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[media] spca501: 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
9bf0c43eee
commit
705881e3a8
@ -61,79 +61,6 @@ static int sd_getblue_balance(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setred_balance(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getred_balance(struct gspca_dev *gspca_dev, __s32 *val);
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static const struct ctrl sd_ctrls[] = {
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#define MY_BRIGHTNESS 0
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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 = 0,
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.maximum = 127,
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.step = 1,
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.default_value = 0,
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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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#define MY_CONTRAST 1
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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 = 64725,
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.step = 1,
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.default_value = 64725,
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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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#define MY_COLOR 2
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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 = 63,
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.step = 1,
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.default_value = 20,
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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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#define MY_BLUE_BALANCE 3
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{
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{
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.id = V4L2_CID_BLUE_BALANCE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Blue Balance",
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.minimum = 0,
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.maximum = 127,
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.step = 1,
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.default_value = 0,
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},
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.set = sd_setblue_balance,
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.get = sd_getblue_balance,
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},
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#define MY_RED_BALANCE 4
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{
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{
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.id = V4L2_CID_RED_BALANCE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Red Balance",
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.minimum = 0,
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.maximum = 127,
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.step = 1,
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.default_value = 0,
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},
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.set = sd_setred_balance,
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.get = sd_getred_balance,
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},
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};
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static const struct v4l2_pix_format vga_mode[] = {
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{160, 120, V4L2_PIX_FMT_SPCA501, V4L2_FIELD_NONE,
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.bytesperline = 160,
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@ -1878,42 +1805,32 @@ static int write_vector(struct gspca_dev *gspca_dev,
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return 0;
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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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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x12, sd->brightness);
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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x12, 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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reg_write(gspca_dev->dev, 0x00, 0x00,
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(sd->contrast >> 8) & 0xff);
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(val >> 8) & 0xff);
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reg_write(gspca_dev->dev, 0x00, 0x01,
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sd->contrast & 0xff);
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val & 0xff);
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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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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x0c, sd->colors);
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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x0c, val);
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}
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static void setblue_balance(struct gspca_dev *gspca_dev)
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static void setblue_balance(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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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x11, sd->blue_balance);
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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x11, val);
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}
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static void setred_balance(struct gspca_dev *gspca_dev)
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static void setred_balance(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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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x13, sd->red_balance);
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reg_write(gspca_dev->dev, SPCA501_REG_CCDSP, 0x13, val);
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}
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/* this function is called at probe time */
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@ -1927,9 +1844,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
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cam->cam_mode = vga_mode;
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cam->nmodes = ARRAY_SIZE(vga_mode);
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sd->subtype = id->driver_info;
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sd->brightness = sd_ctrls[MY_BRIGHTNESS].qctrl.default_value;
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sd->contrast = sd_ctrls[MY_CONTRAST].qctrl.default_value;
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sd->colors = sd_ctrls[MY_COLOR].qctrl.default_value;
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return 0;
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}
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@ -2012,9 +1926,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
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* brightness / contrast / color set otherwise it assumes what seems
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* max contrast. Note that strange enough setting any of these is
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* enough to fix the max contrast problem, to be sure we set all 3 */
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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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return 0;
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}
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@ -2053,103 +1965,70 @@ 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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static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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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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sd->brightness = val;
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if (gspca_dev->streaming)
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setbrightness(gspca_dev);
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return 0;
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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_BLUE_BALANCE:
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setblue_balance(gspca_dev, ctrl->val);
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break;
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case V4L2_CID_RED_BALANCE:
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setred_balance(gspca_dev, 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 int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
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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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*val = sd->brightness;
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return 0;
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}
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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, 0, 127, 1, 0);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_CONTRAST, 0, 64725, 1, 64725);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_SATURATION, 0, 63, 1, 20);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_BLUE_BALANCE, 0, 127, 1, 0);
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v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
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V4L2_CID_RED_BALANCE, 0, 127, 1, 0);
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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 0;
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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 0;
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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_setblue_balance(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->blue_balance = val;
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if (gspca_dev->streaming)
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setblue_balance(gspca_dev);
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return 0;
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}
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static int sd_getblue_balance(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->blue_balance;
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return 0;
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}
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static int sd_setred_balance(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->red_balance = val;
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if (gspca_dev->streaming)
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setred_balance(gspca_dev);
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return 0;
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}
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static int sd_getred_balance(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->red_balance;
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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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.stop0 = sd_stop0,
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