From 28cfaf67e5c1f5b6b0d549eea398f8401a40e566 Mon Sep 17 00:00:00 2001 From: Tadeusz Struk Date: Wed, 15 Jul 2015 15:28:32 -0700 Subject: [PATCH] crypto: qat - add MMP FW support to accel engine Add code that loads the MMP firmware Signed-off-by: Tadeusz Struk Signed-off-by: Herbert Xu --- .../crypto/qat/qat_common/adf_accel_devices.h | 2 + .../crypto/qat/qat_common/adf_accel_engine.c | 42 ++++++++++++++++--- .../qat/qat_dh895xcc/adf_dh895xcc_hw_data.c | 1 + .../qat/qat_dh895xcc/adf_dh895xcc_hw_data.h | 2 + 4 files changed, 42 insertions(+), 5 deletions(-) diff --git a/drivers/crypto/qat/qat_common/adf_accel_devices.h b/drivers/crypto/qat/qat_common/adf_accel_devices.h index 91c969eb6e6b..45db8d53a9d3 100644 --- a/drivers/crypto/qat/qat_common/adf_accel_devices.h +++ b/drivers/crypto/qat/qat_common/adf_accel_devices.h @@ -152,6 +152,7 @@ struct adf_hw_device_data { void (*exit_arb)(struct adf_accel_dev *accel_dev); void (*enable_ints)(struct adf_accel_dev *accel_dev); const char *fw_name; + const char *fw_mmp_name; uint32_t pci_dev_id; uint32_t fuses; uint32_t accel_capabilities_mask; @@ -185,6 +186,7 @@ struct icp_qat_fw_loader_handle; struct adf_fw_loader_data { struct icp_qat_fw_loader_handle *fw_loader; const struct firmware *uof_fw; + const struct firmware *mmp_fw; }; struct adf_accel_dev { diff --git a/drivers/crypto/qat/qat_common/adf_accel_engine.c b/drivers/crypto/qat/qat_common/adf_accel_engine.c index fdda8e7ae302..20b08bdcb146 100644 --- a/drivers/crypto/qat/qat_common/adf_accel_engine.c +++ b/drivers/crypto/qat/qat_common/adf_accel_engine.c @@ -55,24 +55,36 @@ int adf_ae_fw_load(struct adf_accel_dev *accel_dev) { struct adf_fw_loader_data *loader_data = accel_dev->fw_loader; struct adf_hw_device_data *hw_device = accel_dev->hw_device; - void *uof_addr; - uint32_t uof_size; + void *uof_addr, *mmp_addr; + u32 uof_size, mmp_size; + if (!hw_device->fw_name) + return 0; + + if (request_firmware(&loader_data->mmp_fw, hw_device->fw_mmp_name, + &accel_dev->accel_pci_dev.pci_dev->dev)) { + dev_err(&GET_DEV(accel_dev), "Failed to load MMP firmware %s\n", + hw_device->fw_mmp_name); + return -EFAULT; + } if (request_firmware(&loader_data->uof_fw, hw_device->fw_name, &accel_dev->accel_pci_dev.pci_dev->dev)) { - dev_err(&GET_DEV(accel_dev), "Failed to load firmware %s\n", + dev_err(&GET_DEV(accel_dev), "Failed to load UOF firmware %s\n", hw_device->fw_name); - return -EFAULT; + goto out_err; } uof_size = loader_data->uof_fw->size; uof_addr = (void *)loader_data->uof_fw->data; + mmp_size = loader_data->mmp_fw->size; + mmp_addr = (void *)loader_data->mmp_fw->data; + qat_uclo_wr_mimage(loader_data->fw_loader, mmp_addr, mmp_size); if (qat_uclo_map_uof_obj(loader_data->fw_loader, uof_addr, uof_size)) { dev_err(&GET_DEV(accel_dev), "Failed to map UOF\n"); goto out_err; } if (qat_uclo_wr_all_uimage(loader_data->fw_loader)) { - dev_err(&GET_DEV(accel_dev), "Failed to map UOF\n"); + dev_err(&GET_DEV(accel_dev), "Failed to load UOF\n"); goto out_err; } return 0; @@ -85,11 +97,17 @@ int adf_ae_fw_load(struct adf_accel_dev *accel_dev) void adf_ae_fw_release(struct adf_accel_dev *accel_dev) { struct adf_fw_loader_data *loader_data = accel_dev->fw_loader; + struct adf_hw_device_data *hw_device = accel_dev->hw_device; + + if (!hw_device->fw_name) + return; qat_uclo_del_uof_obj(loader_data->fw_loader); qat_hal_deinit(loader_data->fw_loader); release_firmware(loader_data->uof_fw); + release_firmware(loader_data->mmp_fw); loader_data->uof_fw = NULL; + loader_data->mmp_fw = NULL; loader_data->fw_loader = NULL; } @@ -99,6 +117,9 @@ int adf_ae_start(struct adf_accel_dev *accel_dev) struct adf_hw_device_data *hw_data = accel_dev->hw_device; uint32_t ae_ctr, ae, max_aes = GET_MAX_ACCELENGINES(accel_dev); + if (!hw_data->fw_name) + return 0; + for (ae = 0, ae_ctr = 0; ae < max_aes; ae++) { if (hw_data->ae_mask & (1 << ae)) { qat_hal_start(loader_data->fw_loader, ae, 0xFF); @@ -117,6 +138,9 @@ int adf_ae_stop(struct adf_accel_dev *accel_dev) struct adf_hw_device_data *hw_data = accel_dev->hw_device; uint32_t ae_ctr, ae, max_aes = GET_MAX_ACCELENGINES(accel_dev); + if (!hw_data->fw_name) + return 0; + for (ae = 0, ae_ctr = 0; ae < max_aes; ae++) { if (hw_data->ae_mask & (1 << ae)) { qat_hal_stop(loader_data->fw_loader, ae, 0xFF); @@ -143,6 +167,10 @@ static int adf_ae_reset(struct adf_accel_dev *accel_dev, int ae) int adf_ae_init(struct adf_accel_dev *accel_dev) { struct adf_fw_loader_data *loader_data; + struct adf_hw_device_data *hw_device = accel_dev->hw_device; + + if (!hw_device->fw_name) + return 0; loader_data = kzalloc(sizeof(*loader_data), GFP_KERNEL); if (!loader_data) @@ -166,6 +194,10 @@ int adf_ae_init(struct adf_accel_dev *accel_dev) int adf_ae_shutdown(struct adf_accel_dev *accel_dev) { struct adf_fw_loader_data *loader_data = accel_dev->fw_loader; + struct adf_hw_device_data *hw_device = accel_dev->hw_device; + + if (!hw_device->fw_name) + return 0; qat_hal_deinit(loader_data->fw_loader); kfree(accel_dev->fw_loader); 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 7093fc0fe8da..eb2f408d4302 100644 --- a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c +++ b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c @@ -227,6 +227,7 @@ void adf_init_hw_data_dh895xcc(struct adf_hw_device_data *hw_data) 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->fw_mmp_name = ADF_DH895XCC_MMP; hw_data->init_admin_comms = adf_init_admin_comms; hw_data->exit_admin_comms = adf_exit_admin_comms; hw_data->init_arb = adf_init_arb; 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 87fb1fadb4b2..a4963a9b687b 100644 --- a/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.h +++ b/drivers/crypto/qat/qat_dh895xcc/adf_dh895xcc_hw_data.h @@ -85,5 +85,7 @@ #define ADF_DH895XCC_ADMINMSGLR_OFFSET (0x3A000 + 0x578) #define ADF_DH895XCC_MAILBOX_BASE_OFFSET 0x20970 #define ADF_DH895XCC_MAILBOX_STRIDE 0x1000 +/* FW names */ #define ADF_DH895XCC_FW "qat_895xcc.bin" +#define ADF_DH895XCC_MMP "qat_mmp.bin" #endif