[PATCH 196/459] drm/amd/powerplay: enable vcn powergating v2

Alex Deucher alexdeucher at gmail.com
Mon Jun 17 19:30:39 UTC 2019


From: Kenneth Feng <kenneth.feng at amd.com>

enable vcn powergating in driver for navi10

v2: set vcn pg bit according to AMD_PG_SUPPORT_VCN flag

Signed-off-by: Kenneth Feng <kenneth.feng at amd.com>
Signed-off-by: Jack Xiao <Jack.Xiao at amd.com>
Reviewed-by: Huang Rui <ray.huang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 6d1b01a5228a..7fc7fd7c2fa0 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -275,6 +275,9 @@ navi10_get_allowed_feature_mask(struct smu_context *smu,
 		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_GFX_SS_BIT)
 				| FEATURE_MASK(FEATURE_GFXOFF_BIT);
 
+	if (smu->adev->pg_flags & AMD_PG_SUPPORT_VCN)
+		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_VCN_PG_BIT);
+
 	return 0;
 }
 
-- 
2.20.1



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