[PATCH] drm/amdgpu: enable VCE clockgating in Polaris-10/11
Alex Deucher
alexdeucher at gmail.com
Mon Nov 28 21:56:43 UTC 2016
From: Maruthi Srinivas Bayyavarapu <Maruthi.Bayyavarapu at amd.com>
VCE clocks are set to be disabled, when not in use.
Signed-off-by: Maruthi Bayyavarapu <maruthi.bayyavarapu at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 2 +-
drivers/gpu/drm/amd/amdgpu/vi.c | 6 ++++--
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
index 39f03f1..6b3293a 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -134,7 +134,7 @@ static void vce_v3_0_set_vce_sw_clock_gating(struct amdgpu_device *adev,
accessible but the firmware will throttle the clocks on the
fly as necessary.
*/
- if (gated) {
+ if (!gated) {
data = RREG32(mmVCE_CLOCK_GATING_B);
data |= 0x1ff;
data &= ~0xef0000;
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index c2d418d..4eb1343 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -935,12 +935,14 @@ static int vi_common_early_init(void *handle)
adev->external_rev_id = adev->rev_id + 0x14;
break;
case CHIP_POLARIS11:
- adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
+ adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
+ AMD_CG_SUPPORT_VCE_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x5A;
break;
case CHIP_POLARIS10:
- adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
+ adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
+ AMD_CG_SUPPORT_VCE_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x50;
break;
--
2.5.5
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