drm/amd/pm: skip to set mp1 unload state in special case

set mp1 unload state will cause the SMC FW can't accept any SMU message,
skip to set mp1 unload state to avoid following case fail:
- runtime pm case.
- gpu reset case.

Fixes: 72aeb6ee0c78 ("drm/amd/pm: fix driver reload SMC firmware fail issue for smu13")
Signed-off-by: Yang Wang <KevinYang.Wang@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index 3d269d1..fd79b21 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1415,12 +1415,13 @@ static int smu_disable_dpms(struct smu_context *smu)
        switch (adev->ip_versions[MP1_HWIP][0]) {
        case IP_VERSION(13, 0, 0):
        case IP_VERSION(13, 0, 7):
-               ret = smu_set_mp1_state(smu, PP_MP1_STATE_UNLOAD);
-               if (ret) {
-                       dev_err(adev->dev, "Fail set mp1 state to UNLOAD!\n");
-                       return ret;
+               if (!(adev->in_runpm || amdgpu_in_reset(adev))) {
+                       ret = smu_set_mp1_state(smu, PP_MP1_STATE_UNLOAD);
+                       if (ret) {
+                               dev_err(adev->dev, "Fail set mp1 state to UNLOAD!\n");
+                               return ret;
+                       }
                }
-
                return 0;
        default:
                break;