diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/5568-drm-amdgpu-vcn-Set-VCPU-busy-after-gate-power-during.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/5568-drm-amdgpu-vcn-Set-VCPU-busy-after-gate-power-during.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/5568-drm-amdgpu-vcn-Set-VCPU-busy-after-gate-power-during.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/5568-drm-amdgpu-vcn-Set-VCPU-busy-after-gate-power-during.patch new file mode 100644 index 00000000..44b0db3a --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/5568-drm-amdgpu-vcn-Set-VCPU-busy-after-gate-power-during.patch @@ -0,0 +1,33 @@ +From 91d597931959f494b800222a34ba6539fcdcf6ee Mon Sep 17 00:00:00 2001 +From: James Zhu <James.Zhu@amd.com> +Date: Tue, 9 Oct 2018 16:59:57 -0400 +Subject: [PATCH 5568/5725] drm/amdgpu/vcn:Set VCPU busy after gate power + during vcn SPG start + +Set VCPU busy after gate power during vcn Static Power Gate start + +Signed-off-by: James Zhu <James.Zhu@amd.com> +Acked-by: Leo Liu <leo.liu@amd.com> +Acked-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c +index a513518..9f650a3 100644 +--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c +@@ -777,6 +777,10 @@ static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev) + lmi_swap_cntl = 0; + + vcn_1_0_disable_static_power_gating(adev); ++ ++ tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY; ++ WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); ++ + /* disable clock gating */ + vcn_v1_0_disable_clock_gating(adev); + +-- +2.7.4 + |