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author | 2020-11-13 16:46:41 +0000 | |
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committer | 2020-11-20 14:45:34 +1100 | |
commit | e73916f20829be09932326ab0c9627b29df553e8 (patch) | |
tree | 959537e28f27126cccfc37e6224ab9c6279fa1a3 /drivers/crypto | |
parent | crypto: omap-aes - Fix PM disable depth imbalance in omap_aes_probe (diff) | |
download | linux-e73916f20829be09932326ab0c9627b29df553e8.tar.gz linux-e73916f20829be09932326ab0c9627b29df553e8.tar.bz2 linux-e73916f20829be09932326ab0c9627b29df553e8.zip |
crypto: qat - target fw images to specific AEs
Introduce support for devices that require multiple firmware images.
If a device requires more than a firmware image to operate, load the
image to the appropriate Acceleration Engine (AE).
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Fiona Trahe <fiona.trahe@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r-- | drivers/crypto/qat/qat_common/adf_accel_devices.h | 3 | ||||
-rw-r--r-- | drivers/crypto/qat/qat_common/adf_accel_engine.c | 58 |
2 files changed, 56 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 5694422ec66c..1484f10dbfdf 100644 --- a/drivers/crypto/qat/qat_common/adf_accel_devices.h +++ b/drivers/crypto/qat/qat_common/adf_accel_devices.h @@ -175,6 +175,9 @@ struct adf_hw_device_data { void (*enable_ints)(struct adf_accel_dev *accel_dev); int (*enable_vf2pf_comms)(struct adf_accel_dev *accel_dev); void (*reset_device)(struct adf_accel_dev *accel_dev); + char *(*uof_get_name)(u32 obj_num); + u32 (*uof_get_num_objs)(void); + u32 (*uof_get_ae_mask)(u32 obj_num); struct adf_hw_csr_ops csr_ops; const char *fw_name; const char *fw_mmp_name; diff --git a/drivers/crypto/qat/qat_common/adf_accel_engine.c b/drivers/crypto/qat/qat_common/adf_accel_engine.c index 08aaaf2b4659..ca4eae8cdd0b 100644 --- a/drivers/crypto/qat/qat_common/adf_accel_engine.c +++ b/drivers/crypto/qat/qat_common/adf_accel_engine.c @@ -7,12 +7,55 @@ #include "adf_common_drv.h" #include "icp_qat_uclo.h" +static int adf_ae_fw_load_images(struct adf_accel_dev *accel_dev, void *fw_addr, + u32 fw_size) +{ + struct adf_fw_loader_data *loader_data = accel_dev->fw_loader; + struct adf_hw_device_data *hw_device = accel_dev->hw_device; + struct icp_qat_fw_loader_handle *loader; + char *obj_name; + u32 num_objs; + u32 ae_mask; + int i; + + loader = loader_data->fw_loader; + num_objs = hw_device->uof_get_num_objs(); + + for (i = 0; i < num_objs; i++) { + obj_name = hw_device->uof_get_name(i); + ae_mask = hw_device->uof_get_ae_mask(i); + + if (qat_uclo_set_cfg_ae_mask(loader, ae_mask)) { + dev_err(&GET_DEV(accel_dev), + "Invalid mask for UOF image\n"); + goto out_err; + } + if (qat_uclo_map_obj(loader, fw_addr, fw_size, obj_name)) { + dev_err(&GET_DEV(accel_dev), + "Failed to map UOF firmware\n"); + goto out_err; + } + if (qat_uclo_wr_all_uimage(loader)) { + dev_err(&GET_DEV(accel_dev), + "Failed to load UOF firmware\n"); + goto out_err; + } + qat_uclo_del_obj(loader); + } + + return 0; + +out_err: + adf_ae_fw_release(accel_dev); + return -EFAULT; +} + 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, *mmp_addr; - u32 uof_size, mmp_size; + void *fw_addr, *mmp_addr; + u32 fw_size, mmp_size; if (!hw_device->fw_name) return 0; @@ -30,15 +73,20 @@ int adf_ae_fw_load(struct adf_accel_dev *accel_dev) goto out_err; } - uof_size = loader_data->uof_fw->size; - uof_addr = (void *)loader_data->uof_fw->data; + fw_size = loader_data->uof_fw->size; + fw_addr = (void *)loader_data->uof_fw->data; mmp_size = loader_data->mmp_fw->size; mmp_addr = (void *)loader_data->mmp_fw->data; + if (qat_uclo_wr_mimage(loader_data->fw_loader, mmp_addr, mmp_size)) { dev_err(&GET_DEV(accel_dev), "Failed to load MMP\n"); goto out_err; } - if (qat_uclo_map_obj(loader_data->fw_loader, uof_addr, uof_size, NULL)) { + + if (hw_device->uof_get_num_objs) + return adf_ae_fw_load_images(accel_dev, fw_addr, fw_size); + + if (qat_uclo_map_obj(loader_data->fw_loader, fw_addr, fw_size, NULL)) { dev_err(&GET_DEV(accel_dev), "Failed to map FW\n"); goto out_err; } |