blob: d302521f3dd48204b7b0c4c67cd718373becdd82 [file] [log] [blame]
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +02001#ifndef __DRM_GEM_FB_HELPER_H__
2#define __DRM_GEM_FB_HELPER_H__
3
Thomas Zimmermann37408cd2021-07-16 16:07:55 +02004#include <linux/dma-buf.h>
Lucas De Marchi7938f422022-02-04 09:05:41 -08005#include <linux/iosys-map.h>
Thomas Zimmermann37408cd2021-07-16 16:07:55 +02006
Andrzej Pietrasiewicz55f7f722020-03-11 15:55:37 +01007struct drm_afbc_framebuffer;
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +02008struct drm_device;
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +02009struct drm_fb_helper_surface_size;
Noralf Trønnesa5ea8a62017-09-11 18:37:45 +020010struct drm_file;
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +020011struct drm_framebuffer;
12struct drm_framebuffer_funcs;
13struct drm_gem_object;
14struct drm_mode_fb_cmd2;
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +020015
Andrzej Pietrasiewicz55f7f722020-03-11 15:55:37 +010016#define AFBC_VENDOR_AND_TYPE_MASK GENMASK_ULL(63, 52)
17
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +020018struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
19 unsigned int plane);
20void drm_gem_fb_destroy(struct drm_framebuffer *fb);
21int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
22 unsigned int *handle);
23
Andrzej Pietrasiewiczf2b816d2020-03-11 15:55:36 +010024int drm_gem_fb_init_with_funcs(struct drm_device *dev,
25 struct drm_framebuffer *fb,
26 struct drm_file *file,
27 const struct drm_mode_fb_cmd2 *mode_cmd,
28 const struct drm_framebuffer_funcs *funcs);
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +020029struct drm_framebuffer *
30drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
31 const struct drm_mode_fb_cmd2 *mode_cmd,
32 const struct drm_framebuffer_funcs *funcs);
33struct drm_framebuffer *
34drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
35 const struct drm_mode_fb_cmd2 *mode_cmd);
Noralf Trønnesdbd62e12019-01-15 05:36:39 +010036struct drm_framebuffer *
37drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
38 const struct drm_mode_fb_cmd2 *mode_cmd);
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +020039
Thomas Zimmermann746b9c62022-05-17 13:33:24 +020040int drm_gem_fb_vmap(struct drm_framebuffer *fb, struct iosys_map *map,
41 struct iosys_map *data);
42void drm_gem_fb_vunmap(struct drm_framebuffer *fb, struct iosys_map *map);
Thomas Zimmermann37408cd2021-07-16 16:07:55 +020043int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
44void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
45
Andrzej Pietrasiewicz55f7f722020-03-11 15:55:37 +010046#define drm_is_afbc(modifier) \
47 (((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
48
49int drm_gem_fb_afbc_init(struct drm_device *dev,
50 const struct drm_mode_fb_cmd2 *mode_cmd,
51 struct drm_afbc_framebuffer *afbc_fb);
52
Noralf Trønnes4c3dbb22017-08-13 15:31:44 +020053#endif