From 10ebcd953dfa34cc3a5744cd359db85bc94a0162 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Wed, 17 Feb 2021 13:50:49 +0100 Subject: [PATCH] drm/amdgpu: use new cursor in amdgpu_ttm_io_mem_pfn MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Separate the drm_mm_node walking from the actual handling. Signed-off-by: Christian König Acked-by: Oak Zeng Tested-by: Nirmoy Das Reviewed-by: Arunpravin Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index f42dca455b9cb..ebd192199c013 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -631,12 +631,10 @@ static unsigned long amdgpu_ttm_io_mem_pfn(struct ttm_buffer_object *bo, unsigned long page_offset) { struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); - uint64_t offset = (page_offset << PAGE_SHIFT); - struct drm_mm_node *mm; + struct amdgpu_res_cursor cursor; - mm = amdgpu_find_mm_node(&bo->mem, &offset); - offset += adev->gmc.aper_base; - return mm->start + (offset >> PAGE_SHIFT); + amdgpu_res_first(&bo->mem, (u64)page_offset << PAGE_SHIFT, 0, &cursor); + return (adev->gmc.aper_base + cursor.start) >> PAGE_SHIFT; } /**