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[media] sunplus: 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
74dec79714
commit
ed5cd6bbde
@ -34,15 +34,13 @@ MODULE_LICENSE("GPL");
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struct sd {
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struct gspca_dev gspca_dev; /* !! must be the first item */
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s8 brightness;
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u8 contrast;
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u8 colors;
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u8 autogain;
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u8 quality;
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struct v4l2_ctrl *jpegqual;
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#define QUALITY_MIN 70
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#define QUALITY_MAX 95
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#define QUALITY_DEF 85
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bool autogain;
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u8 bridge;
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#define BRIDGE_SPCA504 0
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#define BRIDGE_SPCA504B 1
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@ -59,75 +57,6 @@ struct sd {
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u8 jpeg_hdr[JPEG_HDR_SZ];
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};
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/* V4L2 controls supported by the driver */
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static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val);
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static const struct ctrl sd_ctrls[] = {
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{
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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 = -128,
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.maximum = 127,
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.step = 1,
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#define BRIGHTNESS_DEF 0
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.default_value = BRIGHTNESS_DEF,
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},
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.set = sd_setbrightness,
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.get = sd_getbrightness,
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},
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{
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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 = 0xff,
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.step = 1,
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#define CONTRAST_DEF 0x20
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.default_value = CONTRAST_DEF,
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},
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.set = sd_setcontrast,
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.get = sd_getcontrast,
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},
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{
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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 = "Color",
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.minimum = 0,
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.maximum = 0xff,
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.step = 1,
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#define COLOR_DEF 0x1a
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.default_value = COLOR_DEF,
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},
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.set = sd_setcolors,
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.get = sd_getcolors,
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},
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{
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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 = "Auto Gain",
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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 = sd_setautogain,
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.get = sd_getautogain,
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},
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};
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static const struct v4l2_pix_format vga_mode[] = {
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{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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.bytesperline = 320,
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@ -597,31 +526,31 @@ static void spca504B_setQtable(struct gspca_dev *gspca_dev)
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spca504B_PollingDataReady(gspca_dev);
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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 val)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u16 reg;
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reg = sd->bridge == BRIDGE_SPCA536 ? 0x20f0 : 0x21a7;
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reg_w_riv(gspca_dev, 0x00, reg, sd->brightness);
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reg_w_riv(gspca_dev, 0x00, reg, val);
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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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u16 reg;
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reg = sd->bridge == BRIDGE_SPCA536 ? 0x20f1 : 0x21a8;
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reg_w_riv(gspca_dev, 0x00, reg, sd->contrast);
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reg_w_riv(gspca_dev, 0x00, reg, val);
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}
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static void setcolors(struct gspca_dev *gspca_dev)
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static void setcolors(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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u16 reg;
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reg = sd->bridge == BRIDGE_SPCA536 ? 0x20f6 : 0x21ae;
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reg_w_riv(gspca_dev, 0x00, reg, sd->colors);
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reg_w_riv(gspca_dev, 0x00, reg, val);
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}
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static void init_ctl_reg(struct gspca_dev *gspca_dev)
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@ -629,9 +558,7 @@ static void init_ctl_reg(struct gspca_dev *gspca_dev)
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struct sd *sd = (struct sd *) gspca_dev;
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int pollreg = 1;
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setbrightness(gspca_dev);
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setcontrast(gspca_dev);
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setcolors(gspca_dev);
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v4l2_ctrl_handler_setup(&gspca_dev->ctrl_handler);
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switch (sd->bridge) {
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case BRIDGE_SPCA504:
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@ -704,11 +631,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
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cam->nmodes = ARRAY_SIZE(vga_mode2);
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break;
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}
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sd->brightness = BRIGHTNESS_DEF;
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sd->contrast = CONTRAST_DEF;
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sd->colors = COLOR_DEF;
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sd->autogain = AUTOGAIN_DEF;
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sd->quality = QUALITY_DEF;
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return 0;
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}
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@ -807,7 +729,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
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/* create the JPEG header */
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jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
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0x22); /* JPEG 411 */
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jpeg_set_qual(sd->jpeg_hdr, sd->quality);
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jpeg_set_qual(sd->jpeg_hdr, v4l2_ctrl_g_ctrl(sd->jpegqual));
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if (sd->bridge == BRIDGE_SPCA504B)
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spca504B_setQtable(gspca_dev);
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@ -1012,90 +934,13 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
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gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
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}
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static int sd_setbrightness(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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sd->brightness = val;
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if (gspca_dev->streaming)
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setbrightness(gspca_dev);
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return gspca_dev->usb_err;
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}
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static int sd_getbrightness(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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*val = sd->brightness;
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return 0;
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}
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static int sd_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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sd->contrast = val;
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if (gspca_dev->streaming)
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setcontrast(gspca_dev);
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return gspca_dev->usb_err;
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}
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static int sd_getcontrast(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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*val = sd->contrast;
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return 0;
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}
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static int sd_setcolors(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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sd->colors = val;
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if (gspca_dev->streaming)
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setcolors(gspca_dev);
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return gspca_dev->usb_err;
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}
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static int sd_getcolors(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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*val = sd->colors;
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return 0;
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}
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static int sd_setautogain(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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sd->autogain = val;
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return 0;
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}
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static int sd_getautogain(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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*val = sd->autogain;
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return 0;
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}
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static int sd_set_jcomp(struct gspca_dev *gspca_dev,
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struct v4l2_jpegcompression *jcomp)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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if (jcomp->quality < QUALITY_MIN)
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sd->quality = QUALITY_MIN;
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else if (jcomp->quality > QUALITY_MAX)
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sd->quality = QUALITY_MAX;
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else
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sd->quality = jcomp->quality;
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if (gspca_dev->streaming)
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jpeg_set_qual(sd->jpeg_hdr, sd->quality);
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return gspca_dev->usb_err;
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v4l2_ctrl_s_ctrl(sd->jpegqual, jcomp->quality);
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return 0;
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}
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static int sd_get_jcomp(struct gspca_dev *gspca_dev,
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@ -1104,19 +949,79 @@ static int sd_get_jcomp(struct gspca_dev *gspca_dev,
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struct sd *sd = (struct sd *) gspca_dev;
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memset(jcomp, 0, sizeof *jcomp);
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jcomp->quality = sd->quality;
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jcomp->quality = v4l2_ctrl_g_ctrl(sd->jpegqual);
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jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
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| V4L2_JPEG_MARKER_DQT;
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return 0;
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}
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static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
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{
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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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struct sd *sd = (struct sd *)gspca_dev;
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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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setcolors(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_AUTOGAIN:
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sd->autogain = ctrl->val;
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break;
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case V4L2_CID_JPEG_COMPRESSION_QUALITY:
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jpeg_set_qual(sd->jpeg_hdr, ctrl->val);
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break;
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}
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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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gspca_dev->vdev.ctrl_handler = hdl;
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v4l2_ctrl_handler_init(hdl, 5);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_BRIGHTNESS, -128, 127, 1, 0);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_CONTRAST, 0, 255, 1, 0x20);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_SATURATION, 0, 255, 1, 0x1a);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
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sd->jpegqual = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_JPEG_COMPRESSION_QUALITY,
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QUALITY_MIN, QUALITY_MAX, 1, QUALITY_DEF);
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if (hdl->error) {
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pr_err("Could not initialize controls\n");
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return hdl->error;
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}
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return 0;
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}
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/* sub-driver description */
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static const struct sd_desc sd_desc = {
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.name = MODULE_NAME,
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.ctrls = sd_ctrls,
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.nctrls = ARRAY_SIZE(sd_ctrls),
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.config = sd_config,
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.init = sd_init,
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.init_controls = sd_init_controls,
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.start = sd_start,
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.stopN = sd_stopN,
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.pkt_scan = sd_pkt_scan,
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