diff options
| author | Michal Witwicki <michal.witwicki@intel.com> | 2024-07-17 14:44:57 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2024-08-02 16:11:20 +0300 |
| commit | b6c7d36292d50627dbe6a57fa344f87c776971e6 (patch) | |
| tree | 9b9a5c159b2440838f027fe4779f30f66d8073a8 /drivers/crypto/intel | |
| parent | 4e190a5740aedc37654335089e7923bc8109dc3a (diff) | |
| download | linux-b6c7d36292d50627dbe6a57fa344f87c776971e6.tar.xz | |
crypto: qat - disable IOV in adf_dev_stop()
Disabling IOV has the side effect of re-enabling the AEs that might
attempt to do DMAs into the heartbeat buffers.
Move the disable_iov() function in adf_dev_stop() before the AEs are
stopped.
Fixes: ed8ccaef52fa ("crypto: qat - Add support for SRIOV")
Signed-off-by: Michal Witwicki <michal.witwicki@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/intel')
| -rw-r--r-- | drivers/crypto/intel/qat/qat_common/adf_init.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/intel/qat/qat_common/adf_init.c b/drivers/crypto/intel/qat/qat_common/adf_init.c index 593fe9abe88c..f189cce7d153 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_init.c +++ b/drivers/crypto/intel/qat/qat_common/adf_init.c @@ -323,6 +323,8 @@ static void adf_dev_stop(struct adf_accel_dev *accel_dev) if (hw_data->stop_timer) hw_data->stop_timer(accel_dev); + hw_data->disable_iov(accel_dev); + if (wait) msleep(100); @@ -386,8 +388,6 @@ static void adf_dev_shutdown(struct adf_accel_dev *accel_dev) adf_tl_shutdown(accel_dev); - hw_data->disable_iov(accel_dev); - if (test_bit(ADF_STATUS_IRQ_ALLOCATED, &accel_dev->status)) { hw_data->free_irq(accel_dev); clear_bit(ADF_STATUS_IRQ_ALLOCATED, &accel_dev->status); |