| 1 |
1275 |
phoenix |
#ifndef __LINUX_OV511_H
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#define __LINUX_OV511_H
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#include <asm/uaccess.h>
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#include <linux/videodev.h>
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#include <linux/smp_lock.h>
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#include <linux/usb.h>
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#define OV511_DEBUG /* Turn on debug messages */
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#ifdef OV511_DEBUG
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#define PDEBUG(level, fmt, args...) \
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if (debug >= (level)) info("[%s:%d] " fmt, \
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__PRETTY_FUNCTION__, __LINE__ , ## args)
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#else
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#define PDEBUG(level, fmt, args...) do {} while(0)
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#endif
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/* This macro restricts an int variable to an inclusive range */
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#define RESTRICT_TO_RANGE(v,mi,ma) { \
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if ((v) < (mi)) (v) = (mi); \
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else if ((v) > (ma)) (v) = (ma); \
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}
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/* --------------------------------- */
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/* DEFINES FOR OV511 AND OTHER CHIPS */
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/* --------------------------------- */
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/* USB IDs */
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#define VEND_OMNIVISION 0x05A9
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#define PROD_OV511 0x0511
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#define PROD_OV511PLUS 0xA511
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#define PROD_OV518 0x0518
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#define PROD_OV518PLUS 0xA518
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#define VEND_MATTEL 0x0813
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#define PROD_ME2CAM 0x0002
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/* --------------------------------- */
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/* OV51x REGISTER MNEMONICS */
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/* --------------------------------- */
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/* Camera interface register numbers */
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#define R511_CAM_DELAY 0x10
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#define R511_CAM_EDGE 0x11
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#define R511_CAM_PXCNT 0x12
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#define R511_CAM_LNCNT 0x13
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#define R511_CAM_PXDIV 0x14
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#define R511_CAM_LNDIV 0x15
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#define R511_CAM_UV_EN 0x16
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#define R511_CAM_LINE_MODE 0x17
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#define R511_CAM_OPTS 0x18
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/* Snapshot mode camera interface register numbers */
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#define R511_SNAP_FRAME 0x19
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#define R511_SNAP_PXCNT 0x1A
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#define R511_SNAP_LNCNT 0x1B
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#define R511_SNAP_PXDIV 0x1C
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#define R511_SNAP_LNDIV 0x1D
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#define R511_SNAP_UV_EN 0x1E
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#define R511_SNAP_OPTS 0x1F
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/* DRAM register numbers */
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#define R511_DRAM_FLOW_CTL 0x20
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#define R511_DRAM_ARCP 0x21
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#define R511_DRAM_MRC 0x22
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#define R511_DRAM_RFC 0x23
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/* ISO FIFO register numbers */
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#define R51x_FIFO_PSIZE 0x30 /* 2 bytes wide w/ OV518(+) */
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#define R511_FIFO_OPTS 0x31
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/* Parallel IO register numbers */
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#define R511_PIO_OPTS 0x38
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#define R511_PIO_DATA 0x39
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#define R511_PIO_BIST 0x3E
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#define R518_GPIO_IN 0x55 /* OV518(+) only */
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#define R518_GPIO_OUT 0x56 /* OV518(+) only */
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#define R518_GPIO_CTL 0x57 /* OV518(+) only */
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#define R518_GPIO_PULSE_IN 0x58 /* OV518(+) only */
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#define R518_GPIO_PULSE_CLEAR 0x59 /* OV518(+) only */
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#define R518_GPIO_PULSE_POL 0x5a /* OV518(+) only */
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#define R518_GPIO_PULSE_EN 0x5b /* OV518(+) only */
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#define R518_GPIO_RESET 0x5c /* OV518(+) only */
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/* I2C registers */
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#define R511_I2C_CTL 0x40
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#define R518_I2C_CTL 0x47 /* OV518(+) only */
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#define R51x_I2C_W_SID 0x41
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#define R51x_I2C_SADDR_3 0x42
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#define R51x_I2C_SADDR_2 0x43
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#define R51x_I2C_R_SID 0x44
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#define R51x_I2C_DATA 0x45
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#define R51x_I2C_CLOCK 0x46
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#define R51x_I2C_TIMEOUT 0x47
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/* I2C snapshot registers */
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#define R511_SI2C_SADDR_3 0x48
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#define R511_SI2C_DATA 0x49
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/* System control registers */
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#define R51x_SYS_RESET 0x50
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/* Reset type definitions */
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#define OV511_RESET_UDC 0x01
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#define OV511_RESET_I2C 0x02
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#define OV511_RESET_FIFO 0x04
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#define OV511_RESET_OMNICE 0x08
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#define OV511_RESET_DRAM 0x10
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#define OV511_RESET_CAM_INT 0x20
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#define OV511_RESET_OV511 0x40
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#define OV511_RESET_NOREGS 0x3F /* All but OV511 & regs */
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#define OV511_RESET_ALL 0x7F
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#define R511_SYS_CLOCK_DIV 0x51
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#define R51x_SYS_SNAP 0x52
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#define R51x_SYS_INIT 0x53
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#define R511_SYS_PWR_CLK 0x54 /* OV511+/OV518(+) only */
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#define R511_SYS_LED_CTL 0x55 /* OV511+ only */
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#define R511_SYS_USER 0x5E
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#define R511_SYS_CUST_ID 0x5F
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/* OmniCE (compression) registers */
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#define R511_COMP_PHY 0x70
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#define R511_COMP_PHUV 0x71
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#define R511_COMP_PVY 0x72
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#define R511_COMP_PVUV 0x73
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#define R511_COMP_QHY 0x74
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#define R511_COMP_QHUV 0x75
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#define R511_COMP_QVY 0x76
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#define R511_COMP_QVUV 0x77
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#define R511_COMP_EN 0x78
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#define R511_COMP_LUT_EN 0x79
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#define R511_COMP_LUT_BEGIN 0x80
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/* --------------------------------- */
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/* ALTERNATE NUMBERS */
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/* --------------------------------- */
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/* Alternate numbers for various max packet sizes (OV511 only) */
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#define OV511_ALT_SIZE_992 0
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#define OV511_ALT_SIZE_993 1
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#define OV511_ALT_SIZE_768 2
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#define OV511_ALT_SIZE_769 3
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#define OV511_ALT_SIZE_512 4
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#define OV511_ALT_SIZE_513 5
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#define OV511_ALT_SIZE_257 6
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#define OV511_ALT_SIZE_0 7
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/* Alternate numbers for various max packet sizes (OV511+ only) */
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#define OV511PLUS_ALT_SIZE_0 0
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#define OV511PLUS_ALT_SIZE_33 1
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#define OV511PLUS_ALT_SIZE_129 2
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#define OV511PLUS_ALT_SIZE_257 3
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#define OV511PLUS_ALT_SIZE_385 4
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#define OV511PLUS_ALT_SIZE_513 5
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#define OV511PLUS_ALT_SIZE_769 6
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#define OV511PLUS_ALT_SIZE_961 7
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/* Alternate numbers for various max packet sizes (OV518(+) only) */
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#define OV518_ALT_SIZE_0 0
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#define OV518_ALT_SIZE_128 1
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#define OV518_ALT_SIZE_256 2
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#define OV518_ALT_SIZE_384 3
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#define OV518_ALT_SIZE_512 4
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#define OV518_ALT_SIZE_640 5
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#define OV518_ALT_SIZE_768 6
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#define OV518_ALT_SIZE_896 7
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/* --------------------------------- */
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/* OV7610 REGISTER MNEMONICS */
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/* --------------------------------- */
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/* OV7610 registers */
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#define OV7610_REG_GAIN 0x00 /* gain setting (5:0) */
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#define OV7610_REG_BLUE 0x01 /* blue channel balance */
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#define OV7610_REG_RED 0x02 /* red channel balance */
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#define OV7610_REG_SAT 0x03 /* saturation */
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/* 04 reserved */
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#define OV7610_REG_CNT 0x05 /* Y contrast */
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#define OV7610_REG_BRT 0x06 /* Y brightness */
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/* 08-0b reserved */
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#define OV7610_REG_BLUE_BIAS 0x0C /* blue channel bias (5:0) */
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#define OV7610_REG_RED_BIAS 0x0D /* read channel bias (5:0) */
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#define OV7610_REG_GAMMA_COEFF 0x0E /* gamma settings */
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#define OV7610_REG_WB_RANGE 0x0F /* AEC/ALC/S-AWB settings */
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#define OV7610_REG_EXP 0x10 /* manual exposure setting */
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#define OV7610_REG_CLOCK 0x11 /* polarity/clock prescaler */
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#define OV7610_REG_COM_A 0x12 /* misc common regs */
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#define OV7610_REG_COM_B 0x13 /* misc common regs */
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#define OV7610_REG_COM_C 0x14 /* misc common regs */
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#define OV7610_REG_COM_D 0x15 /* misc common regs */
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| 192 |
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#define OV7610_REG_FIELD_DIVIDE 0x16 /* field interval/mode settings */
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#define OV7610_REG_HWIN_START 0x17 /* horizontal window start */
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#define OV7610_REG_HWIN_END 0x18 /* horizontal window end */
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#define OV7610_REG_VWIN_START 0x19 /* vertical window start */
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#define OV7610_REG_VWIN_END 0x1A /* vertical window end */
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#define OV7610_REG_PIXEL_SHIFT 0x1B /* pixel shift */
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#define OV7610_REG_ID_HIGH 0x1C /* manufacturer ID MSB */
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#define OV7610_REG_ID_LOW 0x1D /* manufacturer ID LSB */
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/* 0e-0f reserved */
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#define OV7610_REG_COM_E 0x20 /* misc common regs */
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#define OV7610_REG_YOFFSET 0x21 /* Y channel offset */
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#define OV7610_REG_UOFFSET 0x22 /* U channel offset */
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| 204 |
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/* 23 reserved */
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| 205 |
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#define OV7610_REG_ECW 0x24 /* Exposure white level for AEC */
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#define OV7610_REG_ECB 0x25 /* Exposure black level for AEC */
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#define OV7610_REG_COM_F 0x26 /* misc settings */
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| 208 |
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#define OV7610_REG_COM_G 0x27 /* misc settings */
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| 209 |
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#define OV7610_REG_COM_H 0x28 /* misc settings */
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| 210 |
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#define OV7610_REG_COM_I 0x29 /* misc settings */
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| 211 |
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#define OV7610_REG_FRAMERATE_H 0x2A /* frame rate MSB + misc */
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| 212 |
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#define OV7610_REG_FRAMERATE_L 0x2B /* frame rate LSB */
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#define OV7610_REG_ALC 0x2C /* Auto Level Control settings */
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| 214 |
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#define OV7610_REG_COM_J 0x2D /* misc settings */
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| 215 |
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#define OV7610_REG_VOFFSET 0x2E /* V channel offset adjustment */
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#define OV7610_REG_ARRAY_BIAS 0x2F /* Array bias -- don't change */
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| 217 |
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/* 30-32 reserved */
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| 218 |
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#define OV7610_REG_YGAMMA 0x33 /* misc gamma settings (7:6) */
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| 219 |
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#define OV7610_REG_BIAS_ADJUST 0x34 /* misc bias settings */
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| 220 |
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#define OV7610_REG_COM_L 0x35 /* misc settings */
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| 221 |
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/* 36-37 reserved */
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| 222 |
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#define OV7610_REG_COM_K 0x38 /* misc registers */
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| 224 |
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/* --------------------------------- */
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| 225 |
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/* I2C ADDRESSES */
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/* --------------------------------- */
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| 228 |
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#define OV7xx0_SID 0x42
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#define OV6xx0_SID 0xC0
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| 230 |
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#define OV8xx0_SID 0xA0
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| 231 |
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#define KS0127_SID 0xD8
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| 232 |
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#define SAA7111A_SID 0x48
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| 233 |
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| 234 |
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/* --------------------------------- */
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| 235 |
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/* MISCELLANEOUS DEFINES */
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/* --------------------------------- */
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| 237 |
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| 238 |
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#define I2C_CLOCK_PRESCALER 0x03
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| 239 |
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| 240 |
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#define FRAMES_PER_DESC 10 /* FIXME - What should this be? */
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| 241 |
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#define MAX_FRAME_SIZE_PER_DESC 993 /* For statically allocated stuff */
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| 242 |
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#define PIXELS_PER_SEG 256 /* Pixels per segment */
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| 243 |
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| 244 |
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#define OV511_ENDPOINT_ADDRESS 1 /* Isoc endpoint number */
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| 245 |
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| 246 |
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#define OV511_NUMFRAMES 2
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| 247 |
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#if OV511_NUMFRAMES > VIDEO_MAX_FRAME
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| 248 |
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#error "OV511_NUMFRAMES is too high"
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| 249 |
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#endif
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| 250 |
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| 251 |
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#define OV511_NUMSBUF 2
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| 252 |
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| 253 |
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/* Control transfers use up to 4 bytes */
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| 254 |
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#define OV511_CBUF_SIZE 4
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| 255 |
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| 256 |
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/* Size of usb_make_path() buffer */
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| 257 |
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#define OV511_USB_PATH_LEN 64
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| 258 |
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| 259 |
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/* Bridge types */
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| 260 |
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enum {
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| 261 |
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BRG_UNKNOWN,
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| 262 |
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BRG_OV511,
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| 263 |
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BRG_OV511PLUS,
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| 264 |
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BRG_OV518,
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| 265 |
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BRG_OV518PLUS,
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| 266 |
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};
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| 267 |
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| 268 |
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/* Bridge classes */
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| 269 |
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enum {
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| 270 |
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BCL_UNKNOWN,
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| 271 |
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BCL_OV511,
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| 272 |
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BCL_OV518,
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| 273 |
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};
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| 274 |
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| 275 |
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/* Sensor types */
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| 276 |
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enum {
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| 277 |
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SEN_UNKNOWN,
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| 278 |
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SEN_OV76BE,
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| 279 |
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SEN_OV7610,
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| 280 |
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SEN_OV7620,
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| 281 |
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SEN_OV7620AE,
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| 282 |
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SEN_OV6620,
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| 283 |
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SEN_OV6630,
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| 284 |
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SEN_OV6630AE,
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| 285 |
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SEN_OV6630AF,
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| 286 |
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SEN_OV8600,
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| 287 |
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SEN_KS0127,
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| 288 |
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SEN_KS0127B,
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| 289 |
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SEN_SAA7111A,
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| 290 |
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};
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| 291 |
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| 292 |
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enum {
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| 293 |
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STATE_SCANNING, /* Scanning for start */
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| 294 |
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STATE_HEADER, /* Parsing header */
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| 295 |
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STATE_LINES, /* Parsing lines */
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| 296 |
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};
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| 297 |
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| 298 |
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/* Buffer states */
|
| 299 |
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enum {
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| 300 |
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BUF_NOT_ALLOCATED,
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| 301 |
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BUF_ALLOCATED,
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| 302 |
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};
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| 303 |
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| 304 |
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/* --------- Definition of ioctl interface --------- */
|
| 305 |
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| 306 |
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#define OV511_INTERFACE_VER 101
|
| 307 |
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|
| 308 |
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/* LED options */
|
| 309 |
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enum {
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| 310 |
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LED_OFF,
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| 311 |
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LED_ON,
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| 312 |
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LED_AUTO,
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| 313 |
|
|
};
|
| 314 |
|
|
|
| 315 |
|
|
/* Raw frame formats */
|
| 316 |
|
|
enum {
|
| 317 |
|
|
RAWFMT_INVALID,
|
| 318 |
|
|
RAWFMT_YUV400,
|
| 319 |
|
|
RAWFMT_YUV420,
|
| 320 |
|
|
RAWFMT_YUV422,
|
| 321 |
|
|
RAWFMT_GBR422,
|
| 322 |
|
|
};
|
| 323 |
|
|
|
| 324 |
|
|
/* Unsigned short option numbers */
|
| 325 |
|
|
enum {
|
| 326 |
|
|
OV511_USOPT_INVALID,
|
| 327 |
|
|
OV511_USOPT_BRIGHT,
|
| 328 |
|
|
OV511_USOPT_SAT,
|
| 329 |
|
|
OV511_USOPT_HUE,
|
| 330 |
|
|
OV511_USOPT_CONTRAST,
|
| 331 |
|
|
};
|
| 332 |
|
|
|
| 333 |
|
|
/* Unsigned int option numbers */
|
| 334 |
|
|
enum {
|
| 335 |
|
|
OV511_UIOPT_INVALID,
|
| 336 |
|
|
OV511_UIOPT_POWER_FREQ,
|
| 337 |
|
|
OV511_UIOPT_BFILTER,
|
| 338 |
|
|
OV511_UIOPT_LED,
|
| 339 |
|
|
OV511_UIOPT_DEBUG,
|
| 340 |
|
|
OV511_UIOPT_COMPRESS,
|
| 341 |
|
|
};
|
| 342 |
|
|
|
| 343 |
|
|
struct ov511_ushort_opt {
|
| 344 |
|
|
int optnum; /* Specific option number */
|
| 345 |
|
|
unsigned short val;
|
| 346 |
|
|
};
|
| 347 |
|
|
|
| 348 |
|
|
struct ov511_uint_opt {
|
| 349 |
|
|
int optnum; /* Specific option number */
|
| 350 |
|
|
unsigned int val;
|
| 351 |
|
|
};
|
| 352 |
|
|
|
| 353 |
|
|
struct ov511_i2c_struct {
|
| 354 |
|
|
unsigned char slave; /* Write slave ID (read ID - 1) */
|
| 355 |
|
|
unsigned char reg; /* Index of register */
|
| 356 |
|
|
unsigned char value; /* User sets this w/ write, driver does w/ read */
|
| 357 |
|
|
unsigned char mask; /* Bits to be changed. Not used with read ops */
|
| 358 |
|
|
};
|
| 359 |
|
|
|
| 360 |
|
|
/* ioctls */
|
| 361 |
|
|
#define OV511IOC_GINTVER _IOR('v', BASE_VIDIOCPRIVATE + 0, int)
|
| 362 |
|
|
#define OV511IOC_GUSHORT _IOWR('v', BASE_VIDIOCPRIVATE + 1, \
|
| 363 |
|
|
struct ov511_ushort_opt)
|
| 364 |
|
|
#define OV511IOC_SUSHORT _IOW('v', BASE_VIDIOCPRIVATE + 2, \
|
| 365 |
|
|
struct ov511_ushort_opt)
|
| 366 |
|
|
#define OV511IOC_GUINT _IOWR('v', BASE_VIDIOCPRIVATE + 3, \
|
| 367 |
|
|
struct ov511_uint_opt)
|
| 368 |
|
|
#define OV511IOC_SUINT _IOW('v', BASE_VIDIOCPRIVATE + 4, \
|
| 369 |
|
|
struct ov511_uint_opt)
|
| 370 |
|
|
#define OV511IOC_WI2C _IOW('v', BASE_VIDIOCPRIVATE + 5, \
|
| 371 |
|
|
struct ov511_i2c_struct)
|
| 372 |
|
|
#define OV511IOC_RI2C _IOWR('v', BASE_VIDIOCPRIVATE + 6, \
|
| 373 |
|
|
struct ov511_i2c_struct)
|
| 374 |
|
|
/* ------------- End IOCTL interface -------------- */
|
| 375 |
|
|
|
| 376 |
|
|
struct usb_ov511; /* Forward declaration */
|
| 377 |
|
|
|
| 378 |
|
|
struct ov511_sbuf {
|
| 379 |
|
|
struct usb_ov511 *ov;
|
| 380 |
|
|
unsigned char *data;
|
| 381 |
|
|
struct urb *urb;
|
| 382 |
|
|
spinlock_t lock;
|
| 383 |
|
|
int n;
|
| 384 |
|
|
};
|
| 385 |
|
|
|
| 386 |
|
|
enum {
|
| 387 |
|
|
FRAME_UNUSED, /* Unused (no MCAPTURE) */
|
| 388 |
|
|
FRAME_READY, /* Ready to start grabbing */
|
| 389 |
|
|
FRAME_GRABBING, /* In the process of being grabbed into */
|
| 390 |
|
|
FRAME_DONE, /* Finished grabbing, but not been synced yet */
|
| 391 |
|
|
FRAME_ERROR, /* Something bad happened while processing */
|
| 392 |
|
|
};
|
| 393 |
|
|
|
| 394 |
|
|
struct ov511_regvals {
|
| 395 |
|
|
enum {
|
| 396 |
|
|
OV511_DONE_BUS,
|
| 397 |
|
|
OV511_REG_BUS,
|
| 398 |
|
|
OV511_I2C_BUS,
|
| 399 |
|
|
} bus;
|
| 400 |
|
|
unsigned char reg;
|
| 401 |
|
|
unsigned char val;
|
| 402 |
|
|
};
|
| 403 |
|
|
|
| 404 |
|
|
struct ov511_frame {
|
| 405 |
|
|
int framenum; /* Index of this frame */
|
| 406 |
|
|
unsigned char *data; /* Frame buffer */
|
| 407 |
|
|
unsigned char *tempdata; /* Temp buffer for multi-stage conversions */
|
| 408 |
|
|
unsigned char *rawdata; /* Raw camera data buffer */
|
| 409 |
|
|
unsigned char *compbuf; /* Temp buffer for decompressor */
|
| 410 |
|
|
|
| 411 |
|
|
int depth; /* Bytes per pixel */
|
| 412 |
|
|
int width; /* Width application is expecting */
|
| 413 |
|
|
int height; /* Height application is expecting */
|
| 414 |
|
|
|
| 415 |
|
|
int rawwidth; /* Actual width of frame sent from camera */
|
| 416 |
|
|
int rawheight; /* Actual height of frame sent from camera */
|
| 417 |
|
|
|
| 418 |
|
|
int sub_flag; /* Sub-capture mode for this frame? */
|
| 419 |
|
|
unsigned int format; /* Format for this frame */
|
| 420 |
|
|
int compressed; /* Is frame compressed? */
|
| 421 |
|
|
|
| 422 |
|
|
volatile int grabstate; /* State of grabbing */
|
| 423 |
|
|
int scanstate; /* State of scanning */
|
| 424 |
|
|
|
| 425 |
|
|
int bytes_recvd; /* Number of image bytes received from camera */
|
| 426 |
|
|
|
| 427 |
|
|
long bytes_read; /* Amount that has been read() */
|
| 428 |
|
|
|
| 429 |
|
|
wait_queue_head_t wq; /* Processes waiting */
|
| 430 |
|
|
|
| 431 |
|
|
int snapshot; /* True if frame was a snapshot */
|
| 432 |
|
|
};
|
| 433 |
|
|
|
| 434 |
|
|
#define DECOMP_INTERFACE_VER 4
|
| 435 |
|
|
|
| 436 |
|
|
/* Compression module operations */
|
| 437 |
|
|
struct ov51x_decomp_ops {
|
| 438 |
|
|
int (*decomp_400)(unsigned char *, unsigned char *, unsigned char *,
|
| 439 |
|
|
int, int, int);
|
| 440 |
|
|
int (*decomp_420)(unsigned char *, unsigned char *, unsigned char *,
|
| 441 |
|
|
int, int, int);
|
| 442 |
|
|
int (*decomp_422)(unsigned char *, unsigned char *, unsigned char *,
|
| 443 |
|
|
int, int, int);
|
| 444 |
|
|
struct module *owner;
|
| 445 |
|
|
};
|
| 446 |
|
|
|
| 447 |
|
|
struct usb_ov511 {
|
| 448 |
|
|
struct video_device vdev;
|
| 449 |
|
|
|
| 450 |
|
|
/* Device structure */
|
| 451 |
|
|
struct usb_device *dev;
|
| 452 |
|
|
|
| 453 |
|
|
int customid;
|
| 454 |
|
|
char *desc;
|
| 455 |
|
|
unsigned char iface;
|
| 456 |
|
|
char usb_path[OV511_USB_PATH_LEN];
|
| 457 |
|
|
|
| 458 |
|
|
/* Determined by sensor type */
|
| 459 |
|
|
int maxwidth;
|
| 460 |
|
|
int maxheight;
|
| 461 |
|
|
int minwidth;
|
| 462 |
|
|
int minheight;
|
| 463 |
|
|
|
| 464 |
|
|
int brightness;
|
| 465 |
|
|
int colour;
|
| 466 |
|
|
int contrast;
|
| 467 |
|
|
int hue;
|
| 468 |
|
|
int whiteness;
|
| 469 |
|
|
int exposure;
|
| 470 |
|
|
int auto_brt; /* Auto brightness enabled flag */
|
| 471 |
|
|
int auto_gain; /* Auto gain control enabled flag */
|
| 472 |
|
|
int auto_exp; /* Auto exposure enabled flag */
|
| 473 |
|
|
int backlight; /* Backlight exposure algorithm flag */
|
| 474 |
|
|
int mirror; /* Image is reversed horizontally */
|
| 475 |
|
|
|
| 476 |
|
|
int led_policy; /* LED: off|on|auto; OV511+ only */
|
| 477 |
|
|
|
| 478 |
|
|
struct semaphore lock; /* Serializes user-accessible operations */
|
| 479 |
|
|
int user; /* user count for exclusive use */
|
| 480 |
|
|
|
| 481 |
|
|
int streaming; /* Are we streaming Isochronous? */
|
| 482 |
|
|
int grabbing; /* Are we grabbing? */
|
| 483 |
|
|
|
| 484 |
|
|
int compress; /* Should the next frame be compressed? */
|
| 485 |
|
|
int compress_inited; /* Are compression params uploaded? */
|
| 486 |
|
|
|
| 487 |
|
|
int lightfreq; /* Power (lighting) frequency */
|
| 488 |
|
|
int bandfilt; /* Banding filter enabled flag */
|
| 489 |
|
|
|
| 490 |
|
|
unsigned char *fbuf; /* Videodev buffer area */
|
| 491 |
|
|
unsigned char *tempfbuf; /* Temporary (intermediate) buffer area */
|
| 492 |
|
|
unsigned char *rawfbuf; /* Raw camera data buffer area */
|
| 493 |
|
|
|
| 494 |
|
|
int sub_flag; /* Pix Array subcapture on flag */
|
| 495 |
|
|
int subx; /* Pix Array subcapture x offset */
|
| 496 |
|
|
int suby; /* Pix Array subcapture y offset */
|
| 497 |
|
|
int subw; /* Pix Array subcapture width */
|
| 498 |
|
|
int subh; /* Pix Array subcapture height */
|
| 499 |
|
|
|
| 500 |
|
|
int curframe; /* Current receiving sbuf */
|
| 501 |
|
|
struct ov511_frame frame[OV511_NUMFRAMES];
|
| 502 |
|
|
|
| 503 |
|
|
struct ov511_sbuf sbuf[OV511_NUMSBUF];
|
| 504 |
|
|
|
| 505 |
|
|
wait_queue_head_t wq; /* Processes waiting */
|
| 506 |
|
|
|
| 507 |
|
|
int snap_enabled; /* Snapshot mode enabled */
|
| 508 |
|
|
|
| 509 |
|
|
int bridge; /* Type of bridge (BRG_*) */
|
| 510 |
|
|
int bclass; /* Class of bridge (BCL_*) */
|
| 511 |
|
|
int sensor; /* Type of image sensor chip (SEN_*) */
|
| 512 |
|
|
|
| 513 |
|
|
int packet_size; /* Frame size per isoc desc */
|
| 514 |
|
|
int packet_numbering; /* Is ISO frame numbering enabled? */
|
| 515 |
|
|
|
| 516 |
|
|
struct semaphore param_lock; /* params lock for this camera */
|
| 517 |
|
|
|
| 518 |
|
|
/* /proc entries, relative to /proc/video/ov511/ */
|
| 519 |
|
|
struct proc_dir_entry *proc_devdir; /* Per-device proc directory */
|
| 520 |
|
|
struct proc_dir_entry *proc_info; /* <minor#>/info entry */
|
| 521 |
|
|
struct proc_dir_entry *proc_button; /* <minor#>/button entry */
|
| 522 |
|
|
struct proc_dir_entry *proc_control; /* <minor#>/control entry */
|
| 523 |
|
|
|
| 524 |
|
|
/* Framebuffer/sbuf management */
|
| 525 |
|
|
int buf_state;
|
| 526 |
|
|
struct semaphore buf_lock;
|
| 527 |
|
|
|
| 528 |
|
|
struct ov51x_decomp_ops *decomp_ops;
|
| 529 |
|
|
|
| 530 |
|
|
/* Stop streaming while changing picture settings */
|
| 531 |
|
|
int stop_during_set;
|
| 532 |
|
|
|
| 533 |
|
|
int stopped; /* Streaming is temporarily paused */
|
| 534 |
|
|
|
| 535 |
|
|
/* Video decoder stuff */
|
| 536 |
|
|
int input; /* Composite, S-VIDEO, etc... */
|
| 537 |
|
|
int num_inputs; /* Number of inputs */
|
| 538 |
|
|
int norm; /* NTSC / PAL / SECAM */
|
| 539 |
|
|
int has_decoder; /* Device has a video decoder */
|
| 540 |
|
|
int pal; /* Device is designed for PAL resolution */
|
| 541 |
|
|
|
| 542 |
|
|
/* I2C interface */
|
| 543 |
|
|
struct semaphore i2c_lock; /* Protect I2C controller regs */
|
| 544 |
|
|
unsigned char primary_i2c_slave; /* I2C write id of sensor */
|
| 545 |
|
|
|
| 546 |
|
|
/* Control transaction stuff */
|
| 547 |
|
|
unsigned char *cbuf; /* Buffer for payload */
|
| 548 |
|
|
struct semaphore cbuf_lock;
|
| 549 |
|
|
};
|
| 550 |
|
|
|
| 551 |
|
|
/* Used to represent a list of values and their respective symbolic names */
|
| 552 |
|
|
struct symbolic_list {
|
| 553 |
|
|
int num;
|
| 554 |
|
|
char *name;
|
| 555 |
|
|
};
|
| 556 |
|
|
|
| 557 |
|
|
#define NOT_DEFINED_STR "Unknown"
|
| 558 |
|
|
|
| 559 |
|
|
/* Returns the name of the matching element in the symbolic_list array. The
|
| 560 |
|
|
* end of the list must be marked with an element that has a NULL name.
|
| 561 |
|
|
*/
|
| 562 |
|
|
static inline char *
|
| 563 |
|
|
symbolic(struct symbolic_list list[], int num)
|
| 564 |
|
|
{
|
| 565 |
|
|
int i;
|
| 566 |
|
|
|
| 567 |
|
|
for (i = 0; list[i].name != NULL; i++)
|
| 568 |
|
|
if (list[i].num == num)
|
| 569 |
|
|
return (list[i].name);
|
| 570 |
|
|
|
| 571 |
|
|
return (NOT_DEFINED_STR);
|
| 572 |
|
|
}
|
| 573 |
|
|
|
| 574 |
|
|
/* Compression stuff */
|
| 575 |
|
|
|
| 576 |
|
|
#define OV511_QUANTABLESIZE 64
|
| 577 |
|
|
#define OV518_QUANTABLESIZE 32
|
| 578 |
|
|
|
| 579 |
|
|
#define OV511_YQUANTABLE { \
|
| 580 |
|
|
0, 1, 1, 2, 2, 3, 3, 4, \
|
| 581 |
|
|
1, 1, 1, 2, 2, 3, 4, 4, \
|
| 582 |
|
|
1, 1, 2, 2, 3, 4, 4, 4, \
|
| 583 |
|
|
2, 2, 2, 3, 4, 4, 4, 4, \
|
| 584 |
|
|
2, 2, 3, 4, 4, 5, 5, 5, \
|
| 585 |
|
|
3, 3, 4, 4, 5, 5, 5, 5, \
|
| 586 |
|
|
3, 4, 4, 4, 5, 5, 5, 5, \
|
| 587 |
|
|
4, 4, 4, 4, 5, 5, 5, 5 \
|
| 588 |
|
|
}
|
| 589 |
|
|
|
| 590 |
|
|
#define OV511_UVQUANTABLE { \
|
| 591 |
|
|
0, 2, 2, 3, 4, 4, 4, 4, \
|
| 592 |
|
|
2, 2, 2, 4, 4, 4, 4, 4, \
|
| 593 |
|
|
2, 2, 3, 4, 4, 4, 4, 4, \
|
| 594 |
|
|
3, 4, 4, 4, 4, 4, 4, 4, \
|
| 595 |
|
|
4, 4, 4, 4, 4, 4, 4, 4, \
|
| 596 |
|
|
4, 4, 4, 4, 4, 4, 4, 4, \
|
| 597 |
|
|
4, 4, 4, 4, 4, 4, 4, 4, \
|
| 598 |
|
|
4, 4, 4, 4, 4, 4, 4, 4 \
|
| 599 |
|
|
}
|
| 600 |
|
|
|
| 601 |
|
|
#define OV518_YQUANTABLE { \
|
| 602 |
|
|
5, 4, 5, 6, 6, 7, 7, 7, \
|
| 603 |
|
|
5, 5, 5, 5, 6, 7, 7, 7, \
|
| 604 |
|
|
6, 6, 6, 6, 7, 7, 7, 8, \
|
| 605 |
|
|
7, 7, 6, 7, 7, 7, 8, 8 \
|
| 606 |
|
|
}
|
| 607 |
|
|
|
| 608 |
|
|
#define OV518_UVQUANTABLE { \
|
| 609 |
|
|
6, 6, 6, 7, 7, 7, 7, 7, \
|
| 610 |
|
|
6, 6, 6, 7, 7, 7, 7, 7, \
|
| 611 |
|
|
6, 6, 6, 7, 7, 7, 7, 8, \
|
| 612 |
|
|
7, 7, 7, 7, 7, 7, 8, 8 \
|
| 613 |
|
|
}
|
| 614 |
|
|
|
| 615 |
|
|
#endif
|
