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Name	Size	Permission	Date
bridge	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
display	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
i2c	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
ttm	[ DIR ]	drwxr-xr-x	2026-07-17 06:29
amd_asic_type.h	2.33 KB	-rw-r--r--	2024-03-10 20:38
drm_accel.h	2.25 KB	-rw-r--r--	2026-07-01 19:48
drm_aperture.h	1.06 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic.h	42.54 KB	-rw-r--r--	2026-07-01 19:48
drm_atomic_helper.h	10.78 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic_state_helper.h	4.42 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic_uapi.h	2.06 KB	-rw-r--r--	2024-03-10 20:38
drm_audio_component.h	3.84 KB	-rw-r--r--	2024-03-10 20:38
drm_auth.h	4.18 KB	-rw-r--r--	2024-03-10 20:38
drm_blend.h	2.35 KB	-rw-r--r--	2024-03-10 20:38
drm_bridge.h	34.88 KB	-rw-r--r--	2026-07-01 19:48
drm_bridge_connector.h	405 B	-rw-r--r--	2024-03-10 20:38
drm_buddy.h	4.17 KB	-rw-r--r--	2024-03-10 20:38
drm_cache.h	3.3 KB	-rw-r--r--	2024-03-10 20:38
drm_client.h	5.04 KB	-rw-r--r--	2024-03-10 20:38
drm_color_mgmt.h	3.91 KB	-rw-r--r--	2024-03-10 20:38
drm_connector.h	65.08 KB	-rw-r--r--	2026-07-01 19:48
drm_crtc.h	44.52 KB	-rw-r--r--	2024-03-10 20:38
drm_crtc_helper.h	2.51 KB	-rw-r--r--	2024-03-10 20:38
drm_damage_helper.h	3.33 KB	-rw-r--r--	2024-03-10 20:38
drm_debugfs.h	5.68 KB	-rw-r--r--	2024-03-10 20:38
drm_debugfs_crc.h	2.66 KB	-rw-r--r--	2024-03-10 20:38
drm_device.h	7.64 KB	-rw-r--r--	2026-07-01 19:48
drm_displayid.h	4.99 KB	-rw-r--r--	2026-07-01 19:48
drm_drv.h	17.81 KB	-rw-r--r--	2024-03-10 20:38
drm_edid.h	15.68 KB	-rw-r--r--	2026-07-01 19:48
drm_eld.h	4.76 KB	-rw-r--r--	2024-03-10 20:38
drm_encoder.h	11.07 KB	-rw-r--r--	2024-03-10 20:38
drm_encoder_slave.h	6.46 KB	-rw-r--r--	2024-03-10 20:38
drm_exec.h	4.29 KB	-rw-r--r--	2024-03-10 20:38
drm_fb_dma_helper.h	575 B	-rw-r--r--	2024-03-10 20:38
drm_fb_helper.h	11.75 KB	-rw-r--r--	2024-03-10 20:38
drm_fbdev_dma.h	656 B	-rw-r--r--	2026-07-01 19:48
drm_fbdev_generic.h	349 B	-rw-r--r--	2024-03-10 20:38
drm_file.h	14.24 KB	-rw-r--r--	2026-07-01 19:48
drm_fixed.h	4.83 KB	-rw-r--r--	2026-07-01 19:48
drm_flip_work.h	2.63 KB	-rw-r--r--	2024-03-10 20:38
drm_format_helper.h	5.33 KB	-rw-r--r--	2024-03-10 20:38
drm_fourcc.h	9.91 KB	-rw-r--r--	2024-03-10 20:38
drm_framebuffer.h	10.04 KB	-rw-r--r--	2026-07-01 19:48
drm_gem.h	18.6 KB	-rw-r--r--	2026-07-01 19:48
drm_gem_atomic_helper.h	5.52 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_dma_helper.h	9.26 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_framebuffer_helper.h	1.93 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_shmem_helper.h	7.93 KB	-rw-r--r--	2024-03-10 20:38
drm_gem_ttm_helper.h	822 B	-rw-r--r--	2024-03-10 20:38
drm_gem_vram_helper.h	6.08 KB	-rw-r--r--	2024-03-10 20:38
drm_gpuvm.h	33.54 KB	-rw-r--r--	2024-03-10 20:38
drm_ioctl.h	5.82 KB	-rw-r--r--	2024-03-10 20:38
drm_kunit_helpers.h	4.21 KB	-rw-r--r--	2026-07-01 19:48
drm_lease.h	1010 B	-rw-r--r--	2024-03-10 20:38
drm_managed.h	3.9 KB	-rw-r--r--	2024-03-10 20:38
drm_mipi_dbi.h	6.87 KB	-rw-r--r--	2024-03-10 20:38
drm_mipi_dsi.h	13.22 KB	-rw-r--r--	2026-07-01 19:48
drm_mm.h	17.53 KB	-rw-r--r--	2024-03-10 20:38
drm_mode_config.h	32.81 KB	-rw-r--r--	2024-03-10 20:38
drm_mode_object.h	5.46 KB	-rw-r--r--	2024-03-10 20:38
drm_modes.h	19.9 KB	-rw-r--r--	2024-03-10 20:38
drm_modeset_helper.h	1.77 KB	-rw-r--r--	2024-03-10 20:38
drm_modeset_helper_vtables.h	59.37 KB	-rw-r--r--	2026-07-01 19:48
drm_modeset_lock.h	7.07 KB	-rw-r--r--	2024-03-10 20:38
drm_module.h	3.72 KB	-rw-r--r--	2024-03-10 20:38
drm_of.h	5.27 KB	-rw-r--r--	2026-07-01 19:48
drm_panel.h	8.89 KB	-rw-r--r--	2024-03-10 20:38
drm_pciids.h	61.04 KB	-rw-r--r--	2024-03-10 20:38
drm_plane.h	30.92 KB	-rw-r--r--	2024-03-10 20:38
drm_plane_helper.h	2.22 KB	-rw-r--r--	2024-03-10 20:38
drm_prime.h	4.06 KB	-rw-r--r--	2024-03-10 20:38
drm_print.h	20.39 KB	-rw-r--r--	2026-07-01 19:48
drm_privacy_screen_consumer.h	1.94 KB	-rw-r--r--	2024-03-10 20:38
drm_privacy_screen_driver.h	2.99 KB	-rw-r--r--	2024-03-10 20:38
drm_privacy_screen_machine.h	1.25 KB	-rw-r--r--	2024-03-10 20:38
drm_probe_helper.h	1.57 KB	-rw-r--r--	2024-03-10 20:38
drm_property.h	11.99 KB	-rw-r--r--	2024-03-10 20:38
drm_rect.h	7.17 KB	-rw-r--r--	2024-03-10 20:38
drm_self_refresh_helper.h	594 B	-rw-r--r--	2024-03-10 20:38
drm_simple_kms_helper.h	9.52 KB	-rw-r--r--	2024-03-10 20:38
drm_suballoc.h	2.75 KB	-rw-r--r--	2024-03-10 20:38
drm_syncobj.h	3.95 KB	-rw-r--r--	2024-03-10 20:38
drm_sysfs.h	512 B	-rw-r--r--	2024-03-10 20:38
drm_util.h	2.58 KB	-rw-r--r--	2024-03-10 20:38
drm_utils.h	592 B	-rw-r--r--	2026-07-01 19:48
drm_vblank.h	10.18 KB	-rw-r--r--	2026-07-01 19:48
drm_vblank_work.h	1.91 KB	-rw-r--r--	2024-03-10 20:38
drm_vma_manager.h	8.23 KB	-rw-r--r--	2024-03-10 20:38
drm_writeback.h	4.45 KB	-rw-r--r--	2024-03-10 20:38
gma_drm.h	413 B	-rw-r--r--	2024-03-10 20:38
gpu_scheduler.h	20.85 KB	-rw-r--r--	2026-07-01 19:48
gud.h	11.65 KB	-rw-r--r--	2024-03-10 20:38
i915_component.h	1.81 KB	-rw-r--r--	2024-03-10 20:38
i915_drm.h	3.57 KB	-rw-r--r--	2024-03-10 20:38
i915_gsc_proxy_mei_interface.h	1.52 KB	-rw-r--r--	2024-03-10 20:38
i915_hdcp_interface.h	16.22 KB	-rw-r--r--	2024-03-10 20:38
i915_pciids.h	23.94 KB	-rw-r--r--	2026-07-01 19:48
i915_pxp_tee_interface.h	1.28 KB	-rw-r--r--	2024-03-10 20:38
intel-gtt.h	1015 B	-rw-r--r--	2024-03-10 20:38
intel_lpe_audio.h	1.72 KB	-rw-r--r--	2024-03-10 20:38
spsc_queue.h	3.08 KB	-rw-r--r--	2026-07-01 19:48
task_barrier.h	2.95 KB	-rw-r--r--	2024-03-10 20:38
xe_pciids.h	5.37 KB	-rw-r--r--	2024-03-10 20:38

Rename

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2016 Noralf Trønnes
 */

#ifndef __LINUX_DRM_FORMAT_HELPER_H
#define __LINUX_DRM_FORMAT_HELPER_H

#include <linux/types.h>

struct drm_device;
struct drm_format_info;
struct drm_framebuffer;
struct drm_rect;

struct iosys_map;

/**
 * struct drm_format_conv_state - Stores format-conversion state
 *
 * DRM helpers for format conversion store temporary state in
 * struct drm_xfrm_buf. The buffer's resources can be reused
 * among multiple conversion operations.
 *
 * All fields are considered private.
 */
struct drm_format_conv_state {
	struct {
		void *mem;
		size_t size;
		bool preallocated;
	} tmp;
};

#define __DRM_FORMAT_CONV_STATE_INIT(_mem, _size, _preallocated) { \
		.tmp = { \
			.mem = (_mem), \
			.size = (_size), \
			.preallocated = (_preallocated), \
		} \
	}

/**
 * DRM_FORMAT_CONV_STATE_INIT - Initializer for struct drm_format_conv_state
 *
 * Initializes an instance of struct drm_format_conv_state to default values.
 */
#define DRM_FORMAT_CONV_STATE_INIT \
	__DRM_FORMAT_CONV_STATE_INIT(NULL, 0, false)

/**
 * DRM_FORMAT_CONV_STATE_INIT_PREALLOCATED - Initializer for struct drm_format_conv_state
 * @_mem: The preallocated memory area
 * @_size: The number of bytes in _mem
 *
 * Initializes an instance of struct drm_format_conv_state to preallocated
 * storage. The caller is responsible for releasing the provided memory range.
 */
#define DRM_FORMAT_CONV_STATE_INIT_PREALLOCATED(_mem, _size) \
	__DRM_FORMAT_CONV_STATE_INIT(_mem, _size, true)

void drm_format_conv_state_init(struct drm_format_conv_state *state);
void drm_format_conv_state_copy(struct drm_format_conv_state *state,
				const struct drm_format_conv_state *old_state);
void *drm_format_conv_state_reserve(struct drm_format_conv_state *state,
				    size_t new_size, gfp_t flags);
void drm_format_conv_state_release(struct drm_format_conv_state *state);

unsigned int drm_fb_clip_offset(unsigned int pitch, const struct drm_format_info *format,
				const struct drm_rect *clip);

void drm_fb_memcpy(struct iosys_map *dst, const unsigned int *dst_pitch,
		   const struct iosys_map *src, const struct drm_framebuffer *fb,
		   const struct drm_rect *clip);
void drm_fb_swab(struct iosys_map *dst, const unsigned int *dst_pitch,
		 const struct iosys_map *src, const struct drm_framebuffer *fb,
		 const struct drm_rect *clip, bool cached,
		 struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgb332(struct iosys_map *dst, const unsigned int *dst_pitch,
			       const struct iosys_map *src, const struct drm_framebuffer *fb,
			       const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgb565(struct iosys_map *dst, const unsigned int *dst_pitch,
			       const struct iosys_map *src, const struct drm_framebuffer *fb,
			       const struct drm_rect *clip, struct drm_format_conv_state *state,
			       bool swab);
void drm_fb_xrgb8888_to_xrgb1555(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_argb1555(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgba5551(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgb888(struct iosys_map *dst, const unsigned int *dst_pitch,
			       const struct iosys_map *src, const struct drm_framebuffer *fb,
			       const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_argb8888(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_xrgb2101010(struct iosys_map *dst, const unsigned int *dst_pitch,
				    const struct iosys_map *src, const struct drm_framebuffer *fb,
				    const struct drm_rect *clip,
				    struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_argb2101010(struct iosys_map *dst, const unsigned int *dst_pitch,
				    const struct iosys_map *src, const struct drm_framebuffer *fb,
				    const struct drm_rect *clip,
				    struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_gray8(struct iosys_map *dst, const unsigned int *dst_pitch,
			      const struct iosys_map *src, const struct drm_framebuffer *fb,
			      const struct drm_rect *clip, struct drm_format_conv_state *state);

int drm_fb_blit(struct iosys_map *dst, const unsigned int *dst_pitch, uint32_t dst_format,
		const struct iosys_map *src, const struct drm_framebuffer *fb,
		const struct drm_rect *clip, struct drm_format_conv_state *state);

void drm_fb_xrgb8888_to_mono(struct iosys_map *dst, const unsigned int *dst_pitch,
			     const struct iosys_map *src, const struct drm_framebuffer *fb,
			     const struct drm_rect *clip, struct drm_format_conv_state *state);

size_t drm_fb_build_fourcc_list(struct drm_device *dev,
				const u32 *native_fourccs, size_t native_nfourccs,
				u32 *fourccs_out, size_t nfourccs_out);

#endif /* __LINUX_DRM_FORMAT_HELPER_H */