drm_fb_dma_helper.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __DRM_FB_DMA_HELPER_H__
 3#define __DRM_FB_DMA_HELPER_H__
 4
 5#include <linux/types.h>
 6
 7struct drm_device;
 8struct drm_framebuffer;
 9struct drm_plane;
10struct drm_plane_state;
11struct drm_scanout_buffer;
12
13struct drm_gem_dma_object *drm_fb_dma_get_gem_obj(struct drm_framebuffer *fb,
14	unsigned int plane);
15
16dma_addr_t drm_fb_dma_get_gem_addr(struct drm_framebuffer *fb,
17				   struct drm_plane_state *state,
18				   unsigned int plane);
19
20void drm_fb_dma_sync_non_coherent(struct drm_device *drm,
21				  struct drm_plane_state *old_state,
22				  struct drm_plane_state *state);
23
24int drm_fb_dma_get_scanout_buffer(struct drm_plane *plane,
25				  struct drm_scanout_buffer *sb);
26
27#endif
28