Commit 8745ca5e authored by Jonathan Kim's avatar Jonathan Kim Committed by Alex Deucher
Browse files

drm/amdgpu: fix initialization of doorbell array for detect and hang 



Initialized doorbells should be set to invalid rather than 0 to prevent
driver from over counting hung doorbells since it checks against the
invalid value to begin with.

Signed-off-by: default avatarJonathan Kim <jonathan.kim@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d0de79f6

drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c

+1 −1
Original line number Diff line number Diff line
@@ -409,7 +409,7 @@ int amdgpu_mes_detect_and_reset_hung_queues(struct amdgpu_device *adev, 
		return -EINVAL;



	/* Clear the doorbell array before detection */

	memset(adev->mes.hung_queue_db_array_cpu_addr, 0,

	memset(adev->mes.hung_queue_db_array_cpu_addr, AMDGPU_MES_INVALID_DB_OFFSET,

		adev->mes.hung_queue_db_array_size * sizeof(u32));

	input.queue_type = queue_type;

	input.detect_only = detect_only;