diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0946-drm-amdgpu-vcn-Always-gate-vcn-block-during-hw-finis.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0946-drm-amdgpu-vcn-Always-gate-vcn-block-during-hw-finis.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0946-drm-amdgpu-vcn-Always-gate-vcn-block-during-hw-finis.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0946-drm-amdgpu-vcn-Always-gate-vcn-block-during-hw-finis.patch new file mode 100644 index 00000000..a62a3ea2 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0946-drm-amdgpu-vcn-Always-gate-vcn-block-during-hw-finis.patch @@ -0,0 +1,32 @@ +From 5e61237f884e6bac829c804749f1764d27751bc5 Mon Sep 17 00:00:00 2001 +From: James Zhu <James.Zhu@amd.com> +Date: Wed, 12 Dec 2018 14:46:10 -0500 +Subject: [PATCH 0946/2940] drm/amdgpu/vcn:Always gate vcn block during hw + finishing + +Under Dynamic Power Gate mode, UVD_STATUS needn't be checked. + +Signed-off-by: James Zhu <James.Zhu@amd.com> +Acked-by: Leo Liu <leo.liu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c +index 4f8352044563..775204315888 100644 +--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c +@@ -214,7 +214,8 @@ static int vcn_v1_0_hw_fini(void *handle) + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_ring *ring = &adev->vcn.ring_dec; + +- if (RREG32_SOC15(VCN, 0, mmUVD_STATUS)) ++ if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || ++ RREG32_SOC15(VCN, 0, mmUVD_STATUS)) + vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE); + + ring->sched.ready = false; +-- +2.17.1 + |