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Diffstat (limited to 'drivers/gpu/drm/ast')
-rw-r--r--drivers/gpu/drm/ast/ast_drv.h2
-rw-r--r--drivers/gpu/drm/ast/ast_ttm.c10
2 files changed, 2 insertions, 10 deletions
diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h
index ffce4608e0c5..1cf0c75e411d 100644
--- a/drivers/gpu/drm/ast/ast_drv.h
+++ b/drivers/gpu/drm/ast/ast_drv.h
@@ -353,8 +353,6 @@ extern int ast_dumb_mmap_offset(struct drm_file *file,
uint32_t handle,
uint64_t *offset);
-#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
-
int ast_mm_init(struct ast_private *ast);
void ast_mm_fini(struct ast_private *ast);
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index c168d62fe8f9..75d477b37854 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -178,7 +178,6 @@ int ast_mm_init(struct ast_private *ast)
ret = ttm_bo_device_init(&ast->ttm.bdev,
&ast_bo_driver,
dev->anon_inode->i_mapping,
- DRM_FILE_PAGE_OFFSET,
true);
if (ret) {
DRM_ERROR("Error initialising bo driver; %d\n", ret);
@@ -344,13 +343,8 @@ int ast_bo_push_sysram(struct ast_bo *bo)
int ast_mmap(struct file *filp, struct vm_area_struct *vma)
{
- struct drm_file *file_priv;
- struct ast_private *ast;
+ struct drm_file *file_priv = filp->private_data;
+ struct ast_private *ast = file_priv->minor->dev->dev_private;
- if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
- return -EINVAL;
-
- file_priv = filp->private_data;
- ast = file_priv->minor->dev->dev_private;
return ttm_bo_mmap(filp, vma, &ast->ttm.bdev);
}