drivers/gpu/drm/amd/amdgpu/amdgpu_display.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/amdgpu/amdgpu_display.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/amdgpu/amdgpu_display.h
Extension
.h
Size
3427 bytes
Lines
66
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __AMDGPU_DISPLAY_H__
#define __AMDGPU_DISPLAY_H__

#include <drm/drm_panic.h>

#define amdgpu_display_vblank_get_counter(adev, crtc) (adev)->mode_info.funcs->vblank_get_counter((adev), (crtc))
#define amdgpu_display_backlight_set_level(adev, e, l) (adev)->mode_info.funcs->backlight_set_level((e), (l))
#define amdgpu_display_backlight_get_level(adev, e) (adev)->mode_info.funcs->backlight_get_level((e))
#define amdgpu_display_hpd_sense(adev, h) (adev)->mode_info.funcs->hpd_sense((adev), (h))
#define amdgpu_display_hpd_set_polarity(adev, h) (adev)->mode_info.funcs->hpd_set_polarity((adev), (h))
#define amdgpu_display_hpd_get_gpio_reg(adev) (adev)->mode_info.funcs->hpd_get_gpio_reg((adev))
#define amdgpu_display_bandwidth_update(adev) (adev)->mode_info.funcs->bandwidth_update((adev))
#define amdgpu_display_page_flip(adev, crtc, base, async) (adev)->mode_info.funcs->page_flip((adev), (crtc), (base), (async))
#define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos))
#define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c))
#define amdgpu_display_add_connector(adev, ci, sd, ct, ib, coi, h, r) (adev)->mode_info.funcs->add_connector((adev), (ci), (sd), (ct), (ib), (coi), (h), (r))

void amdgpu_display_hotplug_work_func(struct work_struct *work);
void amdgpu_display_update_priority(struct amdgpu_device *adev);
uint32_t amdgpu_display_supported_domains(struct amdgpu_device *adev,
					  uint64_t bo_flags);
struct drm_framebuffer *
amdgpu_display_user_framebuffer_create(struct drm_device *dev,
				       struct drm_file *file_priv,
				       const struct drm_format_info *info,
				       const struct drm_mode_fb_cmd2 *mode_cmd);
const struct drm_format_info *
amdgpu_lookup_format_info(u32 format, uint64_t modifier);

int amdgpu_display_suspend_helper(struct amdgpu_device *adev);
int amdgpu_display_resume_helper(struct amdgpu_device *adev);

int amdgpu_display_get_scanout_buffer(struct drm_plane *plane,
				      struct drm_scanout_buffer *sb);

#define ABM_SYSFS_CONTROL	-1
#define ABM_LEVEL_OFF		0
#define ABM_LEVEL_MIN		1
#define ABM_LEVEL_BIAS_MIN	2
#define ABM_LEVEL_BIAS_MAX	3
#define ABM_LEVEL_MAX		4

#endif

Annotation

Implementation Notes