From f3dd7e60d2028b8391dea7a3b214e3083dadf6d6 Mon Sep 17 00:00:00 2001 From: Pingchao Yang Date: Wed, 15 Jul 2015 15:28:26 -0700 Subject: [PATCH] crypto: qat - add support for MMP FW Load Modular Math Processor(MMP) firmware into QAT devices to support public key algorithm acceleration. Signed-off-by: Pingchao Yang Signed-off-by: Tadeusz Struk Signed-off-by: Herbert Xu --- .../crypto/qat/qat_common/adf_accel_devices.h | 1 + .../crypto/qat/qat_common/adf_common_drv.h | 2 ++ drivers/crypto/qat/qat_common/qat_hal.c | 13 +++++---- drivers/crypto/qat/qat_common/qat_uclo.c | 27 +++++-------------- .../qat/qat_dh895xcc/adf_dh895xcc_hw_data.c | 6 +++++ .../qat/qat_dh895xcc/adf_dh895xcc_hw_data.h | 1 + 6 files changed, 24 insertions(+), 26 deletions(-) diff --git a/drivers/crypto/qat/qat_common/adf_accel_devices.h b/drivers/crypto/qat/qat_common/adf_accel_devices.h index 5fe902967620..91c969eb6e6b 100644 --- a/drivers/crypto/qat/qat_common/adf_accel_devices.h +++ b/drivers/crypto/qat/qat_common/adf_accel_devices.h @@ -135,6 +135,7 @@ struct adf_hw_device_data { struct adf_hw_device_class *dev_class; uint32_t (*get_accel_mask)(uint32_t fuse); uint32_t (*get_ae_mask)(uint32_t fuse); + uint32_t (*get_sram_bar_id)(struct adf_hw_device_data *self); uint32_t (*get_misc_bar_id)(struct adf_hw_device_data *self); uint32_t (*get_etr_bar_id)(struct adf_hw_device_data *self); uint32_t (*get_num_aes)(struct adf_hw_device_data *self); diff --git a/drivers/crypto/qat/qat_common/adf_common_drv.h b/drivers/crypto/qat/qat_common/adf_common_drv.h index 27e16c09230b..1e82ad4bf43d 100644 --- a/drivers/crypto/qat/qat_common/adf_common_drv.h +++ b/drivers/crypto/qat/qat_common/adf_common_drv.h @@ -196,4 +196,6 @@ int qat_uclo_wr_all_uimage(struct icp_qat_fw_loader_handle *handle); void qat_uclo_del_uof_obj(struct icp_qat_fw_loader_handle *handle); int qat_uclo_map_uof_obj(struct icp_qat_fw_loader_handle *handle, void *addr_ptr, int mem_size); +void qat_uclo_wr_mimage(struct icp_qat_fw_loader_handle *handle, + void *addr_ptr, int mem_size); #endif diff --git a/drivers/crypto/qat/qat_common/qat_hal.c b/drivers/crypto/qat/qat_common/qat_hal.c index 274ff7e9de6e..1d6d28916590 100644 --- a/drivers/crypto/qat/qat_common/qat_hal.c +++ b/drivers/crypto/qat/qat_common/qat_hal.c @@ -679,21 +679,24 @@ int qat_hal_init(struct adf_accel_dev *accel_dev) struct icp_qat_fw_loader_handle *handle; struct adf_accel_pci *pci_info = &accel_dev->accel_pci_dev; struct adf_hw_device_data *hw_data = accel_dev->hw_device; - struct adf_bar *bar = + struct adf_bar *misc_bar = &pci_info->pci_bars[hw_data->get_misc_bar_id(hw_data)]; + struct adf_bar *sram_bar = + &pci_info->pci_bars[hw_data->get_sram_bar_id(hw_data)]; handle = kzalloc(sizeof(*handle), GFP_KERNEL); if (!handle) return -ENOMEM; - handle->hal_cap_g_ctl_csr_addr_v = bar->virt_addr + + handle->hal_cap_g_ctl_csr_addr_v = misc_bar->virt_addr + ICP_DH895XCC_CAP_OFFSET; - handle->hal_cap_ae_xfer_csr_addr_v = bar->virt_addr + + handle->hal_cap_ae_xfer_csr_addr_v = misc_bar->virt_addr + ICP_DH895XCC_AE_OFFSET; - handle->hal_ep_csr_addr_v = bar->virt_addr + ICP_DH895XCC_EP_OFFSET; + handle->hal_ep_csr_addr_v = misc_bar->virt_addr + + ICP_DH895XCC_EP_OFFSET; handle->hal_cap_ae_local_csr_addr_v = handle->hal_cap_ae_xfer_csr_addr_v + LOCAL_TO_XFER_REG_OFFSET; - + handle->hal_sram_addr_v = sram_bar->virt_addr; handle->hal_handle = kzalloc(sizeof(*handle->hal_handle), GFP_KERNEL); if (!handle->hal_handle) goto out_hal_handle; diff --git a/drivers/crypto/qat/qat_common/qat_uclo.c b/drivers/crypto/qat/qat_common/qat_uclo.c index 1e27f9f7fddf..c48f181e8941 100644 --- a/drivers/crypto/qat/qat_common/qat_uclo.c +++ b/drivers/crypto/qat/qat_common/qat_uclo.c @@ -359,28 +359,7 @@ static int qat_uclo_init_umem_seg(struct icp_qat_fw_loader_handle *handle, static int qat_uclo_init_ae_memory(struct icp_qat_fw_loader_handle *handle, struct icp_qat_uof_initmem *init_mem) { - unsigned int i; - struct icp_qat_uof_memvar_attr *mem_val_attr; - - mem_val_attr = - (struct icp_qat_uof_memvar_attr *)((unsigned long)init_mem + - sizeof(struct icp_qat_uof_initmem)); - switch (init_mem->region) { - case ICP_QAT_UOF_SRAM_REGION: - if ((init_mem->addr + init_mem->num_in_bytes) > - ICP_DH895XCC_PESRAM_BAR_SIZE) { - pr_err("QAT: initmem on SRAM is out of range"); - return -EINVAL; - } - for (i = 0; i < init_mem->val_attr_num; i++) { - qat_uclo_wr_sram_by_words(handle, - init_mem->addr + - mem_val_attr->offset_in_byte, - &mem_val_attr->value, 4); - mem_val_attr++; - } - break; case ICP_QAT_UOF_LMEM_REGION: if (qat_uclo_init_lmem_seg(handle, init_mem)) return -EINVAL; @@ -990,6 +969,12 @@ out_err: return -EFAULT; } +void qat_uclo_wr_mimage(struct icp_qat_fw_loader_handle *handle, + void *addr_ptr, int mem_size) +{ + qat_uclo_wr_sram_by_words(handle, 0, addr_ptr, ALIGN(mem_size, 4)); +} + int qat_uclo_map_uof_obj(struct icp_qat_fw_loader_handle *handle, void *addr_ptr, int mem_size) { diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c index b1386922d7a2..7093fc0fe8da 100644 --- a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c +++ b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c @@ -117,6 +117,11 @@ static uint32_t get_etr_bar_id(struct adf_hw_device_data *self) return ADF_DH895XCC_ETR_BAR; } +static uint32_t get_sram_bar_id(struct adf_hw_device_data *self) +{ + return ADF_DH895XCC_SRAM_BAR; +} + static enum dev_sku_info get_sku(struct adf_hw_device_data *self) { int sku = (self->fuses & ADF_DH895XCC_FUSECTL_SKU_MASK) @@ -219,6 +224,7 @@ void adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data) hw_data->get_num_aes = get_num_aes; hw_data->get_etr_bar_id = get_etr_bar_id; hw_data->get_misc_bar_id = get_misc_bar_id; + hw_data->get_sram_bar_id = get_sram_bar_id; hw_data->get_sku = get_sku; hw_data->fw_name = ADF_DH895XCC_FW; hw_data->init_admin_comms = adf_init_admin_comms; diff --git a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.h b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.h index 25269a9f24a2..87fb1fadb4b2 100644 --- a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.h +++ b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.h @@ -48,6 +48,7 @@ #define ADF_DH895x_HW_DATA_H_ /* PCIe configuration space */ +#define ADF_DH895XCC_SRAM_BAR 0 #define ADF_DH895XCC_PMISC_BAR 1 #define ADF_DH895XCC_ETR_BAR 2 #define ADF_DH895XCC_RX_RINGS_OFFSET 8 -- 2.20.1