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Name	Size	Permission	Date
davinci	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
drv-intf	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
i2c	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
tpg	[ DIR ]	drwxr-xr-x	2026-06-04 06:36
cec-notifier.h	5.03 KB	-rw-r--r--	2024-03-10 20:38
cec-pin.h	2.79 KB	-rw-r--r--	2024-03-10 20:38
cec.h	17.08 KB	-rw-r--r--	2026-05-26 09:55
demux.h	22.69 KB	-rw-r--r--	2024-03-10 20:38
dmxdev.h	5.87 KB	-rw-r--r--	2024-03-10 20:38
dvb-usb-ids.h	19.46 KB	-rw-r--r--	2024-03-10 20:38
dvb_ca_en50221.h	4.35 KB	-rw-r--r--	2024-03-10 20:38
dvb_demux.h	10.77 KB	-rw-r--r--	2024-03-10 20:38
dvb_frontend.h	30.42 KB	-rw-r--r--	2024-03-10 20:38
dvb_net.h	2.43 KB	-rw-r--r--	2024-03-10 20:38
dvb_ringbuffer.h	8.32 KB	-rw-r--r--	2024-03-10 20:38
dvb_vb2.h	7.65 KB	-rw-r--r--	2024-03-10 20:38
dvbdev.h	14.77 KB	-rw-r--r--	2024-03-10 20:38
frame_vector.h	1.42 KB	-rw-r--r--	2024-03-10 20:38
imx.h	190 B	-rw-r--r--	2024-03-10 20:38
ipu-bridge.h	4.27 KB	-rw-r--r--	2024-03-10 20:38
jpeg.h	500 B	-rw-r--r--	2024-03-10 20:38
media-dev-allocator.h	2.21 KB	-rw-r--r--	2024-03-10 20:38
media-device.h	17.52 KB	-rw-r--r--	2024-03-10 20:38
media-devnode.h	5.29 KB	-rw-r--r--	2024-03-10 20:38
media-entity.h	47.31 KB	-rw-r--r--	2026-05-26 09:55
media-request.h	11.96 KB	-rw-r--r--	2024-03-10 20:38
mipi-csi2.h	1.46 KB	-rw-r--r--	2024-03-10 20:38
rc-core.h	12.15 KB	-rw-r--r--	2024-03-10 20:38
rc-map.h	14.47 KB	-rw-r--r--	2024-03-10 20:38
rcar-fcp.h	1.1 KB	-rw-r--r--	2024-03-10 20:38
tuner-types.h	7.54 KB	-rw-r--r--	2024-03-10 20:38
tuner.h	8.43 KB	-rw-r--r--	2024-03-10 20:38
tveeprom.h	3.3 KB	-rw-r--r--	2024-03-10 20:38
v4l2-async.h	11.67 KB	-rw-r--r--	2024-03-10 20:38
v4l2-cci.h	4.75 KB	-rw-r--r--	2024-03-10 20:38
v4l2-common.h	19.96 KB	-rw-r--r--	2026-05-26 09:55
v4l2-ctrls.h	54.48 KB	-rw-r--r--	2024-03-10 20:38
v4l2-dev.h	20.11 KB	-rw-r--r--	2024-03-10 20:38
v4l2-device.h	18.46 KB	-rw-r--r--	2024-03-10 20:38
v4l2-dv-timings.h	9.32 KB	-rw-r--r--	2026-05-26 09:55
v4l2-event.h	6.01 KB	-rw-r--r--	2024-03-10 20:38
v4l2-fh.h	4.22 KB	-rw-r--r--	2024-03-10 20:38
v4l2-flash-led-class.h	5.75 KB	-rw-r--r--	2024-03-10 20:38
v4l2-fwnode.h	15.57 KB	-rw-r--r--	2024-03-10 20:38
v4l2-h264.h	3.1 KB	-rw-r--r--	2024-03-10 20:38
v4l2-image-sizes.h	827 B	-rw-r--r--	2024-03-10 20:38
v4l2-ioctl.h	33.31 KB	-rw-r--r--	2024-03-10 20:38
v4l2-jpeg.h	5.08 KB	-rw-r--r--	2024-03-10 20:38
v4l2-mc.h	7.68 KB	-rw-r--r--	2024-03-10 20:38
v4l2-mediabus.h	8.76 KB	-rw-r--r--	2024-03-10 20:38
v4l2-mem2mem.h	29.27 KB	-rw-r--r--	2026-05-26 09:55
v4l2-rect.h	5.71 KB	-rw-r--r--	2024-03-10 20:38
v4l2-subdev.h	71.43 KB	-rw-r--r--	2026-05-26 09:55
v4l2-vp9.h	8.32 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-core.h	50.44 KB	-rw-r--r--	2026-05-26 09:55
videobuf2-dma-contig.h	883 B	-rw-r--r--	2024-03-10 20:38
videobuf2-dma-sg.h	698 B	-rw-r--r--	2024-03-10 20:38
videobuf2-dvb.h	1.81 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-memops.h	1.09 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-v4l2.h	14.39 KB	-rw-r--r--	2024-03-10 20:38
videobuf2-vmalloc.h	509 B	-rw-r--r--	2024-03-10 20:38
vsp1.h	3.62 KB	-rw-r--r--	2024-03-10 20:38

Rename

/* SPDX-License-Identifier: GPL-2.0 */
/* Author: Dan Scally <djrscally@gmail.com> */
#ifndef __IPU_BRIDGE_H
#define __IPU_BRIDGE_H

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

#define IPU_HID				"INT343E"
#define IPU_MAX_LANES				4
#define IPU_MAX_PORTS				4
#define MAX_NUM_LINK_FREQS			3

/* Values are educated guesses as we don't have a spec */
#define IPU_SENSOR_ROTATION_NORMAL		0
#define IPU_SENSOR_ROTATION_INVERTED		1

#define IPU_SENSOR_CONFIG(_HID, _NR, ...)	\
	(const struct ipu_sensor_config) {	\
		.hid = _HID,			\
		.nr_link_freqs = _NR,		\
		.link_freqs = { __VA_ARGS__ }	\
	}

#define NODE_SENSOR(_HID, _PROPS)		\
	(const struct software_node) {		\
		.name = _HID,			\
		.properties = _PROPS,		\
	}

#define NODE_PORT(_PORT, _SENSOR_NODE)		\
	(const struct software_node) {		\
		.name = _PORT,			\
		.parent = _SENSOR_NODE,		\
	}

#define NODE_ENDPOINT(_EP, _PORT, _PROPS)	\
	(const struct software_node) {		\
		.name = _EP,			\
		.parent = _PORT,		\
		.properties = _PROPS,		\
	}

#define NODE_VCM(_TYPE)				\
	(const struct software_node) {		\
		.name = _TYPE,			\
	}

enum ipu_sensor_swnodes {
	SWNODE_SENSOR_HID,
	SWNODE_SENSOR_PORT,
	SWNODE_SENSOR_ENDPOINT,
	SWNODE_IPU_PORT,
	SWNODE_IPU_ENDPOINT,
	/* below are optional / maybe empty */
	SWNODE_IVSC_HID,
	SWNODE_IVSC_SENSOR_PORT,
	SWNODE_IVSC_SENSOR_ENDPOINT,
	SWNODE_IVSC_IPU_PORT,
	SWNODE_IVSC_IPU_ENDPOINT,
	SWNODE_VCM,
	SWNODE_COUNT
};

/* Data representation as it is in ACPI SSDB buffer */
struct ipu_sensor_ssdb {
	u8 version;
	u8 sku;
	u8 guid_csi2[16];
	u8 devfunction;
	u8 bus;
	u32 dphylinkenfuses;
	u32 clockdiv;
	u8 link;
	u8 lanes;
	u32 csiparams[10];
	u32 maxlanespeed;
	u8 sensorcalibfileidx;
	u8 sensorcalibfileidxInMBZ[3];
	u8 romtype;
	u8 vcmtype;
	u8 platforminfo;
	u8 platformsubinfo;
	u8 flash;
	u8 privacyled;
	u8 degree;
	u8 mipilinkdefined;
	u32 mclkspeed;
	u8 controllogicid;
	u8 reserved1[3];
	u8 mclkport;
	u8 reserved2[13];
} __packed;

struct ipu_property_names {
	char clock_frequency[16];
	char rotation[9];
	char orientation[12];
	char bus_type[9];
	char data_lanes[11];
	char remote_endpoint[16];
	char link_frequencies[17];
};

struct ipu_node_names {
	char port[7];
	char ivsc_sensor_port[7];
	char ivsc_ipu_port[7];
	char endpoint[11];
	char remote_port[9];
	char vcm[16];
};

struct ipu_sensor_config {
	const char *hid;
	const u8 nr_link_freqs;
	const u64 link_freqs[MAX_NUM_LINK_FREQS];
};

struct ipu_sensor {
	/* append ssdb.link(u8) in "-%u" format as suffix of HID */
	char name[ACPI_ID_LEN + 4];
	struct acpi_device *adev;

struct device *csi_dev;
	struct acpi_device *ivsc_adev;
	char ivsc_name[ACPI_ID_LEN + 4];

/* SWNODE_COUNT + 1 for terminating NULL */
	const struct software_node *group[SWNODE_COUNT + 1];
	struct software_node swnodes[SWNODE_COUNT];
	struct ipu_node_names node_names;

u8 link;
	u8 lanes;
	u32 mclkspeed;
	u32 rotation;
	enum v4l2_fwnode_orientation orientation;
	const char *vcm_type;

struct ipu_property_names prop_names;
	struct property_entry ep_properties[5];
	struct property_entry dev_properties[5];
	struct property_entry ipu_properties[3];
	struct property_entry ivsc_properties[1];
	struct property_entry ivsc_sensor_ep_properties[4];
	struct property_entry ivsc_ipu_ep_properties[4];

struct software_node_ref_args local_ref[1];
	struct software_node_ref_args remote_ref[1];
	struct software_node_ref_args vcm_ref[1];
	struct software_node_ref_args ivsc_sensor_ref[1];
	struct software_node_ref_args ivsc_ipu_ref[1];
};

typedef int (*ipu_parse_sensor_fwnode_t)(struct acpi_device *adev,
					 struct ipu_sensor *sensor);

struct ipu_bridge {
	struct device *dev;
	ipu_parse_sensor_fwnode_t parse_sensor_fwnode;
	char ipu_node_name[ACPI_ID_LEN];
	struct software_node ipu_hid_node;
	u32 data_lanes[4];
	unsigned int n_sensors;
	struct ipu_sensor sensors[IPU_MAX_PORTS];
};

#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(dev, parse_sensor_fwnode)	(0)
static inline int ipu_bridge_instantiate_vcm(struct device *s) { return 0; }
#endif

#endif