linux/include/media/ipu-bridge.h

/* SPDX-License-Identifier: GPL-2.0 */
/* Author: Dan Scally <[email protected]> */
#ifndef __IPU_BRIDGE_H
#define __IPU_BRIDGE_H

#include <linux/mod_devicetable.h>
#include <linux/property.h>
#include <linux/types.h>
#include <media/v4l2-fwnode.h>

#define IPU_HID …
#define IPU_MAX_LANES …
#define IPU_MAX_PORTS …
#define MAX_NUM_LINK_FREQS …

/* Values are educated guesses as we don't have a spec */
#define IPU_SENSOR_ROTATION_NORMAL …
#define IPU_SENSOR_ROTATION_INVERTED …

#define IPU_SENSOR_CONFIG(_HID, _NR, ...) …

#define NODE_SENSOR(_HID, _PROPS) …

#define NODE_PORT(_PORT, _SENSOR_NODE) …

#define NODE_ENDPOINT(_EP, _PORT, _PROPS) …

#define NODE_VCM(_TYPE) …

enum ipu_sensor_swnodes { … };

/* Data representation as it is in ACPI SSDB buffer */
struct ipu_sensor_ssdb { … } __packed;

struct ipu_property_names { … };

struct ipu_node_names { … };

struct ipu_sensor_config { … };

struct ipu_sensor { … };

ipu_parse_sensor_fwnode_t;

struct ipu_bridge { … };

#if IS_ENABLED(CONFIG_IPU_BRIDGE)
int ipu_bridge_init(struct device *dev,
		    ipu_parse_sensor_fwnode_t parse_sensor_fwnode);
int ipu_bridge_parse_ssdb(struct acpi_device *adev, struct ipu_sensor *sensor);
int ipu_bridge_instantiate_vcm(struct device *sensor);
#else
/* Use a define to avoid the @parse_sensor_fwnode argument getting evaluated */
#define ipu_bridge_init …
static inline int ipu_bridge_instantiate_vcm(struct device *s) { return 0; }
#endif

#endif