drm_fb_dma_helper.h

Go to the documentation of this file.

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __DRM_FB_DMA_HELPER_H__
#define __DRM_FB_DMA_HELPER_H__
 
#include <linux/types.h>
 
struct drm_device;
struct drm_framebuffer;
struct drm_plane;
struct drm_plane_state;
struct drm_scanout_buffer;
 
struct drm_gem_dma_object *drm_fb_dma_get_gem_obj(struct drm_framebuffer *fb,
    unsigned int plane);
 
dma_addr_t drm_fb_dma_get_gem_addr(struct drm_framebuffer *fb,
                   struct drm_plane_state *state,
                   unsigned int plane);
 
void drm_fb_dma_sync_non_coherent(struct drm_device *drm,
                  struct drm_plane_state *old_state,
                  struct drm_plane_state *state);
 
int drm_fb_dma_get_scanout_buffer(struct drm_plane *plane,
                  struct drm_scanout_buffer *sb);
 
#endif