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/usr/src/linux-headers-5.15.0-190/include/media/

/usr/src/linux-headers-5.15.0-190/include/media

Name	Size	Mode	Actions
davinci/	-	0755	rm
drv-intf/	-	0755	rm
i2c/	-	0755	rm
tpg/	-	0755	rm
cec-notifier.h	5146	0644	edit dl rm
cec-pin.h	2853	0644	edit dl rm
cec.h	16230	0644	edit dl rm
demux.h	23237	0644	edit dl rm
dmxdev.h	6034	0644	edit dl rm
dvb-usb-ids.h	18614	0644	edit dl rm
dvbdev.h	14859	0644	edit dl rm
dvb_ca_en50221.h	4455	0644	edit dl rm
dvb_demux.h	11033	0644	edit dl rm
dvb_frontend.h	30751	0644	edit dl rm
dvb_math.h	1811	0644	edit dl rm
dvb_net.h	2583	0644	edit dl rm
dvb_ringbuffer.h	8524	0644	edit dl rm
dvb_vb2.h	7912	0644	edit dl rm
frame_vector.h	1447	0644	edit dl rm
hevc-ctrls.h	9098	0644	edit dl rm
imx.h	190	0644	edit dl rm
ipu-isys.h	884	0644	edit dl rm
media-dev-allocator.h	2261	0644	edit dl rm
media-device.h	17401	0644	edit dl rm
media-devnode.h	5415	0644	edit dl rm
media-entity.h	36306	0644	edit dl rm
media-request.h	12245	0644	edit dl rm
rc-core.h	12610	0644	edit dl rm
rc-map.h	14704	0644	edit dl rm
rcar-fcp.h	1127	0644	edit dl rm
tuner-types.h	7723	0644	edit dl rm
tuner.h	8603	0644	edit dl rm
tveeprom.h	3370	0644	edit dl rm
v4l2-async.h	11448	0644	edit dl rm
v4l2-common.h	19123	0644	edit dl rm
v4l2-ctrls.h	50854	0644	edit dl rm
v4l2-dev.h	16921	0644	edit dl rm
v4l2-device.h	18964	0644	edit dl rm
v4l2-dv-timings.h	9543	0644	edit dl rm
v4l2-event.h	6130	0644	edit dl rm
v4l2-fh.h	4317	0644	edit dl rm
v4l2-flash-led-class.h	5888	0644	edit dl rm
v4l2-fwnode.h	20279	0644	edit dl rm
v4l2-h264.h	2921	0644	edit dl rm
v4l2-image-sizes.h	827	0644	edit dl rm
v4l2-ioctl.h	34112	0644	edit dl rm
v4l2-jpeg.h	5207	0644	edit dl rm
v4l2-mc.h	7669	0644	edit dl rm
v4l2-mediabus.h	7686	0644	edit dl rm
v4l2-mem2mem.h	29441	0644	edit dl rm
v4l2-rect.h	5852	0644	edit dl rm
v4l2-subdev.h	46004	0644	edit dl rm
videobuf-core.h	6974	0644	edit dl rm
videobuf-dma-contig.h	909	0644	edit dl rm
videobuf-dma-sg.h	2856	0644	edit dl rm
videobuf-vmalloc.h	1166	0644	edit dl rm
videobuf2-core.h	49407	0644	edit dl rm
videobuf2-dma-contig.h	883	0644	edit dl rm
videobuf2-dma-sg.h	698	0644	edit dl rm
videobuf2-dvb.h	1863	0644	edit dl rm
videobuf2-memops.h	1101	0644	edit dl rm
videobuf2-v4l2.h	14347	0644	edit dl rm
videobuf2-vmalloc.h	509	0644	edit dl rm
vsp1.h	3652	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-190/include/media/cec-notifier.h (5146B)

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * cec-notifier.h - notify CEC drivers of physical address changes
 *
 * Copyright 2016 Russell King.
 * Copyright 2016-2017 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
 */

#ifndef LINUX_CEC_NOTIFIER_H
#define LINUX_CEC_NOTIFIER_H

#include <linux/err.h>
#include <media/cec.h>

struct device;
struct edid;
struct cec_adapter;
struct cec_notifier;

#if IS_REACHABLE(CONFIG_CEC_CORE) && IS_ENABLED(CONFIG_CEC_NOTIFIER)

/**
 * cec_notifier_conn_register - find or create a new cec_notifier for the given
 * HDMI device and connector tuple.
 * @hdmi_dev: HDMI device that sends the events.
 * @port_name: the connector name from which the event occurs. May be NULL
 * if there is always only one HDMI connector created by the HDMI device.
 * @conn_info: the connector info from which the event occurs (may be NULL)
 *
 * If a notifier for device @dev and connector @port_name already exists, then
 * increase the refcount and return that notifier.
 *
 * If it doesn't exist, then allocate a new notifier struct and return a
 * pointer to that new struct.
 *
 * Return NULL if the memory could not be allocated.
 */
struct cec_notifier *
cec_notifier_conn_register(struct device *hdmi_dev, const char *port_name,
			   const struct cec_connector_info *conn_info);

/**
 * cec_notifier_conn_unregister - decrease refcount and delete when the
 * refcount reaches 0.
 * @n: notifier. If NULL, then this function does nothing.
 */
void cec_notifier_conn_unregister(struct cec_notifier *n);

/**
 * cec_notifier_cec_adap_register - find or create a new cec_notifier for the
 * given device.
 * @hdmi_dev: HDMI device that sends the events.
 * @port_name: the connector name from which the event occurs. May be NULL
 * if there is always only one HDMI connector created by the HDMI device.
 * @adap: the cec adapter that registered this notifier.
 *
 * If a notifier for device @dev and connector @port_name already exists, then
 * increase the refcount and return that notifier.
 *
 * If it doesn't exist, then allocate a new notifier struct and return a
 * pointer to that new struct.
 *
 * Return NULL if the memory could not be allocated.
 */
struct cec_notifier *
cec_notifier_cec_adap_register(struct device *hdmi_dev, const char *port_name,
			       struct cec_adapter *adap);

/**
 * cec_notifier_cec_adap_unregister - decrease refcount and delete when the
 * refcount reaches 0.
 * @n: notifier. If NULL, then this function does nothing.
 * @adap: the cec adapter that registered this notifier.
 */
void cec_notifier_cec_adap_unregister(struct cec_notifier *n,
				      struct cec_adapter *adap);

/**
 * cec_notifier_set_phys_addr - set a new physical address.
 * @n: the CEC notifier
 * @pa: the CEC physical address
 *
 * Set a new CEC physical address.
 * Does nothing if @n == NULL.
 */
void cec_notifier_set_phys_addr(struct cec_notifier *n, u16 pa);

/**
 * cec_notifier_set_phys_addr_from_edid - set parse the PA from the EDID.
 * @n: the CEC notifier
 * @edid: the struct edid pointer
 *
 * Parses the EDID to obtain the new CEC physical address and set it.
 * Does nothing if @n == NULL.
 */
void cec_notifier_set_phys_addr_from_edid(struct cec_notifier *n,
					  const struct edid *edid);

/**
 * cec_notifier_parse_hdmi_phandle - find the hdmi device from "hdmi-phandle"
 * @dev: the device with the "hdmi-phandle" device tree property
 *
 * Returns the device pointer referenced by the "hdmi-phandle" property.
 * Note that the refcount of the returned device is not incremented.
 * This device pointer is only used as a key value in the notifier
 * list, but it is never accessed by the CEC driver.
 */
struct device *cec_notifier_parse_hdmi_phandle(struct device *dev);

#else

static inline struct cec_notifier *
cec_notifier_conn_register(struct device *hdmi_dev, const char *port_name,
			   const struct cec_connector_info *conn_info)
{
	/* A non-NULL pointer is expected on success */
	return (struct cec_notifier *)0xdeadfeed;
}

static inline void cec_notifier_conn_unregister(struct cec_notifier *n)
{
}

static inline struct cec_notifier *
cec_notifier_cec_adap_register(struct device *hdmi_dev, const char *port_name,
			       struct cec_adapter *adap)
{
	/* A non-NULL pointer is expected on success */
	return (struct cec_notifier *)0xdeadfeed;
}

static inline void cec_notifier_cec_adap_unregister(struct cec_notifier *n,
						    struct cec_adapter *adap)
{
}

static inline void cec_notifier_set_phys_addr(struct cec_notifier *n, u16 pa)
{
}

static inline void cec_notifier_set_phys_addr_from_edid(struct cec_notifier *n,
							const struct edid *edid)
{
}

static inline struct device *cec_notifier_parse_hdmi_phandle(struct device *dev)
{
	return ERR_PTR(-ENODEV);
}

#endif

/**
 * cec_notifier_phys_addr_invalidate() - set the physical address to INVALID
 *
 * @n: the CEC notifier
 *
 * This is a simple helper function to invalidate the physical
 * address. Does nothing if @n == NULL.
 */
static inline void cec_notifier_phys_addr_invalidate(struct cec_notifier *n)
{
	cec_notifier_set_phys_addr(n, CEC_PHYS_ADDR_INVALID);
}

#endif

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