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CoolPi-Armbian-Rockchip-RK3.../drivers/media/i2c/imx347.c

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// SPDX-License-Identifier: GPL-2.0
/*
* imx347 driver
*
* Copyright (C) 2020 Fuzhou Rockchip Electronics Co., Ltd.
*
* V0.0X01.0X00 first version
* V0.0X01.0X01 add conversion gain control
* V0.0X01.0X02 add debug interface for conversion gain control
* V0.0X01.0X03 support enum sensor fmt
* V0.0X01.0X04 fix setting flow error according to datasheet and fix hdr gain error
*/
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include <linux/regulator/consumer.h>
#include <linux/sysfs.h>
#include <linux/slab.h>
#include <linux/version.h>
#include <linux/rk-camera-module.h>
#include <media/media-entity.h>
#include <media/v4l2-async.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-subdev.h>
#include <linux/pinctrl/consumer.h>
#include <linux/rk-preisp.h>
#define DRIVER_VERSION KERNEL_VERSION(0, 0x01, 0x04)
#ifndef V4L2_CID_DIGITAL_GAIN
#define V4L2_CID_DIGITAL_GAIN V4L2_CID_GAIN
#endif
#define MIPI_FREQ_360M 360000000
#define MIPI_FREQ_594M 594000000
#define OF_CAMERA_HDR_MODE "rockchip,camera-hdr-mode"
/* pixel rate = link frequency * 2 * lanes / BITS_PER_SAMPLE */
#define IMX347_10BIT_LINEAR_PIXEL_RATE (MIPI_FREQ_594M * 2 / 10 * 2)
#define IMX347_10BIT_HDR2_PIXEL_RATE (MIPI_FREQ_594M * 2 / 10 * 4)
#define IMX347_12BIT_PIXEL_RATE (MIPI_FREQ_360M * 2 / 12 * 4)
#define IMX347_XVCLK_FREQ_37M 37125000
#define IMX347_XVCLK_FREQ_24M 24000000
#define CHIP_ID 0x06
#define IMX347_REG_CHIP_ID 0x3057
#define IMX347_REG_CTRL_MODE 0x3000
#define IMX347_MODE_SW_STANDBY BIT(0)
#define IMX347_MODE_STREAMING 0x0
#define IMX347_REG_MASTER_MODE 0x3002
#define IMX347_MASTER_MODE_STOP BIT(0)
#define IMX347_MASTER_MODE_START 0x0
#define IMX347_REG_RESTART_MODE 0x3004
#define IMX347_RESTART_MODE_START 0x04
#define IMX347_RESTART_MODE_STOP 0x0
#define IMX347_GAIN_SWITCH_REG 0x3019
#define IMX347_LF_GAIN_REG_H 0x30E9
#define IMX347_LF_GAIN_REG_L 0x30E8
#define IMX347_SF1_GAIN_REG_H 0x30EB
#define IMX347_SF1_GAIN_REG_L 0x30EA
#define IMX347_LF_EXPO_REG_H 0x305A
#define IMX347_LF_EXPO_REG_M 0x3059
#define IMX347_LF_EXPO_REG_L 0x3058
#define IMX347_SF1_EXPO_REG_H 0x305E
#define IMX347_SF1_EXPO_REG_M 0x305D
#define IMX347_SF1_EXPO_REG_L 0x305C
#define IMX347_RHS1_REG_H 0x306a
#define IMX347_RHS1_REG_M 0x3069
#define IMX347_RHS1_REG_L 0x3068
#define IMX347_EXPOSURE_MIN 2
#define IMX347_EXPOSURE_STEP 1
#define IMX347_VTS_MAX 0x7fff
#define IMX347_GAIN_MIN 0x00
#define IMX347_GAIN_MAX 0xee
#define IMX347_GAIN_STEP 1
#define IMX347_GAIN_DEFAULT 0x00
#define IMX347_FETCH_GAIN_H(VAL) (((VAL) >> 8) & 0x07)
#define IMX347_FETCH_GAIN_L(VAL) ((VAL) & 0xFF)
#define IMX347_FETCH_EXP_H(VAL) (((VAL) >> 16) & 0x0F)
#define IMX347_FETCH_EXP_M(VAL) (((VAL) >> 8) & 0xFF)
#define IMX347_FETCH_EXP_L(VAL) ((VAL) & 0xFF)
#define IMX347_FETCH_RHS1_H(VAL) (((VAL) >> 16) & 0x0F)
#define IMX347_FETCH_RHS1_M(VAL) (((VAL) >> 8) & 0xFF)
#define IMX347_FETCH_RHS1_L(VAL) ((VAL) & 0xFF)
#define IMX347_FETCH_VTS_H(VAL) (((VAL) >> 16) & 0x0F)
#define IMX347_FETCH_VTS_M(VAL) (((VAL) >> 8) & 0xFF)
#define IMX347_FETCH_VTS_L(VAL) ((VAL) & 0xFF)
#define IMX347_GROUP_HOLD_REG 0x3001
#define IMX347_GROUP_HOLD_START 0x01
#define IMX347_GROUP_HOLD_END 0x00
#define IMX347_VTS_REG_L 0x3030
#define IMX347_VTS_REG_M 0x3031
#define IMX347_VTS_REG_H 0x3032
#define REG_NULL 0xFFFF
#define IMX347_REG_VALUE_08BIT 1
#define IMX347_REG_VALUE_16BIT 2
#define IMX347_REG_VALUE_24BIT 3
#define IMX347_2LANES 2
#define IMX347_4LANES 4
#define IMX347_BITS_PER_SAMPLE 10
#define IMX347_VREVERSE_REG 0x304f
#define IMX347_HREVERSE_REG 0x304e
#define RHS1_MAX 3113 // <2*BRL=2*1556 && 4n+1
#define SHR1_MIN 9
#define BRL 1556
#define USED_SYS_DEBUG
static bool g_isHCG;
#define OF_CAMERA_PINCTRL_STATE_DEFAULT "rockchip,camera_default"
#define OF_CAMERA_PINCTRL_STATE_SLEEP "rockchip,camera_sleep"
#define IMX347_NAME "imx347"
static const char * const imx347_supply_names[] = {
"avdd", /* Analog power */
"dovdd", /* Digital I/O power */
"dvdd", /* Digital core power */
};
#define IMX347_NUM_SUPPLIES ARRAY_SIZE(imx347_supply_names)
struct regval {
u16 addr;
u8 val;
};
struct imx347_mode {
u32 bus_fmt;
u32 width;
u32 height;
struct v4l2_fract max_fps;
u32 hts_def;
u32 vts_def;
u32 exp_def;
const struct regval *reg_list;
u32 hdr_mode;
u32 vc[PAD_MAX];
u8 bpp;
};
struct imx347 {
struct i2c_client *client;
struct clk *xvclk;
struct gpio_desc *reset_gpio;
struct gpio_desc *pwdn_gpio;
struct regulator_bulk_data supplies[IMX347_NUM_SUPPLIES];
struct pinctrl *pinctrl;
struct pinctrl_state *pins_default;
struct pinctrl_state *pins_sleep;
struct v4l2_subdev subdev;
struct media_pad pad;
struct v4l2_ctrl_handler ctrl_handler;
struct v4l2_ctrl *exposure;
struct v4l2_ctrl *anal_a_gain;
struct v4l2_ctrl *digi_gain;
struct v4l2_ctrl *hblank;
struct v4l2_ctrl *vblank;
struct v4l2_ctrl *pixel_rate;
struct v4l2_ctrl *link_freq;
struct mutex mutex;
bool streaming;
bool power_on;
const struct imx347_mode *cur_mode;
u32 module_index;
u32 cfg_num;
u32 cur_pixel_rate;
u32 cur_link_freq;
const char *module_facing;
const char *module_name;
const char *len_name;
u32 cur_vts;
bool has_init_exp;
struct preisp_hdrae_exp_s init_hdrae_exp;
};
#define to_imx347(sd) container_of(sd, struct imx347, subdev)
/*
* Xclk 37.125Mhz
*/
static const struct regval imx347_global_regs[] = {
{REG_NULL, 0x00},
};
static const struct regval imx347_linear_10bit_2688x1520_regs[] = {
{0x300C, 0x5B},
{0x300D, 0x40},
{0x3018, 0x00},
{0x302C, 0x24},
{0x302E, 0x98},
{0x302F, 0x0A},
{0x3030, 0xBC},
{0x3031, 0x07},
{0x3032, 0x00},
{0x3034, 0xDC},
{0x3035, 0x05},
{0x3048, 0x00},
{0x3049, 0x00},
{0x304A, 0x03},
{0x304B, 0x02},
{0x304C, 0x14},
{0x3050, 0x00},
{0x3056, 0x00},
{0x3057, 0x06},
{0x3058, 0x03},
{0x3059, 0x00},
{0x3068, 0xc9},
{0x3069, 0x00},
{0x30BE, 0x5E},
{0x30C6, 0x06},
{0x30CE, 0x04},
{0x30D8, 0x44},
{0x30D9, 0x06},
{0x3110, 0x02},
{0x314C, 0x80},
{0x315A, 0x02},
{0x3168, 0x68},
{0x316A, 0x7E},
{0x319D, 0x00},
{0x319E, 0x01},
{0x31A1, 0x00},
{0x31D7, 0x00},
{0x3200, 0x11},/* Each frame gain adjustment disabed in linear mode */
{0x3202, 0x02},
{0x3288, 0x22},
{0x328A, 0x02},
{0x328C, 0xA2},
{0x328E, 0x22},
{0x3415, 0x27},
{0x3418, 0x27},
{0x3428, 0xFE},
{0x349E, 0x6A},
{0x34A2, 0x9A},
{0x34A4, 0x8A},
{0x34A6, 0x8E},
{0x34AA, 0xD8},
{0x3648, 0x01},
{0x3678, 0x01},
{0x367C, 0x69},
{0x367E, 0x69},
{0x3680, 0x69},
{0x3682, 0x69},
{0x371D, 0x05},
{0x375D, 0x11},
{0x375E, 0x43},
{0x375F, 0x76},
{0x3760, 0x07},
{0x3768, 0x1B},
{0x3769, 0x1B},
{0x376A, 0x1A},
{0x376B, 0x19},
{0x376C, 0x17},
{0x376D, 0x0F},
{0x376E, 0x0B},
{0x376F, 0x0B},
{0x3770, 0x0B},
{0x3776, 0x89},
{0x3777, 0x00},
{0x3778, 0xCA},
{0x3779, 0x00},
{0x377A, 0x45},
{0x377B, 0x01},
{0x377C, 0x56},
{0x377D, 0x02},
{0x377E, 0xFE},
{0x377F, 0x03},
{0x3780, 0xFE},
{0x3781, 0x05},
{0x3782, 0xFE},
{0x3783, 0x06},
{0x3784, 0x7F},
{0x3788, 0x1F},
{0x378A, 0xCA},
{0x378B, 0x00},
{0x378C, 0x45},
{0x378D, 0x01},
{0x378E, 0x56},
{0x378F, 0x02},
{0x3790, 0xFE},
{0x3791, 0x03},
{0x3792, 0xFE},
{0x3793, 0x05},
{0x3794, 0xFE},
{0x3795, 0x06},
{0x3796, 0x7F},
{0x3798, 0xBF},
{0x3A01, 0x01},
{0x3A18, 0x8F},
{0x3A1A, 0x4F},
{0x3A1C, 0x47},
{0x3A1E, 0x37},
{0x3A1F, 0x01},
{0x3A20, 0x4F},
{0x3A22, 0x87},
{0x3A24, 0x4F},
{0x3A26, 0x7f},
{0x3A28, 0x3f},
{REG_NULL, 0x00},
};
static const struct regval imx347_hdr_2x_10bit_2688x1520_regs[] = {
{0x300C, 0x5B},
{0x300D, 0x40},
{0x3018, 0x00},
{0x302C, 0x24},
{0x302E, 0x98},
{0x302F, 0x0A},
{0x3030, 0xbc},
{0x3031, 0x07},
{0x3032, 0x00},
{0x3034, 0xEE},
{0x3035, 0x02},
{0x3048, 0x01},
{0x3049, 0x01},
{0x304A, 0x04},
{0x304B, 0x04},
{0x304C, 0x13},
{0x3050, 0x00},
{0x3056, 0x00},
{0x3057, 0x06},
{0x3058, 0x4A},
{0x3059, 0x01},
{0x3068, 0xD1},
{0x3069, 0x00},
{0x30BE, 0x5E},
{0x30C6, 0x06},
{0x30CE, 0x04},
{0x30D8, 0x44},
{0x30D9, 0x06},
{0x3110, 0x02},
{0x314C, 0x80},
{0x315A, 0x02},
{0x3168, 0x68},
{0x316A, 0x7E},
{0x319D, 0x00},
{0x319E, 0x01},
{0x31A1, 0x00},
{0x31D7, 0x01},
{0x3200, 0x10},/* Each frame gain adjustment EN in hdr mode */
{0x3202, 0x02},
{0x3288, 0x22},
{0x328A, 0x02},
{0x328C, 0xA2},
{0x328E, 0x22},
{0x3415, 0x27},
{0x3418, 0x27},
{0x3428, 0xFE},
{0x349E, 0x6A},
{0x34A2, 0x9A},
{0x34A4, 0x8A},
{0x34A6, 0x8E},
{0x34AA, 0xD8},
{0x3648, 0x01},
{0x3678, 0x01},
{0x367C, 0x69},
{0x367E, 0x69},
{0x3680, 0x69},
{0x3682, 0x69},
{0x371D, 0x05},
{0x375D, 0x11},
{0x375E, 0x43},
{0x375F, 0x76},
{0x3760, 0x07},
{0x3768, 0x1B},
{0x3769, 0x1B},
{0x376A, 0x1A},
{0x376B, 0x19},
{0x376C, 0x17},
{0x376D, 0x0F},
{0x376E, 0x0B},
{0x376F, 0x0B},
{0x3770, 0x0B},
{0x3776, 0x89},
{0x3777, 0x00},
{0x3778, 0xCA},
{0x3779, 0x00},
{0x377A, 0x45},
{0x377B, 0x01},
{0x377C, 0x56},
{0x377D, 0x02},
{0x377E, 0xFE},
{0x377F, 0x03},
{0x3780, 0xFE},
{0x3781, 0x05},
{0x3782, 0xFE},
{0x3783, 0x06},
{0x3784, 0x7F},
{0x3788, 0x1F},
{0x378A, 0xCA},
{0x378B, 0x00},
{0x378C, 0x45},
{0x378D, 0x01},
{0x378E, 0x56},
{0x378F, 0x02},
{0x3790, 0xFE},
{0x3791, 0x03},
{0x3792, 0xFE},
{0x3793, 0x05},
{0x3794, 0xFE},
{0x3795, 0x06},
{0x3796, 0x7F},
{0x3798, 0xBF},
{0x3A01, 0x03},
{0x3A18, 0x8F},
{0x3A1A, 0x4F},
{0x3A1C, 0x47},
{0x3A1E, 0x37},
{0x3A1F, 0x01},
{0x3A20, 0x4F},
{0x3A22, 0x87},
{0x3A24, 0x4F},
{0x3A26, 0x7f},
{0x3A28, 0x3f},
{REG_NULL, 0x00},
};
static const struct regval imx347_linear_12bit_2688x1520_regs[] = {
{0x300C, 0x3B},
{0x300D, 0x2A},
{0x3018, 0x04},
{0x302C, 0x30},
{0x302E, 0x80},
{0x302F, 0x0A},
{0x3030, 0x6B},
{0x3031, 0x0A},
{0x3032, 0x00},
{0x3034, 0xee},
{0x3035, 0x02},
{0x3048, 0x00},
{0x3049, 0x00},
{0x304A, 0x03},
{0x304B, 0x02},
{0x304C, 0x14},
{0x3050, 0x01},
{0x3056, 0x02},
{0x3057, 0x06},
{0x3058, 0x03},
{0x3059, 0x00},
{0x3068, 0xc9},
{0x3069, 0x00},
{0x30BE, 0x5E},
{0x30C6, 0x00},
{0x30CE, 0x00},
{0x30D8, 0x4F},
{0x30D9, 0x64},
{0x3110, 0x02},
{0x314C, 0xF0},
{0x315A, 0x06},
{0x3168, 0x82},
{0x316A, 0x7E},
{0x319D, 0x01},
{0x319E, 0x02},
{0x31A1, 0x00},
{0x31D7, 0x00},
{0x3200, 0x11},/* Each frame gain adjustment disabed in linear mode */
{0x3202, 0x02},
{0x3288, 0x22},
{0x328A, 0x02},
{0x328C, 0xA2},
{0x328E, 0x22},
{0x3415, 0x27},
{0x3418, 0x27},
{0x3428, 0xFE},
{0x349E, 0x6A},
{0x34A2, 0x9A},
{0x34A4, 0x8A},
{0x34A6, 0x8E},
{0x34AA, 0xD8},
{0x3648, 0x01},
{0x3678, 0x01},
{0x367C, 0x69},
{0x367E, 0x69},
{0x3680, 0x69},
{0x3682, 0x69},
{0x371D, 0x05},
{0x375D, 0x11},
{0x375E, 0x43},
{0x375F, 0x76},
{0x3760, 0x07},
{0x3768, 0x1B},
{0x3769, 0x1B},
{0x376A, 0x1A},
{0x376B, 0x19},
{0x376C, 0x17},
{0x376D, 0x0F},
{0x376E, 0x0B},
{0x376F, 0x0B},
{0x3770, 0x0B},
{0x3776, 0x89},
{0x3777, 0x00},
{0x3778, 0xCA},
{0x3779, 0x00},
{0x377A, 0x45},
{0x377B, 0x01},
{0x377C, 0x56},
{0x377D, 0x02},
{0x377E, 0xFE},
{0x377F, 0x03},
{0x3780, 0xFE},
{0x3781, 0x05},
{0x3782, 0xFE},
{0x3783, 0x06},
{0x3784, 0x7F},
{0x3788, 0x1F},
{0x378A, 0xCA},
{0x378B, 0x00},
{0x378C, 0x45},
{0x378D, 0x01},
{0x378E, 0x56},
{0x378F, 0x02},
{0x3790, 0xFE},
{0x3791, 0x03},
{0x3792, 0xFE},
{0x3793, 0x05},
{0x3794, 0xFE},
{0x3795, 0x06},
{0x3796, 0x7F},
{0x3798, 0xBF},
{0x3A01, 0x03},
{0x3A18, 0x6F},
{0x3A1A, 0x2F},
{0x3A1C, 0x2F},
{0x3A1E, 0xBF},
{0x3A1F, 0x00},
{0x3A20, 0x2F},
{0x3A22, 0x57},
{0x3A24, 0x2F},
{0x3A26, 0x4F},
{0x3A28, 0x27},
{REG_NULL, 0x00},
};
static const struct regval imx347_hdr_2x_12bit_2688x1520_regs[] = {
{0x300C, 0x3B},
{0x300D, 0x2A},
{0x3018, 0x04},
{0x302C, 0x30},
{0x302E, 0x80},
{0x302F, 0x0A},
{0x3030, 0x40},
{0x3031, 0x06},
{0x3032, 0x00},
{0x3034, 0xee},
{0x3035, 0x02},
{0x3048, 0x01},
{0x3049, 0x01},
{0x304A, 0x04},
{0x304B, 0x04},
{0x304C, 0x13},
{0x3050, 0x01},
{0x3056, 0x02},
{0x3057, 0x06},
{0x3058, 0x20},
{0x3059, 0x03},
{0x3068, 0xD9},
{0x3069, 0x02},
{0x30BE, 0x5E},
{0x30C6, 0x00},
{0x30CE, 0x00},
{0x30D8, 0x4F},
{0x30D9, 0x64},
{0x3110, 0x02},
{0x314C, 0xF0},
{0x315A, 0x06},
{0x3168, 0x82},
{0x316A, 0x7E},
{0x319D, 0x01},
{0x319E, 0x02},
{0x31A1, 0x00},
{0x31D7, 0x01},
{0x3200, 0x10},/* Each frame gain adjustment EN in hdr mode */
{0x3202, 0x02},
{0x3288, 0x22},
{0x328A, 0x02},
{0x328C, 0xA2},
{0x328E, 0x22},
{0x3415, 0x27},
{0x3418, 0x27},
{0x3428, 0xFE},
{0x349E, 0x6A},
{0x34A2, 0x9A},
{0x34A4, 0x8A},
{0x34A6, 0x8E},
{0x34AA, 0xD8},
{0x3648, 0x01},
{0x3678, 0x01},
{0x367C, 0x69},
{0x367E, 0x69},
{0x3680, 0x69},
{0x3682, 0x69},
{0x371D, 0x05},
{0x375D, 0x11},
{0x375E, 0x43},
{0x375F, 0x76},
{0x3760, 0x07},
{0x3768, 0x1B},
{0x3769, 0x1B},
{0x376A, 0x1A},
{0x376B, 0x19},
{0x376C, 0x17},
{0x376D, 0x0F},
{0x376E, 0x0B},
{0x376F, 0x0B},
{0x3770, 0x0B},
{0x3776, 0x89},
{0x3777, 0x00},
{0x3778, 0xCA},
{0x3779, 0x00},
{0x377A, 0x45},
{0x377B, 0x01},
{0x377C, 0x56},
{0x377D, 0x02},
{0x377E, 0xFE},
{0x377F, 0x03},
{0x3780, 0xFE},
{0x3781, 0x05},
{0x3782, 0xFE},
{0x3783, 0x06},
{0x3784, 0x7F},
{0x3788, 0x1F},
{0x378A, 0xCA},
{0x378B, 0x00},
{0x378C, 0x45},
{0x378D, 0x01},
{0x378E, 0x56},
{0x378F, 0x02},
{0x3790, 0xFE},
{0x3791, 0x03},
{0x3792, 0xFE},
{0x3793, 0x05},
{0x3794, 0xFE},
{0x3795, 0x06},
{0x3796, 0x7F},
{0x3798, 0xBF},
{0x3A01, 0x03},
{0x3A18, 0x6F},
{0x3A1A, 0x2F},
{0x3A1C, 0x2F},
{0x3A1E, 0xBF},
{0x3A1F, 0x00},
{0x3A20, 0x2F},
{0x3A22, 0x57},
{0x3A24, 0x2F},
{0x3A26, 0x4F},
{0x3A28, 0x27},
{REG_NULL, 0x00},
};
/*
* The width and height must be configured to be
* the same as the current output resolution of the sensor.
* The input width of the isp needs to be 16 aligned.
* The input height of the isp needs to be 8 aligned.
* If the width or height does not meet the alignment rules,
* you can configure the cropping parameters with the following function to
* crop out the appropriate resolution.
* struct v4l2_subdev_pad_ops {
* .get_selection
* }
*/
static const struct imx347_mode supported_modes[] = {
{
.bus_fmt = MEDIA_BUS_FMT_SRGGB10_1X10,
.width = 2712,
.height = 1536,
.max_fps = {
.numerator = 10000,
.denominator = 250000,
},
.exp_def = 0x0240,
.hts_def = 0x05dc * 2,
.vts_def = 0x07bc,
.reg_list = imx347_linear_10bit_2688x1520_regs,
.hdr_mode = NO_HDR,
.vc[PAD0] = 0,
.bpp = 10,
},
{
.bus_fmt = MEDIA_BUS_FMT_SRGGB10_1X10,
.width = 2712,
.height = 1536,
.max_fps = {
.numerator = 10000,
.denominator = 250000,
},
.exp_def = 0x0240,
.hts_def = 0x02ee * 4,
.vts_def = 0x07bc * 2,
.reg_list = imx347_hdr_2x_10bit_2688x1520_regs,
.hdr_mode = HDR_X2,
.vc[PAD0] = 1,
.vc[PAD1] = 0,//L->csi wr0
.vc[PAD2] = 1,
.vc[PAD3] = 1,//M->csi wr2
.bpp = 10,
},
{
.bus_fmt = MEDIA_BUS_FMT_SRGGB12_1X12,
.width = 2688,
.height = 1538,
.max_fps = {
.numerator = 10000,
.denominator = 299960,
},
.exp_def = 0x0240,
.hts_def = 0x02EE * 4,
.vts_def = 0x0A6B,
.reg_list = imx347_linear_12bit_2688x1520_regs,
.hdr_mode = NO_HDR,
.vc[PAD0] = 0,
.bpp = 12,
},
{
.bus_fmt = MEDIA_BUS_FMT_SRGGB12_1X12,
.width = 2688,
.height = 1538,
.max_fps = {
.numerator = 10000,
.denominator = 250000,
},
.exp_def = 0x0240,
.hts_def = 0x02ee * 4,
.vts_def = 0x0640 * 2,
.reg_list = imx347_hdr_2x_12bit_2688x1520_regs,
.hdr_mode = HDR_X2,
.vc[PAD0] = 1,
.vc[PAD1] = 0,//L->csi wr0
.vc[PAD2] = 1,
.vc[PAD3] = 1,//M->csi wr2
.bpp = 12,
},
};
static const s64 link_freq_menu_items[] = {
MIPI_FREQ_360M,
MIPI_FREQ_594M,
};
/* Write registers up to 4 at a time */
static int imx347_write_reg(struct i2c_client *client, u16 reg,
u32 len, u32 val)
{
u32 buf_i, val_i;
u8 buf[6];
u8 *val_p;
__be32 val_be;
if (len > 4)
return -EINVAL;
buf[0] = reg >> 8;
buf[1] = reg & 0xff;
val_be = cpu_to_be32(val);
val_p = (u8 *)&val_be;
buf_i = 2;
val_i = 4 - len;
while (val_i < 4)
buf[buf_i++] = val_p[val_i++];
if (i2c_master_send(client, buf, len + 2) != len + 2)
return -EIO;
return 0;
}
static int imx347_write_array(struct i2c_client *client,
const struct regval *regs)
{
u32 i;
int ret = 0;
for (i = 0; ret == 0 && regs[i].addr != REG_NULL; i++) {
ret = imx347_write_reg(client, regs[i].addr,
IMX347_REG_VALUE_08BIT, regs[i].val);
}
return ret;
}
/* Read registers up to 4 at a time */
static int imx347_read_reg(struct i2c_client *client, u16 reg, unsigned int len,
u32 *val)
{
struct i2c_msg msgs[2];
u8 *data_be_p;
__be32 data_be = 0;
__be16 reg_addr_be = cpu_to_be16(reg);
int ret;
if (len > 4 || !len)
return -EINVAL;
data_be_p = (u8 *)&data_be;
/* Write register address */
msgs[0].addr = client->addr;
msgs[0].flags = 0;
msgs[0].len = 2;
msgs[0].buf = (u8 *)&reg_addr_be;
/* Read data from register */
msgs[1].addr = client->addr;
msgs[1].flags = I2C_M_RD;
msgs[1].len = len;
msgs[1].buf = &data_be_p[4 - len];
ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
if (ret != ARRAY_SIZE(msgs))
return -EIO;
*val = be32_to_cpu(data_be);
return 0;
}
static int imx347_get_reso_dist(const struct imx347_mode *mode,
struct v4l2_mbus_framefmt *framefmt)
{
return abs(mode->width - framefmt->width) +
abs(mode->height - framefmt->height);
}
static const struct imx347_mode *
imx347_find_best_fit(struct imx347 *imx347, struct v4l2_subdev_format *fmt)
{
struct v4l2_mbus_framefmt *framefmt = &fmt->format;
int dist;
int cur_best_fit = 0;
int cur_best_fit_dist = -1;
unsigned int i;
for (i = 0; i < imx347->cfg_num; i++) {
dist = imx347_get_reso_dist(&supported_modes[i], framefmt);
if ((cur_best_fit_dist == -1 || dist <= cur_best_fit_dist) &&
supported_modes[i].bus_fmt == framefmt->code) {
cur_best_fit_dist = dist;
cur_best_fit = i;
}
}
return &supported_modes[cur_best_fit];
}
static int imx347_set_fmt(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_format *fmt)
{
struct imx347 *imx347 = to_imx347(sd);
const struct imx347_mode *mode;
s64 h_blank, vblank_def;
struct device *dev = &imx347->client->dev;
int ret = 0;
mutex_lock(&imx347->mutex);
mode = imx347_find_best_fit(imx347, fmt);
fmt->format.code = mode->bus_fmt;
fmt->format.width = mode->width;
fmt->format.height = mode->height;
fmt->format.field = V4L2_FIELD_NONE;
if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
*v4l2_subdev_get_try_format(sd, sd_state, fmt->pad) = fmt->format;
#else
mutex_unlock(&imx347->mutex);
return -ENOTTY;
#endif
} else {
imx347->cur_mode = mode;
h_blank = mode->hts_def - mode->width;
__v4l2_ctrl_modify_range(imx347->hblank, h_blank,
h_blank, 1, h_blank);
vblank_def = mode->vts_def - mode->height;
__v4l2_ctrl_modify_range(imx347->vblank, vblank_def,
IMX347_VTS_MAX - mode->height,
1, vblank_def);
imx347->cur_vts = imx347->cur_mode->vts_def;
if (mode->bus_fmt == MEDIA_BUS_FMT_SRGGB10_1X10) {
if (mode->hdr_mode == NO_HDR)
imx347->cur_pixel_rate = IMX347_10BIT_LINEAR_PIXEL_RATE;
else if (mode->hdr_mode == HDR_X2)
imx347->cur_pixel_rate = IMX347_10BIT_HDR2_PIXEL_RATE;
imx347->cur_link_freq = 1;
clk_disable_unprepare(imx347->xvclk);
ret = clk_set_rate(imx347->xvclk, IMX347_XVCLK_FREQ_37M);
if (ret < 0)
dev_err(dev, "Failed to set xvclk rate\n");
if (clk_get_rate(imx347->xvclk) != IMX347_XVCLK_FREQ_37M)
dev_err(dev, "xvclk mismatched\n");
ret = clk_prepare_enable(imx347->xvclk);
if (ret < 0)
dev_err(dev, "Failed to enable xvclk\n");
} else {
imx347->cur_pixel_rate = IMX347_12BIT_PIXEL_RATE;
imx347->cur_link_freq = 0;
clk_disable_unprepare(imx347->xvclk);
ret = clk_set_rate(imx347->xvclk, IMX347_XVCLK_FREQ_24M);
if (ret < 0)
dev_err(dev, "Failed to set xvclk rate\n");
if (clk_get_rate(imx347->xvclk) != IMX347_XVCLK_FREQ_24M)
dev_err(dev, "xvclk mismatched\n");
ret = clk_prepare_enable(imx347->xvclk);
if (ret < 0)
dev_err(dev, "Failed to enable xvclk\n");
}
__v4l2_ctrl_s_ctrl_int64(imx347->pixel_rate,
imx347->cur_pixel_rate);
__v4l2_ctrl_s_ctrl(imx347->link_freq,
imx347->cur_link_freq);
}
mutex_unlock(&imx347->mutex);
return 0;
}
static int imx347_get_fmt(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_format *fmt)
{
struct imx347 *imx347 = to_imx347(sd);
const struct imx347_mode *mode = imx347->cur_mode;
mutex_lock(&imx347->mutex);
if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
fmt->format = *v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
#else
mutex_unlock(&imx347->mutex);
return -ENOTTY;
#endif
} else {
fmt->format.width = mode->width;
fmt->format.height = mode->height;
fmt->format.code = mode->bus_fmt;
fmt->format.field = V4L2_FIELD_NONE;
if (fmt->pad < PAD_MAX && mode->hdr_mode != NO_HDR)
fmt->reserved[0] = mode->vc[fmt->pad];
else
fmt->reserved[0] = mode->vc[PAD0];
}
mutex_unlock(&imx347->mutex);
return 0;
}
static int imx347_enum_mbus_code(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_mbus_code_enum *code)
{
struct imx347 *imx347 = to_imx347(sd);
if (code->index != 0)
return -EINVAL;
code->code = imx347->cur_mode->bus_fmt;
return 0;
}
static int imx347_enum_frame_sizes(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_frame_size_enum *fse)
{
struct imx347 *imx347 = to_imx347(sd);
if (fse->index >= imx347->cfg_num)
return -EINVAL;
if (fse->code != supported_modes[fse->index].bus_fmt)
return -EINVAL;
fse->min_width = supported_modes[fse->index].width;
fse->max_width = supported_modes[fse->index].width;
fse->max_height = supported_modes[fse->index].height;
fse->min_height = supported_modes[fse->index].height;
return 0;
}
static int imx347_g_frame_interval(struct v4l2_subdev *sd,
struct v4l2_subdev_frame_interval *fi)
{
struct imx347 *imx347 = to_imx347(sd);
const struct imx347_mode *mode = imx347->cur_mode;
fi->interval = mode->max_fps;
return 0;
}
static int imx347_g_mbus_config(struct v4l2_subdev *sd, unsigned int pad_id,
struct v4l2_mbus_config *config)
{
struct imx347 *imx347 = to_imx347(sd);
const struct imx347_mode *mode = imx347->cur_mode;
if (mode->hdr_mode == NO_HDR) {
if (mode->bus_fmt == MEDIA_BUS_FMT_SRGGB10_1X10)
config->bus.mipi_csi2.num_data_lanes = IMX347_2LANES;
else
config->bus.mipi_csi2.num_data_lanes = IMX347_4LANES;
}
if (mode->hdr_mode == HDR_X2)
config->bus.mipi_csi2.num_data_lanes = IMX347_4LANES;
config->type = V4L2_MBUS_CSI2_DPHY;
return 0;
}
static void imx347_get_module_inf(struct imx347 *imx347,
struct rkmodule_inf *inf)
{
memset(inf, 0, sizeof(*inf));
strscpy(inf->base.sensor, IMX347_NAME, sizeof(inf->base.sensor));
strscpy(inf->base.module, imx347->module_name,
sizeof(inf->base.module));
strscpy(inf->base.lens, imx347->len_name, sizeof(inf->base.lens));
}
static int imx347_set_hdrae(struct imx347 *imx347,
struct preisp_hdrae_exp_s *ae)
{
struct i2c_client *client = imx347->client;
u32 l_exp_time, m_exp_time, s_exp_time;
u32 l_a_gain, m_a_gain, s_a_gain;
u32 gain_switch = 0;
u32 shr1 = 0;
u32 shr0 = 0;
u32 rhs1 = 0;
u32 rhs1_max = 0;
static int rhs1_old = 209;
int rhs1_change_limit;
int ret = 0;
u32 fsc = imx347->cur_vts;
u8 cg_mode = 0;
if (!imx347->has_init_exp && !imx347->streaming) {
imx347->init_hdrae_exp = *ae;
imx347->has_init_exp = true;
dev_dbg(&imx347->client->dev, "imx347 don't stream, record exp for hdr!\n");
return ret;
}
l_exp_time = ae->long_exp_reg;
m_exp_time = ae->middle_exp_reg;
s_exp_time = ae->short_exp_reg;
l_a_gain = ae->long_gain_reg;
m_a_gain = ae->middle_gain_reg;
s_a_gain = ae->short_gain_reg;
dev_dbg(&client->dev,
"rev exp req: L_exp: 0x%x, 0x%x, M_exp: 0x%x, 0x%x S_exp: 0x%x, 0x%x\n",
l_exp_time, m_exp_time, s_exp_time,
l_a_gain, m_a_gain, s_a_gain);
if (imx347->cur_mode->hdr_mode == HDR_X2) {
//2 stagger
l_a_gain = m_a_gain;
l_exp_time = m_exp_time;
cg_mode = ae->middle_cg_mode;
}
if (!g_isHCG && cg_mode == GAIN_MODE_HCG) {
gain_switch = 0x01 | 0x100;
g_isHCG = true;
} else if (g_isHCG && cg_mode == GAIN_MODE_LCG) {
gain_switch = 0x00 | 0x100;
g_isHCG = false;
}
ret = imx347_write_reg(client,
IMX347_GROUP_HOLD_REG,
IMX347_REG_VALUE_08BIT,
IMX347_GROUP_HOLD_START);
//gain effect n+1
ret |= imx347_write_reg(client,
IMX347_LF_GAIN_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_GAIN_H(l_a_gain));
ret |= imx347_write_reg(client,
IMX347_LF_GAIN_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_GAIN_L(l_a_gain));
ret |= imx347_write_reg(client,
IMX347_SF1_GAIN_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_GAIN_H(s_a_gain));
ret |= imx347_write_reg(client,
IMX347_SF1_GAIN_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_GAIN_L(s_a_gain));
if (gain_switch & 0x100)
ret |= imx347_write_reg(client,
IMX347_GAIN_SWITCH_REG,
IMX347_REG_VALUE_08BIT,
gain_switch & 0xff);
//long exposure and short exposure
shr0 = fsc - l_exp_time;
rhs1_max = (RHS1_MAX > (shr0 - 9)) ? (shr0 - 9) : RHS1_MAX;
rhs1 = SHR1_MIN + s_exp_time;
dev_dbg(&client->dev, "line(%d) rhs1 %d\n", __LINE__, rhs1);
if (rhs1 < 13)
rhs1 = 13;
else if (rhs1 > rhs1_max)
rhs1 = rhs1_max;
dev_dbg(&client->dev, "line(%d) rhs1 %d\n", __LINE__, rhs1);
//Dynamic adjustment rhs1 must meet the following conditions
rhs1_change_limit = rhs1_old + 2 * BRL - fsc + 2;
rhs1_change_limit = (rhs1_change_limit < 13) ? 13 : rhs1_change_limit;
if (rhs1 < rhs1_change_limit)
rhs1 = rhs1_change_limit;
dev_dbg(&client->dev,
"line(%d) rhs1 %d,short time %d rhs1_old %d test %d\n",
__LINE__, rhs1, s_exp_time, rhs1_old,
(rhs1_old + 2 * BRL - fsc + 2));
rhs1 = (rhs1 >> 2) * 4 + 1;
rhs1_old = rhs1;
if (rhs1 < s_exp_time) {
shr1 = 9;
s_exp_time = rhs1 - shr1;
} else {
shr1 = rhs1 - s_exp_time;
}
if (shr1 < 9)
shr1 = 9;
else if (shr1 > (rhs1 - 2))
shr1 = rhs1 - 2;
if (shr0 < (rhs1 + 9))
shr0 = rhs1 + 9;
else if (shr0 > (fsc - 2))
shr0 = fsc - 2;
dev_dbg(&client->dev,
"fsc=%d,RHS1_MAX=%d,SHR1_MIN=%d,rhs1_max=%d\n",
fsc, RHS1_MAX, SHR1_MIN, rhs1_max);
dev_dbg(&client->dev,
"l_exp_time=%d,s_exp_time=%d,shr0=%d,shr1=%d,rhs1=%d,l_a_gain=%d,s_a_gain=%d\n",
l_exp_time, s_exp_time, shr0, shr1, rhs1, l_a_gain, s_a_gain);
//time effect n+2
ret |= imx347_write_reg(client,
IMX347_RHS1_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_RHS1_L(rhs1));
ret |= imx347_write_reg(client,
IMX347_RHS1_REG_M,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_RHS1_M(rhs1));
ret |= imx347_write_reg(client,
IMX347_RHS1_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_RHS1_H(rhs1));
ret |= imx347_write_reg(client,
IMX347_SF1_EXPO_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_L(shr1));
ret |= imx347_write_reg(client,
IMX347_SF1_EXPO_REG_M,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_M(shr1));
ret |= imx347_write_reg(client,
IMX347_SF1_EXPO_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_H(shr1));
ret |= imx347_write_reg(client,
IMX347_LF_EXPO_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_L(shr0));
ret |= imx347_write_reg(client,
IMX347_LF_EXPO_REG_M,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_M(shr0));
ret |= imx347_write_reg(client,
IMX347_LF_EXPO_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_H(shr0));
ret |= imx347_write_reg(client,
IMX347_GROUP_HOLD_REG,
IMX347_REG_VALUE_08BIT,
IMX347_GROUP_HOLD_END);
return ret;
}
static int imx347_set_conversion_gain(struct imx347 *imx347, u32 *cg)
{
int ret = 0;
struct i2c_client *client = imx347->client;
int cur_cg = *cg;
u32 gain_switch = 0;
if (g_isHCG && cur_cg == GAIN_MODE_LCG) {
gain_switch = 0x00 | 0x100;
g_isHCG = false;
} else if (!g_isHCG && cur_cg == GAIN_MODE_HCG) {
gain_switch = 0x01 | 0x100;
g_isHCG = true;
}
ret = imx347_write_reg(client,
IMX347_GROUP_HOLD_REG,
IMX347_REG_VALUE_08BIT,
IMX347_GROUP_HOLD_START);
if (gain_switch & 0x100)
ret |= imx347_write_reg(client,
IMX347_GAIN_SWITCH_REG,
IMX347_REG_VALUE_08BIT,
gain_switch & 0xff);
ret |= imx347_write_reg(client,
IMX347_GROUP_HOLD_REG,
IMX347_REG_VALUE_08BIT,
IMX347_GROUP_HOLD_END);
return ret;
}
#ifdef USED_SYS_DEBUG
//ag: echo 0 > /sys/devices/platform/ff510000.i2c/i2c-1/1-0037/cam_s_cg
static ssize_t set_conversion_gain_status(struct device *dev,
struct device_attribute *attr,
const char *buf,
size_t count)
{
struct i2c_client *client = to_i2c_client(dev);
struct v4l2_subdev *sd = i2c_get_clientdata(client);
struct imx347 *imx347 = to_imx347(sd);
int status = 0;
int ret = 0;
ret = kstrtoint(buf, 0, &status);
if (!ret && status >= 0 && status < 2)
imx347_set_conversion_gain(imx347, &status);
else
dev_err(dev, "input 0 for LCG, 1 for HCG, cur %d\n", status);
return count;
}
static struct device_attribute attributes[] = {
__ATTR(cam_s_cg, S_IWUSR, NULL, set_conversion_gain_status),
};
static int add_sysfs_interfaces(struct device *dev)
{
int i;
for (i = 0; i < ARRAY_SIZE(attributes); i++)
if (device_create_file(dev, attributes + i))
goto undo;
return 0;
undo:
for (i--; i >= 0 ; i--)
device_remove_file(dev, attributes + i);
dev_err(dev, "%s: failed to create sysfs interface\n", __func__);
return -ENODEV;
}
#endif
static long imx347_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
{
struct imx347 *imx347 = to_imx347(sd);
struct rkmodule_hdr_cfg *hdr;
u32 i, h, w, stream;
long ret = 0;
switch (cmd) {
case PREISP_CMD_SET_HDRAE_EXP:
ret = imx347_set_hdrae(imx347, arg);
break;
case RKMODULE_GET_MODULE_INFO:
imx347_get_module_inf(imx347, (struct rkmodule_inf *)arg);
break;
case RKMODULE_GET_HDR_CFG:
hdr = (struct rkmodule_hdr_cfg *)arg;
hdr->esp.mode = HDR_NORMAL_VC;
hdr->hdr_mode = imx347->cur_mode->hdr_mode;
break;
case RKMODULE_SET_HDR_CFG:
hdr = (struct rkmodule_hdr_cfg *)arg;
w = imx347->cur_mode->width;
h = imx347->cur_mode->height;
for (i = 0; i < imx347->cfg_num; i++) {
if (w == supported_modes[i].width &&
h == supported_modes[i].height &&
supported_modes[i].hdr_mode == hdr->hdr_mode) {
imx347->cur_mode = &supported_modes[i];
break;
}
}
if (i == imx347->cfg_num) {
dev_err(&imx347->client->dev,
"not find hdr mode:%d %dx%d config\n",
hdr->hdr_mode, w, h);
ret = -EINVAL;
} else {
w = imx347->cur_mode->hts_def - imx347->cur_mode->width;
h = imx347->cur_mode->vts_def - imx347->cur_mode->height;
__v4l2_ctrl_modify_range(imx347->hblank, w, w, 1, w);
__v4l2_ctrl_modify_range(imx347->vblank, h,
IMX347_VTS_MAX - imx347->cur_mode->height,
1, h);
imx347->cur_vts = imx347->cur_mode->vts_def;
if (imx347->cur_mode->bus_fmt == MEDIA_BUS_FMT_SRGGB10_1X10) {
if (imx347->cur_mode->hdr_mode == NO_HDR)
imx347->cur_pixel_rate = IMX347_10BIT_LINEAR_PIXEL_RATE;
else if (imx347->cur_mode->hdr_mode == HDR_X2)
imx347->cur_pixel_rate = IMX347_10BIT_HDR2_PIXEL_RATE;
__v4l2_ctrl_s_ctrl_int64(imx347->pixel_rate,
imx347->cur_pixel_rate);
}
}
break;
case RKMODULE_SET_CONVERSION_GAIN:
ret = imx347_set_conversion_gain(imx347, (u32 *)arg);
break;
case RKMODULE_SET_QUICK_STREAM:
stream = *((u32 *)arg);
if (stream)
ret = imx347_write_reg(imx347->client, IMX347_REG_CTRL_MODE,
IMX347_REG_VALUE_08BIT, IMX347_MODE_STREAMING);
else
ret = imx347_write_reg(imx347->client, IMX347_REG_CTRL_MODE,
IMX347_REG_VALUE_08BIT, IMX347_MODE_SW_STANDBY);
break;
default:
ret = -ENOIOCTLCMD;
break;
}
return ret;
}
#ifdef CONFIG_COMPAT
static long imx347_compat_ioctl32(struct v4l2_subdev *sd,
unsigned int cmd, unsigned long arg)
{
void __user *up = compat_ptr(arg);
struct rkmodule_inf *inf;
struct rkmodule_hdr_cfg *hdr;
struct preisp_hdrae_exp_s *hdrae;
long ret;
u32 cg = 0;
u32 stream;
switch (cmd) {
case RKMODULE_GET_MODULE_INFO:
inf = kzalloc(sizeof(*inf), GFP_KERNEL);
if (!inf) {
ret = -ENOMEM;
return ret;
}
ret = imx347_ioctl(sd, cmd, inf);
if (!ret) {
ret = copy_to_user(up, inf, sizeof(*inf));
if (ret)
ret = -EFAULT;
}
kfree(inf);
break;
case RKMODULE_GET_HDR_CFG:
hdr = kzalloc(sizeof(*hdr), GFP_KERNEL);
if (!hdr) {
ret = -ENOMEM;
return ret;
}
ret = imx347_ioctl(sd, cmd, hdr);
if (!ret) {
ret = copy_to_user(up, hdr, sizeof(*hdr));
if (ret)
ret = -EFAULT;
}
kfree(hdr);
break;
case RKMODULE_SET_HDR_CFG:
hdr = kzalloc(sizeof(*hdr), GFP_KERNEL);
if (!hdr) {
ret = -ENOMEM;
return ret;
}
if (copy_from_user(hdr, up, sizeof(*hdr))) {
kfree(hdr);
return -EFAULT;
}
ret = imx347_ioctl(sd, cmd, hdr);
kfree(hdr);
break;
case PREISP_CMD_SET_HDRAE_EXP:
hdrae = kzalloc(sizeof(*hdrae), GFP_KERNEL);
if (!hdrae) {
ret = -ENOMEM;
return ret;
}
if (copy_from_user(hdrae, up, sizeof(*hdrae))) {
kfree(hdrae);
return -EFAULT;
}
ret = imx347_ioctl(sd, cmd, hdrae);
kfree(hdrae);
break;
case RKMODULE_SET_CONVERSION_GAIN:
if (copy_from_user(&cg, up, sizeof(cg)))
return -EFAULT;
ret = imx347_ioctl(sd, cmd, &cg);
break;
case RKMODULE_SET_QUICK_STREAM:
if (copy_from_user(&stream, up, sizeof(u32)))
return -EFAULT;
ret = imx347_ioctl(sd, cmd, &stream);
break;
default:
ret = -ENOIOCTLCMD;
break;
}
return ret;
}
#endif
static int imx347_init_conversion_gain(struct imx347 *imx347)
{
int ret = 0;
struct i2c_client *client = imx347->client;
ret = imx347_write_reg(client, IMX347_GAIN_SWITCH_REG,
IMX347_REG_VALUE_08BIT, 0x00);
if (!ret)
g_isHCG = false;
return ret;
}
static int __imx347_start_stream(struct imx347 *imx347)
{
int ret;
ret = imx347_write_array(imx347->client, imx347->cur_mode->reg_list);
if (ret)
return ret;
ret = imx347_init_conversion_gain(imx347);
if (ret)
return ret;
/* In case these controls are set before streaming */
ret = __v4l2_ctrl_handler_setup(&imx347->ctrl_handler);
if (ret)
return ret;
if (imx347->has_init_exp && imx347->cur_mode->hdr_mode != NO_HDR) {
ret = imx347_ioctl(&imx347->subdev, PREISP_CMD_SET_HDRAE_EXP,
&imx347->init_hdrae_exp);
if (ret) {
dev_err(&imx347->client->dev,
"init exp fail in hdr mode\n");
return ret;
}
}
ret = imx347_write_reg(imx347->client, IMX347_REG_CTRL_MODE,
IMX347_REG_VALUE_08BIT, IMX347_MODE_STREAMING);
ret |= imx347_write_reg(imx347->client, IMX347_REG_MASTER_MODE,
IMX347_REG_VALUE_08BIT, IMX347_MASTER_MODE_START);
return ret;
}
static int __imx347_stop_stream(struct imx347 *imx347)
{
int ret = 0;
u32 value = 0;
imx347->has_init_exp = false;
ret = imx347_write_reg(imx347->client, IMX347_REG_CTRL_MODE,
IMX347_REG_VALUE_08BIT, IMX347_MODE_SW_STANDBY);
ret |= imx347_write_reg(imx347->client, IMX347_REG_MASTER_MODE,
IMX347_REG_VALUE_08BIT, IMX347_MASTER_MODE_STOP);
ret |= imx347_read_reg(imx347->client, IMX347_REG_RESTART_MODE,
IMX347_REG_VALUE_08BIT, &value);
dev_dbg(&imx347->client->dev, "reg 0x3004 = 0x%x\n", value);
if (value == 0x00) {
ret |= imx347_write_reg(imx347->client, IMX347_REG_RESTART_MODE,
IMX347_REG_VALUE_08BIT, IMX347_RESTART_MODE_START);
ret |= imx347_write_reg(imx347->client, IMX347_REG_RESTART_MODE,
IMX347_REG_VALUE_08BIT, IMX347_RESTART_MODE_STOP);
}
return ret;
}
static int imx347_s_stream(struct v4l2_subdev *sd, int on)
{
struct imx347 *imx347 = to_imx347(sd);
struct i2c_client *client = imx347->client;
int ret = 0;
dev_dbg(&imx347->client->dev, "s_stream: %d. %dx%d, hdr: %d, bpp: %d\n",
on, imx347->cur_mode->width, imx347->cur_mode->height,
imx347->cur_mode->hdr_mode, imx347->cur_mode->bpp);
mutex_lock(&imx347->mutex);
on = !!on;
if (on == imx347->streaming)
goto unlock_and_return;
if (on) {
ret = pm_runtime_get_sync(&client->dev);
if (ret < 0) {
pm_runtime_put_noidle(&client->dev);
goto unlock_and_return;
}
ret = __imx347_start_stream(imx347);
if (ret) {
v4l2_err(sd, "start stream failed while write regs\n");
pm_runtime_put(&client->dev);
goto unlock_and_return;
}
} else {
__imx347_stop_stream(imx347);
pm_runtime_put(&client->dev);
}
imx347->streaming = on;
unlock_and_return:
mutex_unlock(&imx347->mutex);
return ret;
}
static int imx347_s_power(struct v4l2_subdev *sd, int on)
{
struct imx347 *imx347 = to_imx347(sd);
struct i2c_client *client = imx347->client;
int ret = 0;
mutex_lock(&imx347->mutex);
/* If the power state is not modified - no work to do. */
if (imx347->power_on == !!on)
goto unlock_and_return;
if (on) {
ret = pm_runtime_get_sync(&client->dev);
if (ret < 0) {
pm_runtime_put_noidle(&client->dev);
goto unlock_and_return;
}
ret = imx347_write_array(imx347->client, imx347_global_regs);
if (ret) {
v4l2_err(sd, "could not set init registers\n");
pm_runtime_put_noidle(&client->dev);
goto unlock_and_return;
}
imx347->power_on = true;
} else {
pm_runtime_put(&client->dev);
imx347->power_on = false;
}
unlock_and_return:
mutex_unlock(&imx347->mutex);
return ret;
}
/* Calculate the delay in us by clock rate and clock cycles */
static inline u32 imx347_cal_delay(u32 cycles)
{
return DIV_ROUND_UP(cycles, IMX347_XVCLK_FREQ_37M / 1000 / 1000);
}
static int __imx347_power_on(struct imx347 *imx347)
{
int ret;
u32 delay_us;
struct device *dev = &imx347->client->dev;
unsigned long mclk = 0;
if (!IS_ERR_OR_NULL(imx347->pins_default)) {
ret = pinctrl_select_state(imx347->pinctrl,
imx347->pins_default);
if (ret < 0)
dev_err(dev, "could not set pins\n");
}
if (imx347->cur_mode->bus_fmt == MEDIA_BUS_FMT_SRGGB10_1X10)
mclk = IMX347_XVCLK_FREQ_37M;
else
mclk = IMX347_XVCLK_FREQ_24M;
ret = clk_set_rate(imx347->xvclk, mclk);
if (ret < 0)
dev_warn(dev, "Failed to set xvclk rate\n");
if (clk_get_rate(imx347->xvclk) != mclk)
dev_warn(dev, "xvclk mismatched\n");
ret = clk_prepare_enable(imx347->xvclk);
if (ret < 0) {
dev_err(dev, "Failed to enable xvclk\n");
return ret;
}
if (!IS_ERR(imx347->reset_gpio))
gpiod_set_value_cansleep(imx347->reset_gpio, 0);
ret = regulator_bulk_enable(IMX347_NUM_SUPPLIES, imx347->supplies);
if (ret < 0) {
dev_err(dev, "Failed to enable regulators\n");
goto disable_clk;
}
if (!IS_ERR(imx347->reset_gpio))
gpiod_set_value_cansleep(imx347->reset_gpio, 1);
usleep_range(500, 1000);
if (!IS_ERR(imx347->pwdn_gpio))
gpiod_set_value_cansleep(imx347->pwdn_gpio, 1);
/* 8192 cycles prior to first SCCB transaction */
delay_us = imx347_cal_delay(8192);
usleep_range(delay_us, delay_us * 2);
return 0;
disable_clk:
clk_disable_unprepare(imx347->xvclk);
return ret;
}
static void __imx347_power_off(struct imx347 *imx347)
{
int ret;
struct device *dev = &imx347->client->dev;
if (!IS_ERR(imx347->pwdn_gpio))
gpiod_set_value_cansleep(imx347->pwdn_gpio, 0);
clk_disable_unprepare(imx347->xvclk);
if (!IS_ERR(imx347->reset_gpio))
gpiod_set_value_cansleep(imx347->reset_gpio, 0);
if (!IS_ERR_OR_NULL(imx347->pins_sleep)) {
ret = pinctrl_select_state(imx347->pinctrl,
imx347->pins_sleep);
if (ret < 0)
dev_dbg(dev, "could not set pins\n");
}
regulator_bulk_disable(IMX347_NUM_SUPPLIES, imx347->supplies);
}
static int imx347_runtime_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct v4l2_subdev *sd = i2c_get_clientdata(client);
struct imx347 *imx347 = to_imx347(sd);
return __imx347_power_on(imx347);
}
static int imx347_runtime_suspend(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct v4l2_subdev *sd = i2c_get_clientdata(client);
struct imx347 *imx347 = to_imx347(sd);
__imx347_power_off(imx347);
return 0;
}
#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
static int imx347_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
{
struct imx347 *imx347 = to_imx347(sd);
struct v4l2_mbus_framefmt *try_fmt =
v4l2_subdev_get_try_format(sd, fh->state, 0);
const struct imx347_mode *def_mode = &supported_modes[0];
mutex_lock(&imx347->mutex);
/* Initialize try_fmt */
try_fmt->width = def_mode->width;
try_fmt->height = def_mode->height;
try_fmt->code = def_mode->bus_fmt;
try_fmt->field = V4L2_FIELD_NONE;
mutex_unlock(&imx347->mutex);
/* No crop or compose */
return 0;
}
#endif
static int imx347_enum_frame_interval(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_frame_interval_enum *fie)
{
struct imx347 *imx347 = to_imx347(sd);
if (fie->index >= imx347->cfg_num)
return -EINVAL;
fie->code = supported_modes[fie->index].bus_fmt;
fie->width = supported_modes[fie->index].width;
fie->height = supported_modes[fie->index].height;
fie->interval = supported_modes[fie->index].max_fps;
fie->reserved[0] = supported_modes[fie->index].hdr_mode;
return 0;
}
#define CROP_START(SRC, DST) (((SRC) - (DST)) / 2 / 4 * 4)
#define DST_WIDTH 2688
#define DST_HEIGHT 1520
/*
* The resolution of the driver configuration needs to be exactly
* the same as the current output resolution of the sensor,
* the input width of the isp needs to be 16 aligned,
* the input height of the isp needs to be 8 aligned.
* Can be cropped to standard resolution by this function,
* otherwise it will crop out strange resolution according
* to the alignment rules.
*/
static int imx347_get_selection(struct v4l2_subdev *sd,
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_selection *sel)
{
struct imx347 *imx347 = to_imx347(sd);
if (sel->target == V4L2_SEL_TGT_CROP_BOUNDS) {
sel->r.left = CROP_START(imx347->cur_mode->width, DST_WIDTH);
sel->r.width = DST_WIDTH;
sel->r.top = CROP_START(imx347->cur_mode->height, DST_HEIGHT);
sel->r.height = DST_HEIGHT;
return 0;
}
return -EINVAL;
}
static const struct dev_pm_ops imx347_pm_ops = {
SET_RUNTIME_PM_OPS(imx347_runtime_suspend,
imx347_runtime_resume, NULL)
};
#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
static const struct v4l2_subdev_internal_ops imx347_internal_ops = {
.open = imx347_open,
};
#endif
static const struct v4l2_subdev_core_ops imx347_core_ops = {
.s_power = imx347_s_power,
.ioctl = imx347_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl32 = imx347_compat_ioctl32,
#endif
};
static const struct v4l2_subdev_video_ops imx347_video_ops = {
.s_stream = imx347_s_stream,
.g_frame_interval = imx347_g_frame_interval,
};
static const struct v4l2_subdev_pad_ops imx347_pad_ops = {
.enum_mbus_code = imx347_enum_mbus_code,
.enum_frame_size = imx347_enum_frame_sizes,
.enum_frame_interval = imx347_enum_frame_interval,
.get_fmt = imx347_get_fmt,
.set_fmt = imx347_set_fmt,
.get_selection = imx347_get_selection,
.get_mbus_config = imx347_g_mbus_config,
};
static const struct v4l2_subdev_ops imx347_subdev_ops = {
.core = &imx347_core_ops,
.video = &imx347_video_ops,
.pad = &imx347_pad_ops,
};
static int imx347_set_ctrl(struct v4l2_ctrl *ctrl)
{
struct imx347 *imx347 = container_of(ctrl->handler,
struct imx347, ctrl_handler);
struct i2c_client *client = imx347->client;
const struct imx347_mode *mode = imx347->cur_mode;
s64 max;
u32 vts = 0;
int ret = 0;
u32 shr0 = 0;
u32 flip = 0;
/* Propagate change of current control to all related controls */
switch (ctrl->id) {
case V4L2_CID_VBLANK:
/* Update max exposure while meeting expected vblanking */
if (mode->hdr_mode == NO_HDR) {
max = imx347->cur_mode->height + ctrl->val - 3;
__v4l2_ctrl_modify_range(imx347->exposure,
imx347->exposure->minimum, max,
imx347->exposure->step,
imx347->exposure->default_value);
}
break;
}
if (!pm_runtime_get_if_in_use(&client->dev))
return 0;
switch (ctrl->id) {
case V4L2_CID_EXPOSURE:
if (mode->hdr_mode == NO_HDR) {
shr0 = imx347->cur_vts - ctrl->val;
ret = imx347_write_reg(imx347->client, IMX347_LF_EXPO_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_L(shr0));
ret |= imx347_write_reg(imx347->client, IMX347_LF_EXPO_REG_M,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_M(shr0));
ret |= imx347_write_reg(imx347->client, IMX347_LF_EXPO_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_EXP_H(shr0));
dev_dbg(&client->dev, "set exposure 0x%x\n",
ctrl->val);
}
break;
case V4L2_CID_ANALOGUE_GAIN:
if (mode->hdr_mode == NO_HDR) {
ret = imx347_write_reg(imx347->client, IMX347_LF_GAIN_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_GAIN_H(ctrl->val));
ret |= imx347_write_reg(imx347->client, IMX347_LF_GAIN_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_GAIN_L(ctrl->val));
dev_dbg(&client->dev, "set analog gain 0x%x\n",
ctrl->val);
}
break;
case V4L2_CID_VBLANK:
vts = ctrl->val + imx347->cur_mode->height;
imx347->cur_vts = vts;
if (imx347->cur_mode->hdr_mode == HDR_X2)
vts /= 2;
ret = imx347_write_reg(imx347->client, IMX347_VTS_REG_L,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_VTS_L(vts));
ret |= imx347_write_reg(imx347->client, IMX347_VTS_REG_M,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_VTS_M(vts));
ret |= imx347_write_reg(imx347->client, IMX347_VTS_REG_H,
IMX347_REG_VALUE_08BIT,
IMX347_FETCH_VTS_H(vts));
dev_dbg(&client->dev, "set vblank 0x%x\n",
ctrl->val);
break;
case V4L2_CID_HFLIP:
ret = imx347_write_reg(imx347->client, IMX347_HREVERSE_REG,
IMX347_REG_VALUE_08BIT, !!ctrl->val);
break;
case V4L2_CID_VFLIP:
flip = ctrl->val;
ret = imx347_write_reg(imx347->client, IMX347_VREVERSE_REG,
IMX347_REG_VALUE_08BIT, !!flip);
if (flip) {
ret |= imx347_write_reg(imx347->client, 0x3074,
IMX347_REG_VALUE_08BIT, 0x40);
ret |= imx347_write_reg(imx347->client, 0x3075,
IMX347_REG_VALUE_08BIT, 0x06);
ret |= imx347_write_reg(imx347->client, 0x3080,
IMX347_REG_VALUE_08BIT, 0xff);
ret |= imx347_write_reg(imx347->client, 0x30ad,
IMX347_REG_VALUE_08BIT, 0x7e);
ret |= imx347_write_reg(imx347->client, 0x30b6,
IMX347_REG_VALUE_08BIT, 0xff);
ret |= imx347_write_reg(imx347->client, 0x30b7,
IMX347_REG_VALUE_08BIT, 0x01);
ret |= imx347_write_reg(imx347->client, 0x30d8,
IMX347_REG_VALUE_08BIT, 0x45);
ret |= imx347_write_reg(imx347->client, 0x3114,
IMX347_REG_VALUE_08BIT, 0x01);
} else {
ret |= imx347_write_reg(imx347->client, 0x3074,
IMX347_REG_VALUE_08BIT, 0x3c);
ret |= imx347_write_reg(imx347->client, 0x3075,
IMX347_REG_VALUE_08BIT, 0x00);
ret |= imx347_write_reg(imx347->client, 0x3080,
IMX347_REG_VALUE_08BIT, 0x01);
ret |= imx347_write_reg(imx347->client, 0x30ad,
IMX347_REG_VALUE_08BIT, 0x02);
ret |= imx347_write_reg(imx347->client, 0x30b6,
IMX347_REG_VALUE_08BIT, 0x00);
ret |= imx347_write_reg(imx347->client, 0x30b7,
IMX347_REG_VALUE_08BIT, 0x00);
ret |= imx347_write_reg(imx347->client, 0x30d8,
IMX347_REG_VALUE_08BIT, 0x44);
ret |= imx347_write_reg(imx347->client, 0x3114,
IMX347_REG_VALUE_08BIT, 0x02);
}
break;
default:
dev_warn(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
__func__, ctrl->id, ctrl->val);
break;
}
pm_runtime_put(&client->dev);
return ret;
}
static const struct v4l2_ctrl_ops imx347_ctrl_ops = {
.s_ctrl = imx347_set_ctrl,
};
static int imx347_initialize_controls(struct imx347 *imx347)
{
const struct imx347_mode *mode;
struct v4l2_ctrl_handler *handler;
s64 exposure_max, vblank_def;
u32 h_blank;
int ret;
handler = &imx347->ctrl_handler;
mode = imx347->cur_mode;
ret = v4l2_ctrl_handler_init(handler, 8);
if (ret)
return ret;
handler->lock = &imx347->mutex;
imx347->link_freq = v4l2_ctrl_new_int_menu(handler,
NULL, V4L2_CID_LINK_FREQ,
1, 0, link_freq_menu_items);
if (imx347->cur_mode->bus_fmt == MEDIA_BUS_FMT_SRGGB10_1X10) {
imx347->cur_link_freq = 1;
if (imx347->cur_mode->hdr_mode == NO_HDR)
imx347->cur_pixel_rate =
IMX347_10BIT_LINEAR_PIXEL_RATE;
else if (imx347->cur_mode->hdr_mode == HDR_X2)
imx347->cur_pixel_rate =
IMX347_10BIT_HDR2_PIXEL_RATE;
} else {
imx347->cur_link_freq = 0;
imx347->cur_pixel_rate =
IMX347_12BIT_PIXEL_RATE;
}
__v4l2_ctrl_s_ctrl(imx347->link_freq,
imx347->cur_link_freq);
imx347->pixel_rate = v4l2_ctrl_new_std(handler, NULL,
V4L2_CID_PIXEL_RATE, 0, IMX347_10BIT_HDR2_PIXEL_RATE,
1, imx347->cur_pixel_rate);
h_blank = mode->hts_def - mode->width;
imx347->hblank = v4l2_ctrl_new_std(handler, NULL, V4L2_CID_HBLANK,
h_blank, h_blank, 1, h_blank);
if (imx347->hblank)
imx347->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY;
vblank_def = mode->vts_def - mode->height;
imx347->vblank = v4l2_ctrl_new_std(handler, &imx347_ctrl_ops,
V4L2_CID_VBLANK, vblank_def,
IMX347_VTS_MAX - mode->height,
1, vblank_def);
imx347->cur_vts = mode->vts_def;
exposure_max = mode->vts_def - 3;
imx347->exposure = v4l2_ctrl_new_std(handler, &imx347_ctrl_ops,
V4L2_CID_EXPOSURE, IMX347_EXPOSURE_MIN,
exposure_max, IMX347_EXPOSURE_STEP,
mode->exp_def);
imx347->anal_a_gain = v4l2_ctrl_new_std(handler, &imx347_ctrl_ops,
V4L2_CID_ANALOGUE_GAIN, IMX347_GAIN_MIN,
IMX347_GAIN_MAX, IMX347_GAIN_STEP,
IMX347_GAIN_DEFAULT);
v4l2_ctrl_new_std(handler, &imx347_ctrl_ops, V4L2_CID_HFLIP, 0, 1, 1, 0);
v4l2_ctrl_new_std(handler, &imx347_ctrl_ops, V4L2_CID_VFLIP, 0, 1, 1, 0);
if (handler->error) {
ret = handler->error;
dev_err(&imx347->client->dev,
"Failed to init controls(%d)\n", ret);
goto err_free_handler;
}
imx347->subdev.ctrl_handler = handler;
imx347->has_init_exp = false;
return 0;
err_free_handler:
v4l2_ctrl_handler_free(handler);
return ret;
}
static int imx347_check_sensor_id(struct imx347 *imx347,
struct i2c_client *client)
{
struct device *dev = &imx347->client->dev;
u32 id = 0;
int ret;
ret = imx347_read_reg(client, IMX347_REG_CHIP_ID,
IMX347_REG_VALUE_08BIT, &id);
if (id != CHIP_ID) {
dev_err(dev, "Unexpected sensor id(%06x), ret(%d)\n", id, ret);
return -ENODEV;
}
dev_info(dev, "Detected imx347 id %06x\n", CHIP_ID);
return 0;
}
static int imx347_configure_regulators(struct imx347 *imx347)
{
unsigned int i;
for (i = 0; i < IMX347_NUM_SUPPLIES; i++)
imx347->supplies[i].supply = imx347_supply_names[i];
return devm_regulator_bulk_get(&imx347->client->dev,
IMX347_NUM_SUPPLIES,
imx347->supplies);
}
static int imx347_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct device *dev = &client->dev;
struct device_node *node = dev->of_node;
struct imx347 *imx347;
struct v4l2_subdev *sd;
char facing[2];
int ret;
u32 i, hdr_mode = 0;
dev_info(dev, "driver version: %02x.%02x.%02x",
DRIVER_VERSION >> 16,
(DRIVER_VERSION & 0xff00) >> 8,
DRIVER_VERSION & 0x00ff);
imx347 = devm_kzalloc(dev, sizeof(*imx347), GFP_KERNEL);
if (!imx347)
return -ENOMEM;
ret = of_property_read_u32(node, RKMODULE_CAMERA_MODULE_INDEX,
&imx347->module_index);
ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_FACING,
&imx347->module_facing);
ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_NAME,
&imx347->module_name);
ret |= of_property_read_string(node, RKMODULE_CAMERA_LENS_NAME,
&imx347->len_name);
if (ret) {
dev_err(dev, "could not get module information!\n");
return -EINVAL;
}
ret = of_property_read_u32(node, OF_CAMERA_HDR_MODE,
&hdr_mode);
if (ret) {
hdr_mode = NO_HDR;
dev_warn(dev, " Get hdr mode failed! no hdr default\n");
}
imx347->client = client;
imx347->cfg_num = ARRAY_SIZE(supported_modes);
for (i = 0; i < imx347->cfg_num; i++) {
if (hdr_mode == supported_modes[i].hdr_mode) {
imx347->cur_mode = &supported_modes[i];
break;
}
}
imx347->xvclk = devm_clk_get(dev, "xvclk");
if (IS_ERR(imx347->xvclk)) {
dev_err(dev, "Failed to get xvclk\n");
return -EINVAL;
}
imx347->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(imx347->reset_gpio))
dev_warn(dev, "Failed to get reset-gpios\n");
imx347->pwdn_gpio = devm_gpiod_get(dev, "pwdn", GPIOD_OUT_LOW);
if (IS_ERR(imx347->pwdn_gpio))
dev_warn(dev, "Failed to get pwdn-gpios\n");
imx347->pinctrl = devm_pinctrl_get(dev);
if (!IS_ERR(imx347->pinctrl)) {
imx347->pins_default =
pinctrl_lookup_state(imx347->pinctrl,
OF_CAMERA_PINCTRL_STATE_DEFAULT);
if (IS_ERR(imx347->pins_default))
dev_err(dev, "could not get default pinstate\n");
imx347->pins_sleep =
pinctrl_lookup_state(imx347->pinctrl,
OF_CAMERA_PINCTRL_STATE_SLEEP);
if (IS_ERR(imx347->pins_sleep))
dev_err(dev, "could not get sleep pinstate\n");
} else {
dev_err(dev, "no pinctrl\n");
}
ret = imx347_configure_regulators(imx347);
if (ret) {
dev_err(dev, "Failed to get power regulators\n");
return ret;
}
mutex_init(&imx347->mutex);
sd = &imx347->subdev;
v4l2_i2c_subdev_init(sd, client, &imx347_subdev_ops);
ret = imx347_initialize_controls(imx347);
if (ret)
goto err_destroy_mutex;
ret = __imx347_power_on(imx347);
if (ret)
goto err_free_handler;
ret = imx347_check_sensor_id(imx347, client);
if (ret)
goto err_power_off;
#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
sd->internal_ops = &imx347_internal_ops;
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
V4L2_SUBDEV_FL_HAS_EVENTS;
#endif
#if defined(CONFIG_MEDIA_CONTROLLER)
imx347->pad.flags = MEDIA_PAD_FL_SOURCE;
sd->entity.function = MEDIA_ENT_F_CAM_SENSOR;
ret = media_entity_pads_init(&sd->entity, 1, &imx347->pad);
if (ret < 0)
goto err_power_off;
#endif
memset(facing, 0, sizeof(facing));
if (strcmp(imx347->module_facing, "back") == 0)
facing[0] = 'b';
else
facing[0] = 'f';
snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s %s",
imx347->module_index, facing,
IMX347_NAME, dev_name(sd->dev));
ret = v4l2_async_register_subdev_sensor(sd);
if (ret) {
dev_err(dev, "v4l2 async register subdev failed\n");
goto err_clean_entity;
}
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
pm_runtime_idle(dev);
g_isHCG = false;
#ifdef USED_SYS_DEBUG
add_sysfs_interfaces(dev);
#endif
return 0;
err_clean_entity:
#if defined(CONFIG_MEDIA_CONTROLLER)
media_entity_cleanup(&sd->entity);
#endif
err_power_off:
__imx347_power_off(imx347);
err_free_handler:
v4l2_ctrl_handler_free(&imx347->ctrl_handler);
err_destroy_mutex:
mutex_destroy(&imx347->mutex);
return ret;
}
static void imx347_remove(struct i2c_client *client)
{
struct v4l2_subdev *sd = i2c_get_clientdata(client);
struct imx347 *imx347 = to_imx347(sd);
v4l2_async_unregister_subdev(sd);
#if defined(CONFIG_MEDIA_CONTROLLER)
media_entity_cleanup(&sd->entity);
#endif
v4l2_ctrl_handler_free(&imx347->ctrl_handler);
mutex_destroy(&imx347->mutex);
pm_runtime_disable(&client->dev);
if (!pm_runtime_status_suspended(&client->dev))
__imx347_power_off(imx347);
pm_runtime_set_suspended(&client->dev);
}
#if IS_ENABLED(CONFIG_OF)
static const struct of_device_id imx347_of_match[] = {
{ .compatible = "sony,imx347" },
{},
};
MODULE_DEVICE_TABLE(of, imx347_of_match);
#endif
static const struct i2c_device_id imx347_match_id[] = {
{ "sony,imx347", 0 },
{ },
};
static struct i2c_driver imx347_i2c_driver = {
.driver = {
.name = IMX347_NAME,
.pm = &imx347_pm_ops,
.of_match_table = of_match_ptr(imx347_of_match),
},
.probe = &imx347_probe,
.remove = &imx347_remove,
.id_table = imx347_match_id,
};
static int __init sensor_mod_init(void)
{
return i2c_add_driver(&imx347_i2c_driver);
}
static void __exit sensor_mod_exit(void)
{
i2c_del_driver(&imx347_i2c_driver);
}
device_initcall_sync(sensor_mod_init);
module_exit(sensor_mod_exit);
MODULE_DESCRIPTION("Sony imx347 sensor driver");
MODULE_LICENSE("GPL v2");
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