[PATCH 3/4] drm/amdgpu/soc21: enable ATHUB and MMHUB PG

Alex Deucher alexander.deucher at amd.com
Thu Apr 28 21:34:26 UTC 2022


From: Evan Quan <evan.quan at amd.com>

Enable ATHUB and MMHUB powergating.

Signed-off-by: Evan Quan <evan.quan at amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/soc21.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c
index a139fd1d3127..c3069f5e299a 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -476,7 +476,8 @@ static int soc21_common_early_init(void *handle)
 	switch (adev->ip_versions[GC_HWIP][0]) {
 	case IP_VERSION(11, 0, 0):
 		adev->cg_flags = 0;
-		adev->pg_flags = 0;
+		adev->pg_flags = AMD_PG_SUPPORT_ATHUB |
+			AMD_PG_SUPPORT_MMHUB;
 		adev->external_rev_id = adev->rev_id + 0x1; // TODO: need update
 		break;
 	default:
-- 
2.35.1



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