diff options
| author |   Tadeusz Struk <tadeusz.struk@intel.com> | 2016-03-29 10:20:52 -0700 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2016-04-05 20:35:53 +0800 |
| commit | cb00bca42f8b819498b2647f24b6148d65ec9aa4 (patch) | |
| tree | 468089b98bb5f57865f3ec3a139cfb2ead49a089 /drivers/crypto/qat/qat_common/adf_ctl_drv.c | |
| parent | crypto: drbg - set HMAC key only when altered (diff) | |
| download | linux-dev-cb00bca42f8b819498b2647f24b6148d65ec9aa4.tar.xz linux-dev-cb00bca42f8b819498b2647f24b6148d65ec9aa4.zip | |
crypto: qat - explicitly stop all VFs first
When stopping devices it is not enought to loop backwards.
We need to explicitly stop all VFs first.
Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/qat/qat_common/adf_ctl_drv.c')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_ctl_drv.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_ctl_drv.c b/drivers/crypto/qat/qat_common/adf_ctl_drv.c index 5c897e6e7994..740335630c57 100644 --- a/drivers/crypto/qat/qat_common/adf_ctl_drv.c +++ b/drivers/crypto/qat/qat_common/adf_ctl_drv.c @@ -275,7 +275,26 @@ static int adf_ctl_stop_devices(uint32_t id) struct adf_accel_dev *accel_dev; int ret = 0; - list_for_each_entry_reverse(accel_dev, adf_devmgr_get_head(), list) { + list_for_each_entry(accel_dev, adf_devmgr_get_head(), list) { + if (id == accel_dev->accel_id || id == ADF_CFG_ALL_DEVICES) { + if (!adf_dev_started(accel_dev)) + continue; + + /* First stop all VFs */ + if (!accel_dev->is_vf) + continue; + + if (adf_dev_stop(accel_dev)) { + dev_err(&GET_DEV(accel_dev), + "Failed to stop qat_dev%d\n", id); + ret = -EFAULT; + } else { + adf_dev_shutdown(accel_dev); + } + } + } + + list_for_each_entry(accel_dev, adf_devmgr_get_head(), list) { if (id == accel_dev->accel_id || id == ADF_CFG_ALL_DEVICES) { if (!adf_dev_started(accel_dev)) continue; |