From: Jack Xiao <Jack.Xiao@xxxxxxx>
The routine is implemented to generate mes command
to query the status of hardware scheduler.
Signed-off-by: Jack Xiao <Jack.Xiao@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/mes_v10_1.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
index bd986e5fa474..27374561ff4d 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
@@ -197,6 +197,25 @@ static int mes_v10_1_resume_gang(struct amdgpu_mes *mes,
return 0;
}
+static int mes_v10_1_query_sched_status(struct amdgpu_mes *mes)
+{
+ union MESAPI__QUERY_MES_STATUS mes_status_pkt;
+
+ memset(&mes_status_pkt, 0, sizeof(mes_status_pkt));
+
+ mes_status_pkt.header.type = MES_API_TYPE_SCHEDULER;
+ mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
+ mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
+
+ mes_status_pkt.api_status.api_completion_fence_addr =
+ mes->ring.fence_drv.gpu_addr;
+ mes_status_pkt.api_status.api_completion_fence_value =
+ ++mes->ring.fence_drv.sync_seq;
+
+ return mes_v10_1_submit_pkt_and_poll_completion(mes,
+ &mes_status_pkt, sizeof(mes_status_pkt));
+}
+
static const struct amdgpu_mes_funcs mes_v10_1_funcs = {
.add_hw_queue = mes_v10_1_add_hw_queue,
.remove_hw_queue = mes_v10_1_remove_hw_queue,
--
2.25.4
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