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[media] ov519: convert to the control framework

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Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2012-05-16 06:19:46 -03:00 committed by Mauro Carvalho Chehab
parent a17dd1ebd5
commit cf9211e85e
2 changed files with 283 additions and 345 deletions
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613
drivers/media/video/gspca/ov519.c
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@ -60,25 +60,20 @@ static int frame_rate;
* are getting "Failed to read sensor ID..." */
static int i2c_detect_tries = 10;
/* controls */
enum e_ctrl {
BRIGHTNESS,
CONTRAST,
EXPOSURE,
COLORS,
HFLIP,
VFLIP,
AUTOBRIGHT,
AUTOGAIN,
FREQ,
NCTRL /* number of controls */
};
/* ov519 device descriptor */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
struct gspca_ctrl ctrls[NCTRL];
struct v4l2_ctrl *jpegqual;
struct v4l2_ctrl *freq;
struct { /* h/vflip control cluster */
struct v4l2_ctrl *hflip;
struct v4l2_ctrl *vflip;
};
struct { /* autobrightness/brightness control cluster */
struct v4l2_ctrl *autobright;
struct v4l2_ctrl *brightness;
};
u8 packet_nr;
@ -101,7 +96,6 @@ struct sd {
/* Determined by sensor type */
u8 sif;
u8 quality;
#define QUALITY_MIN 50
#define QUALITY_MAX 70
#define QUALITY_DEF 50
@ -145,209 +139,112 @@ enum sensors {
really should move the sensor drivers to v4l2 sub drivers. */
#include "w996Xcf.c"
/* V4L2 controls supported by the driver */
static void setbrightness(struct gspca_dev *gspca_dev);
static void setcontrast(struct gspca_dev *gspca_dev);
static void setexposure(struct gspca_dev *gspca_dev);
static void setcolors(struct gspca_dev *gspca_dev);
static void sethvflip(struct gspca_dev *gspca_dev);
static void setautobright(struct gspca_dev *gspca_dev);
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
static void setfreq(struct gspca_dev *gspca_dev);
static void setfreq_i(struct sd *sd);
static const struct ctrl sd_ctrls[] = {
[BRIGHTNESS] = {
{
.id = V4L2_CID_BRIGHTNESS,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Brightness",
.minimum = 0,
.maximum = 255,
.step = 1,
.default_value = 127,
},
.set_control = setbrightness,
},
[CONTRAST] = {
{
.id = V4L2_CID_CONTRAST,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Contrast",
.minimum = 0,
.maximum = 255,
.step = 1,
.default_value = 127,
},
.set_control = setcontrast,
},
[EXPOSURE] = {
{
.id = V4L2_CID_EXPOSURE,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Exposure",
.minimum = 0,
.maximum = 255,
.step = 1,
.default_value = 127,
},
.set_control = setexposure,
},
[COLORS] = {
{
.id = V4L2_CID_SATURATION,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Color",
.minimum = 0,
.maximum = 255,
.step = 1,
.default_value = 127,
},
.set_control = setcolors,
},
/* The flip controls work for sensors ov7660 and ov7670 only */
[HFLIP] = {
{
.id = V4L2_CID_HFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Mirror",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0,
},
.set_control = sethvflip,
},
[VFLIP] = {
{
.id = V4L2_CID_VFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Vflip",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0,
},
.set_control = sethvflip,
},
[AUTOBRIGHT] = {
{
.id = V4L2_CID_AUTOBRIGHTNESS,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Auto Brightness",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 1,
},
.set_control = setautobright,
},
[AUTOGAIN] = {
{
.id = V4L2_CID_AUTOGAIN,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "Auto Gain",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 1,
.flags = V4L2_CTRL_FLAG_UPDATE
},
.set = sd_setautogain,
},
[FREQ] = {
{
.id = V4L2_CID_POWER_LINE_FREQUENCY,
.type = V4L2_CTRL_TYPE_MENU,
.name = "Light frequency filter",
.minimum = 0,
.maximum = 2, /* 0: no flicker, 1: 50Hz, 2:60Hz, 3: auto */
.step = 1,
.default_value = 0,
},
.set_control = setfreq,
},
/* table of the disabled controls */
struct ctrl_valid {
int has_brightness:1;
int has_contrast:1;
int has_exposure:1;
int has_autogain:1;
int has_sat:1;
int has_hvflip:1;
int has_autobright:1;
int has_freq:1;
};
/* table of the disabled controls */
static const unsigned ctrl_dis[] = {
[SEN_OV2610] = ((1 << NCTRL) - 1) /* no control */
^ ((1 << EXPOSURE) /* but exposure */
| (1 << AUTOGAIN)), /* and autogain */
[SEN_OV2610AE] = ((1 << NCTRL) - 1) /* no control */
^ ((1 << EXPOSURE) /* but exposure */
| (1 << AUTOGAIN)), /* and autogain */
[SEN_OV3610] = (1 << NCTRL) - 1, /* no control */
[SEN_OV6620] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV6630] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV66308AF] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV7610] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV7620] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV7620AE] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV7640] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << AUTOBRIGHT) |
(1 << CONTRAST) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV7648] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << AUTOBRIGHT) |
(1 << CONTRAST) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV7660] = (1 << AUTOBRIGHT) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV7670] = (1 << COLORS) |
(1 << AUTOBRIGHT) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV76BE] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN),
[SEN_OV8610] = (1 << HFLIP) |
(1 << VFLIP) |
(1 << EXPOSURE) |
(1 << AUTOGAIN) |
(1 << FREQ),
[SEN_OV9600] = ((1 << NCTRL) - 1) /* no control */
^ ((1 << EXPOSURE) /* but exposure */
| (1 << AUTOGAIN)), /* and autogain */
static const struct ctrl_valid valid_controls[] = {
[SEN_OV2610] = {
.has_exposure = 1,
.has_autogain = 1,
},
[SEN_OV2610AE] = {
.has_exposure = 1,
.has_autogain = 1,
},
[SEN_OV3610] = {
/* No controls */
},
[SEN_OV6620] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
.has_freq = 1,
},
[SEN_OV6630] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
.has_freq = 1,
},
[SEN_OV66308AF] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
.has_freq = 1,
},
[SEN_OV7610] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
.has_freq = 1,
},
[SEN_OV7620] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
.has_freq = 1,
},
[SEN_OV7620AE] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
.has_freq = 1,
},
[SEN_OV7640] = {
.has_brightness = 1,
.has_sat = 1,
.has_freq = 1,
},
[SEN_OV7648] = {
.has_brightness = 1,
.has_sat = 1,
.has_freq = 1,
},
[SEN_OV7660] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_hvflip = 1,
.has_freq = 1,
},
[SEN_OV7670] = {
.has_brightness = 1,
.has_contrast = 1,
.has_hvflip = 1,
.has_freq = 1,
},
[SEN_OV76BE] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
.has_freq = 1,
},
[SEN_OV8610] = {
.has_brightness = 1,
.has_contrast = 1,
.has_sat = 1,
.has_autobright = 1,
},
[SEN_OV9600] = {
.has_exposure = 1,
.has_autogain = 1,
},
};
static const struct v4l2_pix_format ov519_vga_mode[] = {
@ -3306,11 +3203,11 @@ static void ov519_set_fr(struct sd *sd)
ov518_i2c_w(sd, OV7670_R11_CLKRC, clock);
}
static void setautogain(struct gspca_dev *gspca_dev)
static void setautogain(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w_mask(sd, 0x13, sd->ctrls[AUTOGAIN].val ? 0x05 : 0x00, 0x05);
i2c_w_mask(sd, 0x13, val ? 0x05 : 0x00, 0x05);
}
/* this function is called at probe time */
@ -3351,8 +3248,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
break;
}
gspca_dev->cam.ctrls = sd->ctrls;
sd->quality = QUALITY_DEF;
sd->frame_rate = 15;
return 0;
@ -3467,8 +3362,6 @@ static int sd_init(struct gspca_dev *gspca_dev)
break;
}
gspca_dev->ctrl_dis = ctrl_dis[sd->sensor];
/* initialize the sensor */
switch (sd->sensor) {
case SEN_OV2610:
@ -3494,8 +3387,6 @@ static int sd_init(struct gspca_dev *gspca_dev)
break;
case SEN_OV6630:
case SEN_OV66308AF:
sd->ctrls[CONTRAST].def = 200;
/* The default is too low for the ov6630 */
write_i2c_regvals(sd, norm_6x30, ARRAY_SIZE(norm_6x30));
break;
default:
@ -3522,26 +3413,12 @@ static int sd_init(struct gspca_dev *gspca_dev)
sd->gspca_dev.curr_mode = 1; /* 640x480 */
ov519_set_mode(sd);
ov519_set_fr(sd);
sd->ctrls[COLORS].max = 4; /* 0..4 */
sd->ctrls[COLORS].val =
sd->ctrls[COLORS].def = 2;
setcolors(gspca_dev);
sd->ctrls[CONTRAST].max = 6; /* 0..6 */
sd->ctrls[CONTRAST].val =
sd->ctrls[CONTRAST].def = 3;
setcontrast(gspca_dev);
sd->ctrls[BRIGHTNESS].max = 6; /* 0..6 */
sd->ctrls[BRIGHTNESS].val =
sd->ctrls[BRIGHTNESS].def = 3;
setbrightness(gspca_dev);
sd_reset_snapshot(gspca_dev);
ov51x_restart(sd);
ov51x_stop(sd); /* not in win traces */
ov51x_led_control(sd, 0);
break;
case SEN_OV7670:
sd->ctrls[FREQ].max = 3; /* auto */
sd->ctrls[FREQ].def = 3;
write_i2c_regvals(sd, norm_7670, ARRAY_SIZE(norm_7670));
break;
case SEN_OV8610:
@ -4177,15 +4054,14 @@ static void mode_init_ov_sensor_regs(struct sd *sd)
}
/* this function works for bridge ov519 and sensors ov7660 and ov7670 only */
static void sethvflip(struct gspca_dev *gspca_dev)
static void sethvflip(struct gspca_dev *gspca_dev, s32 hflip, s32 vflip)
{
struct sd *sd = (struct sd *) gspca_dev;
if (sd->gspca_dev.streaming)
reg_w(sd, OV519_R51_RESET1, 0x0f); /* block stream */
i2c_w_mask(sd, OV7670_R1E_MVFP,
OV7670_MVFP_MIRROR * sd->ctrls[HFLIP].val
| OV7670_MVFP_VFLIP * sd->ctrls[VFLIP].val,
OV7670_MVFP_MIRROR * hflip | OV7670_MVFP_VFLIP * vflip,
OV7670_MVFP_MIRROR | OV7670_MVFP_VFLIP);
if (sd->gspca_dev.streaming)
reg_w(sd, OV519_R51_RESET1, 0x00); /* restart stream */
@ -4333,22 +4209,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
set_ov_sensor_window(sd);
if (!(sd->gspca_dev.ctrl_dis & (1 << CONTRAST)))
setcontrast(gspca_dev);
if (!(sd->gspca_dev.ctrl_dis & (1 << BRIGHTNESS)))
setbrightness(gspca_dev);
if (!(sd->gspca_dev.ctrl_dis & (1 << EXPOSURE)))
setexposure(gspca_dev);
if (!(sd->gspca_dev.ctrl_dis & (1 << COLORS)))
setcolors(gspca_dev);
if (!(sd->gspca_dev.ctrl_dis & ((1 << HFLIP) | (1 << VFLIP))))
sethvflip(gspca_dev);
if (!(sd->gspca_dev.ctrl_dis & (1 << AUTOBRIGHT)))
setautobright(gspca_dev);
if (!(sd->gspca_dev.ctrl_dis & (1 << AUTOGAIN)))
setautogain(gspca_dev);
if (!(sd->gspca_dev.ctrl_dis & (1 << FREQ)))
setfreq_i(sd);
v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
/* Force clear snapshot state in case the snapshot button was
pressed while we weren't streaming */
@ -4605,10 +4466,9 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
/* -- management routines -- */
static void setbrightness(struct gspca_dev *gspca_dev)
static void setbrightness(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
int val;
static const struct ov_i2c_regvals brit_7660[][7] = {
{{0x0f, 0x6a}, {0x24, 0x40}, {0x25, 0x2b}, {0x26, 0x90},
{0x27, 0xe0}, {0x28, 0xe0}, {0x2c, 0xe0}},
@ -4626,7 +4486,6 @@ static void setbrightness(struct gspca_dev *gspca_dev)
{0x27, 0x60}, {0x28, 0x60}, {0x2c, 0x60}}
};
val = sd->ctrls[BRIGHTNESS].val;
switch (sd->sensor) {
case SEN_OV8610:
case SEN_OV7610:
@ -4640,9 +4499,7 @@ static void setbrightness(struct gspca_dev *gspca_dev)
break;
case SEN_OV7620:
case SEN_OV7620AE:
/* 7620 doesn't like manual changes when in auto mode */
if (!sd->ctrls[AUTOBRIGHT].val)
i2c_w(sd, OV7610_REG_BRT, val);
i2c_w(sd, OV7610_REG_BRT, val);
break;
case SEN_OV7660:
write_i2c_regvals(sd, brit_7660[val],
@ -4656,10 +4513,9 @@ static void setbrightness(struct gspca_dev *gspca_dev)
}
}
static void setcontrast(struct gspca_dev *gspca_dev)
static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
int val;
static const struct ov_i2c_regvals contrast_7660[][31] = {
{{0x6c, 0xf0}, {0x6d, 0xf0}, {0x6e, 0xf8}, {0x6f, 0xa0},
{0x70, 0x58}, {0x71, 0x38}, {0x72, 0x30}, {0x73, 0x30},
@ -4719,7 +4575,6 @@ static void setcontrast(struct gspca_dev *gspca_dev)
{0x88, 0xf1}, {0x89, 0xf9}, {0x8a, 0xfd}},
};
val = sd->ctrls[CONTRAST].val;
switch (sd->sensor) {
case SEN_OV7610:
case SEN_OV6620:
@ -4760,18 +4615,16 @@ static void setcontrast(struct gspca_dev *gspca_dev)
}
}
static void setexposure(struct gspca_dev *gspca_dev)
static void setexposure(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
if (!sd->ctrls[AUTOGAIN].val)
i2c_w(sd, 0x10, sd->ctrls[EXPOSURE].val);
i2c_w(sd, 0x10, val);
}
static void setcolors(struct gspca_dev *gspca_dev)
static void setcolors(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
int val;
static const struct ov_i2c_regvals colors_7660[][6] = {
{{0x4f, 0x28}, {0x50, 0x2a}, {0x51, 0x02}, {0x52, 0x0a},
{0x53, 0x19}, {0x54, 0x23}},
@ -4785,7 +4638,6 @@ static void setcolors(struct gspca_dev *gspca_dev)
{0x53, 0x66}, {0x54, 0x8e}},
};
val = sd->ctrls[COLORS].val;
switch (sd->sensor) {
case SEN_OV8610:
case SEN_OV7610:
@ -4819,34 +4671,18 @@ static void setcolors(struct gspca_dev *gspca_dev)
}
}
static void setautobright(struct gspca_dev *gspca_dev)
static void setautobright(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w_mask(sd, 0x2d, sd->ctrls[AUTOBRIGHT].val ? 0x10 : 0x00, 0x10);
i2c_w_mask(sd, 0x2d, val ? 0x10 : 0x00, 0x10);
}
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->ctrls[AUTOGAIN].val = val;
if (val) {
gspca_dev->ctrl_inac |= (1 << EXPOSURE);
} else {
gspca_dev->ctrl_inac &= ~(1 << EXPOSURE);
sd->ctrls[EXPOSURE].val = i2c_r(sd, 0x10);
}
if (gspca_dev->streaming)
setautogain(gspca_dev);
return gspca_dev->usb_err;
}
static void setfreq_i(struct sd *sd)
static void setfreq_i(struct sd *sd, s32 val)
{
if (sd->sensor == SEN_OV7660
|| sd->sensor == SEN_OV7670) {
switch (sd->ctrls[FREQ].val) {
switch (val) {
case 0: /* Banding filter disabled */
i2c_w_mask(sd, OV7670_R13_COM8, 0, OV7670_COM8_BFILT);
break;
@ -4868,7 +4704,7 @@ static void setfreq_i(struct sd *sd)
break;
}
} else {
switch (sd->ctrls[FREQ].val) {
switch (val) {
case 0: /* Banding filter disabled */
i2c_w_mask(sd, 0x2d, 0x00, 0x04);
i2c_w_mask(sd, 0x2a, 0x00, 0x80);
@ -4900,56 +4736,28 @@ static void setfreq_i(struct sd *sd)
}
}
}
static void setfreq(struct gspca_dev *gspca_dev)
static void setfreq(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
setfreq_i(sd);
setfreq_i(sd, val);
/* Ugly but necessary */
if (sd->bridge == BRIDGE_W9968CF)
w9968cf_set_crop_window(sd);
}
static int sd_querymenu(struct gspca_dev *gspca_dev,
struct v4l2_querymenu *menu)
{
struct sd *sd = (struct sd *) gspca_dev;
switch (menu->id) {
case V4L2_CID_POWER_LINE_FREQUENCY:
switch (menu->index) {
case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
strcpy((char *) menu->name, "NoFliker");
return 0;
case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
strcpy((char *) menu->name, "50 Hz");
return 0;
case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
strcpy((char *) menu->name, "60 Hz");
return 0;
case 3:
if (sd->sensor != SEN_OV7670)
return -EINVAL;
strcpy((char *) menu->name, "Automatic");
return 0;
}
break;
}
return -EINVAL;
}
static int sd_get_jcomp(struct gspca_dev *gspca_dev,
struct v4l2_jpegcompression *jcomp)
{
struct sd *sd = (struct sd *) gspca_dev;
if (sd->bridge != BRIDGE_W9968CF)
return -EINVAL;
return -ENOTTY;
memset(jcomp, 0, sizeof *jcomp);
jcomp->quality = sd->quality;
jcomp->quality = v4l2_ctrl_g_ctrl(sd->jpegqual);
jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT | V4L2_JPEG_MARKER_DQT |
V4L2_JPEG_MARKER_DRI;
return 0;
@ -4961,38 +4769,161 @@ static int sd_set_jcomp(struct gspca_dev *gspca_dev,
struct sd *sd = (struct sd *) gspca_dev;
if (sd->bridge != BRIDGE_W9968CF)
return -EINVAL;
return -ENOTTY;
if (gspca_dev->streaming)
return -EBUSY;
v4l2_ctrl_s_ctrl(sd->jpegqual, jcomp->quality);
return 0;
}
if (jcomp->quality < QUALITY_MIN)
sd->quality = QUALITY_MIN;
else if (jcomp->quality > QUALITY_MAX)
sd->quality = QUALITY_MAX;
else
sd->quality = jcomp->quality;
static int sd_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
{
struct gspca_dev *gspca_dev =
container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
struct sd *sd = (struct sd *)gspca_dev;
/* Return resulting jcomp params to app */
sd_get_jcomp(gspca_dev, jcomp);
gspca_dev->usb_err = 0;
switch (ctrl->id) {
case V4L2_CID_AUTOGAIN:
gspca_dev->exposure->val = i2c_r(sd, 0x10);
break;
}
return 0;
}
static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct gspca_dev *gspca_dev =
container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
struct sd *sd = (struct sd *)gspca_dev;
gspca_dev->usb_err = 0;
if (!gspca_dev->streaming)
return 0;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
setbrightness(gspca_dev, ctrl->val);
break;
case V4L2_CID_CONTRAST:
setcontrast(gspca_dev, ctrl->val);
break;
case V4L2_CID_POWER_LINE_FREQUENCY:
setfreq(gspca_dev, ctrl->val);
break;
case V4L2_CID_AUTOBRIGHTNESS:
if (ctrl->is_new)
setautobright(gspca_dev, ctrl->val);
if (!ctrl->val && sd->brightness->is_new)
setbrightness(gspca_dev, sd->brightness->val);
break;
case V4L2_CID_SATURATION:
setcolors(gspca_dev, ctrl->val);
break;
case V4L2_CID_HFLIP:
sethvflip(gspca_dev, ctrl->val, sd->vflip->val);
break;
case V4L2_CID_AUTOGAIN:
if (ctrl->is_new)
setautogain(gspca_dev, ctrl->val);
if (!ctrl->val && gspca_dev->exposure->is_new)
setexposure(gspca_dev, gspca_dev->exposure->val);
break;
case V4L2_CID_JPEG_COMPRESSION_QUALITY:
return -EBUSY; /* Should never happen, as we grab the ctrl */
}
return gspca_dev->usb_err;
}
static const struct v4l2_ctrl_ops sd_ctrl_ops = {
.g_volatile_ctrl = sd_g_volatile_ctrl,
.s_ctrl = sd_s_ctrl,
};
static int sd_init_controls(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *)gspca_dev;
struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
gspca_dev->vdev.ctrl_handler = hdl;
v4l2_ctrl_handler_init(hdl, 10);
if (valid_controls[sd->sensor].has_brightness)
sd->brightness = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_BRIGHTNESS, 0,
sd->sensor == SEN_OV7660 ? 6 : 255, 1,
sd->sensor == SEN_OV7660 ? 3 : 127);
if (valid_controls[sd->sensor].has_contrast) {
if (sd->sensor == SEN_OV7660)
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_CONTRAST, 0, 6, 1, 3);
else
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_CONTRAST, 0, 255, 1,
(sd->sensor == SEN_OV6630 ||
sd->sensor == SEN_OV66308AF) ? 200 : 127);
}
if (valid_controls[sd->sensor].has_sat)
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_SATURATION, 0,
sd->sensor == SEN_OV7660 ? 4 : 255, 1,
sd->sensor == SEN_OV7660 ? 2 : 127);
if (valid_controls[sd->sensor].has_exposure)
gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_EXPOSURE, 0, 255, 1, 127);
if (valid_controls[sd->sensor].has_hvflip) {
sd->hflip = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_HFLIP, 0, 1, 1, 0);
sd->vflip = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_VFLIP, 0, 1, 1, 0);
}
if (valid_controls[sd->sensor].has_autobright)
sd->autobright = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_AUTOBRIGHTNESS, 0, 1, 1, 1);
if (valid_controls[sd->sensor].has_autogain)
gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
if (valid_controls[sd->sensor].has_freq) {
if (sd->sensor == SEN_OV7670)
sd->freq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
V4L2_CID_POWER_LINE_FREQUENCY,
V4L2_CID_POWER_LINE_FREQUENCY_AUTO, 0,
V4L2_CID_POWER_LINE_FREQUENCY_AUTO);
else
sd->freq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
V4L2_CID_POWER_LINE_FREQUENCY,
V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
}
if (sd->bridge == BRIDGE_W9968CF)
sd->jpegqual = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_JPEG_COMPRESSION_QUALITY,
QUALITY_MIN, QUALITY_MAX, 1, QUALITY_DEF);
if (hdl->error) {
pr_err("Could not initialize controls\n");
return hdl->error;
}
if (gspca_dev->autogain)
v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, true);
if (sd->autobright)
v4l2_ctrl_auto_cluster(2, &sd->autobright, 0, false);
if (sd->hflip)
v4l2_ctrl_cluster(2, &sd->hflip);
return 0;
}
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = MODULE_NAME,
.ctrls = sd_ctrls,
.nctrls = ARRAY_SIZE(sd_ctrls),
.config = sd_config,
.init = sd_init,
.init_controls = sd_init_controls,
.isoc_init = sd_isoc_init,
.start = sd_start,
.stopN = sd_stopN,
.stop0 = sd_stop0,
.pkt_scan = sd_pkt_scan,
.dq_callback = sd_reset_snapshot,
.querymenu = sd_querymenu,
.get_jcomp = sd_get_jcomp,
.set_jcomp = sd_set_jcomp,
#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)

15
drivers/media/video/gspca/w996Xcf.c
View file

@ -404,9 +404,14 @@ static void w9968cf_set_crop_window(struct sd *sd)
}
if (sd->sensor == SEN_OV7620) {
/* Sigh, this is dependend on the clock / framerate changes
made by the frequency control, sick. */
if (sd->ctrls[FREQ].val == 1) {
/*
* Sigh, this is dependend on the clock / framerate changes
* made by the frequency control, sick.
*
* Note we cannot use v4l2_ctrl_g_ctrl here, as we get called
* from ov519.c:setfreq() with the ctrl lock held!
*/
if (sd->freq->val == 1) {
start_cropx = 277;
start_cropy = 37;
} else {
@ -474,8 +479,9 @@ static void w9968cf_mode_init_regs(struct sd *sd)
/* We may get called multiple times (usb isoc bw negotiat.) */
jpeg_define(sd->jpeg_hdr, sd->gspca_dev.height,
sd->gspca_dev.width, 0x22); /* JPEG 420 */
jpeg_set_qual(sd->jpeg_hdr, sd->quality);
jpeg_set_qual(sd->jpeg_hdr, v4l2_ctrl_g_ctrl(sd->jpegqual));
w9968cf_upload_quantizationtables(sd);
v4l2_ctrl_grab(sd->jpegqual, true);
}
/* Video Capture Control Register */
@ -514,6 +520,7 @@ static void w9968cf_mode_init_regs(struct sd *sd)
static void w9968cf_stop0(struct sd *sd)
{
v4l2_ctrl_grab(sd->jpegqual, false);
reg_w(sd, 0x39, 0x0000); /* disable JPEG encoder */
reg_w(sd, 0x16, 0x0000); /* stop video capture */
}