diff options
| author | Ingo Molnar <mingo@kernel.org> | 2019-06-24 19:25:52 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-06-24 19:25:52 +0200 |
| commit | b9271f0c65e12efd9b6319f57a378aac1be98b22 (patch) | |
| tree | 923cd44cd4e1568d3abf2b8d69b4a4712e01f8ef /drivers/gpu/drm/mediatek/mtk_drm_gem.c | |
| parent | a3664a74a0aa0b11d8d4ade04984965b77d14d44 (diff) | |
| parent | 4b972a01a7da614b4796475f933094751a295a2f (diff) | |
Merge tag 'v5.2-rc6' into perf/core, to refresh branch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_gem.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index 3eefb22206c7e..0d69698f81732 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -136,7 +136,6 @@ static int mtk_drm_gem_object_mmap(struct drm_gem_object *obj, * VM_PFNMAP flag that was set by drm_gem_mmap_obj()/drm_gem_mmap(). */ vma->vm_flags &= ~VM_PFNMAP; - vma->vm_pgoff = 0; ret = dma_mmap_attrs(priv->dma_dev, vma, mtk_gem->cookie, mtk_gem->dma_addr, obj->size, mtk_gem->dma_attrs); @@ -168,6 +167,12 @@ int mtk_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) obj = vma->vm_private_data; + /* + * Set vm_pgoff (used as a fake buffer offset by DRM) to 0 and map the + * whole buffer from the start. + */ + vma->vm_pgoff = 0; + return mtk_drm_gem_object_mmap(obj, vma); } |