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 7 struct drm_device; 8 struct drm_framebuffer; 9 struct drm_plane_state; 10 11 struct drm_gem_dma_object *drm_fb_dma_get_gem_obj(struct drm_framebuffer *fb, 12 unsigned int plane); 13 14 dma_addr_t drm_fb_dma_get_gem_addr(struct drm_framebuffer *fb, 15 struct drm_plane_state *state, 16 unsigned int plane); 17 18 void drm_fb_dma_sync_non_coherent(struct drm_device *drm, 19 struct drm_plane_state *old_state, 20 struct drm_plane_state *state); 21 22 #endif 23 24