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authorChristian König <christian.koenig@amd.com>2018-01-22 13:19:50 +0300
committerAlex Deucher <alexander.deucher@amd.com>2018-02-19 22:18:30 +0300
commita3e9a15a25d5dfaacdf4d6a367eba27df83d108a (patch)
tree219edc84b828f284944f11b661cd4ec1778ff408 /drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
parent18d09e63e09354f4ee3230ce2c9366de4e960476 (diff)
downloadlinux-a3e9a15a25d5dfaacdf4d6a367eba27df83d108a.tar.xz
drm/amdgpu: apply top reserved VA space to pre Vega10 as well
Reserve VA space at the top for older generations as well. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Monk Liu <monk.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index b99c5cfc0564..1945fe842188 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -469,7 +469,8 @@ static void gmc_v6_0_set_prt(struct amdgpu_device *adev, bool enable)
if (enable) {
uint32_t low = AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT;
- uint32_t high = adev->vm_manager.max_pfn;
+ uint32_t high = adev->vm_manager.max_pfn -
+ (AMDGPU_VA_RESERVED_SIZE >> AMDGPU_GPU_PAGE_SHIFT);
WREG32(mmVM_PRT_APERTURE0_LOW_ADDR, low);
WREG32(mmVM_PRT_APERTURE1_LOW_ADDR, low);