1212 lines
30 KiB
C
Executable file
1212 lines
30 KiB
C
Executable file
/*
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* A V4L2 driver for t8et5 cameras.
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*
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*/
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/slab.h>
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#include <linux/i2c.h>
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#include <linux/delay.h>
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#include <linux/videodev2.h>
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#include <linux/clk.h>
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#include <media/v4l2-device.h>
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#include <media/v4l2-chip-ident.h>
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#include <media/v4l2-mediabus.h>
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#include <linux/io.h>
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#include "camera.h"
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#include "sensor_helper.h"
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MODULE_AUTHOR("raymonxiu");
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MODULE_DESCRIPTION("A low-level driver for t8et5 sensors");
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MODULE_LICENSE("GPL");
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//for internel driver debug
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#define DEV_DBG_EN 0
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#if(DEV_DBG_EN == 1)
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#define vfe_dev_dbg(x,arg...) printk("[t8et5]"x,##arg)
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#else
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#define vfe_dev_dbg(x,arg...)
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#endif
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#define vfe_dev_err(x,arg...) printk("[t8et5]"x,##arg)
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#define vfe_dev_print(x,arg...) printk("[t8et5]"x,##arg)
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#define LOG_ERR_RET(x) { \
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int ret; \
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ret = x; \
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if(ret < 0) {\
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vfe_dev_err("error at %s\n",__func__); \
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return ret; \
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} \
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}
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//define module timing
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#define MCLK (24*1000*1000)
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#define VREF_POL V4L2_MBUS_VSYNC_ACTIVE_HIGH
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#define HREF_POL V4L2_MBUS_HSYNC_ACTIVE_HIGH
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#define CLK_POL V4L2_MBUS_PCLK_SAMPLE_FALLING
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#define V4L2_IDENT_SENSOR 0x8e05
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/*
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* Our nominal (default) frame rate.
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*/
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#ifdef FPGA
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#define SENSOR_FRAME_RATE 15
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#else
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#define SENSOR_FRAME_RATE 30
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#endif
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/*
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* The t8et5 sits on i2c with ID 0x78
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*/
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#define I2C_ADDR (0x3c<<1)
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#define SENSOR_NAME "t8et5"
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static struct v4l2_subdev *glb_sd;
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static int t8et5_sensor_vts = 0;
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/*
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* Information we maintain about a known sensor.
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*/
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struct sensor_format_struct; /* coming later */
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struct cfg_array { /* coming later */
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struct regval_list * regs;
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int size;
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};
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static inline struct sensor_info *to_state(struct v4l2_subdev *sd)
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{
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return container_of(sd, struct sensor_info, sd);
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}
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/*
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* The default register settings
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*
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*/
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static struct regval_list sensor_default_regs[] = {
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{0x00,0x01},//MODE_SEL / VREVON / HREVON / SWRST / GRHOLD /(2)/(1)/OUT_FORMAT;
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{0xFE,0x20},//enable modified regs
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{0x01,0x02},//INTGTIM[15:8];
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{0x02,0x70},//INTGTIM[7:0];
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//{0x03,0x00},//(7)/(6)/(5)/(4)/ ANAGAIN[11:8];
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//{0x04,0x9A},//ANAGAIN[7:0];
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{0x05,0x01},//(7)/(6)/(5)/(4)/(3)/(2)/ MWBGAINGR[9:8];
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{0x06,0x00},//MWBGAINGR[7:0];
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{0x07,0x01},//(7)/(6)/(5)/(4)/(3)/(2)/ MWBGAINR[9:8];
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{0x08,0x00},//MWBGAINR[7:0];
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{0x09,0x01},//(7)/(6)/(5)/(4)/(3)/(2)/ MWBGAINB[9:8];
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{0x0A,0x00},//MWBGAINB[7:0];
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{0x0B,0x01},//(7)/(6)/(5)/(4)/(3)/(2)/ MWBGAINBR[9:8];
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{0x0C,0x00},//MWBGAINBR[7:0];
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{0x0D,0x40},//(7)/ PIXCKDIV[2:0] /(4)/ SYSCKDIV[2:0];
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{0x0E,0x01},//(7)/(6)/(5)/(4)/(3)/(2)/ PRECKDIV[1:0];
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{0x0F,0x00},//(7)/(6)/(5)/(4)/(3)/ OPSYSDIV[2:0];
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{0x10,0x00},//(7)/(6)/(5)/(4)/(3)/(2)/(1) PLLMULT[8];
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{0x11,0x42},//PLLMULT[7:0];
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{0x12,0x07},//TTLLINE[15:8];
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{0x13,0xDC},//TTLLINE[7:0];
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{0x14,0x0C},//(7)/(6)/ TTLDOT[13:8];
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{0x15,0xD0},//TTLDOT[7:0];
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{0x16,0x00},//--;
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{0x17,0x00},//--;
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{0x18,0x00},//--;
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{0x19,0x00},//--;
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{0x1A,0x00},//--;
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{0x1B,0x00},//--;
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{0x1C,0x00},//--;
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{0x1D,0x00},//--;
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{0x1E,0x0A},//(7)/(6)/(5)/(4)/ HOUTSIZ[11:8];
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{0x1F,0x30},//HOUTSIZ[7:0];
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{0x20,0x07},//(7)/(6)/(5)/(4)/(3)/ VOUTSIZ[10:8];
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{0x21,0xA8},//VOUTSIZ[7:0];
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{0x22,0x00},//HANABIN /(6)/(5)/(4)/(3)/ VMONI[2:0];
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{0x23,0x00},//(7)/(6)/(5)/(4)/(3)/(2)/ SCALMODE[1:0];
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{0x24,0x00},//MVALUE[7:0];
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{0x25,0x00},//--;
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{0x26,0x02},//TPAT_SEL[2:0]/(4)/(3)/(2)/ TPAT_R[9:8];
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{0x27,0xC0},//TPAT_R[7:0];
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{0x28,0x02},//(7)/(6)/(5)/(4)/(3)/(2)/ TPAT_GR[9:8];
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{0x29,0xC0},//TPAT_GR[7:0];
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{0x2A,0x02},//(7)/(6)/(5)/(4)/(3)/(2)/ TPAT_B[9:8];
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{0x2B,0xC0},//TPAT_B[7:0];
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{0x2C,0x02},//(7)/(6)/(5)/(4)/(3)/(2)/ TPAT_GB[9:8];
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{0x2D,0xC0},//TPAT_GB[7:0];
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{0x2E,0x00},//(7)/(6)/(5)/(4)/ CURHW[11:8];
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{0x2F,0x00},//CURHW[7:0];
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{0x30,0x00},//(7)/(6)/(5)/(4)/ CURHST[11:8];
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{0x31,0x00},//CURHST[7:0];
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{0x32,0x00},//(7)/(6)/(5)/(4)/(3)/ CORVW[10:8];
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{0x33,0x00},//CORVW[7:0];
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{0x34,0x00},//(7)/(6)/(5)/(4)/(3)/ CURVST[10:8];
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{0x35,0x00},//CURVST[7:0];
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{0x36,0x00},//(7)/(6)/(5)/(4)/ ANA_GA_MIN[11:8];
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{0x37,0x1A},//ANA_GA_MIN[7:0];
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{0x38,0x01},//(7)/(6)/(5)/(4)/ ANA_GA_MAX[11:8];
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{0x39,0x60},//ANA_GA_MAX[7:0];
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{0x3A,0x28},//VerNUM[7:5];
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{0x3B,0x00},//--;
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{0x3C,0x00},//--;
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{0x3D,0x00},//--;
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{0x3E,0x00},//--;
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{0x3F,0x00},//--;
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{0x40,0xCA},//--;
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{0x41,0x63},//--;
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{0x42,0x35},//--;
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{0x43,0x16},//--;
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{0x44,0x23},//--;
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{0x45,0x0A},//--;
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{0x46,0x20},//--;
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{0x47,0x0C},//--;
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{0x48,0x03},//--;
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{0x49,0x00},//--;
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{0x4A,0x00},//--;
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{0x4B,0x00},//--;
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{0x4C,0x00},//--;
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{0x4D,0x00},//--;
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{0x4E,0x00},//--;
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{0x4F,0x00},//--;
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{0x50,0x04},//--;
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{0x51,0x84},//--;
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{0x52,0x34},//--;
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{0x53,0x14},//--;
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{0x54,0x34},//--;
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{0x55,0x68},//--;
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{0x56,0x05},//--;
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{0x57,0x40},//--;
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{0x58,0x00},//--;
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{0x59,0x34},//--;
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{0x5A,0x66},//--;
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{0x5B,0x00},//--;
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{0x5C,0x00},//--;
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{0x5D,0x12},//--;
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{0x5E,0x46},//--;
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{0x5F,0x69},//--;
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{0x60,0x78},//--;
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{0x61,0x05},//--;
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{0x62,0x40},//--;
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{0x63,0xC2},//--;
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{0x64,0x82},//--;
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{0x65,0xAA},//--;
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{0x66,0x00},//--;
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{0x67,0x00},//--;
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{0x68,0x20},//--;
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{0x69,0x08},//--;
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{0x6a,0x40},
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{0x6B,0x20},//--;
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{0x6C,0xc4},//--;
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{0x6D,0x00},//--;
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{0x6E,0x00},//--;
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{0x6F,0x00},//--;
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{0x70,0x30},//--;
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{0x71,0x80},//--;
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{0x72,0x60},//--;
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{0x73,0xC8},//WBPCMODE/BBPCMOED/(5)/(4)/(3)/(2)/(1)/ABPCTH;
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{0x74,0x03},//BBPCLV[7:0];
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{0x75,0x03},//WBPCLV[7:0];
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{0x76,0x00},//--;
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{0x77,0x3A},//--;
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{0x78,0x00},//--;
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{0x79,0x00},//--;
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{0x7A,0x27},//--;
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{0x7B,0x00},//--;
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{0x7C,0x1F},//--;
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//{0x7D,0x8F},//LSSCON ///(4)/;
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{0x7D,0x0F},
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{0x7E,0x00},//LSHGA[3:0] / LSVGA[3:0];
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{0x7F,0x00},//LSHOFS[7:0] // H Center position;
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{0x80,0x00},//LSVOFS[7:0] // V Center position;
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{0x81,0x0A},//LSALGR[7:0]// Up Left GR ### 1st order ###;
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{0x82,0x0A},//LSALGB[7:0]// GB;
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{0x83,0x0A},//LSALR[7:0] // R;
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{0x84,0x0A},//LSALB[7:0] // B;
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{0x85,0x00},//LSARGR[7:0]// Up Right GR;
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{0x86,0x00},//LSARGB[7:0]// GB;
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{0x87,0x00},//LSARR[7:0] // R;
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{0x88,0x06},//LSARB[7:0] // B;
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{0x89,0x06},//LSAUGR[7:0]// Bottom Left GR;
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{0x8A,0x06},//LSAUGB[7:0]// GB;
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{0x8B,0x0A},//LSAUR[7:0] // R;
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{0x8C,0x0A},//LSAUB[7:0] // B;
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{0x8D,0x06},//LSADGR[7:0]// Bottom Right GR;
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{0x8E,0x06},//LSADGB[7:0]// GB;
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{0x8F,0x0A},//LSADR[7:0] // R;
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{0x90,0x0A},//LSADB[7:0] // B;
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{0x91,0x32},//LSBLGR[7:0]// Left GR ### 2st order ###;
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{0x92,0x32},//LSBLGB[7:0]// GB;
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{0x93,0x3A},//LSBLR[7:0] // R;
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{0x94,0x26},//LSBLB[7:0] // B;
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{0x95,0x31},//LSBRGR[7:0]// Right GR;
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{0x96,0x31},//LSBRGB[7:0]// GB;
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{0x97,0x3E},//LSBRR[7:0] // R;
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{0x98,0x2C},//LSBRB[7:0] // B;
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{0x99,0x29},//LSCUGR[7:0]// Left GR;
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{0x9A,0x29},//LSCUGB[7:0]// GB;
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{0x9B,0x2F},//LSCUR[7:0] // R;
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{0x9C,0x28},//LSCUB[7:0] // B;
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{0x9D,0x25},//LSCDGR[7:0]// Right GR;
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{0x9E,0x25},//LSCDGB[7:0]// GB;
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{0x9F,0x28},//LSCDR[7:0] // R;
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{0xA0,0x1F},//LSCDB[7:0] // B;
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{0xA1,0x00},//LSDLGR[7:0]// Left GR ### 4st order ###;
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{0xA2,0x00},//LSDLGB[7:0]// GB;
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{0xA3,0x00},//LSDLR[7:0] // R;
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{0xA4,0x00},//LSDLB[7:0] // B;
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{0xA5,0x00},//LSDRGR[7:0]// Right GR;
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{0xA6,0x00},//LSDRGB[7:0]// GB;
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{0xA7,0x00},//LSDRR[7:0] // R;
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{0xA8,0x00},//LSDRB[7:0] // B;
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{0xA9,0x00},//LSEUGR[7:0]// Left GR;
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{0xAA,0x00},//LSEUGB[7:0]// GB;
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{0xAB,0x2C},//LSEUR[7:0] // R;
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{0xAC,0x00},//LSEUB[7:0] // B;
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{0xAD,0x02},//LSEDGR[7:0]// Right GR;
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{0xAE,0x02},//LSEDGB[7:0]// GB;
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{0xAF,0x28},//LSEDR[7:0] // R;
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{0xB0,0x28},//LSEDB[7:0] // B;
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{0xB1,0x00},//--;
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{0xB2,0x00},//--;
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{0xB3,0x00},//--;
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{0xB4,0xFF},//--;
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{0xB5,0xFF},//--;
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{0xB6,0xCE},//--;
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{0xB7,0x19},//AGMAX;(AG*0x1A-15)/16//org 0xCE~=127X(0x67~=32X 0x19~=16X recommanded)
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//{0xB7,0x0c},
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//{0xB7,0x0c},
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{0xB8,0x1a},//--;0x01
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{0xB9,0x00},//--;
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{0xBA,0x00},//--;
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{0xBB,0x00},//--;
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{0xBC,0x00},//--;
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{0xBD,0x00},//--;
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{0xBE,0x00},//--;
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{0xBF,0x00},//--;
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{0xC0,0x80},//--;
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{0xC1,0x00},//--;
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{0xC2,0x44},//(7)/(6)/(5)/(4)/(3)/ MIPI1L /(1)/(0);
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{0xC3,0x04},//--;
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{0xC4,0x03},//(7)/(6)/(5)/(4)/(3)/(2)/ PARALLEL_OUT_SW[1:0];
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{0xC5,0x78},//--;
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{0xC6,0x95},//--;
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{0xC7,0x55},//--;
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{0xC8,0xD6},//--;
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{0xC9,0xA7},//--;
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{0xCA,0x04},//(7)/(6)/(5)/(4)/(3)/ PARALLEL_MODE /(1)/(0);
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{0xCB,0x00},//--;
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{0xCC,0x11},//FS_CODE[7:0];
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{0xCD,0x44},//FE_CODE[7:0];
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{0xCE,0x22},//LS_CODE[7:0];
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{0xCF,0x33},//LE_CODE[7:0];
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{0xD0,0x30},//--;
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{0xD1,0x00},//--;
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{0xD2,0x01},//--;
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{0xD3,0x00},//--;
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{0xD4,0x00},//--;
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{0xD5,0x00},//--;
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{0xD6,0x00},//--;
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{0xD7,0x10},//--;
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{0xD8,0xFF},//--;
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{0xD9,0x00},//--;
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{0xDA,0x10},//--;
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{0xDB,0xFF},//--;
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{0xDC,0x81},//--;
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{0xDD,0x00},//--;
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{0xDE,0x00},//--;
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{0xDF,0x00},//--;
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{0xE0,0x01},//--;
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{0xE1,0x00},//--;
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{0xE2,0x00},//--;
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{0xE3,0x40},//--;
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{0xE4,0x03},//--;
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{0xE5,0x81},//--;
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{0xE6,0x13},//--;
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{0xE7,0xC9},//--;
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{0xE8,0x12},//--;
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{0xE9,0x99},//--;
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//{0xEA,0x00},//--;
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//{0xEB,0x00},//--;
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//{0xEC,0x00},//--;
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//{0xED,0x00},//--;
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//{0xEE,0x00},//--;
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//{0xEF,0x00},//--;
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{0xF0,0x90},//--;
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{0xF1,0x00},//--;
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{0xF2,0x54},//--;
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{0xF3,0x00},//--;
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{0xF4,0x00},//--;
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{0xF5,0x00},//--;
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{0xF6,0x80},//--;
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{0xF7,0x80},//--;
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{0xF8,0x00},//--;
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{0xF9,0x00},//--;
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{0xFA,0x00},//--;
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{0xFB,0x00},//--;
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{0xFC,0x00},//--;
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{0xFD,0x00},//--;
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{0xFE,0x10},//--;ANR
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{0xFF,0x00},//--;
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{0x00,0x81},//MODE_SEL / VREVON / HREVON / SWRST / GRHOLD /(2)/(1)/OUT_FORMAT;
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{0xFE,0x20},//enable modified regs
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{0x73,0xc9},//WBPCMODE/BBPCMOED/(5)/(4)/(3)/(2)/(1)/ABPCTH;manual BPC
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{0x74,0x5c},//BBPCLV[7:0];//0x07
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{0x75,0x07},//WBPCLV[7:0];
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{0xF8,0x55},//--;WBPLV1[3:0]/WBPLV2[3:0]
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{0xF9,0x55},//--;WBPLV1[3:0]/WBPLV2[3:0]
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|
{0xFD,0x68},//--;AN_CNTLV[7:0]
|
|
{0xFF,0x80},//--;WHT_AG[7:0]
|
|
|
|
{0xEA,0x00},//--;
|
|
{0xEB,0x00},//--;
|
|
{0xEC,0xee},//--;
|
|
{0xED,0x00},//--;
|
|
{0xFE,0x20},
|
|
|
|
{0xEE,0x80},//--;
|
|
//{0xEF,0x28},//--;
|
|
{0xEF,0x28},
|
|
|
|
//{0xB4,0xFF},//--;
|
|
//{0xB5,0xFF},//--;
|
|
//{0xB6,0xCE},//--;
|
|
|
|
{0xFE,0x1A},//enable NR
|
|
{0xFf,0x80},
|
|
|
|
//{0x00,0x81},//MODE_SEL / VREVON / HREVON / SWRST / GRHOLD /(2)/(1)/OUT_FORMAT;
|
|
};
|
|
|
|
//for capture
|
|
static struct regval_list sensor_qsxga_regs[] = { //qsxga: 2592*1936@15fps 99MHz
|
|
{0x0D,0x40},//(7)/ PIXCKDIV[2:0] /(4)/ SYSCKDIV[2:0];
|
|
{0x0E,0x01},//(7)/(6)/(5)/(4)/(3)/(2)/ PRECKDIV[1:0];
|
|
{0x0F,0x00},//(7)/(6)/(5)/(4)/(3)/ OPSYSDIV[2:0];
|
|
{0x10,0x00},//(7)/(6)/(5)/(4)/(3)/(2)/(1) PLLMULT[8];
|
|
{0x11,0x42},//PLLMULT[7:0];
|
|
|
|
{0x12,0x07},//TTLLINE[15:8];
|
|
{0x13,0xD0},//TTLLINE[7:0];
|
|
{0x14,0x0C},//(7)/(6)/ TTLDOT[13:8];
|
|
{0x15,0xe4},//TTLDOT[7:0];
|
|
|
|
{0x1E,0x0A},//(7)/(6)/(5)/(4)/ HOUTSIZ[11:8];
|
|
{0x1F,0x30},//HOUTSIZ[7:0];
|
|
{0x20,0x07},//(7)/(6)/(5)/(4)/(3)/ VOUTSIZ[10:8];
|
|
{0x21,0xA8},//VOUTSIZ[7:0];
|
|
{0x22,0x00},//HANABIN /(6)/(5)/(4)/(3)/ VMONI[2:0];
|
|
{0x23,0x00},//(7)/(6)/(5)/(4)/(3)/(2)/ SCALMODE[1:0];
|
|
{0x24,0x00},//MVALUE[7:0];
|
|
|
|
};
|
|
|
|
static struct regval_list sensor_sxga_regs[] = { //SXGA: 1306*980@30fps //63MHz pclk
|
|
//63MHz H bining 1/2 v bining 1/2, resolution lost
|
|
{0x0D,0x40},//(7)/ PIXCKDIV[2:0] /(4)/ SYSCKDIV[2:0];
|
|
{0x0E,0x02},//(7)/(6)/(5)/(4)/(3)/(2)/ PRECKDIV[1:0];
|
|
{0x0F,0x00},//(7)/(6)/(5)/(4)/(3)/ OPSYSDIV[2:0];
|
|
{0x10,0x00},//(7)/(6)/(5)/(4)/(3)/(2)/(1) PLLMULT[8];
|
|
{0x11,0x54},//PLLMULT[7:0];
|
|
|
|
{0x12,0x03},//TTLLINE[15:8];
|
|
{0x13,0xe8},//TTLLINE[7:0];
|
|
{0x14,0x08},//(7)/(6)/ TTLDOT[13:8];
|
|
{0x15,0x34},//TTLDOT[7:0];
|
|
|
|
{0x1E,0x05},//(7)/(6)/(5)/(4)/ HOUTSIZ[11:8];
|
|
{0x1F,0x18},//HOUTSIZ[7:0];
|
|
{0x20,0x03},//(7)/(6)/(5)/(4)/(3)/ VOUTSIZ[10:8];
|
|
{0x21,0xD4},//VOUTSIZ[7:0];
|
|
{0x22,0x81},//HANABIN /(6)/(5)/(4)/(3)/ VMONI[2:0];
|
|
{0x23,0x02},//(7)/(6)/(5)/(4)/(3)/(2)/ SCALMODE[1:0];0x02
|
|
{0x24,0x10},//MVALUE[7:0];0x10
|
|
};
|
|
|
|
/*
|
|
* Here we'll try to encapsulate the changes for just the output
|
|
* video format.
|
|
*
|
|
*/
|
|
|
|
static struct regval_list sensor_fmt_raw[] = {
|
|
|
|
};
|
|
|
|
static int sensor_g_exp(struct v4l2_subdev *sd, __s32 *value)
|
|
{
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
*value = info->exp;
|
|
vfe_dev_dbg("sensor_get_exposure = %d\n", info->exp);
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_s_exp(struct v4l2_subdev *sd, unsigned int exp_val)
|
|
{
|
|
unsigned char explow,exphigh;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
vfe_dev_dbg("sensor_set_exposure = %d\n", exp_val);
|
|
if(exp_val>0xffffff)
|
|
exp_val=0xfffff0;
|
|
if(exp_val<16)
|
|
exp_val=16;
|
|
|
|
exp_val=(exp_val+8)>>4;//rounding to 1
|
|
|
|
vfe_dev_dbg("sensor_set_exposure real= %d\n", exp_val);
|
|
|
|
exphigh = (unsigned char) ( (0xff00&exp_val)>>8);
|
|
explow = (unsigned char) ( (0x00ff&exp_val) );
|
|
|
|
sensor_write(sd, 0x02, explow);
|
|
sensor_write(sd, 0x01, exphigh);
|
|
|
|
info->exp = exp_val;
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_g_gain(struct v4l2_subdev *sd, __s32 *value)
|
|
{
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
*value = info->gain;
|
|
vfe_dev_dbg("sensor_get_gain = %d\n", info->gain);
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_s_gain(struct v4l2_subdev *sd, int gain_val)
|
|
{
|
|
struct sensor_info *info = to_state(sd);
|
|
unsigned char gainlow=0;
|
|
unsigned char gainhigh=0;
|
|
unsigned int gain_tmp;
|
|
|
|
if(gain_val<16)
|
|
gain_val=16;
|
|
|
|
gain_tmp=((gain_val)*26)>>4;//round to 1/26 step
|
|
|
|
gainlow=(unsigned char)(gain_tmp&0xff);
|
|
gainhigh=(unsigned char)((gain_tmp>>8)&0xff);
|
|
|
|
sensor_write(sd, 0x04, gainlow);
|
|
sensor_write(sd, 0x03, gainhigh);
|
|
|
|
//printk("t8et5 sensor_set_gain = %d, Done!\n", gain_val);
|
|
info->gain = gain_val;
|
|
|
|
return 0;
|
|
}
|
|
static int sensor_s_exp_gain(struct v4l2_subdev *sd, struct sensor_exp_gain *exp_gain)
|
|
{
|
|
int exp_val, gain_val,shutter,frame_length = 0;
|
|
unsigned char explow=0,exphigh=0;
|
|
data_type rdval;
|
|
unsigned char gainlow=0,gainhigh=0,gain_tmp;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
//return -EINVAL;
|
|
exp_val = exp_gain->exp_val;
|
|
gain_val = exp_gain->gain_val;
|
|
|
|
exp_val=exp_val>>4;//rounding to 1
|
|
shutter = exp_val;
|
|
|
|
if(info->exp == exp_val && gain_val == info->gain)
|
|
return 0;
|
|
vfe_dev_dbg("sensor_set_exposure real= %d\n", exp_val);
|
|
|
|
exphigh = (unsigned char) ( (0xff00&exp_val)>>8);
|
|
explow = (unsigned char) ( (0x00ff&exp_val) );
|
|
|
|
gain_tmp=((gain_val)*26)>>4;//round to 1/26 step
|
|
|
|
gainlow=(unsigned char)(gain_tmp&0xff);
|
|
gainhigh=(unsigned char)((gain_tmp>>8)&0xff);
|
|
vfe_dev_dbg("t8et5_sensor_vts = %d, shutter = %d,%d\n",t8et5_sensor_vts,shutter,shutter > t8et5_sensor_vts);
|
|
|
|
if(shutter > t8et5_sensor_vts-4)
|
|
frame_length = shutter +4;
|
|
else
|
|
frame_length = t8et5_sensor_vts;
|
|
//set frame length;
|
|
sensor_write(sd, 0x13, (frame_length & 0xff));
|
|
sensor_write(sd, 0x12, (frame_length >> 8));
|
|
|
|
sensor_read(sd, 0x00, &rdval);
|
|
sensor_write(sd, 0x00, rdval | 0x08);
|
|
|
|
sensor_write(sd, 0x02, explow);
|
|
sensor_write(sd, 0x01, exphigh);
|
|
|
|
sensor_write(sd, 0x04, gainlow);
|
|
sensor_write(sd, 0x03, gainhigh);
|
|
sensor_write(sd, 0x00, rdval & (0xf7));
|
|
info->gain = gain_val;
|
|
info->exp = exp_val;
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int sensor_s_sw_stby(struct v4l2_subdev *sd, int on_off)
|
|
{
|
|
int ret;
|
|
data_type rdval;
|
|
|
|
ret=sensor_read(sd, 0x00, &rdval);
|
|
if(ret!=0)
|
|
return ret;
|
|
|
|
if(on_off==CSI_GPIO_LOW)//sw stby on
|
|
{
|
|
ret=sensor_write(sd, 0x00, rdval&0x7f);
|
|
}
|
|
else//sw stby off
|
|
{
|
|
ret=sensor_write(sd, 0x00, rdval|0x80);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Stuff that knows about the sensor.
|
|
*/
|
|
|
|
static int sensor_power(struct v4l2_subdev *sd, int on)
|
|
{
|
|
int ret;
|
|
|
|
ret = 0;
|
|
switch(on)
|
|
{
|
|
case CSI_SUBDEV_STBY_ON:
|
|
vfe_dev_dbg("CSI_SUBDEV_STBY_ON!\n");
|
|
ret = sensor_s_sw_stby(sd, CSI_GPIO_LOW);
|
|
if(ret < 0)
|
|
vfe_dev_err("soft stby falied!\n");
|
|
usleep_range(10000,12000);
|
|
cci_lock(sd);
|
|
vfe_gpio_write(sd,PWDN,CSI_GPIO_LOW);
|
|
cci_unlock(sd);
|
|
vfe_set_mclk(sd,OFF);
|
|
break;
|
|
case CSI_SUBDEV_STBY_OFF:
|
|
vfe_dev_dbg("CSI_SUBDEV_STBY_OFF!\n");
|
|
cci_lock(sd);
|
|
vfe_set_mclk_freq(sd,MCLK);
|
|
vfe_set_mclk(sd,ON);
|
|
usleep_range(10000,12000);
|
|
vfe_gpio_write(sd,PWDN,CSI_GPIO_HIGH);
|
|
usleep_range(10000,12000);
|
|
cci_unlock(sd);
|
|
ret = sensor_s_sw_stby(sd, CSI_GPIO_HIGH);
|
|
if(ret < 0)
|
|
vfe_dev_err("soft stby off falied!\n");
|
|
usleep_range(10000,12000);
|
|
break;
|
|
case CSI_SUBDEV_PWR_ON:
|
|
vfe_dev_dbg("CSI_SUBDEV_PWR_ON!\n");
|
|
cci_lock(sd);
|
|
vfe_gpio_set_status(sd,PWDN,1);//set the gpio to output
|
|
vfe_gpio_set_status(sd,RESET,1);//set the gpio to output
|
|
vfe_gpio_write(sd,PWDN,CSI_GPIO_LOW);
|
|
vfe_gpio_write(sd,RESET,CSI_GPIO_LOW);
|
|
usleep_range(1000,1200);
|
|
vfe_set_mclk_freq(sd,MCLK);
|
|
vfe_set_mclk(sd,ON);
|
|
usleep_range(10000,12000);
|
|
vfe_gpio_write(sd,POWER_EN,CSI_GPIO_HIGH);
|
|
vfe_set_pmu_channel(sd,IOVDD,ON);
|
|
vfe_set_pmu_channel(sd,AVDD,ON);
|
|
vfe_set_pmu_channel(sd,DVDD,ON);
|
|
vfe_set_pmu_channel(sd,AFVDD,ON);
|
|
vfe_gpio_write(sd,PWDN,CSI_GPIO_HIGH);
|
|
usleep_range(10000,12000);
|
|
vfe_gpio_write(sd,RESET,CSI_GPIO_HIGH);
|
|
usleep_range(30000,31000);
|
|
cci_unlock(sd);
|
|
break;
|
|
case CSI_SUBDEV_PWR_OFF:
|
|
vfe_dev_dbg("CSI_SUBDEV_PWR_OFF!\n");
|
|
cci_lock(sd);
|
|
vfe_set_mclk(sd,OFF);
|
|
vfe_gpio_write(sd,POWER_EN,CSI_GPIO_LOW);
|
|
vfe_set_pmu_channel(sd,AFVDD,OFF);
|
|
vfe_set_pmu_channel(sd,DVDD,OFF);
|
|
vfe_set_pmu_channel(sd,AVDD,OFF);
|
|
vfe_set_pmu_channel(sd,IOVDD,OFF);
|
|
usleep_range(10000,12000);
|
|
vfe_gpio_write(sd,PWDN,CSI_GPIO_LOW);
|
|
vfe_gpio_write(sd,RESET,CSI_GPIO_LOW);
|
|
vfe_gpio_set_status(sd,RESET,0);//set the gpio to input
|
|
vfe_gpio_set_status(sd,PWDN,0);//set the gpio to input
|
|
cci_unlock(sd);
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_reset(struct v4l2_subdev *sd, u32 val)
|
|
{
|
|
switch(val)
|
|
{
|
|
case 0:
|
|
vfe_gpio_write(sd,RESET,CSI_GPIO_HIGH);
|
|
usleep_range(10000,12000);
|
|
break;
|
|
case 1:
|
|
vfe_gpio_write(sd,RESET,CSI_GPIO_LOW);
|
|
usleep_range(10000,12000);
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_detect(struct v4l2_subdev *sd)
|
|
{
|
|
data_type rdval;
|
|
|
|
LOG_ERR_RET(sensor_read(sd, 0x3a, &rdval))
|
|
vfe_dev_dbg("sensor read id=0x%x\n",rdval);
|
|
if(rdval != 0x28)
|
|
return -ENODEV;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_init(struct v4l2_subdev *sd, u32 val)
|
|
{
|
|
int ret;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
vfe_dev_dbg("sensor_init\n");
|
|
|
|
/*Make sure it is a target sensor*/
|
|
ret = sensor_detect(sd);
|
|
if (ret) {
|
|
vfe_dev_err("chip found is not an target chip.\n");
|
|
return ret;
|
|
}
|
|
|
|
vfe_get_standby_mode(sd,&info->stby_mode);
|
|
|
|
if((info->stby_mode == HW_STBY || info->stby_mode == SW_STBY) \
|
|
&& info->init_first_flag == 0) {
|
|
vfe_dev_print("stby_mode and init_first_flag = 0\n");
|
|
return 0;
|
|
}
|
|
|
|
info->focus_status = 0;
|
|
info->low_speed = 0;
|
|
info->width = QSXGA_WIDTH;
|
|
info->height = QSXGA_HEIGHT;
|
|
info->hflip = 0;
|
|
info->vflip = 0;
|
|
info->gain = 0;
|
|
|
|
info->tpf.numerator = 1;
|
|
info->tpf.denominator = 15; /* 30fps */
|
|
|
|
ret = sensor_write_array(sd, sensor_default_regs, ARRAY_SIZE(sensor_default_regs));
|
|
if(ret < 0) {
|
|
vfe_dev_err("write sensor_default_regs error\n");
|
|
return ret;
|
|
}
|
|
|
|
if(info->stby_mode == 0)
|
|
info->init_first_flag = 0;
|
|
|
|
info->preview_first_flag = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static long sensor_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
|
|
{
|
|
int ret=0;
|
|
struct sensor_info *info = to_state(sd);
|
|
switch(cmd) {
|
|
case GET_CURRENT_WIN_CFG:
|
|
if(info->current_wins != NULL)
|
|
{
|
|
memcpy( arg,
|
|
info->current_wins,
|
|
sizeof(struct sensor_win_size) );
|
|
ret=0;
|
|
}
|
|
else
|
|
{
|
|
vfe_dev_err("empty wins!\n");
|
|
ret=-1;
|
|
}
|
|
break;
|
|
case ISP_SET_EXP_GAIN:
|
|
ret = sensor_s_exp_gain(sd, (struct sensor_exp_gain *)arg);
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/*
|
|
* Store information about the video data format.
|
|
*/
|
|
static struct sensor_format_struct {
|
|
__u8 *desc;
|
|
//__u32 pixelformat;
|
|
enum v4l2_mbus_pixelcode mbus_code;
|
|
struct regval_list *regs;
|
|
int regs_size;
|
|
int bpp; /* Bytes per pixel */
|
|
}sensor_formats[] = {
|
|
{
|
|
.desc = "Raw RGB Bayer",
|
|
.mbus_code = V4L2_MBUS_FMT_SGRBG10_1X10,
|
|
.regs = sensor_fmt_raw,
|
|
.regs_size = ARRAY_SIZE(sensor_fmt_raw),
|
|
.bpp = 1
|
|
},
|
|
};
|
|
#define N_FMTS ARRAY_SIZE(sensor_formats)
|
|
|
|
/*
|
|
* Then there is the issue of window sizes. Try to capture the info here.
|
|
*/
|
|
|
|
|
|
static struct sensor_win_size sensor_win_sizes[] = {
|
|
/* qsxga: 2592*1936 */
|
|
{
|
|
.width = QSXGA_WIDTH,
|
|
.height = QSXGA_HEIGHT,
|
|
.hoffset = (2608-QSXGA_WIDTH)/2,//image cropped from 2608*1960
|
|
.voffset = (1960-QSXGA_HEIGHT)/2,
|
|
.hts = 3300,//must over 3254, limited by sensor
|
|
.vts = 2000,
|
|
.pclk = 99*1000*1000,
|
|
.fps_fixed = 1,
|
|
.bin_factor = 1,
|
|
.intg_min = 1,
|
|
.intg_max = 2000<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 8<<4,
|
|
.regs = sensor_qsxga_regs,
|
|
.regs_size = ARRAY_SIZE(sensor_qsxga_regs),
|
|
.set_size = NULL,
|
|
},
|
|
|
|
/* 1080P */
|
|
{
|
|
.width = HD1080_WIDTH,
|
|
.height = HD1080_HEIGHT,
|
|
.hoffset = (2608-HD1080_WIDTH)/2,//image cropped from 2608*1960
|
|
.voffset = (1960-HD1080_HEIGHT)/2,
|
|
.hts = 3300,//must over 3254, limited by sensor
|
|
.vts = 2000,
|
|
.pclk = 99*1000*1000,
|
|
.fps_fixed = 1,
|
|
.bin_factor = 1,
|
|
.intg_min = 1,
|
|
.intg_max = 2000<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 8<<4,
|
|
.regs = sensor_qsxga_regs,//sensor_1080p_regs
|
|
.regs_size = ARRAY_SIZE(sensor_qsxga_regs),//sensor_1080p_regs
|
|
.set_size = NULL,
|
|
},
|
|
/* SXGA */
|
|
{
|
|
.width = SXGA_WIDTH,
|
|
.height = SXGA_HEIGHT,
|
|
.hoffset = (1304-SXGA_WIDTH)/2,//image cropped from 1304*980
|
|
.voffset = (980-SXGA_HEIGHT)/2,
|
|
.hts = 2100,//must > 2048, limited by sensor
|
|
//.hts = 3300,//must > 3254, limited by sensor
|
|
.vts = 1000,
|
|
.pclk = 63*1000*1000,
|
|
.fps_fixed = 1,
|
|
.bin_factor = 1,
|
|
.intg_min = 1,
|
|
.intg_max = 1000<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 8<<4,
|
|
.regs = sensor_sxga_regs,
|
|
.regs_size = ARRAY_SIZE(sensor_sxga_regs),
|
|
.set_size = NULL,
|
|
},
|
|
/* 720p */
|
|
{
|
|
.width = HD720_WIDTH,
|
|
.height = HD720_HEIGHT,
|
|
.hoffset = (1304-HD720_WIDTH)/2,//image cropped from 1304*980
|
|
.voffset = (980-HD720_HEIGHT)/2,
|
|
.hts = 2100,//must > 2048, limited by sensor
|
|
//.hts = 3300,//must > 3254, limited by sensor
|
|
.vts = 1000,
|
|
.pclk = 63*1000*1000,
|
|
.fps_fixed = 1,
|
|
.bin_factor = 1,
|
|
.intg_min = 1,
|
|
.intg_max = 1000<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 8<<4,
|
|
.regs = sensor_sxga_regs,//sensor_720p_regs
|
|
.regs_size = ARRAY_SIZE(sensor_sxga_regs),//sensor_720p_regs
|
|
.set_size = NULL,
|
|
},
|
|
};
|
|
|
|
#define N_WIN_SIZES (ARRAY_SIZE(sensor_win_sizes))
|
|
|
|
static int sensor_enum_fmt(struct v4l2_subdev *sd, unsigned index,
|
|
enum v4l2_mbus_pixelcode *code)
|
|
{
|
|
if (index >= N_FMTS)
|
|
return -EINVAL;
|
|
|
|
*code = sensor_formats[index].mbus_code;
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_enum_size(struct v4l2_subdev *sd,
|
|
struct v4l2_frmsizeenum *fsize)
|
|
{
|
|
if(fsize->index > N_WIN_SIZES-1)
|
|
return -EINVAL;
|
|
|
|
fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE;
|
|
fsize->discrete.width = sensor_win_sizes[fsize->index].width;
|
|
fsize->discrete.height = sensor_win_sizes[fsize->index].height;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int sensor_try_fmt_internal(struct v4l2_subdev *sd,
|
|
struct v4l2_mbus_framefmt *fmt,
|
|
struct sensor_format_struct **ret_fmt,
|
|
struct sensor_win_size **ret_wsize)
|
|
{
|
|
int index;
|
|
struct sensor_win_size *wsize;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
for (index = 0; index < N_FMTS; index++)
|
|
if (sensor_formats[index].mbus_code == fmt->code)
|
|
break;
|
|
|
|
if (index >= N_FMTS)
|
|
return -EINVAL;
|
|
|
|
if (ret_fmt != NULL)
|
|
*ret_fmt = sensor_formats + index;
|
|
|
|
/*
|
|
* Fields: the sensor devices claim to be progressive.
|
|
*/
|
|
|
|
fmt->field = V4L2_FIELD_NONE;
|
|
|
|
/*
|
|
* Round requested image size down to the nearest
|
|
* we support, but not below the smallest.
|
|
*/
|
|
for (wsize = sensor_win_sizes; wsize < sensor_win_sizes + N_WIN_SIZES; wsize++)
|
|
if (fmt->width >= wsize->width && fmt->height >= wsize->height)
|
|
break;
|
|
|
|
if (wsize >= sensor_win_sizes + N_WIN_SIZES)
|
|
wsize--; /* Take the smallest one */
|
|
if (ret_wsize != NULL)
|
|
*ret_wsize = wsize;
|
|
/*
|
|
* Note the size we'll actually handle.
|
|
*/
|
|
fmt->width = wsize->width;
|
|
fmt->height = wsize->height;
|
|
info->current_wins = wsize;
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_try_fmt(struct v4l2_subdev *sd,
|
|
struct v4l2_mbus_framefmt *fmt)
|
|
{
|
|
return sensor_try_fmt_internal(sd, fmt, NULL, NULL);
|
|
}
|
|
|
|
static int sensor_g_mbus_config(struct v4l2_subdev *sd,
|
|
struct v4l2_mbus_config *cfg)
|
|
{
|
|
cfg->type = V4L2_MBUS_PARALLEL;
|
|
cfg->flags = V4L2_MBUS_MASTER | VREF_POL | HREF_POL | CLK_POL ;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Set a format.
|
|
*/
|
|
static int sensor_s_fmt(struct v4l2_subdev *sd,
|
|
struct v4l2_mbus_framefmt *fmt)
|
|
{
|
|
int ret;
|
|
struct sensor_format_struct *sensor_fmt;
|
|
struct sensor_win_size *wsize;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
vfe_dev_dbg("sensor_s_fmt\n");
|
|
|
|
sensor_s_sw_stby(sd, CSI_GPIO_LOW);
|
|
ret = sensor_try_fmt_internal(sd, fmt, &sensor_fmt, &wsize);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if(info->capture_mode == V4L2_MODE_VIDEO)
|
|
{
|
|
//video
|
|
}
|
|
else if(info->capture_mode == V4L2_MODE_IMAGE)
|
|
{
|
|
//image
|
|
}
|
|
|
|
sensor_write_array(sd, sensor_fmt->regs, sensor_fmt->regs_size);
|
|
|
|
ret = 0;
|
|
if (wsize->regs)
|
|
LOG_ERR_RET(sensor_write_array(sd, wsize->regs, wsize->regs_size))
|
|
|
|
if (wsize->set_size)
|
|
LOG_ERR_RET(wsize->set_size(sd))
|
|
|
|
info->fmt = sensor_fmt;
|
|
info->width = wsize->width;
|
|
info->height = wsize->height;
|
|
t8et5_sensor_vts = wsize->vts;
|
|
|
|
vfe_dev_print("s_fmt set width = %d, height = %d, t8et5_sensor_vts= %d\n",wsize->width,wsize->height,t8et5_sensor_vts);
|
|
|
|
if(info->capture_mode == V4L2_MODE_VIDEO)
|
|
{
|
|
//video
|
|
} else {
|
|
//capture image
|
|
}
|
|
info->gain = 0;
|
|
info->exp = 0;
|
|
|
|
sensor_s_sw_stby(sd, CSI_GPIO_HIGH);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Implement G/S_PARM. There is a "high quality" mode we could try
|
|
* to do someday; for now, we just do the frame rate tweak.
|
|
*/
|
|
static int sensor_g_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms)
|
|
{
|
|
struct v4l2_captureparm *cp = &parms->parm.capture;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
if (parms->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
|
|
return -EINVAL;
|
|
|
|
memset(cp, 0, sizeof(struct v4l2_captureparm));
|
|
cp->capability = V4L2_CAP_TIMEPERFRAME;
|
|
cp->capturemode = info->capture_mode;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms)
|
|
{
|
|
struct v4l2_captureparm *cp = &parms->parm.capture;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
vfe_dev_dbg("sensor_s_parm\n");
|
|
|
|
if (parms->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
|
|
return -EINVAL;
|
|
|
|
if (info->tpf.numerator == 0)
|
|
return -EINVAL;
|
|
|
|
info->capture_mode = cp->capturemode;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int sensor_queryctrl(struct v4l2_subdev *sd,
|
|
struct v4l2_queryctrl *qc)
|
|
{
|
|
/* Fill in min, max, step and default value for these controls. */
|
|
/* see include/linux/videodev2.h for details */
|
|
|
|
switch (qc->id) {
|
|
case V4L2_CID_GAIN:
|
|
return v4l2_ctrl_query_fill(qc, 16, 16*16, 1, 16);
|
|
case V4L2_CID_EXPOSURE:
|
|
return v4l2_ctrl_query_fill(qc, 0, 65535*16, 1, 0);
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int sensor_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
|
|
{
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_GAIN:
|
|
return sensor_g_gain(sd, &ctrl->value);
|
|
case V4L2_CID_EXPOSURE:
|
|
return sensor_g_exp(sd, &ctrl->value);
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int sensor_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
|
|
{
|
|
struct v4l2_queryctrl qc;
|
|
int ret;
|
|
|
|
qc.id = ctrl->id;
|
|
ret = sensor_queryctrl(sd, &qc);
|
|
if (ret < 0)
|
|
{
|
|
return ret;
|
|
}
|
|
|
|
if (ctrl->value < qc.minimum || ctrl->value > qc.maximum)
|
|
{
|
|
return -ERANGE;
|
|
}
|
|
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_GAIN:
|
|
return sensor_s_gain(sd, ctrl->value);
|
|
case V4L2_CID_EXPOSURE:
|
|
return sensor_s_exp(sd, ctrl->value);
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
|
|
static int sensor_g_chip_ident(struct v4l2_subdev *sd,
|
|
struct v4l2_dbg_chip_ident *chip)
|
|
{
|
|
struct i2c_client *client = v4l2_get_subdevdata(sd);
|
|
|
|
return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_SENSOR, 0);
|
|
}
|
|
|
|
|
|
/* ----------------------------------------------------------------------- */
|
|
|
|
static const struct v4l2_subdev_core_ops sensor_core_ops = {
|
|
.g_chip_ident = sensor_g_chip_ident,
|
|
.g_ctrl = sensor_g_ctrl,
|
|
.s_ctrl = sensor_s_ctrl,
|
|
.queryctrl = sensor_queryctrl,
|
|
.reset = sensor_reset,
|
|
.init = sensor_init,
|
|
.s_power = sensor_power,
|
|
.ioctl = sensor_ioctl,
|
|
};
|
|
|
|
static const struct v4l2_subdev_video_ops sensor_video_ops = {
|
|
.enum_mbus_fmt = sensor_enum_fmt,
|
|
.enum_framesizes = sensor_enum_size,
|
|
.try_mbus_fmt = sensor_try_fmt,
|
|
.s_mbus_fmt = sensor_s_fmt,
|
|
.s_parm = sensor_s_parm,
|
|
.g_parm = sensor_g_parm,
|
|
.g_mbus_config = sensor_g_mbus_config,
|
|
};
|
|
|
|
static const struct v4l2_subdev_ops sensor_ops = {
|
|
.core = &sensor_core_ops,
|
|
.video = &sensor_video_ops,
|
|
};
|
|
|
|
/* ----------------------------------------------------------------------- */
|
|
static struct cci_driver cci_drv = {
|
|
.name = SENSOR_NAME,
|
|
.addr_width = CCI_BITS_8,
|
|
.data_width = CCI_BITS_8,
|
|
};
|
|
|
|
static int sensor_probe(struct i2c_client *client,
|
|
const struct i2c_device_id *id)
|
|
{
|
|
struct v4l2_subdev *sd;
|
|
struct sensor_info *info;
|
|
|
|
info = kzalloc(sizeof(struct sensor_info), GFP_KERNEL);
|
|
if (info == NULL)
|
|
return -ENOMEM;
|
|
|
|
sd = &info->sd;
|
|
glb_sd = sd;
|
|
cci_dev_probe_helper(sd, client, &sensor_ops, &cci_drv);
|
|
|
|
info->fmt = &sensor_formats[0];
|
|
info->af_first_flag = 1;
|
|
info->init_first_flag = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int sensor_remove(struct i2c_client *client)
|
|
{
|
|
struct v4l2_subdev *sd;
|
|
|
|
sd = cci_dev_remove_helper(client, &cci_drv);
|
|
kfree(to_state(sd));
|
|
return 0;
|
|
}
|
|
|
|
static const struct i2c_device_id sensor_id[] = {
|
|
{ SENSOR_NAME, 0 },
|
|
{ }
|
|
};
|
|
MODULE_DEVICE_TABLE(i2c, sensor_id);
|
|
|
|
|
|
static struct i2c_driver sensor_driver = {
|
|
.driver = {
|
|
.owner = THIS_MODULE,
|
|
.name = SENSOR_NAME,
|
|
},
|
|
.probe = sensor_probe,
|
|
.remove = sensor_remove,
|
|
.id_table = sensor_id,
|
|
};
|
|
static __init int init_sensor(void)
|
|
{
|
|
return cci_dev_init_helper(&sensor_driver);
|
|
}
|
|
|
|
static __exit void exit_sensor(void)
|
|
{
|
|
cci_dev_exit_helper(&sensor_driver);
|
|
}
|
|
|
|
module_init(init_sensor);
|
|
module_exit(exit_sensor);
|
|
|