diff options
| author | Shashank Gupta <shashank.gupta@intel.com> | 2023-02-27 15:55:44 -0500 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-03-14 17:06:44 +0800 |
| commit | b97c5377d659863ac4e64eef5c5b8f0524e95fdb (patch) | |
| tree | a3c9c7661f1c996923ec21acf9db7641798ca62d /drivers/crypto/qat | |
| parent | 2b60f79c7b8105994f0daa46bb4e367fdc866b53 (diff) | |
crypto: qat - refactor device restart logic
Refactor the restart logic by moving it into the function
adf_dev_restart() which uses the safe function adf_dev_up() and
adf_dev_down().
This commit does not implement any functional change.
Signed-off-by: Shashank Gupta <shashank.gupta@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qat')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_aer.c | 4 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_common_drv.h | 1 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_init.c | 18 |
3 files changed, 20 insertions, 3 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_aer.c b/drivers/crypto/qat/qat_common/adf_aer.c index fe9bb2f3536a..9fa76c527051 100644 --- a/drivers/crypto/qat/qat_common/adf_aer.c +++ b/drivers/crypto/qat/qat_common/adf_aer.c @@ -90,9 +90,7 @@ static void adf_device_reset_worker(struct work_struct *work) struct adf_accel_dev *accel_dev = reset_data->accel_dev; adf_dev_restarting_notify(accel_dev); - adf_dev_stop(accel_dev); - adf_dev_shutdown(accel_dev); - if (adf_dev_init(accel_dev) || adf_dev_start(accel_dev)) { + if (adf_dev_restart(accel_dev)) { /* The device hanged and we can't restart it so stop here */ dev_err(&GET_DEV(accel_dev), "Restart device failed\n"); kfree(reset_data); diff --git a/drivers/crypto/qat/qat_common/adf_common_drv.h b/drivers/crypto/qat/qat_common/adf_common_drv.h index 4bf1fceb7052..3666109b6320 100644 --- a/drivers/crypto/qat/qat_common/adf_common_drv.h +++ b/drivers/crypto/qat/qat_common/adf_common_drv.h @@ -60,6 +60,7 @@ int adf_dev_shutdown_cache_cfg(struct adf_accel_dev *accel_dev); int adf_dev_up(struct adf_accel_dev *accel_dev, bool init_config); int adf_dev_down(struct adf_accel_dev *accel_dev, bool cache_config); +int adf_dev_restart(struct adf_accel_dev *accel_dev); void adf_devmgr_update_class_index(struct adf_hw_device_data *hw_data); void adf_clean_vf_map(bool); diff --git a/drivers/crypto/qat/qat_common/adf_init.c b/drivers/crypto/qat/qat_common/adf_init.c index 988cffd0b833..11ade5d8e4a0 100644 --- a/drivers/crypto/qat/qat_common/adf_init.c +++ b/drivers/crypto/qat/qat_common/adf_init.c @@ -464,3 +464,21 @@ out: return ret; } EXPORT_SYMBOL_GPL(adf_dev_up); + +int adf_dev_restart(struct adf_accel_dev *accel_dev) +{ + int ret = 0; + + if (!accel_dev) + return -EFAULT; + + adf_dev_down(accel_dev, false); + + ret = adf_dev_up(accel_dev, false); + /* if device is already up return success*/ + if (ret == -EALREADY) + return 0; + + return ret; +} +EXPORT_SYMBOL_GPL(adf_dev_restart); |