From: Tao Zhou <tao.zhou1@xxxxxxx>
disable DPM UCLK and SOC DS on A0 secure board
Signed-off-by: Tao Zhou <tao.zhou1@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Kevin Wang <kevin1.wang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 253830f3c307..4f3d8604540d 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -340,6 +340,18 @@ navi10_get_allowed_feature_mask(struct smu_context *smu,
if (smu->adev->pg_flags & AMD_PG_SUPPORT_VCN)
*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_VCN_PG_BIT);
+ /* disable DPM UCLK and DS SOCCLK on navi10 A0 secure board */
+ if (is_asic_secure(smu)) {
+ /* only for navi10 A0 */
+ if ((adev->asic_type == CHIP_NAVI10) &&
+ (adev->rev_id == 0)) {
+ *(uint64_t *)feature_mask &=
+ ~FEATURE_MASK(FEATURE_DPM_UCLK_BIT);
+ *(uint64_t *)feature_mask &=
+ ~FEATURE_MASK(FEATURE_DS_SOCCLK_BIT);
+ }
+ }
+
return 0;
}
--
2.20.1
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