diff options
| author | Tadeusz Struk <tadeusz.struk@intel.com> | 2016-04-15 20:37:59 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-04-18 13:49:51 +0300 |
| commit | 25c6ffb249f612c56a48ce48a3887adf57b8f4bd (patch) | |
| tree | 07ed8b28f2cff9088ed74eea049757cadce16393 /drivers/crypto/qat/qat_common | |
| parent | 02dc8d634b4f175d92aa8b0b217eb0e4db1a0c3b (diff) | |
| download | linux-25c6ffb249f612c56a48ce48a3887adf57b8f4bd.tar.xz | |
crypto: qat - check if PF is running
Before VF sends a signal to PF it should check if PF
is still running.
Tested-by: Suman Bangalore Sathyanarayana <sumanx.bangalore.sathyanarayana@intel.com>
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')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_common_drv.h | 2 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_vf2pf_msg.c | 8 | ||||
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_vf_isr.c | 2 |
3 files changed, 8 insertions, 4 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_common_drv.h b/drivers/crypto/qat/qat_common/adf_common_drv.h index a8100a37ee0c..557ea361d385 100644 --- a/drivers/crypto/qat/qat_common/adf_common_drv.h +++ b/drivers/crypto/qat/qat_common/adf_common_drv.h @@ -67,7 +67,7 @@ #define ADF_STATUS_AE_INITIALISED 4 #define ADF_STATUS_AE_UCODE_LOADED 5 #define ADF_STATUS_AE_STARTED 6 -#define ADF_STATUS_ORPHAN_TH_RUNNING 7 +#define ADF_STATUS_PF_RUNNING 7 #define ADF_STATUS_IRQ_ALLOCATED 8 enum adf_dev_reset_mode { diff --git a/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c b/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c index 5f1d863ae802..cd5f37dffe8a 100644 --- a/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c +++ b/drivers/crypto/qat/qat_common/adf_vf2pf_msg.c @@ -66,6 +66,7 @@ int adf_vf2pf_init(struct adf_accel_dev *accel_dev) "Failed to send Init event to PF\n"); return -EFAULT; } + set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status); return 0; } EXPORT_SYMBOL_GPL(adf_vf2pf_init); @@ -83,8 +84,9 @@ void adf_vf2pf_shutdown(struct adf_accel_dev *accel_dev) u32 msg = (ADF_VF2PF_MSGORIGIN_SYSTEM | (ADF_VF2PF_MSGTYPE_SHUTDOWN << ADF_VF2PF_MSGTYPE_SHIFT)); - if (adf_iov_putmsg(accel_dev, msg, 0)) - dev_err(&GET_DEV(accel_dev), - "Failed to send Shutdown event to PF\n"); + if (test_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status)) + if (adf_iov_putmsg(accel_dev, msg, 0)) + dev_err(&GET_DEV(accel_dev), + "Failed to send Shutdown event to PF\n"); } EXPORT_SYMBOL_GPL(adf_vf2pf_shutdown); diff --git a/drivers/crypto/qat/qat_common/adf_vf_isr.c b/drivers/crypto/qat/qat_common/adf_vf_isr.c index c3d501681466..5d45796576ee 100644 --- a/drivers/crypto/qat/qat_common/adf_vf_isr.c +++ b/drivers/crypto/qat/qat_common/adf_vf_isr.c @@ -135,6 +135,8 @@ static void adf_pf2vf_bh_handler(void *data) dev_dbg(&GET_DEV(accel_dev), "Restarting msg received from PF 0x%x\n", msg); + clear_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status); + stop_data = kzalloc(sizeof(*stop_data), GFP_ATOMIC); if (!stop_data) { dev_err(&GET_DEV(accel_dev), |