drm/amdgpu/mes11: reduce timeout

alexdeucher · alexdeucher · commit 856265caa94a · 2024-09-18T16:15:13.000-04:00
The firmware timeout is 2s. Reduce the driver timeout to 2.1 seconds to avoid back pressure on queue submissions. Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3627 Fixes: f7c161a ("drm/amdgpu: increase mes submission timeout") Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
@@ -161,7 +161,7 @@ static int mes_v11_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
 						    int api_status_off)
 {
 	union MESAPI__QUERY_MES_STATUS mes_status_pkt;
-	signed long timeout = 3000000; /* 3000 ms */
+	signed long timeout = 2100000; /* 2100 ms */
 	struct amdgpu_device *adev = mes->adev;
 	struct amdgpu_ring *ring = &mes->ring[0];
 	struct MES_API_STATUS *api_status;

Original file line number	Diff line number	Diff line change
`@@ -161,7 +161,7 @@ static int mes_v11_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,`
`161`	`161`	`int api_status_off)`
`162`	`162`	`{`
`163`	`163`	`union MESAPI__QUERY_MES_STATUS mes_status_pkt;`
`164`		`- signed long timeout = 3000000; /* 3000 ms */`
	`164`	`+ signed long timeout = 2100000; /* 2100 ms */`
`165`	`165`	`struct amdgpu_device *adev = mes->adev;`
`166`	`166`	`struct amdgpu_ring *ring = &mes->ring[0];`
`167`	`167`	`struct MES_API_STATUS *api_status;`