drm/amd/pm: initial feature_enabled/feature_support bitmap for vangogh

VanGogh supports feature mask checking which exposed by smu firmware. It
has to initial at first, otherwise, all SMU_FEATURE_xxx masks are
invalid.

Signed-off-by: Huang Rui <ray.huang@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/pm/swsmu/smu11/vangogh_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
index fb1b6bb..c2783da 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c
@@ -1504,12 +1504,30 @@ static int vangogh_get_dpm_clock_table(struct smu_context *smu, struct dpm_clock
 static int vangogh_system_features_control(struct smu_context *smu, bool en)
 {
        struct amdgpu_device *adev = smu->adev;
+       struct smu_feature *feature = &smu->smu_feature;
+       uint32_t feature_mask[2];
+       int ret = 0;
 
        if (adev->pm.fw_version >= 0x43f1700)
-               return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_RlcPowerNotify,
-                                               en ? RLC_STATUS_NORMAL : RLC_STATUS_OFF, NULL);
-       else
-               return 0;
+               ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_RlcPowerNotify,
+                                                     en ? RLC_STATUS_NORMAL : RLC_STATUS_OFF, NULL);
+
+       bitmap_zero(feature->enabled, feature->feature_num);
+       bitmap_zero(feature->supported, feature->feature_num);
+
+       if (!en)
+               return ret;
+
+       ret = smu_cmn_get_enabled_32_bits_mask(smu, feature_mask, 2);
+       if (ret)
+               return ret;
+
+       bitmap_copy(feature->enabled, (unsigned long *)&feature_mask,
+                   feature->feature_num);
+       bitmap_copy(feature->supported, (unsigned long *)&feature_mask,
+                   feature->feature_num);
+
+       return 0;
 }
 
 static int vangogh_post_smu_init(struct smu_context *smu)