From 22770e5a750e905a1aaa66e20b88d080e42ddd15 Mon Sep 17 00:00:00 2001 From: Felix Kuehling Date: Tue, 28 Mar 2017 20:24:53 -0400 Subject: drm/amdgpu: Make max_pfn 64-bit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit With 4-level page tables the maximum VM size is 256TB. That's 64G pages, which can't be represented in 32-bit. Signed-off-by: Felix Kuehling Reviewed-by: Chunming Zhou Reviewed-by: Junwei Zhang Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index abb4d27b2326..fbe17bf73a00 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -153,7 +153,7 @@ struct amdgpu_vm_manager { u64 fence_context; unsigned seqno[AMDGPU_MAX_RINGS]; - uint32_t max_pfn; + uint64_t max_pfn; uint32_t num_level; /* vram base address for page table entry */ u64 vram_base_offset; -- cgit v1.2.3-70-g09d2