diff options
Diffstat (limited to 'drivers')
75 files changed, 492 insertions, 952 deletions
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index 1564e0927c21..243ee85e4d2e 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -39,6 +39,7 @@ int register_acpi_bus_type(struct acpi_bus_type *type) } return -ENODEV; } +EXPORT_SYMBOL_GPL(register_acpi_bus_type); int unregister_acpi_bus_type(struct acpi_bus_type *type) { @@ -54,6 +55,7 @@ int unregister_acpi_bus_type(struct acpi_bus_type *type) } return -ENODEV; } +EXPORT_SYMBOL_GPL(unregister_acpi_bus_type); static struct acpi_bus_type *acpi_get_bus_type(struct bus_type *type) { @@ -69,7 +71,6 @@ static struct acpi_bus_type *acpi_get_bus_type(struct bus_type *type) up_read(&bus_type_sem); return ret; } -EXPORT_SYMBOL_GPL(register_acpi_bus_type); static int acpi_find_bridge_device(struct device *dev, acpi_handle * handle) { @@ -86,7 +87,6 @@ static int acpi_find_bridge_device(struct device *dev, acpi_handle * handle) up_read(&bus_type_sem); return ret; } -EXPORT_SYMBOL_GPL(unregister_acpi_bus_type); /* Get device's handler per its address under its parent */ struct acpi_find_child { diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 894d45c6bc67..215ecd097408 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -392,6 +392,7 @@ void acpi_power_resource_unregister_device(struct device *dev, acpi_handle handl __acpi_power_resource_unregister_device(dev, list->handles[i]); } +EXPORT_SYMBOL_GPL(acpi_power_resource_unregister_device); static int __acpi_power_resource_register_device( struct acpi_power_managed_device *powered_device, acpi_handle handle) @@ -462,6 +463,7 @@ no_power_resource: printk(KERN_WARNING PREFIX "Invalid Power Resource to register!"); return -ENODEV; } +EXPORT_SYMBOL_GPL(acpi_power_resource_register_device); /** * acpi_device_sleep_wake - execute _DSW (Device Sleep Wake) or (deprecated in diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 1cc02ca2af2a..028dd425702c 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -809,6 +809,7 @@ int acpi_pm_device_sleep_state(struct device *dev, int *d_min_p, int d_max_in) } return d_max; } +EXPORT_SYMBOL(acpi_pm_device_sleep_state); #endif /* CONFIG_PM */ #ifdef CONFIG_PM_SLEEP @@ -845,6 +846,7 @@ int acpi_pm_device_run_wake(struct device *phys_dev, bool enable) return 0; } +EXPORT_SYMBOL(acpi_pm_device_run_wake); /** * acpi_pm_device_sleep_wake - enable or disable the system wake-up diff --git a/drivers/ata/acard-ahci.c b/drivers/ata/acard-ahci.c index 3bc8c79bf2c7..4e94ba29cb8d 100644 --- a/drivers/ata/acard-ahci.c +++ b/drivers/ata/acard-ahci.c @@ -503,21 +503,10 @@ static int acard_ahci_init_one(struct pci_dev *pdev, const struct pci_device_id &acard_ahci_sht); } -static int __init acard_ahci_init(void) -{ - return pci_register_driver(&acard_ahci_pci_driver); -} - -static void __exit acard_ahci_exit(void) -{ - pci_unregister_driver(&acard_ahci_pci_driver); -} +module_pci_driver(acard_ahci_pci_driver); MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("ACard AHCI SATA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, acard_ahci_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(acard_ahci_init); -module_exit(acard_ahci_exit); diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index ebaf67e4b2bc..062e6a1a248f 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -105,31 +105,27 @@ static struct ata_port_operations ahci_p5wdh_ops = { static const struct ata_port_info ahci_port_info[] = { /* by features */ - [board_ahci] = - { + [board_ahci] = { .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_ign_iferr] = - { + [board_ahci_ign_iferr] = { AHCI_HFLAGS (AHCI_HFLAG_IGN_IRQ_IF_ERR), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_nosntf] = - { + [board_ahci_nosntf] = { AHCI_HFLAGS (AHCI_HFLAG_NO_SNTF), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_yes_fbs] = - { + [board_ahci_yes_fbs] = { AHCI_HFLAGS (AHCI_HFLAG_YES_FBS), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, @@ -137,8 +133,7 @@ static const struct ata_port_info ahci_port_info[] = { .port_ops = &ahci_ops, }, /* by chipsets */ - [board_ahci_mcp65] = - { + [board_ahci_mcp65] = { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ), .flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM, @@ -146,24 +141,21 @@ static const struct ata_port_info ahci_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_mcp77] = - { + [board_ahci_mcp77] = { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_mcp89] = - { + [board_ahci_mcp89] = { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_mv] = - { + [board_ahci_mv] = { AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_MSI | AHCI_HFLAG_MV_PATA | AHCI_HFLAG_NO_PMP), .flags = ATA_FLAG_SATA | ATA_FLAG_PIO_DMA, @@ -171,8 +163,7 @@ static const struct ata_port_info ahci_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, }, - [board_ahci_sb600] = - { + [board_ahci_sb600] = { AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL | AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255 | AHCI_HFLAG_32BIT_ONLY), @@ -181,16 +172,14 @@ static const struct ata_port_info ahci_port_info[] = { .udma_mask = ATA_UDMA6, .port_ops = &ahci_pmp_retry_srst_ops, }, - [board_ahci_sb700] = /* for SB700 and SB800 */ - { + [board_ahci_sb700] = { /* for SB700 and SB800 */ AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_pmp_retry_srst_ops, }, - [board_ahci_vt8251] = - { + [board_ahci_vt8251] = { AHCI_HFLAGS (AHCI_HFLAG_NO_NCQ | AHCI_HFLAG_NO_PMP), .flags = AHCI_FLAG_COMMON, .pio_mask = ATA_PIO4, @@ -777,6 +766,22 @@ static bool ahci_sb600_enable_64bit(struct pci_dev *pdev) }, }, /* + * All BIOS versions for the MSI K9AGM2 (MS-7327) support + * 64bit DMA. + * + * This board also had the typo mentioned above in the + * Manufacturer DMI field (fixed in BIOS version 1.5), so + * match on DMI_BOARD_VENDOR of "MICRO-STAR INTER" again. + */ + { + .ident = "MSI K9AGM2", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, + "MICRO-STAR INTER"), + DMI_MATCH(DMI_BOARD_NAME, "MS-7327"), + }, + }, + /* * All BIOS versions for the Asus M3A support 64bit DMA. * (all release versions from 0301 to 1206 were tested) */ @@ -1233,22 +1238,10 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) &ahci_sht); } -static int __init ahci_init(void) -{ - return pci_register_driver(&ahci_pci_driver); -} - -static void __exit ahci_exit(void) -{ - pci_unregister_driver(&ahci_pci_driver); -} - +module_pci_driver(ahci_pci_driver); MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("AHCI SATA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, ahci_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(ahci_init); -module_exit(ahci_exit); diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c index 9e419e1c2006..09728e09cb31 100644 --- a/drivers/ata/ahci_platform.c +++ b/drivers/ata/ahci_platform.c @@ -15,6 +15,7 @@ #include <linux/kernel.h> #include <linux/gfp.h> #include <linux/module.h> +#include <linux/pm.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/device.h> @@ -271,13 +272,10 @@ static int ahci_resume(struct device *dev) return 0; } - -static struct dev_pm_ops ahci_pm_ops = { - .suspend = &ahci_suspend, - .resume = &ahci_resume, -}; #endif +SIMPLE_DEV_PM_OPS(ahci_pm_ops, ahci_suspend, ahci_resume); + static const struct of_device_id ahci_of_match[] = { { .compatible = "calxeda,hb-ahci", }, { .compatible = "snps,spear-ahci", }, @@ -291,9 +289,7 @@ static struct platform_driver ahci_driver = { .name = "ahci", .owner = THIS_MODULE, .of_match_table = ahci_of_match, -#ifdef CONFIG_PM .pm = &ahci_pm_ops, -#endif }, .id_table = ahci_devtype, }; diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c index aae115600b74..f8f38a08abc5 100644 --- a/drivers/ata/ata_generic.c +++ b/drivers/ata/ata_generic.c @@ -255,17 +255,7 @@ static struct pci_driver ata_generic_pci_driver = { #endif }; -static int __init ata_generic_init(void) -{ - return pci_register_driver(&ata_generic_pci_driver); -} - - -static void __exit ata_generic_exit(void) -{ - pci_unregister_driver(&ata_generic_pci_driver); -} - +module_pci_driver(ata_generic_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for generic ATA"); @@ -273,7 +263,4 @@ MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, ata_generic); MODULE_VERSION(DRV_VERSION); -module_init(ata_generic_init); -module_exit(ata_generic_exit); - module_param(all_generic_ide, int, 0); diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c index bb7c5f1085cc..f1d6901de37d 100644 --- a/drivers/ata/libata-acpi.c +++ b/drivers/ata/libata-acpi.c @@ -16,6 +16,7 @@ #include <linux/libata.h> #include <linux/pci.h> #include <linux/slab.h> +#include <linux/pm_runtime.h> #include <scsi/scsi_device.h> #include "libata.h" @@ -48,62 +49,53 @@ static void ata_acpi_clear_gtf(struct ata_device *dev) } /** - * ata_acpi_associate_sata_port - associate SATA port with ACPI objects - * @ap: target SATA port + * ata_ap_acpi_handle - provide the acpi_handle for an ata_port + * @ap: the acpi_handle returned will correspond to this port * - * Look up ACPI objects associated with @ap and initialize acpi_handle - * fields of @ap, the port and devices accordingly. - * - * LOCKING: - * EH context. - * - * RETURNS: - * 0 on success, -errno on failure. + * Returns the acpi_handle for the ACPI namespace object corresponding to + * the ata_port passed into the function, or NULL if no such object exists */ -void ata_acpi_associate_sata_port(struct ata_port *ap) +acpi_handle ata_ap_acpi_handle(struct ata_port *ap) { - WARN_ON(!(ap->flags & ATA_FLAG_ACPI_SATA)); - - if (!sata_pmp_attached(ap)) { - u64 adr = SATA_ADR(ap->port_no, NO_PORT_MULT); - - ap->link.device->acpi_handle = - acpi_get_child(ap->host->acpi_handle, adr); - } else { - struct ata_link *link; - - ap->link.device->acpi_handle = NULL; - - ata_for_each_link(link, ap, EDGE) { - u64 adr = SATA_ADR(ap->port_no, link->pmp); + if (ap->flags & ATA_FLAG_ACPI_SATA) + return NULL; - link->device->acpi_handle = - acpi_get_child(ap->host->acpi_handle, adr); - } - } + /* + * If acpi bind operation has already happened, we can get the handle + * for the port by checking the corresponding scsi_host device's + * firmware node, otherwise we will need to find out the handle from + * its parent's acpi node. + */ + if (ap->scsi_host) + return DEVICE_ACPI_HANDLE(&ap->scsi_host->shost_gendev); + else + return acpi_get_child(DEVICE_ACPI_HANDLE(ap->host->dev), + ap->port_no); } +EXPORT_SYMBOL(ata_ap_acpi_handle); -static void ata_acpi_associate_ide_port(struct ata_port *ap) +/** + * ata_dev_acpi_handle - provide the acpi_handle for an ata_device + * @dev: the acpi_device returned will correspond to this port + * + * Returns the acpi_handle for the ACPI namespace object corresponding to + * the ata_device passed into the function, or NULL if no such object exists + */ +acpi_handle ata_dev_acpi_handle(struct ata_device *dev) { - int max_devices, i; - - ap->acpi_handle = acpi_get_child(ap->host->acpi_handle, ap->port_no); - if (!ap->acpi_handle) - return; - - max_devices = 1; - if (ap->flags & ATA_FLAG_SLAVE_POSS) - max_devices++; - - for (i = 0; i < max_devices; i++) { - struct ata_device *dev = &ap->link.device[i]; - - dev->acpi_handle = acpi_get_child(ap->acpi_handle, i); - } + acpi_integer adr; + struct ata_port *ap = dev->link->ap; - if (ata_acpi_gtm(ap, &ap->__acpi_init_gtm) == 0) - ap->pflags |= ATA_PFLAG_INIT_GTM_VALID; + if (ap->flags & ATA_FLAG_ACPI_SATA) { + if (!sata_pmp_attached(ap)) + adr = SATA_ADR(ap->port_no, NO_PORT_MULT); + else + adr = SATA_ADR(ap->port_no, dev->link->pmp); + return acpi_get_child(DEVICE_ACPI_HANDLE(ap->host->dev), adr); + } else + return acpi_get_child(ata_ap_acpi_handle(ap), dev->devno); } +EXPORT_SYMBOL(ata_dev_acpi_handle); /* @ap and @dev are the same as ata_acpi_handle_hotplug() */ static void ata_acpi_detach_device(struct ata_port *ap, struct ata_device *dev) @@ -229,56 +221,6 @@ static const struct acpi_dock_ops ata_acpi_ap_dock_ops = { }; /** - * ata_acpi_associate - associate ATA host with ACPI objects - * @host: target ATA host - * - * Look up ACPI objects associated with @host and initialize - * acpi_handle fields of @host, its ports and devices accordingly. - * - * LOCKING: - * EH context. - * - * RETURNS: - * 0 on success, -errno on failure. - */ -void ata_acpi_associate(struct ata_host *host) -{ - int i, j; - - if (!is_pci_dev(host->dev) || libata_noacpi) - return; - - host->acpi_handle = DEVICE_ACPI_HANDLE(host->dev); - if (!host->acpi_handle) - return; - - for (i = 0; i < host->n_ports; i++) { - struct ata_port *ap = host->ports[i]; - - if (host->ports[0]->flags & ATA_FLAG_ACPI_SATA) - ata_acpi_associate_sata_port(ap); - else - ata_acpi_associate_ide_port(ap); - - if (ap->acpi_handle) { - /* we might be on a docking station */ - register_hotplug_dock_device(ap->acpi_handle, - &ata_acpi_ap_dock_ops, ap); - } - - for (j = 0; j < ata_link_max_devices(&ap->link); j++) { - struct ata_device *dev = &ap->link.device[j]; - - if (dev->acpi_handle) { - /* we might be on a docking station */ - register_hotplug_dock_device(dev->acpi_handle, - &ata_acpi_dev_dock_ops, dev); - } - } - } -} - -/** * ata_acpi_dissociate - dissociate ATA host from ACPI objects * @host: target ATA host * @@ -299,7 +241,7 @@ void ata_acpi_dissociate(struct ata_host *host) struct ata_port *ap = host->ports[i]; const struct ata_acpi_gtm *gtm = ata_acpi_init_gtm(ap); - if (ap->acpi_handle && gtm) + if (ata_ap_acpi_handle(ap) && gtm) ata_acpi_stm(ap, gtm); } } @@ -324,7 +266,8 @@ int ata_acpi_gtm(struct ata_port *ap, struct ata_acpi_gtm *gtm) acpi_status status; int rc = 0; - status = acpi_evaluate_object(ap->acpi_handle, "_GTM", NULL, &output); + status = acpi_evaluate_object(ata_ap_acpi_handle(ap), "_GTM", NULL, + &output); rc = -ENOENT; if (status == AE_NOT_FOUND) @@ -394,7 +337,8 @@ int ata_acpi_stm(struct ata_port *ap, const struct ata_acpi_gtm *stm) input.count = 3; input.pointer = in_params; - status = acpi_evaluate_object(ap->acpi_handle, "_STM", &input, NULL); + status = acpi_evaluate_object(ata_ap_acpi_handle(ap), "_STM", &input, + NULL); if (status == AE_NOT_FOUND) return -ENOENT; @@ -451,7 +395,8 @@ static int ata_dev_get_GTF(struct ata_device *dev, struct ata_acpi_gtf **gtf) __func__, ap->port_no); /* _GTF has no input parameters */ - status = acpi_evaluate_object(dev->acpi_handle, "_GTF", NULL, &output); + status = acpi_evaluate_object(ata_dev_acpi_handle(dev), "_GTF", NULL, + &output); out_obj = dev->gtf_cache = output.pointer; if (ACPI_FAILURE(status)) { @@ -817,7 +762,8 @@ static int ata_acpi_push_id(struct ata_device *dev) /* It's OK for _SDD to be missing too. */ swap_buf_le16(dev->id, ATA_ID_WORDS); - status = acpi_evaluate_object(dev->acpi_handle, "_SDD", &input, NULL); + status = acpi_evaluate_object(ata_dev_acpi_handle(dev), "_SDD", &input, + NULL); swap_buf_le16(dev->id, ATA_ID_WORDS); if (status == AE_NOT_FOUND) @@ -867,7 +813,7 @@ void ata_acpi_on_resume(struct ata_port *ap) const struct ata_acpi_gtm *gtm = ata_acpi_init_gtm(ap); struct ata_device *dev; - if (ap->acpi_handle && gtm) { + if (ata_ap_acpi_handle(ap) && gtm) { /* _GTM valid */ /* restore timing parameters */ @@ -907,23 +853,39 @@ void ata_acpi_on_resume(struct ata_port *ap) void ata_acpi_set_state(struct ata_port *ap, pm_message_t state) { struct ata_device *dev; - - if (!ap->acpi_handle || (ap->flags & ATA_FLAG_ACPI_SATA)) - return; + acpi_handle handle; + int acpi_state; /* channel first and then drives for power on and vica versa for power off */ - if (state.event == PM_EVENT_ON) - acpi_bus_set_power(ap->acpi_handle, ACPI_STATE_D0); + handle = ata_ap_acpi_handle(ap); + if (handle && state.event == PM_EVENT_ON) + acpi_bus_set_power(handle, ACPI_STATE_D0); ata_for_each_dev(dev, &ap->link, ENABLED) { - if (dev->acpi_handle) - acpi_bus_set_power(dev->acpi_handle, - state.event == PM_EVENT_ON ? - ACPI_STATE_D0 : ACPI_STATE_D3); + handle = ata_dev_acpi_handle(dev); + if (!handle) + continue; + + if (state.event != PM_EVENT_ON) { + acpi_state = acpi_pm_device_sleep_state( + &dev->sdev->sdev_gendev, NULL); + if (acpi_state > 0) + acpi_bus_set_power(handle, acpi_state); + /* TBD: need to check if it's runtime pm request */ + acpi_pm_device_run_wake( + &dev->sdev->sdev_gendev, true); + } else { + /* Ditto */ + acpi_pm_device_run_wake( + &dev->sdev->sdev_gendev, false); + acpi_bus_set_power(handle, ACPI_STATE_D0); + } } - if (state.event != PM_EVENT_ON) - acpi_bus_set_power(ap->acpi_handle, ACPI_STATE_D3); + + handle = ata_ap_acpi_handle(ap); + if (handle && state.event != PM_EVENT_ON) + acpi_bus_set_power(handle, ACPI_STATE_D3); } /** @@ -948,7 +910,7 @@ int ata_acpi_on_devcfg(struct ata_device *dev) int nr_executed = 0; int rc; - if (!dev->acpi_handle) + if (!ata_dev_acpi_handle(dev)) return 0; /* do we need to do _GTF? */ @@ -994,7 +956,6 @@ int ata_acpi_on_devcfg(struct ata_device *dev) } ata_dev_warn(dev, "ACPI: failed the second time, disabled\n"); - dev->acpi_handle = NULL; /* We can safely continue if no _GTF command has been executed * and port is not frozen. @@ -1018,3 +979,218 @@ void ata_acpi_on_disable(struct ata_device *dev) { ata_acpi_clear_gtf(dev); } + +static void ata_acpi_wake_dev(acpi_handle handle, u32 event, void *context) +{ + struct ata_device *ata_dev = context; + + if (event == ACPI_NOTIFY_DEVICE_WAKE && ata_dev && + pm_runtime_suspended(&ata_dev->sdev->sdev_gendev)) + scsi_autopm_get_device(ata_dev->sdev); +} + +static void ata_acpi_add_pm_notifier(struct ata_device *dev) +{ + struct acpi_device *acpi_dev; + acpi_handle handle; + acpi_status status; + + handle = ata_dev_acpi_handle(dev); + if (!handle) + return; + + status = acpi_bus_get_device(handle, &acpi_dev); + if (ACPI_FAILURE(status)) + return; + + if (dev->sdev->can_power_off) { + acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY, + ata_acpi_wake_dev, dev); + device_set_run_wake(&dev->sdev->sdev_gendev, true); + } +} + +static void ata_acpi_remove_pm_notifier(struct ata_device *dev) +{ + struct acpi_device *acpi_dev; + acpi_handle handle; + acpi_status status; + + handle = ata_dev_acpi_handle(dev); + if (!handle) + return; + + status = acpi_bus_get_device(handle, &acpi_dev); + if (ACPI_FAILURE(status)) + return; + + if (dev->sdev->can_power_off) { + device_set_run_wake(&dev->sdev->sdev_gendev, false); + acpi_remove_notify_handler(handle, ACPI_SYSTEM_NOTIFY, + ata_acpi_wake_dev); + } +} + +static void ata_acpi_register_power_resource(struct ata_device *dev) +{ + struct scsi_device *sdev = dev->sdev; + acpi_handle handle; + struct device *device; + + handle = ata_dev_acpi_handle(dev); + if (!handle) + return; + + device = &sdev->sdev_gendev; + + acpi_power_resource_register_device(device, handle); +} + +static void ata_acpi_unregister_power_resource(struct ata_device *dev) +{ + struct scsi_device *sdev = dev->sdev; + acpi_handle handle; + struct device *device; + + handle = ata_dev_acpi_handle(dev); + if (!handle) + return; + + device = &sdev->sdev_gendev; + + acpi_power_resource_unregister_device(device, handle); +} + +void ata_acpi_bind(struct ata_device *dev) +{ + ata_acpi_add_pm_notifier(dev); + ata_acpi_register_power_resource(dev); +} + +void ata_acpi_unbind(struct ata_device *dev) +{ + ata_acpi_remove_pm_notifier(dev); + ata_acpi_unregister_power_resource(dev); +} + +static int compat_pci_ata(struct ata_port *ap) +{ + struct device *dev = ap->tdev.parent; + struct pci_dev *pdev; + + if (!is_pci_dev(dev)) + return 0; + + pdev = to_pci_dev(dev); + + if ((pdev->class >> 8) != PCI_CLASS_STORAGE_SATA && + (pdev->class >> 8) != PCI_CLASS_STORAGE_IDE) + return 0; + + return 1; +} + +static int ata_acpi_bind_host(struct ata_port *ap, acpi_handle *handle) +{ + if (ap->flags & ATA_FLAG_ACPI_SATA) + return -ENODEV; + + *handle = acpi_get_child(DEVICE_ACPI_HANDLE(ap->tdev.parent), + ap->port_no); + + if (!*handle) + return -ENODEV; + + return 0; +} + +static int ata_acpi_bind_device(struct ata_port *ap, struct scsi_device *sdev, + acpi_handle *handle) +{ + struct ata_device *ata_dev; + acpi_status status; + struct acpi_device *acpi_dev; + struct acpi_device_power_state *states; + + if (ap->flags & ATA_FLAG_ACPI_SATA) + ata_dev = &ap->link.device[sdev->channel]; + else + ata_dev = &ap->link.device[sdev->id]; + + *handle = ata_dev_acpi_handle(ata_dev); + + if (!*handle) + return -ENODEV; + + status = acpi_bus_get_device(*handle, &acpi_dev); + if (ACPI_FAILURE(status)) + return 0; + + /* + * If firmware has _PS3 or _PR3 for this device, + * and this ata ODD device support device attention, + * it means this device can be powered off + */ + states = acpi_dev->power.states; + if ((states[ACPI_STATE_D3_HOT].flags.valid || + states[ACPI_STATE_D3_COLD].flags.explicit_set) && + ata_dev->flags & ATA_DFLAG_DA) + sdev->can_power_off = 1; + + return 0; +} + +static int is_ata_port(const struct device *dev) +{ + return dev->type == &ata_port_type; +} + +static struct ata_port *dev_to_ata_port(struct device *dev) +{ + while (!is_ata_port(dev)) { + if (!dev->parent) + return NULL; + dev = dev->parent; + } + return to_ata_port(dev); +} + +static int ata_acpi_find_device(struct device *dev, acpi_handle *handle) +{ + struct ata_port *ap = dev_to_ata_port(dev); + + if (!ap) + return -ENODEV; + + if (!compat_pci_ata(ap)) + return -ENODEV; + + if (scsi_is_host_device(dev)) + return ata_acpi_bind_host(ap, handle); + else if (scsi_is_sdev_device(dev)) { + struct scsi_device *sdev = to_scsi_device(dev); + + return ata_acpi_bind_device(ap, sdev, handle); + } else + return -ENODEV; +} + +static int ata_acpi_find_dummy(struct device *dev, acpi_handle *handle) +{ + return -ENODEV; +} + +static struct acpi_bus_type ata_acpi_bus = { + .find_bridge = ata_acpi_find_dummy, + .find_device = ata_acpi_find_device, +}; + +int ata_acpi_register(void) +{ + return scsi_register_acpi_bus_type(&ata_acpi_bus); +} + +void ata_acpi_unregister(void) +{ + scsi_unregister_acpi_bus_type(&ata_acpi_bus); +} diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 3fe1202c61ce..fadd5866d40f 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2376,6 +2376,9 @@ int ata_dev_configure(struct ata_device *dev) dma_dir_string = ", DMADIR"; } + if (ata_id_has_da(dev->id)) + dev->flags |= ATA_DFLAG_DA; + /* print device info to dmesg */ if (ata_msg_drv(ap) && print_info) ata_dev_info(dev, @@ -4128,6 +4131,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { /* Devices which aren't very happy with higher link speeds */ { "WD My Book", NULL, ATA_HORKAGE_1_5_GBPS, }, + { "Seagate FreeAgent GoFlex", NULL, ATA_HORKAGE_1_5_GBPS, }, /* * Devices which choke on SETXFER. Applies only if both the @@ -5290,8 +5294,6 @@ static int ata_port_request_pm(struct ata_port *ap, pm_message_t mesg, return rc; } -#define to_ata_port(d) container_of(d, struct ata_port, tdev) - static int ata_port_suspend_common(struct device *dev, pm_message_t mesg) { struct ata_port *ap = to_ata_port(dev); @@ -6053,9 +6055,6 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) if (rc) goto err_tadd; - /* associate with ACPI nodes */ - ata_acpi_associate(host); - /* set cable, sata_spd_limit and report */ for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; @@ -6515,6 +6514,8 @@ static int __init ata_init(void) ata_parse_force_param(); + ata_acpi_register(); + rc = ata_sff_init(); if (rc) { kfree(ata_force_tbl); @@ -6541,6 +6542,7 @@ static void __exit ata_exit(void) ata_release_transport(ata_scsi_transport_template); libata_transport_exit(); ata_sff_exit(); + ata_acpi_unregister(); kfree(ata_force_tbl); } diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 77fc80640e26..7d4535e989bf 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -419,7 +419,7 @@ int ata_ering_map(struct ata_ering *ering, return rc; } -int ata_ering_clear_cb(struct ata_ering_entry *ent, void *void_arg) +static int ata_ering_clear_cb(struct ata_ering_entry *ent, void *void_arg) { ent->eflags |= ATA_EFLAG_OLD_ER; return 0; diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c index 21b80c555c60..61c59ee45ce9 100644 --- a/drivers/ata/libata-pmp.c +++ b/drivers/ata/libata-pmp.c @@ -529,8 +529,6 @@ int sata_pmp_attach(struct ata_device *dev) ata_for_each_link(tlink, ap, EDGE) sata_link_init_spd(tlink); - ata_acpi_associate_sata_port(ap); - return 0; fail: @@ -570,8 +568,6 @@ static void sata_pmp_detach(struct ata_device *dev) ap->nr_pmp_links = 0; link->pmp = 0; spin_unlock_irqrestore(ap->lock, flags); - - ata_acpi_associate_sata_port(ap); } /** diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 22226350cd0c..8ec81ca8f659 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3445,6 +3445,7 @@ void ata_scsi_scan_host(struct ata_port *ap, int sync) if (!IS_ERR(sdev)) { dev->sdev = sdev; scsi_device_put(sdev); + ata_acpi_bind(dev); } else { dev->sdev = NULL; } @@ -3541,6 +3542,8 @@ static void ata_scsi_remove_dev(struct ata_device *dev) mutex_lock(&ap->scsi_host->scan_mutex); spin_lock_irqsave(ap->lock, flags); + ata_acpi_unbind(dev); + /* clearing dev->sdev is protected by host lock */ sdev = dev->sdev; dev->sdev = NULL; diff --git a/drivers/ata/libata-transport.c b/drivers/ata/libata-transport.c index c34190485377..c04d393d20c1 100644 --- a/drivers/ata/libata-transport.c +++ b/drivers/ata/libata-transport.c @@ -232,7 +232,7 @@ static void ata_tport_release(struct device *dev) * Returns: * %1 if the device represents a ATA Port, %0 else */ -int ata_is_port(const struct device *dev) +static int ata_is_port(const struct device *dev) { return dev->release == ata_tport_release; } @@ -355,7 +355,7 @@ static void ata_tlink_release(struct device *dev) * Returns: * %1 if the device represents a ATA link, %0 else */ -int ata_is_link(const struct device *dev) +static int ata_is_link(const struct device *dev) { return dev->release == ata_tlink_release; } @@ -572,7 +572,7 @@ static void ata_tdev_release(struct device *dev) * Returns: * %1 if the device represents a ATA device, %0 else */ -int ata_is_ata_dev(const struct device *dev) +static int ata_is_ata_dev(const struct device *dev) { return dev->release == ata_tdev_release; } diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 9d0fd0b71852..50e4dff0604e 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -107,21 +107,22 @@ extern const char *sata_spd_string(unsigned int spd); extern int ata_port_probe(struct ata_port *ap); extern void __ata_port_probe(struct ata_port *ap); +#define to_ata_port(d) container_of(d, struct ata_port, tdev) + /* libata-acpi.c */ #ifdef CONFIG_ATA_ACPI extern unsigned int ata_acpi_gtf_filter; - -extern void ata_acpi_associate_sata_port(struct ata_port *ap); -extern void ata_acpi_associate(struct ata_host *host); extern void ata_acpi_dissociate(struct ata_host *host); extern int ata_acpi_on_suspend(struct ata_port *ap); extern void ata_acpi_on_resume(struct ata_port *ap); extern int ata_acpi_on_devcfg(struct ata_device *dev); extern void ata_acpi_on_disable(struct ata_device *dev); extern void ata_acpi_set_state(struct ata_port *ap, pm_message_t state); +extern int ata_acpi_register(void); +extern void ata_acpi_unregister(void); +extern void ata_acpi_bind(struct ata_device *dev); +extern void ata_acpi_unbind(struct ata_device *dev); #else -static inline void ata_acpi_associate_sata_port(struct ata_port *ap) { } -static inline void ata_acpi_associate(struct ata_host *host) { } static inline void ata_acpi_dissociate(struct ata_host *host) { } static inline int ata_acpi_on_suspend(struct ata_port *ap) { return 0; } static inline void ata_acpi_on_resume(struct ata_port *ap) { } @@ -129,6 +130,10 @@ static inline int ata_acpi_on_devcfg(struct ata_device *dev) { return 0; } static inline void ata_acpi_on_disable(struct ata_device *dev) { } static inline void ata_acpi_set_state(struct ata_port *ap, pm_message_t state) { } +static inline int ata_acpi_register(void) { return 0; } +static inline void ata_acpi_unregister(void) { } +static inline void ata_acpi_bind(struct ata_device *dev) { } +static inline void ata_acpi_unbind(struct ata_device *dev) { } #endif /* libata-scsi.c */ diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c index 54145edf50e8..09723b76beac 100644 --- a/drivers/ata/pata_acpi.c +++ b/drivers/ata/pata_acpi.c @@ -39,7 +39,7 @@ static int pacpi_pre_reset(struct ata_link *link, unsigned long deadline) { struct ata_port *ap = link->ap; struct pata_acpi *acpi = ap->private_data; - if (ap->acpi_handle == NULL || ata_acpi_gtm(ap, &acpi->gtm) < 0) + if (ata_ap_acpi_handle(ap) == NULL || ata_acpi_gtm(ap, &acpi->gtm) < 0) return -ENODEV; return ata_sff_prereset(link, deadline); @@ -195,7 +195,7 @@ static int pacpi_port_start(struct ata_port *ap) struct pci_dev *pdev = to_pci_dev(ap->host->dev); struct pata_acpi *acpi; - if (ap->acpi_handle == NULL) + if (ata_ap_acpi_handle(ap) == NULL) return -ENODEV; acpi = ap->private_data = devm_kzalloc(&pdev->dev, sizeof(struct pata_acpi), GFP_KERNEL); @@ -273,22 +273,10 @@ static struct pci_driver pacpi_pci_driver = { #endif }; -static int __init pacpi_init(void) -{ - return pci_register_driver(&pacpi_pci_driver); -} - -static void __exit pacpi_exit(void) -{ - pci_unregister_driver(&pacpi_pci_driver); -} - -module_init(pacpi_init); -module_exit(pacpi_exit); +module_pci_driver(pacpi_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for ATA in ACPI mode"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, pacpi_pci_tbl); MODULE_VERSION(DRV_VERSION); - diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c index dc6b5dae0463..82a08922afcd 100644 --- a/drivers/ata/pata_amd.c +++ b/drivers/ata/pata_amd.c @@ -632,21 +632,10 @@ static struct pci_driver amd_pci_driver = { #endif }; -static int __init amd_init(void) -{ - return pci_register_driver(&amd_pci_driver); -} - -static void __exit amd_exit(void) -{ - pci_unregister_driver(&amd_pci_driver); -} +module_pci_driver(amd_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for AMD and Nvidia PATA IDE"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, amd); MODULE_VERSION(DRV_VERSION); - -module_init(amd_init); -module_exit(amd_exit); diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c index 4b8b22efc00b..74b215c09b21 100644 --- a/drivers/ata/pata_artop.c +++ b/drivers/ata/pata_artop.c @@ -451,18 +451,7 @@ static struct pci_driver artop_pci_driver = { #endif }; -static int __init artop_init(void) -{ - return pci_register_driver(&artop_pci_driver); -} - -static void __exit artop_exit(void) -{ - pci_unregister_driver(&artop_pci_driver); -} - -module_init(artop_init); -module_exit(artop_exit); +module_pci_driver(artop_pci_driver); MODULE_AUTHOR("Alan Cox, Bartlomiej Zolnierkiewicz"); MODULE_DESCRIPTION("SCSI low-level driver for ARTOP PATA"); diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c index be1aa1486d39..361c75cea57b 100644 --- a/drivers/ata/pata_atiixp.c +++ b/drivers/ata/pata_atiixp.c @@ -289,22 +289,10 @@ static struct pci_driver atiixp_pci_driver = { #endif }; -static int __init atiixp_init(void) -{ - return pci_register_driver(&atiixp_pci_driver); -} - - -static void __exit atiixp_exit(void) -{ - pci_unregister_driver(&atiixp_pci_driver); -} +module_pci_driver(atiixp_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for ATI IXP200/300/400"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, atiixp); MODULE_VERSION(DRV_VERSION); - -module_init(atiixp_init); -module_exit(atiixp_exit); diff --git a/drivers/ata/pata_atp867x.c b/drivers/ata/pata_atp867x.c index 3cfabb262af2..041f50d53240 100644 --- a/drivers/ata/pata_atp867x.c +++ b/drivers/ata/pata_atp867x.c @@ -565,21 +565,10 @@ static struct pci_driver atp867x_driver = { #endif }; -static int __init atp867x_init(void) -{ - return pci_register_driver(&atp867x_driver); -} - -static void __exit atp867x_exit(void) -{ - pci_unregister_driver(&atp867x_driver); -} +module_pci_driver(atp867x_driver); MODULE_AUTHOR("John(Jung-Ik) Lee, Google Inc."); MODULE_DESCRIPTION("low level driver for Artop/Acard 867x ATA controller"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, atp867x_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(atp867x_init); -module_exit(atp867x_exit); diff --git a/drivers/ata/pata_cmd640.c b/drivers/ata/pata_cmd640.c index 549d28dbf90d..504b98b58e19 100644 --- a/drivers/ata/pata_cmd640.c +++ b/drivers/ata/pata_cmd640.c @@ -263,21 +263,10 @@ static struct pci_driver cmd640_pci_driver = { #endif }; -static int __init cmd640_init(void) -{ - return pci_register_driver(&cmd640_pci_driver); -} - -static void __exit cmd640_exit(void) -{ - pci_unregister_driver(&cmd640_pci_driver); -} +module_pci_driver(cmd640_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for CMD640 PATA controllers"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, cmd640); MODULE_VERSION(DRV_VERSION); - -module_init(cmd640_init); -module_exit(cmd640_exit); diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c index 1c17cd1e8b2d..8ec25af898de 100644 --- a/drivers/ata/pata_cmd64x.c +++ b/drivers/ata/pata_cmd64x.c @@ -525,21 +525,10 @@ static struct pci_driver cmd64x_pci_driver = { #endif }; -static int __init cmd64x_init(void) -{ - return pci_register_driver(&cmd64x_pci_driver); -} - -static void __exit cmd64x_exit(void) -{ - pci_unregister_driver(&cmd64x_pci_driver); -} +module_pci_driver(cmd64x_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for CMD64x series PATA controllers"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, cmd64x); MODULE_VERSION(DRV_VERSION); - -module_init(cmd64x_init); -module_exit(cmd64x_exit); diff --git a/drivers/ata/pata_cs5520.c b/drivers/ata/pata_cs5520.c index 9ddcddc66a20..de74d804f031 100644 --- a/drivers/ata/pata_cs5520.c +++ b/drivers/ata/pata_cs5520.c @@ -302,22 +302,10 @@ static struct pci_driver cs5520_pci_driver = { #endif }; -static int __init cs5520_init(void) -{ - return pci_register_driver(&cs5520_pci_driver); -} - -static void __exit cs5520_exit(void) -{ - pci_unregister_driver(&cs5520_pci_driver); -} +module_pci_driver(cs5520_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Cyrix CS5510/5520"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, pata_cs5520); MODULE_VERSION(DRV_VERSION); - -module_init(cs5520_init); -module_exit(cs5520_exit); - diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c index f792330f0d8e..48389ae0b330 100644 --- a/drivers/ata/pata_cs5530.c +++ b/drivers/ata/pata_cs5530.c @@ -363,21 +363,10 @@ static struct pci_driver cs5530_pci_driver = { #endif }; -static int __init cs5530_init(void) -{ - return pci_register_driver(&cs5530_pci_driver); -} - -static void __exit cs5530_exit(void) -{ - pci_unregister_driver(&cs5530_pci_driver); -} +module_pci_driver(cs5530_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for the Cyrix/NS/AMD 5530"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, cs5530); MODULE_VERSION(DRV_VERSION); - -module_init(cs5530_init); -module_exit(cs5530_exit); diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c index a0b4640125ae..997e16a3a63f 100644 --- a/drivers/ata/pata_cs5535.c +++ b/drivers/ata/pata_cs5535.c @@ -207,21 +207,10 @@ static struct pci_driver cs5535_pci_driver = { #endif }; -static int __init cs5535_init(void) -{ - return pci_register_driver(&cs5535_pci_driver); -} - -static void __exit cs5535_exit(void) -{ - pci_unregister_driver(&cs5535_pci_driver); -} +module_pci_driver(cs5535_pci_driver); MODULE_AUTHOR("Alan Cox, Jens Altmann, Wolfgan Zuleger, Alexander Kiausch"); MODULE_DESCRIPTION("low-level driver for the NS/AMD 5535"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, cs5535); MODULE_VERSION(DRV_VERSION); - -module_init(cs5535_init); -module_exit(cs5535_exit); diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c index 7a402c75ab90..dec1b6c4b351 100644 --- a/drivers/ata/pata_cs5536.c +++ b/drivers/ata/pata_cs5536.c @@ -274,21 +274,10 @@ static struct pci_driver cs5536_pci_driver = { #endif }; -static int __init cs5536_init(void) -{ - return pci_register_driver(&cs5536_pci_driver); -} - -static void __exit cs5536_exit(void) -{ - pci_unregister_driver(&cs5536_pci_driver); -} +module_pci_driver(cs5536_pci_driver); MODULE_AUTHOR("Martin K. Petersen"); MODULE_DESCRIPTION("low-level driver for the CS5536 IDE controller"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, cs5536); MODULE_VERSION(DRV_VERSION); - -module_init(cs5536_init); -module_exit(cs5536_exit); diff --git a/drivers/ata/pata_cypress.c b/drivers/ata/pata_cypress.c index 6d915b063d93..810bc9964dde 100644 --- a/drivers/ata/pata_cypress.c +++ b/drivers/ata/pata_cypress.c @@ -158,23 +158,10 @@ static struct pci_driver cy82c693_pci_driver = { #endif }; -static int __init cy82c693_init(void) -{ - return pci_register_driver(&cy82c693_pci_driver); -} - - -static void __exit cy82c693_exit(void) -{ - pci_unregister_driver(&cy82c693_pci_driver); -} - +module_pci_driver(cy82c693_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for the CY82C693 PATA controller"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, cy82c693); MODULE_VERSION(DRV_VERSION); - -module_init(cy82c693_init); -module_exit(cy82c693_exit); diff --git a/drivers/ata/pata_efar.c b/drivers/ata/pata_efar.c index f0243ed206f7..3c12fd7acd41 100644 --- a/drivers/ata/pata_efar.c +++ b/drivers/ata/pata_efar.c @@ -295,22 +295,10 @@ static struct pci_driver efar_pci_driver = { #endif }; -static int __init efar_init(void) -{ - return pci_register_driver(&efar_pci_driver); -} - -static void __exit efar_exit(void) -{ - pci_unregister_driver(&efar_pci_driver); -} - -module_init(efar_init); -module_exit(efar_exit); +module_pci_driver(efar_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for EFAR PIIX clones"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, efar_pci_tbl); MODULE_VERSION(DRV_VERSION); - diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c index 42cffd38910d..4be884a9f5ed 100644 --- a/drivers/ata/pata_hpt366.c +++ b/drivers/ata/pata_hpt366.c @@ -418,21 +418,10 @@ static struct pci_driver hpt36x_pci_driver = { #endif }; -static int __init hpt36x_init(void) -{ - return pci_register_driver(&hpt36x_pci_driver); -} - -static void __exit hpt36x_exit(void) -{ - pci_unregister_driver(&hpt36x_pci_driver); -} +module_pci_driver(hpt36x_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for the Highpoint HPT366/368"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, hpt36x); MODULE_VERSION(DRV_VERSION); - -module_init(hpt36x_init); -module_exit(hpt36x_exit); diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index 9620636aa405..a9d74eff5fc4 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -1058,21 +1058,10 @@ static struct pci_driver hpt37x_pci_driver = { .remove = ata_pci_remove_one }; -static int __init hpt37x_init(void) -{ - return pci_register_driver(&hpt37x_pci_driver); -} - -static void __exit hpt37x_exit(void) -{ - pci_unregister_driver(&hpt37x_pci_driver); -} +module_pci_driver(hpt37x_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for the Highpoint HPT37x/30x"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, hpt37x); MODULE_VERSION(DRV_VERSION); - -module_init(hpt37x_init); -module_exit(hpt37x_exit); diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c index 765f136d8cd3..4be0398c153d 100644 --- a/drivers/ata/pata_hpt3x2n.c +++ b/drivers/ata/pata_hpt3x2n.c @@ -621,21 +621,10 @@ static struct pci_driver hpt3x2n_pci_driver = { .remove = ata_pci_remove_one }; -static int __init hpt3x2n_init(void) -{ - return pci_register_driver(&hpt3x2n_pci_driver); -} - -static void __exit hpt3x2n_exit(void) -{ - pci_unregister_driver(&hpt3x2n_pci_driver); -} +module_pci_driver(hpt3x2n_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for the Highpoint HPT3xxN"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, hpt3x2n); MODULE_VERSION(DRV_VERSION); - -module_init(hpt3x2n_init); -module_exit(hpt3x2n_exit); diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c index b3042dab08bb..76c9314bb824 100644 --- a/drivers/ata/pata_hpt3x3.c +++ b/drivers/ata/pata_hpt3x3.c @@ -284,23 +284,10 @@ static struct pci_driver hpt3x3_pci_driver = { #endif }; -static int __init hpt3x3_init(void) -{ - return pci_register_driver(&hpt3x3_pci_driver); -} - - -static void __exit hpt3x3_exit(void) -{ - pci_unregister_driver(&hpt3x3_pci_driver); -} - +module_pci_driver(hpt3x3_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for the Highpoint HPT343/363"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, hpt3x3); MODULE_VERSION(DRV_VERSION); - -module_init(hpt3x3_init); -module_exit(hpt3x3_exit); diff --git a/drivers/ata/pata_imx.c b/drivers/ata/pata_imx.c index c5af97f5107b..87bb05b3cafc 100644 --- a/drivers/ata/pata_imx.c +++ b/drivers/ata/pata_imx.c @@ -118,7 +118,7 @@ static int __devinit pata_imx_probe(struct platform_device *pdev) return PTR_ERR(priv->clk); } - clk_enable(priv->clk); + clk_prepare_enable(priv->clk); host = ata_host_alloc(&pdev->dev, 1); if (!host) @@ -162,7 +162,7 @@ static int __devinit pata_imx_probe(struct platform_device *pdev) &pata_imx_sht); free_priv: - clk_disable(priv->clk); + clk_disable_unprepare(priv->clk); clk_put(priv->clk); return -ENOMEM; } @@ -176,7 +176,7 @@ static int __devexit pata_imx_remove(struct platform_device *pdev) __raw_writel(0, priv->host_regs + PATA_IMX_ATA_INT_EN); - clk_disable(priv->clk); + clk_disable_unprepare(priv->clk); clk_put(priv->clk); return 0; @@ -194,7 +194,7 @@ static int pata_imx_suspend(struct device *dev) __raw_writel(0, priv->host_regs + PATA_IMX_ATA_INT_EN); priv->ata_ctl = __raw_readl(priv->host_regs + PATA_IMX_ATA_CONTROL); - clk_disable(priv->clk); + clk_disable_unprepare(priv->clk); } return ret; @@ -205,7 +205,7 @@ static int pata_imx_resume(struct device *dev) struct ata_host *host = dev_get_drvdata(dev); struct pata_imx_priv *priv = host->private_data; - clk_enable(priv->clk); + clk_prepare_enable(priv->clk); __raw_writel(priv->ata_ctl, priv->host_regs + PATA_IMX_ATA_CONTROL); diff --git a/drivers/ata/pata_it8213.c b/drivers/ata/pata_it8213.c index cf9164d79f11..2a8dd9527ecc 100644 --- a/drivers/ata/pata_it8213.c +++ b/drivers/ata/pata_it8213.c @@ -290,18 +290,7 @@ static struct pci_driver it8213_pci_driver = { #endif }; -static int __init it8213_init(void) -{ - return pci_register_driver(&it8213_pci_driver); -} - -static void __exit it8213_exit(void) -{ - pci_unregister_driver(&it8213_pci_driver); -} - -module_init(it8213_init); -module_exit(it8213_exit); +module_pci_driver(it8213_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for the ITE 8213"); diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c index 62c5d00abd2e..9cc05d808ad5 100644 --- a/drivers/ata/pata_it821x.c +++ b/drivers/ata/pata_it821x.c @@ -972,15 +972,7 @@ static struct pci_driver it821x_pci_driver = { #endif }; -static int __init it821x_init(void) -{ - return pci_register_driver(&it821x_pci_driver); -} - -static void __exit it821x_exit(void) -{ - pci_unregister_driver(&it821x_pci_driver); -} +module_pci_driver(it821x_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for the IT8211/IT8212 IDE RAID controller"); @@ -988,9 +980,5 @@ MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, it821x); MODULE_VERSION(DRV_VERSION); - module_param_named(noraid, it8212_noraid, int, S_IRUGO); MODULE_PARM_DESC(noraid, "Force card into bypass mode"); - -module_init(it821x_init); -module_exit(it821x_exit); diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c index cb3babbb7035..76e739b031b6 100644 --- a/drivers/ata/pata_jmicron.c +++ b/drivers/ata/pata_jmicron.c @@ -164,18 +164,7 @@ static struct pci_driver jmicron_pci_driver = { #endif }; -static int __init jmicron_init(void) -{ - return pci_register_driver(&jmicron_pci_driver); -} - -static void __exit jmicron_exit(void) -{ - pci_unregister_driver(&jmicron_pci_driver); -} - -module_init(jmicron_init); -module_exit(jmicron_exit); +module_pci_driver(jmicron_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for Jmicron PATA ports"); diff --git a/drivers/ata/pata_marvell.c b/drivers/ata/pata_marvell.c index 5d7f58a7e34d..a4f5e781c8c2 100644 --- a/drivers/ata/pata_marvell.c +++ b/drivers/ata/pata_marvell.c @@ -178,22 +178,10 @@ static struct pci_driver marvell_pci_driver = { #endif }; -static int __init marvell_init(void) -{ - return pci_register_driver(&marvell_pci_driver); -} - -static void __exit marvell_exit(void) -{ - pci_unregister_driver(&marvell_pci_driver); -} - -module_init(marvell_init); -module_exit(marvell_exit); +module_pci_driver(marvell_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for Marvell ATA in legacy mode"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, marvell_pci_tbl); MODULE_VERSION(DRV_VERSION); - diff --git a/drivers/ata/pata_mpiix.c b/drivers/ata/pata_mpiix.c index 9dc16df84191..1f5f28bb0bb8 100644 --- a/drivers/ata/pata_mpiix.c +++ b/drivers/ata/pata_mpiix.c @@ -230,21 +230,10 @@ static struct pci_driver mpiix_pci_driver = { #endif }; -static int __init mpiix_init(void) -{ - return pci_register_driver(&mpiix_pci_driver); -} - -static void __exit mpiix_exit(void) -{ - pci_unregister_driver(&mpiix_pci_driver); -} +module_pci_driver(mpiix_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Intel MPIIX"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, mpiix); MODULE_VERSION(DRV_VERSION); - -module_init(mpiix_init); -module_exit(mpiix_exit); diff --git a/drivers/ata/pata_netcell.c b/drivers/ata/pata_netcell.c index 9979a43bc596..ad1a0febd620 100644 --- a/drivers/ata/pata_netcell.c +++ b/drivers/ata/pata_netcell.c @@ -99,22 +99,10 @@ static struct pci_driver netcell_pci_driver = { #endif }; -static int __init netcell_init(void) -{ - return pci_register_driver(&netcell_pci_driver); -} - -static void __exit netcell_exit(void) -{ - pci_unregister_driver(&netcell_pci_driver); -} - -module_init(netcell_init); -module_exit(netcell_exit); +module_pci_driver(netcell_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for Netcell PATA RAID"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, netcell_pci_tbl); MODULE_VERSION(DRV_VERSION); - diff --git a/drivers/ata/pata_ninja32.c b/drivers/ata/pata_ninja32.c index e277a142138c..12010ed596c4 100644 --- a/drivers/ata/pata_ninja32.c +++ b/drivers/ata/pata_ninja32.c @@ -190,21 +190,10 @@ static struct pci_driver ninja32_pci_driver = { #endif }; -static int __init ninja32_init(void) -{ - return pci_register_driver(&ninja32_pci_driver); -} - -static void __exit ninja32_exit(void) -{ - pci_unregister_driver(&ninja32_pci_driver); -} +module_pci_driver(ninja32_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Ninja32 ATA"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, ninja32); MODULE_VERSION(DRV_VERSION); - -module_init(ninja32_init); -module_exit(ninja32_exit); diff --git a/drivers/ata/pata_ns87410.c b/drivers/ata/pata_ns87410.c index 31d5986537a3..0c424dae56e7 100644 --- a/drivers/ata/pata_ns87410.c +++ b/drivers/ata/pata_ns87410.c @@ -168,21 +168,10 @@ static struct pci_driver ns87410_pci_driver = { #endif }; -static int __init ns87410_init(void) -{ - return pci_register_driver(&ns87410_pci_driver); -} - -static void __exit ns87410_exit(void) -{ - pci_unregister_driver(&ns87410_pci_driver); -} +module_pci_driver(ns87410_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Nat Semi 87410"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, ns87410); MODULE_VERSION(DRV_VERSION); - -module_init(ns87410_init); -module_exit(ns87410_exit); diff --git a/drivers/ata/pata_ns87415.c b/drivers/ata/pata_ns87415.c index f1d517bc5b49..6f6fa1060505 100644 --- a/drivers/ata/pata_ns87415.c +++ b/drivers/ata/pata_ns87415.c @@ -414,18 +414,7 @@ static struct pci_driver ns87415_pci_driver = { #endif }; -static int __init ns87415_init(void) -{ - return pci_register_driver(&ns87415_pci_driver); -} - -static void __exit ns87415_exit(void) -{ - pci_unregister_driver(&ns87415_pci_driver); -} - -module_init(ns87415_init); -module_exit(ns87415_exit); +module_pci_driver(ns87415_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("ATA low-level driver for NS87415 controllers"); diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c index 98cdf50e4065..d77b2e1054ef 100644 --- a/drivers/ata/pata_oldpiix.c +++ b/drivers/ata/pata_oldpiix.c @@ -265,22 +265,10 @@ static struct pci_driver oldpiix_pci_driver = { #endif }; -static int __init oldpiix_init(void) -{ - return pci_register_driver(&oldpiix_pci_driver); -} - -static void __exit oldpiix_exit(void) -{ - pci_unregister_driver(&oldpiix_pci_driver); -} - -module_init(oldpiix_init); -module_exit(oldpiix_exit); +module_pci_driver(oldpiix_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for early PIIX series controllers"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, oldpiix_pci_tbl); MODULE_VERSION(DRV_VERSION); - diff --git a/drivers/ata/pata_opti.c b/drivers/ata/pata_opti.c index accc033faf77..4ea70cd22aee 100644 --- a/drivers/ata/pata_opti.c +++ b/drivers/ata/pata_opti.c @@ -191,22 +191,10 @@ static struct pci_driver opti_pci_driver = { #endif }; -static int __init opti_init(void) -{ - return pci_register_driver(&opti_pci_driver); -} - -static void __exit opti_exit(void) -{ - pci_unregister_driver(&opti_pci_driver); -} - +module_pci_driver(opti_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Opti 621/621X"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, opti); MODULE_VERSION(DRV_VERSION); - -module_init(opti_init); -module_exit(opti_exit); diff --git a/drivers/ata/pata_optidma.c b/drivers/ata/pata_optidma.c index 77cb91408632..78ede3fd1875 100644 --- a/drivers/ata/pata_optidma.c +++ b/drivers/ata/pata_optidma.c @@ -447,21 +447,10 @@ static struct pci_driver optidma_pci_driver = { #endif }; -static int __init optidma_init(void) -{ - return pci_register_driver(&optidma_pci_driver); -} - -static void __exit optidma_exit(void) -{ - pci_unregister_driver(&optidma_pci_driver); -} +module_pci_driver(optidma_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Opti Firestar/Firestar Plus"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, optidma); MODULE_VERSION(DRV_VERSION); - -module_init(optidma_init); -module_exit(optidma_exit); diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c index a808ba03bd7f..958238dda8fc 100644 --- a/drivers/ata/pata_pcmcia.c +++ b/drivers/ata/pata_pcmcia.c @@ -170,7 +170,8 @@ static int pcmcia_check_one_config(struct pcmcia_device *pdev, void *priv_data) { int *is_kme = priv_data; - if (!(pdev->resource[0]->flags & IO_DATA_PATH_WIDTH_8)) { + if ((pdev->resource[0]->flags & IO_DATA_PATH_WIDTH) + != IO_DATA_PATH_WIDTH_8) { pdev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; pdev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; } diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c index 7d63f24179c7..c9399c8688c5 100644 --- a/drivers/ata/pata_pdc2027x.c +++ b/drivers/ata/pata_pdc2027x.c @@ -784,21 +784,4 @@ static int pdc2027x_reinit_one(struct pci_dev *pdev) } #endif -/** - * pdc2027x_init - Called after this module is loaded into the kernel. - */ -static int __init pdc2027x_init(void) -{ - return pci_register_driver(&pdc2027x_pci_driver); -} - -/** - * pdc2027x_exit - Called before this module unloaded from the kernel - */ -static void __exit pdc2027x_exit(void) -{ - pci_unregister_driver(&pdc2027x_pci_driver); -} - -module_init(pdc2027x_init); -module_exit(pdc2027x_exit); +module_pci_driver(pdc2027x_pci_driver); diff --git a/drivers/ata/pata_pdc202xx_old.c b/drivers/ata/pata_pdc202xx_old.c index c2ed5868dda6..c34fc50070a6 100644 --- a/drivers/ata/pata_pdc202xx_old.c +++ b/drivers/ata/pata_pdc202xx_old.c @@ -384,21 +384,10 @@ static struct pci_driver pdc202xx_pci_driver = { #endif }; -static int __init pdc202xx_init(void) -{ - return pci_register_driver(&pdc202xx_pci_driver); -} - -static void __exit pdc202xx_exit(void) -{ - pci_unregister_driver(&pdc202xx_pci_driver); -} +module_pci_driver(pdc202xx_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Promise 2024x and 20262-20267"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, pdc202xx); MODULE_VERSION(DRV_VERSION); - -module_init(pdc202xx_init); -module_exit(pdc202xx_exit); diff --git a/drivers/ata/pata_piccolo.c b/drivers/ata/pata_piccolo.c index cb01bf9496fe..2beb6b5045f8 100644 --- a/drivers/ata/pata_piccolo.c +++ b/drivers/ata/pata_piccolo.c @@ -117,24 +117,10 @@ static struct pci_driver ata_tosh_pci_driver = { #endif }; -static int __init ata_tosh_init(void) -{ - return pci_register_driver(&ata_tosh_pci_driver); -} - - -static void __exit ata_tosh_exit(void) -{ - pci_unregister_driver(&ata_tosh_pci_driver); -} - +module_pci_driver(ata_tosh_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("Low level driver for Toshiba Piccolo ATA"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, ata_tosh); MODULE_VERSION(DRV_VERSION); - -module_init(ata_tosh_init); -module_exit(ata_tosh_exit); - diff --git a/drivers/ata/pata_radisys.c b/drivers/ata/pata_radisys.c index b2d3a2bb4e60..f582ba180a7d 100644 --- a/drivers/ata/pata_radisys.c +++ b/drivers/ata/pata_radisys.c @@ -244,22 +244,10 @@ static struct pci_driver radisys_pci_driver = { #endif }; -static int __init radisys_init(void) -{ - return pci_register_driver(&radisys_pci_driver); -} - -static void __exit radisys_exit(void) -{ - pci_unregister_driver(&radisys_pci_driver); -} - -module_init(radisys_init); -module_exit(radisys_exit); +module_pci_driver(radisys_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for Radisys R82600 controllers"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, radisys_pci_tbl); MODULE_VERSION(DRV_VERSION); - diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c index e6a2dd7809c1..32a3499e83e7 100644 --- a/drivers/ata/pata_rdc.c +++ b/drivers/ata/pata_rdc.c @@ -394,18 +394,7 @@ static struct pci_driver rdc_pci_driver = { }; -static int __init rdc_init(void) -{ - return pci_register_driver(&rdc_pci_driver); -} - -static void __exit rdc_exit(void) -{ - pci_unregister_driver(&rdc_pci_driver); -} - -module_init(rdc_init); -module_exit(rdc_exit); +module_pci_driver(rdc_pci_driver); MODULE_AUTHOR("Alan Cox (based on ata_piix)"); MODULE_DESCRIPTION("SCSI low-level driver for RDC PATA controllers"); diff --git a/drivers/ata/pata_rz1000.c b/drivers/ata/pata_rz1000.c index aca321e1e6a2..60f4de2dd47d 100644 --- a/drivers/ata/pata_rz1000.c +++ b/drivers/ata/pata_rz1000.c @@ -140,22 +140,10 @@ static struct pci_driver rz1000_pci_driver = { #endif }; -static int __init rz1000_init(void) -{ - return pci_register_driver(&rz1000_pci_driver); -} - -static void __exit rz1000_exit(void) -{ - pci_unregister_driver(&rz1000_pci_driver); -} +module_pci_driver(rz1000_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for RZ1000 PCI ATA"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, pata_rz1000); MODULE_VERSION(DRV_VERSION); - -module_init(rz1000_init); -module_exit(rz1000_exit); - diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c index c0e603a84f7f..ce2f828c17b3 100644 --- a/drivers/ata/pata_sc1200.c +++ b/drivers/ata/pata_sc1200.c @@ -261,21 +261,10 @@ static struct pci_driver sc1200_pci_driver = { #endif }; -static int __init sc1200_init(void) -{ - return pci_register_driver(&sc1200_pci_driver); -} - -static void __exit sc1200_exit(void) -{ - pci_unregister_driver(&sc1200_pci_driver); -} +module_pci_driver(sc1200_pci_driver); MODULE_AUTHOR("Alan Cox, Mark Lord"); MODULE_DESCRIPTION("low-level driver for the NS/AMD SC1200"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, sc1200); MODULE_VERSION(DRV_VERSION); - -module_init(sc1200_init); -module_exit(sc1200_exit); diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c index e265f835c95d..f35f15f4d83e 100644 --- a/drivers/ata/pata_scc.c +++ b/drivers/ata/pata_scc.c @@ -1103,26 +1103,7 @@ static struct pci_driver scc_pci_driver = { #endif }; -static int __init scc_init (void) -{ - int rc; - - DPRINTK("pci_register_driver\n"); - rc = pci_register_driver(&scc_pci_driver); - if (rc) - return rc; - - DPRINTK("done\n"); - return 0; -} - -static void __exit scc_exit (void) -{ - pci_unregister_driver(&scc_pci_driver); -} - -module_init(scc_init); -module_exit(scc_exit); +module_pci_driver(scc_pci_driver); MODULE_AUTHOR("Toshiba corp"); MODULE_DESCRIPTION("SCSI low-level driver for Toshiba SCC PATA controller"); diff --git a/drivers/ata/pata_sch.c b/drivers/ata/pata_sch.c index 7c78b9993627..db0d18cf1c2a 100644 --- a/drivers/ata/pata_sch.c +++ b/drivers/ata/pata_sch.c @@ -179,15 +179,4 @@ static int __devinit sch_init_one(struct pci_dev *pdev, return ata_pci_bmdma_init_one(pdev, ppi, &sch_sht, NULL, 0); } -static int __init sch_init(void) -{ - return pci_register_driver(&sch_pci_driver); -} - -static void __exit sch_exit(void) -{ - pci_unregister_driver(&sch_pci_driver); -} - -module_init(sch_init); -module_exit(sch_exit); +module_pci_driver(sch_pci_driver); diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c index 71eaf385e970..f3febbce6c46 100644 --- a/drivers/ata/pata_serverworks.c +++ b/drivers/ata/pata_serverworks.c @@ -475,21 +475,10 @@ static struct pci_driver serverworks_pci_driver = { #endif }; -static int __init serverworks_init(void) -{ - return pci_register_driver(&serverworks_pci_driver); -} - -static void __exit serverworks_exit(void) -{ - pci_unregister_driver(&serverworks_pci_driver); -} +module_pci_driver(serverworks_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Serverworks OSB4/CSB5/CSB6"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, serverworks); MODULE_VERSION(DRV_VERSION); - -module_init(serverworks_init); -module_exit(serverworks_exit); diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c index b92eacf8dd3c..5cfdf94823d0 100644 --- a/drivers/ata/pata_sil680.c +++ b/drivers/ata/pata_sil680.c @@ -437,21 +437,10 @@ static struct pci_driver sil680_pci_driver = { #endif }; -static int __init sil680_init(void) -{ - return pci_register_driver(&sil680_pci_driver); -} - -static void __exit sil680_exit(void) -{ - pci_unregister_driver(&sil680_pci_driver); -} +module_pci_driver(sil680_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for SI680 PATA"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, sil680); MODULE_VERSION(DRV_VERSION); - -module_init(sil680_init); -module_exit(sil680_exit); diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c index b0edc7de7b2d..2d5ac1361262 100644 --- a/drivers/ata/pata_sis.c +++ b/drivers/ata/pata_sis.c @@ -906,22 +906,10 @@ static struct pci_driver sis_pci_driver = { #endif }; -static int __init sis_init(void) -{ - return pci_register_driver(&sis_pci_driver); -} - -static void __exit sis_exit(void) -{ - pci_unregister_driver(&sis_pci_driver); -} - -module_init(sis_init); -module_exit(sis_exit); +module_pci_driver(sis_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for SiS ATA"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, sis_pci_tbl); MODULE_VERSION(DRV_VERSION); - diff --git a/drivers/ata/pata_sl82c105.c b/drivers/ata/pata_sl82c105.c index 24cf200dd1c9..738e000107d6 100644 --- a/drivers/ata/pata_sl82c105.c +++ b/drivers/ata/pata_sl82c105.c @@ -372,21 +372,10 @@ static struct pci_driver sl82c105_pci_driver = { #endif }; -static int __init sl82c105_init(void) -{ - return pci_register_driver(&sl82c105_pci_driver); -} - -static void __exit sl82c105_exit(void) -{ - pci_unregister_driver(&sl82c105_pci_driver); -} +module_pci_driver(sl82c105_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Sl82c105"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, sl82c105); MODULE_VERSION(DRV_VERSION); - -module_init(sl82c105_init); -module_exit(sl82c105_exit); diff --git a/drivers/ata/pata_triflex.c b/drivers/ata/pata_triflex.c index 28da1c6becf1..c8e589d91231 100644 --- a/drivers/ata/pata_triflex.c +++ b/drivers/ata/pata_triflex.c @@ -240,21 +240,10 @@ static struct pci_driver triflex_pci_driver = { #endif }; -static int __init triflex_init(void) -{ - return pci_register_driver(&triflex_pci_driver); -} - -static void __exit triflex_exit(void) -{ - pci_unregister_driver(&triflex_pci_driver); -} +module_pci_driver(triflex_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Compaq Triflex"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, triflex); MODULE_VERSION(DRV_VERSION); - -module_init(triflex_init); -module_exit(triflex_exit); diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 255f336cd7ea..8d2a9fdf6b8d 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -711,21 +711,10 @@ static struct pci_driver via_pci_driver = { #endif }; -static int __init via_init(void) -{ - return pci_register_driver(&via_pci_driver); -} - -static void __exit via_exit(void) -{ - pci_unregister_driver(&via_pci_driver); -} +module_pci_driver(via_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for VIA PATA"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, via); MODULE_VERSION(DRV_VERSION); - -module_init(via_init); -module_exit(via_exit); diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c index 04911d52f59d..505333340ad5 100644 --- a/drivers/ata/pdc_adma.c +++ b/drivers/ata/pdc_adma.c @@ -660,21 +660,10 @@ static int adma_ata_init_one(struct pci_dev *pdev, &adma_ata_sht); } -static int __init adma_ata_init(void) -{ - return pci_register_driver(&adma_ata_pci_driver); -} - -static void __exit adma_ata_exit(void) -{ - pci_unregister_driver(&adma_ata_pci_driver); -} +module_pci_driver(adma_ata_pci_driver); MODULE_AUTHOR("Mark Lord"); MODULE_DESCRIPTION("Pacific Digital Corporation ADMA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, adma_ata_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(adma_ata_init); -module_exit(adma_ata_exit); diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c index 69f7cde49c6b..937aeb34b310 100644..100755 --- a/drivers/ata/sata_dwc_460ex.c +++ b/drivers/ata/sata_dwc_460ex.c @@ -158,6 +158,7 @@ enum { /* Assign HW handshaking interface (x) to destination / source peripheral */ #define DMA_CFG_HW_HS_DEST(int_num) (((int_num) & 0xF) << 11) #define DMA_CFG_HW_HS_SRC(int_num) (((int_num) & 0xF) << 7) +#define DMA_CFG_HW_CH_PRIOR(int_num) (((int_num) & 0xF) << 5) #define DMA_LLP_LMS(addr, master) (((addr) & 0xfffffffc) | (master)) /* @@ -318,6 +319,7 @@ struct sata_dwc_host_priv { u32 dma_interrupt_count; struct ahb_dma_regs *sata_dma_regs; struct device *dwc_dev; + int dma_channel; }; struct sata_dwc_host_priv host_pvt; /* @@ -437,15 +439,12 @@ static void clear_chan_interrupts(int c) */ static int dma_request_channel(void) { - int i; - - for (i = 0; i < DMA_NUM_CHANS; i++) { - if (!(in_le32(&(host_pvt.sata_dma_regs->dma_chan_en.low)) &\ - DMA_CHANNEL(i))) - return i; - } - dev_err(host_pvt.dwc_dev, "%s NO channel chan_en: 0x%08x\n", __func__, - in_le32(&(host_pvt.sata_dma_regs->dma_chan_en.low))); + /* Check if the channel is not currently in use */ + if (!(in_le32(&(host_pvt.sata_dma_regs->dma_chan_en.low)) & + DMA_CHANNEL(host_pvt.dma_channel))) + return host_pvt.dma_channel; + dev_err(host_pvt.dwc_dev, "%s Channel %d is currently in use\n", + __func__, host_pvt.dma_channel); return -1; } @@ -481,7 +480,8 @@ static irqreturn_t dma_dwc_interrupt(int irq, void *hsdev_instance) dev_dbg(ap->dev, "eot=0x%08x err=0x%08x pending=%d active port=%d\n", tfr_reg, err_reg, hsdevp->dma_pending[tag], port); - for (chan = 0; chan < DMA_NUM_CHANS; chan++) { + chan = host_pvt.dma_channel; + if (chan >= 0) { /* Check for end-of-transfer interrupt. */ if (tfr_reg & DMA_CHANNEL(chan)) { /* @@ -534,9 +534,9 @@ static irqreturn_t dma_dwc_interrupt(int irq, void *hsdev_instance) static int dma_request_interrupts(struct sata_dwc_device *hsdev, int irq) { int retval = 0; - int chan; + int chan = host_pvt.dma_channel; - for (chan = 0; chan < DMA_NUM_CHANS; chan++) { + if (chan >= 0) { /* Unmask error interrupt */ out_le32(&(host_pvt.sata_dma_regs)->interrupt_mask.error.low, DMA_ENABLE_CHAN(chan)); @@ -575,7 +575,10 @@ static int map_sg_to_lli(struct scatterlist *sg, int num_elems, int fis_len = 0; dma_addr_t next_llp; int bl; + int sms_val, dms_val; + sms_val = 0; + dms_val = 1 + host_pvt.dma_channel; dev_dbg(host_pvt.dwc_dev, "%s: sg=%p nelem=%d lli=%p dma_lli=0x%08x" " dmadr=0x%08x\n", __func__, sg, num_elems, lli, (u32)dma_lli, (u32)dmadr_addr); @@ -635,8 +638,8 @@ static int map_sg_to_lli(struct scatterlist *sg, int num_elems, lli[idx].ctl.low = cpu_to_le32( DMA_CTL_TTFC(DMA_CTL_TTFC_P2M_DMAC) | - DMA_CTL_SMS(0) | - DMA_CTL_DMS(1) | + DMA_CTL_SMS(sms_val) | + DMA_CTL_DMS(dms_val) | DMA_CTL_SRC_MSIZE(bl) | DMA_CTL_DST_MSIZE(bl) | DMA_CTL_SINC_NOCHANGE | @@ -651,8 +654,8 @@ static int map_sg_to_lli(struct scatterlist *sg, int num_elems, lli[idx].ctl.low = cpu_to_le32( DMA_CTL_TTFC(DMA_CTL_TTFC_M2P_PER) | - DMA_CTL_SMS(1) | - DMA_CTL_DMS(0) | + DMA_CTL_SMS(dms_val) | + DMA_CTL_DMS(sms_val) | DMA_CTL_SRC_MSIZE(bl) | DMA_CTL_DST_MSIZE(bl) | DMA_CTL_DINC_NOCHANGE | @@ -744,8 +747,10 @@ static int dma_dwc_xfer_setup(struct scatterlist *sg, int num_elems, /* Program the CFG register. */ out_le32(&(host_pvt.sata_dma_regs->chan_regs[dma_ch].cfg.high), + DMA_CFG_HW_HS_SRC(dma_ch) | DMA_CFG_HW_HS_DEST(dma_ch) | DMA_CFG_PROTCTL | DMA_CFG_FCMOD_REQ); - out_le32(&(host_pvt.sata_dma_regs->chan_regs[dma_ch].cfg.low), 0); + out_le32(&(host_pvt.sata_dma_regs->chan_regs[dma_ch].cfg.low), + DMA_CFG_HW_CH_PRIOR(dma_ch)); /* Program the address of the linked list */ out_le32(&(host_pvt.sata_dma_regs->chan_regs[dma_ch].llp.low), @@ -1581,10 +1586,31 @@ static void sata_dwc_qc_prep(struct ata_queued_cmd *qc) static void sata_dwc_error_handler(struct ata_port *ap) { - ap->link.flags |= ATA_LFLAG_NO_HRST; ata_sff_error_handler(ap); } +int sata_dwc_hardreset(struct ata_link *link, unsigned int *class, + unsigned long deadline) +{ + struct sata_dwc_device *hsdev = HSDEV_FROM_AP(link->ap); + int ret; + + ret = sata_sff_hardreset(link, class, deadline); + + sata_dwc_enable_interrupts(hsdev); + + /* Reconfigure the DMA control register */ + out_le32(&hsdev->sata_dwc_regs->dmacr, + SATA_DWC_DMACR_TXRXCH_CLEAR); + + /* Reconfigure the DMA Burst Transaction Size register */ + out_le32(&hsdev->sata_dwc_regs->dbtsr, + SATA_DWC_DBTSR_MWR(AHB_DMA_BRST_DFLT) | + SATA_DWC_DBTSR_MRD(AHB_DMA_BRST_DFLT)); + + return ret; +} + /* * scsi mid-layer and libata interface structures */ @@ -1604,6 +1630,7 @@ static struct ata_port_operations sata_dwc_ops = { .inherits = &ata_sff_port_ops, .error_handler = sata_dwc_error_handler, + .hardreset = sata_dwc_hardreset, .qc_prep = sata_dwc_qc_prep, .qc_issue = sata_dwc_qc_issue, @@ -1638,6 +1665,8 @@ static int sata_dwc_probe(struct platform_device *ofdev) struct ata_host *host; struct ata_port_info pi = sata_dwc_port_info[0]; const struct ata_port_info *ppi[] = { &pi, NULL }; + struct device_node *np = ofdev->dev.of_node; + u32 dma_chan; /* Allocate DWC SATA device */ hsdev = kzalloc(sizeof(*hsdev), GFP_KERNEL); @@ -1647,6 +1676,13 @@ static int sata_dwc_probe(struct platform_device *ofdev) goto error; } + if (of_property_read_u32(np, "dma-channel", &dma_chan)) { + dev_warn(&ofdev->dev, "no dma-channel property set." + " Use channel 0\n"); + dma_chan = 0; + } + host_pvt.dma_channel = dma_chan; + /* Ioremap SATA registers */ base = of_iomap(ofdev->dev.of_node, 0); if (!base) { diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index 5c7d70c03bf0..dc35f4d42b8b 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -894,21 +894,10 @@ static struct pci_driver inic_pci_driver = { .remove = ata_pci_remove_one, }; -static int __init inic_init(void) -{ - return pci_register_driver(&inic_pci_driver); -} - -static void __exit inic_exit(void) -{ - pci_unregister_driver(&inic_pci_driver); -} +module_pci_driver(inic_pci_driver); MODULE_AUTHOR("Tejun Heo"); MODULE_DESCRIPTION("low-level driver for Initio 162x SATA"); MODULE_LICENSE("GPL v2"); MODULE_DEVICE_TABLE(pci, inic_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(inic_init); -module_exit(inic_exit); diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index 55d6179dde58..85ee4993ca74 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -2510,22 +2510,11 @@ static void nv_adma_host_stop(struct ata_host *host) nv_ck804_host_stop(host); } -static int __init nv_init(void) -{ - return pci_register_driver(&nv_pci_driver); -} - -static void __exit nv_exit(void) -{ - pci_unregister_driver(&nv_pci_driver); -} +module_pci_driver(nv_pci_driver); -module_init(nv_init); -module_exit(nv_exit); module_param_named(adma, adma_enabled, bool, 0444); MODULE_PARM_DESC(adma, "Enable use of ADMA (Default: false)"); module_param_named(swncq, swncq_enabled, bool, 0444); MODULE_PARM_DESC(swncq, "Enable use of SWNCQ (Default: true)"); module_param_named(msi, msi_enabled, bool, 0444); MODULE_PARM_DESC(msi, "Enable use of MSI (Default: false)"); - diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c index 000fcc99e01d..489c81768321 100644 --- a/drivers/ata/sata_promise.c +++ b/drivers/ata/sata_promise.c @@ -1249,21 +1249,10 @@ static int pdc_ata_init_one(struct pci_dev *pdev, &pdc_ata_sht); } -static int __init pdc_ata_init(void) -{ - return pci_register_driver(&pdc_ata_pci_driver); -} - -static void __exit pdc_ata_exit(void) -{ - pci_unregister_driver(&pdc_ata_pci_driver); -} +module_pci_driver(pdc_ata_pci_driver); MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("Promise ATA TX2/TX4/TX4000 low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, pdc_ata_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(pdc_ata_init); -module_exit(pdc_ata_exit); diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c index 9d1a47bb21b3..3b0dd57984e1 100644 --- a/drivers/ata/sata_qstor.c +++ b/drivers/ata/sata_qstor.c @@ -635,21 +635,10 @@ static int qs_ata_init_one(struct pci_dev *pdev, &qs_ata_sht); } -static int __init qs_ata_init(void) -{ - return pci_register_driver(&qs_ata_pci_driver); -} - -static void __exit qs_ata_exit(void) -{ - pci_unregister_driver(&qs_ata_pci_driver); -} +module_pci_driver(qs_ata_pci_driver); MODULE_AUTHOR("Mark Lord"); MODULE_DESCRIPTION("Pacific Digital Corporation QStor SATA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, qs_ata_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(qs_ata_init); -module_exit(qs_ata_exit); diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c index 9dfb40b8c2c9..a7b31672c4b7 100644 --- a/drivers/ata/sata_sil.c +++ b/drivers/ata/sata_sil.c @@ -819,16 +819,4 @@ static int sil_pci_device_resume(struct pci_dev *pdev) } #endif -static int __init sil_init(void) -{ - return pci_register_driver(&sil_pci_driver); -} - -static void __exit sil_exit(void) -{ - pci_unregister_driver(&sil_pci_driver); -} - - -module_init(sil_init); -module_exit(sil_exit); +module_pci_driver(sil_pci_driver); diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c index e7e610aa9a7a..a5f2a563a26a 100644 --- a/drivers/ata/sata_sil24.c +++ b/drivers/ata/sata_sil24.c @@ -1382,20 +1382,9 @@ static int sil24_port_resume(struct ata_port *ap) } #endif -static int __init sil24_init(void) -{ - return pci_register_driver(&sil24_pci_driver); -} - -static void __exit sil24_exit(void) -{ - pci_unregister_driver(&sil24_pci_driver); -} +module_pci_driver(sil24_pci_driver); MODULE_AUTHOR("Tejun Heo"); MODULE_DESCRIPTION("Silicon Image 3124/3132 SATA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, sil24_pci_tbl); - -module_init(sil24_init); -module_exit(sil24_exit); diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c index 95ec435f0eb4..fe3ca0989b14 100644 --- a/drivers/ata/sata_sis.c +++ b/drivers/ata/sata_sis.c @@ -308,15 +308,4 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) IRQF_SHARED, &sis_sht); } -static int __init sis_init(void) -{ - return pci_register_driver(&sis_pci_driver); -} - -static void __exit sis_exit(void) -{ - pci_unregister_driver(&sis_pci_driver); -} - -module_init(sis_init); -module_exit(sis_exit); +module_pci_driver(sis_pci_driver); diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c index c646118943ff..44a4256533e1 100644 --- a/drivers/ata/sata_svw.c +++ b/drivers/ata/sata_svw.c @@ -525,21 +525,10 @@ static struct pci_driver k2_sata_pci_driver = { .remove = ata_pci_remove_one, }; -static int __init k2_sata_init(void) -{ - return pci_register_driver(&k2_sata_pci_driver); -} - -static void __exit k2_sata_exit(void) -{ - pci_unregister_driver(&k2_sata_pci_driver); -} +module_pci_driver(k2_sata_pci_driver); MODULE_AUTHOR("Benjamin Herrenschmidt"); MODULE_DESCRIPTION("low-level driver for K2 SATA controller"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, k2_sata_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(k2_sata_init); -module_exit(k2_sata_exit); diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c index cdaebbe3d184..122605593166 100644 --- a/drivers/ata/sata_sx4.c +++ b/drivers/ata/sata_sx4.c @@ -1498,24 +1498,10 @@ static int pdc_sata_init_one(struct pci_dev *pdev, IRQF_SHARED, &pdc_sata_sht); } - -static int __init pdc_sata_init(void) -{ - return pci_register_driver(&pdc_sata_pci_driver); -} - - -static void __exit pdc_sata_exit(void) -{ - pci_unregister_driver(&pdc_sata_pci_driver); -} - +module_pci_driver(pdc_sata_pci_driver); MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("Promise SATA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, pdc_sata_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(pdc_sata_init); -module_exit(pdc_sata_exit); diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c index b54ebfcdda32..6d6489118873 100644 --- a/drivers/ata/sata_uli.c +++ b/drivers/ata/sata_uli.c @@ -243,16 +243,4 @@ static int uli_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) IRQF_SHARED, &uli_sht); } -static int __init uli_init(void) -{ - return pci_register_driver(&uli_pci_driver); -} - -static void __exit uli_exit(void) -{ - pci_unregister_driver(&uli_pci_driver); -} - - -module_init(uli_init); -module_exit(uli_exit); +module_pci_driver(uli_pci_driver); diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c index f93e43b0ccd8..5913ea9d57b2 100644 --- a/drivers/ata/sata_via.c +++ b/drivers/ata/sata_via.c @@ -655,15 +655,4 @@ static int svia_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) IRQF_SHARED, &svia_sht); } -static int __init svia_init(void) -{ - return pci_register_driver(&svia_pci_driver); -} - -static void __exit svia_exit(void) -{ - pci_unregister_driver(&svia_pci_driver); -} - -module_init(svia_init); -module_exit(svia_exit); +module_pci_driver(svia_pci_driver); diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c index 6135a5288695..e8cf88ba145d 100644 --- a/drivers/ata/sata_vsc.c +++ b/drivers/ata/sata_vsc.c @@ -436,21 +436,10 @@ static struct pci_driver vsc_sata_pci_driver = { .remove = ata_pci_remove_one, }; -static int __init vsc_sata_init(void) -{ - return pci_register_driver(&vsc_sata_pci_driver); -} - -static void __exit vsc_sata_exit(void) -{ - pci_unregister_driver(&vsc_sata_pci_driver); -} +module_pci_driver(vsc_sata_pci_driver); MODULE_AUTHOR("Jeremy Higdon"); MODULE_DESCRIPTION("low-level driver for Vitesse VSC7174 SATA controller"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, vsc_sata_pci_tbl); MODULE_VERSION(DRV_VERSION); - -module_init(vsc_sata_init); -module_exit(vsc_sata_exit); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index b58327758c58..ffd77739ae3e 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -68,6 +68,23 @@ static struct scsi_host_sg_pool scsi_sg_pools[] = { struct kmem_cache *scsi_sdb_cache; +#ifdef CONFIG_ACPI +#include <acpi/acpi_bus.h> + +int scsi_register_acpi_bus_type(struct acpi_bus_type *bus) +{ + bus->bus = &scsi_bus_type; + return register_acpi_bus_type(bus); +} +EXPORT_SYMBOL_GPL(scsi_register_acpi_bus_type); + +void scsi_unregister_acpi_bus_type(struct acpi_bus_type *bus) +{ + unregister_acpi_bus_type(bus); +} +EXPORT_SYMBOL_GPL(scsi_unregister_acpi_bus_type); +#endif + /* * When to reinvoke queueing after a resource shortage. It's 3 msecs to * not change behaviour from the previous unplug mechanism, experimentation |
