diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0852-drm-amd-amdgpu-Disable-CG-for-eStoney.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0852-drm-amd-amdgpu-Disable-CG-for-eStoney.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0852-drm-amd-amdgpu-Disable-CG-for-eStoney.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0852-drm-amd-amdgpu-Disable-CG-for-eStoney.patch new file mode 100644 index 00000000..7349290d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0852-drm-amd-amdgpu-Disable-CG-for-eStoney.patch @@ -0,0 +1,33 @@ +From da6d94d6557a0995675815096d6dfdfeda6c337e Mon Sep 17 00:00:00 2001 +From: Kalyan Alle <kalyan.alle@amd.com> +Date: Wed, 3 Jan 2018 13:25:20 +0530 +Subject: [PATCH 0852/4131] drm/amd/amdgpu: Disable CG for eStoney. + +This patch disables the CG on eStoney +to get rid of the filesystem corruption,booting issue and IOMMU errors. + +Signed-off-by: Kalyan Alle <kalyan.alle@amd.com +--- + drivers/gpu/drm/amd/amdgpu/vi.c | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c +index 7d4d22d..f5ec5f8 100644 +--- a/drivers/gpu/drm/amd/amdgpu/vi.c ++++ b/drivers/gpu/drm/amd/amdgpu/vi.c +@@ -1066,7 +1066,11 @@ static int vi_common_early_init(void *handle) + AMD_CG_SUPPORT_GFX_CP_LS | + AMD_CG_SUPPORT_GFX_CGTS | + AMD_CG_SUPPORT_GFX_CGTS_LS | +- AMD_CG_SUPPORT_GFX_CGCG | ++ /* Enabling CGCG on 4.9 kernel results in ++ * IOMMU errors and filesystem corruption ++ * Disable CGCG until the issue is fixed properly ++ */ ++ //AMD_CG_SUPPORT_GFX_CGCG | + AMD_CG_SUPPORT_GFX_CGLS | + AMD_CG_SUPPORT_BIF_LS | + AMD_CG_SUPPORT_HDP_MGCG | +-- +2.7.4 + |