diff options
Diffstat (limited to 'drivers/crypto/qat/qat_dh895xccvf')
| -rw-r--r-- | drivers/crypto/qat/qat_dh895xccvf/Makefile | 4 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c | 5 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.h | 10 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_dh895xccvf/adf_drv.c | 87 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_dh895xccvf/adf_drv.h | 57 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_dh895xccvf/adf_isr.c | 258 |
6 files changed, 10 insertions, 411 deletions
diff --git a/drivers/crypto/qat/qat_dh895xccvf/Makefile b/drivers/crypto/qat/qat_dh895xccvf/Makefile index 85399fcbbad4..5c3ccf8267eb 100644 --- a/drivers/crypto/qat/qat_dh895xccvf/Makefile +++ b/drivers/crypto/qat/qat_dh895xccvf/Makefile @@ -1,5 +1,3 @@ ccflags-y := -I$(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_DH895xCCVF) += qat_dh895xccvf.o -qat_dh895xccvf-objs := adf_drv.o \ - adf_isr.o \ - adf_dh895xccvf_hw_data.o +qat_dh895xccvf-objs := adf_drv.o adf_dh895xccvf_hw_data.o diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c b/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c index a9a27eff41fb..dc04ab68d24d 100644 --- a/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c +++ b/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c @@ -48,7 +48,6 @@ #include <adf_pf2vf_msg.h> #include <adf_common_drv.h> #include "adf_dh895xccvf_hw_data.h" -#include "adf_drv.h" static struct adf_hw_device_class dh895xcciov_class = { .name = ADF_DH895XCCVF_DEVICE_NAME, @@ -136,7 +135,6 @@ static void adf_vf2pf_shutdown(struct adf_accel_dev *accel_dev) void adf_init_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data) { hw_data->dev_class = &dh895xcciov_class; - hw_data->instance_id = dh895xcciov_class.instances++; hw_data->num_banks = ADF_DH895XCCIOV_ETR_MAX_BANKS; hw_data->num_accel = ADF_DH895XCCIOV_MAX_ACCELERATORS; hw_data->num_logical_accel = 1; @@ -164,9 +162,12 @@ void adf_init_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data) hw_data->enable_ints = adf_vf_void_noop; hw_data->enable_vf2pf_comms = adf_enable_vf2pf_comms; hw_data->min_iov_compat_ver = ADF_PFVF_COMPATIBILITY_VERSION; + hw_data->dev_class->instances++; + adf_devmgr_update_class_index(hw_data); } void adf_clean_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data) { hw_data->dev_class->instances--; + adf_devmgr_update_class_index(hw_data); } diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.h b/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.h index 8f6babfef629..6ddc19bd4410 100644 --- a/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.h +++ b/drivers/crypto/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.h @@ -56,13 +56,9 @@ #define ADF_DH895XCCIOV_TX_RINGS_MASK 0xFF #define ADF_DH895XCCIOV_ETR_BAR 0 #define ADF_DH895XCCIOV_ETR_MAX_BANKS 1 - #define ADF_DH895XCCIOV_PF2VF_OFFSET 0x200 -#define ADF_DH895XCC_PF2VF_PF2VFINT BIT(0) - -#define ADF_DH895XCCIOV_VINTSOU_OFFSET 0x204 -#define ADF_DH895XCC_VINTSOU_BUN BIT(0) -#define ADF_DH895XCC_VINTSOU_PF2VF BIT(1) - #define ADF_DH895XCCIOV_VINTMSK_OFFSET 0x208 + +void adf_init_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data); +void adf_clean_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data); #endif diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c index 7bec249afdb9..f8cc4bf0a50c 100644 --- a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c +++ b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.c @@ -60,11 +60,7 @@ #include <adf_accel_devices.h> #include <adf_common_drv.h> #include <adf_cfg.h> -#include <adf_transport_access_macros.h> #include "adf_dh895xccvf_hw_data.h" -#include "adf_drv.h" - -static const char adf_driver_name[] = ADF_DH895XCCVF_DEVICE_NAME; #define ADF_SYSTEM_DEVICE(device_id) \ {PCI_DEVICE(PCI_VENDOR_ID_INTEL, device_id)} @@ -80,7 +76,7 @@ static void adf_remove(struct pci_dev *dev); static struct pci_driver adf_driver = { .id_table = adf_pci_tbl, - .name = adf_driver_name, + .name = ADF_DH895XCCVF_DEVICE_NAME, .probe = adf_probe, .remove = adf_remove, }; @@ -121,83 +117,6 @@ static void adf_cleanup_accel(struct adf_accel_dev *accel_dev) adf_devmgr_rm_dev(accel_dev, pf); } -static int adf_dev_configure(struct adf_accel_dev *accel_dev) -{ - char key[ADF_CFG_MAX_KEY_LEN_IN_BYTES]; - unsigned long val, bank = 0; - - if (adf_cfg_section_add(accel_dev, ADF_KERNEL_SEC)) - goto err; - if (adf_cfg_section_add(accel_dev, "Accelerator0")) - goto err; - - snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_BANK_NUM, 0); - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, key, - (void *)&bank, ADF_DEC)) - goto err; - - val = bank; - snprintf(key, sizeof(key), ADF_CY "%d" ADF_ETRMGR_CORE_AFFINITY, 0); - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, key, - (void *)&val, ADF_DEC)) - goto err; - - snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_SIZE, 0); - - val = 128; - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, key, - (void *)&val, ADF_DEC)) - goto err; - - val = 512; - snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_SYM_SIZE, 0); - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, - key, (void *)&val, ADF_DEC)) - goto err; - - val = 0; - snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_TX, 0); - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, - key, (void *)&val, ADF_DEC)) - goto err; - - val = 2; - snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_SYM_TX, 0); - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, - key, (void *)&val, ADF_DEC)) - goto err; - - val = 8; - snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_RX, 0); - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, - key, (void *)&val, ADF_DEC)) - goto err; - - val = 10; - snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_SYM_RX, 0); - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, - key, (void *)&val, ADF_DEC)) - goto err; - - val = ADF_COALESCING_DEF_TIME; - snprintf(key, sizeof(key), ADF_ETRMGR_COALESCE_TIMER_FORMAT, - (int)bank); - if (adf_cfg_add_key_value_param(accel_dev, "Accelerator0", - key, (void *)&val, ADF_DEC)) - goto err; - - val = 1; - if (adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, - ADF_NUM_CY, (void *)&val, ADF_DEC)) - goto err; - - set_bit(ADF_STATUS_CONFIGURED, &accel_dev->status); - return 0; -err: - dev_err(&GET_DEV(accel_dev), "Failed to configure QAT accel dev\n"); - return -EINVAL; -} - static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct adf_accel_dev *accel_dev; @@ -288,7 +207,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); } - if (pci_request_regions(pdev, adf_driver_name)) { + if (pci_request_regions(pdev, ADF_DH895XCCVF_DEVICE_NAME)) { ret = -EFAULT; goto out_err_disable; } @@ -315,7 +234,7 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* Completion for VF2PF request/response message exchange */ init_completion(&accel_dev->vf.iov_msg_completion); - ret = adf_dev_configure(accel_dev); + ret = qat_crypto_dev_config(accel_dev); if (ret) goto out_err_free_reg; diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.h b/drivers/crypto/qat/qat_dh895xccvf/adf_drv.h deleted file mode 100644 index e270e4a63d14..000000000000 --- a/drivers/crypto/qat/qat_dh895xccvf/adf_drv.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - This file is provided under a dual BSD/GPLv2 license. When using or - redistributing this file, you may do so under either license. - - GPL LICENSE SUMMARY - Copyright(c) 2014 Intel Corporation. - 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 - published by the Free Software Foundation. - - 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. - - Contact Information: - qat-linux@intel.com - - BSD LICENSE - Copyright(c) 2014 Intel Corporation. - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in - the documentation and/or other materials provided with the - distribution. - * Neither the name of Intel Corporation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ -#ifndef ADF_DH895xVF_DRV_H_ -#define ADF_DH895xVF_DRV_H_ -#include <adf_accel_devices.h> -#include <adf_transport.h> - -void adf_init_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data); -void adf_clean_hw_data_dh895xcciov(struct adf_hw_device_data *hw_data); -int adf_vf_isr_resource_alloc(struct adf_accel_dev *accel_dev); -void adf_vf_isr_resource_free(struct adf_accel_dev *accel_dev); -void adf_update_ring_arb_enable(struct adf_etr_ring_data *ring); -#endif diff --git a/drivers/crypto/qat/qat_dh895xccvf/adf_isr.c b/drivers/crypto/qat/qat_dh895xccvf/adf_isr.c deleted file mode 100644 index 87c5d8adb125..000000000000 --- a/drivers/crypto/qat/qat_dh895xccvf/adf_isr.c +++ /dev/null @@ -1,258 +0,0 @@ -/* - This file is provided under a dual BSD/GPLv2 license. When using or - redistributing this file, you may do so under either license. - - GPL LICENSE SUMMARY - Copyright(c) 2014 Intel Corporation. - 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 - published by the Free Software Foundation. - - 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. - - Contact Information: - qat-linux@intel.com - - BSD LICENSE - Copyright(c) 2014 Intel Corporation. - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in - the documentation and/or other materials provided with the - distribution. - * Neither the name of Intel Corporation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/slab.h> -#include <linux/errno.h> -#include <linux/interrupt.h> -#include <adf_accel_devices.h> -#include <adf_common_drv.h> -#include <adf_cfg.h> -#include <adf_cfg_strings.h> -#include <adf_cfg_common.h> -#include <adf_transport_access_macros.h> -#include <adf_transport_internal.h> -#include <adf_pf2vf_msg.h> -#include "adf_drv.h" -#include "adf_dh895xccvf_hw_data.h" - -static int adf_enable_msi(struct adf_accel_dev *accel_dev) -{ - struct adf_accel_pci *pci_dev_info = &accel_dev->accel_pci_dev; - int stat = pci_enable_msi(pci_dev_info->pci_dev); - - if (stat) { - dev_err(&GET_DEV(accel_dev), - "Failed to enable MSI interrupts\n"); - return stat; - } - - accel_dev->vf.irq_name = kzalloc(ADF_MAX_MSIX_VECTOR_NAME, GFP_KERNEL); - if (!accel_dev->vf.irq_name) - return -ENOMEM; - - return stat; -} - -static void adf_disable_msi(struct adf_accel_dev *accel_dev) -{ - struct pci_dev *pdev = accel_to_pci_dev(accel_dev); - - kfree(accel_dev->vf.irq_name); - pci_disable_msi(pdev); -} - -static void adf_pf2vf_bh_handler(void *data) -{ - struct adf_accel_dev *accel_dev = data; - void __iomem *pmisc_bar_addr = - (&GET_BARS(accel_dev)[ADF_DH895XCCIOV_PMISC_BAR])->virt_addr; - u32 msg; - - /* Read the message from PF */ - msg = ADF_CSR_RD(pmisc_bar_addr, ADF_DH895XCCIOV_PF2VF_OFFSET); - - if (!(msg & ADF_PF2VF_MSGORIGIN_SYSTEM)) - /* Ignore legacy non-system (non-kernel) PF2VF messages */ - goto err; - - switch ((msg & ADF_PF2VF_MSGTYPE_MASK) >> ADF_PF2VF_MSGTYPE_SHIFT) { - case ADF_PF2VF_MSGTYPE_RESTARTING: - dev_dbg(&GET_DEV(accel_dev), - "Restarting msg received from PF 0x%x\n", msg); - adf_dev_stop(accel_dev); - break; - case ADF_PF2VF_MSGTYPE_VERSION_RESP: - dev_dbg(&GET_DEV(accel_dev), - "Version resp received from PF 0x%x\n", msg); - accel_dev->vf.pf_version = - (msg & ADF_PF2VF_VERSION_RESP_VERS_MASK) >> - ADF_PF2VF_VERSION_RESP_VERS_SHIFT; - accel_dev->vf.compatible = - (msg & ADF_PF2VF_VERSION_RESP_RESULT_MASK) >> - ADF_PF2VF_VERSION_RESP_RESULT_SHIFT; - complete(&accel_dev->vf.iov_msg_completion); - break; - default: - goto err; - } - - /* To ack, clear the PF2VFINT bit */ - msg &= ~ADF_DH895XCC_PF2VF_PF2VFINT; - ADF_CSR_WR(pmisc_bar_addr, ADF_DH895XCCIOV_PF2VF_OFFSET, msg); - - /* Re-enable PF2VF interrupts */ - adf_enable_pf2vf_interrupts(accel_dev); - return; -err: - dev_err(&GET_DEV(accel_dev), - "Unknown message from PF (0x%x); leaving PF2VF ints disabled\n", - msg); -} - -static int adf_setup_pf2vf_bh(struct adf_accel_dev *accel_dev) -{ - tasklet_init(&accel_dev->vf.pf2vf_bh_tasklet, - (void *)adf_pf2vf_bh_handler, (unsigned long)accel_dev); - - mutex_init(&accel_dev->vf.vf2pf_lock); - return 0; -} - -static void adf_cleanup_pf2vf_bh(struct adf_accel_dev *accel_dev) -{ - tasklet_disable(&accel_dev->vf.pf2vf_bh_tasklet); - tasklet_kill(&accel_dev->vf.pf2vf_bh_tasklet); - mutex_destroy(&accel_dev->vf.vf2pf_lock); -} - -static irqreturn_t adf_isr(int irq, void *privdata) -{ - struct adf_accel_dev *accel_dev = privdata; - void __iomem *pmisc_bar_addr = - (&GET_BARS(accel_dev)[ADF_DH895XCCIOV_PMISC_BAR])->virt_addr; - u32 v_int; - - /* Read VF INT source CSR to determine the source of VF interrupt */ - v_int = ADF_CSR_RD(pmisc_bar_addr, ADF_DH895XCCIOV_VINTSOU_OFFSET); - - /* Check for PF2VF interrupt */ - if (v_int & ADF_DH895XCC_VINTSOU_PF2VF) { - /* Disable PF to VF interrupt */ - adf_disable_pf2vf_interrupts(accel_dev); - - /* Schedule tasklet to handle interrupt BH */ - tasklet_hi_schedule(&accel_dev->vf.pf2vf_bh_tasklet); - return IRQ_HANDLED; - } - - /* Check bundle interrupt */ - if (v_int & ADF_DH895XCC_VINTSOU_BUN) { - struct adf_etr_data *etr_data = accel_dev->transport; - struct adf_etr_bank_data *bank = &etr_data->banks[0]; - - /* Disable Flag and Coalesce Ring Interrupts */ - WRITE_CSR_INT_FLAG_AND_COL(bank->csr_addr, bank->bank_number, - 0); - tasklet_hi_schedule(&bank->resp_handler); - return IRQ_HANDLED; - } - - return IRQ_NONE; -} - -static int adf_request_msi_irq(struct adf_accel_dev *accel_dev) -{ - struct pci_dev *pdev = accel_to_pci_dev(accel_dev); - unsigned int cpu; - int ret; - - snprintf(accel_dev->vf.irq_name, ADF_MAX_MSIX_VECTOR_NAME, - "qat_%02x:%02d.%02d", pdev->bus->number, PCI_SLOT(pdev->devfn), - PCI_FUNC(pdev->devfn)); - ret = request_irq(pdev->irq, adf_isr, 0, accel_dev->vf.irq_name, - (void *)accel_dev); - if (ret) { - dev_err(&GET_DEV(accel_dev), "failed to enable irq for %s\n", - accel_dev->vf.irq_name); - return ret; - } - cpu = accel_dev->accel_id % num_online_cpus(); - irq_set_affinity_hint(pdev->irq, get_cpu_mask(cpu)); - - return ret; -} - -static int adf_setup_bh(struct adf_accel_dev *accel_dev) -{ - struct adf_etr_data *priv_data = accel_dev->transport; - - tasklet_init(&priv_data->banks[0].resp_handler, adf_response_handler, - (unsigned long)priv_data->banks); - return 0; -} - -static void adf_cleanup_bh(struct adf_accel_dev *accel_dev) -{ - struct adf_etr_data *priv_data = accel_dev->transport; - - tasklet_disable(&priv_data->banks[0].resp_handler); - tasklet_kill(&priv_data->banks[0].resp_handler); -} - -void adf_vf_isr_resource_free(struct adf_accel_dev *accel_dev) -{ - struct pci_dev *pdev = accel_to_pci_dev(accel_dev); - - irq_set_affinity_hint(pdev->irq, NULL); - free_irq(pdev->irq, (void *)accel_dev); - adf_cleanup_bh(accel_dev); - adf_cleanup_pf2vf_bh(accel_dev); - adf_disable_msi(accel_dev); -} - -int adf_vf_isr_resource_alloc(struct adf_accel_dev *accel_dev) -{ - if (adf_enable_msi(accel_dev)) - goto err_out; - - if (adf_setup_pf2vf_bh(accel_dev)) - goto err_out; - - if (adf_setup_bh(accel_dev)) - goto err_out; - - if (adf_request_msi_irq(accel_dev)) - goto err_out; - - return 0; -err_out: - adf_vf_isr_resource_free(accel_dev); - return -EFAULT; -} |
