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[media] ov534_9: convert to the control framework
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
Mauro Carvalho Chehab
parent
cf9211e85e
commit
f3920f0f76
@ -47,22 +47,9 @@ MODULE_AUTHOR("Jean-Francois Moine <moinejf@free.fr>");
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MODULE_DESCRIPTION("GSPCA/OV534_9 USB Camera Driver");
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MODULE_LICENSE("GPL");
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/* controls */
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enum e_ctrl {
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BRIGHTNESS,
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CONTRAST,
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AUTOGAIN,
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EXPOSURE,
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SHARPNESS,
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SATUR,
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LIGHTFREQ,
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NCTRLS /* number of controls */
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};
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/* specific webcam descriptor */
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struct sd {
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struct gspca_dev gspca_dev; /* !! must be the first item */
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struct gspca_ctrl ctrls[NCTRLS];
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__u32 last_pts;
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u8 last_fid;
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@ -75,103 +62,6 @@ enum sensors {
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NSENSORS
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};
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/* V4L2 controls supported by the driver */
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static void setbrightness(struct gspca_dev *gspca_dev);
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static void setcontrast(struct gspca_dev *gspca_dev);
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static void setautogain(struct gspca_dev *gspca_dev);
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static void setexposure(struct gspca_dev *gspca_dev);
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static void setsharpness(struct gspca_dev *gspca_dev);
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static void setsatur(struct gspca_dev *gspca_dev);
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static void setlightfreq(struct gspca_dev *gspca_dev);
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static const struct ctrl sd_ctrls[NCTRLS] = {
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[BRIGHTNESS] = {
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{
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.id = V4L2_CID_BRIGHTNESS,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Brightness",
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.minimum = 0,
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.maximum = 15,
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.step = 1,
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.default_value = 7
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},
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.set_control = setbrightness
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},
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[CONTRAST] = {
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{
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.id = V4L2_CID_CONTRAST,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Contrast",
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.minimum = 0,
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.maximum = 15,
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.step = 1,
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.default_value = 3
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},
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.set_control = setcontrast
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},
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[AUTOGAIN] = {
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{
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.id = V4L2_CID_AUTOGAIN,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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.name = "Autogain",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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#define AUTOGAIN_DEF 1
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.default_value = AUTOGAIN_DEF,
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},
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.set_control = setautogain
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},
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[EXPOSURE] = {
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{
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.id = V4L2_CID_EXPOSURE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Exposure",
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.minimum = 0,
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.maximum = 3,
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.step = 1,
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.default_value = 0
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},
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.set_control = setexposure
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},
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[SHARPNESS] = {
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{
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.id = V4L2_CID_SHARPNESS,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Sharpness",
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.minimum = -1, /* -1 = auto */
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.maximum = 4,
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.step = 1,
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.default_value = -1
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},
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.set_control = setsharpness
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},
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[SATUR] = {
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{
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.id = V4L2_CID_SATURATION,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Saturation",
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.minimum = 0,
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.maximum = 4,
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.step = 1,
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.default_value = 2
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},
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.set_control = setsatur
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},
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[LIGHTFREQ] = {
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{
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.id = V4L2_CID_POWER_LINE_FREQUENCY,
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.type = V4L2_CTRL_TYPE_MENU,
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.name = "Light frequency filter",
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.minimum = 0,
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.maximum = 2, /* 0: 0, 1: 50Hz, 2:60Hz */
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.step = 1,
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.default_value = 0
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},
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.set_control = setlightfreq
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},
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};
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static const struct v4l2_pix_format ov965x_mode[] = {
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#define QVGA_MODE 0
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{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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@ -1104,16 +994,14 @@ static void set_led(struct gspca_dev *gspca_dev, int status)
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}
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}
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static void setbrightness(struct gspca_dev *gspca_dev)
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static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 val;
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s8 sval;
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if (gspca_dev->ctrl_dis & (1 << BRIGHTNESS))
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return;
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if (sd->sensor == SENSOR_OV562x) {
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sval = sd->ctrls[BRIGHTNESS].val;
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sval = brightness;
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val = 0x76;
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val += sval;
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sccb_write(gspca_dev, 0x24, val);
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@ -1128,7 +1016,7 @@ static void setbrightness(struct gspca_dev *gspca_dev)
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val = 0xe6;
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sccb_write(gspca_dev, 0x26, val);
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} else {
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val = sd->ctrls[BRIGHTNESS].val;
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val = brightness;
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if (val < 8)
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val = 15 - val; /* f .. 8 */
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else
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@ -1138,43 +1026,32 @@ static void setbrightness(struct gspca_dev *gspca_dev)
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}
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}
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static void setcontrast(struct gspca_dev *gspca_dev)
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static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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if (gspca_dev->ctrl_dis & (1 << CONTRAST))
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return;
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sccb_write(gspca_dev, 0x56, /* cnst1 - contrast 1 ctrl coeff */
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sd->ctrls[CONTRAST].val << 4);
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val << 4);
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}
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static void setautogain(struct gspca_dev *gspca_dev)
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static void setautogain(struct gspca_dev *gspca_dev, s32 autogain)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 val;
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if (gspca_dev->ctrl_dis & (1 << AUTOGAIN))
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return;
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/*fixme: should adjust agc/awb/aec by different controls */
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val = sccb_read(gspca_dev, 0x13); /* com8 */
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sccb_write(gspca_dev, 0xff, 0x00);
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if (sd->ctrls[AUTOGAIN].val)
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if (autogain)
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val |= 0x05; /* agc & aec */
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else
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val &= 0xfa;
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sccb_write(gspca_dev, 0x13, val);
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}
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static void setexposure(struct gspca_dev *gspca_dev)
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static void setexposure(struct gspca_dev *gspca_dev, s32 exposure)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 val;
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static const u8 expo[4] = {0x00, 0x25, 0x38, 0x5e};
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u8 val;
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if (gspca_dev->ctrl_dis & (1 << EXPOSURE))
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return;
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sccb_write(gspca_dev, 0x10, /* aec[9:2] */
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expo[sd->ctrls[EXPOSURE].val]);
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sccb_write(gspca_dev, 0x10, expo[exposure]); /* aec[9:2] */
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val = sccb_read(gspca_dev, 0x13); /* com8 */
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sccb_write(gspca_dev, 0xff, 0x00);
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@ -1185,14 +1062,8 @@ static void setexposure(struct gspca_dev *gspca_dev)
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sccb_write(gspca_dev, 0xa1, val & 0xe0); /* aec[15:10] = 0 */
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}
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static void setsharpness(struct gspca_dev *gspca_dev)
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static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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s8 val;
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if (gspca_dev->ctrl_dis & (1 << SHARPNESS))
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return;
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val = sd->ctrls[SHARPNESS].val;
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if (val < 0) { /* auto */
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val = sccb_read(gspca_dev, 0x42); /* com17 */
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sccb_write(gspca_dev, 0xff, 0x00);
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@ -1209,9 +1080,8 @@ static void setsharpness(struct gspca_dev *gspca_dev)
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sccb_write(gspca_dev, 0x42, val & 0xbf);
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}
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static void setsatur(struct gspca_dev *gspca_dev)
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static void setsatur(struct gspca_dev *gspca_dev, s32 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 val1, val2, val3;
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static const u8 matrix[5][2] = {
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{0x14, 0x38},
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@ -1221,10 +1091,8 @@ static void setsatur(struct gspca_dev *gspca_dev)
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{0x48, 0x90}
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};
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if (gspca_dev->ctrl_dis & (1 << SATUR))
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return;
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val1 = matrix[sd->ctrls[SATUR].val][0];
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val2 = matrix[sd->ctrls[SATUR].val][1];
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val1 = matrix[val][0];
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val2 = matrix[val][1];
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val3 = val1 + val2;
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sccb_write(gspca_dev, 0x4f, val3); /* matrix coeff */
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sccb_write(gspca_dev, 0x50, val3);
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@ -1239,16 +1107,13 @@ static void setsatur(struct gspca_dev *gspca_dev)
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sccb_write(gspca_dev, 0x41, val1);
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}
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static void setlightfreq(struct gspca_dev *gspca_dev)
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static void setlightfreq(struct gspca_dev *gspca_dev, s32 freq)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 val;
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if (gspca_dev->ctrl_dis & (1 << LIGHTFREQ))
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return;
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val = sccb_read(gspca_dev, 0x13); /* com8 */
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sccb_write(gspca_dev, 0xff, 0x00);
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if (sd->ctrls[LIGHTFREQ].val == 0) {
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if (freq == 0) {
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sccb_write(gspca_dev, 0x13, val & 0xdf);
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return;
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}
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@ -1256,7 +1121,7 @@ static void setlightfreq(struct gspca_dev *gspca_dev)
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val = sccb_read(gspca_dev, 0x42); /* com17 */
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sccb_write(gspca_dev, 0xff, 0x00);
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if (sd->ctrls[LIGHTFREQ].val == 1)
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if (freq == 1)
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val |= 0x01;
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else
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val &= 0xfe;
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@ -1267,13 +1132,6 @@ static void setlightfreq(struct gspca_dev *gspca_dev)
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static int sd_config(struct gspca_dev *gspca_dev,
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const struct usb_device_id *id)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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gspca_dev->cam.ctrls = sd->ctrls;
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#if AUTOGAIN_DEF != 0
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gspca_dev->ctrl_inac |= (1 << EXPOSURE);
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#endif
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return 0;
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}
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@ -1330,9 +1188,6 @@ static int sd_init(struct gspca_dev *gspca_dev)
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gspca_dev->cam.cam_mode = ov971x_mode;
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gspca_dev->cam.nmodes = ARRAY_SIZE(ov971x_mode);
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/* no control yet */
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gspca_dev->ctrl_dis = (1 << NCTRLS) - 1;
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gspca_dev->cam.bulk = 1;
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gspca_dev->cam.bulk_size = 16384;
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gspca_dev->cam.bulk_nurbs = 2;
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@ -1358,16 +1213,6 @@ static int sd_init(struct gspca_dev *gspca_dev)
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reg_w(gspca_dev, 0x56, 0x17);
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} else if ((sensor_id & 0xfff0) == 0x5620) {
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sd->sensor = SENSOR_OV562x;
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gspca_dev->ctrl_dis = (1 << CONTRAST) |
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(1 << AUTOGAIN) |
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(1 << EXPOSURE) |
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(1 << SHARPNESS) |
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(1 << SATUR) |
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(1 << LIGHTFREQ);
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sd->ctrls[BRIGHTNESS].min = -90;
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sd->ctrls[BRIGHTNESS].max = 90;
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sd->ctrls[BRIGHTNESS].def = 0;
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gspca_dev->cam.cam_mode = ov562x_mode;
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gspca_dev->cam.nmodes = ARRAY_SIZE(ov562x_mode);
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@ -1391,7 +1236,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
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if (sd->sensor == SENSOR_OV971x)
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return gspca_dev->usb_err;
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else if (sd->sensor == SENSOR_OV562x) {
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setbrightness(gspca_dev);
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v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
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return gspca_dev->usb_err;
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}
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switch (gspca_dev->curr_mode) {
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@ -1437,13 +1282,8 @@ static int sd_start(struct gspca_dev *gspca_dev)
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ARRAY_SIZE(ov965x_start_2_sxga));
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break;
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}
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setlightfreq(gspca_dev);
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setautogain(gspca_dev);
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setbrightness(gspca_dev);
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setcontrast(gspca_dev);
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setexposure(gspca_dev);
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setsharpness(gspca_dev);
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setsatur(gspca_dev);
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v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
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reg_w(gspca_dev, 0xe0, 0x00);
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reg_w(gspca_dev, 0xe0, 0x00);
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@ -1541,38 +1381,94 @@ scan_next:
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} while (remaining_len > 0);
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}
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static int sd_querymenu(struct gspca_dev *gspca_dev,
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struct v4l2_querymenu *menu)
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static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
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{
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switch (menu->id) {
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struct gspca_dev *gspca_dev =
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container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
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gspca_dev->usb_err = 0;
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if (!gspca_dev->streaming)
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return 0;
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switch (ctrl->id) {
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case V4L2_CID_BRIGHTNESS:
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setbrightness(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_CONTRAST:
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setcontrast(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_SATURATION:
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setsatur(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_POWER_LINE_FREQUENCY:
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switch (menu->index) {
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case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
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strcpy((char *) menu->name, "NoFliker");
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return 0;
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case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
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strcpy((char *) menu->name, "50 Hz");
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return 0;
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case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
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strcpy((char *) menu->name, "60 Hz");
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return 0;
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}
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setlightfreq(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_SHARPNESS:
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setsharpness(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_AUTOGAIN:
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if (ctrl->is_new)
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setautogain(gspca_dev, ctrl->val);
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if (!ctrl->val && gspca_dev->exposure->is_new)
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setexposure(gspca_dev, gspca_dev->exposure->val);
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break;
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}
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return -EINVAL;
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return gspca_dev->usb_err;
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}
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static const struct v4l2_ctrl_ops sd_ctrl_ops = {
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.s_ctrl = sd_s_ctrl,
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};
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static int sd_init_controls(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *)gspca_dev;
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struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
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if (sd->sensor == SENSOR_OV971x)
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return 0;
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gspca_dev->vdev.ctrl_handler = hdl;
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v4l2_ctrl_handler_init(hdl, 7);
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if (sd->sensor == SENSOR_OV562x) {
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_BRIGHTNESS, -90, 90, 1, 0);
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} else {
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_BRIGHTNESS, 0, 15, 1, 7);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_CONTRAST, 0, 15, 1, 3);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||||
V4L2_CID_SATURATION, 0, 4, 1, 2);
|
||||
/* -1 = auto */
|
||||
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||||
V4L2_CID_SHARPNESS, -1, 4, 1, -1);
|
||||
gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||||
V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
|
||||
gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||||
V4L2_CID_EXPOSURE, 0, 3, 1, 0);
|
||||
v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
|
||||
V4L2_CID_POWER_LINE_FREQUENCY,
|
||||
V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
|
||||
v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
|
||||
}
|
||||
|
||||
if (hdl->error) {
|
||||
pr_err("Could not initialize controls\n");
|
||||
return hdl->error;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* sub-driver description */
|
||||
static const struct sd_desc sd_desc = {
|
||||
.name = MODULE_NAME,
|
||||
.ctrls = sd_ctrls,
|
||||
.nctrls = NCTRLS,
|
||||
.config = sd_config,
|
||||
.init = sd_init,
|
||||
.init_controls = sd_init_controls,
|
||||
.start = sd_start,
|
||||
.stopN = sd_stopN,
|
||||
.pkt_scan = sd_pkt_scan,
|
||||
.querymenu = sd_querymenu,
|
||||
};
|
||||
|
||||
/* -- module initialisation -- */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user