drm/amd/pm: enable gfxoff feature for SMU 13.0.0

The feature is ready with latest 78.58.0 PMFW.

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

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
index 096327513dd09d9d65167836b81ab0c5c7d94dda..03b732bf8cd0d5d72dafef8094777df4a6301f85 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
@@ -239,6 +239,7 @@ smu_v13_0_0_get_allowed_feature_mask(struct smu_context *smu,
                                  uint32_t *feature_mask, uint32_t num)
 {
        struct amdgpu_device *adev = smu->adev;
+       u32 smu_version;
 
        if (num > 2)
                return -EINVAL;
@@ -262,10 +263,11 @@ smu_v13_0_0_get_allowed_feature_mask(struct smu_context *smu,
        if (adev->pm.pp_feature & PP_SOCCLK_DPM_MASK)
                *(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_DPM_SOCCLK_BIT);
 
-#if 0
-       if (adev->pm.pp_feature & PP_GFXOFF_MASK)
+       /* PMFW 78.58 contains a critical fix for gfxoff feature */
+       smu_cmn_get_smc_version(smu, NULL, &smu_version);
+       if ((smu_version >= 0x004e3a00) &&
+           (adev->pm.pp_feature & PP_GFXOFF_MASK))
                *(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_GFXOFF_BIT);
-#endif
 
        *(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_THROTTLERS_BIT);
        *(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_FAN_CONTROL_BIT);