1421 lines
34 KiB
C
Executable file
1421 lines
34 KiB
C
Executable file
/*
|
|
* A V4L2 driver for OV8858 cameras.
|
|
*
|
|
*/
|
|
#include <linux/init.h>
|
|
#include <linux/module.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/videodev2.h>
|
|
#include <linux/clk.h>
|
|
#include <media/v4l2-device.h>
|
|
#include <media/v4l2-chip-ident.h>
|
|
#include <media/v4l2-mediabus.h>
|
|
#include <linux/io.h>
|
|
#include "camera.h"
|
|
#include "sensor_helper.h"
|
|
|
|
MODULE_AUTHOR("lwj");
|
|
MODULE_DESCRIPTION("A low-level driver for OV8858 sensors");
|
|
MODULE_LICENSE("GPL");
|
|
|
|
//for internel driver debug
|
|
#define DEV_DBG_EN 1
|
|
#if(DEV_DBG_EN == 1)
|
|
#define vfe_dev_dbg(x,arg...) printk("[OV8858]"x,##arg)
|
|
#else
|
|
#define vfe_dev_dbg(x,arg...)
|
|
#endif
|
|
#define vfe_dev_err(x,arg...) printk("[OV8858]"x,##arg)
|
|
#define vfe_dev_print(x,arg...) printk("[OV8858]"x,##arg)
|
|
|
|
#define LOG_ERR_RET(x) { \
|
|
int ret; \
|
|
ret = x; \
|
|
if(ret < 0) {\
|
|
vfe_dev_err("error at %s\n",__func__); \
|
|
return ret; \
|
|
} \
|
|
}
|
|
|
|
//define module timing
|
|
#define MCLK (24*1000*1000)
|
|
#define VREF_POL V4L2_MBUS_VSYNC_ACTIVE_HIGH
|
|
#define HREF_POL V4L2_MBUS_HSYNC_ACTIVE_HIGH
|
|
#define CLK_POL V4L2_MBUS_PCLK_SAMPLE_RISING
|
|
#define V4L2_IDENT_SENSOR 0x8858
|
|
int ov8858_sensor_vts;
|
|
|
|
|
|
|
|
/*
|
|
* Our nominal (default) frame rate.
|
|
*/
|
|
|
|
#define SENSOR_FRAME_RATE 30
|
|
|
|
|
|
/*
|
|
* The ov8858 sits on i2c with ID 0x6c
|
|
*/
|
|
#define I2C_ADDR 0x6c
|
|
#define SENSOR_NAME "ov8858"
|
|
//static struct delayed_work sensor_s_ae_ratio_work;
|
|
static struct v4l2_subdev *glb_sd;
|
|
|
|
/*
|
|
* Information we maintain about a known sensor.
|
|
*/
|
|
struct sensor_format_struct; /* coming later */
|
|
|
|
struct cfg_array { /* coming later */
|
|
struct regval_list * regs;
|
|
int size;
|
|
};
|
|
|
|
static inline struct sensor_info *to_state(struct v4l2_subdev *sd)
|
|
{
|
|
return container_of(sd, struct sensor_info, sd);
|
|
}
|
|
|
|
|
|
/*
|
|
* The default register settings
|
|
*
|
|
*/
|
|
|
|
|
|
static struct regval_list sensor_default_regs[] = {
|
|
//2lane initial
|
|
{0x0103, 0x01},// ; software reset
|
|
{0x0100, 0x00},// ; software standby
|
|
{0x0100, 0x00},// ;
|
|
{0x0100, 0x00},// ;
|
|
|
|
{0x0302, 0x1e},// ; pll1_multi
|
|
{0x0303, 0x00},// ; pll1_divm
|
|
{0x0304, 0x03},// ; pll1_div_mipi
|
|
{0x030e, 0x00},// ; pll2_rdiv
|
|
{0x030f, 0x09},// ; pll2_divsp
|
|
{0x0312, 0x01},// ; pll2_pre_div0, pll2_r_divdac
|
|
{0x031e, 0x0c},// ; pll1_no_lat
|
|
{0x3600, 0x00},//
|
|
{0x3601, 0x00},//
|
|
{0x3602, 0x00},//
|
|
{0x3603, 0x00},//
|
|
{0x3604, 0x22},//
|
|
{0x3605, 0x30},//
|
|
{0x3606, 0x00},//
|
|
{0x3607, 0x20},//
|
|
{0x3608, 0x11},//
|
|
{0x3609, 0x28},//
|
|
{0x360a, 0x00},//
|
|
{0x360b, 0x06},//
|
|
{0x360c, 0xdc},//
|
|
{0x360d, 0x40},//
|
|
{0x360e, 0x0c},//
|
|
{0x360f, 0x20},//
|
|
{0x3610, 0x07},//
|
|
{0x3611, 0x20},//
|
|
{0x3612, 0x88},//
|
|
{0x3613, 0x80},//
|
|
{0x3614, 0x58},//
|
|
{0x3615, 0x00},//
|
|
{0x3616, 0x4a},//
|
|
{0x3617, 0xb0},//
|
|
{0x3618, 0x56},//
|
|
{0x3619, 0x70},//
|
|
{0x361a, 0x99},//
|
|
{0x361b, 0x00},//
|
|
{0x361c, 0x07},//
|
|
{0x361d, 0x00},//
|
|
{0x361e, 0x00},//
|
|
{0x361f, 0x00},//
|
|
{0x3638, 0xff},//
|
|
{0x3633, 0x0c},//
|
|
{0x3634, 0x0c},//
|
|
{0x3635, 0x0c},//
|
|
{0x3636, 0x0c},//
|
|
{0x3645, 0x13},//
|
|
{0x3646, 0x83},//
|
|
{0x364a, 0x07},//
|
|
{0x3015, 0x01},// ;
|
|
|
|
{0x3018, 0x32},// ; MIPI 2 lane
|
|
{0x3020, 0x93},// ; Clock switch output normal, pclk_div =/1
|
|
{0x3022, 0x01},// ; pd_mipi enable when rst_sync
|
|
{0x3031, 0x0a},// ; MIPI 10-bit mode
|
|
{0x3034, 0x00},//
|
|
{0x3106, 0x01},// ; sclk_div, sclk_pre_div
|
|
{0x3305, 0xf1},//
|
|
{0x3308, 0x00},//
|
|
{0x3309, 0x28},//
|
|
{0x330a, 0x00},//
|
|
{0x330b, 0x20},//
|
|
{0x330c, 0x00},//
|
|
{0x330d, 0x00},//
|
|
{0x330e, 0x00},//
|
|
{0x330f, 0x40},//
|
|
{0x3307, 0x04},//
|
|
{0x3500, 0x00},// ; exposure H
|
|
{0x3501, 0x4d},// ; exposure M
|
|
{0x3502, 0x40},// ; exposure L
|
|
{0x3503, 0x04},// ; gain delay 1 frame, exposure delay 1 frame, sensor gain
|
|
{0x3505, 0x80},// ; gain option
|
|
{0x3508, 0x04},// ; gain H
|
|
{0x3509, 0x00},// ; gain L
|
|
{0x350c, 0x00},// ; short gain H
|
|
{0x350d, 0x80},// ; short gain L
|
|
{0x3510, 0x00},// ; short exposure H
|
|
{0x3511, 0x02},// ; short exposure M
|
|
{0x3512, 0x00},// ; short exposure L
|
|
{0x3700, 0x18},//
|
|
{0x3701, 0x0c},//
|
|
{0x3702, 0x28},//
|
|
{0x3703, 0x19},//
|
|
{0x3704, 0x14},//
|
|
{0x3705, 0x00},//
|
|
{0x3706, 0x35},//
|
|
{0x3707, 0x04},//
|
|
{0x3708, 0x24},//
|
|
{0x3709, 0x33},//
|
|
{0x370a, 0x00},//
|
|
{0x370b, 0xb5},//
|
|
{0x370c, 0x04},//
|
|
{0x3718, 0x12},//
|
|
{0x3719, 0x31},//
|
|
{0x3712, 0x42},//
|
|
{0x3714, 0x24},//
|
|
{0x371e, 0x19},//
|
|
{0x371f, 0x40},//
|
|
{0x3720, 0x05},//
|
|
|
|
{0x3721, 0x05},//
|
|
{0x3724, 0x06},//
|
|
{0x3725, 0x01},//
|
|
{0x3726, 0x06},//
|
|
{0x3728, 0x05},//
|
|
{0x3729, 0x02},//
|
|
{0x372a, 0x03},//
|
|
{0x372b, 0x53},//
|
|
{0x372c, 0xa3},//
|
|
{0x372d, 0x53},//
|
|
{0x372e, 0x06},//
|
|
{0x372f, 0x10},//
|
|
{0x3730, 0x01},//
|
|
{0x3731, 0x06},//
|
|
{0x3732, 0x14},//
|
|
{0x3733, 0x10},//
|
|
{0x3734, 0x40},//
|
|
{0x3736, 0x20},//
|
|
{0x373a, 0x05},//
|
|
{0x373b, 0x06},//
|
|
{0x373c, 0x0a},//
|
|
{0x373e, 0x03},//
|
|
{0x3755, 0x10},//
|
|
{0x3758, 0x00},//
|
|
{0x3759, 0x4c},//
|
|
{0x375a, 0x06},//
|
|
{0x375b, 0x13},//
|
|
{0x375c, 0x20},//
|
|
{0x375d, 0x02},//
|
|
{0x375e, 0x00},//
|
|
{0x375f, 0x14},//
|
|
{0x3768, 0x22},//
|
|
{0x3769, 0x44},//
|
|
{0x376a, 0x44},//
|
|
{0x3761, 0x00},//
|
|
{0x3762, 0x00},//
|
|
{0x3763, 0x00},//
|
|
{0x3766, 0xff},//
|
|
{0x376b, 0x00},//
|
|
{0x3772, 0x23},//
|
|
{0x3773, 0x02},//
|
|
{0x3774, 0x16},//
|
|
{0x3775, 0x12},//
|
|
{0x3776, 0x04},//
|
|
{0x3777, 0x00},//
|
|
{0x3778, 0x1b},//
|
|
{0x37a0, 0x44},//
|
|
{0x37a1, 0x3d},//
|
|
|
|
{0x37a2, 0x3d},//
|
|
{0x37a3, 0x00},//
|
|
{0x37a4, 0x00},//
|
|
{0x37a5, 0x00},//
|
|
{0x37a6, 0x00},//
|
|
{0x37a7, 0x44},//
|
|
{0x37a8, 0x4c},//
|
|
{0x37a9, 0x4c},//
|
|
{0x3760, 0x00},//
|
|
{0x376f, 0x01},//
|
|
{0x37aa, 0x44},//
|
|
{0x37ab, 0x2e},//
|
|
{0x37ac, 0x2e},//
|
|
{0x37ad, 0x33},//
|
|
{0x37ae, 0x0d},//
|
|
{0x37af, 0x0d},//
|
|
{0x37b0, 0x00},//
|
|
{0x37b1, 0x00},//
|
|
{0x37b2, 0x00},//
|
|
{0x37b3, 0x42},//
|
|
{0x37b4, 0x42},//
|
|
{0x37b5, 0x33},//
|
|
{0x37b6, 0x00},//
|
|
{0x37b7, 0x00},//
|
|
{0x37b8, 0x00},//
|
|
{0x37b9, 0xff},//
|
|
{0x3800, 0x00},// ; x start H
|
|
{0x3801, 0x0c},// ; x start L
|
|
{0x3802, 0x00},// ; y start H
|
|
{0x3803, 0x0c},// ; y start L
|
|
{0x3804, 0x0c},// ; x end H
|
|
{0x3805, 0xd3},// ; x end L
|
|
{0x3806, 0x09},// ; y end H
|
|
{0x3807, 0xa3},// ; y end L
|
|
{0x3808, 0x06},// ; x output size H
|
|
{0x3809, 0x60},// ; x output size L
|
|
{0x380a, 0x04},// ; y output size H
|
|
{0x380b, 0xc8},// ; y output size L
|
|
{0x380c, 0x07},// ; 03 ; HTS H
|
|
{0x380d, 0x88},// ; c4 ; HTS L
|
|
{0x380e, 0x04},// ; VTS H
|
|
{0x380f, 0xdc},// ; VTS L
|
|
{0x3810, 0x00},// ; ISP x win H
|
|
{0x3811, 0x04},// ; ISP x win L
|
|
{0x3813, 0x02},// ; ISP y win L
|
|
{0x3814, 0x03},// ; x odd inc
|
|
{0x3815, 0x01},// ; x even inc
|
|
{0x3820, 0x00},// ; vflip off
|
|
|
|
{0x3821, 0x67},// ; mirror on, bin on
|
|
{0x382a, 0x03},// ; y odd inc
|
|
{0x382b, 0x01},// ; y even inc
|
|
{0x3830, 0x08},//
|
|
{0x3836, 0x02},//
|
|
{0x3837, 0x18},//
|
|
{0x3841, 0xff},// ; window auto size enable
|
|
{0x3846, 0x48},//
|
|
{0x3d85, 0x14},// ; OTP power up load data enable, OTP powerr up load setting disable
|
|
{0x3f08, 0x08},//
|
|
{0x3f0a, 0x80},//
|
|
{0x4000, 0xf1},// ; out_range_trig, format_chg_trig, gain_trig, exp_chg_trig, median filter enable
|
|
{0x4001, 0x10},// ; total 128 black column
|
|
{0x4005, 0x10},// ; BLC target L
|
|
{0x4002, 0x27},// ; value used to limit BLC offset
|
|
{0x4009, 0x81},// ; final BLC offset limitation enable
|
|
{0x400b, 0x0c},// ; DCBLC on, DCBLC manual mode on
|
|
{0x401b, 0x00},// ; zero line R coefficient
|
|
{0x401d, 0x00},// ; zoro line T coefficient
|
|
{0x4020, 0x00},// ; Anchor left start H
|
|
{0x4021, 0x04},// ; Anchor left start L
|
|
{0x4022, 0x04},// ; Anchor left end H
|
|
{0x4023, 0xb9},// ; Anchor left end L
|
|
{0x4024, 0x05},// ; Anchor right start H
|
|
{0x4025, 0x2a},// ; Anchor right start L
|
|
{0x4026, 0x05},// ; Anchor right end H
|
|
{0x4027, 0x2b},// ; Anchor right end L
|
|
{0x4028, 0x00},// ; top zero line start
|
|
{0x4029, 0x02},// ; top zero line number
|
|
{0x402a, 0x04},// ; top black line start
|
|
{0x402b, 0x04},// ; top black line number
|
|
{0x402c, 0x02},// ; bottom zero line start
|
|
{0x402d, 0x02},// ; bottom zoro line number
|
|
{0x402e, 0x08},// ; bottom black line start
|
|
{0x402f, 0x02},// ; bottom black line number
|
|
{0x401f, 0x00},// ; interpolation x disable, interpolation y disable, Anchor one disable
|
|
{0x4034, 0x3f},//
|
|
{0x403d, 0x04},// ; md_precison_en
|
|
{0x4300, 0xff},// ; clip max H
|
|
{0x4301, 0x00},// ; clip min H
|
|
{0x4302, 0x0f},// ; clip min L, clip max L
|
|
{0x4316, 0x00},//
|
|
{0x4500, 0x38},//
|
|
{0x4503, 0x18},//
|
|
{0x4600, 0x00},//
|
|
{0x4601, 0xcb},//
|
|
{0x481f, 0x32},// ; clk prepare min
|
|
{0x4837, 0x16},// ; global timing
|
|
|
|
{0x4850, 0x10},// ; lane 1 = 1, lane 0 = 0
|
|
{0x4851, 0x32},// ; lane 3 = 3, lane 2 = 2
|
|
{0x4b00, 0x2a},//
|
|
{0x4b0d, 0x00},//
|
|
{0x4d00, 0x04},// ; temperature sensor
|
|
{0x4d01, 0x18},// ;
|
|
{0x4d02, 0xc3},// ;
|
|
{0x4d03, 0xff},// ;
|
|
{0x4d04, 0xff},// ;
|
|
{0x4d05, 0xff},// ; temperature sensor
|
|
{0x5000, 0x7f},// ; slave AWB gain enable, slave AWB statistics enable, master AWB gain enable, master AWB statistics enable, BPC on, WPC on
|
|
{0x5001, 0x01},// ; BLC on
|
|
{0x5002, 0x08},// ; H scale off, WBMATCH select slave sensor's gain, WBMATCH off, OTP_DPC off,
|
|
{0x5003, 0x20},// ; DPC_DBC buffer control enable, WB
|
|
{0x5046, 0x12},//
|
|
|
|
//DPC
|
|
|
|
{0x5780, 0xfc},// ; add in V28 for stronger DPC control
|
|
{0x5781, 0x13},// ; add in V28 for stronger DPC control
|
|
{0x5782, 0x03},// ; add in V28 for stronger DPC control
|
|
{0x5786, 0x20},// ; add in V28 for stronger DPC control
|
|
{0x5787, 0x60},//
|
|
{0x5788, 0x08},// ; add in V28 for stronger DPC control
|
|
{0x5789, 0x08},// ; add in V28 for stronger DPC control
|
|
{0x578a, 0x02},// ; add in V28 for stronger DPC control
|
|
{0x578b, 0x01},// ; add in V28 for stronger DPC control
|
|
{0x578c, 0x01},// ; add in V28 for stronger DPC control
|
|
{0x578d, 0x0c},// ; add in V28 for stronger DPC control
|
|
{0x578e, 0x02},// ; add in V28 for stronger DPC control
|
|
{0x578f, 0x01},// ; add in V28 for stronger DPC control
|
|
{0x5790, 0x01},// ; add in V28 for stronger DPC control
|
|
|
|
{0x5901, 0x00},// ; H skip off, V skip off
|
|
{0x5e00, 0x00},// ; test pattern off
|
|
{0x5e01, 0x41},// ; window cut enable
|
|
{0x382d, 0x7f},//
|
|
{0x4825, 0x3a},// ; lpx_p_min
|
|
{0x4826, 0x40},// ; hs_prepare_min
|
|
{0x4808, 0x25},// ; wake up delay in 1/1024 s
|
|
{0x0100, 0x01},//
|
|
};
|
|
|
|
//for capture
|
|
static struct regval_list sensor_quxga_regs[] = {
|
|
//@@3264_2448_2lane_2.5fps_110Mbps/lane
|
|
//MIPI=720Mbps, SysClk=72Mhz,Dac Clock=360Mhz
|
|
{0x0100, 0x00},//
|
|
{0x030e, 0x02},// ; pll2_rdiv
|
|
{0x030f, 0x04},// ; pll2_divsp
|
|
{0x0312, 0x03},// ; pll2_pre_div0, pll2_r_divdac
|
|
{0x3015, 0x00},//
|
|
{0x3501, 0x9a},//
|
|
{0x3502, 0x20},//
|
|
{0x3508, 0x02},//
|
|
{0x3706, 0x6a},//
|
|
{0x370a, 0x01},//
|
|
{0x370b, 0x6a},//
|
|
{0x3778, 0x32},//
|
|
{0x3800, 0x00},// ; x start H
|
|
{0x3801, 0x0c},// ; x start L
|
|
{0x3802, 0x00},// ; y start H
|
|
{0x3803, 0x0c},// ; y start L
|
|
{0x3804, 0x0c},// ; x end H
|
|
{0x3805, 0xd3},// ; x end L
|
|
{0x3806, 0x09},// ; y end H
|
|
{0x3807, 0xa3},// ; y end L
|
|
{0x3808, 0x0c},// ; x output size H
|
|
{0x3809, 0xc0},// ; x output size L
|
|
{0x380a, 0x09},// ; y output size H
|
|
{0x380b, 0x90},// ; y output size L
|
|
{0x380c, 0x07},// ; HTS H
|
|
{0x380d, 0x94},// ; HTS L
|
|
{0x380e, 0x09},// ; VTS H
|
|
{0x380f, 0xaa},// ; VTS L
|
|
|
|
{0x3814, 0x01},// ; x odd inc
|
|
{0x3821, 0x46},// ; mirror on, bin off
|
|
{0x382a, 0x01},// ; y odd inc
|
|
{0x3830, 0x06},//
|
|
{0x3836, 0x01},//
|
|
{0x3f0a, 0x00},//
|
|
{0x4001, 0x00},// ; total 256 black column
|
|
{0x4022, 0x0b},// ; Anchor left end H
|
|
{0x4023, 0xc3},// ; Anchor left end L
|
|
{0x4024, 0x0c},// ; Anchor right start H
|
|
{0x4025, 0x36},// ; Anchor right start L
|
|
{0x4026, 0x0c},// ; Anchor right end H
|
|
{0x4027, 0x37},// ; Anchor right end L
|
|
{0x402b, 0x08},// ; top black line number
|
|
{0x402e, 0x0c},// ; bottom black line start
|
|
{0x4500, 0x58},//
|
|
{0x4600, 0x01},//
|
|
{0x4601, 0x97},//
|
|
{0x382d, 0xff},//
|
|
{0x0100, 0x01},//
|
|
|
|
};
|
|
|
|
|
|
//for video
|
|
static struct regval_list sensor_1080p_regs[] = {
|
|
//@@1920_1080_2Lane_5fps_120Mbps/lane
|
|
{0x0100, 0x00},//
|
|
{0x030e, 0x00},// ; pll2_rdiv
|
|
{0x030f, 0x04},// ; pll2_divsp
|
|
{0x0312, 0x01},// ; pll2_pre_div0, pll2_r_divdac
|
|
{0x3015, 0x01},//
|
|
{0x3501, 0x74},//
|
|
{0x3502, 0x80},//
|
|
{0x3508, 0x02},//
|
|
{0x3706, 0x6a},//
|
|
{0x370a, 0x01},//
|
|
{0x370b, 0x6a},//
|
|
{0x3778, 0x16},//
|
|
{0x3800, 0x00},// ; x start H
|
|
{0x3801, 0x0c},// ; x start L
|
|
{0x3802, 0x00},// ; y start H
|
|
{0x3803, 0x0c},// ; y start L
|
|
{0x3804, 0x0c},// ; x end H
|
|
{0x3805, 0xd3},// ; x end L
|
|
{0x3806, 0x09},// ; y end H
|
|
{0x3807, 0xa3},// ; y end L
|
|
{0x3808, 0x07},// ; x output size H
|
|
{0x3809, 0x80},// ; x output size L
|
|
{0x380a, 0x04},// ; y output size H
|
|
{0x380b, 0x38},// ; y output size L
|
|
{0x380c, 0x0d},// ; HTS H
|
|
{0x380d, 0xf2},// ; HTS L
|
|
{0x380e, 0x05},// ; VTS H
|
|
{0x380f, 0x40},// ; VTS L
|
|
|
|
{0x3814, 0x01},// ; x odd inc
|
|
{0x3821, 0x46},// ; mirror on, bin off
|
|
{0x382a, 0x01},// ; y odd inc
|
|
{0x3830, 0x06},//
|
|
{0x3836, 0x01},//
|
|
{0x3f0a, 0x00},//
|
|
{0x4001, 0x00},// ; total 256 black column
|
|
{0x4022, 0x07},// ; Anchor left end H
|
|
{0x4023, 0x2d},// ; Anchor left end L
|
|
{0x4024, 0x07},// ; Anchor right start H
|
|
{0x4025, 0x9e},// ; Anchor right start L
|
|
{0x4026, 0x07},// ; Anchor right end H
|
|
{0x4027, 0x9f},// ; Anchor right end L
|
|
{0x402b, 0x08},// ; top black line number
|
|
{0x402e, 0x0c},// ; bottom black line start
|
|
{0x4500, 0x58},//
|
|
{0x4600, 0x00},//
|
|
{0x4601, 0xe8},//
|
|
{0x382d, 0xff},//
|
|
{0x0100, 0x01},//
|
|
};
|
|
|
|
static struct regval_list sensor_sxga_regs[] = {
|
|
//MIPI=720Mbps, SysClk=144Mhz,Dac Clock=360Mhz.
|
|
{0x0100, 0x00},//
|
|
{0x030e, 0x00},// ; pll2_rdiv
|
|
{0x030f, 0x09},// ; pll2_divsp
|
|
{0x0312, 0x01},// ; pll2_pre_div0, pll2_r_divdac
|
|
{0x3015, 0x01},//
|
|
{0x3501, 0x4d},// ; exposure M
|
|
{0x3502, 0x40},// ; exposure L
|
|
{0x3508, 0x04},// ; gain H
|
|
{0x3706, 0x35},//
|
|
{0x370a, 0x00},//
|
|
{0x370b, 0xb5},//
|
|
{0x3778, 0x1b},//
|
|
{0x3808, 0x06},// ; x output size H
|
|
{0x3809, 0x60},// ; x output size L
|
|
{0x380a, 0x04},// ; y output size H
|
|
{0x380b, 0xc8},// ; y output size L
|
|
{0x380c, 0x07},// ; HTS H
|
|
|
|
{0x380d, 0x88},// ; HTS L
|
|
{0x380e, 0x04},// ; VTS H
|
|
{0x380f, 0xdc},// ; VTS L
|
|
{0x3814, 0x03},// ; x odd inc
|
|
{0x3821, 0x67},// ; mirror on, bin on
|
|
{0x382a, 0x03},// ; y odd inc
|
|
{0x3830, 0x08},//
|
|
{0x3836, 0x02},//
|
|
{0x3f0a, 0x80},//
|
|
{0x4001, 0x10},// ; total 128 black column
|
|
{0x4022, 0x04},// ; Anchor left end H
|
|
{0x4023, 0xb9},// ; Anchor left end L
|
|
{0x4024, 0x05},// ; Anchor right start H
|
|
{0x4025, 0x2a},// ; Anchor right start L
|
|
{0x4026, 0x05},// ; Anchor right end H
|
|
{0x4027, 0x2b},// ; Anchor right end L
|
|
{0x402b, 0x04},// ; top black line number
|
|
{0x402e, 0x08},// ; bottom black line start
|
|
{0x4500, 0x38},//
|
|
{0x4600, 0x00},//
|
|
{0x4601, 0xcb},//
|
|
{0x382d, 0x7f},//
|
|
{0x0100, 0x01},//
|
|
};
|
|
|
|
static struct regval_list sensor_720p_regs[] = {
|
|
//MIPI=720Mbps, SysClk=144Mhz,Dac Clock=360Mhz.
|
|
{0x0100, 0x00},//
|
|
{0x030e, 0x00},// ; pll2_rdiv
|
|
{0x030f, 0x09},// ; pll2_divsp
|
|
{0x0312, 0x01},// ; pll2_pre_div0, pll2_r_divdac
|
|
{0x3015, 0x01},//
|
|
{0x3501, 0x4d},// ; exposure M
|
|
{0x3502, 0x40},// ; exposure L
|
|
{0x3508, 0x04},// ; gain H
|
|
{0x3706, 0x35},//
|
|
{0x370a, 0x00},//
|
|
{0x370b, 0xb5},//
|
|
{0x3778, 0x1b},//
|
|
{0x3808, 0x06},// ; x output size H
|
|
{0x3809, 0x60},// ; x output size L
|
|
{0x380a, 0x04},// ; y output size H
|
|
{0x380b, 0xc8},// ; y output size L
|
|
{0x380c, 0x07},// ; HTS H
|
|
|
|
{0x380d, 0x88},// ; HTS L
|
|
{0x380e, 0x04},// ; VTS H
|
|
{0x380f, 0xdc},// ; VTS L
|
|
{0x3814, 0x03},// ; x odd inc
|
|
{0x3821, 0x67},// ; mirror on, bin on
|
|
{0x382a, 0x03},// ; y odd inc
|
|
{0x3830, 0x08},//
|
|
{0x3836, 0x02},//
|
|
{0x3f0a, 0x80},//
|
|
{0x4001, 0x10},// ; total 128 black column
|
|
{0x4022, 0x04},// ; Anchor left end H
|
|
{0x4023, 0xb9},// ; Anchor left end L
|
|
{0x4024, 0x05},// ; Anchor right start H
|
|
{0x4025, 0x2a},// ; Anchor right start L
|
|
{0x4026, 0x05},// ; Anchor right end H
|
|
{0x4027, 0x2b},// ; Anchor right end L
|
|
{0x402b, 0x04},// ; top black line number
|
|
{0x402e, 0x08},// ; bottom black line start
|
|
{0x4500, 0x38},//
|
|
{0x4600, 0x00},//
|
|
{0x4601, 0xcb},//
|
|
{0x382d, 0x7f},//
|
|
{0x0100, 0x01},//
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
* 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_gain(struct v4l2_subdev *sd, struct sensor_exp_gain *exp_gain)
|
|
{
|
|
int exp_val, gain_val,shutter,frame_length;
|
|
unsigned char explow=0,expmid=0,exphigh=0;
|
|
unsigned char gainlow=0,gainhigh=0;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
exp_val = exp_gain->exp_val;
|
|
gain_val = exp_gain->gain_val;
|
|
if(gain_val<1*16)
|
|
gain_val=16;
|
|
if(gain_val>64*16-1)
|
|
gain_val=64*16-1;
|
|
|
|
if(exp_val>0xfffff)
|
|
exp_val=0xfffff;
|
|
|
|
gain_val *= 8;
|
|
|
|
if (gain_val < 2*16*8)
|
|
{
|
|
gainhigh = 0;
|
|
gainlow = gain_val;
|
|
}
|
|
else if (2*16*8 <=gain_val && gain_val < 4*16*8)
|
|
{
|
|
gainhigh = 1;
|
|
gainlow = gain_val/2-8;
|
|
}
|
|
else if (4*16*8 <= gain_val && gain_val < 8*16*8)
|
|
{
|
|
gainhigh = 3;
|
|
gainlow = gain_val/4-12;
|
|
}
|
|
else
|
|
{
|
|
gainhigh = 7;
|
|
gainlow = gain_val/8-8;
|
|
}
|
|
|
|
exphigh = (unsigned char) ( (0x0f0000&exp_val)>>16);
|
|
expmid = (unsigned char) ( (0x00ff00&exp_val)>>8);
|
|
explow = (unsigned char) ( (0x0000ff&exp_val) );
|
|
|
|
shutter = exp_val/16;
|
|
if(shutter > ov8858_sensor_vts- 4)
|
|
frame_length = shutter + 4;
|
|
else
|
|
frame_length = ov8858_sensor_vts;
|
|
|
|
sensor_write(sd, 0x3208, 0x00);//enter group write
|
|
|
|
sensor_write(sd, 0x380f, (frame_length & 0xff));
|
|
sensor_write(sd, 0x380e, (frame_length >> 8));
|
|
|
|
sensor_write(sd, 0x3509, gainlow);
|
|
sensor_write(sd, 0x3508, gainhigh);
|
|
|
|
sensor_write(sd, 0x3502, explow);
|
|
sensor_write(sd, 0x3501, expmid);
|
|
sensor_write(sd, 0x3500, exphigh);
|
|
sensor_write(sd, 0x3208, 0x10);//end group write
|
|
sensor_write(sd, 0x3208, 0xa0);//init group write
|
|
info->exp = exp_val;
|
|
info->gain = gain_val;
|
|
return 0;
|
|
}
|
|
|
|
static int sensor_s_exp(struct v4l2_subdev *sd, unsigned int exp_val)
|
|
{
|
|
unsigned char explow,expmid,exphigh;
|
|
struct sensor_info *info = to_state(sd);
|
|
|
|
vfe_dev_dbg("sensor_set_exposure = %d\n", exp_val>>4);
|
|
if(exp_val>0xfffff)
|
|
exp_val=0xfffff;
|
|
|
|
//if(info->exp == exp_val && exp_val <= (2480)*16)
|
|
// return 0;
|
|
|
|
exphigh = (unsigned char) ( (0x0f0000&exp_val)>>16);
|
|
expmid = (unsigned char) ( (0x00ff00&exp_val)>>8);
|
|
explow = (unsigned char) ( (0x0000ff&exp_val) );
|
|
|
|
sensor_write(sd, 0x3208, 0x00);//enter group write
|
|
sensor_write(sd, 0x3502, explow);
|
|
sensor_write(sd, 0x3501, expmid);
|
|
sensor_write(sd, 0x3500, 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;
|
|
|
|
if(gain_val<1*16)
|
|
gain_val=16;
|
|
if(gain_val>64*16-1)
|
|
gain_val=64*16-1;
|
|
vfe_dev_dbg("sensor_set_gain = %d\n", gain_val);
|
|
|
|
gain_val *= 8;
|
|
|
|
if (gain_val < 2*16*8)
|
|
{
|
|
gainhigh = 0;
|
|
gainlow = gain_val;
|
|
}
|
|
else if (2*16*8 <=gain_val && gain_val < 4*16*8)
|
|
{
|
|
gainhigh = 1;
|
|
gainlow = gain_val/2-8;
|
|
}
|
|
else if (4*16*8 <= gain_val && gain_val < 8*16*8)
|
|
{
|
|
gainhigh = 3;
|
|
gainlow = gain_val/4-12;
|
|
}
|
|
else
|
|
{
|
|
gainhigh = 7;
|
|
gainlow = gain_val/8-8;
|
|
}
|
|
|
|
sensor_write(sd, 0x3509, gainlow);
|
|
sensor_write(sd, 0x3508, gainhigh);
|
|
sensor_write(sd, 0x3208, 0x10);//end group write
|
|
sensor_write(sd, 0x3208, 0xa0);//init group write
|
|
|
|
//printk("8858 sensor_set_gain = %d, Done!\n", gain_val);
|
|
info->gain = gain_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, 0x0100, &rdval);
|
|
if(ret!=0)
|
|
return ret;
|
|
|
|
if(on_off==CSI_GPIO_LOW)//sw stby on
|
|
{
|
|
ret=sensor_write(sd, 0x0100, rdval&0xfe);
|
|
}
|
|
else//sw stby off
|
|
{
|
|
ret=sensor_write(sd, 0x0100, rdval|0x01);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Stuff that knows about the sensor.
|
|
*/
|
|
|
|
static int sensor_power(struct v4l2_subdev *sd, int on)
|
|
{
|
|
int 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);
|
|
ret = sensor_s_sw_stby(sd, CSI_GPIO_HIGH);
|
|
if(ret < 0)
|
|
vfe_dev_err("soft stby off falied!\n");
|
|
cci_unlock(sd);
|
|
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);
|
|
vfe_set_mclk_freq(sd,MCLK);
|
|
vfe_set_mclk(sd,ON);
|
|
usleep_range(10000,12000);
|
|
vfe_set_pmu_channel(sd,IOVDD,ON);
|
|
vfe_gpio_write(sd,PWDN,CSI_GPIO_HIGH);
|
|
usleep_range(10000,12000);
|
|
vfe_set_pmu_channel(sd,AVDD,ON);
|
|
usleep_range(10000,12000);
|
|
vfe_set_pmu_channel(sd,DVDD,ON);
|
|
vfe_set_pmu_channel(sd,AFVDD,ON);
|
|
usleep_range(10000,12000);
|
|
vfe_gpio_write(sd,RESET,CSI_GPIO_HIGH);
|
|
usleep_range(10000,12000);
|
|
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,RESET,CSI_GPIO_LOW);
|
|
usleep_range(10000,12000);
|
|
vfe_set_pmu_channel(sd,AFVDD,OFF);
|
|
vfe_set_pmu_channel(sd,DVDD,OFF);
|
|
usleep_range(10000,12000);
|
|
vfe_set_pmu_channel(sd,AVDD,OFF);
|
|
usleep_range(10000,12000);
|
|
vfe_set_pmu_channel(sd,IOVDD,OFF);
|
|
vfe_gpio_write(sd,PWDN,CSI_GPIO_LOW);
|
|
usleep_range(10000,12000);
|
|
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, 0x300a, &rdval))
|
|
if(rdval != 0x00)
|
|
return -ENODEV;
|
|
|
|
LOG_ERR_RET(sensor_read(sd, 0x300b, &rdval))
|
|
if(rdval != 0x88)
|
|
return -ENODEV;
|
|
|
|
LOG_ERR_RET(sensor_read(sd, 0x300c, &rdval))
|
|
if(rdval != 0x58)
|
|
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 = QUXGA_WIDTH;
|
|
info->height = QUXGA_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 SET_FPS:
|
|
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_SBGGR10_10X1,//V4L2_MBUS_FMT_SGRBG10_10X1,
|
|
.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[] = {
|
|
/* quxga: 3264*2448 */
|
|
{
|
|
.width = QUXGA_WIDTH,//3280,
|
|
.height = QUXGA_HEIGHT,//2464,
|
|
.hoffset = 0,
|
|
.voffset = 0,
|
|
.hts = 1940,
|
|
.vts = 2474,
|
|
.pclk = 72*1000*1000,
|
|
.mipi_bps = 720*1000*1000,
|
|
.fps_fixed = 2,
|
|
.bin_factor = 1,
|
|
.intg_min = 16,
|
|
.intg_max = (2474-4)<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 15<<4,
|
|
.regs = sensor_quxga_regs,
|
|
.regs_size = ARRAY_SIZE(sensor_quxga_regs),
|
|
.set_size = NULL,
|
|
},
|
|
|
|
/* 1080P */
|
|
{
|
|
.width = HD1080_WIDTH,
|
|
.height = HD1080_HEIGHT,
|
|
.hoffset = 0,
|
|
.voffset = 0,
|
|
.hts = 3570,
|
|
.vts = 1344,
|
|
.pclk = 144*1000*1000,
|
|
.mipi_bps = 720*1000*1000,
|
|
.fps_fixed = 1,
|
|
.bin_factor = 1,
|
|
.intg_min = 1<<4,
|
|
.intg_max = (1344-4)<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 15<<4,
|
|
.regs = sensor_1080p_regs,//
|
|
.regs_size = ARRAY_SIZE(sensor_1080p_regs),//
|
|
.set_size = NULL,
|
|
},
|
|
|
|
/* SXGA */
|
|
{
|
|
.width = SXGA_WIDTH,
|
|
.height = SXGA_HEIGHT,
|
|
.hoffset = 176,
|
|
.voffset = 132,
|
|
.hts = 1928,
|
|
.vts = 1244,
|
|
.pclk = 144*1000*1000,
|
|
.mipi_bps = 720*1000*1000,
|
|
.fps_fixed = 1,
|
|
.bin_factor = 1,
|
|
.intg_min = 1,
|
|
.intg_max = (1244-4)<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 15<<4,
|
|
.regs = sensor_sxga_regs,
|
|
.regs_size = ARRAY_SIZE(sensor_sxga_regs),
|
|
.set_size = NULL,
|
|
},
|
|
|
|
/* 720p */
|
|
{
|
|
.width = HD720_WIDTH,
|
|
.height = HD720_HEIGHT,
|
|
.hoffset = 176,
|
|
.voffset = 252,
|
|
.hts = 1928,
|
|
.vts = 1244,
|
|
.pclk = 144*1000*1000,
|
|
.mipi_bps = 720*1000*1000,
|
|
.fps_fixed = 1,
|
|
.bin_factor = 1,
|
|
.intg_min = 16,
|
|
.intg_max = (1244-4)<<4,
|
|
.gain_min = 1<<4,
|
|
.gain_max = 15<<4,
|
|
.regs = sensor_720p_regs,//
|
|
.regs_size = ARRAY_SIZE(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_CSI2;
|
|
cfg->flags = 0|V4L2_MBUS_CSI2_2_LANE|V4L2_MBUS_CSI2_CHANNEL_0;
|
|
|
|
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_write_array(sd, sensor_oe_disable_regs, ARRAY_SIZE(sensor_oe_disable_regs));
|
|
|
|
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;
|
|
ov8858_sensor_vts = wsize->vts;
|
|
|
|
vfe_dev_print("s_fmt = %x, width = %d, height = %d\n",sensor_fmt->mbus_code,wsize->width,wsize->height);
|
|
|
|
if(info->capture_mode == V4L2_MODE_VIDEO)
|
|
{
|
|
//video
|
|
} else {
|
|
//capture image
|
|
}
|
|
|
|
//sensor_write_array(sd, sensor_oe_enable_regs, ARRAY_SIZE(sensor_oe_enable_regs));
|
|
vfe_dev_print("s_fmt end\n");
|
|
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, 1*16, 64*16-1, 1, 1*16);
|
|
case V4L2_CID_EXPOSURE:
|
|
return v4l2_ctrl_query_fill(qc, 0, 65535*16, 1, 0);
|
|
case V4L2_CID_FRAME_RATE:
|
|
return v4l2_ctrl_query_fill(qc, 15, 120, 1, 120);
|
|
}
|
|
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) {
|
|
vfe_dev_err("max gain qurery is %d,min gain qurey is %d\n",qc.maximum,qc.minimum);
|
|
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_16,
|
|
.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);
|
|
|