diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4385-drm-amdgpu-Fix-hardcoded-base-offset-of-vram-pages.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/4385-drm-amdgpu-Fix-hardcoded-base-offset-of-vram-pages.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4385-drm-amdgpu-Fix-hardcoded-base-offset-of-vram-pages.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4385-drm-amdgpu-Fix-hardcoded-base-offset-of-vram-pages.patch new file mode 100644 index 00000000..e84c50d8 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4385-drm-amdgpu-Fix-hardcoded-base-offset-of-vram-pages.patch @@ -0,0 +1,35 @@ +From 4bb56c09293782eb85e5e7643b66496a6a119e34 Mon Sep 17 00:00:00 2001 +From: Feifei Xu <Feifei.Xu@amd.com> +Date: Tue, 6 Feb 2018 12:29:23 +0800 +Subject: [PATCH 4385/5725] drm/amdgpu: Fix hardcoded base offset of vram pages + +In gmc_v9_0_vram_gtt_location(),the vram_base_offset is hardcoded +to 0 in dGPU. Fix it by reading mmMC_VM_FB_OFFSET or return +zfb_phys_addr if ZFB is enabled. + +Signed-off-by: Feifei Xu <Feifei.Xu@amd.com> +Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 5 +---- + 1 file changed, 1 insertion(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +index 35cea8d..3c0a0c3 100644 +--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +@@ -692,10 +692,7 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev, + amdgpu_device_vram_location(adev, &adev->gmc, base); + amdgpu_device_gart_location(adev, mc); + /* base offset of vram pages */ +- if (adev->flags & AMD_IS_APU) +- adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev); +- else +- adev->vm_manager.vram_base_offset = 0; ++ adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev); + } + + /** +-- +2.7.4 + |