drm/amd/powerplay: no pptable transfer and dpms enabled with "dpm=0"

Honor the 'dpm' module parameter setting on SW SMU routine as what
we did on previous ASICs. SMU FW loading is still proceeded even
with "dpm=0".

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

diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 0b1285d..37eb334 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -1083,6 +1083,9 @@ static int smu_hw_init(void *handle)
                }
        }
 
+       if (!smu->pm_enabled)
+               return 0;
+
        ret = smu_feature_init_dpm(smu);
        if (ret)
                goto failed;