diff options
Diffstat (limited to 'drivers/crypto/qat/qat_common/adf_admin.c')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_admin.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_admin.c b/drivers/crypto/qat/qat_common/adf_admin.c index 43680e178242..c381b89d548d 100644 --- a/drivers/crypto/qat/qat_common/adf_admin.c +++ b/drivers/crypto/qat/qat_common/adf_admin.c @@ -194,6 +194,35 @@ static int adf_set_fw_constants(struct adf_accel_dev *accel_dev) return adf_send_admin(accel_dev, &req, &resp, ae_mask); } +static int adf_get_dc_capabilities(struct adf_accel_dev *accel_dev, + u32 *capabilities) +{ + struct adf_hw_device_data *hw_device = accel_dev->hw_device; + struct icp_qat_fw_init_admin_resp resp; + struct icp_qat_fw_init_admin_req req; + unsigned long ae_mask; + unsigned long ae; + int ret; + + /* Target only service accelerator engines */ + ae_mask = hw_device->ae_mask & ~hw_device->admin_ae_mask; + + memset(&req, 0, sizeof(req)); + memset(&resp, 0, sizeof(resp)); + req.cmd_id = ICP_QAT_FW_COMP_CAPABILITY_GET; + + *capabilities = 0; + for_each_set_bit(ae, &ae_mask, GET_MAX_ACCELENGINES(accel_dev)) { + ret = adf_send_admin(accel_dev, &req, &resp, 1ULL << ae); + if (ret) + return ret; + + *capabilities |= resp.extended_features; + } + + return 0; +} + /** * adf_send_admin_init() - Function sends init message to FW * @accel_dev: Pointer to acceleration device. @@ -204,8 +233,16 @@ static int adf_set_fw_constants(struct adf_accel_dev *accel_dev) */ int adf_send_admin_init(struct adf_accel_dev *accel_dev) { + u32 dc_capabilities = 0; int ret; + ret = adf_get_dc_capabilities(accel_dev, &dc_capabilities); + if (ret) { + dev_err(&GET_DEV(accel_dev), "Cannot get dc capabilities\n"); + return ret; + } + accel_dev->hw_device->extended_dc_capabilities = dc_capabilities; + ret = adf_set_fw_constants(accel_dev); if (ret) return ret; |