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V4L/DVB (9561): gspca: Cleanup the source of ov519.
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Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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Jean-Francois Moine authored and Mauro Carvalho Chehab committed Dec 29, 2008
1 parent 9171187 commit ac40b1f
Showing 1 changed file with 64 additions and 84 deletions.
148 changes: 64 additions & 84 deletions drivers/media/video/gspca/ov519.c
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Original file line number Diff line number Diff line change
Expand Up @@ -40,22 +40,18 @@ struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */

/* Determined by sensor type */
char sif;
__u8 sif;

unsigned char primary_i2c_slave; /* I2C write id of sensor */

unsigned char brightness;
unsigned char contrast;
unsigned char colors;
__u8 brightness;
__u8 contrast;
__u8 colors;
__u8 hflip;
__u8 vflip;

char compress; /* Should the next frame be compressed? */
char compress_inited; /* Are compression params uploaded? */
char stopped; /* Streaming is temporarily paused */
__u8 stopped; /* Streaming is temporarily paused */

char frame_rate; /* current Framerate (OV519 only) */
char clockdiv; /* clockdiv override for OV519 only */
__u8 frame_rate; /* current Framerate (OV519 only) */
__u8 clockdiv; /* clockdiv override for OV519 only */

char sensor; /* Type of image sensor chip (SEN_*) */
#define SEN_UNKNOWN 0
Expand All @@ -67,7 +63,6 @@ struct sd {
#define SEN_OV7670 6
#define SEN_OV76BE 7
#define SEN_OV8610 8

};

/* V4L2 controls supported by the driver */
Expand Down Expand Up @@ -184,15 +179,15 @@ static struct v4l2_pix_format sif_mode[] = {
};

/* OV519 Camera interface register numbers */
#define OV519_CAM_H_SIZE 0x10
#define OV519_CAM_V_SIZE 0x11
#define OV519_CAM_X_OFFSETL 0x12
#define OV519_CAM_X_OFFSETH 0x13
#define OV519_CAM_Y_OFFSETL 0x14
#define OV519_CAM_Y_OFFSETH 0x15
#define OV519_CAM_DIVIDER 0x16
#define OV519_CAM_DFR 0x20
#define OV519_CAM_FORMAT 0x25
#define OV519_R10_H_SIZE 0x10
#define OV519_R11_V_SIZE 0x11
#define OV519_R12_X_OFFSETL 0x12
#define OV519_R13_X_OFFSETH 0x13
#define OV519_R14_Y_OFFSETL 0x14
#define OV519_R15_Y_OFFSETH 0x15
#define OV519_R16_DIVIDER 0x16
#define OV519_R20_DFR 0x20
#define OV519_R25_FORMAT 0x25

/* OV519 System Controller register numbers */
#define OV519_SYS_RESET1 0x51
Expand Down Expand Up @@ -562,8 +557,8 @@ static const struct ov_i2c_regvals norm_7670[] = {
{ OV7670_REG_VSTOP, 0x7a },
{ OV7670_REG_VREF, 0x0a },

{ OV7670_REG_COM3, 0 },
{ OV7670_REG_COM14, 0 },
{ OV7670_REG_COM3, 0x00 },
{ OV7670_REG_COM14, 0x00 },
/* Mystery scaling numbers */
{ 0x70, 0x3a },
{ 0x71, 0x35 },
Expand Down Expand Up @@ -595,8 +590,8 @@ static const struct ov_i2c_regvals norm_7670[] = {
{ OV7670_REG_COM8, OV7670_COM8_FASTAEC
| OV7670_COM8_AECSTEP
| OV7670_COM8_BFILT },
{ OV7670_REG_GAIN, 0 },
{ OV7670_REG_AECH, 0 },
{ OV7670_REG_GAIN, 0x00 },
{ OV7670_REG_AECH, 0x00 },
{ OV7670_REG_COM4, 0x40 }, /* magic reserved bit */
{ OV7670_REG_COM9, 0x18 }, /* 4x gain + magic rsvd bit */
{ OV7670_REG_BD50MAX, 0x05 },
Expand Down Expand Up @@ -634,16 +629,16 @@ static const struct ov_i2c_regvals norm_7670[] = {
{ OV7670_REG_COM12, 0x78 },
{ 0x4d, 0x40 },
{ 0x4e, 0x20 },
{ OV7670_REG_GFIX, 0 },
{ OV7670_REG_GFIX, 0x00 },
{ 0x6b, 0x4a },
{ 0x74, 0x10 },
{ 0x8d, 0x4f },
{ 0x8e, 0 },
{ 0x8f, 0 },
{ 0x90, 0 },
{ 0x91, 0 },
{ 0x96, 0 },
{ 0x9a, 0 },
{ 0x8e, 0x00 },
{ 0x8f, 0x00 },
{ 0x90, 0x00 },
{ 0x91, 0x00 },
{ 0x96, 0x00 },
{ 0x9a, 0x00 },
{ 0xb0, 0x84 },
{ 0xb1, 0x0c },
{ 0xb2, 0x0e },
Expand Down Expand Up @@ -681,17 +676,17 @@ static const struct ov_i2c_regvals norm_7670[] = {
/* Matrix coefficients */
{ 0x4f, 0x80 },
{ 0x50, 0x80 },
{ 0x51, 0 },
{ 0x51, 0x00 },
{ 0x52, 0x22 },
{ 0x53, 0x5e },
{ 0x54, 0x80 },
{ 0x58, 0x9e },

{ OV7670_REG_COM16, OV7670_COM16_AWBGAIN },
{ OV7670_REG_EDGE, 0 },
{ OV7670_REG_EDGE, 0x00 },
{ 0x75, 0x05 },
{ 0x76, 0xe1 },
{ 0x4c, 0 },
{ 0x4c, 0x00 },
{ 0x77, 0x01 },
{ OV7670_REG_COM13, OV7670_COM13_GAMMA
| OV7670_COM13_UVSAT
Expand All @@ -704,7 +699,7 @@ static const struct ov_i2c_regvals norm_7670[] = {
{ 0x34, 0x11 },
{ OV7670_REG_COM11, OV7670_COM11_EXP|OV7670_COM11_HZAUTO },
{ 0xa4, 0x88 },
{ 0x96, 0 },
{ 0x96, 0x00 },
{ 0x97, 0x30 },
{ 0x98, 0x20 },
{ 0x99, 0x30 },
Expand Down Expand Up @@ -942,11 +937,11 @@ static int i2c_w(struct sd *sd,

/* Initiate 3-byte write cycle */
rc = reg_w(sd, R518_I2C_CTL, 0x01);
if (rc < 0)
return rc;

/* wait for write complete */
msleep(4);
if (rc < 0)
return rc;
return reg_r8(sd, R518_I2C_CTL);
}

Expand Down Expand Up @@ -1029,7 +1024,7 @@ static inline int ov51x_restart(struct sd *sd)
*/
static int init_ov_sensor(struct sd *sd)
{
int i, success;
int i;

/* Reset the sensor */
if (i2c_w(sd, 0x12, 0x80) < 0)
Expand All @@ -1038,11 +1033,11 @@ static int init_ov_sensor(struct sd *sd)
/* Wait for it to initialize */
msleep(150);

for (i = 0, success = 0; i < i2c_detect_tries && !success; i++) {
for (i = 0; i < i2c_detect_tries; i++) {
if (i2c_r(sd, OV7610_REG_ID_HIGH) == 0x7f &&
i2c_r(sd, OV7610_REG_ID_LOW) == 0xa2) {
success = 1;
continue;
PDEBUG(D_PROBE, "I2C synced in %d attempt(s)", i);
return 0;
}

/* Reset the sensor */
Expand All @@ -1054,10 +1049,7 @@ static int init_ov_sensor(struct sd *sd)
if (i2c_r(sd, 0x00) < 0)
return -EIO;
}
if (!success)
return -EIO;
PDEBUG(D_PROBE, "I2C synced in %d attempt(s)", i);
return 0;
return -EIO;
}

/* Set the read and write slave IDs. The "slave" argument is the write slave,
Expand All @@ -1073,7 +1065,6 @@ static int ov51x_set_slave_ids(struct sd *sd,
rc = reg_w(sd, R51x_I2C_W_SID, slave);
if (rc < 0)
return rc;
sd->primary_i2c_slave = slave;
return reg_w(sd, R51x_I2C_R_SID, slave + 1);
}

Expand Down Expand Up @@ -1285,7 +1276,6 @@ static int ov6xx0_configure(struct sd *sd)
/* Turns on or off the LED. Only has an effect with OV511+/OV518(+)/OV519 */
static void ov51x_led_control(struct sd *sd, int on)
{
/* PDEBUG(D_STREAM, "LED (%s)", on ? "on" : "off"); */
reg_w_mask(sd, OV519_GPIO_DATA_OUT0, !on, 1); /* 0 / 1 */
}

Expand Down Expand Up @@ -1352,7 +1342,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
}
if (ov8xx0_configure(sd) < 0) {
PDEBUG(D_ERR,
"Failed to configure OV8xx0 sensor");
"Failed to configure OV8xx0 sensor");
goto error;
}
}
Expand Down Expand Up @@ -1482,22 +1472,22 @@ static int ov519_mode_init_regs(struct sd *sd)
return -EIO;
if (sd->sensor == SEN_OV7640) {
/* Select 8-bit input mode */
reg_w_mask(sd, OV519_CAM_DFR, 0x10, 0x10);
reg_w_mask(sd, OV519_R20_DFR, 0x10, 0x10);
}
} else {
if (write_regvals(sd, mode_init_519_ov7670,
ARRAY_SIZE(mode_init_519_ov7670)))
return -EIO;
}

reg_w(sd, OV519_CAM_H_SIZE, sd->gspca_dev.width >> 4);
reg_w(sd, OV519_CAM_V_SIZE, sd->gspca_dev.height >> 3);
reg_w(sd, OV519_CAM_X_OFFSETL, 0x00);
reg_w(sd, OV519_CAM_X_OFFSETH, 0x00);
reg_w(sd, OV519_CAM_Y_OFFSETL, 0x00);
reg_w(sd, OV519_CAM_Y_OFFSETH, 0x00);
reg_w(sd, OV519_CAM_DIVIDER, 0x00);
reg_w(sd, OV519_CAM_FORMAT, 0x03); /* YUV422 */
reg_w(sd, OV519_R10_H_SIZE, sd->gspca_dev.width >> 4);
reg_w(sd, OV519_R11_V_SIZE, sd->gspca_dev.height >> 3);
reg_w(sd, OV519_R12_X_OFFSETL, 0x00);
reg_w(sd, OV519_R13_X_OFFSETH, 0x00);
reg_w(sd, OV519_R14_Y_OFFSETL, 0x00);
reg_w(sd, OV519_R15_Y_OFFSETH, 0x00);
reg_w(sd, OV519_R16_DIVIDER, 0x00);
reg_w(sd, OV519_R25_FORMAT, 0x03); /* YUV422 */
reg_w(sd, 0x26, 0x00); /* Undocumented */

/******** Set the framerate ********/
Expand Down Expand Up @@ -1576,7 +1566,6 @@ static int ov519_mode_init_regs(struct sd *sd)
}
break;
}

return 0;
}

Expand Down Expand Up @@ -1667,7 +1656,7 @@ static int mode_init_ov_sensor_regs(struct sd *sd)
* the gain or the contrast. The "reserved" bits seem
* to have some effect in this case. */
i2c_w(sd, 0x2d, 0x85);
} else if (sd->clockdiv >= 0) {
} else {
i2c_w(sd, 0x11, sd->clockdiv);
}

Expand Down Expand Up @@ -1869,7 +1858,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
ret = ov51x_restart(sd);
if (ret < 0)
goto out;
PDEBUG(D_STREAM, "camera started alt: 0x%02x", gspca_dev->alt);
ov51x_led_control(sd, 1);
return 0;
out:
Expand All @@ -1879,8 +1867,10 @@ static int sd_start(struct gspca_dev *gspca_dev)

static void sd_stopN(struct gspca_dev *gspca_dev)
{
ov51x_stop((struct sd *) gspca_dev);
ov51x_led_control((struct sd *) gspca_dev, 0);
struct sd *sd = (struct sd *) gspca_dev;

ov51x_stop(sd);
ov51x_led_control(sd, 0);
}

static void sd_pkt_scan(struct gspca_dev *gspca_dev,
Expand Down Expand Up @@ -1935,9 +1925,6 @@ static void setbrightness(struct gspca_dev *gspca_dev)
int val;

val = sd->brightness;
PDEBUG(D_CONF, "brightness:%d", val);
/* if (gspca_dev->streaming)
* ov51x_stop(sd); */
switch (sd->sensor) {
case SEN_OV8610:
case SEN_OV7610:
Expand All @@ -1959,8 +1946,6 @@ static void setbrightness(struct gspca_dev *gspca_dev)
i2c_w(sd, OV7670_REG_BRIGHT, ov7670_abs_to_sm(val));
break;
}
/* if (gspca_dev->streaming)
* ov51x_restart(sd); */
}

static void setcontrast(struct gspca_dev *gspca_dev)
Expand All @@ -1969,9 +1954,6 @@ static void setcontrast(struct gspca_dev *gspca_dev)
int val;

val = sd->contrast;
PDEBUG(D_CONF, "contrast:%d", val);
/* if (gspca_dev->streaming)
ov51x_stop(sd); */
switch (sd->sensor) {
case SEN_OV7610:
case SEN_OV6620:
Expand Down Expand Up @@ -2007,8 +1989,6 @@ static void setcontrast(struct gspca_dev *gspca_dev)
i2c_w(sd, OV7670_REG_CONTRAS, val >> 1);
break;
}
/* if (gspca_dev->streaming)
ov51x_restart(sd); */
}

static void setcolors(struct gspca_dev *gspca_dev)
Expand All @@ -2017,9 +1997,6 @@ static void setcolors(struct gspca_dev *gspca_dev)
int val;

val = sd->colors;
PDEBUG(D_CONF, "saturation:%d", val);
/* if (gspca_dev->streaming)
ov51x_stop(sd); */
switch (sd->sensor) {
case SEN_OV8610:
case SEN_OV7610:
Expand All @@ -2044,16 +2021,15 @@ static void setcolors(struct gspca_dev *gspca_dev)
/* set REG_COM13 values for UV sat auto mode */
break;
}
/* if (gspca_dev->streaming)
ov51x_restart(sd); */
}

static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;

sd->brightness = val;
setbrightness(gspca_dev);
if (gspca_dev->streaming)
setbrightness(gspca_dev);
return 0;
}

Expand All @@ -2070,7 +2046,8 @@ static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
struct sd *sd = (struct sd *) gspca_dev;

sd->contrast = val;
setcontrast(gspca_dev);
if (gspca_dev->streaming)
setcontrast(gspca_dev);
return 0;
}

Expand All @@ -2087,7 +2064,8 @@ static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val)
struct sd *sd = (struct sd *) gspca_dev;

sd->colors = val;
setcolors(gspca_dev);
if (gspca_dev->streaming)
setcolors(gspca_dev);
return 0;
}

Expand All @@ -2104,7 +2082,8 @@ static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val)
struct sd *sd = (struct sd *) gspca_dev;

sd->hflip = val;
sethvflip(sd);
if (gspca_dev->streaming)
sethvflip(sd);
return 0;
}

Expand All @@ -2121,7 +2100,8 @@ static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val)
struct sd *sd = (struct sd *) gspca_dev;

sd->vflip = val;
sethvflip(sd);
if (gspca_dev->streaming)
sethvflip(sd);
return 0;
}

Expand Down Expand Up @@ -2162,7 +2142,7 @@ static const __devinitdata struct usb_device_id device_table[] = {
{USB_DEVICE(0x05a9, 0x8519)},
{}
};
#undef DVNAME

MODULE_DEVICE_TABLE(usb, device_table);

/* -- device connect -- */
Expand Down

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