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Name	Size	Permission	Date
bridge	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
display	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
i2c	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
ttm	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
amd_asic_type.h	2.33 KB	-rw-r--r--	2024-03-10 20:38
drm_accel.h	2.25 KB	-rw-r--r--	2026-05-26 09:55
drm_aperture.h	1.06 KB	-rw-r--r--	2024-03-10 20:38
drm_atomic.h	42.54 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_displayid.h	4.99 KB	-rw-r--r--	2026-05-26 09:55
drm_drv.h	17.81 KB	-rw-r--r--	2024-03-10 20:38
drm_edid.h	15.68 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_fbdev_generic.h	349 B	-rw-r--r--	2024-03-10 20:38
drm_file.h	14.24 KB	-rw-r--r--	2026-05-26 09:55
drm_fixed.h	4.83 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_gem.h	18.6 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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	5.22 KB	-rw-r--r--	2024-03-10 20:38
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--	2026-05-26 09:55
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--	2026-05-26 09:55
drm_vblank.h	10.18 KB	-rw-r--r--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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--	2026-05-26 09:55
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: MIT
// Copyright © 2014 Intel Corporation

#ifndef _DRM_AUDIO_COMPONENT_H_
#define _DRM_AUDIO_COMPONENT_H_

#include <linux/completion.h>
#include <linux/types.h>

struct drm_audio_component;
struct device;

/**
 * struct drm_audio_component_ops - Ops implemented by DRM driver, called by hda driver
 */
struct drm_audio_component_ops {
	/**
	 * @owner: drm module to pin down
	 */
	struct module *owner;
	/**
	 * @get_power: get the POWER_DOMAIN_AUDIO power well
	 *
	 * Request the power well to be turned on.
	 *
	 * Returns a wakeref cookie to be passed back to the corresponding
	 * call to @put_power.
	 */
	unsigned long (*get_power)(struct device *);
	/**
	 * @put_power: put the POWER_DOMAIN_AUDIO power well
	 *
	 * Allow the power well to be turned off.
	 */
	void (*put_power)(struct device *, unsigned long);
	/**
	 * @codec_wake_override: Enable/disable codec wake signal
	 */
	void (*codec_wake_override)(struct device *, bool enable);
	/**
	 * @get_cdclk_freq: Get the Core Display Clock in kHz
	 */
	int (*get_cdclk_freq)(struct device *);
	/**
	 * @sync_audio_rate: set n/cts based on the sample rate
	 *
	 * Called from audio driver. After audio driver sets the
	 * sample rate, it will call this function to set n/cts
	 */
	int (*sync_audio_rate)(struct device *, int port, int pipe, int rate);
	/**
	 * @get_eld: fill the audio state and ELD bytes for the given port
	 *
	 * Called from audio driver to get the HDMI/DP audio state of the given
	 * digital port, and also fetch ELD bytes to the given pointer.
	 *
	 * It returns the byte size of the original ELD (not the actually
	 * copied size), zero for an invalid ELD, or a negative error code.
	 *
	 * Note that the returned size may be over @max_bytes.  Then it
	 * implies that only a part of ELD has been copied to the buffer.
	 */
	int (*get_eld)(struct device *, int port, int pipe, bool *enabled,
		       unsigned char *buf, int max_bytes);
};

/**
 * struct drm_audio_component_audio_ops - Ops implemented by hda driver, called by DRM driver
 */
struct drm_audio_component_audio_ops {
	/**
	 * @audio_ptr: Pointer to be used in call to pin_eld_notify
	 */
	void *audio_ptr;
	/**
	 * @pin_eld_notify: Notify the HDA driver that pin sense and/or ELD information has changed
	 *
	 * Called when the DRM driver has set up audio pipeline or has just
	 * begun to tear it down. This allows the HDA driver to update its
	 * status accordingly (even when the HDA controller is in power save
	 * mode).
	 */
	void (*pin_eld_notify)(void *audio_ptr, int port, int pipe);
	/**
	 * @pin2port: Check and convert from pin node to port number
	 *
	 * Called by HDA driver to check and convert from the pin widget node
	 * number to a port number in the graphics side.
	 */
	int (*pin2port)(void *audio_ptr, int pin);
	/**
	 * @master_bind: (Optional) component master bind callback
	 *
	 * Called at binding master component, for HDA codec-specific
	 * handling of dynamic binding.
	 */
	int (*master_bind)(struct device *dev, struct drm_audio_component *);
	/**
	 * @master_unbind: (Optional) component master unbind callback
	 *
	 * Called at unbinding master component, for HDA codec-specific
	 * handling of dynamic unbinding.
	 */
	void (*master_unbind)(struct device *dev, struct drm_audio_component *);
};

/**
 * struct drm_audio_component - Used for direct communication between DRM and hda drivers
 */
struct drm_audio_component {
	/**
	 * @dev: DRM device, used as parameter for ops
	 */
	struct device *dev;
	/**
	 * @ops: Ops implemented by DRM driver, called by hda driver
	 */
	const struct drm_audio_component_ops *ops;
	/**
	 * @audio_ops: Ops implemented by hda driver, called by DRM driver
	 */
	const struct drm_audio_component_audio_ops *audio_ops;
	/**
	 * @master_bind_complete: completion held during component master binding
	 */
	struct completion master_bind_complete;
};

#endif /* _DRM_AUDIO_COMPONENT_H_ */