diff options
| author | Giovanni Cabiddu <giovanni.cabiddu@intel.com> | 2021-12-16 09:13:11 +0000 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-12-24 14:18:23 +1100 |
| commit | e0441e2be1553d34341bc5b60d279f3561d1b8b7 (patch) | |
| tree | 58e294c8960105bc57694cae9cd7280359a976f0 /drivers/crypto | |
| parent | 3954ab6d9fce7df915a35a6ad4d657753340b011 (diff) | |
crypto: qat - get compression extended capabilities
Get compression extended capabilities mask from firmware through the
init/admin channel.
These capabilities are stored in the accel_dev structure and will be
communicated to VF through the PFVF channel.
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Marco Chiappero <marco.chiappero@intel.com>
Reviewed-by: Fiona Trahe <fiona.trahe@intel.com>
Reviewed-by: Marco Chiappero <marco.chiappero@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 | 1 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_admin.c | 37 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_common/icp_qat_fw_init_admin.h | 4 |
3 files changed, 41 insertions, 1 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_accel_devices.h b/drivers/crypto/qat/qat_common/adf_accel_devices.h index a1809a7d1c90..2c380fa10a09 100644 --- a/drivers/crypto/qat/qat_common/adf_accel_devices.h +++ b/drivers/crypto/qat/qat_common/adf_accel_devices.h @@ -198,6 +198,7 @@ struct adf_hw_device_data { u32 fuses; u32 straps; u32 accel_capabilities_mask; + u32 extended_dc_capabilities; u32 instance_id; u16 accel_mask; u32 ae_mask; 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; diff --git a/drivers/crypto/qat/qat_common/icp_qat_fw_init_admin.h b/drivers/crypto/qat/qat_common/icp_qat_fw_init_admin.h index f05ad17fbdd6..afe59a7684ac 100644 --- a/drivers/crypto/qat/qat_common/icp_qat_fw_init_admin.h +++ b/drivers/crypto/qat/qat_common/icp_qat_fw_init_admin.h @@ -14,7 +14,8 @@ enum icp_qat_fw_init_admin_cmd_id { ICP_QAT_FW_COUNTERS_GET = 5, ICP_QAT_FW_LOOPBACK = 6, ICP_QAT_FW_HEARTBEAT_SYNC = 7, - ICP_QAT_FW_HEARTBEAT_GET = 8 + ICP_QAT_FW_HEARTBEAT_GET = 8, + ICP_QAT_FW_COMP_CAPABILITY_GET = 9, }; enum icp_qat_fw_init_admin_resp_status { @@ -52,6 +53,7 @@ struct icp_qat_fw_init_admin_resp { __u16 version_minor_num; __u16 version_major_num; }; + __u32 extended_features; }; __u64 opaque_data; union { |