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path: root/drivers/gpu/drm/exynos/exynos_drm_gem.h
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_gem.h')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_gem.h53
1 files changed, 27 insertions, 26 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h
index ef8797334e6..67cdc916870 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h
@@ -60,14 +60,16 @@ struct exynos_drm_gem_buf {
* user can access the buffer through kms_bo.handle.
*/
struct exynos_drm_gem_obj {
- struct drm_gem_object base;
- struct exynos_drm_gem_buf *buffer;
+ struct drm_gem_object base;
+ struct exynos_drm_gem_buf *buffer;
};
-/* create a new buffer and get a new gem handle. */
+/* destroy a buffer with gem object */
+void exynos_drm_gem_destroy(struct exynos_drm_gem_obj *exynos_gem_obj);
+
+/* create a new buffer with gem object */
struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_device *dev,
- struct drm_file *file_priv,
- unsigned int *handle, unsigned long size);
+ unsigned long size);
/*
* request gem object creation and buffer allocation as the size
@@ -75,15 +77,18 @@ struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_device *dev,
* height and bpp.
*/
int exynos_drm_gem_create_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
+ struct drm_file *file_priv);
/* get buffer offset to map to user space. */
int exynos_drm_gem_map_offset_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
+ struct drm_file *file_priv);
-/* unmap a buffer from user space. */
-int exynos_drm_gem_munmap_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
+/*
+ * mmap the physically continuous memory that a gem object contains
+ * to user space.
+ */
+int exynos_drm_gem_mmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
/* initialize gem object. */
int exynos_drm_gem_init_object(struct drm_gem_object *obj);
@@ -93,24 +98,13 @@ void exynos_drm_gem_free_object(struct drm_gem_object *gem_obj);
/* create memory region for drm framebuffer. */
int exynos_drm_gem_dumb_create(struct drm_file *file_priv,
- struct drm_device *dev, struct drm_mode_create_dumb *args);
+ struct drm_device *dev,
+ struct drm_mode_create_dumb *args);
/* map memory region for drm framebuffer to user space. */
int exynos_drm_gem_dumb_map_offset(struct drm_file *file_priv,
- struct drm_device *dev, uint32_t handle, uint64_t *offset);
-
-/* page fault handler and mmap fault address(virtual) to physical memory. */
-int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
-
-/*
- * mmap the physically continuous memory that a gem object contains
- * to user space.
- */
-int exynos_drm_gem_mmap_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-
-/* set vm_flags and we can change the vm attribute to other one at here. */
-int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
+ struct drm_device *dev, uint32_t handle,
+ uint64_t *offset);
/*
* destroy memory region allocated.
@@ -118,6 +112,13 @@ int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
* would be released by drm_gem_handle_delete().
*/
int exynos_drm_gem_dumb_destroy(struct drm_file *file_priv,
- struct drm_device *dev, unsigned int handle);
+ struct drm_device *dev,
+ unsigned int handle);
+
+/* page fault handler and mmap fault address(virtual) to physical memory. */
+int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
+
+/* set vm_flags and we can change the vm attribute to other one at here. */
+int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
#endif