diff options
Diffstat (limited to 'drivers')
211 files changed, 2205 insertions, 3340 deletions
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c index a72685c1e819..5e8df9177da4 100644 --- a/drivers/acpi/acpica/utglobal.c +++ b/drivers/acpi/acpica/utglobal.c @@ -102,19 +102,12 @@ const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = { {"_SB_", ACPI_TYPE_DEVICE, NULL}, {"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL}, {"_TZ_", ACPI_TYPE_DEVICE, NULL}, - /* - * March, 2015: - * The _REV object is in the process of being deprecated, because - * other ACPI implementations permanently return 2. Thus, it - * has little or no value. Return 2 for compatibility with - * other ACPI implementations. - */ - {"_REV", ACPI_TYPE_INTEGER, ACPI_CAST_PTR(char, 2)}, + {"_REV", ACPI_TYPE_INTEGER, (char *)ACPI_CA_SUPPORT_LEVEL}, {"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME}, - {"_GL_", ACPI_TYPE_MUTEX, ACPI_CAST_PTR(char, 1)}, + {"_GL_", ACPI_TYPE_MUTEX, (char *)1}, #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) - {"_OSI", ACPI_TYPE_METHOD, ACPI_CAST_PTR(char, 1)}, + {"_OSI", ACPI_TYPE_METHOD, (char *)1}, #endif /* Table terminator */ diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 39748bb3a543..7ccba395c9dd 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -182,7 +182,7 @@ static void __init acpi_request_region (struct acpi_generic_address *gas, request_mem_region(addr, length, desc); } -static int __init acpi_reserve_resources(void) +static void __init acpi_reserve_resources(void) { acpi_request_region(&acpi_gbl_FADT.xpm1a_event_block, acpi_gbl_FADT.pm1_event_length, "ACPI PM1a_EVT_BLK"); @@ -211,10 +211,7 @@ static int __init acpi_reserve_resources(void) if (!(acpi_gbl_FADT.gpe1_block_length & 0x1)) acpi_request_region(&acpi_gbl_FADT.xgpe1_block, acpi_gbl_FADT.gpe1_block_length, "ACPI GPE1_BLK"); - - return 0; } -device_initcall(acpi_reserve_resources); void acpi_os_printf(const char *fmt, ...) { @@ -1845,6 +1842,7 @@ acpi_status __init acpi_os_initialize(void) acpi_status __init acpi_os_initialize1(void) { + acpi_reserve_resources(); kacpid_wq = alloc_workqueue("kacpid", 0, 1); kacpi_notify_wq = alloc_workqueue("kacpi_notify", 0, 1); kacpi_hotplug_wq = alloc_ordered_workqueue("kacpi_hotplug", 0); diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 5f601553b9b0..9dca4b995be0 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -270,6 +270,7 @@ config ATA_PIIX config SATA_DWC tristate "DesignWare Cores SATA support" depends on 460EX + select DW_DMAC help This option enables support for the on-chip SATA controller of the AppliedMicro processor 460EX. @@ -729,15 +730,6 @@ config PATA_SC1200 If unsure, say N. -config PATA_SCC - tristate "Toshiba's Cell Reference Set IDE support" - depends on PCI && PPC_CELLEB - help - This option enables support for the built-in IDE controller on - Toshiba Cell Reference Board. - - If unsure, say N. - config PATA_SCH tristate "Intel SCH PATA support" depends on PCI diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile index b67e995179a9..40f7865f20a1 100644 --- a/drivers/ata/Makefile +++ b/drivers/ata/Makefile @@ -75,7 +75,6 @@ obj-$(CONFIG_PATA_PDC_OLD) += pata_pdc202xx_old.o obj-$(CONFIG_PATA_RADISYS) += pata_radisys.o obj-$(CONFIG_PATA_RDC) += pata_rdc.o obj-$(CONFIG_PATA_SC1200) += pata_sc1200.o -obj-$(CONFIG_PATA_SCC) += pata_scc.o obj-$(CONFIG_PATA_SCH) += pata_sch.o obj-$(CONFIG_PATA_SERVERWORKS) += pata_serverworks.o obj-$(CONFIG_PATA_SIL680) += pata_sil680.o diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index c7a92a743ed0..65ee94454bbd 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -66,6 +66,7 @@ enum board_ids { board_ahci_yes_fbs, /* board IDs for specific chipsets in alphabetical order */ + board_ahci_avn, board_ahci_mcp65, board_ahci_mcp77, board_ahci_mcp89, @@ -84,6 +85,8 @@ enum board_ids { static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline); +static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, + unsigned long deadline); static void ahci_mcp89_apple_enable(struct pci_dev *pdev); static bool is_mcp89_apple(struct pci_dev *pdev); static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, @@ -107,6 +110,11 @@ static struct ata_port_operations ahci_p5wdh_ops = { .hardreset = ahci_p5wdh_hardreset, }; +static struct ata_port_operations ahci_avn_ops = { + .inherits = &ahci_ops, + .hardreset = ahci_avn_hardreset, +}; + static const struct ata_port_info ahci_port_info[] = { /* by features */ [board_ahci] = { @@ -151,6 +159,12 @@ static const struct ata_port_info ahci_port_info[] = { .port_ops = &ahci_ops, }, /* by chipsets */ + [board_ahci_avn] = { + .flags = AHCI_FLAG_COMMON, + .pio_mask = ATA_PIO4, + .udma_mask = ATA_UDMA6, + .port_ops = &ahci_avn_ops, + }, [board_ahci_mcp65] = { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ), @@ -290,14 +304,14 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x1f27), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f2e), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f2f), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f32), board_ahci }, /* Avoton AHCI */ - { PCI_VDEVICE(INTEL, 0x1f33), board_ahci }, /* Avoton AHCI */ - { PCI_VDEVICE(INTEL, 0x1f34), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f35), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f36), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f37), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci }, /* Avoton RAID */ - { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f32), board_ahci_avn }, /* Avoton AHCI */ + { PCI_VDEVICE(INTEL, 0x1f33), board_ahci_avn }, /* Avoton AHCI */ + { PCI_VDEVICE(INTEL, 0x1f34), board_ahci_avn }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f35), board_ahci_avn }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f36), board_ahci_avn }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f37), board_ahci_avn }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci_avn }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci_avn }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */ @@ -670,6 +684,79 @@ static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class, return rc; } +/* + * ahci_avn_hardreset - attempt more aggressive recovery of Avoton ports. + * + * It has been observed with some SSDs that the timing of events in the + * link synchronization phase can leave the port in a state that can not + * be recovered by a SATA-hard-reset alone. The failing signature is + * SStatus.DET stuck at 1 ("Device presence detected but Phy + * communication not established"). It was found that unloading and + * reloading the driver when this problem occurs allows the drive + * connection to be recovered (DET advanced to 0x3). The critical + * component of reloading the driver is that the port state machines are + * reset by bouncing "port enable" in the AHCI PCS configuration + * register. So, reproduce that effect by bouncing a port whenever we + * see DET==1 after a reset. + */ +static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class, + unsigned long deadline) +{ + const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context); + struct ata_port *ap = link->ap; + struct ahci_port_priv *pp = ap->private_data; + struct ahci_host_priv *hpriv = ap->host->private_data; + u8 *d2h_fis = pp->rx_fis + RX_FIS_D2H_REG; + unsigned long tmo = deadline - jiffies; + struct ata_taskfile tf; + bool online; + int rc, i; + + DPRINTK("ENTER\n"); + + ahci_stop_engine(ap); + + for (i = 0; i < 2; i++) { + u16 val; + u32 sstatus; + int port = ap->port_no; + struct ata_host *host = ap->host; + struct pci_dev *pdev = to_pci_dev(host->dev); + + /* clear D2H reception area to properly wait for D2H FIS */ + ata_tf_init(link->device, &tf); + tf.command = ATA_BUSY; + ata_tf_to_fis(&tf, 0, 0, d2h_fis); + + rc = sata_link_hardreset(link, timing, deadline, &online, + ahci_check_ready); + + if (sata_scr_read(link, SCR_STATUS, &sstatus) != 0 || + (sstatus & 0xf) != 1) + break; + + ata_link_printk(link, KERN_INFO, "avn bounce port%d\n", + port); + + pci_read_config_word(pdev, 0x92, &val); + val &= ~(1 << port); + pci_write_config_word(pdev, 0x92, val); + ata_msleep(ap, 1000); + val |= 1 << port; + pci_write_config_word(pdev, 0x92, val); + deadline += tmo; + } + + hpriv->start_engine(ap); + + if (online) + *class = ahci_dev_classify(ap); + + DPRINTK("EXIT, rc=%d, class=%u\n", rc, *class); + return rc; +} + + #ifdef CONFIG_PM static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg) { diff --git a/drivers/ata/ahci_st.c b/drivers/ata/ahci_st.c index ea0ff005b86c..8ff428fe8e0f 100644 --- a/drivers/ata/ahci_st.c +++ b/drivers/ata/ahci_st.c @@ -37,7 +37,6 @@ struct st_ahci_drv_data { struct reset_control *pwr; struct reset_control *sw_rst; struct reset_control *pwr_rst; - struct ahci_host_priv *hpriv; }; static void st_ahci_configure_oob(void __iomem *mmio) @@ -55,9 +54,10 @@ static void st_ahci_configure_oob(void __iomem *mmio) writel(new_val, mmio + ST_AHCI_OOBR); } -static int st_ahci_deassert_resets(struct device *dev) +static int st_ahci_deassert_resets(struct ahci_host_priv *hpriv, + struct device *dev) { - struct st_ahci_drv_data *drv_data = dev_get_drvdata(dev); + struct st_ahci_drv_data *drv_data = hpriv->plat_data; int err; if (drv_data->pwr) { @@ -90,8 +90,8 @@ static int st_ahci_deassert_resets(struct device *dev) static void st_ahci_host_stop(struct ata_host *host) { struct ahci_host_priv *hpriv = host->private_data; + struct st_ahci_drv_data *drv_data = hpriv->plat_data; struct device *dev = host->dev; - struct st_ahci_drv_data *drv_data = dev_get_drvdata(dev); int err; if (drv_data->pwr) { @@ -103,29 +103,30 @@ static void st_ahci_host_stop(struct ata_host *host) ahci_platform_disable_resources(hpriv); } -static int st_ahci_probe_resets(struct platform_device *pdev) +static int st_ahci_probe_resets(struct ahci_host_priv *hpriv, + struct device *dev) { - struct st_ahci_drv_data *drv_data = platform_get_drvdata(pdev); + struct st_ahci_drv_data *drv_data = hpriv->plat_data; - drv_data->pwr = devm_reset_control_get(&pdev->dev, "pwr-dwn"); + drv_data->pwr = devm_reset_control_get(dev, "pwr-dwn"); if (IS_ERR(drv_data->pwr)) { - dev_info(&pdev->dev, "power reset control not defined\n"); + dev_info(dev, "power reset control not defined\n"); drv_data->pwr = NULL; } - drv_data->sw_rst = devm_reset_control_get(&pdev->dev, "sw-rst"); + drv_data->sw_rst = devm_reset_control_get(dev, "sw-rst"); if (IS_ERR(drv_data->sw_rst)) { - dev_info(&pdev->dev, "soft reset control not defined\n"); + dev_info(dev, "soft reset control not defined\n"); drv_data->sw_rst = NULL; } - drv_data->pwr_rst = devm_reset_control_get(&pdev->dev, "pwr-rst"); + drv_data->pwr_rst = devm_reset_control_get(dev, "pwr-rst"); if (IS_ERR(drv_data->pwr_rst)) { - dev_dbg(&pdev->dev, "power soft reset control not defined\n"); + dev_dbg(dev, "power soft reset control not defined\n"); drv_data->pwr_rst = NULL; } - return st_ahci_deassert_resets(&pdev->dev); + return st_ahci_deassert_resets(hpriv, dev); } static struct ata_port_operations st_ahci_port_ops = { @@ -154,15 +155,12 @@ static int st_ahci_probe(struct platform_device *pdev) if (!drv_data) return -ENOMEM; - platform_set_drvdata(pdev, drv_data); - hpriv = ahci_platform_get_resources(pdev); if (IS_ERR(hpriv)) return PTR_ERR(hpriv); + hpriv->plat_data = drv_data; - drv_data->hpriv = hpriv; - - err = st_ahci_probe_resets(pdev); + err = st_ahci_probe_resets(hpriv, &pdev->dev); if (err) return err; @@ -170,7 +168,7 @@ static int st_ahci_probe(struct platform_device *pdev) if (err) return err; - st_ahci_configure_oob(drv_data->hpriv->mmio); + st_ahci_configure_oob(hpriv->mmio); err = ahci_platform_init_host(pdev, hpriv, &st_ahci_port_info, &ahci_platform_sht); @@ -185,8 +183,9 @@ static int st_ahci_probe(struct platform_device *pdev) #ifdef CONFIG_PM_SLEEP static int st_ahci_suspend(struct device *dev) { - struct st_ahci_drv_data *drv_data = dev_get_drvdata(dev); - struct ahci_host_priv *hpriv = drv_data->hpriv; + struct ata_host *host = dev_get_drvdata(dev); + struct ahci_host_priv *hpriv = host->private_data; + struct st_ahci_drv_data *drv_data = hpriv->plat_data; int err; err = ahci_platform_suspend_host(dev); @@ -208,21 +207,21 @@ static int st_ahci_suspend(struct device *dev) static int st_ahci_resume(struct device *dev) { - struct st_ahci_drv_data *drv_data = dev_get_drvdata(dev); - struct ahci_host_priv *hpriv = drv_data->hpriv; + struct ata_host *host = dev_get_drvdata(dev); + struct ahci_host_priv *hpriv = host->private_data; int err; err = ahci_platform_enable_resources(hpriv); if (err) return err; - err = st_ahci_deassert_resets(dev); + err = st_ahci_deassert_resets(hpriv, dev); if (err) { ahci_platform_disable_resources(hpriv); return err; } - st_ahci_configure_oob(drv_data->hpriv->mmio); + st_ahci_configure_oob(hpriv->mmio); return ahci_platform_resume_host(dev); } diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 61a9c07e0dff..287c4ba0219f 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -1707,8 +1707,7 @@ static void ahci_handle_port_interrupt(struct ata_port *ap, if (unlikely(resetting)) status &= ~PORT_IRQ_BAD_PMP; - /* if LPM is enabled, PHYRDY doesn't mean anything */ - if (ap->link.lpm_policy > ATA_LPM_MAX_POWER) { + if (sata_lpm_ignore_phy_events(&ap->link)) { status &= ~PORT_IRQ_PHYRDY; ahci_scr_write(&ap->link, SCR_ERROR, SERR_PHYRDY_CHG); } diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index f6cb1f1b30b7..577849c6611a 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4235,7 +4235,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Crucial_CT*MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, - { "Samsung SSD 850 PRO*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | + { "Samsung SSD 8*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, /* @@ -6752,6 +6752,38 @@ u32 ata_wait_register(struct ata_port *ap, void __iomem *reg, u32 mask, u32 val, return tmp; } +/** + * sata_lpm_ignore_phy_events - test if PHY event should be ignored + * @link: Link receiving the event + * + * Test whether the received PHY event has to be ignored or not. + * + * LOCKING: + * None: + * + * RETURNS: + * True if the event has to be ignored. + */ +bool sata_lpm_ignore_phy_events(struct ata_link *link) +{ + unsigned long lpm_timeout = link->last_lpm_change + + msecs_to_jiffies(ATA_TMOUT_SPURIOUS_PHY); + + /* if LPM is enabled, PHYRDY doesn't mean anything */ + if (link->lpm_policy > ATA_LPM_MAX_POWER) + return true; + + /* ignore the first PHY event after the LPM policy changed + * as it is might be spurious + */ + if ((link->flags & ATA_LFLAG_CHANGED) && + time_before(jiffies, lpm_timeout)) + return true; + + return false; +} +EXPORT_SYMBOL_GPL(sata_lpm_ignore_phy_events); + /* * Dummy port_ops */ diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 07f41be38fbe..cf0022ec07f2 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -3597,6 +3597,9 @@ static int ata_eh_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, } } + link->last_lpm_change = jiffies; + link->flags |= ATA_LFLAG_CHANGED; + return 0; fail: diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c deleted file mode 100644 index 5cd60d6388ec..000000000000 --- a/drivers/ata/pata_scc.c +++ /dev/null @@ -1,1110 +0,0 @@ -/* - * Support for IDE interfaces on Celleb platform - * - * (C) Copyright 2006 TOSHIBA CORPORATION - * - * This code is based on drivers/ata/ata_piix.c: - * Copyright 2003-2005 Red Hat Inc - * Copyright 2003-2005 Jeff Garzik - * Copyright (C) 1998-1999 Andrzej Krzysztofowicz, Author and Maintainer - * Copyright (C) 1998-2000 Andre Hedrick <andre@linux-ide.org> - * Copyright (C) 2003 Red Hat Inc - * - * and drivers/ata/ahci.c: - * Copyright 2004-2005 Red Hat, Inc. - * - * and drivers/ata/libata-core.c: - * Copyright 2003-2004 Red Hat, Inc. All rights reserved. - * Copyright 2003-2004 Jeff Garzik - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/blkdev.h> -#include <linux/delay.h> -#include <linux/device.h> -#include <scsi/scsi_host.h> -#include <linux/libata.h> - -#define DRV_NAME "pata_scc" -#define DRV_VERSION "0.3" - -#define PCI_DEVICE_ID_TOSHIBA_SCC_ATA 0x01b4 - -/* PCI BARs */ -#define SCC_CTRL_BAR 0 -#define SCC_BMID_BAR 1 - -/* offset of CTRL registers */ -#define SCC_CTL_PIOSHT 0x000 -#define SCC_CTL_PIOCT 0x004 -#define SCC_CTL_MDMACT 0x008 -#define SCC_CTL_MCRCST 0x00C -#define SCC_CTL_SDMACT 0x010 -#define SCC_CTL_SCRCST 0x014 -#define SCC_CTL_UDENVT 0x018 -#define SCC_CTL_TDVHSEL 0x020 -#define SCC_CTL_MODEREG 0x024 -#define SCC_CTL_ECMODE 0xF00 -#define SCC_CTL_MAEA0 0xF50 -#define SCC_CTL_MAEC0 0xF54 -#define SCC_CTL_CCKCTRL 0xFF0 - -/* offset of BMID registers */ -#define SCC_DMA_CMD 0x000 -#define SCC_DMA_STATUS 0x004 -#define SCC_DMA_TABLE_OFS 0x008 -#define SCC_DMA_INTMASK 0x010 -#define SCC_DMA_INTST 0x014 -#define SCC_DMA_PTERADD 0x018 -#define SCC_REG_CMD_ADDR 0x020 -#define SCC_REG_DATA 0x000 -#define SCC_REG_ERR 0x004 -#define SCC_REG_FEATURE 0x004 -#define SCC_REG_NSECT 0x008 -#define SCC_REG_LBAL 0x00C -#define SCC_REG_LBAM 0x010 -#define SCC_REG_LBAH 0x014 -#define SCC_REG_DEVICE 0x018 -#define SCC_REG_STATUS 0x01C -#define SCC_REG_CMD 0x01C -#define SCC_REG_ALTSTATUS 0x020 - -/* register value */ -#define TDVHSEL_MASTER 0x00000001 -#define TDVHSEL_SLAVE 0x00000004 - -#define MODE_JCUSFEN 0x00000080 - -#define ECMODE_VALUE 0x01 - -#define CCKCTRL_ATARESET 0x00040000 -#define CCKCTRL_BUFCNT 0x00020000 -#define CCKCTRL_CRST 0x00010000 -#define CCKCTRL_OCLKEN 0x00000100 -#define CCKCTRL_ATACLKOEN 0x00000002 -#define CCKCTRL_LCLKEN 0x00000001 - -#define QCHCD_IOS_SS 0x00000001 - -#define QCHSD_STPDIAG 0x00020000 - -#define INTMASK_MSK 0xD1000012 -#define INTSTS_SERROR 0x80000000 -#define INTSTS_PRERR 0x40000000 -#define INTSTS_RERR 0x10000000 -#define INTSTS_ICERR 0x01000000 -#define INTSTS_BMSINT 0x00000010 -#define INTSTS_BMHE 0x00000008 -#define INTSTS_IOIRQS 0x00000004 -#define INTSTS_INTRQ 0x00000002 -#define INTSTS_ACTEINT 0x00000001 - - -/* PIO transfer mode table */ -/* JCHST */ -static const unsigned long JCHSTtbl[2][7] = { - {0x0E, 0x05, 0x02, 0x03, 0x02, 0x00, 0x00}, /* 100MHz */ - {0x13, 0x07, 0x04, 0x04, 0x03, 0x00, 0x00} /* 133MHz */ -}; - -/* JCHHT */ -static const unsigned long JCHHTtbl[2][7] = { - {0x0E, 0x02, 0x02, 0x02, 0x02, 0x00, 0x00}, /* 100MHz */ - {0x13, 0x03, 0x03, 0x03, 0x03, 0x00, 0x00} /* 133MHz */ -}; - -/* JCHCT */ -static const unsigned long JCHCTtbl[2][7] = { - {0x1D, 0x1D, 0x1C, 0x0B, 0x06, 0x00, 0x00}, /* 100MHz */ - {0x27, 0x26, 0x26, 0x0E, 0x09, 0x00, 0x00} /* 133MHz */ -}; - -/* DMA transfer mode table */ -/* JCHDCTM/JCHDCTS */ -static const unsigned long JCHDCTxtbl[2][7] = { - {0x0A, 0x06, 0x04, 0x03, 0x01, 0x00, 0x00}, /* 100MHz */ - {0x0E, 0x09, 0x06, 0x04, 0x02, 0x01, 0x00} /* 133MHz */ -}; - -/* JCSTWTM/JCSTWTS */ -static const unsigned long JCSTWTxtbl[2][7] = { - {0x06, 0x04, 0x03, 0x02, 0x02, 0x02, 0x00}, /* 100MHz */ - {0x09, 0x06, 0x04, 0x02, 0x02, 0x02, 0x02} /* 133MHz */ -}; - -/* JCTSS */ -static const unsigned long JCTSStbl[2][7] = { - {0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x00}, /* 100MHz */ - {0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05} /* 133MHz */ -}; - -/* JCENVT */ -static const unsigned long JCENVTtbl[2][7] = { - {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00}, /* 100MHz */ - {0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02} /* 133MHz */ -}; - -/* JCACTSELS/JCACTSELM */ -static const unsigned long JCACTSELtbl[2][7] = { - {0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00}, /* 100MHz */ - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01} /* 133MHz */ -}; - -static const struct pci_device_id scc_pci_tbl[] = { - { PCI_VDEVICE(TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_SCC_ATA), 0}, - { } /* terminate list */ -}; - -/** - * scc_set_piomode - Initialize host controller PATA PIO timings - * @ap: Port whose timings we are configuring - * @adev: um - * - * Set PIO mode for device. - * - * LOCKING: - * None (inherited from caller). - */ - -static void scc_set_piomode (struct ata_port *ap, struct ata_device *adev) -{ - unsigned int pio = adev->pio_mode - XFER_PIO_0; - void __iomem *ctrl_base = ap->host->iomap[SCC_CTRL_BAR]; - void __iomem *cckctrl_port = ctrl_base + SCC_CTL_CCKCTRL; - void __iomem *piosht_port = ctrl_base + SCC_CTL_PIOSHT; - void __iomem *pioct_port = ctrl_base + SCC_CTL_PIOCT; - unsigned long reg; - int offset; - - reg = in_be32(cckctrl_port); - if (reg & CCKCTRL_ATACLKOEN) - offset = 1; /* 133MHz */ - else - offset = 0; /* 100MHz */ - - reg = JCHSTtbl[offset][pio] << 16 | JCHHTtbl[offset][pio]; - out_be32(piosht_port, reg); - reg = JCHCTtbl[offset][pio]; - out_be32(pioct_port, reg); -} - -/** - * scc_set_dmamode - Initialize host controller PATA DMA timings - * @ap: Port whose timings we are configuring - * @adev: um - * - * Set UDMA mode for device. - * - * LOCKING: - * None (inherited from caller). - */ - -static void scc_set_dmamode (struct ata_port *ap, struct ata_device *adev) -{ - unsigned int udma = adev->dma_mode; - unsigned int is_slave = (adev->devno != 0); - u8 speed = udma; - void __iomem *ctrl_base = ap->host->iomap[SCC_CTRL_BAR]; - void __iomem *cckctrl_port = ctrl_base + SCC_CTL_CCKCTRL; - void __iomem *mdmact_port = ctrl_base + SCC_CTL_MDMACT; - void __iomem *mcrcst_port = ctrl_base + SCC_CTL_MCRCST; - void __iomem *sdmact_port = ctrl_base + SCC_CTL_SDMACT; - void __iomem *scrcst_port = ctrl_base + SCC_CTL_SCRCST; - void __iomem *udenvt_port = ctrl_base + SCC_CTL_UDENVT; - void __iomem *tdvhsel_port = ctrl_base + SCC_CTL_TDVHSEL; - int offset, idx; - - if (in_be32(cckctrl_port) & CCKCTRL_ATACLKOEN) - offset = 1; /* 133MHz */ - else - offset = 0; /* 100MHz */ - - if (speed >= XFER_UDMA_0) - idx = speed - XFER_UDMA_0; - else - return; - - if (is_slave) { - out_be32(sdmact_port, JCHDCTxtbl[offset][idx]); - out_be32(scrcst_port, JCSTWTxtbl[offset][idx]); - out_be32(tdvhsel_port, - (in_be32(tdvhsel_port) & ~TDVHSEL_SLAVE) | (JCACTSELtbl[offset][idx] << 2)); - } else { - out_be32(mdmact_port, JCHDCTxtbl[offset][idx]); - out_be32(mcrcst_port, JCSTWTxtbl[offset][idx]); - out_be32(tdvhsel_port, - (in_be32(tdvhsel_port) & ~TDVHSEL_MASTER) | JCACTSELtbl[offset][idx]); - } - out_be32(udenvt_port, - JCTSStbl[offset][idx] << 16 | JCENVTtbl[offset][idx]); -} - -unsigned long scc_mode_filter(struct ata_device *adev, unsigned long mask) -{ - /* errata A308 workaround: limit ATAPI UDMA mode to UDMA4 */ - if (adev->class == ATA_DEV_ATAPI && - (mask & (0xE0 << ATA_SHIFT_UDMA))) { - printk(KERN_INFO "%s: limit ATAPI UDMA to UDMA4\n", DRV_NAME); - mask &= ~(0xE0 << ATA_SHIFT_UDMA); - } - return mask; -} - -/** - * scc_tf_load - send taskfile registers to host controller - * @ap: Port to which output is sent - * @tf: ATA taskfile register set - * - * Note: Original code is ata_sff_tf_load(). - */ - -static void scc_tf_load (struct ata_port *ap, const struct ata_taskfile *tf) -{ - struct ata_ioports *ioaddr = &ap->ioaddr; - unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR; - - if (tf->ctl != ap->last_ctl) { - out_be32(ioaddr->ctl_addr, tf->ctl); - ap->last_ctl = tf->ctl; - ata_wait_idle(ap); - } - - if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) { - out_be32(ioaddr->feature_addr, tf->hob_feature); - out_be32(ioaddr->nsect_addr, tf->hob_nsect); - out_be32(ioaddr->lbal_addr, tf->hob_lbal); - out_be32(ioaddr->lbam_addr, tf->hob_lbam); - out_be32(ioaddr->lbah_addr, tf->hob_lbah); - VPRINTK("hob: feat 0x%X nsect 0x%X, lba 0x%X 0x%X 0x%X\n", - tf->hob_feature, - tf->hob_nsect, - tf->hob_lbal, - tf->hob_lbam, - tf->hob_lbah); - } - - if (is_addr) { - out_be32(ioaddr->feature_addr, tf->feature); - out_be32(ioaddr->nsect_addr, tf->nsect); - out_be32(ioaddr->lbal_addr, tf->lbal); - out_be32(ioaddr->lbam_addr, tf->lbam); - out_be32(ioaddr->lbah_addr, tf->lbah); - VPRINTK("feat 0x%X nsect 0x%X lba 0x%X 0x%X 0x%X\n", - tf->feature, - tf->nsect, - tf->lbal, - tf->lbam, - tf->lbah); - } - - if (tf->flags & ATA_TFLAG_DEVICE) { - out_be32(ioaddr->device_addr, tf->device); - VPRINTK("device 0x%X\n", tf->device); - } - - ata_wait_idle(ap); -} - -/** - * scc_check_status - Read device status reg & clear interrupt - * @ap: port where the device is - * - * Note: Original code is ata_check_status(). - */ - -static u8 scc_check_status (struct ata_port *ap) -{ - return in_be32(ap->ioaddr.status_addr); -} - -/** - * scc_tf_read - input device's ATA taskfile shadow registers - * @ap: Port from which input is read - * @tf: ATA taskfile register set for storing input - * - * Note: Original code is ata_sff_tf_read(). - */ - -static void scc_tf_read (struct ata_port *ap, struct ata_taskfile *tf) -{ - struct ata_ioports *ioaddr = &ap->ioaddr; - - tf->command = scc_check_status(ap); - tf->feature = in_be32(ioaddr->error_addr); - tf->nsect = in_be32(ioaddr->nsect_addr); - tf->lbal = in_be32(ioaddr->lbal_addr); - tf->lbam = in_be32(ioaddr->lbam_addr); - tf->lbah = in_be32(ioaddr->lbah_addr); - tf->device = in_be32(ioaddr->device_addr); - - if (tf->flags & ATA_TFLAG_LBA48) { - out_be32(ioaddr->ctl_addr, tf->ctl | ATA_HOB); - tf->hob_feature = in_be32(ioaddr->error_addr); - tf->hob_nsect = in_be32(ioaddr->nsect_addr); - tf->hob_lbal = in_be32(ioaddr->lbal_addr); - tf->hob_lbam = in_be32(ioaddr->lbam_addr); - tf->hob_lbah = in_be32(ioaddr->lbah_addr); - out_be32(ioaddr->ctl_addr, tf->ctl); - ap->last_ctl = tf->ctl; - } -} - -/** - * scc_exec_command - issue ATA command to host controller - * @ap: port to which command is being issued - * @tf: ATA taskfile register set - * - * Note: Original code is ata_sff_exec_command(). - */ - -static void scc_exec_command (struct ata_port *ap, - const struct ata_taskfile *tf) -{ - DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command); - - out_be32(ap->ioaddr.command_addr, tf->command); - ata_sff_pause(ap); -} - -/** - * scc_check_altstatus - Read device alternate status reg - * @ap: port where the device is - */ - -static u8 scc_check_altstatus (struct ata_port *ap) -{ - return in_be32(ap->ioaddr.altstatus_addr); -} - -/** - * scc_dev_select - Select device 0/1 on ATA bus - * @ap: ATA channel to manipulate - * @device: ATA device (numbered from zero) to select - * - * Note: Original code is ata_sff_dev_select(). - */ - -static void scc_dev_select (struct ata_port *ap, unsigned int device) -{ - u8 tmp; - - if (device == 0) - tmp = ATA_DEVICE_OBS; - else - tmp = ATA_DEVICE_OBS | ATA_DEV1; - - out_be32(ap->ioaddr.device_addr, tmp); - ata_sff_pause(ap); -} - -/** - * scc_set_devctl - Write device control reg - * @ap: port where the device is - * @ctl: value to write - */ - -static void scc_set_devctl(struct ata_port *ap, u8 ctl) -{ - out_be32(ap->ioaddr.ctl_addr, ctl); -} - -/** - * scc_bmdma_setup - Set up PCI IDE BMDMA transaction - * @qc: Info associated with this ATA transaction. - * - * Note: Original code is ata_bmdma_setup(). - */ - -static void scc_bmdma_setup (struct ata_queued_cmd *qc) -{ - struct ata_port *ap = qc->ap; - unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE); - u8 dmactl; - void __iomem *mmio = ap->ioaddr.bmdma_addr; - - /* load PRD table addr */ - out_be32(mmio + SCC_DMA_TABLE_OFS, ap->bmdma_prd_dma); - - /* specify data direction, triple-check start bit is clear */ - dmactl = in_be32(mmio + SCC_DMA_CMD); - dmactl &= ~(ATA_DMA_WR | ATA_DMA_START); - if (!rw) - dmactl |= ATA_DMA_WR; - out_be32(mmio + SCC_DMA_CMD, dmactl); - - /* issue r/w command */ - ap->ops->sff_exec_command(ap, &qc->tf); -} - -/** - * scc_bmdma_start - Start a PCI IDE BMDMA transaction - * @qc: Info associated with this ATA transaction. - * - * Note: Original code is ata_bmdma_start(). - */ - -static void scc_bmdma_start (struct ata_queued_cmd *qc) -{ - struct ata_port *ap = qc->ap; - u8 dmactl; - void __iomem *mmio = ap->ioaddr.bmdma_addr; - - /* start host DMA transaction */ - dmactl = in_be32(mmio + SCC_DMA_CMD); - out_be32(mmio + SCC_DMA_CMD, dmactl | ATA_DMA_START); -} - -/** - * scc_devchk - PATA device presence detection - * @ap: ATA channel to examine - * @device: Device to examine (starting at zero) - * - * Note: Original code is ata_devchk(). - */ - -static unsigned int scc_devchk (struct ata_port *ap, - unsigned int device) -{ - struct ata_ioports *ioaddr = &ap->ioaddr; - u8 nsect, lbal; - - ap->ops->sff_dev_select(ap, device); - - out_be32(ioaddr->nsect_addr, 0x55); - out_be32(ioaddr->lbal_addr, 0xaa); - - out_be32(ioaddr->nsect_addr, 0xaa); - out_be32(ioaddr->lbal_addr, 0x55); - - out_be32(ioaddr->nsect_addr, 0x55); - out_be32(ioaddr->lbal_addr, 0xaa); - - nsect = in_be32(ioaddr->nsect_addr); - lbal = in_be32(ioaddr->lbal_addr); - - if ((nsect == 0x55) && (lbal == 0xaa)) - return 1; /* we found a device */ - - return 0; /* nothing found */ -} - -/** - * scc_wait_after_reset - wait for devices to become ready after reset - * - * Note: Original code is ata_sff_wait_after_reset - */ - -static int scc_wait_after_reset(struct ata_link *link, unsigned int devmask, - unsigned long deadline) -{ - struct ata_port *ap = link->ap; - struct ata_ioports *ioaddr = &ap->ioaddr; - unsigned int dev0 = devmask & (1 << 0); - unsigned int dev1 = devmask & (1 << 1); - int rc, ret = 0; - - /* Spec mandates ">= 2ms" before checking status. We wait - * 150ms, because that was the magic delay used for ATAPI - * devices in Hale Landis's ATADRVR, for the period of time - * between when the ATA command register is written, and then - * status is checked. Because waiting for "a while" before - * checking status is fine, post SRST, we perform this magic - * delay here as well. - * - * Old drivers/ide uses the 2mS rule and then waits for ready. - */ - ata_msleep(ap, 150); - - /* always check readiness of the master device */ - rc = ata_sff_wait_ready(link, deadline); - /* -ENODEV means the odd clown forgot the D7 pulldown resistor - * and TF status is 0xff, bail out on it too. - */ - if (rc) - return rc; - - /* if device 1 was found in ata_devchk, wait for register - * access briefly, then wait for BSY to clear. - */ - if (dev1) { - int i; - - ap->ops->sff_dev_select(ap, 1); - - /* Wait for register access. Some ATAPI devices fail - * to set nsect/lbal after reset, so don't waste too - * much time on it. We're gonna wait for !BSY anyway. - */ - for (i = 0; i < 2; i++) { - u8 nsect, lbal; - - nsect = in_be32(ioaddr->nsect_addr); - lbal = in_be32(ioaddr->lbal_addr); - if ((nsect == 1) && (lbal == 1)) - break; - ata_msleep(ap, 50); /* give drive a breather */ - } - - rc = ata_sff_wait_ready(link, deadline); - if (rc) { - if (rc != -ENODEV) - return rc; - ret = rc; - } - } - - /* is all this really necessary? */ - ap->ops->sff_dev_select(ap, 0); - if (dev1) - ap->ops->sff_dev_select(ap, 1); - if (dev0) - ap->ops->sff_dev_select(ap, 0); - - return ret; -} - -/** - * scc_bus_softreset - PATA device software reset - * - * Note: Original code is ata_bus_softreset(). - */ - -static int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, - unsigned long deadline) -{ - struct ata_ioports *ioaddr = &ap->ioaddr; - - DPRINTK("ata%u: bus reset via SRST\n", ap->print_id); - - /* software reset. causes dev0 to be selected */ - out_be32(ioaddr->ctl_addr, ap->ctl); - udelay(20); - out_be32(ioaddr->ctl_addr, ap->ctl | ATA_SRST); - udelay(20); - out_be32(ioaddr->ctl_addr, ap->ctl); - - return scc_wait_after_reset(&ap->link, devmask, deadline); -} - -/** - * scc_softreset - reset host port via ATA SRST - * @ap: port to reset - * @classes: resulting classes of attached devices - * @deadline: deadline jiffies for the operation - * - * Note: Original code is ata_sff_softreset(). - */ - -static int scc_softreset(struct ata_link *link, unsigned int *classes, - unsigned long deadline) -{ - struct ata_port *ap = link->ap; - unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS; - unsigned int devmask = 0; - int rc; - u8 err; - - DPRINTK("ENTER\n"); - - /* determine if device 0/1 are present */ - if (scc_devchk(ap, 0)) - devmask |= (1 << 0); - if (slave_possible && scc_devchk(ap, 1)) - devmask |= (1 << 1); - - /* select device 0 again */ - ap->ops->sff_dev_select(ap, 0); - - /* issue bus reset */ - DPRINTK("about to softreset, devmask=%x\n", devmask); - rc = scc_bus_softreset(ap, devmask, deadline); - if (rc) { - ata_port_err(ap, "SRST failed (err_mask=0x%x)\n", rc); - return -EIO; - } - - /* determine by signature whether we have ATA or ATAPI devices */ - classes[0] = ata_sff_dev_classify(&ap->link.device[0], - devmask & (1 << 0), &err); - if (slave_possible && err != 0x81) - classes[1] = ata_sff_dev_classify(&ap->link.device[1], - devmask & (1 << 1), &err); - - DPRINTK("EXIT, classes[0]=%u [1]=%u\n", classes[0], classes[1]); - return 0; -} - -/** - * scc_bmdma_stop - Stop PCI IDE BMDMA transfer - * @qc: Command we are ending DMA for - */ - -static void scc_bmdma_stop (struct ata_queued_cmd *qc) -{ - struct ata_port *ap = qc->ap; - void __iomem *ctrl_base = ap->host->iomap[SCC_CTRL_BAR]; - void __iomem *bmid_base = ap->host->iomap[SCC_BMID_BAR]; - u32 reg; - - while (1) { - reg = in_be32(bmid_base + SCC_DMA_INTST); - - if (reg & INTSTS_SERROR) { - printk(KERN_WARNING "%s: SERROR\n", DRV_NAME); - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_SERROR|INTSTS_BMSINT); - out_be32(bmid_base + SCC_DMA_CMD, - in_be32(bmid_base + SCC_DMA_CMD) & ~ATA_DMA_START); - continue; - } - - if (reg & INTSTS_PRERR) { - u32 maea0, maec0; - maea0 = in_be32(ctrl_base + SCC_CTL_MAEA0); - maec0 = in_be32(ctrl_base + SCC_CTL_MAEC0); - printk(KERN_WARNING "%s: PRERR [addr:%x cmd:%x]\n", DRV_NAME, maea0, maec0); - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_PRERR|INTSTS_BMSINT); - out_be32(bmid_base + SCC_DMA_CMD, - in_be32(bmid_base + SCC_DMA_CMD) & ~ATA_DMA_START); - continue; - } - - if (reg & INTSTS_RERR) { - printk(KERN_WARNING "%s: Response Error\n", DRV_NAME); - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_RERR|INTSTS_BMSINT); - out_be32(bmid_base + SCC_DMA_CMD, - in_be32(bmid_base + SCC_DMA_CMD) & ~ATA_DMA_START); - continue; - } - - if (reg & INTSTS_ICERR) { - out_be32(bmid_base + SCC_DMA_CMD, - in_be32(bmid_base + SCC_DMA_CMD) & ~ATA_DMA_START); - printk(KERN_WARNING "%s: Illegal Configuration\n", DRV_NAME); - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_ICERR|INTSTS_BMSINT); - continue; - } - - if (reg & INTSTS_BMSINT) { - unsigned int classes; - unsigned long deadline = ata_deadline(jiffies, ATA_TMOUT_BOOT); - printk(KERN_WARNING "%s: Internal Bus Error\n", DRV_NAME); - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_BMSINT); - /* TBD: SW reset */ - scc_softreset(&ap->link, &classes, deadline); - continue; - } - - if (reg & INTSTS_BMHE) { - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_BMHE); - continue; - } - - if (reg & INTSTS_ACTEINT) { - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_ACTEINT); - continue; - } - - if (reg & INTSTS_IOIRQS) { - out_be32(bmid_base + SCC_DMA_INTST, INTSTS_IOIRQS); - continue; - } - break; - } - - /* clear start/stop bit */ - out_be32(bmid_base + SCC_DMA_CMD, - in_be32(bmid_base + SCC_DMA_CMD) & ~ATA_DMA_START); - - /* one-PIO-cycle guaranteed wait, per spec, for HDMA1:0 transition */ - ata_sff_dma_pause(ap); /* dummy read */ -} - -/** - * scc_bmdma_status - Read PCI IDE BMDMA status - * @ap: Port associated with this ATA transaction. - */ - -static u8 scc_bmdma_status (struct ata_port *ap) -{ - void __iomem *mmio = ap->ioaddr.bmdma_addr; - u8 host_stat = in_be32(mmio + SCC_DMA_STATUS); - u32 int_status = in_be32(mmio + SCC_DMA_INTST); - struct ata_queued_cmd *qc = ata_qc_from_tag(ap, ap->link.active_tag); - static int retry = 0; - - /* return if IOS_SS is cleared */ - if (!(in_be32(mmio + SCC_DMA_CMD) & ATA_DMA_START)) - return host_stat; - - /* errata A252,A308 workaround: Step4 */ - if ((scc_check_altstatus(ap) & ATA_ERR) - && (int_status & INTSTS_INTRQ)) - return (host_stat | ATA_DMA_INTR); - - /* errata A308 workaround Step5 */ - if (int_status & INTSTS_IOIRQS) { - host_stat |= ATA_DMA_INTR; - - /* We don't check ATAPI DMA because it is limited to UDMA4 */ - if ((qc->tf.protocol == ATA_PROT_DMA && - qc->dev->xfer_mode > XFER_UDMA_4)) { - if (!(int_status & INTSTS_ACTEINT)) { - printk(KERN_WARNING "ata%u: operation failed (transfer data loss)\n", - ap->print_id); - host_stat |= ATA_DMA_ERR; - if (retry++) - ap->udma_mask &= ~(1 << qc->dev->xfer_mode); - } else - retry = 0; - } - } - - return host_stat; -} - -/** - * scc_data_xfer - Transfer data by PIO - * @dev: device for this I/O - * @buf: data buffer - * @buflen: buffer length - * @rw: read/write - * - * Note: Original code is ata_sff_data_xfer(). - */ - -static unsigned int scc_data_xfer (struct ata_device *dev, unsigned char *buf, - unsigned int buflen, int rw) -{ - struct ata_port *ap = dev->link->ap; - unsigned int words = buflen >> 1; - unsigned int i; - __le16 *buf16 = (__le16 *) buf; - void __iomem *mmio = ap->ioaddr.data_addr; - - /* Transfer multiple of 2 bytes */ - if (rw == READ) - for (i = 0; i < words; i++) - buf16[i] = cpu_to_le16(in_be32(mmio)); - else - for (i = 0; i < words; i++) - out_be32(mmio, le16_to_cpu(buf16[i])); - - /* Transfer trailing 1 byte, if any. */ - if (unlikely(buflen & 0x01)) { - __le16 align_buf[1] = { 0 }; - unsigned char *trailing_buf = buf + buflen - 1; - - if (rw == READ) { - align_buf[0] = cpu_to_le16(in_be32(mmio)); - memcpy(trailing_buf, align_buf, 1); - } else { - memcpy(align_buf, trailing_buf, 1); - out_be32(mmio, le16_to_cpu(align_buf[0])); - } - words++; - } - - return words << 1; -} - -/** - * scc_postreset - standard postreset callback - * @ap: the target ata_port - * @classes: classes of attached devices - * - * Note: Original code is ata_sff_postreset(). - */ - -static void scc_postreset(struct ata_link *link, unsigned int *classes) -{ - struct ata_port *ap = link->ap; - - DPRINTK("ENTER\n"); - - /* is double-select really necessary? */ - if (classes[0] != ATA_DEV_NONE) - ap->ops->sff_dev_select(ap, 1); - if (classes[1] != ATA_DEV_NONE) - ap->ops->sff_dev_select(ap, 0); - - /* bail out if no device is present */ - if (classes[0] == ATA_DEV_NONE && classes[1] == ATA_DEV_NONE) { - DPRINTK("EXIT, no device\n"); - return; - } - - /* set up device control */ - out_be32(ap->ioaddr.ctl_addr, ap->ctl); - - DPRINTK("EXIT\n"); -} - -/** - * scc_irq_clear - Clear PCI IDE BMDMA interrupt. - * @ap: Port associated with this ATA transaction. - * - * Note: Original code is ata_bmdma_irq_clear(). - */ - -static void scc_irq_clear (struct ata_port *ap) -{ - void __iomem *mmio = ap->ioaddr.bmdma_addr; - - if (!mmio) - return; - - out_be32(mmio + SCC_DMA_STATUS, in_be32(mmio + SCC_DMA_STATUS)); -} - -/** - * scc_port_start - Set port up for dma. - * @ap: Port to initialize - * - * Allocate space for PRD table using ata_bmdma_port_start(). - * Set PRD table address for PTERADD. (PRD Transfer End Read) - */ - -static int scc_port_start (struct ata_port *ap) -{ - void __iomem *mmio = ap->ioaddr.bmdma_addr; - int rc; - - rc = ata_bmdma_port_start(ap); - if (rc) - return rc; - - out_be32(mmio + SCC_DMA_PTERADD, ap->bmdma_prd_dma); - return 0; -} - -/** - * scc_port_stop - Undo scc_port_start() - * @ap: Port to shut down - * - * Reset PTERADD. - */ - -static void scc_port_stop (struct ata_port *ap) -{ - void __iomem *mmio = ap->ioaddr.bmdma_addr; - - out_be32(mmio + SCC_DMA_PTERADD, 0); -} - -static struct scsi_host_template scc_sht = { - ATA_BMDMA_SHT(DRV_NAME), -}; - -static struct ata_port_operations scc_pata_ops = { - .inherits = &ata_bmdma_port_ops, - - .set_piomode = scc_set_piomode, - .set_dmamode = scc_set_dmamode, - .mode_filter = scc_mode_filter, - - .sff_tf_load = scc_tf_load, - .sff_tf_read = scc_tf_read, - .sff_exec_command = scc_exec_command, - .sff_check_status = scc_check_status, - .sff_check_altstatus = scc_check_altstatus, - .sff_dev_select = scc_dev_select, - .sff_set_devctl = scc_set_devctl, - - .bmdma_setup = scc_bmdma_setup, - .bmdma_start = scc_bmdma_start, - .bmdma_stop = scc_bmdma_stop, - .bmdma_status = scc_bmdma_status, - .sff_data_xfer = scc_data_xfer, - - .cable_detect = ata_cable_80wire, - .softreset = scc_softreset, - .postreset = scc_postreset, - - .sff_irq_clear = scc_irq_clear, - - .port_start = scc_port_start, - .port_stop = scc_port_stop, -}; - -static struct ata_port_info scc_port_info[] = { - { - .flags = ATA_FLAG_SLAVE_POSS, - .pio_mask = ATA_PIO4, - /* No MWDMA */ - .udma_mask = ATA_UDMA6, - .port_ops = &scc_pata_ops, - }, -}; - -/** - * scc_reset_controller - initialize SCC PATA controller. - */ - -static int scc_reset_controller(struct ata_host *host) -{ - void __iomem *ctrl_base = host->iomap[SCC_CTRL_BAR]; - void __iomem *bmid_base = host->iomap[SCC_BMID_BAR]; - void __iomem *cckctrl_port = ctrl_base + SCC_CTL_CCKCTRL; - void __iomem *mode_port = ctrl_base + SCC_CTL_MODEREG; - void __iomem *ecmode_port = ctrl_base + SCC_CTL_ECMODE; - void __iomem *intmask_port = bmid_base + SCC_DMA_INTMASK; - void __iomem *dmastatus_port = bmid_base + SCC_DMA_STATUS; - u32 reg = 0; - - out_be32(cckctrl_port, reg); - reg |= CCKCTRL_ATACLKOEN; - out_be32(cckctrl_port, reg); - reg |= CCKCTRL_LCLKEN | CCKCTRL_OCLKEN; - out_be32(cckctrl_port, reg); - reg |= CCKCTRL_CRST; - out_be32(cckctrl_port, reg); - - for (;;) { - reg = in_be32(cckctrl_port); - if (reg & CCKCTRL_CRST) - break; - udelay(5000); - } - - reg |= CCKCTRL_ATARESET; - out_be32(cckctrl_port, reg); - out_be32(ecmode_port, ECMODE_VALUE); - out_be32(mode_port, MODE_JCUSFEN); - out_be32(intmask_port, INTMASK_MSK); - - if (in_be32(dmastatus_port) & QCHSD_STPDIAG) { - printk(KERN_WARNING "%s: failed to detect 80c cable. (PDIAG# is high)\n", DRV_NAME); - return -EIO; - } - - return 0; -} - -/** - * scc_setup_ports - initialize ioaddr with SCC PATA port offsets. - * @ioaddr: IO address structure to be initialized - * @base: base address of BMID region - */ - -static void scc_setup_ports (struct ata_ioports *ioaddr, void __iomem *base) -{ - ioaddr->cmd_addr = base + SCC_REG_CMD_ADDR; - ioaddr->altstatus_addr = ioaddr->cmd_addr + SCC_REG_ALTSTATUS; - ioaddr->ctl_addr = ioaddr->cmd_addr + SCC_REG_ALTSTATUS; - ioaddr->bmdma_addr = base; - ioaddr->data_addr = ioaddr->cmd_addr + SCC_REG_DATA; - ioaddr->error_addr = ioaddr->cmd_addr + SCC_REG_ERR; - ioaddr->feature_addr = ioaddr->cmd_addr + SCC_REG_FEATURE; - ioaddr->nsect_addr = ioaddr->cmd_addr + SCC_REG_NSECT; - ioaddr->lbal_addr = ioaddr->cmd_addr + SCC_REG_LBAL; - ioaddr->lbam_addr = ioaddr->cmd_addr + SCC_REG_LBAM; - ioaddr->lbah_addr = ioaddr->cmd_addr + SCC_REG_LBAH; - ioaddr->device_addr = ioaddr->cmd_addr + SCC_REG_DEVICE; - ioaddr->status_addr = ioaddr->cmd_addr + SCC_REG_STATUS; - ioaddr->command_addr = ioaddr->cmd_addr + SCC_REG_CMD; -} - -static int scc_host_init(struct ata_host *host) -{ - struct pci_dev *pdev = to_pci_dev(host->dev); - int rc; - - rc = scc_reset_controller(host); - if (rc) - return rc; - - rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK); - if (rc) - return rc; - rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK); - if (rc) - return rc; - - scc_setup_ports(&host->ports[0]->ioaddr, host->iomap[SCC_BMID_BAR]); - - pci_set_master(pdev); - - return 0; -} - -/** - * scc_init_one - Register SCC PATA device with kernel services - * @pdev: PCI device to register - * @ent: Entry in scc_pci_tbl matching with @pdev - * - * LOCKING: - * Inherited from PCI layer (may sleep). - * - * RETURNS: - * Zero on success, or -ERRNO value. - */ - -static int scc_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) -{ - unsigned int board_idx = (unsigned int) ent->driver_data; - const struct ata_port_info *ppi[] = { &scc_port_info[board_idx], NULL }; - struct ata_host *host; - int rc; - - ata_print_version_once(&pdev->dev, DRV_VERSION); - - host = ata_host_alloc_pinfo(&pdev->dev, ppi, 1); - if (!host) - return -ENOMEM; - - rc = pcim_enable_device(pdev); - if (rc) - return rc; - - rc = pcim_iomap_regions(pdev, (1 << SCC_CTRL_BAR) | (1 << SCC_BMID_BAR), DRV_NAME); - if (rc == -EBUSY) - pcim_pin_device(pdev); - if (rc) - return rc; - host->iomap = pcim_iomap_table(pdev); - - ata_port_pbar_desc(host->ports[0], SCC_CTRL_BAR, -1, "ctrl"); - ata_port_pbar_desc(host->ports[0], SCC_BMID_BAR, -1, "bmid"); - - rc = scc_host_init(host); - if (rc) - return rc; - - return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt, - IRQF_SHARED, &scc_sht); -} - -static struct pci_driver scc_pci_driver = { - .name = DRV_NAME, - .id_table = scc_pci_tbl, - .probe = scc_init_one, - .remove = ata_pci_remove_one, -#ifdef CONFIG_PM_SLEEP - .suspend = ata_pci_device_suspend, - .resume = ata_pci_device_resume, -#endif -}; - -module_pci_driver(scc_pci_driver); - -MODULE_AUTHOR("Toshiba corp"); -MODULE_DESCRIPTION("SCSI low-level driver for Toshiba SCC PATA controller"); -MODULE_LICENSE("GPL"); -MODULE_DEVICE_TABLE(pci, scc_pci_tbl); -MODULE_VERSION(DRV_VERSION); diff --git a/drivers/block/loop.c b/drivers/block/loop.c index ae3fcb4199e9..d7173cb1ea76 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1620,8 +1620,8 @@ out: static void loop_remove(struct loop_device *lo) { - del_gendisk(lo->lo_disk); blk_cleanup_queue(lo->lo_queue); + del_gendisk(lo->lo_disk); blk_mq_free_tag_set(&lo->tag_set); put_disk(lo->lo_disk); kfree(lo); diff --git a/drivers/block/nvme-scsi.c b/drivers/block/nvme-scsi.c index 6b736b00f63e..88f13c525712 100644 --- a/drivers/block/nvme-scsi.c +++ b/drivers/block/nvme-scsi.c @@ -944,7 +944,8 @@ static int nvme_trans_ext_inq_page(struct nvme_ns *ns, struct sg_io_hdr *hdr, static int nvme_trans_bdev_limits_page(struct nvme_ns *ns, struct sg_io_hdr *hdr, u8 *inq_response, int alloc_len) { - __be32 max_sectors = cpu_to_be32(queue_max_hw_sectors(ns->queue)); + __be32 max_sectors = cpu_to_be32( + nvme_block_nr(ns, queue_max_hw_sectors(ns->queue))); __be32 max_discard = cpu_to_be32(ns->queue->limits.max_discard_sectors); __be32 discard_desc_count = cpu_to_be32(0x100); diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index 4f7e8d400bc0..6de97b3871b0 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c @@ -227,7 +227,6 @@ static void bt3c_receive(struct bt3c_info *info) iobase = info->p_dev->resource[0]->start; avail = bt3c_read(iobase, 0x7006); - //printk("bt3c_cs: receiving %d bytes\n", avail); bt3c_address(iobase, 0x7480); while (size < avail) { @@ -250,7 +249,6 @@ static void bt3c_receive(struct bt3c_info *info) bt_cb(info->rx_skb)->pkt_type = inb(iobase + DATA_L); inb(iobase + DATA_H); - //printk("bt3c: PACKET_TYPE=%02x\n", bt_cb(info->rx_skb)->pkt_type); switch (bt_cb(info->rx_skb)->pkt_type) { @@ -364,7 +362,6 @@ static irqreturn_t bt3c_interrupt(int irq, void *dev_inst) if (stat & 0x0001) bt3c_receive(info); if (stat & 0x0002) { - //BT_ERR("Ack (stat=0x%04x)", stat); clear_bit(XMIT_SENDING, &(info->tx_state)); bt3c_write_wakeup(info); } diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c index d0741f3ed7ec..4bba86677adc 100644 --- a/drivers/bluetooth/btbcm.c +++ b/drivers/bluetooth/btbcm.c @@ -95,6 +95,78 @@ int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) } EXPORT_SYMBOL_GPL(btbcm_set_bdaddr); +int btbcm_patchram(struct hci_dev *hdev, const char *firmware) +{ + const struct hci_command_hdr *cmd; + const struct firmware *fw; + const u8 *fw_ptr; + size_t fw_size; + struct sk_buff *skb; + u16 opcode; + int err; + + err = request_firmware(&fw, firmware, &hdev->dev); + if (err < 0) { + BT_INFO("%s: BCM: Patch %s not found", hdev->name, firmware); + return err; + } + + /* Start Download */ + skb = __hci_cmd_sync(hdev, 0xfc2e, 0, NULL, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + BT_ERR("%s: BCM: Download Minidrv command failed (%d)", + hdev->name, err); + goto done; + } + kfree_skb(skb); + + /* 50 msec delay after Download Minidrv completes */ + msleep(50); + + fw_ptr = fw->data; + fw_size = fw->size; + + while (fw_size >= sizeof(*cmd)) { + const u8 *cmd_param; + + cmd = (struct hci_command_hdr *)fw_ptr; + fw_ptr += sizeof(*cmd); + fw_size -= sizeof(*cmd); + + if (fw_size < cmd->plen) { + BT_ERR("%s: BCM: Patch %s is corrupted", hdev->name, + firmware); + err = -EINVAL; + goto done; + } + + cmd_param = fw_ptr; + fw_ptr += cmd->plen; + fw_size -= cmd->plen; + + opcode = le16_to_cpu(cmd->opcode); + + skb = __hci_cmd_sync(hdev, opcode, cmd->plen, cmd_param, + HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + BT_ERR("%s: BCM: Patch command %04x failed (%d)", + hdev->name, opcode, err); + goto done; + } + kfree_skb(skb); + } + + /* 250 msec delay after Launch Ram completes */ + msleep(250); + +done: + release_firmware(fw); + return err; +} +EXPORT_SYMBOL(btbcm_patchram); + static int btbcm_reset(struct hci_dev *hdev) { struct sk_buff *skb; @@ -198,12 +270,8 @@ static const struct { int btbcm_setup_patchram(struct hci_dev *hdev) { - const struct hci_command_hdr *cmd; - const struct firmware *fw; - const u8 *fw_ptr; - size_t fw_size; char fw_name[64]; - u16 opcode, subver, rev, pid, vid; + u16 subver, rev, pid, vid; const char *hw_name = NULL; struct sk_buff *skb; struct hci_rp_read_local_version *ver; @@ -273,74 +341,19 @@ int btbcm_setup_patchram(struct hci_dev *hdev) hw_name ? : "BCM", (subver & 0x7000) >> 13, (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff); - err = request_firmware(&fw, fw_name, &hdev->dev); - if (err < 0) { - BT_INFO("%s: BCM: patch %s not found", hdev->name, fw_name); + err = btbcm_patchram(hdev, fw_name); + if (err == -ENOENT) return 0; - } - - /* Start Download */ - skb = __hci_cmd_sync(hdev, 0xfc2e, 0, NULL, HCI_INIT_TIMEOUT); - if (IS_ERR(skb)) { - err = PTR_ERR(skb); - BT_ERR("%s: BCM: Download Minidrv command failed (%d)", - hdev->name, err); - goto reset; - } - kfree_skb(skb); - - /* 50 msec delay after Download Minidrv completes */ - msleep(50); - - fw_ptr = fw->data; - fw_size = fw->size; - - while (fw_size >= sizeof(*cmd)) { - const u8 *cmd_param; - - cmd = (struct hci_command_hdr *)fw_ptr; - fw_ptr += sizeof(*cmd); - fw_size -= sizeof(*cmd); - - if (fw_size < cmd->plen) { - BT_ERR("%s: BCM: patch %s is corrupted", hdev->name, - fw_name); - err = -EINVAL; - goto reset; - } - cmd_param = fw_ptr; - fw_ptr += cmd->plen; - fw_size -= cmd->plen; - - opcode = le16_to_cpu(cmd->opcode); - - skb = __hci_cmd_sync(hdev, opcode, cmd->plen, cmd_param, - HCI_INIT_TIMEOUT); - if (IS_ERR(skb)) { - err = PTR_ERR(skb); - BT_ERR("%s: BCM: patch command %04x failed (%d)", - hdev->name, opcode, err); - goto reset; - } - kfree_skb(skb); - } - - /* 250 msec delay after Launch Ram completes */ - msleep(250); - -reset: /* Reset */ err = btbcm_reset(hdev); if (err) - goto done; + return err; /* Read Local Version Info */ skb = btbcm_read_local_version(hdev); - if (IS_ERR(skb)) { - err = PTR_ERR(skb); - goto done; - } + if (IS_ERR(skb)) + return PTR_ERR(skb); ver = (struct hci_rp_read_local_version *)skb->data; rev = le16_to_cpu(ver->hci_rev); @@ -355,10 +368,7 @@ reset: set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); -done: - release_firmware(fw); - - return err; + return 0; } EXPORT_SYMBOL_GPL(btbcm_setup_patchram); diff --git a/drivers/bluetooth/btbcm.h b/drivers/bluetooth/btbcm.h index 34268ae3eb46..eb6ab5f9483d 100644 --- a/drivers/bluetooth/btbcm.h +++ b/drivers/bluetooth/btbcm.h @@ -25,6 +25,7 @@ int btbcm_check_bdaddr(struct hci_dev *hdev); int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); +int btbcm_patchram(struct hci_dev *hdev, const char *firmware); int btbcm_setup_patchram(struct hci_dev *hdev); int btbcm_setup_apple(struct hci_dev *hdev); @@ -41,6 +42,11 @@ static inline int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) return -EOPNOTSUPP; } +static inline int btbcm_patchram(struct hci_dev *hdev, const char *firmware) +{ + return -EOPNOTSUPP; +} + static inline int btbcm_setup_patchram(struct hci_dev *hdev) { return 0; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index de7b236eeae7..d21f3b4176d3 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -24,6 +24,7 @@ #include <linux/module.h> #include <linux/usb.h> #include <linux/firmware.h> +#include <asm/unaligned.h> #include <net/bluetooth/bluetooth.h> #include <net/bluetooth/hci_core.h> @@ -57,6 +58,7 @@ static struct usb_driver btusb_driver; #define BTUSB_AMP 0x4000 #define BTUSB_QCA_ROME 0x8000 #define BTUSB_BCM_APPLE 0x10000 +#define BTUSB_REALTEK 0x20000 static const struct usb_device_id btusb_table[] = { /* Generic Bluetooth USB device */ @@ -288,6 +290,28 @@ static const struct usb_device_id blacklist_table[] = { { USB_VENDOR_AND_INTERFACE_INFO(0x8087, 0xe0, 0x01, 0x01), .driver_info = BTUSB_IGNORE }, + /* Realtek Bluetooth devices */ + { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01), + .driver_info = BTUSB_REALTEK }, + + /* Additional Realtek 8723AE Bluetooth devices */ + { USB_DEVICE(0x0930, 0x021d), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3394), .driver_info = BTUSB_REALTEK }, + + /* Additional Realtek 8723BE Bluetooth devices */ + { USB_DEVICE(0x0489, 0xe085), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x0489, 0xe08b), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3410), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3416), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3459), .driver_info = BTUSB_REALTEK }, + + /* Additional Realtek 8821AE Bluetooth devices */ + { USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3414), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3458), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3461), .driver_info = BTUSB_REALTEK }, + { USB_DEVICE(0x13d3, 0x3462), .driver_info = BTUSB_REALTEK }, + { } /* Terminating entry */ }; @@ -892,7 +916,7 @@ static int btusb_open(struct hci_dev *hdev) */ if (data->setup_on_usb) { err = data->setup_on_usb(hdev); - if (err <0) + if (err < 0) return err; } @@ -1345,6 +1369,378 @@ static int btusb_setup_csr(struct hci_dev *hdev) return ret; } +#define RTL_FRAG_LEN 252 + +struct rtl_download_cmd { + __u8 index; + __u8 data[RTL_FRAG_LEN]; +} __packed; + +struct rtl_download_response { + __u8 status; + __u8 index; +} __packed; + +struct rtl_rom_version_evt { + __u8 status; + __u8 version; +} __packed; + +struct rtl_epatch_header { + __u8 signature[8]; + __le32 fw_version; + __le16 num_patches; +} __packed; + +#define RTL_EPATCH_SIGNATURE "Realtech" +#define RTL_ROM_LMP_3499 0x3499 +#define RTL_ROM_LMP_8723A 0x1200 +#define RTL_ROM_LMP_8723B 0x8723 +#define RTL_ROM_LMP_8821A 0x8821 +#define RTL_ROM_LMP_8761A 0x8761 + +static int rtl_read_rom_version(struct hci_dev *hdev, u8 *version) +{ + struct rtl_rom_version_evt *rom_version; + struct sk_buff *skb; + int ret; + + /* Read RTL ROM version command */ + skb = __hci_cmd_sync(hdev, 0xfc6d, 0, NULL, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + BT_ERR("%s: Read ROM version failed (%ld)", + hdev->name, PTR_ERR(skb)); + return PTR_ERR(skb); + } + + if (skb->len != sizeof(*rom_version)) { + BT_ERR("%s: RTL version event length mismatch", hdev->name); + kfree_skb(skb); + return -EIO; + } + + rom_version = (struct rtl_rom_version_evt *)skb->data; + BT_INFO("%s: rom_version status=%x version=%x", + hdev->name, rom_version->status, rom_version->version); + + ret = rom_version->status; + if (ret == 0) + *version = rom_version->version; + + kfree_skb(skb); + return ret; +} + +static int rtl8723b_parse_firmware(struct hci_dev *hdev, u16 lmp_subver, + const struct firmware *fw, + unsigned char **_buf) +{ + const u8 extension_sig[] = { 0x51, 0x04, 0xfd, 0x77 }; + struct rtl_epatch_header *epatch_info; + unsigned char *buf; + int i, ret, len; + size_t min_size; + u8 opcode, length, data, rom_version = 0; + int project_id = -1; + const unsigned char *fwptr, *chip_id_base; + const unsigned char *patch_length_base, *patch_offset_base; + u32 patch_offset = 0; + u16 patch_length, num_patches; + const u16 project_id_to_lmp_subver[] = { + RTL_ROM_LMP_8723A, + RTL_ROM_LMP_8723B, + RTL_ROM_LMP_8821A, + RTL_ROM_LMP_8761A + }; + + ret = rtl_read_rom_version(hdev, &rom_version); + if (ret) + return -bt_to_errno(ret); + + min_size = sizeof(struct rtl_epatch_header) + sizeof(extension_sig) + 3; + if (fw->size < min_size) + return -EINVAL; + + fwptr = fw->data + fw->size - sizeof(extension_sig); + if (memcmp(fwptr, extension_sig, sizeof(extension_sig)) != 0) { + BT_ERR("%s: extension section signature mismatch", hdev->name); + return -EINVAL; + } + + /* Loop from the end of the firmware parsing instructions, until + * we find an instruction that identifies the "project ID" for the + * hardware supported by this firwmare file. + * Once we have that, we double-check that that project_id is suitable + * for the hardware we are working with. + */ + while (fwptr >= fw->data + (sizeof(struct rtl_epatch_header) + 3)) { + opcode = *--fwptr; + length = *--fwptr; + data = *--fwptr; + + BT_DBG("check op=%x len=%x data=%x", opcode, length, data); + + if (opcode == 0xff) /* EOF */ + break; + + if (length == 0) { + BT_ERR("%s: found instruction with length 0", + hdev->name); + return -EINVAL; + } + + if (opcode == 0 && length == 1) { + project_id = data; + break; + } + + fwptr -= length; + } + + if (project_id < 0) { + BT_ERR("%s: failed to find version instruction", hdev->name); + return -EINVAL; + } + + if (project_id >= ARRAY_SIZE(project_id_to_lmp_subver)) { + BT_ERR("%s: unknown project id %d", hdev->name, project_id); + return -EINVAL; + } + + if (lmp_subver != project_id_to_lmp_subver[project_id]) { + BT_ERR("%s: firmware is for %x but this is a %x", hdev->name, + project_id_to_lmp_subver[project_id], lmp_subver); + return -EINVAL; + } + + epatch_info = (struct rtl_epatch_header *)fw->data; + if (memcmp(epatch_info->signature, RTL_EPATCH_SIGNATURE, 8) != 0) { + BT_ERR("%s: bad EPATCH signature", hdev->name); + return -EINVAL; + } + + num_patches = le16_to_cpu(epatch_info->num_patches); + BT_DBG("fw_version=%x, num_patches=%d", + le32_to_cpu(epatch_info->fw_version), num_patches); + + /* After the rtl_epatch_header there is a funky patch metadata section. + * Assuming 2 patches, the layout is: + * ChipID1 ChipID2 PatchLength1 PatchLength2 PatchOffset1 PatchOffset2 + * + * Find the right patch for this chip. + */ + min_size += 8 * num_patches; + if (fw->size < min_size) + return -EINVAL; + + chip_id_base = fw->data + sizeof(struct rtl_epatch_header); + patch_length_base = chip_id_base + (sizeof(u16) * num_patches); + patch_offset_base = patch_length_base + (sizeof(u16) * num_patches); + for (i = 0; i < num_patches; i++) { + u16 chip_id = get_unaligned_le16(chip_id_base + + (i * sizeof(u16))); + if (chip_id == rom_version + 1) { + patch_length = get_unaligned_le16(patch_length_base + + (i * sizeof(u16))); + patch_offset = get_unaligned_le32(patch_offset_base + + (i * sizeof(u32))); + break; + } + } + + if (!patch_offset) { + BT_ERR("%s: didn't find patch for chip id %d", + hdev->name, rom_version); + return -EINVAL; + } + + BT_DBG("length=%x offset=%x index %d", patch_length, patch_offset, i); + min_size = patch_offset + patch_length; + if (fw->size < min_size) + return -EINVAL; + + /* Copy the firmware into a new buffer and write the version at + * the end. + */ + len = patch_length; + buf = kmemdup(fw->data + patch_offset, patch_length, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + memcpy(buf + patch_length - 4, &epatch_info->fw_version, 4); + + *_buf = buf; + return len; +} + +static int rtl_download_firmware(struct hci_dev *hdev, + const unsigned char *data, int fw_len) +{ + struct rtl_download_cmd *dl_cmd; + int frag_num = fw_len / RTL_FRAG_LEN + 1; + int frag_len = RTL_FRAG_LEN; + int ret = 0; + int i; + + dl_cmd = kmalloc(sizeof(struct rtl_download_cmd), GFP_KERNEL); + if (!dl_cmd) + return -ENOMEM; + + for (i = 0; i < frag_num; i++) { + struct rtl_download_response *dl_resp; + struct sk_buff *skb; + + BT_DBG("download fw (%d/%d)", i, frag_num); + + dl_cmd->index = i; + if (i == (frag_num - 1)) { + dl_cmd->index |= 0x80; /* data end */ + frag_len = fw_len % RTL_FRAG_LEN; + } + memcpy(dl_cmd->data, data, frag_len); + + /* Send download command */ + skb = __hci_cmd_sync(hdev, 0xfc20, frag_len + 1, dl_cmd, + HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + BT_ERR("%s: download fw command failed (%ld)", + hdev->name, PTR_ERR(skb)); + ret = -PTR_ERR(skb); + goto out; + } + + if (skb->len != sizeof(*dl_resp)) { + BT_ERR("%s: download fw event length mismatch", + hdev->name); + kfree_skb(skb); + ret = -EIO; + goto out; + } + + dl_resp = (struct rtl_download_response *)skb->data; + if (dl_resp->status != 0) { + kfree_skb(skb); + ret = bt_to_errno(dl_resp->status); + goto out; + } + + kfree_skb(skb); + data += RTL_FRAG_LEN; + } + +out: + kfree(dl_cmd); + return ret; +} + +static int btusb_setup_rtl8723a(struct hci_dev *hdev) +{ + struct btusb_data *data = dev_get_drvdata(&hdev->dev); + struct usb_device *udev = interface_to_usbdev(data->intf); + const struct firmware *fw; + int ret; + + BT_INFO("%s: rtl: loading rtl_bt/rtl8723a_fw.bin", hdev->name); + ret = request_firmware(&fw, "rtl_bt/rtl8723a_fw.bin", &udev->dev); + if (ret < 0) { + BT_ERR("%s: Failed to load rtl_bt/rtl8723a_fw.bin", hdev->name); + return ret; + } + + if (fw->size < 8) { + ret = -EINVAL; + goto out; + } + + /* Check that the firmware doesn't have the epatch signature + * (which is only for RTL8723B and newer). + */ + if (!memcmp(fw->data, RTL_EPATCH_SIGNATURE, 8)) { + BT_ERR("%s: unexpected EPATCH signature!", hdev->name); + ret = -EINVAL; + goto out; + } + + ret = rtl_download_firmware(hdev, fw->data, fw->size); + +out: + release_firmware(fw); + return ret; +} + +static int btusb_setup_rtl8723b(struct hci_dev *hdev, u16 lmp_subver, + const char *fw_name) +{ + struct btusb_data *data = dev_get_drvdata(&hdev->dev); + struct usb_device *udev = interface_to_usbdev(data->intf); + unsigned char *fw_data = NULL; + const struct firmware *fw; + int ret; + + BT_INFO("%s: rtl: loading %s", hdev->name, fw_name); + ret = request_firmware(&fw, fw_name, &udev->dev); + if (ret < 0) { + BT_ERR("%s: Failed to load %s", hdev->name, fw_name); + return ret; + } + + ret = rtl8723b_parse_firmware(hdev, lmp_subver, fw, &fw_data); + if (ret < 0) + goto out; + + ret = rtl_download_firmware(hdev, fw_data, ret); + kfree(fw_data); + if (ret < 0) + goto out; + +out: + release_firmware(fw); + return ret; +} + +static int btusb_setup_realtek(struct hci_dev *hdev) +{ + struct sk_buff *skb; + struct hci_rp_read_local_version *resp; + u16 lmp_subver; + + skb = btusb_read_local_version(hdev); + if (IS_ERR(skb)) + return -PTR_ERR(skb); + + resp = (struct hci_rp_read_local_version *)skb->data; + BT_INFO("%s: rtl: examining hci_ver=%02x hci_rev=%04x lmp_ver=%02x " + "lmp_subver=%04x", hdev->name, resp->hci_ver, resp->hci_rev, + resp->lmp_ver, resp->lmp_subver); + + lmp_subver = le16_to_cpu(resp->lmp_subver); + kfree_skb(skb); + + /* Match a set of subver values that correspond to stock firmware, + * which is not compatible with standard btusb. + * If matched, upload an alternative firmware that does conform to + * standard btusb. Once that firmware is uploaded, the subver changes + * to a different value. + */ + switch (lmp_subver) { + case RTL_ROM_LMP_8723A: + case RTL_ROM_LMP_3499: + return btusb_setup_rtl8723a(hdev); + case RTL_ROM_LMP_8723B: + return btusb_setup_rtl8723b(hdev, lmp_subver, + "rtl_bt/rtl8723b_fw.bin"); + case RTL_ROM_LMP_8821A: + return btusb_setup_rtl8723b(hdev, lmp_subver, + "rtl_bt/rtl8821a_fw.bin"); + case RTL_ROM_LMP_8761A: + return btusb_setup_rtl8723b(hdev, lmp_subver, + "rtl_bt/rtl8761a_fw.bin"); + default: + BT_INFO("rtl: assuming no firmware upload needed."); + return 0; + } +} + static const struct firmware *btusb_setup_intel_get_fw(struct hci_dev *hdev, struct intel_version *ver) { @@ -2577,7 +2973,7 @@ static int btusb_setup_qca(struct hci_dev *hdev) int i, err; err = btusb_qca_send_vendor_req(hdev, QCA_GET_TARGET_VERSION, &ver, - sizeof(ver)); + sizeof(ver)); if (err < 0) return err; @@ -2776,6 +3172,9 @@ static int btusb_probe(struct usb_interface *intf, hdev->set_bdaddr = btusb_set_bdaddr_ath3012; } + if (id->driver_info & BTUSB_REALTEK) + hdev->setup = btusb_setup_realtek; + if (id->driver_info & BTUSB_AMP) { /* AMP controllers do not support SCO packets */ data->isoc = NULL; diff --git a/drivers/bluetooth/hci_ath.c b/drivers/bluetooth/hci_ath.c index 1b3f8647ea2f..ec8fa0e0f036 100644 --- a/drivers/bluetooth/hci_ath.c +++ b/drivers/bluetooth/hci_ath.c @@ -95,7 +95,6 @@ static void ath_hci_uart_work(struct work_struct *work) hci_uart_tx_wakeup(hu); } -/* Initialize protocol */ static int ath_open(struct hci_uart *hu) { struct ath_struct *ath; @@ -116,8 +115,7 @@ static int ath_open(struct hci_uart *hu) return 0; } -/* Flush protocol data */ -static int ath_flush(struct hci_uart *hu) +static int ath_close(struct hci_uart *hu) { struct ath_struct *ath = hu->priv; @@ -125,11 +123,17 @@ static int ath_flush(struct hci_uart *hu) skb_queue_purge(&ath->txq); + kfree_skb(ath->rx_skb); + + cancel_work_sync(&ath->ctxtsw); + + hu->priv = NULL; + kfree(ath); + return 0; } -/* Close protocol */ -static int ath_close(struct hci_uart *hu) +static int ath_flush(struct hci_uart *hu) { struct ath_struct *ath = hu->priv; @@ -137,19 +141,65 @@ static int ath_close(struct hci_uart *hu) skb_queue_purge(&ath->txq); - kfree_skb(ath->rx_skb); + return 0; +} - cancel_work_sync(&ath->ctxtsw); +static int ath_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) +{ + struct sk_buff *skb; + u8 buf[10]; + int err; + + buf[0] = 0x01; + buf[1] = 0x01; + buf[2] = 0x00; + buf[3] = sizeof(bdaddr_t); + memcpy(buf + 4, bdaddr, sizeof(bdaddr_t)); + + skb = __hci_cmd_sync(hdev, 0xfc0b, sizeof(buf), buf, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + BT_ERR("%s: Change address command failed (%d)", + hdev->name, err); + return err; + } + kfree_skb(skb); - hu->priv = NULL; - kfree(ath); + return 0; +} + +static int ath_setup(struct hci_uart *hu) +{ + BT_DBG("hu %p", hu); + + hu->hdev->set_bdaddr = ath_set_bdaddr; return 0; } +static const struct h4_recv_pkt ath_recv_pkts[] = { + { H4_RECV_ACL, .recv = hci_recv_frame }, + { H4_RECV_SCO, .recv = hci_recv_frame }, + { H4_RECV_EVENT, .recv = hci_recv_frame }, +}; + +static int ath_recv(struct hci_uart *hu, const void *data, int count) +{ + struct ath_struct *ath = hu->priv; + + ath->rx_skb = h4_recv_buf(hu->hdev, ath->rx_skb, data, count, + ath_recv_pkts, ARRAY_SIZE(ath_recv_pkts)); + if (IS_ERR(ath->rx_skb)) { + int err = PTR_ERR(ath->rx_skb); + BT_ERR("%s: Frame reassembly failed (%d)", hu->hdev->name, err); + return err; + } + + return count; +} + #define HCI_OP_ATH_SLEEP 0xFC04 -/* Enqueue frame for transmittion */ static int ath_enqueue(struct hci_uart *hu, struct sk_buff *skb) { struct ath_struct *ath = hu->priv; @@ -159,8 +209,7 @@ static int ath_enqueue(struct hci_uart *hu, struct sk_buff *skb) return 0; } - /* - * Update power management enable flag with parameters of + /* Update power management enable flag with parameters of * HCI sleep enable vendor specific HCI command. */ if (bt_cb(skb)->pkt_type == HCI_COMMAND_PKT) { @@ -190,37 +239,16 @@ static struct sk_buff *ath_dequeue(struct hci_uart *hu) return skb_dequeue(&ath->txq); } -static const struct h4_recv_pkt ath_recv_pkts[] = { - { H4_RECV_ACL, .recv = hci_recv_frame }, - { H4_RECV_SCO, .recv = hci_recv_frame }, - { H4_RECV_EVENT, .recv = hci_recv_frame }, -}; - -/* Recv data */ -static int ath_recv(struct hci_uart *hu, const void *data, int count) -{ - struct ath_struct *ath = hu->priv; - - ath->rx_skb = h4_recv_buf(hu->hdev, ath->rx_skb, data, count, - ath_recv_pkts, ARRAY_SIZE(ath_recv_pkts)); - if (IS_ERR(ath->rx_skb)) { - int err = PTR_ERR(ath->rx_skb); - BT_ERR("%s: Frame reassembly failed (%d)", hu->hdev->name, err); - return err; - } - - return count; -} - static const struct hci_uart_proto athp = { .id = HCI_UART_ATH3K, .name = "ATH3K", .open = ath_open, .close = ath_close, + .flush = ath_flush, + .setup = ath_setup, .recv = ath_recv, .enqueue = ath_enqueue, .dequeue = ath_dequeue, - .flush = ath_flush, }; int __init ath_init(void) diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c index b854125e4831..5340604b23a4 100644 --- a/drivers/bus/arm-cci.c +++ b/drivers/bus/arm-cci.c @@ -660,7 +660,7 @@ validate_group(struct perf_event *event) * Initialise the fake PMU. We only need to populate the * used_mask for the purposes of validation. */ - .used_mask = CPU_BITS_NONE, + .used_mask = { 0 }, }; if (!validate_event(event->pmu, &fake_pmu, leader)) diff --git a/drivers/bus/omap_l3_noc.c b/drivers/bus/omap_l3_noc.c index 11f7982cbdb3..ebee57d715d2 100644 --- a/drivers/bus/omap_l3_noc.c +++ b/drivers/bus/omap_l3_noc.c @@ -1,7 +1,7 @@ /* * OMAP L3 Interconnect error handling driver * - * Copyright (C) 2011-2014 Texas Instruments Incorporated - http://www.ti.com/ + * Copyright (C) 2011-2015 Texas Instruments Incorporated - http://www.ti.com/ * Santosh Shilimkar <santosh.shilimkar@ti.com> * Sricharan <r.sricharan@ti.com> * @@ -233,7 +233,8 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3) } static const struct of_device_id l3_noc_match[] = { - {.compatible = "ti,omap4-l3-noc", .data = &omap_l3_data}, + {.compatible = "ti,omap4-l3-noc", .data = &omap4_l3_data}, + {.compatible = "ti,omap5-l3-noc", .data = &omap5_l3_data}, {.compatible = "ti,dra7-l3-noc", .data = &dra_l3_data}, {.compatible = "ti,am4372-l3-noc", .data = &am4372_l3_data}, {}, diff --git a/drivers/bus/omap_l3_noc.h b/drivers/bus/omap_l3_noc.h index 95254585db86..73431f81da28 100644 --- a/drivers/bus/omap_l3_noc.h +++ b/drivers/bus/omap_l3_noc.h @@ -1,7 +1,7 @@ /* * OMAP L3 Interconnect error handling driver header * - * Copyright (C) 2011-2014 Texas Instruments Incorporated - http://www.ti.com/ + * Copyright (C) 2011-2015 Texas Instruments Incorporated - http://www.ti.com/ * Santosh Shilimkar <santosh.shilimkar@ti.com> * sricharan <r.sricharan@ti.com> * @@ -175,16 +175,14 @@ static struct l3_flagmux_data omap_l3_flagmux_clk2 = { }; -static struct l3_target_data omap_l3_target_data_clk3[] = { - {0x0100, "EMUSS",}, - {0x0300, "DEBUG SOURCE",}, - {0x0, "HOST CLK3",}, +static struct l3_target_data omap4_l3_target_data_clk3[] = { + {0x0100, "DEBUGSS",}, }; -static struct l3_flagmux_data omap_l3_flagmux_clk3 = { +static struct l3_flagmux_data omap4_l3_flagmux_clk3 = { .offset = 0x0200, - .l3_targ = omap_l3_target_data_clk3, - .num_targ_data = ARRAY_SIZE(omap_l3_target_data_clk3), + .l3_targ = omap4_l3_target_data_clk3, + .num_targ_data = ARRAY_SIZE(omap4_l3_target_data_clk3), }; static struct l3_masters_data omap_l3_masters[] = { @@ -215,21 +213,49 @@ static struct l3_masters_data omap_l3_masters[] = { { 0x32, "USBHOSTFS"} }; -static struct l3_flagmux_data *omap_l3_flagmux[] = { +static struct l3_flagmux_data *omap4_l3_flagmux[] = { &omap_l3_flagmux_clk1, &omap_l3_flagmux_clk2, - &omap_l3_flagmux_clk3, + &omap4_l3_flagmux_clk3, }; -static const struct omap_l3 omap_l3_data = { - .l3_flagmux = omap_l3_flagmux, - .num_modules = ARRAY_SIZE(omap_l3_flagmux), +static const struct omap_l3 omap4_l3_data = { + .l3_flagmux = omap4_l3_flagmux, + .num_modules = ARRAY_SIZE(omap4_l3_flagmux), .l3_masters = omap_l3_masters, .num_masters = ARRAY_SIZE(omap_l3_masters), /* The 6 MSBs of register field used to distinguish initiator */ .mst_addr_mask = 0xFC, }; +/* OMAP5 data */ +static struct l3_target_data omap5_l3_target_data_clk3[] = { + {0x0100, "L3INSTR",}, + {0x0300, "DEBUGSS",}, + {0x0, "HOSTCLK3",}, +}; + +static struct l3_flagmux_data omap5_l3_flagmux_clk3 = { + .offset = 0x0200, + .l3_targ = omap5_l3_target_data_clk3, + .num_targ_data = ARRAY_SIZE(omap5_l3_target_data_clk3), +}; + +static struct l3_flagmux_data *omap5_l3_flagmux[] = { + &omap_l3_flagmux_clk1, + &omap_l3_flagmux_clk2, + &omap5_l3_flagmux_clk3, +}; + +static const struct omap_l3 omap5_l3_data = { + .l3_flagmux = omap5_l3_flagmux, + .num_modules = ARRAY_SIZE(omap5_l3_flagmux), + .l3_masters = omap_l3_masters, + .num_masters = ARRAY_SIZE(omap_l3_masters), + /* The 6 MSBs of register field used to distinguish initiator */ + .mst_addr_mask = 0x7E0, +}; + /* DRA7 data */ static struct l3_target_data dra_l3_target_data_clk1[] = { {0x2a00, "AES1",}, @@ -274,7 +300,7 @@ static struct l3_flagmux_data dra_l3_flagmux_clk1 = { static struct l3_target_data dra_l3_target_data_clk2[] = { {0x0, "HOST CLK1",}, - {0x0, "HOST CLK2",}, + {0x800000, "HOST CLK2",}, {0xdead, L3_TARGET_NOT_SUPPORTED,}, {0x3400, "SHA2_2",}, {0x0900, "BB2D",}, diff --git a/drivers/extcon/extcon-usb-gpio.c b/drivers/extcon/extcon-usb-gpio.c index de67fce18984..e45d1f13f445 100644 --- a/drivers/extcon/extcon-usb-gpio.c +++ b/drivers/extcon/extcon-usb-gpio.c @@ -119,6 +119,18 @@ static int usb_extcon_probe(struct platform_device *pdev) return PTR_ERR(info->id_gpiod); } + info->edev = devm_extcon_dev_allocate(dev, usb_extcon_cable); + if (IS_ERR(info->edev)) { + dev_err(dev, "failed to allocate extcon device\n"); + return -ENOMEM; + } + + ret = devm_extcon_dev_register(dev, info->edev); + if (ret < 0) { + dev_err(dev, "failed to register extcon device\n"); + return ret; + } + ret = gpiod_set_debounce(info->id_gpiod, USB_GPIO_DEBOUNCE_MS * 1000); if (ret < 0) @@ -142,18 +154,6 @@ static int usb_extcon_probe(struct platform_device *pdev) return ret; } - info->edev = devm_extcon_dev_allocate(dev, usb_extcon_cable); - if (IS_ERR(info->edev)) { - dev_err(dev, "failed to allocate extcon device\n"); - return -ENOMEM; - } - - ret = devm_extcon_dev_register(dev, info->edev); - if (ret < 0) { - dev_err(dev, "failed to register extcon device\n"); - return ret; - } - platform_set_drvdata(pdev, info); device_init_wakeup(dev, 1); diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 6e45a43ffe84..97b1616aa391 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -499,19 +499,19 @@ static int __init dmi_present(const u8 *buf) buf += 16; if (memcmp(buf, "_DMI_", 5) == 0 && dmi_checksum(buf, 15)) { + if (smbios_ver) + dmi_ver = smbios_ver; + else + dmi_ver = (buf[14] & 0xF0) << 4 | (buf[14] & 0x0F); dmi_num = get_unaligned_le16(buf + 12); dmi_len = get_unaligned_le16(buf + 6); dmi_base = get_unaligned_le32(buf + 8); if (dmi_walk_early(dmi_decode) == 0) { if (smbios_ver) { - dmi_ver = smbios_ver; - pr_info("SMBIOS %d.%d%s present.\n", - dmi_ver >> 8, dmi_ver & 0xFF, - (dmi_ver < 0x0300) ? "" : ".x"); + pr_info("SMBIOS %d.%d present.\n", + dmi_ver >> 8, dmi_ver & 0xFF); } else { - dmi_ver = (buf[14] & 0xF0) << 4 | - (buf[14] & 0x0F); pr_info("Legacy DMI %d.%d present.\n", dmi_ver >> 8, dmi_ver & 0xFF); } diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index cd1d5bf48f36..b232397ad7ec 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1054,38 +1054,8 @@ static void omap_gpio_mod_init(struct gpio_bank *bank) dev_err(bank->dev, "Could not get gpio dbck\n"); } -static void -omap_mpuio_alloc_gc(struct gpio_bank *bank, unsigned int irq_start, - unsigned int num) -{ - struct irq_chip_generic *gc; - struct irq_chip_type *ct; - - gc = irq_alloc_generic_chip("MPUIO", 1, irq_start, bank->base, - handle_simple_irq); - if (!gc) { - dev_err(bank->dev, "Memory alloc failed for gc\n"); - return; - } - - ct = gc->chip_types; - - /* NOTE: No ack required, reading IRQ status clears it. */ - ct->chip.irq_mask = irq_gc_mask_set_bit; - ct->chip.irq_unmask = irq_gc_mask_clr_bit; - ct->chip.irq_set_type = omap_gpio_irq_type; - - if (bank->regs->wkup_en) - ct->chip.irq_set_wake = omap_gpio_wake_enable; - - ct->regs.mask = OMAP_MPUIO_GPIO_INT / bank->stride; - irq_setup_generic_chip(gc, IRQ_MSK(num), IRQ_GC_INIT_MASK_CACHE, - IRQ_NOREQUEST | IRQ_NOPROBE, 0); -} - static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc) { - int j; static int gpio; int irq_base = 0; int ret; @@ -1132,6 +1102,15 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc) } #endif + /* MPUIO is a bit different, reading IRQ status clears it */ + if (bank->is_mpuio) { + irqc->irq_ack = dummy_irq_chip.irq_ack; + irqc->irq_mask = irq_gc_mask_set_bit; + irqc->irq_unmask = irq_gc_mask_clr_bit; + if (!bank->regs->wkup_en) + irqc->irq_set_wake = NULL; + } + ret = gpiochip_irqchip_add(&bank->chip, irqc, irq_base, omap_gpio_irq_handler, IRQ_TYPE_NONE); @@ -1145,15 +1124,6 @@ static int omap_gpio_chip_init(struct gpio_bank *bank, struct irq_chip *irqc) gpiochip_set_chained_irqchip(&bank->chip, irqc, bank->irq, omap_gpio_irq_handler); - for (j = 0; j < bank->width; j++) { - int irq = irq_find_mapping(bank->chip.irqdomain, j); - if (bank->is_mpuio) { - omap_mpuio_alloc_gc(bank, irq, bank->width); - irq_set_chip_and_handler(irq, NULL, NULL); - set_irq_flags(irq, 0); - } - } - return 0; } diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index d2303d50f561..725d16138b74 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -550,7 +550,7 @@ acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address, length = min(agpio->pin_table_length, (u16)(pin_index + bits)); for (i = pin_index; i < length; ++i) { - unsigned pin = agpio->pin_table[i]; + int pin = agpio->pin_table[i]; struct acpi_gpio_connection *conn; struct gpio_desc *desc; bool found; diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c index 7722ed53bd65..af3bc7a8033b 100644 --- a/drivers/gpio/gpiolib-sysfs.c +++ b/drivers/gpio/gpiolib-sysfs.c @@ -551,6 +551,7 @@ static struct class gpio_class = { */ int gpiod_export(struct gpio_desc *desc, bool direction_may_change) { + struct gpio_chip *chip; unsigned long flags; int status; const char *ioname = NULL; @@ -568,8 +569,16 @@ int gpiod_export(struct gpio_desc *desc, bool direction_may_change) return -EINVAL; } + chip = desc->chip; + mutex_lock(&sysfs_lock); + /* check if chip is being removed */ + if (!chip || !chip->exported) { + status = -ENODEV; + goto fail_unlock; + } + spin_lock_irqsave(&gpio_lock, flags); if (!test_bit(FLAG_REQUESTED, &desc->flags) || test_bit(FLAG_EXPORT, &desc->flags)) { @@ -783,12 +792,15 @@ void gpiochip_unexport(struct gpio_chip *chip) { int status; struct device *dev; + struct gpio_desc *desc; + unsigned int i; mutex_lock(&sysfs_lock); dev = class_find_device(&gpio_class, NULL, chip, match_export); if (dev) { put_device(dev); device_unregister(dev); + /* prevent further gpiod exports */ chip->exported = false; status = 0; } else @@ -797,6 +809,13 @@ void gpiochip_unexport(struct gpio_chip *chip) if (status) chip_dbg(chip, "%s: status %d\n", __func__, status); + + /* unregister gpiod class devices owned by sysfs */ + for (i = 0; i < chip->ngpio; i++) { + desc = &chip->desc[i]; + if (test_and_clear_bit(FLAG_SYSFS, &desc->flags)) + gpiod_free(desc); + } } static int __init gpiolib_sysfs_init(void) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index 69af73f15310..596ee5cd3b84 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -430,9 +430,10 @@ static int unregister_process_nocpsch(struct device_queue_manager *dqm, BUG_ON(!dqm || !qpd); - BUG_ON(!list_empty(&qpd->queues_list)); + pr_debug("In func %s\n", __func__); - pr_debug("kfd: In func %s\n", __func__); + pr_debug("qpd->queues_list is %s\n", + list_empty(&qpd->queues_list) ? "empty" : "not empty"); retval = 0; mutex_lock(&dqm->lock); @@ -882,6 +883,8 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q, return -ENOMEM; } + init_sdma_vm(dqm, q, qpd); + retval = mqd->init_mqd(mqd, &q->mqd, &q->mqd_mem_obj, &q->gart_mqd_addr, &q->properties); if (retval != 0) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c index 661c6605d31b..e469c4b2e8cc 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c @@ -728,9 +728,9 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr, sysfs_show_32bit_prop(buffer, "max_engine_clk_fcompute", dev->gpu->kfd2kgd->get_max_engine_clock_in_mhz( dev->gpu->kgd)); + sysfs_show_64bit_prop(buffer, "local_mem_size", - dev->gpu->kfd2kgd->get_vmem_size( - dev->gpu->kgd)); + (unsigned long long int) 0); sysfs_show_32bit_prop(buffer, "fw_version", dev->gpu->kfd2kgd->get_fw_version( diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index c8a34476570a..af9662e58272 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -131,12 +131,11 @@ static void drm_update_vblank_count(struct drm_device *dev, int crtc) /* Reinitialize corresponding vblank timestamp if high-precision query * available. Skip this step if query unsupported or failed. Will - * reinitialize delayed at next vblank interrupt in that case. + * reinitialize delayed at next vblank interrupt in that case and + * assign 0 for now, to mark the vblanktimestamp as invalid. */ - if (rc) { - tslot = atomic_read(&vblank->count) + diff; - vblanktimestamp(dev, crtc, tslot) = t_vblank; - } + tslot = atomic_read(&vblank->count) + diff; + vblanktimestamp(dev, crtc, tslot) = rc ? t_vblank : (struct timeval) {0, 0}; smp_mb__before_atomic(); atomic_add(diff, &vblank->count); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index c302ffb5a168..a19d2c71e205 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -699,6 +699,16 @@ static int i915_drm_resume(struct drm_device *dev) intel_init_pch_refclk(dev); drm_mode_config_reset(dev); + /* + * Interrupts have to be enabled before any batches are run. If not the + * GPU will hang. i915_gem_init_hw() will initiate batches to + * update/restore the context. + * + * Modeset enabling in intel_modeset_init_hw() also needs working + * interrupts. + */ + intel_runtime_pm_enable_interrupts(dev_priv); + mutex_lock(&dev->struct_mutex); if (i915_gem_init_hw(dev)) { DRM_ERROR("failed to re-initialize GPU, declaring wedged!\n"); @@ -706,9 +716,6 @@ static int i915_drm_resume(struct drm_device *dev) } mutex_unlock(&dev->struct_mutex); - /* We need working interrupts for modeset enabling ... */ - intel_runtime_pm_enable_interrupts(dev_priv); - intel_modeset_init_hw(dev); spin_lock_irq(&dev_priv->irq_lock); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index d547d9c8dda2..d0f3cbc87474 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13635,9 +13635,6 @@ static const struct intel_dmi_quirk intel_dmi_quirks[] = { }; static struct intel_quirk intel_quirks[] = { - /* HP Mini needs pipe A force quirk (LP: #322104) */ - { 0x27ae, 0x103c, 0x361a, quirk_pipea_force }, - /* Toshiba Protege R-205, S-209 needs pipe A force quirk */ { 0x2592, 0x1179, 0x0001, quirk_pipea_force }, diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index d0237102c27e..f27346e907b1 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1348,7 +1348,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, pipe_config->has_dp_encoder = true; pipe_config->has_drrs = false; - pipe_config->has_audio = intel_dp->has_audio; + pipe_config->has_audio = intel_dp->has_audio && port != PORT_A; if (is_edp(intel_dp) && intel_connector->panel.fixed_mode) { intel_fixed_panel_mode(intel_connector->panel.fixed_mode, @@ -2211,8 +2211,8 @@ static void intel_dp_get_config(struct intel_encoder *encoder, int dotclock; tmp = I915_READ(intel_dp->output_reg); - if (tmp & DP_AUDIO_OUTPUT_ENABLE) - pipe_config->has_audio = true; + + pipe_config->has_audio = tmp & DP_AUDIO_OUTPUT_ENABLE && port != PORT_A; if ((port == PORT_A) || !HAS_PCH_CPT(dev)) { if (tmp & DP_SYNC_HS_HIGH) @@ -3812,7 +3812,8 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) if (val == 0) break; - intel_dp->sink_rates[i] = val * 200; + /* Value read is in kHz while drm clock is saved in deca-kHz */ + intel_dp->sink_rates[i] = (val * 200) / 10; } intel_dp->num_sink_rates = i; } diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 5abda1d2c018..fbcc7dff0d63 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -813,12 +813,28 @@ static int intel_dual_link_lvds_callback(const struct dmi_system_id *id) static const struct dmi_system_id intel_dual_link_lvds[] = { { .callback = intel_dual_link_lvds_callback, - .ident = "Apple MacBook Pro (Core i5/i7 Series)", + .ident = "Apple MacBook Pro 15\" (2010)", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro6,2"), + }, + }, + { + .callback = intel_dual_link_lvds_callback, + .ident = "Apple MacBook Pro 15\" (2011)", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro8,2"), }, }, + { + .callback = intel_dual_link_lvds_callback, + .ident = "Apple MacBook Pro 15\" (2012)", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro9,1"), + }, + }, { } /* terminating entry */ }; @@ -848,6 +864,11 @@ static bool compute_is_dual_link_lvds(struct intel_lvds_encoder *lvds_encoder) if (i915.lvds_channel_mode > 0) return i915.lvds_channel_mode == 2; + /* single channel LVDS is limited to 112 MHz */ + if (lvds_encoder->attached_connector->base.panel.fixed_mode->clock + > 112999) + return true; + if (dmi_check_system(intel_dual_link_lvds)) return true; @@ -1111,6 +1132,8 @@ void intel_lvds_init(struct drm_device *dev) out: mutex_unlock(&dev->mode_config.mutex); + intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode); + lvds_encoder->is_dual_link = compute_is_dual_link_lvds(lvds_encoder); DRM_DEBUG_KMS("detected %s-link lvds configuration\n", lvds_encoder->is_dual_link ? "dual" : "single"); @@ -1125,7 +1148,6 @@ out: } drm_connector_register(connector); - intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode); intel_panel_setup_backlight(connector, INVALID_PIPE); return; diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index 28faea9996f9..a0c35bbc8546 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -5822,7 +5822,7 @@ static int cik_pcie_gart_enable(struct radeon_device *rdev) L2_CACHE_BIGK_FRAGMENT_SIZE(4)); /* setup context0 */ WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end >> 12) - 1); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, (u32)(rdev->dummy_page.addr >> 12)); @@ -5837,7 +5837,7 @@ static int cik_pcie_gart_enable(struct radeon_device *rdev) /* restore context1-15 */ /* set vm size, must be a multiple of 4 */ WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); - WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn); + WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn - 1); for (i = 1; i < 16; i++) { if (i < 8) WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index f848acfd3fc8..05e6d6ef5963 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2485,7 +2485,7 @@ static int evergreen_pcie_gart_enable(struct radeon_device *rdev) WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end >> 12) - 1); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index e8a496ff007e..aba2f428c0a8 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -1282,7 +1282,7 @@ static int cayman_pcie_gart_enable(struct radeon_device *rdev) L2_CACHE_BIGK_FRAGMENT_SIZE(6)); /* setup context0 */ WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end >> 12) - 1); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, (u32)(rdev->dummy_page.addr >> 12)); @@ -1301,7 +1301,8 @@ static int cayman_pcie_gart_enable(struct radeon_device *rdev) */ for (i = 1; i < 8; i++) { WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), rdev->vm_manager.max_pfn); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), + rdev->vm_manager.max_pfn - 1); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), rdev->vm_manager.saved_table_addr[i]); } diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 8f6d862a1882..25b4ac967742 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -1112,7 +1112,7 @@ static int r600_pcie_gart_enable(struct radeon_device *rdev) WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE); WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end >> 12) - 1); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index d2abe481954f..46eb0fa75a61 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -1673,7 +1673,6 @@ struct radeon_uvd { struct radeon_bo *vcpu_bo; void *cpu_addr; uint64_t gpu_addr; - void *saved_bo; atomic_t handles[RADEON_MAX_UVD_HANDLES]; struct drm_file *filp[RADEON_MAX_UVD_HANDLES]; unsigned img_size[RADEON_MAX_UVD_HANDLES]; diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index fafd8ce4d58f..8dbf5083c4ff 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1202,7 +1202,7 @@ static struct radeon_asic rs780_asic = { static struct radeon_asic_ring rv770_uvd_ring = { .ib_execute = &uvd_v1_0_ib_execute, .emit_fence = &uvd_v2_2_fence_emit, - .emit_semaphore = &uvd_v1_0_semaphore_emit, + .emit_semaphore = &uvd_v2_2_semaphore_emit, .cs_parse = &radeon_uvd_cs_parse, .ring_test = &uvd_v1_0_ring_test, .ib_test = &uvd_v1_0_ib_test, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index cf0a90bb61ca..a3ca8cd305c5 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -949,6 +949,10 @@ void uvd_v1_0_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib); int uvd_v2_2_resume(struct radeon_device *rdev); void uvd_v2_2_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence); +bool uvd_v2_2_semaphore_emit(struct radeon_device *rdev, + struct radeon_ring *ring, + struct radeon_semaphore *semaphore, + bool emit_wait); /* uvd v3.1 */ bool uvd_v3_1_semaphore_emit(struct radeon_device *rdev, diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c index 8b82abb78df1..dcb779647c57 100644 --- a/drivers/gpu/drm/radeon/radeon_audio.c +++ b/drivers/gpu/drm/radeon/radeon_audio.c @@ -464,6 +464,10 @@ void radeon_audio_detect(struct drm_connector *connector, return; rdev = connector->encoder->dev->dev_private; + + if (!radeon_audio_chipset_supported(rdev)) + return; + radeon_encoder = to_radeon_encoder(connector->encoder); dig = radeon_encoder->enc_priv; diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c index 1017338a49d9..2b98ed3e684d 100644 --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c @@ -666,6 +666,9 @@ radeon_dp_mst_probe(struct radeon_connector *radeon_connector) int ret; u8 msg[1]; + if (!radeon_mst) + return 0; + if (dig_connector->dpcd[DP_DPCD_REV] < 0x12) return 0; diff --git a/drivers/gpu/drm/radeon/radeon_mn.c b/drivers/gpu/drm/radeon/radeon_mn.c index 535bf404b725..eef006c48584 100644 --- a/drivers/gpu/drm/radeon/radeon_mn.c +++ b/drivers/gpu/drm/radeon/radeon_mn.c @@ -142,6 +142,9 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, list_for_each_entry(bo, &node->bos, mn_list) { + if (!bo->tbo.ttm || bo->tbo.ttm->state != tt_bound) + continue; + r = radeon_bo_reserve(bo, true); if (r) { DRM_ERROR("(%ld) failed to reserve user bo\n", r); diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index b292aca0f342..edafd3c2b170 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -591,8 +591,7 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_tt *ttm) { struct radeon_device *rdev = radeon_get_rdev(ttm->bdev); struct radeon_ttm_tt *gtt = (void *)ttm; - struct scatterlist *sg; - int i; + struct sg_page_iter sg_iter; int write = !(gtt->userflags & RADEON_GEM_USERPTR_READONLY); enum dma_data_direction direction = write ? @@ -605,9 +604,8 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_tt *ttm) /* free the sg table and pages again */ dma_unmap_sg(rdev->dev, ttm->sg->sgl, ttm->sg->nents, direction); - for_each_sg(ttm->sg->sgl, sg, ttm->sg->nents, i) { - struct page *page = sg_page(sg); - + for_each_sg_page(ttm->sg->sgl, &sg_iter, ttm->sg->nents, 0) { + struct page *page = sg_page_iter_page(&sg_iter); if (!(gtt->userflags & RADEON_GEM_USERPTR_READONLY)) set_page_dirty(page); diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index c10b2aec6450..6edcb5485092 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -204,28 +204,32 @@ void radeon_uvd_fini(struct radeon_device *rdev) int radeon_uvd_suspend(struct radeon_device *rdev) { - unsigned size; - void *ptr; - int i; + int i, r; if (rdev->uvd.vcpu_bo == NULL) return 0; - for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) - if (atomic_read(&rdev->uvd.handles[i])) - break; + for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) { + uint32_t handle = atomic_read(&rdev->uvd.handles[i]); + if (handle != 0) { + struct radeon_fence *fence; - if (i == RADEON_MAX_UVD_HANDLES) - return 0; + radeon_uvd_note_usage(rdev); - size = radeon_bo_size(rdev->uvd.vcpu_bo); - size -= rdev->uvd_fw->size; + r = radeon_uvd_get_destroy_msg(rdev, + R600_RING_TYPE_UVD_INDEX, handle, &fence); + if (r) { + DRM_ERROR("Error destroying UVD (%d)!\n", r); + continue; + } - ptr = rdev->uvd.cpu_addr; - ptr += rdev->uvd_fw->size; + radeon_fence_wait(fence, false); + radeon_fence_unref(&fence); - rdev->uvd.saved_bo = kmalloc(size, GFP_KERNEL); - memcpy(rdev->uvd.saved_bo, ptr, size); + rdev->uvd.filp[i] = NULL; + atomic_set(&rdev->uvd.handles[i], 0); + } + } return 0; } @@ -246,12 +250,7 @@ int radeon_uvd_resume(struct radeon_device *rdev) ptr = rdev->uvd.cpu_addr; ptr += rdev->uvd_fw->size; - if (rdev->uvd.saved_bo != NULL) { - memcpy(ptr, rdev->uvd.saved_bo, size); - kfree(rdev->uvd.saved_bo); - rdev->uvd.saved_bo = NULL; - } else - memset(ptr, 0, size); + memset(ptr, 0, size); return 0; } @@ -396,6 +395,29 @@ static int radeon_uvd_cs_msg_decode(uint32_t *msg, unsigned buf_sizes[]) return 0; } +static int radeon_uvd_validate_codec(struct radeon_cs_parser *p, + unsigned stream_type) +{ + switch (stream_type) { + case 0: /* H264 */ + case 1: /* VC1 */ + /* always supported */ + return 0; + + case 3: /* MPEG2 */ + case 4: /* MPEG4 */ + /* only since UVD 3 */ + if (p->rdev->family >= CHIP_PALM) + return 0; + + /* fall through */ + default: + DRM_ERROR("UVD codec not supported by hardware %d!\n", + stream_type); + return -EINVAL; + } +} + static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo, unsigned offset, unsigned buf_sizes[]) { @@ -436,50 +458,70 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo, return -EINVAL; } - if (msg_type == 1) { - /* it's a decode msg, calc buffer sizes */ - r = radeon_uvd_cs_msg_decode(msg, buf_sizes); - /* calc image size (width * height) */ - img_size = msg[6] * msg[7]; + switch (msg_type) { + case 0: + /* it's a create msg, calc image size (width * height) */ + img_size = msg[7] * msg[8]; + + r = radeon_uvd_validate_codec(p, msg[4]); radeon_bo_kunmap(bo); if (r) return r; - } else if (msg_type == 2) { + /* try to alloc a new handle */ + for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) { + if (atomic_read(&p->rdev->uvd.handles[i]) == handle) { + DRM_ERROR("Handle 0x%x already in use!\n", handle); + return -EINVAL; + } + + if (!atomic_cmpxchg(&p->rdev->uvd.handles[i], 0, handle)) { + p->rdev->uvd.filp[i] = p->filp; + p->rdev->uvd.img_size[i] = img_size; + return 0; + } + } + + DRM_ERROR("No more free UVD handles!\n"); + return -EINVAL; + + case 1: + /* it's a decode msg, validate codec and calc buffer sizes */ + r = radeon_uvd_validate_codec(p, msg[4]); + if (!r) + r = radeon_uvd_cs_msg_decode(msg, buf_sizes); + radeon_bo_kunmap(bo); + if (r) + return r; + + /* validate the handle */ + for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) { + if (atomic_read(&p->rdev->uvd.handles[i]) == handle) { + if (p->rdev->uvd.filp[i] != p->filp) { + DRM_ERROR("UVD handle collision detected!\n"); + return -EINVAL; + } + return 0; + } + } + + DRM_ERROR("Invalid UVD handle 0x%x!\n", handle); + return -ENOENT; + + case 2: /* it's a destroy msg, free the handle */ for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) atomic_cmpxchg(&p->rdev->uvd.handles[i], handle, 0); radeon_bo_kunmap(bo); return 0; - } else { - /* it's a create msg, calc image size (width * height) */ - img_size = msg[7] * msg[8]; - radeon_bo_kunmap(bo); - if (msg_type != 0) { - DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type); - return -EINVAL; - } - - /* it's a create msg, no special handling needed */ - } - - /* create or decode, validate the handle */ - for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) { - if (atomic_read(&p->rdev->uvd.handles[i]) == handle) - return 0; - } + default: - /* handle not found try to alloc a new one */ - for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) { - if (!atomic_cmpxchg(&p->rdev->uvd.handles[i], 0, handle)) { - p->rdev->uvd.filp[i] = p->filp; - p->rdev->uvd.img_size[i] = img_size; - return 0; - } + DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type); + return -EINVAL; } - DRM_ERROR("No more free UVD handles!\n"); + BUG(); return -EINVAL; } diff --git a/drivers/gpu/drm/radeon/radeon_vce.c b/drivers/gpu/drm/radeon/radeon_vce.c index 24f849f888bb..0de5711ac508 100644 --- a/drivers/gpu/drm/radeon/radeon_vce.c +++ b/drivers/gpu/drm/radeon/radeon_vce.c @@ -493,18 +493,27 @@ int radeon_vce_cs_reloc(struct radeon_cs_parser *p, int lo, int hi, * * @p: parser context * @handle: handle to validate + * @allocated: allocated a new handle? * * Validates the handle and return the found session index or -EINVAL * we we don't have another free session index. */ -int radeon_vce_validate_handle(struct radeon_cs_parser *p, uint32_t handle) +static int radeon_vce_validate_handle(struct radeon_cs_parser *p, + uint32_t handle, bool *allocated) { unsigned i; + *allocated = false; + /* validate the handle */ for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i) { - if (atomic_read(&p->rdev->vce.handles[i]) == handle) + if (atomic_read(&p->rdev->vce.handles[i]) == handle) { + if (p->rdev->vce.filp[i] != p->filp) { + DRM_ERROR("VCE handle collision detected!\n"); + return -EINVAL; + } return i; + } } /* handle not found try to alloc a new one */ @@ -512,6 +521,7 @@ int radeon_vce_validate_handle(struct radeon_cs_parser *p, uint32_t handle) if (!atomic_cmpxchg(&p->rdev->vce.handles[i], 0, handle)) { p->rdev->vce.filp[i] = p->filp; p->rdev->vce.img_size[i] = 0; + *allocated = true; return i; } } @@ -529,10 +539,10 @@ int radeon_vce_validate_handle(struct radeon_cs_parser *p, uint32_t handle) int radeon_vce_cs_parse(struct radeon_cs_parser *p) { int session_idx = -1; - bool destroyed = false; + bool destroyed = false, created = false, allocated = false; uint32_t tmp, handle = 0; uint32_t *size = &tmp; - int i, r; + int i, r = 0; while (p->idx < p->chunk_ib->length_dw) { uint32_t len = radeon_get_ib_value(p, p->idx); @@ -540,18 +550,21 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p) if ((len < 8) || (len & 3)) { DRM_ERROR("invalid VCE command length (%d)!\n", len); - return -EINVAL; + r = -EINVAL; + goto out; } if (destroyed) { DRM_ERROR("No other command allowed after destroy!\n"); - return -EINVAL; + r = -EINVAL; + goto out; } switch (cmd) { case 0x00000001: // session handle = radeon_get_ib_value(p, p->idx + 2); - session_idx = radeon_vce_validate_handle(p, handle); + session_idx = radeon_vce_validate_handle(p, handle, + &allocated); if (session_idx < 0) return session_idx; size = &p->rdev->vce.img_size[session_idx]; @@ -561,6 +574,13 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p) break; case 0x01000001: // create + created = true; + if (!allocated) { + DRM_ERROR("Handle already in use!\n"); + r = -EINVAL; + goto out; + } + *size = radeon_get_ib_value(p, p->idx + 8) * radeon_get_ib_value(p, p->idx + 10) * 8 * 3 / 2; @@ -578,12 +598,12 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p) r = radeon_vce_cs_reloc(p, p->idx + 10, p->idx + 9, *size); if (r) - return r; + goto out; r = radeon_vce_cs_reloc(p, p->idx + 12, p->idx + 11, *size / 3); if (r) - return r; + goto out; break; case 0x02000001: // destroy @@ -594,7 +614,7 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p) r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2, *size * 2); if (r) - return r; + goto out; break; case 0x05000004: // video bitstream buffer @@ -602,36 +622,47 @@ int radeon_vce_cs_parse(struct radeon_cs_parser *p) r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2, tmp); if (r) - return r; + goto out; break; case 0x05000005: // feedback buffer r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2, 4096); if (r) - return r; + goto out; break; default: DRM_ERROR("invalid VCE command (0x%x)!\n", cmd); - return -EINVAL; + r = -EINVAL; + goto out; } if (session_idx == -1) { DRM_ERROR("no session command at start of IB\n"); - return -EINVAL; + r = -EINVAL; + goto out; } p->idx += len / 4; } - if (destroyed) { - /* IB contains a destroy msg, free the handle */ + if (allocated && !created) { + DRM_ERROR("New session without create command!\n"); + r = -ENOENT; + } + +out: + if ((!r && destroyed) || (r && allocated)) { + /* + * IB contains a destroy msg or we have allocated an + * handle and got an error, anyway free the handle + */ for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i) atomic_cmpxchg(&p->rdev->vce.handles[i], handle, 0); } - return 0; + return r; } /** diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 01ee96acb398..c54d6313a46d 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -921,7 +921,7 @@ static int rv770_pcie_gart_enable(struct radeon_device *rdev) WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp); WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end >> 12) - 1); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h index 3cf1e2921545..9ef2064b1c9c 100644 --- a/drivers/gpu/drm/radeon/rv770d.h +++ b/drivers/gpu/drm/radeon/rv770d.h @@ -989,6 +989,9 @@ ((n) & 0x3FFF) << 16) /* UVD */ +#define UVD_SEMA_ADDR_LOW 0xef00 +#define UVD_SEMA_ADDR_HIGH 0xef04 +#define UVD_SEMA_CMD 0xef08 #define UVD_GPCOM_VCPU_CMD 0xef0c #define UVD_GPCOM_VCPU_DATA0 0xef10 #define UVD_GPCOM_VCPU_DATA1 0xef14 diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index b1d74bc375d8..5326f753e107 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -4303,7 +4303,7 @@ static int si_pcie_gart_enable(struct radeon_device *rdev) L2_CACHE_BIGK_FRAGMENT_SIZE(4)); /* setup context0 */ WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end >> 12) - 1); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, (u32)(rdev->dummy_page.addr >> 12)); @@ -4318,7 +4318,7 @@ static int si_pcie_gart_enable(struct radeon_device *rdev) /* empty context1-15 */ /* set vm size, must be a multiple of 4 */ WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); - WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn); + WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn - 1); /* Assign the pt base to something valid for now; the pts used for * the VMs are determined by the application and setup and assigned * on the fly in the vm part of radeon_gart.c diff --git a/drivers/gpu/drm/radeon/uvd_v1_0.c b/drivers/gpu/drm/radeon/uvd_v1_0.c index e72b3cb59358..c6b1cbca47fc 100644 --- a/drivers/gpu/drm/radeon/uvd_v1_0.c +++ b/drivers/gpu/drm/radeon/uvd_v1_0.c @@ -466,18 +466,8 @@ bool uvd_v1_0_semaphore_emit(struct radeon_device *rdev, struct radeon_semaphore *semaphore, bool emit_wait) { - uint64_t addr = semaphore->gpu_addr; - - radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0)); - radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF); - - radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0)); - radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF); - - radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0)); - radeon_ring_write(ring, emit_wait ? 1 : 0); - - return true; + /* disable semaphores for UVD V1 hardware */ + return false; } /** diff --git a/drivers/gpu/drm/radeon/uvd_v2_2.c b/drivers/gpu/drm/radeon/uvd_v2_2.c index 89193519f8a1..7ed778cec7c6 100644 --- a/drivers/gpu/drm/radeon/uvd_v2_2.c +++ b/drivers/gpu/drm/radeon/uvd_v2_2.c @@ -60,6 +60,35 @@ void uvd_v2_2_fence_emit(struct radeon_device *rdev, } /** + * uvd_v2_2_semaphore_emit - emit semaphore command + * + * @rdev: radeon_device pointer + * @ring: radeon_ring pointer + * @semaphore: semaphore to emit commands for + * @emit_wait: true if we should emit a wait command + * + * Emit a semaphore command (either wait or signal) to the UVD ring. + */ +bool uvd_v2_2_semaphore_emit(struct radeon_device *rdev, + struct radeon_ring *ring, + struct radeon_semaphore *semaphore, + bool emit_wait) +{ + uint64_t addr = semaphore->gpu_addr; + + radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0)); + radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF); + + radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0)); + radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF); + + radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0)); + radeon_ring_write(ring, emit_wait ? 1 : 0); + + return true; +} + +/** * uvd_v2_2_resume - memory controller programming * * @rdev: radeon_device pointer diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 1833abd7d3aa..bfad15a913a0 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -173,7 +173,6 @@ static int tegra_drm_load(struct drm_device *drm, unsigned long flags) drm->irq_enabled = true; /* syncpoints are used for full 32-bit hardware VBLANK counters */ - drm->vblank_disable_immediate = true; drm->max_vblank_count = 0xffffffff; err = drm_vblank_init(drm, drm->mode_config.num_crtc); diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index a04c49f2a011..39ea67f9b066 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -643,15 +643,6 @@ config BLK_DEV_TC86C001 help This driver adds support for Toshiba TC86C001 GOKU-S chip. -config BLK_DEV_CELLEB - tristate "Toshiba's Cell Reference Set IDE support" - depends on PPC_CELLEB - select BLK_DEV_IDEDMA_PCI - help - This driver provides support for the on-board IDE controller on - Toshiba Cell Reference Board. - If unsure, say Y. - endif # TODO: BLK_DEV_IDEDMA_PCI -> BLK_DEV_IDEDMA_SFF diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile index a04ee82f1c8f..2a8c417d4081 100644 --- a/drivers/ide/Makefile +++ b/drivers/ide/Makefile @@ -38,7 +38,6 @@ obj-$(CONFIG_BLK_DEV_AEC62XX) += aec62xx.o obj-$(CONFIG_BLK_DEV_ALI15X3) += alim15x3.o obj-$(CONFIG_BLK_DEV_AMD74XX) += amd74xx.o obj-$(CONFIG_BLK_DEV_ATIIXP) += atiixp.o -obj-$(CONFIG_BLK_DEV_CELLEB) += scc_pata.o obj-$(CONFIG_BLK_DEV_CMD64X) += cmd64x.o obj-$(CONFIG_BLK_DEV_CS5520) += cs5520.o obj-$(CONFIG_BLK_DEV_CS5530) += cs5530.o diff --git a/drivers/ide/scc_pata.c b/drivers/ide/scc_pata.c deleted file mode 100644 index 2a2d188b5d5b..000000000000 --- a/drivers/ide/scc_pata.c +++ /dev/null @@ -1,887 +0,0 @@ -/* - * Support for IDE interfaces on Celleb platform - * - * (C) Copyright 2006 TOSHIBA CORPORATION - * - * This code is based on drivers/ide/pci/siimage.c: - * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org> - * Copyright (C) 2003 Red Hat - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <linux/types.h> -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/ide.h> -#include <linux/init.h> - -#define PCI_DEVICE_ID_TOSHIBA_SCC_ATA 0x01b4 - -#define SCC_PATA_NAME "scc IDE" - -#define TDVHSEL_MASTER 0x00000001 -#define TDVHSEL_SLAVE 0x00000004 - -#define MODE_JCUSFEN 0x00000080 - -#define CCKCTRL_ATARESET 0x00040000 -#define CCKCTRL_BUFCNT 0x00020000 -#define CCKCTRL_CRST 0x00010000 -#define CCKCTRL_OCLKEN 0x00000100 -#define CCKCTRL_ATACLKOEN 0x00000002 -#define CCKCTRL_LCLKEN 0x00000001 - -#define QCHCD_IOS_SS 0x00000001 - -#define QCHSD_STPDIAG 0x00020000 - -#define INTMASK_MSK 0xD1000012 -#define INTSTS_SERROR 0x80000000 -#define INTSTS_PRERR 0x40000000 -#define INTSTS_RERR 0x10000000 -#define INTSTS_ICERR 0x01000000 -#define INTSTS_BMSINT 0x00000010 -#define INTSTS_BMHE 0x00000008 -#define INTSTS_IOIRQS 0x00000004 -#define INTSTS_INTRQ 0x00000002 -#define INTSTS_ACTEINT 0x00000001 - -#define ECMODE_VALUE 0x01 - -static struct scc_ports { - unsigned long ctl, dma; - struct ide_host *host; /* for removing port from system */ -} scc_ports[MAX_HWIFS]; - -/* PIO transfer mode table */ -/* JCHST */ -static unsigned long JCHSTtbl[2][7] = { - {0x0E, 0x05, 0x02, 0x03, 0x02, 0x00, 0x00}, /* 100MHz */ - {0x13, 0x07, 0x04, 0x04, 0x03, 0x00, 0x00} /* 133MHz */ -}; - -/* JCHHT */ -static unsigned long JCHHTtbl[2][7] = { - {0x0E, 0x02, 0x02, 0x02, 0x02, 0x00, 0x00}, /* 100MHz */ - {0x13, 0x03, 0x03, 0x03, 0x03, 0x00, 0x00} /* 133MHz */ -}; - -/* JCHCT */ -static unsigned long JCHCTtbl[2][7] = { - {0x1D, 0x1D, 0x1C, 0x0B, 0x06, 0x00, 0x00}, /* 100MHz */ - {0x27, 0x26, 0x26, 0x0E, 0x09, 0x00, 0x00} /* 133MHz */ -}; - - -/* DMA transfer mode table */ -/* JCHDCTM/JCHDCTS */ -static unsigned long JCHDCTxtbl[2][7] = { - {0x0A, 0x06, 0x04, 0x03, 0x01, 0x00, 0x00}, /* 100MHz */ - {0x0E, 0x09, 0x06, 0x04, 0x02, 0x01, 0x00} /* 133MHz */ -}; - -/* JCSTWTM/JCSTWTS */ -static unsigned long JCSTWTxtbl[2][7] = { - {0x06, 0x04, 0x03, 0x02, 0x02, 0x02, 0x00}, /* 100MHz */ - {0x09, 0x06, 0x04, 0x02, 0x02, 0x02, 0x02} /* 133MHz */ -}; - -/* JCTSS */ -static unsigned long JCTSStbl[2][7] = { - {0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x00}, /* 100MHz */ - {0x05, 0x05, 0x05, 0x05, 0x05, 0x05, 0x05} /* 133MHz */ -}; - -/* JCENVT */ -static unsigned long JCENVTtbl[2][7] = { - {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00}, /* 100MHz */ - {0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02} /* 133MHz */ -}; - -/* JCACTSELS/JCACTSELM */ -static unsigned long JCACTSELtbl[2][7] = { - {0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00}, /* 100MHz */ - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01} /* 133MHz */ -}; - - -static u8 scc_ide_inb(unsigned long port) -{ - u32 data = in_be32((void*)port); - return (u8)data; -} - -static void scc_exec_command(ide_hwif_t *hwif, u8 cmd) -{ - out_be32((void *)hwif->io_ports.command_addr, cmd); - eieio(); - in_be32((void *)(hwif->dma_base + 0x01c)); - eieio(); -} - -static u8 scc_read_status(ide_hwif_t *hwif) -{ - return (u8)in_be32((void *)hwif->io_ports.status_addr); -} - -static u8 scc_read_altstatus(ide_hwif_t *hwif) -{ - return (u8)in_be32((void *)hwif->io_ports.ctl_addr); -} - -static u8 scc_dma_sff_read_status(ide_hwif_t *hwif) -{ - return (u8)in_be32((void *)(hwif->dma_base + 4)); -} - -static void scc_write_devctl(ide_hwif_t *hwif, u8 ctl) -{ - out_be32((void *)hwif->io_ports.ctl_addr, ctl); - eieio(); - in_be32((void *)(hwif->dma_base + 0x01c)); - eieio(); -} - -static void scc_ide_insw(unsigned long port, void *addr, u32 count) -{ - u16 *ptr = (u16 *)addr; - while (count--) { - *ptr++ = le16_to_cpu(in_be32((void*)port)); - } -} - -static void scc_ide_insl(unsigned long port, void *addr, u32 count) -{ - u16 *ptr = (u16 *)addr; - while (count--) { - *ptr++ = le16_to_cpu(in_be32((void*)port)); - *ptr++ = le16_to_cpu(in_be32((void*)port)); - } -} - -static void scc_ide_outb(u8 addr, unsigned long port) -{ - out_be32((void*)port, addr); -} - -static void -scc_ide_outsw(unsigned long port, void *addr, u32 count) -{ - u16 *ptr = (u16 *)addr; - while (count--) { - out_be32((void*)port, cpu_to_le16(*ptr++)); - } -} - -static void -scc_ide_outsl(unsigned long port, void *addr, u32 count) -{ - u16 *ptr = (u16 *)addr; - while (count--) { - out_be32((void*)port, cpu_to_le16(*ptr++)); - out_be32((void*)port, cpu_to_le16(*ptr++)); - } -} - -/** - * scc_set_pio_mode - set host controller for PIO mode - * @hwif: port - * @drive: drive - * - * Load the timing settings for this device mode into the - * controller. - */ - -static void scc_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive) -{ - struct scc_ports *ports = ide_get_hwifdata(hwif); - unsigned long ctl_base = ports->ctl; - unsigned long cckctrl_port = ctl_base + 0xff0; - unsigned long piosht_port = ctl_base + 0x000; - unsigned long pioct_port = ctl_base + 0x004; - unsigned long reg; - int offset; - const u8 pio = drive->pio_mode - XFER_PIO_0; - - reg = in_be32((void __iomem *)cckctrl_port); - if (reg & CCKCTRL_ATACLKOEN) { - offset = 1; /* 133MHz */ - } else { - offset = 0; /* 100MHz */ - } - reg = JCHSTtbl[offset][pio] << 16 | JCHHTtbl[offset][pio]; - out_be32((void __iomem *)piosht_port, reg); - reg = JCHCTtbl[offset][pio]; - out_be32((void __iomem *)pioct_port, reg); -} - -/** - * scc_set_dma_mode - set host controller for DMA mode - * @hwif: port - * @drive: drive - * - * Load the timing settings for this device mode into the - * controller. - */ - -static void scc_set_dma_mode(ide_hwif_t *hwif, ide_drive_t *drive) -{ - struct scc_ports *ports = ide_get_hwifdata(hwif); - unsigned long ctl_base = ports->ctl; - unsigned long cckctrl_port = ctl_base + 0xff0; - unsigned long mdmact_port = ctl_base + 0x008; - unsigned long mcrcst_port = ctl_base + 0x00c; - unsigned long sdmact_port = ctl_base + 0x010; - unsigned long scrcst_port = ctl_base + 0x014; - unsigned long udenvt_port = ctl_base + 0x018; - unsigned long tdvhsel_port = ctl_base + 0x020; - int is_slave = drive->dn & 1; - int offset, idx; - unsigned long reg; - unsigned long jcactsel; - const u8 speed = drive->dma_mode; - - reg = in_be32((void __iomem *)cckctrl_port); - if (reg & CCKCTRL_ATACLKOEN) { - offset = 1; /* 133MHz */ - } else { - offset = 0; /* 100MHz */ - } - - idx = speed - XFER_UDMA_0; - - jcactsel = JCACTSELtbl[offset][idx]; - if (is_slave) { - out_be32((void __iomem *)sdmact_port, JCHDCTxtbl[offset][idx]); - out_be32((void __iomem *)scrcst_port, JCSTWTxtbl[offset][idx]); - jcactsel = jcactsel << 2; - out_be32((void __iomem *)tdvhsel_port, (in_be32((void __iomem *)tdvhsel_port) & ~TDVHSEL_SLAVE) | jcactsel); - } else { - out_be32((void __iomem *)mdmact_port, JCHDCTxtbl[offset][idx]); - out_be32((void __iomem *)mcrcst_port, JCSTWTxtbl[offset][idx]); - out_be32((void __iomem *)tdvhsel_port, (in_be32((void __iomem *)tdvhsel_port) & ~TDVHSEL_MASTER) | jcactsel); - } - reg = JCTSStbl[offset][idx] << 16 | JCENVTtbl[offset][idx]; - out_be32((void __iomem *)udenvt_port, reg); -} - -static void scc_dma_host_set(ide_drive_t *drive, int on) -{ - ide_hwif_t *hwif = drive->hwif; - u8 unit = drive->dn & 1; - u8 dma_stat = scc_dma_sff_read_status(hwif); - - if (on) - dma_stat |= (1 << (5 + unit)); - else - dma_stat &= ~(1 << (5 + unit)); - - scc_ide_outb(dma_stat, hwif->dma_base + 4); -} - -/** - * scc_dma_setup - begin a DMA phase - * @drive: target device - * @cmd: command - * - * Build an IDE DMA PRD (IDE speak for scatter gather table) - * and then set up the DMA transfer registers. - * - * Returns 0 on success. If a PIO fallback is required then 1 - * is returned. - */ - -static int scc_dma_setup(ide_drive_t *drive, struct ide_cmd *cmd) -{ - ide_hwif_t *hwif = drive->hwif; - u32 rw = (cmd->tf_flags & IDE_TFLAG_WRITE) ? 0 : ATA_DMA_WR; - u8 dma_stat; - - /* fall back to pio! */ - if (ide_build_dmatable(drive, cmd) == 0) - return 1; - - /* PRD table */ - out_be32((void __iomem *)(hwif->dma_base + 8), hwif->dmatable_dma); - - /* specify r/w */ - out_be32((void __iomem *)hwif->dma_base, rw); - - /* read DMA status for INTR & ERROR flags */ - dma_stat = scc_dma_sff_read_status(hwif); - - /* clear INTR & ERROR flags */ - out_be32((void __iomem *)(hwif->dma_base + 4), dma_stat | 6); - - return 0; -} - -static void scc_dma_start(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - u8 dma_cmd = scc_ide_inb(hwif->dma_base); - - /* start DMA */ - scc_ide_outb(dma_cmd | 1, hwif->dma_base); -} - -static int __scc_dma_end(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - u8 dma_stat, dma_cmd; - - /* get DMA command mode */ - dma_cmd = scc_ide_inb(hwif->dma_base); - /* stop DMA */ - scc_ide_outb(dma_cmd & ~1, hwif->dma_base); - /* get DMA status */ - dma_stat = scc_dma_sff_read_status(hwif); - /* clear the INTR & ERROR bits */ - scc_ide_outb(dma_stat | 6, hwif->dma_base + 4); - /* verify good DMA status */ - return (dma_stat & 7) != 4 ? (0x10 | dma_stat) : 0; -} - -/** - * scc_dma_end - Stop DMA - * @drive: IDE drive - * - * Check and clear INT Status register. - * Then call __scc_dma_end(). - */ - -static int scc_dma_end(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - void __iomem *dma_base = (void __iomem *)hwif->dma_base; - unsigned long intsts_port = hwif->dma_base + 0x014; - u32 reg; - int dma_stat, data_loss = 0; - static int retry = 0; - - /* errata A308 workaround: Step5 (check data loss) */ - /* We don't check non ide_disk because it is limited to UDMA4 */ - if (!(in_be32((void __iomem *)hwif->io_ports.ctl_addr) - & ATA_ERR) && - drive->media == ide_disk && drive->current_speed > XFER_UDMA_4) { - reg = in_be32((void __iomem *)intsts_port); - if (!(reg & INTSTS_ACTEINT)) { - printk(KERN_WARNING "%s: operation failed (transfer data loss)\n", - drive->name); - data_loss = 1; - if (retry++) { - struct request *rq = hwif->rq; - ide_drive_t *drive; - int i; - - /* ERROR_RESET and drive->crc_count are needed - * to reduce DMA transfer mode in retry process. - */ - if (rq) - rq->errors |= ERROR_RESET; - - ide_port_for_each_dev(i, drive, hwif) - drive->crc_count++; - } - } - } - - while (1) { - reg = in_be32((void __iomem *)intsts_port); - - if (reg & INTSTS_SERROR) { - printk(KERN_WARNING "%s: SERROR\n", SCC_PATA_NAME); - out_be32((void __iomem *)intsts_port, INTSTS_SERROR|INTSTS_BMSINT); - - out_be32(dma_base, in_be32(dma_base) & ~QCHCD_IOS_SS); - continue; - } - - if (reg & INTSTS_PRERR) { - u32 maea0, maec0; - unsigned long ctl_base = hwif->config_data; - - maea0 = in_be32((void __iomem *)(ctl_base + 0xF50)); - maec0 = in_be32((void __iomem *)(ctl_base + 0xF54)); - - printk(KERN_WARNING "%s: PRERR [addr:%x cmd:%x]\n", SCC_PATA_NAME, maea0, maec0); - - out_be32((void __iomem *)intsts_port, INTSTS_PRERR|INTSTS_BMSINT); - - out_be32(dma_base, in_be32(dma_base) & ~QCHCD_IOS_SS); - continue; - } - - if (reg & INTSTS_RERR) { - printk(KERN_WARNING "%s: Response Error\n", SCC_PATA_NAME); - out_be32((void __iomem *)intsts_port, INTSTS_RERR|INTSTS_BMSINT); - - out_be32(dma_base, in_be32(dma_base) & ~QCHCD_IOS_SS); - continue; - } - - if (reg & INTSTS_ICERR) { - out_be32(dma_base, in_be32(dma_base) & ~QCHCD_IOS_SS); - - printk(KERN_WARNING "%s: Illegal Configuration\n", SCC_PATA_NAME); - out_be32((void __iomem *)intsts_port, INTSTS_ICERR|INTSTS_BMSINT); - continue; - } - - if (reg & INTSTS_BMSINT) { - printk(KERN_WARNING "%s: Internal Bus Error\n", SCC_PATA_NAME); - out_be32((void __iomem *)intsts_port, INTSTS_BMSINT); - - ide_do_reset(drive); - continue; - } - - if (reg & INTSTS_BMHE) { - out_be32((void __iomem *)intsts_port, INTSTS_BMHE); - continue; - } - - if (reg & INTSTS_ACTEINT) { - out_be32((void __iomem *)intsts_port, INTSTS_ACTEINT); - continue; - } - - if (reg & INTSTS_IOIRQS) { - out_be32((void __iomem *)intsts_port, INTSTS_IOIRQS); - continue; - } - break; - } - - dma_stat = __scc_dma_end(drive); - if (data_loss) - dma_stat |= 2; /* emulate DMA error (to retry command) */ - return dma_stat; -} - -/* returns 1 if dma irq issued, 0 otherwise */ -static int scc_dma_test_irq(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - u32 int_stat = in_be32((void __iomem *)hwif->dma_base + 0x014); - - /* SCC errata A252,A308 workaround: Step4 */ - if ((in_be32((void __iomem *)hwif->io_ports.ctl_addr) - & ATA_ERR) && - (int_stat & INTSTS_INTRQ)) - return 1; - - /* SCC errata A308 workaround: Step5 (polling IOIRQS) */ - if (int_stat & INTSTS_IOIRQS) - return 1; - - return 0; -} - -static u8 scc_udma_filter(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - u8 mask = hwif->ultra_mask; - - /* errata A308 workaround: limit non ide_disk drive to UDMA4 */ - if ((drive->media != ide_disk) && (mask & 0xE0)) { - printk(KERN_INFO "%s: limit %s to UDMA4\n", - SCC_PATA_NAME, drive->name); - mask = ATA_UDMA4; - } - - return mask; -} - -/** - * setup_mmio_scc - map CTRL/BMID region - * @dev: PCI device we are configuring - * @name: device name - * - */ - -static int setup_mmio_scc (struct pci_dev *dev, const char *name) -{ - void __iomem *ctl_addr; - void __iomem *dma_addr; - int i, ret; - - for (i = 0; i < MAX_HWIFS; i++) { - if (scc_ports[i].ctl == 0) - break; - } - if (i >= MAX_HWIFS) - return -ENOMEM; - - ret = pci_request_selected_regions(dev, (1 << 2) - 1, name); - if (ret < 0) { - printk(KERN_ERR "%s: can't reserve resources\n", name); - return ret; - } - - ctl_addr = pci_ioremap_bar(dev, 0); - if (!ctl_addr) - goto fail_0; - - dma_addr = pci_ioremap_bar(dev, 1); - if (!dma_addr) - goto fail_1; - - pci_set_master(dev); - scc_ports[i].ctl = (unsigned long)ctl_addr; - scc_ports[i].dma = (unsigned long)dma_addr; - pci_set_drvdata(dev, (void *) &scc_ports[i]); - - return 1; - - fail_1: - iounmap(ctl_addr); - fail_0: - return -ENOMEM; -} - -static int scc_ide_setup_pci_device(struct pci_dev *dev, - const struct ide_port_info *d) -{ - struct scc_ports *ports = pci_get_drvdata(dev); - struct ide_host *host; - struct ide_hw hw, *hws[] = { &hw }; - int i, rc; - - memset(&hw, 0, sizeof(hw)); - for (i = 0; i <= 8; i++) - hw.io_ports_array[i] = ports->dma + 0x20 + i * 4; - hw.irq = dev->irq; - hw.dev = &dev->dev; - - rc = ide_host_add(d, hws, 1, &host); - if (rc) - return rc; - - ports->host = host; - - return 0; -} - -/** - * init_setup_scc - set up an SCC PATA Controller - * @dev: PCI device - * @d: IDE port info - * - * Perform the initial set up for this device. - */ - -static int init_setup_scc(struct pci_dev *dev, const struct ide_port_info *d) -{ - unsigned long ctl_base; - unsigned long dma_base; - unsigned long cckctrl_port; - unsigned long intmask_port; - unsigned long mode_port; - unsigned long ecmode_port; - u32 reg = 0; - struct scc_ports *ports; - int rc; - - rc = pci_enable_device(dev); - if (rc) - goto end; - - rc = setup_mmio_scc(dev, d->name); - if (rc < 0) - goto end; - - ports = pci_get_drvdata(dev); - ctl_base = ports->ctl; - dma_base = ports->dma; - cckctrl_port = ctl_base + 0xff0; - intmask_port = dma_base + 0x010; - mode_port = ctl_base + 0x024; - ecmode_port = ctl_base + 0xf00; - - /* controller initialization */ - reg = 0; - out_be32((void*)cckctrl_port, reg); - reg |= CCKCTRL_ATACLKOEN; - out_be32((void*)cckctrl_port, reg); - reg |= CCKCTRL_LCLKEN | CCKCTRL_OCLKEN; - out_be32((void*)cckctrl_port, reg); - reg |= CCKCTRL_CRST; - out_be32((void*)cckctrl_port, reg); - - for (;;) { - reg = in_be32((void*)cckctrl_port); - if (reg & CCKCTRL_CRST) - break; - udelay(5000); - } - - reg |= CCKCTRL_ATARESET; - out_be32((void*)cckctrl_port, reg); - - out_be32((void*)ecmode_port, ECMODE_VALUE); - out_be32((void*)mode_port, MODE_JCUSFEN); - out_be32((void*)intmask_port, INTMASK_MSK); - - rc = scc_ide_setup_pci_device(dev, d); - - end: - return rc; -} - -static void scc_tf_load(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid) -{ - struct ide_io_ports *io_ports = &drive->hwif->io_ports; - - if (valid & IDE_VALID_FEATURE) - scc_ide_outb(tf->feature, io_ports->feature_addr); - if (valid & IDE_VALID_NSECT) - scc_ide_outb(tf->nsect, io_ports->nsect_addr); - if (valid & IDE_VALID_LBAL) - scc_ide_outb(tf->lbal, io_ports->lbal_addr); - if (valid & IDE_VALID_LBAM) - scc_ide_outb(tf->lbam, io_ports->lbam_addr); - if (valid & IDE_VALID_LBAH) - scc_ide_outb(tf->lbah, io_ports->lbah_addr); - if (valid & IDE_VALID_DEVICE) - scc_ide_outb(tf->device, io_ports->device_addr); -} - -static void scc_tf_read(ide_drive_t *drive, struct ide_taskfile *tf, u8 valid) -{ - struct ide_io_ports *io_ports = &drive->hwif->io_ports; - - if (valid & IDE_VALID_ERROR) - tf->error = scc_ide_inb(io_ports->feature_addr); - if (valid & IDE_VALID_NSECT) - tf->nsect = scc_ide_inb(io_ports->nsect_addr); - if (valid & IDE_VALID_LBAL) - tf->lbal = scc_ide_inb(io_ports->lbal_addr); - if (valid & IDE_VALID_LBAM) - tf->lbam = scc_ide_inb(io_ports->lbam_addr); - if (valid & IDE_VALID_LBAH) - tf->lbah = scc_ide_inb(io_ports->lbah_addr); - if (valid & IDE_VALID_DEVICE) - tf->device = scc_ide_inb(io_ports->device_addr); -} - -static void scc_input_data(ide_drive_t *drive, struct ide_cmd *cmd, - void *buf, unsigned int len) -{ - unsigned long data_addr = drive->hwif->io_ports.data_addr; - - len++; - - if (drive->io_32bit) { - scc_ide_insl(data_addr, buf, len / 4); - - if ((len & 3) >= 2) - scc_ide_insw(data_addr, (u8 *)buf + (len & ~3), 1); - } else - scc_ide_insw(data_addr, buf, len / 2); -} - -static void scc_output_data(ide_drive_t *drive, struct ide_cmd *cmd, - void *buf, unsigned int len) -{ - unsigned long data_addr = drive->hwif->io_ports.data_addr; - - len++; - - if (drive->io_32bit) { - scc_ide_outsl(data_addr, buf, len / 4); - - if ((len & 3) >= 2) - scc_ide_outsw(data_addr, (u8 *)buf + (len & ~3), 1); - } else - scc_ide_outsw(data_addr, buf, len / 2); -} - -/** - * init_mmio_iops_scc - set up the iops for MMIO - * @hwif: interface to set up - * - */ - -static void init_mmio_iops_scc(ide_hwif_t *hwif) -{ - struct pci_dev *dev = to_pci_dev(hwif->dev); - struct scc_ports *ports = pci_get_drvdata(dev); - unsigned long dma_base = ports->dma; - - ide_set_hwifdata(hwif, ports); - - hwif->dma_base = dma_base; - hwif->config_data = ports->ctl; -} - -/** - * init_iops_scc - set up iops - * @hwif: interface to set up - * - * Do the basic setup for the SCC hardware interface - * and then do the MMIO setup. - */ - -static void init_iops_scc(ide_hwif_t *hwif) -{ - struct pci_dev *dev = to_pci_dev(hwif->dev); - - hwif->hwif_data = NULL; - if (pci_get_drvdata(dev) == NULL) - return; - init_mmio_iops_scc(hwif); -} - -static int scc_init_dma(ide_hwif_t *hwif, const struct ide_port_info *d) -{ - return ide_allocate_dma_engine(hwif); -} - -static u8 scc_cable_detect(ide_hwif_t *hwif) -{ - return ATA_CBL_PATA80; -} - -/** - * init_hwif_scc - set up hwif - * @hwif: interface to set up - * - * We do the basic set up of the interface structure. The SCC - * requires several custom handlers so we override the default - * ide DMA handlers appropriately. - */ - -static void init_hwif_scc(ide_hwif_t *hwif) -{ - /* PTERADD */ - out_be32((void __iomem *)(hwif->dma_base + 0x018), hwif->dmatable_dma); - - if (in_be32((void __iomem *)(hwif->config_data + 0xff0)) & CCKCTRL_ATACLKOEN) - hwif->ultra_mask = ATA_UDMA6; /* 133MHz */ - else - hwif->ultra_mask = ATA_UDMA5; /* 100MHz */ -} - -static const struct ide_tp_ops scc_tp_ops = { - .exec_command = scc_exec_command, - .read_status = scc_read_status, - .read_altstatus = scc_read_altstatus, - .write_devctl = scc_write_devctl, - - .dev_select = ide_dev_select, - .tf_load = scc_tf_load, - .tf_read = scc_tf_read, - - .input_data = scc_input_data, - .output_data = scc_output_data, -}; - -static const struct ide_port_ops scc_port_ops = { - .set_pio_mode = scc_set_pio_mode, - .set_dma_mode = scc_set_dma_mode, - .udma_filter = scc_udma_filter, - .cable_detect = scc_cable_detect, -}; - -static const struct ide_dma_ops scc_dma_ops = { - .dma_host_set = scc_dma_host_set, - .dma_setup = scc_dma_setup, - .dma_start = scc_dma_start, - .dma_end = scc_dma_end, - .dma_test_irq = scc_dma_test_irq, - .dma_lost_irq = ide_dma_lost_irq, - .dma_timer_expiry = ide_dma_sff_timer_expiry, - .dma_sff_read_status = scc_dma_sff_read_status, -}; - -static const struct ide_port_info scc_chipset = { - .name = "sccIDE", - .init_iops = init_iops_scc, - .init_dma = scc_init_dma, - .init_hwif = init_hwif_scc, - .tp_ops = &scc_tp_ops, - .port_ops = &scc_port_ops, - .dma_ops = &scc_dma_ops, - .host_flags = IDE_HFLAG_SINGLE, - .irq_flags = IRQF_SHARED, - .pio_mask = ATA_PIO4, - .chipset = ide_pci, -}; - -/** - * scc_init_one - pci layer discovery entry - * @dev: PCI device - * @id: ident table entry - * - * Called by the PCI code when it finds an SCC PATA controller. - * We then use the IDE PCI generic helper to do most of the work. - */ - -static int scc_init_one(struct pci_dev *dev, const struct pci_device_id *id) -{ - return init_setup_scc(dev, &scc_chipset); -} - -/** - * scc_remove - pci layer remove entry - * @dev: PCI device - * - * Called by the PCI code when it removes an SCC PATA controller. - */ - -static void scc_remove(struct pci_dev *dev) -{ - struct scc_ports *ports = pci_get_drvdata(dev); - struct ide_host *host = ports->host; - - ide_host_remove(host); - - iounmap((void*)ports->dma); - iounmap((void*)ports->ctl); - pci_release_selected_regions(dev, (1 << 2) - 1); - memset(ports, 0, sizeof(*ports)); -} - -static const struct pci_device_id scc_pci_tbl[] = { - { PCI_VDEVICE(TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_SCC_ATA), 0 }, - { 0, }, -}; -MODULE_DEVICE_TABLE(pci, scc_pci_tbl); - -static struct pci_driver scc_pci_driver = { - .name = "SCC IDE", - .id_table = scc_pci_tbl, - .probe = scc_init_one, - .remove = scc_remove, -}; - -static int __init scc_ide_init(void) -{ - return ide_pci_register_driver(&scc_pci_driver); -} - -static void __exit scc_ide_exit(void) -{ - pci_unregister_driver(&scc_pci_driver); -} - -module_init(scc_ide_init); -module_exit(scc_ide_exit); - -MODULE_DESCRIPTION("PCI driver module for Toshiba SCC IDE"); -MODULE_LICENSE("GPL"); diff --git a/drivers/iio/accel/mma9551_core.c b/drivers/iio/accel/mma9551_core.c index 7f55a6d7cd03..c6d5a3a40b60 100644 --- a/drivers/iio/accel/mma9551_core.c +++ b/drivers/iio/accel/mma9551_core.c @@ -389,7 +389,12 @@ int mma9551_read_config_words(struct i2c_client *client, u8 app_id, { int ret, i; int len_words = len / sizeof(u16); - __be16 be_buf[MMA9551_MAX_MAILBOX_DATA_REGS]; + __be16 be_buf[MMA9551_MAX_MAILBOX_DATA_REGS / 2]; + + if (len_words > ARRAY_SIZE(be_buf)) { + dev_err(&client->dev, "Invalid buffer size %d\n", len); + return -EINVAL; + } ret = mma9551_transfer(client, app_id, MMA9551_CMD_READ_CONFIG, reg, NULL, 0, (u8 *) be_buf, len); @@ -424,7 +429,12 @@ int mma9551_read_status_words(struct i2c_client *client, u8 app_id, { int ret, i; int len_words = len / sizeof(u16); - __be16 be_buf[MMA9551_MAX_MAILBOX_DATA_REGS]; + __be16 be_buf[MMA9551_MAX_MAILBOX_DATA_REGS / 2]; + + if (len_words > ARRAY_SIZE(be_buf)) { + dev_err(&client->dev, "Invalid buffer size %d\n", len); + return -EINVAL; + } ret = mma9551_transfer(client, app_id, MMA9551_CMD_READ_STATUS, reg, NULL, 0, (u8 *) be_buf, len); @@ -459,7 +469,12 @@ int mma9551_write_config_words(struct i2c_client *client, u8 app_id, { int i; int len_words = len / sizeof(u16); - __be16 be_buf[MMA9551_MAX_MAILBOX_DATA_REGS]; + __be16 be_buf[(MMA9551_MAX_MAILBOX_DATA_REGS - 1) / 2]; + + if (len_words > ARRAY_SIZE(be_buf)) { + dev_err(&client->dev, "Invalid buffer size %d\n", len); + return -EINVAL; + } for (i = 0; i < len_words; i++) be_buf[i] = cpu_to_be16(buf[i]); diff --git a/drivers/iio/accel/mma9553.c b/drivers/iio/accel/mma9553.c index 2df1af7d43fc..365a109aaaef 100644 --- a/drivers/iio/accel/mma9553.c +++ b/drivers/iio/accel/mma9553.c @@ -54,6 +54,7 @@ #define MMA9553_MASK_CONF_STEPCOALESCE GENMASK(7, 0) #define MMA9553_REG_CONF_ACTTHD 0x0E +#define MMA9553_MAX_ACTTHD GENMASK(15, 0) /* Pedometer status registers (R-only) */ #define MMA9553_REG_STATUS 0x00 @@ -316,22 +317,19 @@ static int mma9553_set_config(struct mma9553_data *data, u16 reg, static int mma9553_read_activity_stepcnt(struct mma9553_data *data, u8 *activity, u16 *stepcnt) { - u32 status_stepcnt; - u16 status; + u16 buf[2]; int ret; ret = mma9551_read_status_words(data->client, MMA9551_APPID_PEDOMETER, - MMA9553_REG_STATUS, sizeof(u32), - (u16 *) &status_stepcnt); + MMA9553_REG_STATUS, sizeof(u32), buf); if (ret < 0) { dev_err(&data->client->dev, "error reading status and stepcnt\n"); return ret; } - status = status_stepcnt & MMA9553_MASK_CONF_WORD; - *activity = mma9553_get_bits(status, MMA9553_MASK_STATUS_ACTIVITY); - *stepcnt = status_stepcnt >> 16; + *activity = mma9553_get_bits(buf[0], MMA9553_MASK_STATUS_ACTIVITY); + *stepcnt = buf[1]; return 0; } @@ -872,6 +870,9 @@ static int mma9553_write_event_value(struct iio_dev *indio_dev, case IIO_EV_INFO_PERIOD: switch (chan->type) { case IIO_ACTIVITY: + if (val < 0 || val > MMA9553_ACTIVITY_THD_TO_SEC( + MMA9553_MAX_ACTTHD)) + return -EINVAL; mutex_lock(&data->mutex); ret = mma9553_set_config(data, MMA9553_REG_CONF_ACTTHD, &data->conf.actthd, @@ -971,7 +972,8 @@ static const struct iio_chan_spec_ext_info mma9553_ext_info[] = { .modified = 1, \ .channel2 = _chan2, \ .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), \ - .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_CALIBHEIGHT), \ + .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_CALIBHEIGHT) | \ + BIT(IIO_CHAN_INFO_ENABLE), \ .event_spec = mma9553_activity_events, \ .num_event_specs = ARRAY_SIZE(mma9553_activity_events), \ .ext_info = mma9553_ext_info, \ diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c index 58d1d13d552a..211b13271c61 100644 --- a/drivers/iio/accel/st_accel_core.c +++ b/drivers/iio/accel/st_accel_core.c @@ -546,6 +546,7 @@ int st_accel_common_probe(struct iio_dev *indio_dev) indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &accel_info; + mutex_init(&adata->tb.buf_lock); st_sensors_power_enable(indio_dev); diff --git a/drivers/iio/adc/axp288_adc.c b/drivers/iio/adc/axp288_adc.c index 08bcfb061ca5..56008a86b78f 100644 --- a/drivers/iio/adc/axp288_adc.c +++ b/drivers/iio/adc/axp288_adc.c @@ -53,39 +53,42 @@ static const struct iio_chan_spec const axp288_adc_channels[] = { .channel = 0, .address = AXP288_TS_ADC_H, .datasheet_name = "TS_PIN", + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), }, { .indexed = 1, .type = IIO_TEMP, .channel = 1, .address = AXP288_PMIC_ADC_H, .datasheet_name = "PMIC_TEMP", + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), }, { .indexed = 1, .type = IIO_TEMP, .channel = 2, .address = AXP288_GP_ADC_H, .datasheet_name = "GPADC", + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), }, { .indexed = 1, .type = IIO_CURRENT, .channel = 3, .address = AXP20X_BATT_CHRG_I_H, .datasheet_name = "BATT_CHG_I", - .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), }, { .indexed = 1, .type = IIO_CURRENT, .channel = 4, .address = AXP20X_BATT_DISCHRG_I_H, .datasheet_name = "BATT_DISCHRG_I", - .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), }, { .indexed = 1, .type = IIO_VOLTAGE, .channel = 5, .address = AXP20X_BATT_V_H, .datasheet_name = "BATT_V", - .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), }, }; @@ -151,9 +154,6 @@ static int axp288_adc_read_raw(struct iio_dev *indio_dev, chan->address)) dev_err(&indio_dev->dev, "TS pin restore\n"); break; - case IIO_CHAN_INFO_PROCESSED: - ret = axp288_adc_read_channel(val, chan->address, info->regmap); - break; default: ret = -EINVAL; } diff --git a/drivers/iio/adc/cc10001_adc.c b/drivers/iio/adc/cc10001_adc.c index 51e2a83c9404..115f6e99a7fa 100644 --- a/drivers/iio/adc/cc10001_adc.c +++ b/drivers/iio/adc/cc10001_adc.c @@ -35,8 +35,9 @@ #define CC10001_ADC_EOC_SET BIT(0) #define CC10001_ADC_CHSEL_SAMPLED 0x0c -#define CC10001_ADC_POWER_UP 0x10 -#define CC10001_ADC_POWER_UP_SET BIT(0) +#define CC10001_ADC_POWER_DOWN 0x10 +#define CC10001_ADC_POWER_DOWN_SET BIT(0) + #define CC10001_ADC_DEBUG 0x14 #define CC10001_ADC_DATA_COUNT 0x20 @@ -62,7 +63,6 @@ struct cc10001_adc_device { u16 *buf; struct mutex lock; - unsigned long channel_map; unsigned int start_delay_ns; unsigned int eoc_delay_ns; }; @@ -79,6 +79,18 @@ static inline u32 cc10001_adc_read_reg(struct cc10001_adc_device *adc_dev, return readl(adc_dev->reg_base + reg); } +static void cc10001_adc_power_up(struct cc10001_adc_device *adc_dev) +{ + cc10001_adc_write_reg(adc_dev, CC10001_ADC_POWER_DOWN, 0); + ndelay(adc_dev->start_delay_ns); +} + +static void cc10001_adc_power_down(struct cc10001_adc_device *adc_dev) +{ + cc10001_adc_write_reg(adc_dev, CC10001_ADC_POWER_DOWN, + CC10001_ADC_POWER_DOWN_SET); +} + static void cc10001_adc_start(struct cc10001_adc_device *adc_dev, unsigned int channel) { @@ -88,6 +100,7 @@ static void cc10001_adc_start(struct cc10001_adc_device *adc_dev, val = (channel & CC10001_ADC_CH_MASK) | CC10001_ADC_MODE_SINGLE_CONV; cc10001_adc_write_reg(adc_dev, CC10001_ADC_CONFIG, val); + udelay(1); val = cc10001_adc_read_reg(adc_dev, CC10001_ADC_CONFIG); val = val | CC10001_ADC_START_CONV; cc10001_adc_write_reg(adc_dev, CC10001_ADC_CONFIG, val); @@ -129,6 +142,7 @@ static irqreturn_t cc10001_adc_trigger_h(int irq, void *p) struct iio_dev *indio_dev; unsigned int delay_ns; unsigned int channel; + unsigned int scan_idx; bool sample_invalid; u16 *data; int i; @@ -139,20 +153,17 @@ static irqreturn_t cc10001_adc_trigger_h(int irq, void *p) mutex_lock(&adc_dev->lock); - cc10001_adc_write_reg(adc_dev, CC10001_ADC_POWER_UP, - CC10001_ADC_POWER_UP_SET); - - /* Wait for 8 (6+2) clock cycles before activating START */ - ndelay(adc_dev->start_delay_ns); + cc10001_adc_power_up(adc_dev); /* Calculate delay step for eoc and sampled data */ delay_ns = adc_dev->eoc_delay_ns / CC10001_MAX_POLL_COUNT; i = 0; sample_invalid = false; - for_each_set_bit(channel, indio_dev->active_scan_mask, + for_each_set_bit(scan_idx, indio_dev->active_scan_mask, indio_dev->masklength) { + channel = indio_dev->channels[scan_idx].channel; cc10001_adc_start(adc_dev, channel); data[i] = cc10001_adc_poll_done(indio_dev, channel, delay_ns); @@ -166,7 +177,7 @@ static irqreturn_t cc10001_adc_trigger_h(int irq, void *p) } done: - cc10001_adc_write_reg(adc_dev, CC10001_ADC_POWER_UP, 0); + cc10001_adc_power_down(adc_dev); mutex_unlock(&adc_dev->lock); @@ -185,11 +196,7 @@ static u16 cc10001_adc_read_raw_voltage(struct iio_dev *indio_dev, unsigned int delay_ns; u16 val; - cc10001_adc_write_reg(adc_dev, CC10001_ADC_POWER_UP, - CC10001_ADC_POWER_UP_SET); - - /* Wait for 8 (6+2) clock cycles before activating START */ - ndelay(adc_dev->start_delay_ns); + cc10001_adc_power_up(adc_dev); /* Calculate delay step for eoc and sampled data */ delay_ns = adc_dev->eoc_delay_ns / CC10001_MAX_POLL_COUNT; @@ -198,7 +205,7 @@ static u16 cc10001_adc_read_raw_voltage(struct iio_dev *indio_dev, val = cc10001_adc_poll_done(indio_dev, chan->channel, delay_ns); - cc10001_adc_write_reg(adc_dev, CC10001_ADC_POWER_UP, 0); + cc10001_adc_power_down(adc_dev); return val; } @@ -224,7 +231,7 @@ static int cc10001_adc_read_raw(struct iio_dev *indio_dev, case IIO_CHAN_INFO_SCALE: ret = regulator_get_voltage(adc_dev->reg); - if (ret) + if (ret < 0) return ret; *val = ret / 1000; @@ -255,22 +262,22 @@ static const struct iio_info cc10001_adc_info = { .update_scan_mode = &cc10001_update_scan_mode, }; -static int cc10001_adc_channel_init(struct iio_dev *indio_dev) +static int cc10001_adc_channel_init(struct iio_dev *indio_dev, + unsigned long channel_map) { - struct cc10001_adc_device *adc_dev = iio_priv(indio_dev); struct iio_chan_spec *chan_array, *timestamp; unsigned int bit, idx = 0; - indio_dev->num_channels = bitmap_weight(&adc_dev->channel_map, - CC10001_ADC_NUM_CHANNELS); + indio_dev->num_channels = bitmap_weight(&channel_map, + CC10001_ADC_NUM_CHANNELS) + 1; - chan_array = devm_kcalloc(&indio_dev->dev, indio_dev->num_channels + 1, + chan_array = devm_kcalloc(&indio_dev->dev, indio_dev->num_channels, sizeof(struct iio_chan_spec), GFP_KERNEL); if (!chan_array) return -ENOMEM; - for_each_set_bit(bit, &adc_dev->channel_map, CC10001_ADC_NUM_CHANNELS) { + for_each_set_bit(bit, &channel_map, CC10001_ADC_NUM_CHANNELS) { struct iio_chan_spec *chan = &chan_array[idx]; chan->type = IIO_VOLTAGE; @@ -305,6 +312,7 @@ static int cc10001_adc_probe(struct platform_device *pdev) unsigned long adc_clk_rate; struct resource *res; struct iio_dev *indio_dev; + unsigned long channel_map; int ret; indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*adc_dev)); @@ -313,9 +321,9 @@ static int cc10001_adc_probe(struct platform_device *pdev) adc_dev = iio_priv(indio_dev); - adc_dev->channel_map = GENMASK(CC10001_ADC_NUM_CHANNELS - 1, 0); + channel_map = GENMASK(CC10001_ADC_NUM_CHANNELS - 1, 0); if (!of_property_read_u32(node, "adc-reserved-channels", &ret)) - adc_dev->channel_map &= ~ret; + channel_map &= ~ret; adc_dev->reg = devm_regulator_get(&pdev->dev, "vref"); if (IS_ERR(adc_dev->reg)) @@ -361,7 +369,7 @@ static int cc10001_adc_probe(struct platform_device *pdev) adc_dev->start_delay_ns = adc_dev->eoc_delay_ns * CC10001_WAIT_CYCLES; /* Setup the ADC channels available on the device */ - ret = cc10001_adc_channel_init(indio_dev); + ret = cc10001_adc_channel_init(indio_dev, channel_map); if (ret < 0) goto err_disable_clk; diff --git a/drivers/iio/adc/mcp320x.c b/drivers/iio/adc/mcp320x.c index efbfd12a4bfd..8d9c9b9215dd 100644 --- a/drivers/iio/adc/mcp320x.c +++ b/drivers/iio/adc/mcp320x.c @@ -60,12 +60,12 @@ struct mcp320x { struct spi_message msg; struct spi_transfer transfer[2]; - u8 tx_buf; - u8 rx_buf[2]; - struct regulator *reg; struct mutex lock; const struct mcp320x_chip_info *chip_info; + + u8 tx_buf ____cacheline_aligned; + u8 rx_buf[2]; }; static int mcp320x_channel_to_tx_data(int device_index, diff --git a/drivers/iio/adc/qcom-spmi-vadc.c b/drivers/iio/adc/qcom-spmi-vadc.c index 3211729bcb0b..0c4618b4d515 100644 --- a/drivers/iio/adc/qcom-spmi-vadc.c +++ b/drivers/iio/adc/qcom-spmi-vadc.c @@ -18,6 +18,7 @@ #include <linux/iio/iio.h> #include <linux/interrupt.h> #include <linux/kernel.h> +#include <linux/math64.h> #include <linux/module.h> #include <linux/of.h> #include <linux/platform_device.h> @@ -471,11 +472,11 @@ static s32 vadc_calibrate(struct vadc_priv *vadc, const struct vadc_channel_prop *prop, u16 adc_code) { const struct vadc_prescale_ratio *prescale; - s32 voltage; + s64 voltage; voltage = adc_code - vadc->graph[prop->calibration].gnd; voltage *= vadc->graph[prop->calibration].dx; - voltage = voltage / vadc->graph[prop->calibration].dy; + voltage = div64_s64(voltage, vadc->graph[prop->calibration].dy); if (prop->calibration == VADC_CALIB_ABSOLUTE) voltage += vadc->graph[prop->calibration].dx; @@ -487,7 +488,7 @@ static s32 vadc_calibrate(struct vadc_priv *vadc, voltage = voltage * prescale->den; - return voltage / prescale->num; + return div64_s64(voltage, prescale->num); } static int vadc_decimation_from_dt(u32 value) diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c index a221f7329b79..ce93bd8e3f68 100644 --- a/drivers/iio/adc/xilinx-xadc-core.c +++ b/drivers/iio/adc/xilinx-xadc-core.c @@ -856,6 +856,7 @@ static int xadc_read_raw(struct iio_dev *indio_dev, switch (chan->address) { case XADC_REG_VCCINT: case XADC_REG_VCCAUX: + case XADC_REG_VREFP: case XADC_REG_VCCBRAM: case XADC_REG_VCCPINT: case XADC_REG_VCCPAUX: @@ -996,7 +997,7 @@ static const struct iio_event_spec xadc_voltage_events[] = { .num_event_specs = (_alarm) ? ARRAY_SIZE(xadc_voltage_events) : 0, \ .scan_index = (_scan_index), \ .scan_type = { \ - .sign = 'u', \ + .sign = ((_addr) == XADC_REG_VREFN) ? 's' : 'u', \ .realbits = 12, \ .storagebits = 16, \ .shift = 4, \ @@ -1008,7 +1009,7 @@ static const struct iio_event_spec xadc_voltage_events[] = { static const struct iio_chan_spec xadc_channels[] = { XADC_CHAN_TEMP(0, 8, XADC_REG_TEMP), XADC_CHAN_VOLTAGE(0, 9, XADC_REG_VCCINT, "vccint", true), - XADC_CHAN_VOLTAGE(1, 10, XADC_REG_VCCINT, "vccaux", true), + XADC_CHAN_VOLTAGE(1, 10, XADC_REG_VCCAUX, "vccaux", true), XADC_CHAN_VOLTAGE(2, 14, XADC_REG_VCCBRAM, "vccbram", true), XADC_CHAN_VOLTAGE(3, 5, XADC_REG_VCCPINT, "vccpint", true), XADC_CHAN_VOLTAGE(4, 6, XADC_REG_VCCPAUX, "vccpaux", true), diff --git a/drivers/iio/adc/xilinx-xadc.h b/drivers/iio/adc/xilinx-xadc.h index c7487e8d7f80..54adc5087210 100644 --- a/drivers/iio/adc/xilinx-xadc.h +++ b/drivers/iio/adc/xilinx-xadc.h @@ -145,9 +145,9 @@ static inline int xadc_write_adc_reg(struct xadc *xadc, unsigned int reg, #define XADC_REG_MAX_VCCPINT 0x28 #define XADC_REG_MAX_VCCPAUX 0x29 #define XADC_REG_MAX_VCCO_DDR 0x2a -#define XADC_REG_MIN_VCCPINT 0x2b -#define XADC_REG_MIN_VCCPAUX 0x2c -#define XADC_REG_MIN_VCCO_DDR 0x2d +#define XADC_REG_MIN_VCCPINT 0x2c +#define XADC_REG_MIN_VCCPAUX 0x2d +#define XADC_REG_MIN_VCCO_DDR 0x2e #define XADC_REG_CONF0 0x40 #define XADC_REG_CONF1 0x41 diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index edd13d2b4121..8dd0477e201c 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -304,8 +304,6 @@ int st_sensors_init_sensor(struct iio_dev *indio_dev, struct st_sensors_platform_data *of_pdata; int err = 0; - mutex_init(&sdata->tb.buf_lock); - /* If OF/DT pdata exists, it will take precedence of anything else */ of_pdata = st_sensors_of_probe(indio_dev->dev.parent, pdata); if (of_pdata) diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c index 21395f26d227..ffe96642b6d0 100644 --- a/drivers/iio/gyro/st_gyro_core.c +++ b/drivers/iio/gyro/st_gyro_core.c @@ -400,6 +400,7 @@ int st_gyro_common_probe(struct iio_dev *indio_dev) indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &gyro_info; + mutex_init(&gdata->tb.buf_lock); st_sensors_power_enable(indio_dev); diff --git a/drivers/iio/kfifo_buf.c b/drivers/iio/kfifo_buf.c index 847ca561afe0..55c267bbfd2f 100644 --- a/drivers/iio/kfifo_buf.c +++ b/drivers/iio/kfifo_buf.c @@ -38,7 +38,8 @@ static int iio_request_update_kfifo(struct iio_buffer *r) kfifo_free(&buf->kf); ret = __iio_allocate_kfifo(buf, buf->buffer.bytes_per_datum, buf->buffer.length); - buf->update_needed = false; + if (ret >= 0) + buf->update_needed = false; } else { kfifo_reset_out(&buf->kf); } diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c index 91ecc46ffeaa..ef60bae738e3 100644 --- a/drivers/iio/light/hid-sensor-prox.c +++ b/drivers/iio/light/hid-sensor-prox.c @@ -43,8 +43,6 @@ struct prox_state { static const struct iio_chan_spec prox_channels[] = { { .type = IIO_PROXIMITY, - .modified = 1, - .channel2 = IIO_NO_MOD, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_OFFSET) | BIT(IIO_CHAN_INFO_SCALE) | @@ -253,7 +251,6 @@ static int hid_prox_probe(struct platform_device *pdev) struct iio_dev *indio_dev; struct prox_state *prox_state; struct hid_sensor_hub_device *hsdev = pdev->dev.platform_data; - struct iio_chan_spec *channels; indio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(struct prox_state)); @@ -272,20 +269,21 @@ static int hid_prox_probe(struct platform_device *pdev) return ret; } - channels = kmemdup(prox_channels, sizeof(prox_channels), GFP_KERNEL); - if (!channels) { + indio_dev->channels = kmemdup(prox_channels, sizeof(prox_channels), + GFP_KERNEL); + if (!indio_dev->channels) { dev_err(&pdev->dev, "failed to duplicate channels\n"); return -ENOMEM; } - ret = prox_parse_report(pdev, hsdev, channels, + ret = prox_parse_report(pdev, hsdev, + (struct iio_chan_spec *)indio_dev->channels, HID_USAGE_SENSOR_PROX, prox_state); if (ret) { dev_err(&pdev->dev, "failed to setup attributes\n"); goto error_free_dev_mem; } - indio_dev->channels = channels; indio_dev->num_channels = ARRAY_SIZE(prox_channels); indio_dev->dev.parent = &pdev->dev; diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c index 8ade473f99fe..2e56f812a644 100644 --- a/drivers/iio/magnetometer/st_magn_core.c +++ b/drivers/iio/magnetometer/st_magn_core.c @@ -369,6 +369,7 @@ int st_magn_common_probe(struct iio_dev *indio_dev) indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &magn_info; + mutex_init(&mdata->tb.buf_lock); st_sensors_power_enable(indio_dev); diff --git a/drivers/iio/pressure/bmp280.c b/drivers/iio/pressure/bmp280.c index 7c623e2bd633..a2602d8dd6d5 100644 --- a/drivers/iio/pressure/bmp280.c +++ b/drivers/iio/pressure/bmp280.c @@ -172,6 +172,7 @@ static s32 bmp280_compensate_temp(struct bmp280_data *data, var2 = (((((adc_temp >> 4) - ((s32)le16_to_cpu(buf[T1]))) * ((adc_temp >> 4) - ((s32)le16_to_cpu(buf[T1])))) >> 12) * ((s32)(s16)le16_to_cpu(buf[T3]))) >> 14; + data->t_fine = var1 + var2; return (data->t_fine * 5 + 128) >> 8; } diff --git a/drivers/iio/pressure/hid-sensor-press.c b/drivers/iio/pressure/hid-sensor-press.c index 7bb8d4c1f7df..3cf0bd67d24c 100644 --- a/drivers/iio/pressure/hid-sensor-press.c +++ b/drivers/iio/pressure/hid-sensor-press.c @@ -47,8 +47,6 @@ struct press_state { static const struct iio_chan_spec press_channels[] = { { .type = IIO_PRESSURE, - .modified = 1, - .channel2 = IIO_NO_MOD, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_OFFSET) | BIT(IIO_CHAN_INFO_SCALE) | diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c index 97baf40d424b..e881fa6291e9 100644 --- a/drivers/iio/pressure/st_pressure_core.c +++ b/drivers/iio/pressure/st_pressure_core.c @@ -417,6 +417,7 @@ int st_press_common_probe(struct iio_dev *indio_dev) indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &press_info; + mutex_init(&press_data->tb.buf_lock); st_sensors_power_enable(indio_dev); diff --git a/drivers/infiniband/core/iwpm_msg.c b/drivers/infiniband/core/iwpm_msg.c index ab081702566f..e6ffa2e66c1a 100644 --- a/drivers/infiniband/core/iwpm_msg.c +++ b/drivers/infiniband/core/iwpm_msg.c @@ -33,7 +33,7 @@ #include "iwpm_util.h" -static const char iwpm_ulib_name[] = "iWarpPortMapperUser"; +static const char iwpm_ulib_name[IWPM_ULIBNAME_SIZE] = "iWarpPortMapperUser"; static int iwpm_ulib_version = 3; static int iwpm_user_pid = IWPM_PID_UNDEFINED; static atomic_t echo_nlmsg_seq; diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index bb95a6c0477b..3ad8dc798f52 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -583,18 +583,18 @@ static void c4iw_record_pm_msg(struct c4iw_ep *ep, sizeof(ep->com.mapped_remote_addr)); } -static int get_remote_addr(struct c4iw_ep *ep) +static int get_remote_addr(struct c4iw_ep *parent_ep, struct c4iw_ep *child_ep) { int ret; - print_addr(&ep->com, __func__, "get_remote_addr"); + print_addr(&parent_ep->com, __func__, "get_remote_addr parent_ep "); + print_addr(&child_ep->com, __func__, "get_remote_addr child_ep "); - ret = iwpm_get_remote_info(&ep->com.mapped_local_addr, - &ep->com.mapped_remote_addr, - &ep->com.remote_addr, RDMA_NL_C4IW); + ret = iwpm_get_remote_info(&parent_ep->com.mapped_local_addr, + &child_ep->com.mapped_remote_addr, + &child_ep->com.remote_addr, RDMA_NL_C4IW); if (ret) - pr_info(MOD "Unable to find remote peer addr info - err %d\n", - ret); + PDBG("Unable to find remote peer addr info - err %d\n", ret); return ret; } @@ -2420,7 +2420,7 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb) } memcpy(&child_ep->com.remote_addr, &child_ep->com.mapped_remote_addr, sizeof(child_ep->com.remote_addr)); - get_remote_addr(child_ep); + get_remote_addr(parent_ep, child_ep); c4iw_get_ep(&parent_ep->com); child_ep->parent_ep = parent_ep; diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c index cf54d6922dc4..7e895d714b19 100644 --- a/drivers/infiniband/hw/cxgb4/device.c +++ b/drivers/infiniband/hw/cxgb4/device.c @@ -1386,7 +1386,7 @@ static void recover_lost_dbs(struct uld_ctx *ctx, struct qp_list *qp_list) t4_sq_host_wq_pidx(&qp->wq), t4_sq_wq_size(&qp->wq)); if (ret) { - pr_err(KERN_ERR MOD "%s: Fatal error - " + pr_err(MOD "%s: Fatal error - " "DB overflow recovery failed - " "error syncing SQ qid %u\n", pci_name(ctx->lldi.pdev), qp->wq.sq.qid); @@ -1402,7 +1402,7 @@ static void recover_lost_dbs(struct uld_ctx *ctx, struct qp_list *qp_list) t4_rq_wq_size(&qp->wq)); if (ret) { - pr_err(KERN_ERR MOD "%s: Fatal error - " + pr_err(MOD "%s: Fatal error - " "DB overflow recovery failed - " "error syncing RQ qid %u\n", pci_name(ctx->lldi.pdev), qp->wq.rq.qid); diff --git a/drivers/infiniband/hw/ehca/ehca_mcast.c b/drivers/infiniband/hw/ehca/ehca_mcast.c index 120aedf9f989..cec181532924 100644 --- a/drivers/infiniband/hw/ehca/ehca_mcast.c +++ b/drivers/infiniband/hw/ehca/ehca_mcast.c @@ -77,7 +77,7 @@ int ehca_attach_mcast(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) return -EINVAL; } - memcpy(&my_gid.raw, gid->raw, sizeof(union ib_gid)); + memcpy(&my_gid, gid->raw, sizeof(union ib_gid)); subnet_prefix = be64_to_cpu(my_gid.global.subnet_prefix); interface_id = be64_to_cpu(my_gid.global.interface_id); @@ -114,7 +114,7 @@ int ehca_detach_mcast(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) return -EINVAL; } - memcpy(&my_gid.raw, gid->raw, sizeof(union ib_gid)); + memcpy(&my_gid, gid->raw, sizeof(union ib_gid)); subnet_prefix = be64_to_cpu(my_gid.global.subnet_prefix); interface_id = be64_to_cpu(my_gid.global.interface_id); diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 57070c529dfb..cc64400d41ac 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -1569,8 +1569,7 @@ static void reset_gids_task(struct work_struct *work) MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); if (err) - pr_warn(KERN_WARNING - "set port %d command failed\n", gw->port); + pr_warn("set port %d command failed\n", gw->port); } mlx4_free_cmd_mailbox(dev, mailbox); diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 4d7024b899cb..d35f62d4f4c5 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -1392,7 +1392,7 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, const struct ib_ah_attr *ah, if (ah->ah_flags & IB_AH_GRH) { if (ah->grh.sgid_index >= gen->port[port - 1].gid_table_len) { - pr_err(KERN_ERR "sgid_index (%u) too large. max is %d\n", + pr_err("sgid_index (%u) too large. max is %d\n", ah->grh.sgid_index, gen->port[port - 1].gid_table_len); return -EINVAL; } diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h index ba5173e24973..7df16f74bb45 100644 --- a/drivers/infiniband/hw/qib/qib.h +++ b/drivers/infiniband/hw/qib/qib.h @@ -903,7 +903,7 @@ struct qib_devdata { /* PCI Device ID (here for NodeInfo) */ u16 deviceid; /* for write combining settings */ - unsigned long wc_cookie; + int wc_cookie; unsigned long wc_base; unsigned long wc_len; diff --git a/drivers/infiniband/hw/qib/qib_wc_x86_64.c b/drivers/infiniband/hw/qib/qib_wc_x86_64.c index 6d61ef98721c..edd0ddbd4481 100644 --- a/drivers/infiniband/hw/qib/qib_wc_x86_64.c +++ b/drivers/infiniband/hw/qib/qib_wc_x86_64.c @@ -118,7 +118,8 @@ int qib_enable_wc(struct qib_devdata *dd) if (!ret) { dd->wc_cookie = arch_phys_wc_add(pioaddr, piolen); if (dd->wc_cookie < 0) - ret = -EINVAL; + /* use error from routine */ + ret = dd->wc_cookie; } return ret; diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c index a1cbba9056fd..3465faf1809e 100644 --- a/drivers/iommu/amd_iommu_v2.c +++ b/drivers/iommu/amd_iommu_v2.c @@ -266,6 +266,7 @@ static void put_pasid_state(struct pasid_state *pasid_state) static void put_pasid_state_wait(struct pasid_state *pasid_state) { + atomic_dec(&pasid_state->count); wait_event(pasid_state->wq, !atomic_read(&pasid_state->count)); free_pasid_state(pasid_state); } diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 9f7e1d34a32b..66a803b9dd3a 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -224,14 +224,7 @@ #define RESUME_TERMINATE (1 << 0) #define TTBCR2_SEP_SHIFT 15 -#define TTBCR2_SEP_MASK 0x7 - -#define TTBCR2_ADDR_32 0 -#define TTBCR2_ADDR_36 1 -#define TTBCR2_ADDR_40 2 -#define TTBCR2_ADDR_42 3 -#define TTBCR2_ADDR_44 4 -#define TTBCR2_ADDR_48 5 +#define TTBCR2_SEP_UPSTREAM (0x7 << TTBCR2_SEP_SHIFT) #define TTBRn_HI_ASID_SHIFT 16 @@ -793,26 +786,7 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain, writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBCR); if (smmu->version > ARM_SMMU_V1) { reg = pgtbl_cfg->arm_lpae_s1_cfg.tcr >> 32; - switch (smmu->va_size) { - case 32: - reg |= (TTBCR2_ADDR_32 << TTBCR2_SEP_SHIFT); - break; - case 36: - reg |= (TTBCR2_ADDR_36 << TTBCR2_SEP_SHIFT); - break; - case 40: - reg |= (TTBCR2_ADDR_40 << TTBCR2_SEP_SHIFT); - break; - case 42: - reg |= (TTBCR2_ADDR_42 << TTBCR2_SEP_SHIFT); - break; - case 44: - reg |= (TTBCR2_ADDR_44 << TTBCR2_SEP_SHIFT); - break; - case 48: - reg |= (TTBCR2_ADDR_48 << TTBCR2_SEP_SHIFT); - break; - } + reg |= TTBCR2_SEP_UPSTREAM; writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBCR2); } } else { diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c index 4015560bf486..cab214544237 100644 --- a/drivers/iommu/rockchip-iommu.c +++ b/drivers/iommu/rockchip-iommu.c @@ -1004,20 +1004,18 @@ static int rk_iommu_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_OF static const struct of_device_id rk_iommu_dt_ids[] = { { .compatible = "rockchip,iommu" }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, rk_iommu_dt_ids); -#endif static struct platform_driver rk_iommu_driver = { .probe = rk_iommu_probe, .remove = rk_iommu_remove, .driver = { .name = "rk_iommu", - .of_match_table = of_match_ptr(rk_iommu_dt_ids), + .of_match_table = rk_iommu_dt_ids, }, }; diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 7b315e385ba3..01999d74bd3a 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -82,19 +82,6 @@ static DEFINE_RAW_SPINLOCK(irq_controller_lock); #define NR_GIC_CPU_IF 8 static u8 gic_cpu_map[NR_GIC_CPU_IF] __read_mostly; -/* - * Supported arch specific GIC irq extension. - * Default make them NULL. - */ -struct irq_chip gic_arch_extn = { - .irq_eoi = NULL, - .irq_mask = NULL, - .irq_unmask = NULL, - .irq_retrigger = NULL, - .irq_set_type = NULL, - .irq_set_wake = NULL, -}; - #ifndef MAX_GIC_NR #define MAX_GIC_NR 1 #endif @@ -167,34 +154,16 @@ static int gic_peek_irq(struct irq_data *d, u32 offset) static void gic_mask_irq(struct irq_data *d) { - unsigned long flags; - - raw_spin_lock_irqsave(&irq_controller_lock, flags); gic_poke_irq(d, GIC_DIST_ENABLE_CLEAR); - if (gic_arch_extn.irq_mask) - gic_arch_extn.irq_mask(d); - raw_spin_unlock_irqrestore(&irq_controller_lock, flags); } static void gic_unmask_irq(struct irq_data *d) { - unsigned long flags; - - raw_spin_lock_irqsave(&irq_controller_lock, flags); - if (gic_arch_extn.irq_unmask) - gic_arch_extn.irq_unmask(d); gic_poke_irq(d, GIC_DIST_ENABLE_SET); - raw_spin_unlock_irqrestore(&irq_controller_lock, flags); } static void gic_eoi_irq(struct irq_data *d) { - if (gic_arch_extn.irq_eoi) { - raw_spin_lock(&irq_controller_lock); - gic_arch_extn.irq_eoi(d); - raw_spin_unlock(&irq_controller_lock); - } - writel_relaxed(gic_irq(d), gic_cpu_base(d) + GIC_CPU_EOI); } @@ -251,8 +220,6 @@ static int gic_set_type(struct irq_data *d, unsigned int type) { void __iomem *base = gic_dist_base(d); unsigned int gicirq = gic_irq(d); - unsigned long flags; - int ret; /* Interrupt configuration for SGIs can't be changed */ if (gicirq < 16) @@ -263,25 +230,7 @@ static int gic_set_type(struct irq_data *d, unsigned int type) type != IRQ_TYPE_EDGE_RISING) return -EINVAL; - raw_spin_lock_irqsave(&irq_controller_lock, flags); - - if (gic_arch_extn.irq_set_type) - gic_arch_extn.irq_set_type(d, type); - - ret = gic_configure_irq(gicirq, type, base, NULL); - - raw_spin_unlock_irqrestore(&irq_controller_lock, flags); - - return ret; -} - -static int gic_retrigger(struct irq_data *d) -{ - if (gic_arch_extn.irq_retrigger) - return gic_arch_extn.irq_retrigger(d); - - /* the genirq layer expects 0 if we can't retrigger in hardware */ - return 0; + return gic_configure_irq(gicirq, type, base, NULL); } #ifdef CONFIG_SMP @@ -312,21 +261,6 @@ static int gic_set_affinity(struct irq_data *d, const struct cpumask *mask_val, } #endif -#ifdef CONFIG_PM -static int gic_set_wake(struct irq_data *d, unsigned int on) -{ - int ret = -ENXIO; - - if (gic_arch_extn.irq_set_wake) - ret = gic_arch_extn.irq_set_wake(d, on); - - return ret; -} - -#else -#define gic_set_wake NULL -#endif - static void __exception_irq_entry gic_handle_irq(struct pt_regs *regs) { u32 irqstat, irqnr; @@ -385,11 +319,9 @@ static struct irq_chip gic_chip = { .irq_unmask = gic_unmask_irq, .irq_eoi = gic_eoi_irq, .irq_set_type = gic_set_type, - .irq_retrigger = gic_retrigger, #ifdef CONFIG_SMP .irq_set_affinity = gic_set_affinity, #endif - .irq_set_wake = gic_set_wake, .irq_get_irqchip_state = gic_irq_get_irqchip_state, .irq_set_irqchip_state = gic_irq_set_irqchip_state, }; @@ -1055,7 +987,6 @@ void __init gic_init_bases(unsigned int gic_nr, int irq_start, set_handle_irq(gic_handle_irq); } - gic_chip.flags |= gic_arch_extn.flags; gic_dist_init(gic); gic_cpu_init(gic); gic_pm_init(gic); diff --git a/drivers/irqchip/irq-tegra.c b/drivers/irqchip/irq-tegra.c index 51c485d9a877..f67bbd80433e 100644 --- a/drivers/irqchip/irq-tegra.c +++ b/drivers/irqchip/irq-tegra.c @@ -264,7 +264,7 @@ static int tegra_ictlr_domain_alloc(struct irq_domain *domain, irq_domain_set_hwirq_and_chip(domain, virq + i, hwirq + i, &tegra_ictlr_chip, - &info->base[ictlr]); + info->base[ictlr]); } parent_args = *args; diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 9eeea196328a..5503e43e5f28 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -925,10 +925,11 @@ static int crypt_convert(struct crypt_config *cc, switch (r) { /* async */ - case -EINPROGRESS: case -EBUSY: wait_for_completion(&ctx->restart); reinit_completion(&ctx->restart); + /* fall through*/ + case -EINPROGRESS: ctx->req = NULL; ctx->cc_sector++; continue; @@ -1345,8 +1346,10 @@ static void kcryptd_async_done(struct crypto_async_request *async_req, struct dm_crypt_io *io = container_of(ctx, struct dm_crypt_io, ctx); struct crypt_config *cc = io->cc; - if (error == -EINPROGRESS) + if (error == -EINPROGRESS) { + complete(&ctx->restart); return; + } if (!error && cc->iv_gen_ops && cc->iv_gen_ops->post) error = cc->iv_gen_ops->post(cc, iv_of_dmreq(cc, dmreq), dmreq); @@ -1357,15 +1360,12 @@ static void kcryptd_async_done(struct crypto_async_request *async_req, crypt_free_req(cc, req_of_dmreq(cc, dmreq), io->base_bio); if (!atomic_dec_and_test(&ctx->cc_pending)) - goto done; + return; if (bio_data_dir(io->base_bio) == READ) kcryptd_crypt_read_done(io); else kcryptd_crypt_write_io_submit(io, 1); -done: - if (!completion_done(&ctx->restart)) - complete(&ctx->restart); } static void kcryptd_crypt(struct work_struct *work) diff --git a/drivers/md/md.c b/drivers/md/md.c index d4f31e195e26..593a02476c78 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -4818,12 +4818,12 @@ static void md_free(struct kobject *ko) if (mddev->sysfs_state) sysfs_put(mddev->sysfs_state); + if (mddev->queue) + blk_cleanup_queue(mddev->queue); if (mddev->gendisk) { del_gendisk(mddev->gendisk); put_disk(mddev->gendisk); } - if (mddev->queue) - blk_cleanup_queue(mddev->queue); kfree(mddev); } diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 2cb59a641cd2..6a68ef5246d4 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -188,8 +188,9 @@ static int create_strip_zones(struct mddev *mddev, struct r0conf **private_conf) } dev[j] = rdev1; - disk_stack_limits(mddev->gendisk, rdev1->bdev, - rdev1->data_offset << 9); + if (mddev->queue) + disk_stack_limits(mddev->gendisk, rdev1->bdev, + rdev1->data_offset << 9); if (rdev1->bdev->bd_disk->queue->merge_bvec_fn) conf->has_merge_bvec = 1; diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 77dfd720aaa0..1ba97fdc6df1 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -1078,9 +1078,6 @@ again: pr_debug("skip op %ld on disc %d for sector %llu\n", bi->bi_rw, i, (unsigned long long)sh->sector); clear_bit(R5_LOCKED, &sh->dev[i].flags); - if (sh->batch_head) - set_bit(STRIPE_BATCH_ERR, - &sh->batch_head->state); set_bit(STRIPE_HANDLE, &sh->state); } @@ -1971,17 +1968,30 @@ static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) put_cpu(); } +static struct stripe_head *alloc_stripe(struct kmem_cache *sc, gfp_t gfp) +{ + struct stripe_head *sh; + + sh = kmem_cache_zalloc(sc, gfp); + if (sh) { + spin_lock_init(&sh->stripe_lock); + spin_lock_init(&sh->batch_lock); + INIT_LIST_HEAD(&sh->batch_list); + INIT_LIST_HEAD(&sh->lru); + atomic_set(&sh->count, 1); + } + return sh; +} static int grow_one_stripe(struct r5conf *conf, gfp_t gfp) { struct stripe_head *sh; - sh = kmem_cache_zalloc(conf->slab_cache, gfp); + + sh = alloc_stripe(conf->slab_cache, gfp); if (!sh) return 0; sh->raid_conf = conf; - spin_lock_init(&sh->stripe_lock); - if (grow_buffers(sh, gfp)) { shrink_buffers(sh); kmem_cache_free(conf->slab_cache, sh); @@ -1990,13 +2000,8 @@ static int grow_one_stripe(struct r5conf *conf, gfp_t gfp) sh->hash_lock_index = conf->max_nr_stripes % NR_STRIPE_HASH_LOCKS; /* we just created an active stripe so... */ - atomic_set(&sh->count, 1); atomic_inc(&conf->active_stripes); - INIT_LIST_HEAD(&sh->lru); - spin_lock_init(&sh->batch_lock); - INIT_LIST_HEAD(&sh->batch_list); - sh->batch_head = NULL; release_stripe(sh); conf->max_nr_stripes++; return 1; @@ -2060,6 +2065,35 @@ static struct flex_array *scribble_alloc(int num, int cnt, gfp_t flags) return ret; } +static int resize_chunks(struct r5conf *conf, int new_disks, int new_sectors) +{ + unsigned long cpu; + int err = 0; + + mddev_suspend(conf->mddev); + get_online_cpus(); + for_each_present_cpu(cpu) { + struct raid5_percpu *percpu; + struct flex_array *scribble; + + percpu = per_cpu_ptr(conf->percpu, cpu); + scribble = scribble_alloc(new_disks, + new_sectors / STRIPE_SECTORS, + GFP_NOIO); + + if (scribble) { + flex_array_free(percpu->scribble); + percpu->scribble = scribble; + } else { + err = -ENOMEM; + break; + } + } + put_online_cpus(); + mddev_resume(conf->mddev); + return err; +} + static int resize_stripes(struct r5conf *conf, int newsize) { /* Make all the stripes able to hold 'newsize' devices. @@ -2088,7 +2122,6 @@ static int resize_stripes(struct r5conf *conf, int newsize) struct stripe_head *osh, *nsh; LIST_HEAD(newstripes); struct disk_info *ndisks; - unsigned long cpu; int err; struct kmem_cache *sc; int i; @@ -2109,13 +2142,11 @@ static int resize_stripes(struct r5conf *conf, int newsize) return -ENOMEM; for (i = conf->max_nr_stripes; i; i--) { - nsh = kmem_cache_zalloc(sc, GFP_KERNEL); + nsh = alloc_stripe(sc, GFP_KERNEL); if (!nsh) break; nsh->raid_conf = conf; - spin_lock_init(&nsh->stripe_lock); - list_add(&nsh->lru, &newstripes); } if (i) { @@ -2142,13 +2173,11 @@ static int resize_stripes(struct r5conf *conf, int newsize) lock_device_hash_lock(conf, hash)); osh = get_free_stripe(conf, hash); unlock_device_hash_lock(conf, hash); - atomic_set(&nsh->count, 1); + for(i=0; i<conf->pool_size; i++) { nsh->dev[i].page = osh->dev[i].page; nsh->dev[i].orig_page = osh->dev[i].page; } - for( ; i<newsize; i++) - nsh->dev[i].page = NULL; nsh->hash_lock_index = hash; kmem_cache_free(conf->slab_cache, osh); cnt++; @@ -2174,25 +2203,6 @@ static int resize_stripes(struct r5conf *conf, int newsize) } else err = -ENOMEM; - get_online_cpus(); - for_each_present_cpu(cpu) { - struct raid5_percpu *percpu; - struct flex_array *scribble; - - percpu = per_cpu_ptr(conf->percpu, cpu); - scribble = scribble_alloc(newsize, conf->chunk_sectors / - STRIPE_SECTORS, GFP_NOIO); - - if (scribble) { - flex_array_free(percpu->scribble); - percpu->scribble = scribble; - } else { - err = -ENOMEM; - break; - } - } - put_online_cpus(); - /* Step 4, return new stripes to service */ while(!list_empty(&newstripes)) { nsh = list_entry(newstripes.next, struct stripe_head, lru); @@ -2212,7 +2222,8 @@ static int resize_stripes(struct r5conf *conf, int newsize) conf->slab_cache = sc; conf->active_name = 1-conf->active_name; - conf->pool_size = newsize; + if (!err) + conf->pool_size = newsize; return err; } @@ -2434,7 +2445,7 @@ static void raid5_end_write_request(struct bio *bi, int error) } rdev_dec_pending(rdev, conf->mddev); - if (sh->batch_head && !uptodate) + if (sh->batch_head && !uptodate && !replacement) set_bit(STRIPE_BATCH_ERR, &sh->batch_head->state); if (!test_and_clear_bit(R5_DOUBLE_LOCKED, &sh->dev[i].flags)) @@ -3278,7 +3289,9 @@ static int need_this_block(struct stripe_head *sh, struct stripe_head_state *s, /* reconstruct-write isn't being forced */ return 0; for (i = 0; i < s->failed; i++) { - if (!test_bit(R5_UPTODATE, &fdev[i]->flags) && + if (s->failed_num[i] != sh->pd_idx && + s->failed_num[i] != sh->qd_idx && + !test_bit(R5_UPTODATE, &fdev[i]->flags) && !test_bit(R5_OVERWRITE, &fdev[i]->flags)) return 1; } @@ -3298,6 +3311,7 @@ static int fetch_block(struct stripe_head *sh, struct stripe_head_state *s, */ BUG_ON(test_bit(R5_Wantcompute, &dev->flags)); BUG_ON(test_bit(R5_Wantread, &dev->flags)); + BUG_ON(sh->batch_head); if ((s->uptodate == disks - 1) && (s->failed && (disk_idx == s->failed_num[0] || disk_idx == s->failed_num[1]))) { @@ -3366,7 +3380,6 @@ static void handle_stripe_fill(struct stripe_head *sh, { int i; - BUG_ON(sh->batch_head); /* look for blocks to read/compute, skip this if a compute * is already in flight, or if the stripe contents are in the * midst of changing due to a write @@ -4198,15 +4211,9 @@ static void check_break_stripe_batch_list(struct stripe_head *sh) return; head_sh = sh; - do { - sh = list_first_entry(&sh->batch_list, - struct stripe_head, batch_list); - BUG_ON(sh == head_sh); - } while (!test_bit(STRIPE_DEGRADED, &sh->state)); - while (sh != head_sh) { - next = list_first_entry(&sh->batch_list, - struct stripe_head, batch_list); + list_for_each_entry_safe(sh, next, &head_sh->batch_list, batch_list) { + list_del_init(&sh->batch_list); set_mask_bits(&sh->state, ~STRIPE_EXPAND_SYNC_FLAG, @@ -4226,8 +4233,6 @@ static void check_break_stripe_batch_list(struct stripe_head *sh) set_bit(STRIPE_HANDLE, &sh->state); release_stripe(sh); - - sh = next; } } @@ -6221,8 +6226,11 @@ static int alloc_scratch_buffer(struct r5conf *conf, struct raid5_percpu *percpu percpu->spare_page = alloc_page(GFP_KERNEL); if (!percpu->scribble) percpu->scribble = scribble_alloc(max(conf->raid_disks, - conf->previous_raid_disks), conf->chunk_sectors / - STRIPE_SECTORS, GFP_KERNEL); + conf->previous_raid_disks), + max(conf->chunk_sectors, + conf->prev_chunk_sectors) + / STRIPE_SECTORS, + GFP_KERNEL); if (!percpu->scribble || (conf->level == 6 && !percpu->spare_page)) { free_scratch_buffer(conf, percpu); @@ -7198,6 +7206,15 @@ static int check_reshape(struct mddev *mddev) if (!check_stripe_cache(mddev)) return -ENOSPC; + if (mddev->new_chunk_sectors > mddev->chunk_sectors || + mddev->delta_disks > 0) + if (resize_chunks(conf, + conf->previous_raid_disks + + max(0, mddev->delta_disks), + max(mddev->new_chunk_sectors, + mddev->chunk_sectors) + ) < 0) + return -ENOMEM; return resize_stripes(conf, (conf->previous_raid_disks + mddev->delta_disks)); } diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 2c25271f8c41..60f7141a6b02 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -1029,6 +1029,18 @@ static inline void mmc_blk_reset_success(struct mmc_blk_data *md, int type) md->reset_done &= ~type; } +int mmc_access_rpmb(struct mmc_queue *mq) +{ + struct mmc_blk_data *md = mq->data; + /* + * If this is a RPMB partition access, return ture + */ + if (md && md->part_type == EXT_CSD_PART_CONFIG_ACC_RPMB) + return true; + + return false; +} + static int mmc_blk_issue_discard_rq(struct mmc_queue *mq, struct request *req) { struct mmc_blk_data *md = mq->data; diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c index 236d194c2883..8efa3684aef8 100644 --- a/drivers/mmc/card/queue.c +++ b/drivers/mmc/card/queue.c @@ -38,7 +38,7 @@ static int mmc_prep_request(struct request_queue *q, struct request *req) return BLKPREP_KILL; } - if (mq && mmc_card_removed(mq->card)) + if (mq && (mmc_card_removed(mq->card) || mmc_access_rpmb(mq))) return BLKPREP_KILL; req->cmd_flags |= REQ_DONTPREP; diff --git a/drivers/mmc/card/queue.h b/drivers/mmc/card/queue.h index 5752d50049a3..99e6521e6169 100644 --- a/drivers/mmc/card/queue.h +++ b/drivers/mmc/card/queue.h @@ -73,4 +73,6 @@ extern void mmc_queue_bounce_post(struct mmc_queue_req *); extern int mmc_packed_init(struct mmc_queue *, struct mmc_card *); extern void mmc_packed_clean(struct mmc_queue *); +extern int mmc_access_rpmb(struct mmc_queue *); + #endif diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index c296bc098fe2..92e7671426eb 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -2651,6 +2651,7 @@ int mmc_pm_notify(struct notifier_block *notify_block, switch (mode) { case PM_HIBERNATION_PREPARE: case PM_SUSPEND_PREPARE: + case PM_RESTORE_PREPARE: spin_lock_irqsave(&host->lock, flags); host->rescan_disable = 1; spin_unlock_irqrestore(&host->lock, flags); diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 38b29265cc7c..5f5adafb253a 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -589,9 +589,11 @@ static int dw_mci_idmac_init(struct dw_mci *host) host->ring_size = PAGE_SIZE / sizeof(struct idmac_desc); /* Forward link the descriptor list */ - for (i = 0, p = host->sg_cpu; i < host->ring_size - 1; i++, p++) + for (i = 0, p = host->sg_cpu; i < host->ring_size - 1; i++, p++) { p->des3 = cpu_to_le32(host->sg_dma + (sizeof(struct idmac_desc) * (i + 1))); + p->des1 = 0; + } /* Set the last descriptor as the end-of-ring descriptor */ p->des3 = cpu_to_le32(host->sg_dma); @@ -1300,7 +1302,8 @@ static int dw_mci_get_cd(struct mmc_host *mmc) int gpio_cd = mmc_gpio_get_cd(mmc); /* Use platform get_cd function, else try onboard card detect */ - if (brd->quirks & DW_MCI_QUIRK_BROKEN_CARD_DETECTION) + if ((brd->quirks & DW_MCI_QUIRK_BROKEN_CARD_DETECTION) || + (mmc->caps & MMC_CAP_NONREMOVABLE)) present = 1; else if (!IS_ERR_VALUE(gpio_cd)) present = gpio_cd; diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index 2b6ef6bd5d5f..7eff087cf515 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -1408,7 +1408,7 @@ static int sh_mmcif_probe(struct platform_device *pdev) host = mmc_priv(mmc); host->mmc = mmc; host->addr = reg; - host->timeout = msecs_to_jiffies(1000); + host->timeout = msecs_to_jiffies(10000); host->ccs_enable = !pd || !pd->ccs_unsupported; host->clk_ctrl2_enable = pd && pd->clk_ctrl2_present; diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c index db2c05b6fe7f..c9eb78f10a0d 100644 --- a/drivers/mtd/ubi/block.c +++ b/drivers/mtd/ubi/block.c @@ -310,6 +310,8 @@ static void ubiblock_do_work(struct work_struct *work) blk_rq_map_sg(req->q, req, pdu->usgl.sg); ret = ubiblock_read(pdu); + rq_flush_dcache_pages(req); + blk_mq_end_request(req, ret); } diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c index 6bddfe062b51..fc55e8e0351d 100644 --- a/drivers/net/can/xilinx_can.c +++ b/drivers/net/can/xilinx_can.c @@ -509,10 +509,11 @@ static int xcan_rx(struct net_device *ndev) cf->can_id |= CAN_RTR_FLAG; } - if (!(id_xcan & XCAN_IDR_SRR_MASK)) { - data[0] = priv->read_reg(priv, XCAN_RXFIFO_DW1_OFFSET); - data[1] = priv->read_reg(priv, XCAN_RXFIFO_DW2_OFFSET); + /* DW1/DW2 must always be read to remove message from RXFIFO */ + data[0] = priv->read_reg(priv, XCAN_RXFIFO_DW1_OFFSET); + data[1] = priv->read_reg(priv, XCAN_RXFIFO_DW2_OFFSET); + if (!(cf->can_id & CAN_RTR_FLAG)) { /* Change Xilinx CAN data format to socketCAN data format */ if (cf->can_dlc > 0) *(__be32 *)(cf->data) = cpu_to_be32(data[0]); diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index af639ab4c55b..cf309aa92802 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -1469,6 +1469,9 @@ static void __exit mv88e6xxx_cleanup(void) #if IS_ENABLED(CONFIG_NET_DSA_MV88E6171) unregister_switch_driver(&mv88e6171_switch_driver); #endif +#if IS_ENABLED(CONFIG_NET_DSA_MV88E6352) + unregister_switch_driver(&mv88e6352_switch_driver); +#endif #if IS_ENABLED(CONFIG_NET_DSA_MV88E6123_61_65) unregister_switch_driver(&mv88e6123_61_65_switch_driver); #endif diff --git a/drivers/net/ethernet/amd/Kconfig b/drivers/net/ethernet/amd/Kconfig index 089c269637b7..426916036151 100644 --- a/drivers/net/ethernet/amd/Kconfig +++ b/drivers/net/ethernet/amd/Kconfig @@ -180,6 +180,7 @@ config SUNLANCE config AMD_XGBE tristate "AMD 10GbE Ethernet driver" depends on (OF_NET || ACPI) && HAS_IOMEM && HAS_DMA + depends on ARM64 || COMPILE_TEST select PHYLIB select AMD_XGBE_PHY select BITREVERSE diff --git a/drivers/net/ethernet/apm/xgene/Kconfig b/drivers/net/ethernet/apm/xgene/Kconfig index f4054d242f3c..19e38afbc5ee 100644 --- a/drivers/net/ethernet/apm/xgene/Kconfig +++ b/drivers/net/ethernet/apm/xgene/Kconfig @@ -1,6 +1,7 @@ config NET_XGENE tristate "APM X-Gene SoC Ethernet Driver" depends on HAS_DMA + depends on ARCH_XGENE || COMPILE_TEST select PHYLIB help This is the Ethernet driver for the on-chip ethernet interface on the diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index a8bb8f664d3d..ec56a9b65dc3 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -4786,6 +4786,11 @@ int bnx2x_change_mtu(struct net_device *dev, int new_mtu) { struct bnx2x *bp = netdev_priv(dev); + if (pci_num_vf(bp->pdev)) { + DP(BNX2X_MSG_IOV, "VFs are enabled, can not change MTU\n"); + return -EPERM; + } + if (bp->recovery_state != BNX2X_RECOVERY_DONE) { BNX2X_ERR("Can't perform change MTU during parity recovery\n"); return -EAGAIN; @@ -4938,11 +4943,6 @@ int bnx2x_resume(struct pci_dev *pdev) } bp = netdev_priv(dev); - if (pci_num_vf(bp->pdev)) { - DP(BNX2X_MSG_IOV, "VFs are enabled, can not change MTU\n"); - return -EPERM; - } - if (bp->recovery_state != BNX2X_RECOVERY_DONE) { BNX2X_ERR("Handling parity error recovery. Try again later\n"); return -EAGAIN; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 556dcc162a62..fd52ce95127e 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -13371,8 +13371,13 @@ static int bnx2x_init_one(struct pci_dev *pdev, /* Management FW 'remembers' living interfaces. Allow it some time * to forget previously living interfaces, allowing a proper re-load. */ - if (is_kdump_kernel()) - msleep(5000); + if (is_kdump_kernel()) { + ktime_t now = ktime_get_boottime(); + ktime_t fw_ready_time = ktime_set(5, 0); + + if (ktime_before(now, fw_ready_time)) + msleep(ktime_ms_delta(fw_ready_time, now)); + } /* An estimated maximum supported CoS number according to the chip * version. diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 4104d49f005d..61aa570aad9a 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -981,7 +981,7 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id) struct macb_queue *queue = dev_id; struct macb *bp = queue->bp; struct net_device *dev = bp->dev; - u32 status; + u32 status, ctrl; status = queue_readl(queue, ISR); @@ -1037,6 +1037,15 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id) * add that if/when we get our hands on a full-blown MII PHY. */ + if (status & MACB_BIT(RXUBR)) { + ctrl = macb_readl(bp, NCR); + macb_writel(bp, NCR, ctrl & ~MACB_BIT(RE)); + macb_writel(bp, NCR, ctrl | MACB_BIT(RE)); + + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + macb_writel(bp, ISR, MACB_BIT(RXUBR)); + } + if (status & MACB_BIT(ISR_ROVR)) { /* We missed at least one packet */ if (macb_is_gem(bp)) diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index 5d9ceb17b4cb..0abc942c966e 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -40,6 +40,7 @@ #include <linux/ptp_classify.h> #include <linux/mii.h> #include <linux/mdio.h> +#include <linux/pm_qos.h> #include "hw.h" struct e1000_info; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index 1b0661e3573b..c754b2027281 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -610,7 +610,7 @@ static bool fm10k_clean_rx_irq(struct fm10k_q_vector *q_vector, unsigned int total_bytes = 0, total_packets = 0; u16 cleaned_count = fm10k_desc_unused(rx_ring); - do { + while (likely(total_packets < budget)) { union fm10k_rx_desc *rx_desc; /* return some buffers to hardware, one at a time is too slow */ @@ -659,7 +659,7 @@ static bool fm10k_clean_rx_irq(struct fm10k_q_vector *q_vector, /* update budget accounting */ total_packets++; - } while (likely(total_packets < budget)); + } /* place incomplete frames back on ring for completion */ rx_ring->skb = skb; diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 8457d0306e3a..a0a9b1fcb5e8 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1036,7 +1036,7 @@ static void igb_reset_q_vector(struct igb_adapter *adapter, int v_idx) adapter->tx_ring[q_vector->tx.ring->queue_index] = NULL; if (q_vector->rx.ring) - adapter->tx_ring[q_vector->rx.ring->queue_index] = NULL; + adapter->rx_ring[q_vector->rx.ring->queue_index] = NULL; netif_napi_del(&q_vector->napi); @@ -1207,6 +1207,8 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter, q_vector = adapter->q_vector[v_idx]; if (!q_vector) q_vector = kzalloc(size, GFP_KERNEL); + else + memset(q_vector, 0, size); if (!q_vector) return -ENOMEM; diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index a16d267fbce4..e71cdde9cb01 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -3612,7 +3612,7 @@ static int ixgbevf_xmit_frame(struct sk_buff *skb, struct net_device *netdev) u8 *dst_mac = skb_header_pointer(skb, 0, 0, NULL); if (!dst_mac || is_link_local_ether_addr(dst_mac)) { - dev_kfree_skb(skb); + dev_kfree_skb_any(skb); return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_port.c b/drivers/net/ethernet/mellanox/mlx4/en_port.c index 54f0e5ab2e55..0a56f010c846 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_port.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_port.c @@ -139,7 +139,7 @@ static unsigned long en_stats_adder(__be64 *start, __be64 *next, int num) int i; int offset = next - start; - for (i = 0; i <= num; i++) { + for (i = 0; i < num; i++) { ret += be64_to_cpu(*curr); curr += offset; } diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index c7f28bf4b8e2..92fce1b98558 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -2845,7 +2845,7 @@ int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave, { int err; int eqn = vhcr->in_modifier; - int res_id = (slave << 8) | eqn; + int res_id = (slave << 10) | eqn; struct mlx4_eq_context *eqc = inbox->buf; int mtt_base = eq_get_mtt_addr(eqc) / dev->caps.mtt_entry_sz; int mtt_size = eq_get_mtt_size(eqc); @@ -3051,7 +3051,7 @@ int mlx4_HW2SW_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_cmd_info *cmd) { int eqn = vhcr->in_modifier; - int res_id = eqn | (slave << 8); + int res_id = eqn | (slave << 10); struct res_eq *eq; int err; @@ -3108,7 +3108,7 @@ int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe) return 0; mutex_lock(&priv->mfunc.master.gen_eqe_mutex[slave]); - res_id = (slave << 8) | event_eq->eqn; + res_id = (slave << 10) | event_eq->eqn; err = get_res(dev, slave, res_id, RES_EQ, &req); if (err) goto unlock; @@ -3131,7 +3131,7 @@ int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe) memcpy(mailbox->buf, (u8 *) eqe, 28); - in_modifier = (slave & 0xff) | ((event_eq->eqn & 0xff) << 16); + in_modifier = (slave & 0xff) | ((event_eq->eqn & 0x3ff) << 16); err = mlx4_cmd(dev, mailbox->dma, in_modifier, 0, MLX4_CMD_GEN_EQE, MLX4_CMD_TIME_CLASS_B, @@ -3157,7 +3157,7 @@ int mlx4_QUERY_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_cmd_info *cmd) { int eqn = vhcr->in_modifier; - int res_id = eqn | (slave << 8); + int res_id = eqn | (slave << 10); struct res_eq *eq; int err; @@ -4714,13 +4714,13 @@ static void rem_slave_eqs(struct mlx4_dev *dev, int slave) break; case RES_EQ_HW: - err = mlx4_cmd(dev, slave, eqn & 0xff, + err = mlx4_cmd(dev, slave, eqn & 0x3ff, 1, MLX4_CMD_HW2SW_EQ, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); if (err) mlx4_dbg(dev, "rem_slave_eqs: failed to move slave %d eqs %d to SW ownership\n", - slave, eqn); + slave, eqn & 0x3ff); atomic_dec(&eq->mtt->ref_count); state = RES_EQ_RESERVED; break; diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c index 8da7c3faf817..7b43a3b4abdc 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c @@ -1764,7 +1764,7 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter) int done = 0; struct nx_host_tx_ring *tx_ring = adapter->tx_ring; - if (!spin_trylock(&adapter->tx_clean_lock)) + if (!spin_trylock_bh(&adapter->tx_clean_lock)) return 1; sw_consumer = tx_ring->sw_consumer; @@ -1819,7 +1819,7 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter) */ hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer)); done = (sw_consumer == hw_consumer); - spin_unlock(&adapter->tx_clean_lock); + spin_unlock_bh(&adapter->tx_clean_lock); return done; } diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index f66641d961e3..6af028d5f9bc 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -912,6 +912,8 @@ qca_spi_probe(struct spi_device *spi_device) qca->spi_dev = spi_device; qca->legacy_mode = legacy_mode; + spi_set_drvdata(spi_device, qcaspi_devs); + mac = of_get_mac_address(spi_device->dev.of_node); if (mac) @@ -944,8 +946,6 @@ qca_spi_probe(struct spi_device *spi_device) return -EFAULT; } - spi_set_drvdata(spi_device, qcaspi_devs); - qcaspi_init_device_debugfs(qca); return 0; diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index c70ab40d8698..3df51faf18ae 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -6884,7 +6884,7 @@ static void r8169_csum_workaround(struct rtl8169_private *tp, rtl8169_start_xmit(nskb, tp->dev); } while (segs); - dev_kfree_skb(skb); + dev_consume_skb_any(skb); } else if (skb->ip_summed == CHECKSUM_PARTIAL) { if (skb_checksum_help(skb) < 0) goto drop; @@ -6896,7 +6896,7 @@ static void r8169_csum_workaround(struct rtl8169_private *tp, drop: stats = &tp->dev->stats; stats->tx_dropped++; - dev_kfree_skb(skb); + dev_kfree_skb_any(skb); } } diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c index 14b363a25c02..630f0b7800e4 100644 --- a/drivers/net/ethernet/smsc/smc91x.c +++ b/drivers/net/ethernet/smsc/smc91x.c @@ -2238,9 +2238,10 @@ static int smc_drv_probe(struct platform_device *pdev) const struct of_device_id *match = NULL; struct smc_local *lp; struct net_device *ndev; - struct resource *res, *ires; + struct resource *res; unsigned int __iomem *addr; unsigned long irq_flags = SMC_IRQ_FLAGS; + unsigned long irq_resflags; int ret; ndev = alloc_etherdev(sizeof(struct smc_local)); @@ -2332,16 +2333,19 @@ static int smc_drv_probe(struct platform_device *pdev) goto out_free_netdev; } - ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!ires) { + ndev->irq = platform_get_irq(pdev, 0); + if (ndev->irq <= 0) { ret = -ENODEV; goto out_release_io; } - - ndev->irq = ires->start; - - if (irq_flags == -1 || ires->flags & IRQF_TRIGGER_MASK) - irq_flags = ires->flags & IRQF_TRIGGER_MASK; + /* + * If this platform does not specify any special irqflags, or if + * the resource supplies a trigger, override the irqflags with + * the trigger flags from the resource. + */ + irq_resflags = irqd_get_trigger_type(irq_get_irq_data(ndev->irq)); + if (irq_flags == -1 || irq_resflags & IRQF_TRIGGER_MASK) + irq_flags = irq_resflags & IRQF_TRIGGER_MASK; ret = smc_request_attrib(pdev, ndev); if (ret) diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 41047c9143d0..959aeeade0c9 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -2418,9 +2418,9 @@ static int smsc911x_drv_probe(struct platform_device *pdev) struct net_device *dev; struct smsc911x_data *pdata; struct smsc911x_platform_config *config = dev_get_platdata(&pdev->dev); - struct resource *res, *irq_res; + struct resource *res; unsigned int intcfg = 0; - int res_size, irq_flags; + int res_size, irq, irq_flags; int retval; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, @@ -2434,8 +2434,8 @@ static int smsc911x_drv_probe(struct platform_device *pdev) } res_size = resource_size(res); - irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!irq_res) { + irq = platform_get_irq(pdev, 0); + if (irq <= 0) { pr_warn("Could not allocate irq resource\n"); retval = -ENODEV; goto out_0; @@ -2455,8 +2455,8 @@ static int smsc911x_drv_probe(struct platform_device *pdev) SET_NETDEV_DEV(dev, &pdev->dev); pdata = netdev_priv(dev); - dev->irq = irq_res->start; - irq_flags = irq_res->flags & IRQF_TRIGGER_MASK; + dev->irq = irq; + irq_flags = irq_get_trigger_type(irq); pdata->ioaddr = ioremap_nocache(res->start, res_size); pdata->dev = dev; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 705bbdf93940..68aec5c460db 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -23,6 +23,7 @@ *******************************************************************************/ #include <linux/platform_device.h> +#include <linux/module.h> #include <linux/io.h> #include <linux/of.h> #include <linux/of_net.h> diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 690a4c36b316..af2694dc6f90 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -707,8 +707,8 @@ static int temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) cur_p->app0 |= STS_CTRL_APP0_SOP; cur_p->len = skb_headlen(skb); - cur_p->phys = dma_map_single(ndev->dev.parent, skb->data, skb->len, - DMA_TO_DEVICE); + cur_p->phys = dma_map_single(ndev->dev.parent, skb->data, + skb_headlen(skb), DMA_TO_DEVICE); cur_p->app4 = (unsigned long)skb; for (ii = 0; ii < num_frag; ii++) { diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 2d9ef533cc48..ea091bc5ff09 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -826,7 +826,6 @@ int netvsc_send(struct hv_device *device, u16 q_idx = packet->q_idx; u32 pktlen = packet->total_data_buflen, msd_len = 0; unsigned int section_index = NETVSC_INVALID_INDEX; - struct sk_buff *skb = NULL; unsigned long flag; struct multi_send_data *msdp; struct hv_netvsc_packet *msd_send = NULL, *cur_send = NULL; @@ -924,12 +923,8 @@ int netvsc_send(struct hv_device *device, if (cur_send) ret = netvsc_send_pkt(cur_send, net_device); - if (ret != 0) { - if (section_index != NETVSC_INVALID_INDEX) - netvsc_free_send_slot(net_device, section_index); - } else if (skb) { - dev_kfree_skb_any(skb); - } + if (ret != 0 && section_index != NETVSC_INVALID_INDEX) + netvsc_free_send_slot(net_device, section_index); return ret; } diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 38026650c038..67d00fbc2e0e 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -85,6 +85,7 @@ struct at86rf230_local { struct ieee802154_hw *hw; struct at86rf2xx_chip_data *data; struct regmap *regmap; + int slp_tr; struct completion state_complete; struct at86rf230_state_change state; @@ -95,163 +96,164 @@ struct at86rf230_local { unsigned long cal_timeout; s8 max_frame_retries; bool is_tx; + bool is_tx_from_off; u8 tx_retry; struct sk_buff *tx_skb; struct at86rf230_state_change tx; }; -#define RG_TRX_STATUS (0x01) -#define SR_TRX_STATUS 0x01, 0x1f, 0 -#define SR_RESERVED_01_3 0x01, 0x20, 5 -#define SR_CCA_STATUS 0x01, 0x40, 6 -#define SR_CCA_DONE 0x01, 0x80, 7 -#define RG_TRX_STATE (0x02) -#define SR_TRX_CMD 0x02, 0x1f, 0 -#define SR_TRAC_STATUS 0x02, 0xe0, 5 -#define RG_TRX_CTRL_0 (0x03) -#define SR_CLKM_CTRL 0x03, 0x07, 0 -#define SR_CLKM_SHA_SEL 0x03, 0x08, 3 -#define SR_PAD_IO_CLKM 0x03, 0x30, 4 -#define SR_PAD_IO 0x03, 0xc0, 6 -#define RG_TRX_CTRL_1 (0x04) -#define SR_IRQ_POLARITY 0x04, 0x01, 0 -#define SR_IRQ_MASK_MODE 0x04, 0x02, 1 -#define SR_SPI_CMD_MODE 0x04, 0x0c, 2 -#define SR_RX_BL_CTRL 0x04, 0x10, 4 -#define SR_TX_AUTO_CRC_ON 0x04, 0x20, 5 -#define SR_IRQ_2_EXT_EN 0x04, 0x40, 6 -#define SR_PA_EXT_EN 0x04, 0x80, 7 -#define RG_PHY_TX_PWR (0x05) -#define SR_TX_PWR 0x05, 0x0f, 0 -#define SR_PA_LT 0x05, 0x30, 4 -#define SR_PA_BUF_LT 0x05, 0xc0, 6 -#define RG_PHY_RSSI (0x06) -#define SR_RSSI 0x06, 0x1f, 0 -#define SR_RND_VALUE 0x06, 0x60, 5 -#define SR_RX_CRC_VALID 0x06, 0x80, 7 -#define RG_PHY_ED_LEVEL (0x07) -#define SR_ED_LEVEL 0x07, 0xff, 0 -#define RG_PHY_CC_CCA (0x08) -#define SR_CHANNEL 0x08, 0x1f, 0 -#define SR_CCA_MODE 0x08, 0x60, 5 -#define SR_CCA_REQUEST 0x08, 0x80, 7 -#define RG_CCA_THRES (0x09) -#define SR_CCA_ED_THRES 0x09, 0x0f, 0 -#define SR_RESERVED_09_1 0x09, 0xf0, 4 -#define RG_RX_CTRL (0x0a) -#define SR_PDT_THRES 0x0a, 0x0f, 0 -#define SR_RESERVED_0a_1 0x0a, 0xf0, 4 -#define RG_SFD_VALUE (0x0b) -#define SR_SFD_VALUE 0x0b, 0xff, 0 -#define RG_TRX_CTRL_2 (0x0c) -#define SR_OQPSK_DATA_RATE 0x0c, 0x03, 0 -#define SR_SUB_MODE 0x0c, 0x04, 2 -#define SR_BPSK_QPSK 0x0c, 0x08, 3 -#define SR_OQPSK_SUB1_RC_EN 0x0c, 0x10, 4 -#define SR_RESERVED_0c_5 0x0c, 0x60, 5 -#define SR_RX_SAFE_MODE 0x0c, 0x80, 7 -#define RG_ANT_DIV (0x0d) -#define SR_ANT_CTRL 0x0d, 0x03, 0 -#define SR_ANT_EXT_SW_EN 0x0d, 0x04, 2 -#define SR_ANT_DIV_EN 0x0d, 0x08, 3 -#define SR_RESERVED_0d_2 0x0d, 0x70, 4 -#define SR_ANT_SEL 0x0d, 0x80, 7 -#define RG_IRQ_MASK (0x0e) -#define SR_IRQ_MASK 0x0e, 0xff, 0 -#define RG_IRQ_STATUS (0x0f) -#define SR_IRQ_0_PLL_LOCK 0x0f, 0x01, 0 -#define SR_IRQ_1_PLL_UNLOCK 0x0f, 0x02, 1 -#define SR_IRQ_2_RX_START 0x0f, 0x04, 2 -#define SR_IRQ_3_TRX_END 0x0f, 0x08, 3 -#define SR_IRQ_4_CCA_ED_DONE 0x0f, 0x10, 4 -#define SR_IRQ_5_AMI 0x0f, 0x20, 5 -#define SR_IRQ_6_TRX_UR 0x0f, 0x40, 6 -#define SR_IRQ_7_BAT_LOW 0x0f, 0x80, 7 -#define RG_VREG_CTRL (0x10) -#define SR_RESERVED_10_6 0x10, 0x03, 0 -#define SR_DVDD_OK 0x10, 0x04, 2 -#define SR_DVREG_EXT 0x10, 0x08, 3 -#define SR_RESERVED_10_3 0x10, 0x30, 4 -#define SR_AVDD_OK 0x10, 0x40, 6 -#define SR_AVREG_EXT 0x10, 0x80, 7 -#define RG_BATMON (0x11) -#define SR_BATMON_VTH 0x11, 0x0f, 0 -#define SR_BATMON_HR 0x11, 0x10, 4 -#define SR_BATMON_OK 0x11, 0x20, 5 -#define SR_RESERVED_11_1 0x11, 0xc0, 6 -#define RG_XOSC_CTRL (0x12) -#define SR_XTAL_TRIM 0x12, 0x0f, 0 -#define SR_XTAL_MODE 0x12, 0xf0, 4 -#define RG_RX_SYN (0x15) -#define SR_RX_PDT_LEVEL 0x15, 0x0f, 0 -#define SR_RESERVED_15_2 0x15, 0x70, 4 -#define SR_RX_PDT_DIS 0x15, 0x80, 7 -#define RG_XAH_CTRL_1 (0x17) -#define SR_RESERVED_17_8 0x17, 0x01, 0 -#define SR_AACK_PROM_MODE 0x17, 0x02, 1 -#define SR_AACK_ACK_TIME 0x17, 0x04, 2 -#define SR_RESERVED_17_5 0x17, 0x08, 3 -#define SR_AACK_UPLD_RES_FT 0x17, 0x10, 4 -#define SR_AACK_FLTR_RES_FT 0x17, 0x20, 5 -#define SR_CSMA_LBT_MODE 0x17, 0x40, 6 -#define SR_RESERVED_17_1 0x17, 0x80, 7 -#define RG_FTN_CTRL (0x18) -#define SR_RESERVED_18_2 0x18, 0x7f, 0 -#define SR_FTN_START 0x18, 0x80, 7 -#define RG_PLL_CF (0x1a) -#define SR_RESERVED_1a_2 0x1a, 0x7f, 0 -#define SR_PLL_CF_START 0x1a, 0x80, 7 -#define RG_PLL_DCU (0x1b) -#define SR_RESERVED_1b_3 0x1b, 0x3f, 0 -#define SR_RESERVED_1b_2 0x1b, 0x40, 6 -#define SR_PLL_DCU_START 0x1b, 0x80, 7 -#define RG_PART_NUM (0x1c) -#define SR_PART_NUM 0x1c, 0xff, 0 -#define RG_VERSION_NUM (0x1d) -#define SR_VERSION_NUM 0x1d, 0xff, 0 -#define RG_MAN_ID_0 (0x1e) -#define SR_MAN_ID_0 0x1e, 0xff, 0 -#define RG_MAN_ID_1 (0x1f) -#define SR_MAN_ID_1 0x1f, 0xff, 0 -#define RG_SHORT_ADDR_0 (0x20) -#define SR_SHORT_ADDR_0 0x20, 0xff, 0 -#define RG_SHORT_ADDR_1 (0x21) -#define SR_SHORT_ADDR_1 0x21, 0xff, 0 -#define RG_PAN_ID_0 (0x22) -#define SR_PAN_ID_0 0x22, 0xff, 0 -#define RG_PAN_ID_1 (0x23) -#define SR_PAN_ID_1 0x23, 0xff, 0 -#define RG_IEEE_ADDR_0 (0x24) -#define SR_IEEE_ADDR_0 0x24, 0xff, 0 -#define RG_IEEE_ADDR_1 (0x25) -#define SR_IEEE_ADDR_1 0x25, 0xff, 0 -#define RG_IEEE_ADDR_2 (0x26) -#define SR_IEEE_ADDR_2 0x26, 0xff, 0 -#define RG_IEEE_ADDR_3 (0x27) -#define SR_IEEE_ADDR_3 0x27, 0xff, 0 -#define RG_IEEE_ADDR_4 (0x28) -#define SR_IEEE_ADDR_4 0x28, 0xff, 0 -#define RG_IEEE_ADDR_5 (0x29) -#define SR_IEEE_ADDR_5 0x29, 0xff, 0 -#define RG_IEEE_ADDR_6 (0x2a) -#define SR_IEEE_ADDR_6 0x2a, 0xff, 0 -#define RG_IEEE_ADDR_7 (0x2b) -#define SR_IEEE_ADDR_7 0x2b, 0xff, 0 -#define RG_XAH_CTRL_0 (0x2c) -#define SR_SLOTTED_OPERATION 0x2c, 0x01, 0 -#define SR_MAX_CSMA_RETRIES 0x2c, 0x0e, 1 -#define SR_MAX_FRAME_RETRIES 0x2c, 0xf0, 4 -#define RG_CSMA_SEED_0 (0x2d) -#define SR_CSMA_SEED_0 0x2d, 0xff, 0 -#define RG_CSMA_SEED_1 (0x2e) -#define SR_CSMA_SEED_1 0x2e, 0x07, 0 -#define SR_AACK_I_AM_COORD 0x2e, 0x08, 3 -#define SR_AACK_DIS_ACK 0x2e, 0x10, 4 -#define SR_AACK_SET_PD 0x2e, 0x20, 5 -#define SR_AACK_FVN_MODE 0x2e, 0xc0, 6 -#define RG_CSMA_BE (0x2f) -#define SR_MIN_BE 0x2f, 0x0f, 0 -#define SR_MAX_BE 0x2f, 0xf0, 4 +#define RG_TRX_STATUS (0x01) +#define SR_TRX_STATUS 0x01, 0x1f, 0 +#define SR_RESERVED_01_3 0x01, 0x20, 5 +#define SR_CCA_STATUS 0x01, 0x40, 6 +#define SR_CCA_DONE 0x01, 0x80, 7 +#define RG_TRX_STATE (0x02) +#define SR_TRX_CMD 0x02, 0x1f, 0 +#define SR_TRAC_STATUS 0x02, 0xe0, 5 +#define RG_TRX_CTRL_0 (0x03) +#define SR_CLKM_CTRL 0x03, 0x07, 0 +#define SR_CLKM_SHA_SEL 0x03, 0x08, 3 +#define SR_PAD_IO_CLKM 0x03, 0x30, 4 +#define SR_PAD_IO 0x03, 0xc0, 6 +#define RG_TRX_CTRL_1 (0x04) +#define SR_IRQ_POLARITY 0x04, 0x01, 0 +#define SR_IRQ_MASK_MODE 0x04, 0x02, 1 +#define SR_SPI_CMD_MODE 0x04, 0x0c, 2 +#define SR_RX_BL_CTRL 0x04, 0x10, 4 +#define SR_TX_AUTO_CRC_ON 0x04, 0x20, 5 +#define SR_IRQ_2_EXT_EN 0x04, 0x40, 6 +#define SR_PA_EXT_EN 0x04, 0x80, 7 +#define RG_PHY_TX_PWR (0x05) +#define SR_TX_PWR 0x05, 0x0f, 0 +#define SR_PA_LT 0x05, 0x30, 4 +#define SR_PA_BUF_LT 0x05, 0xc0, 6 +#define RG_PHY_RSSI (0x06) +#define SR_RSSI 0x06, 0x1f, 0 +#define SR_RND_VALUE 0x06, 0x60, 5 +#define SR_RX_CRC_VALID 0x06, 0x80, 7 +#define RG_PHY_ED_LEVEL (0x07) +#define SR_ED_LEVEL 0x07, 0xff, 0 +#define RG_PHY_CC_CCA (0x08) +#define SR_CHANNEL 0x08, 0x1f, 0 +#define SR_CCA_MODE 0x08, 0x60, 5 +#define SR_CCA_REQUEST 0x08, 0x80, 7 +#define RG_CCA_THRES (0x09) +#define SR_CCA_ED_THRES 0x09, 0x0f, 0 +#define SR_RESERVED_09_1 0x09, 0xf0, 4 +#define RG_RX_CTRL (0x0a) +#define SR_PDT_THRES 0x0a, 0x0f, 0 +#define SR_RESERVED_0a_1 0x0a, 0xf0, 4 +#define RG_SFD_VALUE (0x0b) +#define SR_SFD_VALUE 0x0b, 0xff, 0 +#define RG_TRX_CTRL_2 (0x0c) +#define SR_OQPSK_DATA_RATE 0x0c, 0x03, 0 +#define SR_SUB_MODE 0x0c, 0x04, 2 +#define SR_BPSK_QPSK 0x0c, 0x08, 3 +#define SR_OQPSK_SUB1_RC_EN 0x0c, 0x10, 4 +#define SR_RESERVED_0c_5 0x0c, 0x60, 5 +#define SR_RX_SAFE_MODE 0x0c, 0x80, 7 +#define RG_ANT_DIV (0x0d) +#define SR_ANT_CTRL 0x0d, 0x03, 0 +#define SR_ANT_EXT_SW_EN 0x0d, 0x04, 2 +#define SR_ANT_DIV_EN 0x0d, 0x08, 3 +#define SR_RESERVED_0d_2 0x0d, 0x70, 4 +#define SR_ANT_SEL 0x0d, 0x80, 7 +#define RG_IRQ_MASK (0x0e) +#define SR_IRQ_MASK 0x0e, 0xff, 0 +#define RG_IRQ_STATUS (0x0f) +#define SR_IRQ_0_PLL_LOCK 0x0f, 0x01, 0 +#define SR_IRQ_1_PLL_UNLOCK 0x0f, 0x02, 1 +#define SR_IRQ_2_RX_START 0x0f, 0x04, 2 +#define SR_IRQ_3_TRX_END 0x0f, 0x08, 3 +#define SR_IRQ_4_CCA_ED_DONE 0x0f, 0x10, 4 +#define SR_IRQ_5_AMI 0x0f, 0x20, 5 +#define SR_IRQ_6_TRX_UR 0x0f, 0x40, 6 +#define SR_IRQ_7_BAT_LOW 0x0f, 0x80, 7 +#define RG_VREG_CTRL (0x10) +#define SR_RESERVED_10_6 0x10, 0x03, 0 +#define SR_DVDD_OK 0x10, 0x04, 2 +#define SR_DVREG_EXT 0x10, 0x08, 3 +#define SR_RESERVED_10_3 0x10, 0x30, 4 +#define SR_AVDD_OK 0x10, 0x40, 6 +#define SR_AVREG_EXT 0x10, 0x80, 7 +#define RG_BATMON (0x11) +#define SR_BATMON_VTH 0x11, 0x0f, 0 +#define SR_BATMON_HR 0x11, 0x10, 4 +#define SR_BATMON_OK 0x11, 0x20, 5 +#define SR_RESERVED_11_1 0x11, 0xc0, 6 +#define RG_XOSC_CTRL (0x12) +#define SR_XTAL_TRIM 0x12, 0x0f, 0 +#define SR_XTAL_MODE 0x12, 0xf0, 4 +#define RG_RX_SYN (0x15) +#define SR_RX_PDT_LEVEL 0x15, 0x0f, 0 +#define SR_RESERVED_15_2 0x15, 0x70, 4 +#define SR_RX_PDT_DIS 0x15, 0x80, 7 +#define RG_XAH_CTRL_1 (0x17) +#define SR_RESERVED_17_8 0x17, 0x01, 0 +#define SR_AACK_PROM_MODE 0x17, 0x02, 1 +#define SR_AACK_ACK_TIME 0x17, 0x04, 2 +#define SR_RESERVED_17_5 0x17, 0x08, 3 +#define SR_AACK_UPLD_RES_FT 0x17, 0x10, 4 +#define SR_AACK_FLTR_RES_FT 0x17, 0x20, 5 +#define SR_CSMA_LBT_MODE 0x17, 0x40, 6 +#define SR_RESERVED_17_1 0x17, 0x80, 7 +#define RG_FTN_CTRL (0x18) +#define SR_RESERVED_18_2 0x18, 0x7f, 0 +#define SR_FTN_START 0x18, 0x80, 7 +#define RG_PLL_CF (0x1a) +#define SR_RESERVED_1a_2 0x1a, 0x7f, 0 +#define SR_PLL_CF_START 0x1a, 0x80, 7 +#define RG_PLL_DCU (0x1b) +#define SR_RESERVED_1b_3 0x1b, 0x3f, 0 +#define SR_RESERVED_1b_2 0x1b, 0x40, 6 +#define SR_PLL_DCU_START 0x1b, 0x80, 7 +#define RG_PART_NUM (0x1c) +#define SR_PART_NUM 0x1c, 0xff, 0 +#define RG_VERSION_NUM (0x1d) +#define SR_VERSION_NUM 0x1d, 0xff, 0 +#define RG_MAN_ID_0 (0x1e) +#define SR_MAN_ID_0 0x1e, 0xff, 0 +#define RG_MAN_ID_1 (0x1f) +#define SR_MAN_ID_1 0x1f, 0xff, 0 +#define RG_SHORT_ADDR_0 (0x20) +#define SR_SHORT_ADDR_0 0x20, 0xff, 0 +#define RG_SHORT_ADDR_1 (0x21) +#define SR_SHORT_ADDR_1 0x21, 0xff, 0 +#define RG_PAN_ID_0 (0x22) +#define SR_PAN_ID_0 0x22, 0xff, 0 +#define RG_PAN_ID_1 (0x23) +#define SR_PAN_ID_1 0x23, 0xff, 0 +#define RG_IEEE_ADDR_0 (0x24) +#define SR_IEEE_ADDR_0 0x24, 0xff, 0 +#define RG_IEEE_ADDR_1 (0x25) +#define SR_IEEE_ADDR_1 0x25, 0xff, 0 +#define RG_IEEE_ADDR_2 (0x26) +#define SR_IEEE_ADDR_2 0x26, 0xff, 0 +#define RG_IEEE_ADDR_3 (0x27) +#define SR_IEEE_ADDR_3 0x27, 0xff, 0 +#define RG_IEEE_ADDR_4 (0x28) +#define SR_IEEE_ADDR_4 0x28, 0xff, 0 +#define RG_IEEE_ADDR_5 (0x29) +#define SR_IEEE_ADDR_5 0x29, 0xff, 0 +#define RG_IEEE_ADDR_6 (0x2a) +#define SR_IEEE_ADDR_6 0x2a, 0xff, 0 +#define RG_IEEE_ADDR_7 (0x2b) +#define SR_IEEE_ADDR_7 0x2b, 0xff, 0 +#define RG_XAH_CTRL_0 (0x2c) +#define SR_SLOTTED_OPERATION 0x2c, 0x01, 0 +#define SR_MAX_CSMA_RETRIES 0x2c, 0x0e, 1 +#define SR_MAX_FRAME_RETRIES 0x2c, 0xf0, 4 +#define RG_CSMA_SEED_0 (0x2d) +#define SR_CSMA_SEED_0 0x2d, 0xff, 0 +#define RG_CSMA_SEED_1 (0x2e) +#define SR_CSMA_SEED_1 0x2e, 0x07, 0 +#define SR_AACK_I_AM_COORD 0x2e, 0x08, 3 +#define SR_AACK_DIS_ACK 0x2e, 0x10, 4 +#define SR_AACK_SET_PD 0x2e, 0x20, 5 +#define SR_AACK_FVN_MODE 0x2e, 0xc0, 6 +#define RG_CSMA_BE (0x2f) +#define SR_MIN_BE 0x2f, 0x0f, 0 +#define SR_MAX_BE 0x2f, 0xf0, 4 #define CMD_REG 0x80 #define CMD_REG_MASK 0x3f @@ -292,6 +294,8 @@ struct at86rf230_local { #define STATE_BUSY_RX_AACK_NOCLK 0x1E #define STATE_TRANSITION_IN_PROGRESS 0x1F +#define TRX_STATE_MASK (0x1F) + #define AT86RF2XX_NUMREGS 0x3F static void @@ -336,6 +340,14 @@ at86rf230_write_subreg(struct at86rf230_local *lp, return regmap_update_bits(lp->regmap, addr, mask, data << shift); } +static inline void +at86rf230_slp_tr_rising_edge(struct at86rf230_local *lp) +{ + gpio_set_value(lp->slp_tr, 1); + udelay(1); + gpio_set_value(lp->slp_tr, 0); +} + static bool at86rf230_reg_writeable(struct device *dev, unsigned int reg) { @@ -509,7 +521,7 @@ at86rf230_async_state_assert(void *context) struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; const u8 *buf = ctx->buf; - const u8 trx_state = buf[1] & 0x1f; + const u8 trx_state = buf[1] & TRX_STATE_MASK; /* Assert state change */ if (trx_state != ctx->to_state) { @@ -609,11 +621,17 @@ at86rf230_async_state_delay(void *context) switch (ctx->to_state) { case STATE_RX_AACK_ON: tim = ktime_set(0, c->t_off_to_aack * NSEC_PER_USEC); + /* state change from TRX_OFF to RX_AACK_ON to do a + * calibration, we need to reset the timeout for the + * next one. + */ + lp->cal_timeout = jiffies + AT86RF2XX_CAL_LOOP_TIMEOUT; goto change; + case STATE_TX_ARET_ON: case STATE_TX_ON: tim = ktime_set(0, c->t_off_to_tx_on * NSEC_PER_USEC); - /* state change from TRX_OFF to TX_ON to do a - * calibration, we need to reset the timeout for the + /* state change from TRX_OFF to TX_ON or ARET_ON to do + * a calibration, we need to reset the timeout for the * next one. */ lp->cal_timeout = jiffies + AT86RF2XX_CAL_LOOP_TIMEOUT; @@ -667,7 +685,7 @@ at86rf230_async_state_change_start(void *context) struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; u8 *buf = ctx->buf; - const u8 trx_state = buf[1] & 0x1f; + const u8 trx_state = buf[1] & TRX_STATE_MASK; int rc; /* Check for "possible" STATE_TRANSITION_IN_PROGRESS */ @@ -773,16 +791,6 @@ at86rf230_tx_on(void *context) } static void -at86rf230_tx_trac_error(void *context) -{ - struct at86rf230_state_change *ctx = context; - struct at86rf230_local *lp = ctx->lp; - - at86rf230_async_state_change(lp, ctx, STATE_TX_ON, - at86rf230_tx_on, true); -} - -static void at86rf230_tx_trac_check(void *context) { struct at86rf230_state_change *ctx = context; @@ -791,12 +799,12 @@ at86rf230_tx_trac_check(void *context) const u8 trac = (buf[1] & 0xe0) >> 5; /* If trac status is different than zero we need to do a state change - * to STATE_FORCE_TRX_OFF then STATE_TX_ON to recover the transceiver - * state to TX_ON. + * to STATE_FORCE_TRX_OFF then STATE_RX_AACK_ON to recover the + * transceiver. */ if (trac) at86rf230_async_state_change(lp, ctx, STATE_FORCE_TRX_OFF, - at86rf230_tx_trac_error, true); + at86rf230_tx_on, true); else at86rf230_tx_on(context); } @@ -941,13 +949,18 @@ at86rf230_write_frame_complete(void *context) u8 *buf = ctx->buf; int rc; - buf[0] = (RG_TRX_STATE & CMD_REG_MASK) | CMD_REG | CMD_WRITE; - buf[1] = STATE_BUSY_TX; ctx->trx.len = 2; - ctx->msg.complete = NULL; - rc = spi_async(lp->spi, &ctx->msg); - if (rc) - at86rf230_async_error(lp, ctx, rc); + + if (gpio_is_valid(lp->slp_tr)) { + at86rf230_slp_tr_rising_edge(lp); + } else { + buf[0] = (RG_TRX_STATE & CMD_REG_MASK) | CMD_REG | CMD_WRITE; + buf[1] = STATE_BUSY_TX; + ctx->msg.complete = NULL; + rc = spi_async(lp->spi, &ctx->msg); + if (rc) + at86rf230_async_error(lp, ctx, rc); + } } static void @@ -993,12 +1006,21 @@ at86rf230_xmit_start(void *context) * are in STATE_TX_ON. The pfad differs here, so we change * the complete handler. */ - if (lp->tx_aret) - at86rf230_async_state_change(lp, ctx, STATE_TX_ON, - at86rf230_xmit_tx_on, false); - else + if (lp->tx_aret) { + if (lp->is_tx_from_off) { + lp->is_tx_from_off = false; + at86rf230_async_state_change(lp, ctx, STATE_TX_ARET_ON, + at86rf230_xmit_tx_on, + false); + } else { + at86rf230_async_state_change(lp, ctx, STATE_TX_ON, + at86rf230_xmit_tx_on, + false); + } + } else { at86rf230_async_state_change(lp, ctx, STATE_TX_ON, at86rf230_write_frame, false); + } } static int @@ -1017,11 +1039,13 @@ at86rf230_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) * to TX_ON, the lp->cal_timeout should be reinit by state_delay * function then to start in the next 5 minutes. */ - if (time_is_before_jiffies(lp->cal_timeout)) + if (time_is_before_jiffies(lp->cal_timeout)) { + lp->is_tx_from_off = true; at86rf230_async_state_change(lp, ctx, STATE_TRX_OFF, at86rf230_xmit_start, false); - else + } else { at86rf230_xmit_start(ctx); + } return 0; } @@ -1037,9 +1061,6 @@ at86rf230_ed(struct ieee802154_hw *hw, u8 *level) static int at86rf230_start(struct ieee802154_hw *hw) { - struct at86rf230_local *lp = hw->priv; - - lp->cal_timeout = jiffies + AT86RF2XX_CAL_LOOP_TIMEOUT; return at86rf230_sync_state_change(hw->priv, STATE_RX_AACK_ON); } @@ -1673,6 +1694,7 @@ static int at86rf230_probe(struct spi_device *spi) lp = hw->priv; lp->hw = hw; lp->spi = spi; + lp->slp_tr = slp_tr; hw->parent = &spi->dev; hw->vif_data_size = sizeof(*lp); ieee802154_random_extended_addr(&hw->phy->perm_extended_addr); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index b227a13f6473..9f59f17dc317 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -599,10 +599,18 @@ static int macvlan_open(struct net_device *dev) goto del_unicast; } + if (dev->flags & IFF_PROMISC) { + err = dev_set_promiscuity(lowerdev, 1); + if (err < 0) + goto clear_multi; + } + hash_add: macvlan_hash_add(vlan); return 0; +clear_multi: + dev_set_allmulti(lowerdev, -1); del_unicast: dev_uc_del(lowerdev, dev->dev_addr); out: @@ -638,6 +646,9 @@ static int macvlan_stop(struct net_device *dev) if (dev->flags & IFF_ALLMULTI) dev_set_allmulti(lowerdev, -1); + if (dev->flags & IFF_PROMISC) + dev_set_promiscuity(lowerdev, -1); + dev_uc_del(lowerdev, dev->dev_addr); hash_del: @@ -696,6 +707,10 @@ static void macvlan_change_rx_flags(struct net_device *dev, int change) if (dev->flags & IFF_UP) { if (change & IFF_ALLMULTI) dev_set_allmulti(lowerdev, dev->flags & IFF_ALLMULTI ? 1 : -1); + if (change & IFF_PROMISC) + dev_set_promiscuity(lowerdev, + dev->flags & IFF_PROMISC ? 1 : -1); + } } diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig index 8fadaa14b9f0..70641d2c0429 100644 --- a/drivers/net/phy/Kconfig +++ b/drivers/net/phy/Kconfig @@ -27,6 +27,7 @@ config AMD_PHY config AMD_XGBE_PHY tristate "Driver for the AMD 10GbE (amd-xgbe) PHYs" depends on (OF || ACPI) && HAS_IOMEM + depends on ARM64 || COMPILE_TEST ---help--- Currently supports the AMD 10GbE PHY diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c index c9cb486c753d..53d18150f4e2 100644 --- a/drivers/net/phy/mdio-gpio.c +++ b/drivers/net/phy/mdio-gpio.c @@ -168,7 +168,10 @@ static struct mii_bus *mdio_gpio_bus_init(struct device *dev, if (!new_bus->irq[i]) new_bus->irq[i] = PHY_POLL; - snprintf(new_bus->id, MII_BUS_ID_SIZE, "gpio-%x", bus_id); + if (bus_id != -1) + snprintf(new_bus->id, MII_BUS_ID_SIZE, "gpio-%x", bus_id); + else + strncpy(new_bus->id, "gpio", MII_BUS_ID_SIZE); if (devm_gpio_request(dev, bitbang->mdc, "mdc")) goto out_free_bus; diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 1190fd8f0088..ebdc357c5131 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -548,7 +548,8 @@ static int kszphy_probe(struct phy_device *phydev) } clk = devm_clk_get(&phydev->dev, "rmii-ref"); - if (!IS_ERR(clk)) { + /* NOTE: clk may be NULL if building without CONFIG_HAVE_CLK */ + if (!IS_ERR_OR_NULL(clk)) { unsigned long rate = clk_get_rate(clk); bool rmii_ref_clk_sel_25_mhz; diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c index aa1dd926623a..b62a5e3a1c65 100644 --- a/drivers/net/ppp/pppoe.c +++ b/drivers/net/ppp/pppoe.c @@ -465,6 +465,10 @@ static void pppoe_unbind_sock_work(struct work_struct *work) struct sock *sk = sk_pppox(po); lock_sock(sk); + if (po->pppoe_dev) { + dev_put(po->pppoe_dev); + po->pppoe_dev = NULL; + } pppox_unbind_sock(sk); release_sock(sk); sock_put(sk); diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index ac4d03b328b1..aafa1a1898e4 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -4116,6 +4116,7 @@ static struct usb_device_id rtl8152_table[] = { {REALTEK_USB_DEVICE(VENDOR_ID_REALTEK, 0x8153)}, {REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x7205)}, + {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x304f)}, {} }; diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 733f4feb2ef3..3c86b107275a 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1285,7 +1285,7 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb, struct net_device *net) { struct usbnet *dev = netdev_priv(net); - int length; + unsigned int length; struct urb *urb = NULL; struct skb_data *entry; struct driver_info *info = dev->driver_info; @@ -1413,7 +1413,7 @@ not_drop: } } else netif_dbg(dev, tx_queued, dev->net, - "> tx, len %d, type 0x%x\n", length, skb->protocol); + "> tx, len %u, type 0x%x\n", length, skb->protocol); #ifdef CONFIG_PM deferred: #endif diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 0acd079ba96b..3ad79bb4f2c2 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1103,28 +1103,14 @@ static u8 ath_get_rate_txpower(struct ath_softc *sc, struct ath_buf *bf, struct sk_buff *skb; struct ath_frame_info *fi; struct ieee80211_tx_info *info; - struct ieee80211_vif *vif; struct ath_hw *ah = sc->sc_ah; if (sc->tx99_state || !ah->tpc_enabled) return MAX_RATE_POWER; skb = bf->bf_mpdu; - info = IEEE80211_SKB_CB(skb); - vif = info->control.vif; - - if (!vif) { - max_power = sc->cur_chan->cur_txpower; - goto out; - } - - if (vif->bss_conf.txpower_type != NL80211_TX_POWER_LIMITED) { - max_power = min_t(u8, sc->cur_chan->cur_txpower, - 2 * vif->bss_conf.txpower); - goto out; - } - fi = get_frame_info(skb); + info = IEEE80211_SKB_CB(skb); if (!AR_SREV_9300_20_OR_LATER(ah)) { int txpower = fi->tx_power; @@ -1161,25 +1147,26 @@ static u8 ath_get_rate_txpower(struct ath_softc *sc, struct ath_buf *bf, txpower -= 2; txpower = max(txpower, 0); - max_power = min_t(u8, ah->tx_power[rateidx], - 2 * vif->bss_conf.txpower); - max_power = min_t(u8, max_power, txpower); + max_power = min_t(u8, ah->tx_power[rateidx], txpower); + + /* XXX: clamp minimum TX power at 1 for AR9160 since if + * max_power is set to 0, frames are transmitted at max + * TX power + */ + if (!max_power && !AR_SREV_9280_20_OR_LATER(ah)) + max_power = 1; } else if (!bf->bf_state.bfs_paprd) { if (rateidx < 8 && (info->flags & IEEE80211_TX_CTL_STBC)) max_power = min_t(u8, ah->tx_power_stbc[rateidx], - 2 * vif->bss_conf.txpower); + fi->tx_power); else max_power = min_t(u8, ah->tx_power[rateidx], - 2 * vif->bss_conf.txpower); - max_power = min(max_power, fi->tx_power); + fi->tx_power); } else { max_power = ah->paprd_training_power; } -out: - /* XXX: clamp minimum TX power at 1 for AR9160 since if max_power - * is set to 0, frames are transmitted at max TX power - */ - return (!max_power && !AR_SREV_9280_20_OR_LATER(ah)) ? 1 : max_power; + + return max_power; } static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, @@ -2129,6 +2116,7 @@ static void setup_frame_info(struct ieee80211_hw *hw, struct ath_node *an = NULL; enum ath9k_key_type keytype; bool short_preamble = false; + u8 txpower; /* * We check if Short Preamble is needed for the CTS rate by @@ -2145,6 +2133,16 @@ static void setup_frame_info(struct ieee80211_hw *hw, if (sta) an = (struct ath_node *) sta->drv_priv; + if (tx_info->control.vif) { + struct ieee80211_vif *vif = tx_info->control.vif; + + txpower = 2 * vif->bss_conf.txpower; + } else { + struct ath_softc *sc = hw->priv; + + txpower = sc->cur_chan->cur_txpower; + } + memset(fi, 0, sizeof(*fi)); fi->txq = -1; if (hw_key) @@ -2155,7 +2153,7 @@ static void setup_frame_info(struct ieee80211_hw *hw, fi->keyix = ATH9K_TXKEYIX_INVALID; fi->keytype = keytype; fi->framelen = framelen; - fi->tx_power = MAX_RATE_POWER; + fi->tx_power = txpower; if (!rate) return; diff --git a/drivers/net/wireless/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/iwlwifi/iwl-fw-file.h index bfdf3faa6c47..62db2e5e45eb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw-file.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw-file.h @@ -244,6 +244,7 @@ enum iwl_ucode_tlv_flag { * longer than the passive one, which is essential for fragmented scan. * @IWL_UCODE_TLV_API_WIFI_MCC_UPDATE: ucode supports MCC updates with source. * IWL_UCODE_TLV_API_HDC_PHASE_0: ucode supports finer configuration of LTR + * @IWL_UCODE_TLV_API_TX_POWER_DEV: new API for tx power. * @IWL_UCODE_TLV_API_BASIC_DWELL: use only basic dwell time in scan command, * regardless of the band or the number of the probes. FW will calculate * the actual dwell time. @@ -260,6 +261,7 @@ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_FRAGMENTED_SCAN = BIT(8), IWL_UCODE_TLV_API_WIFI_MCC_UPDATE = BIT(9), IWL_UCODE_TLV_API_HDC_PHASE_0 = BIT(10), + IWL_UCODE_TLV_API_TX_POWER_DEV = BIT(11), IWL_UCODE_TLV_API_BASIC_DWELL = BIT(13), IWL_UCODE_TLV_API_SCD_CFG = BIT(15), IWL_UCODE_TLV_API_SINGLE_SCAN_EBS = BIT(16), diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 6dfed1259260..56254a837214 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -6,7 +6,7 @@ * GPL LICENSE SUMMARY * * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -32,7 +32,7 @@ * BSD LICENSE * * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -421,8 +421,9 @@ struct iwl_trans_txq_scd_cfg { * * All the handlers MUST be implemented * - * @start_hw: starts the HW- from that point on, the HW can send interrupts - * May sleep + * @start_hw: starts the HW. If low_power is true, the NIC needs to be taken + * out of a low power state. From that point on, the HW can send + * interrupts. May sleep. * @op_mode_leave: Turn off the HW RF kill indication if on * May sleep * @start_fw: allocates and inits all the resources for the transport @@ -432,10 +433,11 @@ struct iwl_trans_txq_scd_cfg { * the SCD base address in SRAM, then provide it here, or 0 otherwise. * May sleep * @stop_device: stops the whole device (embedded CPU put to reset) and stops - * the HW. From that point on, the HW will be in low power but will still - * issue interrupt if the HW RF kill is triggered. This callback must do - * the right thing and not crash even if start_hw() was called but not - * start_fw(). May sleep + * the HW. If low_power is true, the NIC will be put in low power state. + * From that point on, the HW will be stopped but will still issue an + * interrupt if the HW RF kill switch is triggered. + * This callback must do the right thing and not crash even if %start_hw() + * was called but not &start_fw(). May sleep. * @d3_suspend: put the device into the correct mode for WoWLAN during * suspend. This is optional, if not implemented WoWLAN will not be * supported. This callback may sleep. @@ -491,14 +493,14 @@ struct iwl_trans_txq_scd_cfg { */ struct iwl_trans_ops { - int (*start_hw)(struct iwl_trans *iwl_trans); + int (*start_hw)(struct iwl_trans *iwl_trans, bool low_power); void (*op_mode_leave)(struct iwl_trans *iwl_trans); int (*start_fw)(struct iwl_trans *trans, const struct fw_img *fw, bool run_in_rfkill); int (*update_sf)(struct iwl_trans *trans, struct iwl_sf_region *st_fwrd_space); void (*fw_alive)(struct iwl_trans *trans, u32 scd_addr); - void (*stop_device)(struct iwl_trans *trans); + void (*stop_device)(struct iwl_trans *trans, bool low_power); void (*d3_suspend)(struct iwl_trans *trans, bool test); int (*d3_resume)(struct iwl_trans *trans, enum iwl_d3_status *status, @@ -652,11 +654,16 @@ static inline void iwl_trans_configure(struct iwl_trans *trans, trans->ops->configure(trans, trans_cfg); } -static inline int iwl_trans_start_hw(struct iwl_trans *trans) +static inline int _iwl_trans_start_hw(struct iwl_trans *trans, bool low_power) { might_sleep(); - return trans->ops->start_hw(trans); + return trans->ops->start_hw(trans, low_power); +} + +static inline int iwl_trans_start_hw(struct iwl_trans *trans) +{ + return trans->ops->start_hw(trans, true); } static inline void iwl_trans_op_mode_leave(struct iwl_trans *trans) @@ -703,15 +710,21 @@ static inline int iwl_trans_update_sf(struct iwl_trans *trans, return 0; } -static inline void iwl_trans_stop_device(struct iwl_trans *trans) +static inline void _iwl_trans_stop_device(struct iwl_trans *trans, + bool low_power) { might_sleep(); - trans->ops->stop_device(trans); + trans->ops->stop_device(trans, low_power); trans->state = IWL_TRANS_NO_FW; } +static inline void iwl_trans_stop_device(struct iwl_trans *trans) +{ + _iwl_trans_stop_device(trans, true); +} + static inline void iwl_trans_d3_suspend(struct iwl_trans *trans, bool test) { might_sleep(); diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index a6c48c7b1e16..1b1b2bf26819 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -1726,7 +1726,7 @@ iwl_mvm_netdetect_query_results(struct iwl_mvm *mvm, results->matched_profiles = le32_to_cpu(query->matched_profiles); memcpy(results->matches, query->matches, sizeof(results->matches)); -#ifdef CPTCFG_IWLWIFI_DEBUGFS +#ifdef CONFIG_IWLWIFI_DEBUGFS mvm->last_netdetect_scans = le32_to_cpu(query->n_scans_done); #endif diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h index 4fc0938b3fb6..b1baa33cc19b 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h @@ -298,6 +298,40 @@ struct iwl_uapsd_misbehaving_ap_notif { } __packed; /** + * struct iwl_reduce_tx_power_cmd - TX power reduction command + * REDUCE_TX_POWER_CMD = 0x9f + * @flags: (reserved for future implementation) + * @mac_context_id: id of the mac ctx for which we are reducing TX power. + * @pwr_restriction: TX power restriction in dBms. + */ +struct iwl_reduce_tx_power_cmd { + u8 flags; + u8 mac_context_id; + __le16 pwr_restriction; +} __packed; /* TX_REDUCED_POWER_API_S_VER_1 */ + +/** + * struct iwl_dev_tx_power_cmd - TX power reduction command + * REDUCE_TX_POWER_CMD = 0x9f + * @set_mode: 0 - MAC tx power, 1 - device tx power + * @mac_context_id: id of the mac ctx for which we are reducing TX power. + * @pwr_restriction: TX power restriction in 1/8 dBms. + * @dev_24: device TX power restriction in 1/8 dBms + * @dev_52_low: device TX power restriction upper band - low + * @dev_52_high: device TX power restriction upper band - high + */ +struct iwl_dev_tx_power_cmd { + __le32 set_mode; + __le32 mac_context_id; + __le16 pwr_restriction; + __le16 dev_24; + __le16 dev_52_low; + __le16 dev_52_high; +} __packed; /* TX_REDUCED_POWER_API_S_VER_2 */ + +#define IWL_DEV_MAX_TX_POWER 0x7FFF + +/** * struct iwl_beacon_filter_cmd * REPLY_BEACON_FILTERING_CMD = 0xd2 (command) * @id_and_color: MAC contex identifier diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h index 4f81dcf57a73..d6cced47d561 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h @@ -122,46 +122,6 @@ enum iwl_scan_complete_status { SCAN_COMP_STATUS_ERR_ALLOC_TE = 0x0C, }; -/** - * struct iwl_scan_results_notif - scan results for one channel - * ( SCAN_RESULTS_NOTIFICATION = 0x83 ) - * @channel: which channel the results are from - * @band: 0 for 5.2 GHz, 1 for 2.4 GHz - * @probe_status: SCAN_PROBE_STATUS_*, indicates success of probe request - * @num_probe_not_sent: # of request that weren't sent due to not enough time - * @duration: duration spent in channel, in usecs - * @statistics: statistics gathered for this channel - */ -struct iwl_scan_results_notif { - u8 channel; - u8 band; - u8 probe_status; - u8 num_probe_not_sent; - __le32 duration; - __le32 statistics[SCAN_RESULTS_STATISTICS]; -} __packed; /* SCAN_RESULT_NTF_API_S_VER_2 */ - -/** - * struct iwl_scan_complete_notif - notifies end of scanning (all channels) - * ( SCAN_COMPLETE_NOTIFICATION = 0x84 ) - * @scanned_channels: number of channels scanned (and number of valid results) - * @status: one of SCAN_COMP_STATUS_* - * @bt_status: BT on/off status - * @last_channel: last channel that was scanned - * @tsf_low: TSF timer (lower half) in usecs - * @tsf_high: TSF timer (higher half) in usecs - * @results: array of scan results, only "scanned_channels" of them are valid - */ -struct iwl_scan_complete_notif { - u8 scanned_channels; - u8 status; - u8 bt_status; - u8 last_channel; - __le32 tsf_low; - __le32 tsf_high; - struct iwl_scan_results_notif results[]; -} __packed; /* SCAN_COMPLETE_NTF_API_S_VER_2 */ - /* scan offload */ #define IWL_SCAN_MAX_BLACKLIST_LEN 64 #define IWL_SCAN_SHORT_BLACKLIST_LEN 16 @@ -554,7 +514,7 @@ struct iwl_scan_req_unified_lmac { } __packed; /** - * struct iwl_lmac_scan_results_notif - scan results for one channel - + * struct iwl_scan_results_notif - scan results for one channel - * SCAN_RESULT_NTF_API_S_VER_3 * @channel: which channel the results are from * @band: 0 for 5.2 GHz, 1 for 2.4 GHz @@ -562,7 +522,7 @@ struct iwl_scan_req_unified_lmac { * @num_probe_not_sent: # of request that weren't sent due to not enough time * @duration: duration spent in channel, in usecs */ -struct iwl_lmac_scan_results_notif { +struct iwl_scan_results_notif { u8 channel; u8 band; u8 probe_status; diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index aab68cbae754..01b1da6ad359 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -281,19 +281,6 @@ struct iwl_tx_ant_cfg_cmd { __le32 valid; } __packed; -/** - * struct iwl_reduce_tx_power_cmd - TX power reduction command - * REDUCE_TX_POWER_CMD = 0x9f - * @flags: (reserved for future implementation) - * @mac_context_id: id of the mac ctx for which we are reducing TX power. - * @pwr_restriction: TX power restriction in dBms. - */ -struct iwl_reduce_tx_power_cmd { - u8 flags; - u8 mac_context_id; - __le16 pwr_restriction; -} __packed; /* TX_REDUCED_POWER_API_S_VER_1 */ - /* * Calibration control struct. * Sent as part of the phy configuration command. diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index bc5eac4960e1..df869633f4dd 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -6,7 +6,7 @@ * GPL LICENSE SUMMARY * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -32,7 +32,7 @@ * BSD LICENSE * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -322,7 +322,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) lockdep_assert_held(&mvm->mutex); - if (WARN_ON_ONCE(mvm->init_ucode_complete || mvm->calibrating)) + if (WARN_ON_ONCE(mvm->calibrating)) return 0; iwl_init_notification_wait(&mvm->notif_wait, @@ -396,8 +396,6 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) */ ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, MVM_UCODE_CALIB_TIMEOUT); - if (!ret) - mvm->init_ucode_complete = true; if (ret && iwl_mvm_is_radio_killed(mvm)) { IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); @@ -494,15 +492,6 @@ int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm *mvm, mvm->fw_dump_desc = desc; - /* stop recording */ - if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000) { - iwl_set_bits_prph(mvm->trans, MON_BUFF_SAMPLE_CTL, 0x100); - } else { - iwl_write_prph(mvm->trans, DBGC_IN_SAMPLE, 0); - /* wait before we collect the data till the DBGC stop */ - udelay(100); - } - queue_delayed_work(system_wq, &mvm->fw_dump_wk, delay); return 0; @@ -658,25 +647,24 @@ int iwl_mvm_up(struct iwl_mvm *mvm) * module loading, load init ucode now * (for example, if we were in RFKILL) */ - if (!mvm->init_ucode_complete) { - ret = iwl_run_init_mvm_ucode(mvm, false); - if (ret && !iwlmvm_mod_params.init_dbg) { - IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); - /* this can't happen */ - if (WARN_ON(ret > 0)) - ret = -ERFKILL; - goto error; - } - if (!iwlmvm_mod_params.init_dbg) { - /* - * should stop and start HW since that INIT - * image just loaded - */ - iwl_trans_stop_device(mvm->trans); - ret = iwl_trans_start_hw(mvm->trans); - if (ret) - return ret; - } + ret = iwl_run_init_mvm_ucode(mvm, false); + if (ret && !iwlmvm_mod_params.init_dbg) { + IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); + /* this can't happen */ + if (WARN_ON(ret > 0)) + ret = -ERFKILL; + goto error; + } + if (!iwlmvm_mod_params.init_dbg) { + /* + * Stop and start the transport without entering low power + * mode. This will save the state of other components on the + * device that are triggered by the INIT firwmare (MFUART). + */ + _iwl_trans_stop_device(mvm->trans, false); + _iwl_trans_start_hw(mvm->trans, false); + if (ret) + return ret; } if (iwlmvm_mod_params.init_dbg) diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 84555170b6f7..40265b9c66ae 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -1322,7 +1322,7 @@ static void iwl_mvm_restart_complete(struct iwl_mvm *mvm) clear_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status); iwl_mvm_d0i3_enable_tx(mvm, NULL); - ret = iwl_mvm_update_quotas(mvm, false, NULL); + ret = iwl_mvm_update_quotas(mvm, true, NULL); if (ret) IWL_ERR(mvm, "Failed to update quotas after restart (%d)\n", ret); @@ -1471,8 +1471,8 @@ static struct iwl_mvm_phy_ctxt *iwl_mvm_get_free_phy_ctxt(struct iwl_mvm *mvm) return NULL; } -static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - s8 tx_power) +static int iwl_mvm_set_tx_power_old(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, s8 tx_power) { /* FW is in charge of regulatory enforcement */ struct iwl_reduce_tx_power_cmd reduce_txpwr_cmd = { @@ -1485,6 +1485,26 @@ static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, &reduce_txpwr_cmd); } +static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + s16 tx_power) +{ + struct iwl_dev_tx_power_cmd cmd = { + .set_mode = 0, + .mac_context_id = + cpu_to_le32(iwl_mvm_vif_from_mac80211(vif)->id), + .pwr_restriction = cpu_to_le16(8 * tx_power), + }; + + if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_TX_POWER_DEV)) + return iwl_mvm_set_tx_power_old(mvm, vif, tx_power); + + if (tx_power == IWL_DEFAULT_MAX_TX_POWER) + cmd.pwr_restriction = cpu_to_le16(IWL_DEV_MAX_TX_POWER); + + return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, + sizeof(cmd), &cmd); +} + static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index d5522a161242..cf70f681d1ac 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -603,7 +603,6 @@ struct iwl_mvm { enum iwl_ucode_type cur_ucode; bool ucode_loaded; - bool init_ucode_complete; bool calibrating; u32 error_event_table; u32 log_event_table; diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index a08b03d58d4b..1c66297d82c0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -865,6 +865,16 @@ static void iwl_mvm_fw_error_dump_wk(struct work_struct *work) return; mutex_lock(&mvm->mutex); + + /* stop recording */ + if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000) { + iwl_set_bits_prph(mvm->trans, MON_BUFF_SAMPLE_CTL, 0x100); + } else { + iwl_write_prph(mvm->trans, DBGC_IN_SAMPLE, 0); + /* wait before we collect the data till the DBGC stop */ + udelay(100); + } + iwl_mvm_fw_error_dump(mvm); /* start recording again if the firmware is not crashed */ diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index 78ec7db64ba5..d6314ddf57b5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -478,6 +478,11 @@ static void iwl_mvm_stat_iterator(void *_data, u8 *mac, if (vif->type != NL80211_IFTYPE_STATION) return; + if (sig == 0) { + IWL_DEBUG_RX(mvm, "RSSI is 0 - skip signal based decision\n"); + return; + } + mvmvif->bf_data.ave_beacon_signal = sig; /* BT Coex */ diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 74e1c86289dc..1075a213bd6a 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -319,7 +319,7 @@ int iwl_mvm_rx_scan_offload_iter_complete_notif(struct iwl_mvm *mvm, struct iwl_device_cmd *cmd) { struct iwl_rx_packet *pkt = rxb_addr(rxb); - struct iwl_scan_complete_notif *notif = (void *)pkt->data; + struct iwl_lmac_scan_complete_notif *notif = (void *)pkt->data; IWL_DEBUG_SCAN(mvm, "Scan offload iteration complete: status=0x%x scanned channels=%d\n", diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 2de8fbfe4edf..47bbf573fdc8 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -5,8 +5,8 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2007 - 2015 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -31,8 +31,8 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. - * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH + * Copyright(c) 2005 - 2015 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -104,7 +104,7 @@ static void iwl_pcie_free_fw_monitor(struct iwl_trans *trans) static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - struct page *page; + struct page *page = NULL; dma_addr_t phys; u32 size; u8 power; @@ -131,6 +131,7 @@ static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans) DMA_FROM_DEVICE); if (dma_mapping_error(trans->dev, phys)) { __free_pages(page, order); + page = NULL; continue; } IWL_INFO(trans, @@ -1020,7 +1021,7 @@ static void iwl_trans_pcie_fw_alive(struct iwl_trans *trans, u32 scd_addr) iwl_pcie_tx_start(trans, scd_addr); } -static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) +static void iwl_trans_pcie_stop_device(struct iwl_trans *trans, bool low_power) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); bool hw_rfkill, was_hw_rfkill; @@ -1115,7 +1116,7 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state) { if (iwl_op_mode_hw_rf_kill(trans->op_mode, state)) - iwl_trans_pcie_stop_device(trans); + iwl_trans_pcie_stop_device(trans, true); } static void iwl_trans_pcie_d3_suspend(struct iwl_trans *trans, bool test) @@ -1200,7 +1201,7 @@ static int iwl_trans_pcie_d3_resume(struct iwl_trans *trans, return 0; } -static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) +static int iwl_trans_pcie_start_hw(struct iwl_trans *trans, bool low_power) { bool hw_rfkill; int err; diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index f0188c83c79f..2721cf89fb16 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -126,7 +126,7 @@ static int _usbctrl_vendorreq_sync_read(struct usb_device *udev, u8 request, do { status = usb_control_msg(udev, pipe, request, reqtype, value, - index, pdata, len, 0); /*max. timeout*/ + index, pdata, len, 1000); if (status < 0) { /* firmware download is checksumed, don't retry */ if ((value >= FW_8192C_START_ADDRESS && diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c index 8be2096c8423..deeaed544222 100644 --- a/drivers/parisc/superio.c +++ b/drivers/parisc/superio.c @@ -348,7 +348,7 @@ int superio_fixup_irq(struct pci_dev *pcidev) BUG(); return -1; } - printk("superio_fixup_irq(%s) ven 0x%x dev 0x%x from %pf\n", + printk(KERN_DEBUG "superio_fixup_irq(%s) ven 0x%x dev 0x%x from %ps\n", pci_name(pcidev), pcidev->vendor, pcidev->device, __builtin_return_address(0)); diff --git a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c index de684ca93b5a..ae4115e4b4ef 100644 --- a/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c +++ b/drivers/pinctrl/qcom/pinctrl-spmi-gpio.c @@ -418,7 +418,7 @@ static int pmic_gpio_config_set(struct pinctrl_dev *pctldev, unsigned int pin, return ret; val = pad->buffer_type << PMIC_GPIO_REG_OUT_TYPE_SHIFT; - val = pad->strength << PMIC_GPIO_REG_OUT_STRENGTH_SHIFT; + val |= pad->strength << PMIC_GPIO_REG_OUT_STRENGTH_SHIFT; ret = pmic_gpio_write(state, pad, PMIC_GPIO_REG_DIG_OUT_CTL, val); if (ret < 0) @@ -467,12 +467,13 @@ static void pmic_gpio_config_dbg_show(struct pinctrl_dev *pctldev, seq_puts(s, " ---"); } else { - if (!pad->input_enabled) { + if (pad->input_enabled) { ret = pmic_gpio_read(state, pad, PMIC_MPP_REG_RT_STS); - if (!ret) { - ret &= PMIC_MPP_REG_RT_STS_VAL_MASK; - pad->out_value = ret; - } + if (ret < 0) + return; + + ret &= PMIC_MPP_REG_RT_STS_VAL_MASK; + pad->out_value = ret; } seq_printf(s, " %-4s", pad->output_enabled ? "out" : "in"); diff --git a/drivers/power/axp288_fuel_gauge.c b/drivers/power/axp288_fuel_gauge.c index ca1cc5a47eb1..bd1dbfee2515 100644 --- a/drivers/power/axp288_fuel_gauge.c +++ b/drivers/power/axp288_fuel_gauge.c @@ -1149,6 +1149,7 @@ static struct platform_driver axp288_fuel_gauge_driver = { module_platform_driver(axp288_fuel_gauge_driver); +MODULE_AUTHOR("Ramakrishna Pallala <ramakrishna.pallala@intel.com>"); MODULE_AUTHOR("Todd Brandt <todd.e.brandt@linux.intel.com>"); MODULE_DESCRIPTION("Xpower AXP288 Fuel Gauge Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c index a57433de5c24..b6b98378faa3 100644 --- a/drivers/power/bq27x00_battery.c +++ b/drivers/power/bq27x00_battery.c @@ -1109,6 +1109,14 @@ static void __exit bq27x00_battery_exit(void) } module_exit(bq27x00_battery_exit); +#ifdef CONFIG_BATTERY_BQ27X00_PLATFORM +MODULE_ALIAS("platform:bq27000-battery"); +#endif + +#ifdef CONFIG_BATTERY_BQ27X00_I2C +MODULE_ALIAS("i2c:bq27000-battery"); +#endif + MODULE_AUTHOR("Rodolfo Giometti <giometti@linux.it>"); MODULE_DESCRIPTION("BQ27x00 battery monitor driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/power/collie_battery.c b/drivers/power/collie_battery.c index 2da9ed8ccbb5..8a971b3dbe58 100644 --- a/drivers/power/collie_battery.c +++ b/drivers/power/collie_battery.c @@ -347,7 +347,7 @@ static int collie_bat_probe(struct ucb1x00_dev *dev) goto err_psy_reg_main; } - psy_main_cfg.drv_data = &collie_bat_bu; + psy_bu_cfg.drv_data = &collie_bat_bu; collie_bat_bu.psy = power_supply_register(&dev->ucb->dev, &collie_bat_bu_desc, &psy_bu_cfg); diff --git a/drivers/power/reset/Kconfig b/drivers/power/reset/Kconfig index aad9c3318c02..17d93a73c513 100644 --- a/drivers/power/reset/Kconfig +++ b/drivers/power/reset/Kconfig @@ -41,6 +41,7 @@ config POWER_RESET_AXXIA config POWER_RESET_BRCMSTB bool "Broadcom STB reset driver" depends on ARM || MIPS || COMPILE_TEST + depends on MFD_SYSCON default ARCH_BRCMSTB help This driver provides restart support for Broadcom STB boards. diff --git a/drivers/power/reset/at91-reset.c b/drivers/power/reset/at91-reset.c index 01c7055c4200..ca461ebc7ae8 100644 --- a/drivers/power/reset/at91-reset.c +++ b/drivers/power/reset/at91-reset.c @@ -212,9 +212,9 @@ static int at91_reset_platform_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, idx + 1 ); at91_ramc_base[idx] = devm_ioremap(&pdev->dev, res->start, resource_size(res)); - if (IS_ERR(at91_ramc_base[idx])) { + if (!at91_ramc_base[idx]) { dev_err(&pdev->dev, "Could not map ram controller address\n"); - return PTR_ERR(at91_ramc_base[idx]); + return -ENOMEM; } } diff --git a/drivers/power/reset/ltc2952-poweroff.c b/drivers/power/reset/ltc2952-poweroff.c index 7ef193b6f7fe..1e08195551fe 100644 --- a/drivers/power/reset/ltc2952-poweroff.c +++ b/drivers/power/reset/ltc2952-poweroff.c @@ -120,18 +120,7 @@ static enum hrtimer_restart ltc2952_poweroff_timer_wde(struct hrtimer *timer) static void ltc2952_poweroff_start_wde(struct ltc2952_poweroff *data) { - if (hrtimer_start(&data->timer_wde, data->wde_interval, - HRTIMER_MODE_REL)) { - /* - * The device will not toggle the watchdog reset, - * thus shut down is only safe if the PowerPath controller - * has a long enough time-off before triggering a hardware - * power-off. - * - * Only sending a warning as the system will power-off anyway - */ - dev_err(data->dev, "unable to start the timer\n"); - } + hrtimer_start(&data->timer_wde, data->wde_interval, HRTIMER_MODE_REL); } static enum hrtimer_restart @@ -165,9 +154,8 @@ static irqreturn_t ltc2952_poweroff_handler(int irq, void *dev_id) } if (gpiod_get_value(data->gpio_trigger)) { - if (hrtimer_start(&data->timer_trigger, data->trigger_delay, - HRTIMER_MODE_REL)) - dev_err(data->dev, "unable to start the wait timer\n"); + hrtimer_start(&data->timer_trigger, data->trigger_delay, + HRTIMER_MODE_REL); } else { hrtimer_cancel(&data->timer_trigger); /* omitting return value check, timer should have been valid */ diff --git a/drivers/rtc/rtc-armada38x.c b/drivers/rtc/rtc-armada38x.c index cb70ced7e0db..4b62d1a875e4 100644 --- a/drivers/rtc/rtc-armada38x.c +++ b/drivers/rtc/rtc-armada38x.c @@ -64,7 +64,7 @@ static void rtc_delayed_write(u32 val, struct armada38x_rtc *rtc, int offset) static int armada38x_rtc_read_time(struct device *dev, struct rtc_time *tm) { struct armada38x_rtc *rtc = dev_get_drvdata(dev); - unsigned long time, time_check, flags; + unsigned long time, time_check; mutex_lock(&rtc->mutex_time); time = readl(rtc->regs + RTC_TIME); diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 198f96b7fb45..72b059081559 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -78,6 +78,7 @@ config SPI_ATMEL config SPI_BCM2835 tristate "BCM2835 SPI controller" depends on ARCH_BCM2835 || COMPILE_TEST + depends on GPIOLIB help This selects a driver for the Broadcom BCM2835 SPI master. @@ -302,7 +303,7 @@ config SPI_FSL_SPI config SPI_FSL_DSPI tristate "Freescale DSPI controller" select REGMAP_MMIO - depends on SOC_VF610 || COMPILE_TEST + depends on SOC_VF610 || SOC_LS1021A || COMPILE_TEST help This enables support for the Freescale DSPI controller in master mode. VF610 platform uses the controller. diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c index f63864a893c5..37875cf942f7 100644 --- a/drivers/spi/spi-bcm2835.c +++ b/drivers/spi/spi-bcm2835.c @@ -164,13 +164,12 @@ static int bcm2835_spi_transfer_one_poll(struct spi_master *master, unsigned long xfer_time_us) { struct bcm2835_spi *bs = spi_master_get_devdata(master); - unsigned long timeout = jiffies + - max(4 * xfer_time_us * HZ / 1000000, 2uL); + /* set timeout to 1 second of maximum polling */ + unsigned long timeout = jiffies + HZ; /* enable HW block without interrupts */ bcm2835_wr(bs, BCM2835_SPI_CS, cs | BCM2835_SPI_CS_TA); - /* set timeout to 4x the expected time, or 2 jiffies */ /* loop until finished the transfer */ while (bs->rx_len) { /* read from fifo as much as possible */ diff --git a/drivers/spi/spi-bitbang.c b/drivers/spi/spi-bitbang.c index 5ef6638d5e8a..840a4984d365 100644 --- a/drivers/spi/spi-bitbang.c +++ b/drivers/spi/spi-bitbang.c @@ -180,7 +180,6 @@ int spi_bitbang_setup(struct spi_device *spi) { struct spi_bitbang_cs *cs = spi->controller_state; struct spi_bitbang *bitbang; - int retval; unsigned long flags; bitbang = spi_master_get_devdata(spi->master); @@ -197,9 +196,11 @@ int spi_bitbang_setup(struct spi_device *spi) if (!cs->txrx_word) return -EINVAL; - retval = bitbang->setup_transfer(spi, NULL); - if (retval < 0) - return retval; + if (bitbang->setup_transfer) { + int retval = bitbang->setup_transfer(spi, NULL); + if (retval < 0) + return retval; + } dev_dbg(&spi->dev, "%s, %u nsec/bit\n", __func__, 2 * cs->nsecs); @@ -295,9 +296,11 @@ static int spi_bitbang_transfer_one(struct spi_master *master, /* init (-1) or override (1) transfer params */ if (do_setup != 0) { - status = bitbang->setup_transfer(spi, t); - if (status < 0) - break; + if (bitbang->setup_transfer) { + status = bitbang->setup_transfer(spi, t); + if (status < 0) + break; + } if (do_setup == -1) do_setup = 0; } diff --git a/drivers/spi/spi-fsl-cpm.c b/drivers/spi/spi-fsl-cpm.c index 9c46a3058743..896add8cfd3b 100644 --- a/drivers/spi/spi-fsl-cpm.c +++ b/drivers/spi/spi-fsl-cpm.c @@ -24,6 +24,7 @@ #include <linux/of_address.h> #include <linux/spi/spi.h> #include <linux/types.h> +#include <linux/platform_device.h> #include "spi-fsl-cpm.h" #include "spi-fsl-lib.h" @@ -269,17 +270,6 @@ static unsigned long fsl_spi_cpm_get_pram(struct mpc8xxx_spi *mspi) if (mspi->flags & SPI_CPM2) { pram_ofs = cpm_muram_alloc(SPI_PRAM_SIZE, 64); out_be16(spi_base, pram_ofs); - } else { - struct spi_pram __iomem *pram = spi_base; - u16 rpbase = in_be16(&pram->rpbase); - - /* Microcode relocation patch applied? */ - if (rpbase) { - pram_ofs = rpbase; - } else { - pram_ofs = cpm_muram_alloc(SPI_PRAM_SIZE, 64); - out_be16(spi_base, pram_ofs); - } } iounmap(spi_base); @@ -292,7 +282,6 @@ int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi) struct device_node *np = dev->of_node; const u32 *iprop; int size; - unsigned long pram_ofs; unsigned long bds_ofs; if (!(mspi->flags & SPI_CPM_MODE)) @@ -319,8 +308,26 @@ int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi) } } - pram_ofs = fsl_spi_cpm_get_pram(mspi); - if (IS_ERR_VALUE(pram_ofs)) { + if (mspi->flags & SPI_CPM1) { + struct resource *res; + void *pram; + + res = platform_get_resource(to_platform_device(dev), + IORESOURCE_MEM, 1); + pram = devm_ioremap_resource(dev, res); + if (IS_ERR(pram)) + mspi->pram = NULL; + else + mspi->pram = pram; + } else { + unsigned long pram_ofs = fsl_spi_cpm_get_pram(mspi); + + if (IS_ERR_VALUE(pram_ofs)) + mspi->pram = NULL; + else + mspi->pram = cpm_muram_addr(pram_ofs); + } + if (mspi->pram == NULL) { dev_err(dev, "can't allocate spi parameter ram\n"); goto err_pram; } @@ -346,8 +353,6 @@ int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi) goto err_dummy_rx; } - mspi->pram = cpm_muram_addr(pram_ofs); - mspi->tx_bd = cpm_muram_addr(bds_ofs); mspi->rx_bd = cpm_muram_addr(bds_ofs + sizeof(*mspi->tx_bd)); @@ -375,7 +380,8 @@ err_dummy_rx: err_dummy_tx: cpm_muram_free(bds_ofs); err_bds: - cpm_muram_free(pram_ofs); + if (!(mspi->flags & SPI_CPM1)) + cpm_muram_free(cpm_muram_offset(mspi->pram)); err_pram: fsl_spi_free_dummy_rx(); return -ENOMEM; diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c index d0a73a09a9bd..80d245ac846f 100644 --- a/drivers/spi/spi-fsl-espi.c +++ b/drivers/spi/spi-fsl-espi.c @@ -359,14 +359,16 @@ static void fsl_espi_rw_trans(struct spi_message *m, struct fsl_espi_transfer *trans, u8 *rx_buff) { struct fsl_espi_transfer *espi_trans = trans; - unsigned int n_tx = espi_trans->n_tx; - unsigned int n_rx = espi_trans->n_rx; + unsigned int total_len = espi_trans->len; struct spi_transfer *t; u8 *local_buf; u8 *rx_buf = rx_buff; unsigned int trans_len; unsigned int addr; - int i, pos, loop; + unsigned int tx_only; + unsigned int rx_pos = 0; + unsigned int pos; + int i, loop; local_buf = kzalloc(SPCOM_TRANLEN_MAX, GFP_KERNEL); if (!local_buf) { @@ -374,36 +376,48 @@ static void fsl_espi_rw_trans(struct spi_message *m, return; } - for (pos = 0, loop = 0; pos < n_rx; pos += trans_len, loop++) { - trans_len = n_rx - pos; - if (trans_len > SPCOM_TRANLEN_MAX - n_tx) - trans_len = SPCOM_TRANLEN_MAX - n_tx; + for (pos = 0, loop = 0; pos < total_len; pos += trans_len, loop++) { + trans_len = total_len - pos; i = 0; + tx_only = 0; list_for_each_entry(t, &m->transfers, transfer_list) { if (t->tx_buf) { memcpy(local_buf + i, t->tx_buf, t->len); i += t->len; + if (!t->rx_buf) + tx_only += t->len; } } + /* Add additional TX bytes to compensate SPCOM_TRANLEN_MAX */ + if (loop > 0) + trans_len += tx_only; + + if (trans_len > SPCOM_TRANLEN_MAX) + trans_len = SPCOM_TRANLEN_MAX; + + /* Update device offset */ if (pos > 0) { addr = fsl_espi_cmd2addr(local_buf); - addr += pos; + addr += rx_pos; fsl_espi_addr2cmd(addr, local_buf); } - espi_trans->n_tx = n_tx; - espi_trans->n_rx = trans_len; - espi_trans->len = trans_len + n_tx; + espi_trans->len = trans_len; espi_trans->tx_buf = local_buf; espi_trans->rx_buf = local_buf; fsl_espi_do_trans(m, espi_trans); - memcpy(rx_buf + pos, espi_trans->rx_buf + n_tx, trans_len); + /* If there is at least one RX byte then copy it to rx_buf */ + if (tx_only < SPCOM_TRANLEN_MAX) + memcpy(rx_buf + rx_pos, espi_trans->rx_buf + tx_only, + trans_len - tx_only); + + rx_pos += trans_len - tx_only; if (loop > 0) - espi_trans->actual_length += espi_trans->len - n_tx; + espi_trans->actual_length += espi_trans->len - tx_only; else espi_trans->actual_length += espi_trans->len; } @@ -418,6 +432,7 @@ static int fsl_espi_do_one_msg(struct spi_master *master, u8 *rx_buf = NULL; unsigned int n_tx = 0; unsigned int n_rx = 0; + unsigned int xfer_len = 0; struct fsl_espi_transfer espi_trans; list_for_each_entry(t, &m->transfers, transfer_list) { @@ -427,11 +442,13 @@ static int fsl_espi_do_one_msg(struct spi_master *master, n_rx += t->len; rx_buf = t->rx_buf; } + if ((t->tx_buf) || (t->rx_buf)) + xfer_len += t->len; } espi_trans.n_tx = n_tx; espi_trans.n_rx = n_rx; - espi_trans.len = n_tx + n_rx; + espi_trans.len = xfer_len; espi_trans.actual_length = 0; espi_trans.status = 0; diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 4df8942058de..d1a5b9fc3eba 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -1210,6 +1210,7 @@ static int omap2_mcspi_transfer_one_message(struct spi_master *master, struct omap2_mcspi *mcspi; struct omap2_mcspi_dma *mcspi_dma; struct spi_transfer *t; + int status; spi = m->spi; mcspi = spi_master_get_devdata(master); @@ -1229,7 +1230,8 @@ static int omap2_mcspi_transfer_one_message(struct spi_master *master, tx_buf ? "tx" : "", rx_buf ? "rx" : "", t->bits_per_word); - return -EINVAL; + status = -EINVAL; + goto out; } if (m->is_dma_mapped || len < DMA_MIN_BYTES) @@ -1241,7 +1243,8 @@ static int omap2_mcspi_transfer_one_message(struct spi_master *master, if (dma_mapping_error(mcspi->dev, t->tx_dma)) { dev_dbg(mcspi->dev, "dma %cX %d bytes error\n", 'T', len); - return -EINVAL; + status = -EINVAL; + goto out; } } if (mcspi_dma->dma_rx && rx_buf != NULL) { @@ -1253,14 +1256,19 @@ static int omap2_mcspi_transfer_one_message(struct spi_master *master, if (tx_buf != NULL) dma_unmap_single(mcspi->dev, t->tx_dma, len, DMA_TO_DEVICE); - return -EINVAL; + status = -EINVAL; + goto out; } } } omap2_mcspi_work(mcspi, m); + /* spi_finalize_current_message() changes the status inside the + * spi_message, save the status here. */ + status = m->status; +out: spi_finalize_current_message(master); - return 0; + return status; } static int omap2_mcspi_master_setup(struct omap2_mcspi *mcspi) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index d5d7d2235163..50910d85df5a 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -583,6 +583,15 @@ static int spi_unmap_msg(struct spi_master *master, struct spi_message *msg) rx_dev = master->dma_rx->device->dev; list_for_each_entry(xfer, &msg->transfers, transfer_list) { + /* + * Restore the original value of tx_buf or rx_buf if they are + * NULL. + */ + if (xfer->tx_buf == master->dummy_tx) + xfer->tx_buf = NULL; + if (xfer->rx_buf == master->dummy_rx) + xfer->rx_buf = NULL; + if (!master->can_dma(master, msg->spi, xfer)) continue; diff --git a/drivers/staging/gdm724x/gdm_mux.c b/drivers/staging/gdm724x/gdm_mux.c index 8199b0a697bb..1cf24e4edf25 100644 --- a/drivers/staging/gdm724x/gdm_mux.c +++ b/drivers/staging/gdm724x/gdm_mux.c @@ -158,7 +158,7 @@ static int up_to_host(struct mux_rx *r) unsigned int start_flag; unsigned int payload_size; unsigned short packet_type; - int dummy_cnt; + int total_len; u32 packet_size_sum = r->offset; int index; int ret = TO_HOST_INVALID_PACKET; @@ -176,10 +176,10 @@ static int up_to_host(struct mux_rx *r) break; } - dummy_cnt = ALIGN(MUX_HEADER_SIZE + payload_size, 4); + total_len = ALIGN(MUX_HEADER_SIZE + payload_size, 4); if (len - packet_size_sum < - MUX_HEADER_SIZE + payload_size + dummy_cnt) { + total_len) { pr_err("invalid payload : %d %d %04x\n", payload_size, len, packet_type); break; @@ -202,7 +202,7 @@ static int up_to_host(struct mux_rx *r) break; } - packet_size_sum += MUX_HEADER_SIZE + payload_size + dummy_cnt; + packet_size_sum += total_len; if (len - packet_size_sum <= MUX_HEADER_SIZE + 2) { ret = r->callback(NULL, 0, @@ -361,7 +361,6 @@ static int gdm_mux_send(void *priv_dev, void *data, int len, int tty_index, struct mux_pkt_header *mux_header; struct mux_tx *t = NULL; static u32 seq_num = 1; - int dummy_cnt; int total_len; int ret; unsigned long flags; @@ -374,9 +373,7 @@ static int gdm_mux_send(void *priv_dev, void *data, int len, int tty_index, spin_lock_irqsave(&mux_dev->write_lock, flags); - dummy_cnt = ALIGN(MUX_HEADER_SIZE + len, 4); - - total_len = len + MUX_HEADER_SIZE + dummy_cnt; + total_len = ALIGN(MUX_HEADER_SIZE + len, 4); t = alloc_mux_tx(total_len); if (!t) { @@ -392,7 +389,8 @@ static int gdm_mux_send(void *priv_dev, void *data, int len, int tty_index, mux_header->packet_type = __cpu_to_le16(packet_type[tty_index]); memcpy(t->buf+MUX_HEADER_SIZE, data, len); - memset(t->buf+MUX_HEADER_SIZE+len, 0, dummy_cnt); + memset(t->buf+MUX_HEADER_SIZE+len, 0, total_len - MUX_HEADER_SIZE - + len); t->len = total_len; t->callback = cb; diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c index 42fba3f5b593..cb0b6387789f 100644 --- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c +++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c @@ -1900,23 +1900,20 @@ static int r871x_mp_ioctl_hdl(struct net_device *dev, struct mp_ioctl_handler *phandler; struct mp_ioctl_param *poidparam; unsigned long BytesRead, BytesWritten, BytesNeeded; - u8 *pparmbuf = NULL, bset; + u8 *pparmbuf, bset; u16 len; uint status; int ret = 0; - if ((!p->length) || (!p->pointer)) { - ret = -EINVAL; - goto _r871x_mp_ioctl_hdl_exit; - } + if ((!p->length) || (!p->pointer)) + return -EINVAL; + bset = (u8)(p->flags & 0xFFFF); len = p->length; - pparmbuf = NULL; pparmbuf = memdup_user(p->pointer, len); - if (IS_ERR(pparmbuf)) { - ret = PTR_ERR(pparmbuf); - goto _r871x_mp_ioctl_hdl_exit; - } + if (IS_ERR(pparmbuf)) + return PTR_ERR(pparmbuf); + poidparam = (struct mp_ioctl_param *)pparmbuf; if (poidparam->subcode >= MAX_MP_IOCTL_SUBCODE) { ret = -EINVAL; diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c index 3c7ea95dd9f9..dbbb2f879a29 100644 --- a/drivers/staging/sm750fb/sm750.c +++ b/drivers/staging/sm750fb/sm750.c @@ -1250,7 +1250,7 @@ err_enable: return -ENODEV; } -static void __exit lynxfb_pci_remove(struct pci_dev *pdev) +static void lynxfb_pci_remove(struct pci_dev *pdev) { struct fb_info *info; struct lynx_share *share; diff --git a/drivers/staging/vt6655/card.c b/drivers/staging/vt6655/card.c index 1cdcf49b2445..e00c0605d154 100644 --- a/drivers/staging/vt6655/card.c +++ b/drivers/staging/vt6655/card.c @@ -362,12 +362,16 @@ bool CARDbSetPhyParameter(struct vnt_private *pDevice, u8 bb_type) * Return Value: none */ bool CARDbUpdateTSF(struct vnt_private *pDevice, unsigned char byRxRate, - u64 qwBSSTimestamp, u64 qwLocalTSF) + u64 qwBSSTimestamp) { + u64 local_tsf; u64 qwTSFOffset = 0; - if (qwBSSTimestamp != qwLocalTSF) { - qwTSFOffset = CARDqGetTSFOffset(byRxRate, qwBSSTimestamp, qwLocalTSF); + CARDbGetCurrentTSF(pDevice, &local_tsf); + + if (qwBSSTimestamp != local_tsf) { + qwTSFOffset = CARDqGetTSFOffset(byRxRate, qwBSSTimestamp, + local_tsf); /* adjust TSF, HW's TSF add TSF Offset reg */ VNSvOutPortD(pDevice->PortOffset + MAC_REG_TSFOFST, (u32)qwTSFOffset); VNSvOutPortD(pDevice->PortOffset + MAC_REG_TSFOFST + 4, (u32)(qwTSFOffset >> 32)); diff --git a/drivers/staging/vt6655/card.h b/drivers/staging/vt6655/card.h index 2dfc41952271..16cca49e680a 100644 --- a/drivers/staging/vt6655/card.h +++ b/drivers/staging/vt6655/card.h @@ -83,7 +83,7 @@ bool CARDbRadioPowerOff(struct vnt_private *); bool CARDbRadioPowerOn(struct vnt_private *); bool CARDbSetPhyParameter(struct vnt_private *, u8); bool CARDbUpdateTSF(struct vnt_private *, unsigned char byRxRate, - u64 qwBSSTimestamp, u64 qwLocalTSF); + u64 qwBSSTimestamp); bool CARDbSetBeaconPeriod(struct vnt_private *, unsigned short wBeaconInterval); #endif /* __CARD_H__ */ diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index 4bb4f8ee4132..0343ae386f03 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -912,7 +912,11 @@ static int vnt_int_report_rate(struct vnt_private *priv, if (!(tsr1 & TSR1_TERR)) { info->status.rates[0].idx = idx; - info->flags |= IEEE80211_TX_STAT_ACK; + + if (info->flags & IEEE80211_TX_CTL_NO_ACK) + info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED; + else + info->flags |= IEEE80211_TX_STAT_ACK; } return 0; @@ -937,9 +941,6 @@ static int device_tx_srv(struct vnt_private *pDevice, unsigned int uIdx) /* Only the status of first TD in the chain is correct */ if (pTD->m_td1TD1.byTCR & TCR_STP) { if ((pTD->pTDInfo->byFlags & TD_FLAGS_NETIF_SKB) != 0) { - - vnt_int_report_rate(pDevice, pTD->pTDInfo, byTsr0, byTsr1); - if (!(byTsr1 & TSR1_TERR)) { if (byTsr0 != 0) { pr_debug(" Tx[%d] OK but has error. tsr1[%02X] tsr0[%02X]\n", @@ -958,6 +959,9 @@ static int device_tx_srv(struct vnt_private *pDevice, unsigned int uIdx) (int)uIdx, byTsr1, byTsr0); } } + + vnt_int_report_rate(pDevice, pTD->pTDInfo, byTsr0, byTsr1); + device_free_tx_buf(pDevice, pTD); pDevice->iTDUsed[uIdx]--; } @@ -989,10 +993,8 @@ static void device_free_tx_buf(struct vnt_private *pDevice, PSTxDesc pDesc) skb->len, DMA_TO_DEVICE); } - if (pTDInfo->byFlags & TD_FLAGS_NETIF_SKB) + if (skb) ieee80211_tx_status_irqsafe(pDevice->hw, skb); - else - dev_kfree_skb_irq(skb); pTDInfo->skb_dma = 0; pTDInfo->skb = NULL; @@ -1204,14 +1206,6 @@ static int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) if (dma_idx == TYPE_AC0DMA) head_td->pTDInfo->byFlags = TD_FLAGS_NETIF_SKB; - priv->iTDUsed[dma_idx]++; - - /* Take ownership */ - wmb(); - head_td->m_td0TD0.f1Owner = OWNED_BY_NIC; - - /* get Next */ - wmb(); priv->apCurrTD[dma_idx] = head_td->next; spin_unlock_irqrestore(&priv->lock, flags); @@ -1232,11 +1226,18 @@ static int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) head_td->buff_addr = cpu_to_le32(head_td->pTDInfo->skb_dma); + /* Poll Transmit the adapter */ + wmb(); + head_td->m_td0TD0.f1Owner = OWNED_BY_NIC; + wmb(); /* second memory barrier */ + if (head_td->pTDInfo->byFlags & TD_FLAGS_NETIF_SKB) MACvTransmitAC0(priv->PortOffset); else MACvTransmit0(priv->PortOffset); + priv->iTDUsed[dma_idx]++; + spin_unlock_irqrestore(&priv->lock, flags); return 0; @@ -1416,9 +1417,16 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, priv->current_aid = conf->aid; - if (changed & BSS_CHANGED_BSSID) + if (changed & BSS_CHANGED_BSSID) { + unsigned long flags; + + spin_lock_irqsave(&priv->lock, flags); + MACvWriteBSSIDAddress(priv->PortOffset, (u8 *)conf->bssid); + spin_unlock_irqrestore(&priv->lock, flags); + } + if (changed & BSS_CHANGED_BASIC_RATES) { priv->basic_rates = conf->basic_rates; @@ -1477,7 +1485,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ASSOC && priv->op_mode != NL80211_IFTYPE_AP) { if (conf->assoc) { CARDbUpdateTSF(priv, conf->beacon_rate->hw_value, - conf->sync_device_ts, conf->sync_tsf); + conf->sync_tsf); CARDbSetBeaconPeriod(priv, conf->beacon_int); diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index f6c2cf8590c4..5c589962a1e8 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -805,10 +805,18 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) vnt_schedule_command(priv, WLAN_CMD_SETPOWER); } - if (current_rate > RATE_11M) - pkt_type = priv->packet_type; - else + if (current_rate > RATE_11M) { + if (info->band == IEEE80211_BAND_5GHZ) { + pkt_type = PK_TYPE_11A; + } else { + if (tx_rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT) + pkt_type = PK_TYPE_11GB; + else + pkt_type = PK_TYPE_11GA; + } + } else { pkt_type = PK_TYPE_11B; + } spin_lock_irqsave(&priv->lock, flags); diff --git a/drivers/thermal/intel_powerclamp.c b/drivers/thermal/intel_powerclamp.c index 12623bc02f46..725718e97a0b 100644 --- a/drivers/thermal/intel_powerclamp.c +++ b/drivers/thermal/intel_powerclamp.c @@ -206,51 +206,57 @@ static void find_target_mwait(void) } +struct pkg_cstate_info { + bool skip; + int msr_index; + int cstate_id; +}; + +#define PKG_CSTATE_INIT(id) { \ + .msr_index = MSR_PKG_C##id##_RESIDENCY, \ + .cstate_id = id \ + } + +static struct pkg_cstate_info pkg_cstates[] = { + PKG_CSTATE_INIT(2), + PKG_CSTATE_INIT(3), + PKG_CSTATE_INIT(6), + PKG_CSTATE_INIT(7), + PKG_CSTATE_INIT(8), + PKG_CSTATE_INIT(9), + PKG_CSTATE_INIT(10), + {NULL}, +}; + static bool has_pkg_state_counter(void) { - u64 tmp; - return !rdmsrl_safe(MSR_PKG_C2_RESIDENCY, &tmp) || - !rdmsrl_safe(MSR_PKG_C3_RESIDENCY, &tmp) || - !rdmsrl_safe(MSR_PKG_C6_RESIDENCY, &tmp) || - !rdmsrl_safe(MSR_PKG_C7_RESIDENCY, &tmp); + u64 val; + struct pkg_cstate_info *info = pkg_cstates; + + /* check if any one of the counter msrs exists */ + while (info->msr_index) { + if (!rdmsrl_safe(info->msr_index, &val)) + return true; + info++; + } + + return false; } static u64 pkg_state_counter(void) { u64 val; u64 count = 0; - - static bool skip_c2; - static bool skip_c3; - static bool skip_c6; - static bool skip_c7; - - if (!skip_c2) { - if (!rdmsrl_safe(MSR_PKG_C2_RESIDENCY, &val)) - count += val; - else - skip_c2 = true; - } - - if (!skip_c3) { - if (!rdmsrl_safe(MSR_PKG_C3_RESIDENCY, &val)) - count += val; - else - skip_c3 = true; - } - - if (!skip_c6) { - if (!rdmsrl_safe(MSR_PKG_C6_RESIDENCY, &val)) - count += val; - else - skip_c6 = true; - } - - if (!skip_c7) { - if (!rdmsrl_safe(MSR_PKG_C7_RESIDENCY, &val)) - count += val; - else - skip_c7 = true; + struct pkg_cstate_info *info = pkg_cstates; + + while (info->msr_index) { + if (!info->skip) { + if (!rdmsrl_safe(info->msr_index, &val)) + count += val; + else + info->skip = true; + } + info++; } return count; @@ -667,7 +673,7 @@ static struct thermal_cooling_device_ops powerclamp_cooling_ops = { }; /* runs on Nehalem and later */ -static const struct x86_cpu_id intel_powerclamp_ids[] = { +static const struct x86_cpu_id intel_powerclamp_ids[] __initconst = { { X86_VENDOR_INTEL, 6, 0x1a}, { X86_VENDOR_INTEL, 6, 0x1c}, { X86_VENDOR_INTEL, 6, 0x1e}, @@ -689,12 +695,13 @@ static const struct x86_cpu_id intel_powerclamp_ids[] = { { X86_VENDOR_INTEL, 6, 0x46}, { X86_VENDOR_INTEL, 6, 0x4c}, { X86_VENDOR_INTEL, 6, 0x4d}, + { X86_VENDOR_INTEL, 6, 0x4f}, { X86_VENDOR_INTEL, 6, 0x56}, {} }; MODULE_DEVICE_TABLE(x86cpu, intel_powerclamp_ids); -static int powerclamp_probe(void) +static int __init powerclamp_probe(void) { if (!x86_match_cpu(intel_powerclamp_ids)) { pr_err("Intel powerclamp does not run on family %d model %d\n", @@ -760,7 +767,7 @@ file_error: debugfs_remove_recursive(debug_dir); } -static int powerclamp_init(void) +static int __init powerclamp_init(void) { int retval; int bitmap_size; @@ -809,7 +816,7 @@ exit_free: } module_init(powerclamp_init); -static void powerclamp_exit(void) +static void __exit powerclamp_exit(void) { unregister_hotcpu_notifier(&powerclamp_cpu_notifier); end_power_clamp(); diff --git a/drivers/thermal/rockchip_thermal.c b/drivers/thermal/rockchip_thermal.c index 3aa46ac7cdbc..cd8f5f93b42c 100644 --- a/drivers/thermal/rockchip_thermal.c +++ b/drivers/thermal/rockchip_thermal.c @@ -529,7 +529,7 @@ static int rockchip_thermal_probe(struct platform_device *pdev) thermal->pclk = devm_clk_get(&pdev->dev, "apb_pclk"); if (IS_ERR(thermal->pclk)) { - error = PTR_ERR(thermal->clk); + error = PTR_ERR(thermal->pclk); dev_err(&pdev->dev, "failed to get apb_pclk clock: %d\n", error); return error; diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_core.h index 0531c752fbbb..8e391812e503 100644 --- a/drivers/thermal/thermal_core.h +++ b/drivers/thermal/thermal_core.h @@ -103,7 +103,7 @@ static inline int of_thermal_get_ntrips(struct thermal_zone_device *tz) static inline bool of_thermal_is_trip_valid(struct thermal_zone_device *tz, int trip) { - return 0; + return false; } static inline const struct thermal_trip * of_thermal_get_trip_points(struct thermal_zone_device *tz) diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 91abc00aa833..2c34c3249972 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -3170,7 +3170,7 @@ static int gsmtty_break_ctl(struct tty_struct *tty, int state) return gsmtty_modem_update(dlci, encode); } -static void gsmtty_remove(struct tty_driver *driver, struct tty_struct *tty) +static void gsmtty_cleanup(struct tty_struct *tty) { struct gsm_dlci *dlci = tty->driver_data; struct gsm_mux *gsm = dlci->gsm; @@ -3178,7 +3178,6 @@ static void gsmtty_remove(struct tty_driver *driver, struct tty_struct *tty) dlci_put(dlci); dlci_put(gsm->dlci[0]); mux_put(gsm); - driver->ttys[tty->index] = NULL; } /* Virtual ttys for the demux */ @@ -3199,7 +3198,7 @@ static const struct tty_operations gsmtty_ops = { .tiocmget = gsmtty_tiocmget, .tiocmset = gsmtty_tiocmset, .break_ctl = gsmtty_break_ctl, - .remove = gsmtty_remove, + .cleanup = gsmtty_cleanup, }; diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c index 644ddb841d9f..bbc4ce66c2c1 100644 --- a/drivers/tty/n_hdlc.c +++ b/drivers/tty/n_hdlc.c @@ -600,7 +600,7 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, add_wait_queue(&tty->read_wait, &wait); for (;;) { - if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) { + if (test_bit(TTY_OTHER_DONE, &tty->flags)) { ret = -EIO; break; } @@ -828,7 +828,7 @@ static unsigned int n_hdlc_tty_poll(struct tty_struct *tty, struct file *filp, /* set bits for operations that won't block */ if (n_hdlc->rx_buf_list.head) mask |= POLLIN | POLLRDNORM; /* readable */ - if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) + if (test_bit(TTY_OTHER_DONE, &tty->flags)) mask |= POLLHUP; if (tty_hung_up_p(filp)) mask |= POLLHUP; diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index cf6e0f2e1331..cc57a3a6b02b 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1949,6 +1949,18 @@ static inline int input_available_p(struct tty_struct *tty, int poll) return ldata->commit_head - ldata->read_tail >= amt; } +static inline int check_other_done(struct tty_struct *tty) +{ + int done = test_bit(TTY_OTHER_DONE, &tty->flags); + if (done) { + /* paired with cmpxchg() in check_other_closed(); ensures + * read buffer head index is not stale + */ + smp_mb__after_atomic(); + } + return done; +} + /** * copy_from_read_buf - copy read data directly * @tty: terminal device @@ -2167,7 +2179,7 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, struct n_tty_data *ldata = tty->disc_data; unsigned char __user *b = buf; DEFINE_WAIT_FUNC(wait, woken_wake_function); - int c; + int c, done; int minimum, time; ssize_t retval = 0; long timeout; @@ -2235,8 +2247,10 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, ((minimum - (b - buf)) >= 1)) ldata->minimum_to_wake = (minimum - (b - buf)); + done = check_other_done(tty); + if (!input_available_p(tty, 0)) { - if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) { + if (done) { retval = -EIO; break; } @@ -2443,12 +2457,12 @@ static unsigned int n_tty_poll(struct tty_struct *tty, struct file *file, poll_wait(file, &tty->read_wait, wait); poll_wait(file, &tty->write_wait, wait); + if (check_other_done(tty)) + mask |= POLLHUP; if (input_available_p(tty, 1)) mask |= POLLIN | POLLRDNORM; if (tty->packet && tty->link->ctrl_status) mask |= POLLPRI | POLLIN | POLLRDNORM; - if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) - mask |= POLLHUP; if (tty_hung_up_p(file)) mask |= POLLHUP; if (!(mask & (POLLHUP | POLLIN | POLLRDNORM))) { diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index e72ee629cead..4d5e8409769c 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -53,9 +53,8 @@ static void pty_close(struct tty_struct *tty, struct file *filp) /* Review - krefs on tty_link ?? */ if (!tty->link) return; - tty_flush_to_ldisc(tty->link); set_bit(TTY_OTHER_CLOSED, &tty->link->flags); - wake_up_interruptible(&tty->link->read_wait); + tty_flip_buffer_push(tty->link->port); wake_up_interruptible(&tty->link->write_wait); if (tty->driver->subtype == PTY_TYPE_MASTER) { set_bit(TTY_OTHER_CLOSED, &tty->flags); @@ -243,7 +242,9 @@ static int pty_open(struct tty_struct *tty, struct file *filp) goto out; clear_bit(TTY_IO_ERROR, &tty->flags); + /* TTY_OTHER_CLOSED must be cleared before TTY_OTHER_DONE */ clear_bit(TTY_OTHER_CLOSED, &tty->link->flags); + clear_bit(TTY_OTHER_DONE, &tty->link->flags); set_bit(TTY_THROTTLED, &tty->flags); return 0; diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 5a4e9d579585..6f5a0720a8c8 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -1639,6 +1639,9 @@ static int pl011_startup(struct uart_port *port) writew(uap->vendor->ifls, uap->port.membase + UART011_IFLS); + /* Assume that TX IRQ doesn't work until we see one: */ + uap->tx_irq_seen = 0; + spin_lock_irq(&uap->port.lock); /* restore RTS and DTR */ @@ -1702,7 +1705,7 @@ static void pl011_shutdown(struct uart_port *port) spin_lock_irq(&uap->port.lock); uap->im = 0; writew(uap->im, uap->port.membase + UART011_IMSC); - writew(0xffff & ~UART011_TXIS, uap->port.membase + UART011_ICR); + writew(0xffff, uap->port.membase + UART011_ICR); spin_unlock_irq(&uap->port.lock); pl011_dma_shutdown(uap); diff --git a/drivers/tty/serial/earlycon.c b/drivers/tty/serial/earlycon.c index 5fdc9f3ecd64..6dc471e30e79 100644 --- a/drivers/tty/serial/earlycon.c +++ b/drivers/tty/serial/earlycon.c @@ -187,13 +187,8 @@ static int __init param_setup_earlycon(char *buf) return 0; err = setup_earlycon(buf); - if (err == -ENOENT) { - pr_warn("no match for %s\n", buf); - err = 0; - } else if (err == -EALREADY) { - pr_warn("already registered\n"); - err = 0; - } + if (err == -ENOENT || err == -EALREADY) + return 0; return err; } early_param("earlycon", param_setup_earlycon); diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 211479aa34bb..7f49172ccd86 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -1735,6 +1735,8 @@ static int serial_omap_probe(struct platform_device *pdev) err_add_port: pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); + pm_qos_remove_request(&up->pm_qos_request); + device_init_wakeup(up->dev, false); err_rs485: err_port_line: return ret; diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index 75661641f5fe..2f78b77f0f81 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -37,6 +37,28 @@ #define TTY_BUFFER_PAGE (((PAGE_SIZE - sizeof(struct tty_buffer)) / 2) & ~0xFF) +/* + * If all tty flip buffers have been processed by flush_to_ldisc() or + * dropped by tty_buffer_flush(), check if the linked pty has been closed. + * If so, wake the reader/poll to process + */ +static inline void check_other_closed(struct tty_struct *tty) +{ + unsigned long flags, old; + + /* transition from TTY_OTHER_CLOSED => TTY_OTHER_DONE must be atomic */ + for (flags = ACCESS_ONCE(tty->flags); + test_bit(TTY_OTHER_CLOSED, &flags); + ) { + old = flags; + __set_bit(TTY_OTHER_DONE, &flags); + flags = cmpxchg(&tty->flags, old, flags); + if (old == flags) { + wake_up_interruptible(&tty->read_wait); + break; + } + } +} /** * tty_buffer_lock_exclusive - gain exclusive access to buffer @@ -229,6 +251,8 @@ void tty_buffer_flush(struct tty_struct *tty, struct tty_ldisc *ld) if (ld && ld->ops->flush_buffer) ld->ops->flush_buffer(tty); + check_other_closed(tty); + atomic_dec(&buf->priority); mutex_unlock(&buf->lock); } @@ -471,8 +495,10 @@ static void flush_to_ldisc(struct work_struct *work) smp_rmb(); count = head->commit - head->read; if (!count) { - if (next == NULL) + if (next == NULL) { + check_other_closed(tty); break; + } buf->head = next; tty_buffer_free(port, head); continue; @@ -489,19 +515,6 @@ static void flush_to_ldisc(struct work_struct *work) } /** - * tty_flush_to_ldisc - * @tty: tty to push - * - * Push the terminal flip buffers to the line discipline. - * - * Must not be called from IRQ context. - */ -void tty_flush_to_ldisc(struct tty_struct *tty) -{ - flush_work(&tty->port->buf.work); -} - -/** * tty_flip_buffer_push - terminal * @port: tty port to push * diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c index dfb05edcdb96..5b7061a33103 100644 --- a/drivers/usb/chipidea/debug.c +++ b/drivers/usb/chipidea/debug.c @@ -88,9 +88,13 @@ static ssize_t ci_port_test_write(struct file *file, const char __user *ubuf, char buf[32]; int ret; - if (copy_from_user(buf, ubuf, min_t(size_t, sizeof(buf) - 1, count))) + count = min_t(size_t, sizeof(buf) - 1, count); + if (copy_from_user(buf, ubuf, count)) return -EFAULT; + /* sscanf requires a zero terminated string */ + buf[count] = '\0'; + if (sscanf(buf, "%u", &mode) != 1) return -EINVAL; diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 41e510ae8c83..d85abfed84cc 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -106,6 +106,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x04f3, 0x010c), .driver_info = USB_QUIRK_DEVICE_QUALIFIER }, + { USB_DEVICE(0x04f3, 0x0125), .driver_info = + USB_QUIRK_DEVICE_QUALIFIER }, + { USB_DEVICE(0x04f3, 0x016f), .driver_info = USB_QUIRK_DEVICE_QUALIFIER }, diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index edba5348be18..6b486a36863c 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -65,8 +65,8 @@ #define USBOTGSS_IRQENABLE_SET_MISC 0x003c #define USBOTGSS_IRQENABLE_CLR_MISC 0x0040 #define USBOTGSS_IRQMISC_OFFSET 0x03fc -#define USBOTGSS_UTMI_OTG_CTRL 0x0080 -#define USBOTGSS_UTMI_OTG_STATUS 0x0084 +#define USBOTGSS_UTMI_OTG_STATUS 0x0080 +#define USBOTGSS_UTMI_OTG_CTRL 0x0084 #define USBOTGSS_UTMI_OTG_OFFSET 0x0480 #define USBOTGSS_TXFIFO_DEPTH 0x0508 #define USBOTGSS_RXFIFO_DEPTH 0x050c @@ -98,20 +98,20 @@ #define USBOTGSS_IRQMISC_DISCHRGVBUS_FALL (1 << 3) #define USBOTGSS_IRQMISC_IDPULLUP_FALL (1 << 0) -/* UTMI_OTG_CTRL REGISTER */ -#define USBOTGSS_UTMI_OTG_CTRL_DRVVBUS (1 << 5) -#define USBOTGSS_UTMI_OTG_CTRL_CHRGVBUS (1 << 4) -#define USBOTGSS_UTMI_OTG_CTRL_DISCHRGVBUS (1 << 3) -#define USBOTGSS_UTMI_OTG_CTRL_IDPULLUP (1 << 0) - /* UTMI_OTG_STATUS REGISTER */ -#define USBOTGSS_UTMI_OTG_STATUS_SW_MODE (1 << 31) -#define USBOTGSS_UTMI_OTG_STATUS_POWERPRESENT (1 << 9) -#define USBOTGSS_UTMI_OTG_STATUS_TXBITSTUFFENABLE (1 << 8) -#define USBOTGSS_UTMI_OTG_STATUS_IDDIG (1 << 4) -#define USBOTGSS_UTMI_OTG_STATUS_SESSEND (1 << 3) -#define USBOTGSS_UTMI_OTG_STATUS_SESSVALID (1 << 2) -#define USBOTGSS_UTMI_OTG_STATUS_VBUSVALID (1 << 1) +#define USBOTGSS_UTMI_OTG_STATUS_DRVVBUS (1 << 5) +#define USBOTGSS_UTMI_OTG_STATUS_CHRGVBUS (1 << 4) +#define USBOTGSS_UTMI_OTG_STATUS_DISCHRGVBUS (1 << 3) +#define USBOTGSS_UTMI_OTG_STATUS_IDPULLUP (1 << 0) + +/* UTMI_OTG_CTRL REGISTER */ +#define USBOTGSS_UTMI_OTG_CTRL_SW_MODE (1 << 31) +#define USBOTGSS_UTMI_OTG_CTRL_POWERPRESENT (1 << 9) +#define USBOTGSS_UTMI_OTG_CTRL_TXBITSTUFFENABLE (1 << 8) +#define USBOTGSS_UTMI_OTG_CTRL_IDDIG (1 << 4) +#define USBOTGSS_UTMI_OTG_CTRL_SESSEND (1 << 3) +#define USBOTGSS_UTMI_OTG_CTRL_SESSVALID (1 << 2) +#define USBOTGSS_UTMI_OTG_CTRL_VBUSVALID (1 << 1) struct dwc3_omap { struct device *dev; @@ -119,7 +119,7 @@ struct dwc3_omap { int irq; void __iomem *base; - u32 utmi_otg_status; + u32 utmi_otg_ctrl; u32 utmi_otg_offset; u32 irqmisc_offset; u32 irq_eoi_offset; @@ -153,15 +153,15 @@ static inline void dwc3_omap_writel(void __iomem *base, u32 offset, u32 value) writel(value, base + offset); } -static u32 dwc3_omap_read_utmi_status(struct dwc3_omap *omap) +static u32 dwc3_omap_read_utmi_ctrl(struct dwc3_omap *omap) { - return dwc3_omap_readl(omap->base, USBOTGSS_UTMI_OTG_STATUS + + return dwc3_omap_readl(omap->base, USBOTGSS_UTMI_OTG_CTRL + omap->utmi_otg_offset); } -static void dwc3_omap_write_utmi_status(struct dwc3_omap *omap, u32 value) +static void dwc3_omap_write_utmi_ctrl(struct dwc3_omap *omap, u32 value) { - dwc3_omap_writel(omap->base, USBOTGSS_UTMI_OTG_STATUS + + dwc3_omap_writel(omap->base, USBOTGSS_UTMI_OTG_CTRL + omap->utmi_otg_offset, value); } @@ -235,25 +235,25 @@ static void dwc3_omap_set_mailbox(struct dwc3_omap *omap, } } - val = dwc3_omap_read_utmi_status(omap); - val &= ~(USBOTGSS_UTMI_OTG_STATUS_IDDIG - | USBOTGSS_UTMI_OTG_STATUS_VBUSVALID - | USBOTGSS_UTMI_OTG_STATUS_SESSEND); - val |= USBOTGSS_UTMI_OTG_STATUS_SESSVALID - | USBOTGSS_UTMI_OTG_STATUS_POWERPRESENT; - dwc3_omap_write_utmi_status(omap, val); + val = dwc3_omap_read_utmi_ctrl(omap); + val &= ~(USBOTGSS_UTMI_OTG_CTRL_IDDIG + | USBOTGSS_UTMI_OTG_CTRL_VBUSVALID + | USBOTGSS_UTMI_OTG_CTRL_SESSEND); + val |= USBOTGSS_UTMI_OTG_CTRL_SESSVALID + | USBOTGSS_UTMI_OTG_CTRL_POWERPRESENT; + dwc3_omap_write_utmi_ctrl(omap, val); break; case OMAP_DWC3_VBUS_VALID: dev_dbg(omap->dev, "VBUS Connect\n"); - val = dwc3_omap_read_utmi_status(omap); - val &= ~USBOTGSS_UTMI_OTG_STATUS_SESSEND; - val |= USBOTGSS_UTMI_OTG_STATUS_IDDIG - | USBOTGSS_UTMI_OTG_STATUS_VBUSVALID - | USBOTGSS_UTMI_OTG_STATUS_SESSVALID - | USBOTGSS_UTMI_OTG_STATUS_POWERPRESENT; - dwc3_omap_write_utmi_status(omap, val); + val = dwc3_omap_read_utmi_ctrl(omap); + val &= ~USBOTGSS_UTMI_OTG_CTRL_SESSEND; + val |= USBOTGSS_UTMI_OTG_CTRL_IDDIG + | USBOTGSS_UTMI_OTG_CTRL_VBUSVALID + | USBOTGSS_UTMI_OTG_CTRL_SESSVALID + | USBOTGSS_UTMI_OTG_CTRL_POWERPRESENT; + dwc3_omap_write_utmi_ctrl(omap, val); break; case OMAP_DWC3_ID_FLOAT: @@ -263,13 +263,13 @@ static void dwc3_omap_set_mailbox(struct dwc3_omap *omap, case OMAP_DWC3_VBUS_OFF: dev_dbg(omap->dev, "VBUS Disconnect\n"); - val = dwc3_omap_read_utmi_status(omap); - val &= ~(USBOTGSS_UTMI_OTG_STATUS_SESSVALID - | USBOTGSS_UTMI_OTG_STATUS_VBUSVALID - | USBOTGSS_UTMI_OTG_STATUS_POWERPRESENT); - val |= USBOTGSS_UTMI_OTG_STATUS_SESSEND - | USBOTGSS_UTMI_OTG_STATUS_IDDIG; - dwc3_omap_write_utmi_status(omap, val); + val = dwc3_omap_read_utmi_ctrl(omap); + val &= ~(USBOTGSS_UTMI_OTG_CTRL_SESSVALID + | USBOTGSS_UTMI_OTG_CTRL_VBUSVALID + | USBOTGSS_UTMI_OTG_CTRL_POWERPRESENT); + val |= USBOTGSS_UTMI_OTG_CTRL_SESSEND + | USBOTGSS_UTMI_OTG_CTRL_IDDIG; + dwc3_omap_write_utmi_ctrl(omap, val); break; default: @@ -422,22 +422,22 @@ static void dwc3_omap_set_utmi_mode(struct dwc3_omap *omap) struct device_node *node = omap->dev->of_node; int utmi_mode = 0; - reg = dwc3_omap_read_utmi_status(omap); + reg = dwc3_omap_read_utmi_ctrl(omap); of_property_read_u32(node, "utmi-mode", &utmi_mode); switch (utmi_mode) { case DWC3_OMAP_UTMI_MODE_SW: - reg |= USBOTGSS_UTMI_OTG_STATUS_SW_MODE; + reg |= USBOTGSS_UTMI_OTG_CTRL_SW_MODE; break; case DWC3_OMAP_UTMI_MODE_HW: - reg &= ~USBOTGSS_UTMI_OTG_STATUS_SW_MODE; + reg &= ~USBOTGSS_UTMI_OTG_CTRL_SW_MODE; break; default: dev_dbg(omap->dev, "UNKNOWN utmi mode %d\n", utmi_mode); } - dwc3_omap_write_utmi_status(omap, reg); + dwc3_omap_write_utmi_ctrl(omap, reg); } static int dwc3_omap_extcon_register(struct dwc3_omap *omap) @@ -614,7 +614,7 @@ static int dwc3_omap_suspend(struct device *dev) { struct dwc3_omap *omap = dev_get_drvdata(dev); - omap->utmi_otg_status = dwc3_omap_read_utmi_status(omap); + omap->utmi_otg_ctrl = dwc3_omap_read_utmi_ctrl(omap); dwc3_omap_disable_irqs(omap); return 0; @@ -624,7 +624,7 @@ static int dwc3_omap_resume(struct device *dev) { struct dwc3_omap *omap = dev_get_drvdata(dev); - dwc3_omap_write_utmi_status(omap, omap->utmi_otg_status); + dwc3_omap_write_utmi_ctrl(omap, omap->utmi_otg_ctrl); dwc3_omap_enable_irqs(omap); pm_runtime_disable(dev); diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c index c42765b3a060..0495c94a23d7 100644 --- a/drivers/usb/gadget/configfs.c +++ b/drivers/usb/gadget/configfs.c @@ -1295,6 +1295,7 @@ static void purge_configs_funcs(struct gadget_info *gi) } } c->next_interface_id = 0; + memset(c->interface, 0, sizeof(c->interface)); c->superspeed = 0; c->highspeed = 0; c->fullspeed = 0; diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c index 13dfc9915b1d..f7f35a36c09a 100644 --- a/drivers/usb/gadget/function/f_hid.c +++ b/drivers/usb/gadget/function/f_hid.c @@ -437,12 +437,20 @@ static int hidg_setup(struct usb_function *f, | USB_REQ_GET_DESCRIPTOR): switch (value >> 8) { case HID_DT_HID: + { + struct hid_descriptor hidg_desc_copy = hidg_desc; + VDBG(cdev, "USB_REQ_GET_DESCRIPTOR: HID\n"); + hidg_desc_copy.desc[0].bDescriptorType = HID_DT_REPORT; + hidg_desc_copy.desc[0].wDescriptorLength = + cpu_to_le16(hidg->report_desc_length); + length = min_t(unsigned short, length, - hidg_desc.bLength); - memcpy(req->buf, &hidg_desc, length); + hidg_desc_copy.bLength); + memcpy(req->buf, &hidg_desc_copy, length); goto respond; break; + } case HID_DT_REPORT: VDBG(cdev, "USB_REQ_GET_DESCRIPTOR: REPORT\n"); length = min_t(unsigned short, length, @@ -632,6 +640,10 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f) hidg_fs_in_ep_desc.wMaxPacketSize = cpu_to_le16(hidg->report_length); hidg_hs_out_ep_desc.wMaxPacketSize = cpu_to_le16(hidg->report_length); hidg_fs_out_ep_desc.wMaxPacketSize = cpu_to_le16(hidg->report_length); + /* + * We can use hidg_desc struct here but we should not relay + * that its content won't change after returning from this function. + */ hidg_desc.desc[0].bDescriptorType = HID_DT_REPORT; hidg_desc.desc[0].wDescriptorLength = cpu_to_le16(hidg->report_desc_length); diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c index 89179ab20c10..7ee057930ae7 100644 --- a/drivers/usb/gadget/function/u_serial.c +++ b/drivers/usb/gadget/function/u_serial.c @@ -113,6 +113,7 @@ struct gs_port { int write_allocated; struct gs_buf port_write_buf; wait_queue_head_t drain_wait; /* wait while writes drain */ + bool write_busy; /* REVISIT this state ... */ struct usb_cdc_line_coding port_line_coding; /* 8-N-1 etc */ @@ -363,7 +364,7 @@ __acquires(&port->port_lock) int status = 0; bool do_tty_wake = false; - while (!list_empty(pool)) { + while (!port->write_busy && !list_empty(pool)) { struct usb_request *req; int len; @@ -393,9 +394,11 @@ __acquires(&port->port_lock) * NOTE that we may keep sending data for a while after * the TTY closed (dev->ioport->port_tty is NULL). */ + port->write_busy = true; spin_unlock(&port->port_lock); status = usb_ep_queue(in, req, GFP_ATOMIC); spin_lock(&port->port_lock); + port->write_busy = false; if (status) { pr_debug("%s: %s %s err %d\n", diff --git a/drivers/usb/gadget/legacy/acm_ms.c b/drivers/usb/gadget/legacy/acm_ms.c index c30b7b572465..1194b09ae746 100644 --- a/drivers/usb/gadget/legacy/acm_ms.c +++ b/drivers/usb/gadget/legacy/acm_ms.c @@ -121,7 +121,7 @@ static struct usb_function *f_msg; /* * We _always_ have both ACM and mass storage functions. */ -static int __init acm_ms_do_config(struct usb_configuration *c) +static int acm_ms_do_config(struct usb_configuration *c) { struct fsg_opts *opts; int status; @@ -174,7 +174,7 @@ static struct usb_configuration acm_ms_config_driver = { /*-------------------------------------------------------------------------*/ -static int __init acm_ms_bind(struct usb_composite_dev *cdev) +static int acm_ms_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; struct fsg_opts *opts; @@ -249,7 +249,7 @@ fail_get_msg: return status; } -static int __exit acm_ms_unbind(struct usb_composite_dev *cdev) +static int acm_ms_unbind(struct usb_composite_dev *cdev) { usb_put_function(f_msg); usb_put_function_instance(fi_msg); @@ -258,13 +258,13 @@ static int __exit acm_ms_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver acm_ms_driver = { +static struct usb_composite_driver acm_ms_driver = { .name = "g_acm_ms", .dev = &device_desc, .max_speed = USB_SPEED_SUPER, .strings = dev_strings, .bind = acm_ms_bind, - .unbind = __exit_p(acm_ms_unbind), + .unbind = acm_ms_unbind, }; module_usb_composite_driver(acm_ms_driver); diff --git a/drivers/usb/gadget/legacy/audio.c b/drivers/usb/gadget/legacy/audio.c index f46a3956e43d..f289caf18a45 100644 --- a/drivers/usb/gadget/legacy/audio.c +++ b/drivers/usb/gadget/legacy/audio.c @@ -167,7 +167,7 @@ static const struct usb_descriptor_header *otg_desc[] = { /*-------------------------------------------------------------------------*/ -static int __init audio_do_config(struct usb_configuration *c) +static int audio_do_config(struct usb_configuration *c) { int status; @@ -216,7 +216,7 @@ static struct usb_configuration audio_config_driver = { /*-------------------------------------------------------------------------*/ -static int __init audio_bind(struct usb_composite_dev *cdev) +static int audio_bind(struct usb_composite_dev *cdev) { #ifndef CONFIG_GADGET_UAC1 struct f_uac2_opts *uac2_opts; @@ -276,7 +276,7 @@ fail: return status; } -static int __exit audio_unbind(struct usb_composite_dev *cdev) +static int audio_unbind(struct usb_composite_dev *cdev) { #ifdef CONFIG_GADGET_UAC1 if (!IS_ERR_OR_NULL(f_uac1)) @@ -292,13 +292,13 @@ static int __exit audio_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver audio_driver = { +static struct usb_composite_driver audio_driver = { .name = "g_audio", .dev = &device_desc, .strings = audio_strings, .max_speed = USB_SPEED_HIGH, .bind = audio_bind, - .unbind = __exit_p(audio_unbind), + .unbind = audio_unbind, }; module_usb_composite_driver(audio_driver); diff --git a/drivers/usb/gadget/legacy/cdc2.c b/drivers/usb/gadget/legacy/cdc2.c index 2e85d9473478..afd3e37921a7 100644 --- a/drivers/usb/gadget/legacy/cdc2.c +++ b/drivers/usb/gadget/legacy/cdc2.c @@ -104,7 +104,7 @@ static struct usb_function_instance *fi_ecm; /* * We _always_ have both CDC ECM and CDC ACM functions. */ -static int __init cdc_do_config(struct usb_configuration *c) +static int cdc_do_config(struct usb_configuration *c) { int status; @@ -153,7 +153,7 @@ static struct usb_configuration cdc_config_driver = { /*-------------------------------------------------------------------------*/ -static int __init cdc_bind(struct usb_composite_dev *cdev) +static int cdc_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; struct f_ecm_opts *ecm_opts; @@ -211,7 +211,7 @@ fail: return status; } -static int __exit cdc_unbind(struct usb_composite_dev *cdev) +static int cdc_unbind(struct usb_composite_dev *cdev) { usb_put_function(f_acm); usb_put_function_instance(fi_serial); @@ -222,13 +222,13 @@ static int __exit cdc_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver cdc_driver = { +static struct usb_composite_driver cdc_driver = { .name = "g_cdc", .dev = &device_desc, .strings = dev_strings, .max_speed = USB_SPEED_HIGH, .bind = cdc_bind, - .unbind = __exit_p(cdc_unbind), + .unbind = cdc_unbind, }; module_usb_composite_driver(cdc_driver); diff --git a/drivers/usb/gadget/legacy/dbgp.c b/drivers/usb/gadget/legacy/dbgp.c index 633683a72a11..204b10b1a7e7 100644 --- a/drivers/usb/gadget/legacy/dbgp.c +++ b/drivers/usb/gadget/legacy/dbgp.c @@ -284,7 +284,7 @@ fail_1: return -ENODEV; } -static int __init dbgp_bind(struct usb_gadget *gadget, +static int dbgp_bind(struct usb_gadget *gadget, struct usb_gadget_driver *driver) { int err, stp; @@ -406,7 +406,7 @@ fail: return err; } -static __refdata struct usb_gadget_driver dbgp_driver = { +static struct usb_gadget_driver dbgp_driver = { .function = "dbgp", .max_speed = USB_SPEED_HIGH, .bind = dbgp_bind, diff --git a/drivers/usb/gadget/legacy/ether.c b/drivers/usb/gadget/legacy/ether.c index c5fdc61cdc4a..a3323dca218f 100644 --- a/drivers/usb/gadget/legacy/ether.c +++ b/drivers/usb/gadget/legacy/ether.c @@ -222,7 +222,7 @@ static struct usb_function *f_rndis; * the first one present. That's to make Microsoft's drivers happy, * and to follow DOCSIS 1.0 (cable modem standard). */ -static int __init rndis_do_config(struct usb_configuration *c) +static int rndis_do_config(struct usb_configuration *c) { int status; @@ -264,7 +264,7 @@ MODULE_PARM_DESC(use_eem, "use CDC EEM mode"); /* * We _always_ have an ECM, CDC Subset, or EEM configuration. */ -static int __init eth_do_config(struct usb_configuration *c) +static int eth_do_config(struct usb_configuration *c) { int status = 0; @@ -318,7 +318,7 @@ static struct usb_configuration eth_config_driver = { /*-------------------------------------------------------------------------*/ -static int __init eth_bind(struct usb_composite_dev *cdev) +static int eth_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; struct f_eem_opts *eem_opts = NULL; @@ -447,7 +447,7 @@ fail: return status; } -static int __exit eth_unbind(struct usb_composite_dev *cdev) +static int eth_unbind(struct usb_composite_dev *cdev) { if (has_rndis()) { usb_put_function(f_rndis); @@ -466,13 +466,13 @@ static int __exit eth_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver eth_driver = { +static struct usb_composite_driver eth_driver = { .name = "g_ether", .dev = &device_desc, .strings = dev_strings, .max_speed = USB_SPEED_SUPER, .bind = eth_bind, - .unbind = __exit_p(eth_unbind), + .unbind = eth_unbind, }; module_usb_composite_driver(eth_driver); diff --git a/drivers/usb/gadget/legacy/g_ffs.c b/drivers/usb/gadget/legacy/g_ffs.c index b01b88e1b716..7b9ef7e257d2 100644 --- a/drivers/usb/gadget/legacy/g_ffs.c +++ b/drivers/usb/gadget/legacy/g_ffs.c @@ -163,7 +163,7 @@ static int gfs_unbind(struct usb_composite_dev *cdev); static int gfs_do_config(struct usb_configuration *c); -static __refdata struct usb_composite_driver gfs_driver = { +static struct usb_composite_driver gfs_driver = { .name = DRIVER_NAME, .dev = &gfs_dev_desc, .strings = gfs_dev_strings, diff --git a/drivers/usb/gadget/legacy/gmidi.c b/drivers/usb/gadget/legacy/gmidi.c index e02a095294ac..da19c486b61e 100644 --- a/drivers/usb/gadget/legacy/gmidi.c +++ b/drivers/usb/gadget/legacy/gmidi.c @@ -118,7 +118,7 @@ static struct usb_gadget_strings *dev_strings[] = { static struct usb_function_instance *fi_midi; static struct usb_function *f_midi; -static int __exit midi_unbind(struct usb_composite_dev *dev) +static int midi_unbind(struct usb_composite_dev *dev) { usb_put_function(f_midi); usb_put_function_instance(fi_midi); @@ -133,7 +133,7 @@ static struct usb_configuration midi_config = { .MaxPower = CONFIG_USB_GADGET_VBUS_DRAW, }; -static int __init midi_bind_config(struct usb_configuration *c) +static int midi_bind_config(struct usb_configuration *c) { int status; @@ -150,7 +150,7 @@ static int __init midi_bind_config(struct usb_configuration *c) return 0; } -static int __init midi_bind(struct usb_composite_dev *cdev) +static int midi_bind(struct usb_composite_dev *cdev) { struct f_midi_opts *midi_opts; int status; @@ -185,13 +185,13 @@ put: return status; } -static __refdata struct usb_composite_driver midi_driver = { +static struct usb_composite_driver midi_driver = { .name = (char *) longname, .dev = &device_desc, .strings = dev_strings, .max_speed = USB_SPEED_HIGH, .bind = midi_bind, - .unbind = __exit_p(midi_unbind), + .unbind = midi_unbind, }; module_usb_composite_driver(midi_driver); diff --git a/drivers/usb/gadget/legacy/hid.c b/drivers/usb/gadget/legacy/hid.c index 614b06d80b41..2baa572686c6 100644 --- a/drivers/usb/gadget/legacy/hid.c +++ b/drivers/usb/gadget/legacy/hid.c @@ -106,7 +106,7 @@ static struct usb_gadget_strings *dev_strings[] = { /****************************** Configurations ******************************/ -static int __init do_config(struct usb_configuration *c) +static int do_config(struct usb_configuration *c) { struct hidg_func_node *e, *n; int status = 0; @@ -147,7 +147,7 @@ static struct usb_configuration config_driver = { /****************************** Gadget Bind ******************************/ -static int __init hid_bind(struct usb_composite_dev *cdev) +static int hid_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; struct list_head *tmp; @@ -205,7 +205,7 @@ put: return status; } -static int __exit hid_unbind(struct usb_composite_dev *cdev) +static int hid_unbind(struct usb_composite_dev *cdev) { struct hidg_func_node *n; @@ -216,7 +216,7 @@ static int __exit hid_unbind(struct usb_composite_dev *cdev) return 0; } -static int __init hidg_plat_driver_probe(struct platform_device *pdev) +static int hidg_plat_driver_probe(struct platform_device *pdev) { struct hidg_func_descriptor *func = dev_get_platdata(&pdev->dev); struct hidg_func_node *entry; @@ -252,13 +252,13 @@ static int hidg_plat_driver_remove(struct platform_device *pdev) /****************************** Some noise ******************************/ -static __refdata struct usb_composite_driver hidg_driver = { +static struct usb_composite_driver hidg_driver = { .name = "g_hid", .dev = &device_desc, .strings = dev_strings, .max_speed = USB_SPEED_HIGH, .bind = hid_bind, - .unbind = __exit_p(hid_unbind), + .unbind = hid_unbind, }; static struct platform_driver hidg_plat_driver = { diff --git a/drivers/usb/gadget/legacy/mass_storage.c b/drivers/usb/gadget/legacy/mass_storage.c index 8e27a8c96444..e7bfb081f111 100644 --- a/drivers/usb/gadget/legacy/mass_storage.c +++ b/drivers/usb/gadget/legacy/mass_storage.c @@ -130,7 +130,7 @@ static int msg_thread_exits(struct fsg_common *common) return 0; } -static int __init msg_do_config(struct usb_configuration *c) +static int msg_do_config(struct usb_configuration *c) { struct fsg_opts *opts; int ret; @@ -170,7 +170,7 @@ static struct usb_configuration msg_config_driver = { /****************************** Gadget Bind ******************************/ -static int __init msg_bind(struct usb_composite_dev *cdev) +static int msg_bind(struct usb_composite_dev *cdev) { static const struct fsg_operations ops = { .thread_exits = msg_thread_exits, @@ -248,7 +248,7 @@ static int msg_unbind(struct usb_composite_dev *cdev) /****************************** Some noise ******************************/ -static __refdata struct usb_composite_driver msg_driver = { +static struct usb_composite_driver msg_driver = { .name = "g_mass_storage", .dev = &msg_device_desc, .max_speed = USB_SPEED_SUPER, diff --git a/drivers/usb/gadget/legacy/multi.c b/drivers/usb/gadget/legacy/multi.c index 39d27bb343b4..b21b51f0c9fa 100644 --- a/drivers/usb/gadget/legacy/multi.c +++ b/drivers/usb/gadget/legacy/multi.c @@ -149,7 +149,7 @@ static struct usb_function *f_acm_rndis; static struct usb_function *f_rndis; static struct usb_function *f_msg_rndis; -static __init int rndis_do_config(struct usb_configuration *c) +static int rndis_do_config(struct usb_configuration *c) { struct fsg_opts *fsg_opts; int ret; @@ -237,7 +237,7 @@ static struct usb_function *f_acm_multi; static struct usb_function *f_ecm; static struct usb_function *f_msg_multi; -static __init int cdc_do_config(struct usb_configuration *c) +static int cdc_do_config(struct usb_configuration *c) { struct fsg_opts *fsg_opts; int ret; @@ -466,7 +466,7 @@ fail: return status; } -static int __exit multi_unbind(struct usb_composite_dev *cdev) +static int multi_unbind(struct usb_composite_dev *cdev) { #ifdef CONFIG_USB_G_MULTI_CDC usb_put_function(f_msg_multi); @@ -497,13 +497,13 @@ static int __exit multi_unbind(struct usb_composite_dev *cdev) /****************************** Some noise ******************************/ -static __refdata struct usb_composite_driver multi_driver = { +static struct usb_composite_driver multi_driver = { .name = "g_multi", .dev = &device_desc, .strings = dev_strings, .max_speed = USB_SPEED_HIGH, .bind = multi_bind, - .unbind = __exit_p(multi_unbind), + .unbind = multi_unbind, .needs_serial = 1, }; diff --git a/drivers/usb/gadget/legacy/ncm.c b/drivers/usb/gadget/legacy/ncm.c index e90e23db2acb..6ce7421412e9 100644 --- a/drivers/usb/gadget/legacy/ncm.c +++ b/drivers/usb/gadget/legacy/ncm.c @@ -107,7 +107,7 @@ static struct usb_function *f_ncm; /*-------------------------------------------------------------------------*/ -static int __init ncm_do_config(struct usb_configuration *c) +static int ncm_do_config(struct usb_configuration *c) { int status; @@ -143,7 +143,7 @@ static struct usb_configuration ncm_config_driver = { /*-------------------------------------------------------------------------*/ -static int __init gncm_bind(struct usb_composite_dev *cdev) +static int gncm_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; struct f_ncm_opts *ncm_opts; @@ -186,7 +186,7 @@ fail: return status; } -static int __exit gncm_unbind(struct usb_composite_dev *cdev) +static int gncm_unbind(struct usb_composite_dev *cdev) { if (!IS_ERR_OR_NULL(f_ncm)) usb_put_function(f_ncm); @@ -195,13 +195,13 @@ static int __exit gncm_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver ncm_driver = { +static struct usb_composite_driver ncm_driver = { .name = "g_ncm", .dev = &device_desc, .strings = dev_strings, .max_speed = USB_SPEED_HIGH, .bind = gncm_bind, - .unbind = __exit_p(gncm_unbind), + .unbind = gncm_unbind, }; module_usb_composite_driver(ncm_driver); diff --git a/drivers/usb/gadget/legacy/nokia.c b/drivers/usb/gadget/legacy/nokia.c index 9b8fd701648c..4bb498a38a1c 100644 --- a/drivers/usb/gadget/legacy/nokia.c +++ b/drivers/usb/gadget/legacy/nokia.c @@ -118,7 +118,7 @@ static struct usb_function_instance *fi_obex1; static struct usb_function_instance *fi_obex2; static struct usb_function_instance *fi_phonet; -static int __init nokia_bind_config(struct usb_configuration *c) +static int nokia_bind_config(struct usb_configuration *c) { struct usb_function *f_acm; struct usb_function *f_phonet = NULL; @@ -224,7 +224,7 @@ err_get_acm: return status; } -static int __init nokia_bind(struct usb_composite_dev *cdev) +static int nokia_bind(struct usb_composite_dev *cdev) { struct usb_gadget *gadget = cdev->gadget; int status; @@ -307,7 +307,7 @@ err_usb: return status; } -static int __exit nokia_unbind(struct usb_composite_dev *cdev) +static int nokia_unbind(struct usb_composite_dev *cdev) { if (!IS_ERR_OR_NULL(f_obex1_cfg2)) usb_put_function(f_obex1_cfg2); @@ -338,13 +338,13 @@ static int __exit nokia_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver nokia_driver = { +static struct usb_composite_driver nokia_driver = { .name = "g_nokia", .dev = &device_desc, .strings = dev_strings, .max_speed = USB_SPEED_HIGH, .bind = nokia_bind, - .unbind = __exit_p(nokia_unbind), + .unbind = nokia_unbind, }; module_usb_composite_driver(nokia_driver); diff --git a/drivers/usb/gadget/legacy/printer.c b/drivers/usb/gadget/legacy/printer.c index d5b6ee725a2a..1ce7df1060a5 100644 --- a/drivers/usb/gadget/legacy/printer.c +++ b/drivers/usb/gadget/legacy/printer.c @@ -126,7 +126,7 @@ static struct usb_configuration printer_cfg_driver = { .bmAttributes = USB_CONFIG_ATT_ONE | USB_CONFIG_ATT_SELFPOWER, }; -static int __init printer_do_config(struct usb_configuration *c) +static int printer_do_config(struct usb_configuration *c) { struct usb_gadget *gadget = c->cdev->gadget; int status = 0; @@ -152,7 +152,7 @@ static int __init printer_do_config(struct usb_configuration *c) return status; } -static int __init printer_bind(struct usb_composite_dev *cdev) +static int printer_bind(struct usb_composite_dev *cdev) { struct f_printer_opts *opts; int ret, len; @@ -191,7 +191,7 @@ static int __init printer_bind(struct usb_composite_dev *cdev) return ret; } -static int __exit printer_unbind(struct usb_composite_dev *cdev) +static int printer_unbind(struct usb_composite_dev *cdev) { usb_put_function(f_printer); usb_put_function_instance(fi_printer); @@ -199,7 +199,7 @@ static int __exit printer_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver printer_driver = { +static struct usb_composite_driver printer_driver = { .name = shortname, .dev = &device_desc, .strings = dev_strings, diff --git a/drivers/usb/gadget/legacy/serial.c b/drivers/usb/gadget/legacy/serial.c index 1f5f978d35d5..8b7528f9b78e 100644 --- a/drivers/usb/gadget/legacy/serial.c +++ b/drivers/usb/gadget/legacy/serial.c @@ -174,7 +174,7 @@ out: return ret; } -static int __init gs_bind(struct usb_composite_dev *cdev) +static int gs_bind(struct usb_composite_dev *cdev) { int status; @@ -230,7 +230,7 @@ static int gs_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver gserial_driver = { +static struct usb_composite_driver gserial_driver = { .name = "g_serial", .dev = &device_desc, .strings = dev_strings, diff --git a/drivers/usb/gadget/legacy/tcm_usb_gadget.c b/drivers/usb/gadget/legacy/tcm_usb_gadget.c index 8b80addc4ce6..f9b4882fce52 100644 --- a/drivers/usb/gadget/legacy/tcm_usb_gadget.c +++ b/drivers/usb/gadget/legacy/tcm_usb_gadget.c @@ -2397,7 +2397,7 @@ static int usb_target_bind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver usbg_driver = { +static struct usb_composite_driver usbg_driver = { .name = "g_target", .dev = &usbg_device_desc, .strings = usbg_strings, diff --git a/drivers/usb/gadget/legacy/webcam.c b/drivers/usb/gadget/legacy/webcam.c index 04a3da20f742..72c976bf3530 100644 --- a/drivers/usb/gadget/legacy/webcam.c +++ b/drivers/usb/gadget/legacy/webcam.c @@ -334,7 +334,7 @@ static const struct uvc_descriptor_header * const uvc_ss_streaming_cls[] = { * USB configuration */ -static int __init +static int webcam_config_bind(struct usb_configuration *c) { int status = 0; @@ -358,7 +358,7 @@ static struct usb_configuration webcam_config_driver = { .MaxPower = CONFIG_USB_GADGET_VBUS_DRAW, }; -static int /* __init_or_exit */ +static int webcam_unbind(struct usb_composite_dev *cdev) { if (!IS_ERR_OR_NULL(f_uvc)) @@ -368,7 +368,7 @@ webcam_unbind(struct usb_composite_dev *cdev) return 0; } -static int __init +static int webcam_bind(struct usb_composite_dev *cdev) { struct f_uvc_opts *uvc_opts; @@ -422,7 +422,7 @@ error: * Driver */ -static __refdata struct usb_composite_driver webcam_driver = { +static struct usb_composite_driver webcam_driver = { .name = "g_webcam", .dev = &webcam_device_descriptor, .strings = webcam_device_strings, diff --git a/drivers/usb/gadget/legacy/zero.c b/drivers/usb/gadget/legacy/zero.c index 5ee95152493c..c986e8addb90 100644 --- a/drivers/usb/gadget/legacy/zero.c +++ b/drivers/usb/gadget/legacy/zero.c @@ -272,7 +272,7 @@ static struct usb_function_instance *func_inst_lb; module_param_named(qlen, gzero_options.qlen, uint, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(qlen, "depth of loopback queue"); -static int __init zero_bind(struct usb_composite_dev *cdev) +static int zero_bind(struct usb_composite_dev *cdev) { struct f_ss_opts *ss_opts; struct f_lb_opts *lb_opts; @@ -400,7 +400,7 @@ static int zero_unbind(struct usb_composite_dev *cdev) return 0; } -static __refdata struct usb_composite_driver zero_driver = { +static struct usb_composite_driver zero_driver = { .name = "zero", .dev = &device_desc, .strings = dev_strings, diff --git a/drivers/usb/gadget/udc/at91_udc.c b/drivers/usb/gadget/udc/at91_udc.c index 2fbedca3c2b4..fc4226462f8f 100644 --- a/drivers/usb/gadget/udc/at91_udc.c +++ b/drivers/usb/gadget/udc/at91_udc.c @@ -1942,7 +1942,7 @@ err_unprepare_fclk: return retval; } -static int __exit at91udc_remove(struct platform_device *pdev) +static int at91udc_remove(struct platform_device *pdev) { struct at91_udc *udc = platform_get_drvdata(pdev); unsigned long flags; @@ -2018,7 +2018,7 @@ static int at91udc_resume(struct platform_device *pdev) #endif static struct platform_driver at91_udc_driver = { - .remove = __exit_p(at91udc_remove), + .remove = at91udc_remove, .shutdown = at91udc_shutdown, .suspend = at91udc_suspend, .resume = at91udc_resume, diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c index 4c01953a0869..351d48550c33 100644 --- a/drivers/usb/gadget/udc/atmel_usba_udc.c +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c @@ -2186,7 +2186,7 @@ static int usba_udc_probe(struct platform_device *pdev) return 0; } -static int __exit usba_udc_remove(struct platform_device *pdev) +static int usba_udc_remove(struct platform_device *pdev) { struct usba_udc *udc; int i; @@ -2258,7 +2258,7 @@ static int usba_udc_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(usba_udc_pm_ops, usba_udc_suspend, usba_udc_resume); static struct platform_driver udc_driver = { - .remove = __exit_p(usba_udc_remove), + .remove = usba_udc_remove, .driver = { .name = "atmel_usba_udc", .pm = &usba_udc_pm_ops, diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c index 55fcb930f92e..c60022b46a48 100644 --- a/drivers/usb/gadget/udc/fsl_udc_core.c +++ b/drivers/usb/gadget/udc/fsl_udc_core.c @@ -2525,7 +2525,7 @@ err_kfree: /* Driver removal function * Free resources and finish pending transactions */ -static int __exit fsl_udc_remove(struct platform_device *pdev) +static int fsl_udc_remove(struct platform_device *pdev) { struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); struct fsl_usb2_platform_data *pdata = dev_get_platdata(&pdev->dev); @@ -2663,7 +2663,7 @@ static const struct platform_device_id fsl_udc_devtype[] = { }; MODULE_DEVICE_TABLE(platform, fsl_udc_devtype); static struct platform_driver udc_driver = { - .remove = __exit_p(fsl_udc_remove), + .remove = fsl_udc_remove, /* Just for FSL i.mx SoC currently */ .id_table = fsl_udc_devtype, /* these suspend and resume are not usb suspend and resume */ diff --git a/drivers/usb/gadget/udc/fusb300_udc.c b/drivers/usb/gadget/udc/fusb300_udc.c index fb4df159d32d..3970f453de49 100644 --- a/drivers/usb/gadget/udc/fusb300_udc.c +++ b/drivers/usb/gadget/udc/fusb300_udc.c @@ -1342,7 +1342,7 @@ static const struct usb_gadget_ops fusb300_gadget_ops = { .udc_stop = fusb300_udc_stop, }; -static int __exit fusb300_remove(struct platform_device *pdev) +static int fusb300_remove(struct platform_device *pdev) { struct fusb300 *fusb300 = platform_get_drvdata(pdev); @@ -1492,7 +1492,7 @@ clean_up: } static struct platform_driver fusb300_driver = { - .remove = __exit_p(fusb300_remove), + .remove = fusb300_remove, .driver = { .name = (char *) udc_name, }, diff --git a/drivers/usb/gadget/udc/m66592-udc.c b/drivers/usb/gadget/udc/m66592-udc.c index 8c7c83c93713..309706fe4bf0 100644 --- a/drivers/usb/gadget/udc/m66592-udc.c +++ b/drivers/usb/gadget/udc/m66592-udc.c @@ -1528,7 +1528,7 @@ static const struct usb_gadget_ops m66592_gadget_ops = { .pullup = m66592_pullup, }; -static int __exit m66592_remove(struct platform_device *pdev) +static int m66592_remove(struct platform_device *pdev) { struct m66592 *m66592 = platform_get_drvdata(pdev); @@ -1695,7 +1695,7 @@ clean_up: /*-------------------------------------------------------------------------*/ static struct platform_driver m66592_driver = { - .remove = __exit_p(m66592_remove), + .remove = m66592_remove, .driver = { .name = (char *) udc_name, }, diff --git a/drivers/usb/gadget/udc/r8a66597-udc.c b/drivers/usb/gadget/udc/r8a66597-udc.c index 2495fe9c95c5..0293f7169dee 100644 --- a/drivers/usb/gadget/udc/r8a66597-udc.c +++ b/drivers/usb/gadget/udc/r8a66597-udc.c @@ -1820,7 +1820,7 @@ static const struct usb_gadget_ops r8a66597_gadget_ops = { .set_selfpowered = r8a66597_set_selfpowered, }; -static int __exit r8a66597_remove(struct platform_device *pdev) +static int r8a66597_remove(struct platform_device *pdev) { struct r8a66597 *r8a66597 = platform_get_drvdata(pdev); @@ -1974,7 +1974,7 @@ clean_up2: /*-------------------------------------------------------------------------*/ static struct platform_driver r8a66597_driver = { - .remove = __exit_p(r8a66597_remove), + .remove = r8a66597_remove, .driver = { .name = (char *) udc_name, }, diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c index dd3e9fd31b80..1f24274477ab 100644 --- a/drivers/usb/gadget/udc/udc-xilinx.c +++ b/drivers/usb/gadget/udc/udc-xilinx.c @@ -2071,8 +2071,8 @@ static int xudc_probe(struct platform_device *pdev) /* Map the registers */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); udc->addr = devm_ioremap_resource(&pdev->dev, res); - if (!udc->addr) - return -ENOMEM; + if (IS_ERR(udc->addr)) + return PTR_ERR(udc->addr); irq = platform_get_irq(pdev, 0); if (irq < 0) { diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index f5397a517c54..7d34cbfaf373 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2026,8 +2026,13 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, break; case COMP_DEV_ERR: case COMP_STALL: + frame->status = -EPROTO; + skip_td = true; + break; case COMP_TX_ERR: frame->status = -EPROTO; + if (event_trb != td->last_trb) + return 0; skip_td = true; break; case COMP_STOP: @@ -2640,7 +2645,7 @@ irqreturn_t xhci_irq(struct usb_hcd *hcd) xhci_halt(xhci); hw_died: spin_unlock(&xhci->lock); - return -ESHUTDOWN; + return IRQ_HANDLED; } /* diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 8e421b89632d..ea75e8ccd3c1 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1267,7 +1267,7 @@ union xhci_trb { * since the command ring is 64-byte aligned. * It must also be greater than 16. */ -#define TRBS_PER_SEGMENT 64 +#define TRBS_PER_SEGMENT 256 /* Allow two commands + a link TRB, along with any reserved command TRBs */ #define MAX_RSVD_CMD_TRBS (TRBS_PER_SEGMENT - 3) #define TRB_SEGMENT_SIZE (TRBS_PER_SEGMENT*16) diff --git a/drivers/usb/phy/phy-isp1301-omap.c b/drivers/usb/phy/phy-isp1301-omap.c index 1e0e10dd6ba5..3af263cc0caa 100644 --- a/drivers/usb/phy/phy-isp1301-omap.c +++ b/drivers/usb/phy/phy-isp1301-omap.c @@ -94,7 +94,7 @@ struct isp1301 { #if defined(CONFIG_MACH_OMAP_H2) || defined(CONFIG_MACH_OMAP_H3) -#if defined(CONFIG_TPS65010) || defined(CONFIG_TPS65010_MODULE) +#if defined(CONFIG_TPS65010) || (defined(CONFIG_TPS65010_MODULE) && defined(MODULE)) #include <linux/i2c/tps65010.h> diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 84ce2d74894c..9031750e7404 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -127,6 +127,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */ { USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */ { USB_DEVICE(0x10C4, 0x8977) }, /* CEL MeshWorks DevKit Device */ + { USB_DEVICE(0x10C4, 0x8998) }, /* KCF Technologies PRN */ { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */ { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */ { USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */ diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 829604d11f3f..f5257af33ecf 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -61,7 +61,6 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(DCU10_VENDOR_ID, DCU10_PRODUCT_ID) }, { USB_DEVICE(SITECOM_VENDOR_ID, SITECOM_PRODUCT_ID) }, { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_ID) }, - { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_ID) }, { USB_DEVICE(SIEMENS_VENDOR_ID, SIEMENS_PRODUCT_ID_SX1), .driver_info = PL2303_QUIRK_UART_STATE_IDX0 }, { USB_DEVICE(SIEMENS_VENDOR_ID, SIEMENS_PRODUCT_ID_X65), diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h index 71fd9da1d6e7..e3b7af8adfb7 100644 --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -62,10 +62,6 @@ #define ALCATEL_VENDOR_ID 0x11f7 #define ALCATEL_PRODUCT_ID 0x02df -/* Samsung I330 phone cradle */ -#define SAMSUNG_VENDOR_ID 0x04e8 -#define SAMSUNG_PRODUCT_ID 0x8001 - #define SIEMENS_VENDOR_ID 0x11f5 #define SIEMENS_PRODUCT_ID_SX1 0x0001 #define SIEMENS_PRODUCT_ID_X65 0x0003 diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index bf2bd40e5f2a..60afb39eb73c 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -95,7 +95,7 @@ static const struct usb_device_id id_table[] = { .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(ACER_VENDOR_ID, ACER_S10_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, - { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID), + { USB_DEVICE_INTERFACE_CLASS(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID, 0xff), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index d684b4b8108f..caf188800c67 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -766,6 +766,13 @@ UNUSUAL_DEV( 0x059f, 0x0643, 0x0000, 0x0000, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_GO_SLOW ), +/* Reported by Christian Schaller <cschalle@redhat.com> */ +UNUSUAL_DEV( 0x059f, 0x0651, 0x0000, 0x0000, + "LaCie", + "External HDD", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_NO_WP_DETECT ), + /* Submitted by Joel Bourquard <numlock@freesurf.ch> * Some versions of this device need the SubClass and Protocol overrides * while others don't. |
