Notify a fatal error condition and optionally reset the device in
the following cases:
* if the device reports an uncorrectable fatal error through an
interrupt
* if the heartbeat feature detects that the device is not
responding
This patch is based on earlier work done by Shashank Gupta.
Signed-off-by: Mun Chun Yep <mun.chun.yep@xxxxxxxxx>
Reviewed-by: Ahsan Atta <ahsan.atta@xxxxxxxxx>
Reviewed-by: Markas Rapoportas <markas.rapoportas@xxxxxxxxx>
---
drivers/crypto/intel/qat/qat_common/adf_heartbeat.c | 3 +++
drivers/crypto/intel/qat/qat_common/adf_isr.c | 7 ++++++-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/intel/qat/qat_common/adf_heartbeat.c b/drivers/crypto/intel/qat/qat_common/adf_heartbeat.c
index f88b1bc6857e..fe8428d4ff39 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_heartbeat.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_heartbeat.c
@@ -229,6 +229,9 @@ void adf_heartbeat_status(struct adf_accel_dev *accel_dev,
"Heartbeat ERROR: QAT is not responding.\n");
*hb_status = HB_DEV_UNRESPONSIVE;
hb->hb_failed_counter++;
+ if (adf_notify_fatal_error(accel_dev))
+ dev_err(&GET_DEV(accel_dev),
+ "Failed to notify fatal error\n");
return;
}
diff --git a/drivers/crypto/intel/qat/qat_common/adf_isr.c b/drivers/crypto/intel/qat/qat_common/adf_isr.c
index 3557a0d6dea2..9d60fff5a76c 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_isr.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_isr.c
@@ -139,8 +139,13 @@ static bool adf_handle_ras_int(struct adf_accel_dev *accel_dev)
if (ras_ops->handle_interrupt &&
ras_ops->handle_interrupt(accel_dev, &reset_required)) {
- if (reset_required)
+ if (reset_required) {
dev_err(&GET_DEV(accel_dev), "Fatal error, reset required\n");
+ if (adf_notify_fatal_error(accel_dev))
+ dev_err(&GET_DEV(accel_dev),
+ "Failed to notify fatal error\n");
+ }
+
return true;
}
--
2.34.1
