svn commit: r331916 - stable/11/sys/dev/mlx5/mlx5_core

[Hans Petter Selasky]

Author: hselasky
Date: Tue Apr  3 09:29:26 2018
New Revision: 331916
URL: https://svnweb.freebsd.org/changeset/base/331916

Log:
  MFC r331823:
  Collect firmware dump when mlx5core is in device error state.
  
  Firmware dump collecting should be triggered in case firmware syndrome
  with request for reset bit is set.
  
  Submitted by:	slavash@
  Sponsored by:	Mellanox Technologies

Modified:
  stable/11/sys/dev/mlx5/mlx5_core/mlx5_health.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/mlx5/mlx5_core/mlx5_health.c
==============================================================================
--- stable/11/sys/dev/mlx5/mlx5_core/mlx5_health.c	Tue Apr  3 09:28:11 2018	(r331915)
+++ stable/11/sys/dev/mlx5/mlx5_core/mlx5_health.c	Tue Apr  3 09:29:26 2018	(r331916)
@@ -221,10 +221,13 @@ void mlx5_enter_error_state(struct mlx5_core_dev *dev,
 		goto err_state_done;
 
 	if (fatal_error == MLX5_SENSOR_FW_SYND_RFR) {
+		/* Get cr-dump and reset FW semaphore */
 		if (mlx5_core_is_pf(dev))
 			lock = lock_sem_sw_reset(dev, LOCK);
 
+		/* Execute cr-dump and SW reset */
 		if (lock != -EBUSY) {
+			mlx5_fwdump(dev);
 			reset_fw_if_needed(dev);
 			delay_ms = MLX5_FW_RESET_WAIT_MS;
 		}