drm/amdgpu: Set proper function to set xgmi pstate

Driver need to call SMU to set xgmi pstate

Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 3368347..a48c84c 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -24,6 +24,7 @@
 #include <linux/list.h>
 #include "amdgpu.h"
 #include "amdgpu_xgmi.h"
+#include "amdgpu_smu.h"
 
 
 static DEFINE_MUTEX(xgmi_mutex);
@@ -216,7 +217,17 @@ int amdgpu_xgmi_set_pstate(struct amdgpu_device *adev, int pstate)
 
        if (hive->pstate == pstate)
                return 0;
-       /* Todo : sent the message to SMU for pstate change */
+
+       dev_dbg(adev->dev, "Set xgmi pstate %d.\n", pstate);
+
+       if (is_support_sw_smu(adev))
+               ret = smu_set_xgmi_pstate(&adev->smu, pstate);
+       if (ret)
+               dev_err(adev->dev,
+                       "XGMI: Set pstate failure on device %llx, hive %llx, ret %d",
+                       adev->gmc.xgmi.node_id,
+                       adev->gmc.xgmi.hive_id, ret);
+
        return ret;
 }