xref: /linux/drivers/gpu/drm/i915/display/intel_bo.h (revision c31f4aa8fed048fa70e742c4bb49bb48dc489ab3)
1 /* SPDX-License-Identifier: MIT */
2 /* Copyright © 2024 Intel Corporation */
3 
4 #ifndef __INTEL_BO__
5 #define __INTEL_BO__
6 
7 #include <linux/types.h>
8 
9 struct drm_gem_object;
10 struct drm_scanout_buffer;
11 struct intel_framebuffer;
12 struct seq_file;
13 struct vm_area_struct;
14 
15 bool intel_bo_is_tiled(struct drm_gem_object *obj);
16 bool intel_bo_is_userptr(struct drm_gem_object *obj);
17 bool intel_bo_is_shmem(struct drm_gem_object *obj);
18 bool intel_bo_is_protected(struct drm_gem_object *obj);
19 int intel_bo_fb_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma);
20 int intel_bo_read_from_page(struct drm_gem_object *obj, u64 offset, void *dst, int size);
21 
22 struct intel_frontbuffer *intel_bo_frontbuffer_get(struct drm_gem_object *obj);
23 void intel_bo_frontbuffer_ref(struct intel_frontbuffer *front);
24 void intel_bo_frontbuffer_put(struct intel_frontbuffer *front);
25 void intel_bo_frontbuffer_flush_for_display(struct intel_frontbuffer *front);
26 
27 void intel_bo_describe(struct seq_file *m, struct drm_gem_object *obj);
28 
29 #endif /* __INTEL_BO__ */
30