1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Copyright (C) 2016 Noralf Trønnes 4 */ 5 6 #ifndef __LINUX_DRM_FORMAT_HELPER_H 7 #define __LINUX_DRM_FORMAT_HELPER_H 8 9 struct drm_format_info; 10 struct drm_framebuffer; 11 struct drm_rect; 12 13 unsigned int drm_fb_clip_offset(unsigned int pitch, const struct drm_format_info *format, 14 const struct drm_rect *clip); 15 16 void drm_fb_memcpy(void *dst, unsigned int dst_pitch, const void *vaddr, 17 const struct drm_framebuffer *fb, const struct drm_rect *clip); 18 void drm_fb_memcpy_toio(void __iomem *dst, unsigned int dst_pitch, const void *vaddr, 19 const struct drm_framebuffer *fb, const struct drm_rect *clip); 20 void drm_fb_swab(void *dst, void *src, struct drm_framebuffer *fb, 21 struct drm_rect *clip, bool cached); 22 void drm_fb_xrgb8888_to_rgb332(void *dst, void *vaddr, struct drm_framebuffer *fb, 23 struct drm_rect *clip); 24 void drm_fb_xrgb8888_to_rgb565(void *dst, void *vaddr, 25 struct drm_framebuffer *fb, 26 struct drm_rect *clip, bool swab); 27 void drm_fb_xrgb8888_to_rgb565_dstclip(void __iomem *dst, unsigned int dst_pitch, 28 void *vaddr, struct drm_framebuffer *fb, 29 struct drm_rect *clip, bool swab); 30 void drm_fb_xrgb8888_to_rgb888(void *dst, void *src, struct drm_framebuffer *fb, 31 struct drm_rect *clip); 32 void drm_fb_xrgb8888_to_rgb888_dstclip(void __iomem *dst, unsigned int dst_pitch, 33 void *vaddr, struct drm_framebuffer *fb, 34 struct drm_rect *clip); 35 void drm_fb_xrgb8888_to_gray8(u8 *dst, void *vaddr, struct drm_framebuffer *fb, 36 struct drm_rect *clip); 37 38 int drm_fb_blit_rect_dstclip(void __iomem *dst, unsigned int dst_pitch, 39 uint32_t dst_format, void *vmap, 40 struct drm_framebuffer *fb, 41 struct drm_rect *rect); 42 int drm_fb_blit_dstclip(void __iomem *dst, unsigned int dst_pitch, 43 uint32_t dst_format, void *vmap, 44 struct drm_framebuffer *fb); 45 46 #endif /* __LINUX_DRM_FORMAT_HELPER_H */ 47