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/* SPDX-License-Identifier: GPL-2.0 */
/* Author: Dan Scally <djrscally@gmail.com> */
#ifndef __CIO2_BRIDGE_H
#define __CIO2_BRIDGE_H
#include <linux/property.h>
#include <linux/types.h>
#include "ipu3-cio2.h"
#define CIO2_HID "INT343E"
#define CIO2_MAX_LANES 4
#define MAX_NUM_LINK_FREQS 3
#define CIO2_SENSOR_CONFIG(_HID, _NR, ...) \
(const struct cio2_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, \
}
enum cio2_sensor_swnodes {
SWNODE_SENSOR_HID,
SWNODE_SENSOR_PORT,
SWNODE_SENSOR_ENDPOINT,
SWNODE_CIO2_PORT,
SWNODE_CIO2_ENDPOINT,
SWNODE_COUNT
};
/* Data representation as it is in ACPI SSDB buffer */
struct cio2_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 cio2_property_names {
char clock_frequency[16];
char rotation[9];
char bus_type[9];
char data_lanes[11];
char remote_endpoint[16];
char link_frequencies[17];
};
struct cio2_node_names {
char port[7];
char endpoint[11];
char remote_port[7];
};
struct cio2_sensor_config {
const char *hid;
const u8 nr_link_freqs;
const u64 link_freqs[MAX_NUM_LINK_FREQS];
};
struct cio2_sensor {
char name[ACPI_ID_LEN];
struct acpi_device *adev;
struct software_node swnodes[6];
struct cio2_node_names node_names;
struct cio2_sensor_ssdb ssdb;
struct cio2_property_names prop_names;
struct property_entry ep_properties[5];
struct property_entry dev_properties[3];
struct property_entry cio2_properties[3];
struct software_node_ref_args local_ref[1];
struct software_node_ref_args remote_ref[1];
};
struct cio2_bridge {
char cio2_node_name[ACPI_ID_LEN];
struct software_node cio2_hid_node;
u32 data_lanes[4];
unsigned int n_sensors;
struct cio2_sensor sensors[CIO2_NUM_PORTS];
};
#endif
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