From 676fdd856b22fa384b09bdad3c81d8117feadbe6 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Tue, 19 Feb 2013 07:19:17 -0300 Subject: [PATCH] [media] gscpa_gl860: Convert to the control framework Signed-off-by: Hans de Goede Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/gspca/gl860/gl860.c | 222 ++++++++++++++------------ 1 file changed, 119 insertions(+), 103 deletions(-) diff --git a/drivers/media/usb/gspca/gl860/gl860.c b/drivers/media/usb/gspca/gl860/gl860.c index ced3b71f14e5..96d9c28a748c 100644 --- a/drivers/media/usb/gspca/gl860/gl860.c +++ b/drivers/media/usb/gspca/gl860/gl860.c @@ -58,115 +58,135 @@ MODULE_PARM_DESC(sensor, /*============================ webcam controls =============================*/ -/* Functions to get and set a control value */ -#define SD_SETGET(thename) \ -static int sd_set_##thename(struct gspca_dev *gspca_dev, s32 val)\ -{\ - struct sd *sd = (struct sd *) gspca_dev;\ -\ - sd->vcur.thename = val;\ - if (gspca_dev->streaming)\ - sd->waitSet = 1;\ - return 0;\ -} \ -static int sd_get_##thename(struct gspca_dev *gspca_dev, s32 *val)\ -{\ - struct sd *sd = (struct sd *) gspca_dev;\ -\ - *val = sd->vcur.thename;\ - 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; -SD_SETGET(mirror) -SD_SETGET(flip) -SD_SETGET(AC50Hz) -SD_SETGET(backlight) -SD_SETGET(brightness) -SD_SETGET(gamma) -SD_SETGET(hue) -SD_SETGET(saturation) -SD_SETGET(sharpness) -SD_SETGET(whitebal) -SD_SETGET(contrast) - -#define GL860_NCTRLS 11 - -/* control table */ -static struct ctrl sd_ctrls_mi1320[GL860_NCTRLS]; -static struct ctrl sd_ctrls_mi2020[GL860_NCTRLS]; -static struct ctrl sd_ctrls_ov2640[GL860_NCTRLS]; -static struct ctrl sd_ctrls_ov9655[GL860_NCTRLS]; - -#define SET_MY_CTRL(theid, \ - thetype, thelabel, thename) \ - if (sd->vmax.thename != 0) {\ - sd_ctrls[nCtrls].qctrl.id = theid;\ - sd_ctrls[nCtrls].qctrl.type = thetype;\ - strcpy(sd_ctrls[nCtrls].qctrl.name, thelabel);\ - sd_ctrls[nCtrls].qctrl.minimum = 0;\ - sd_ctrls[nCtrls].qctrl.maximum = sd->vmax.thename;\ - sd_ctrls[nCtrls].qctrl.default_value = sd->vcur.thename;\ - sd_ctrls[nCtrls].qctrl.step = \ - (sd->vmax.thename < 16) ? 1 : sd->vmax.thename/16;\ - sd_ctrls[nCtrls].set = sd_set_##thename;\ - sd_ctrls[nCtrls].get = sd_get_##thename;\ - nCtrls++;\ + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + sd->vcur.brightness = ctrl->val; + break; + case V4L2_CID_CONTRAST: + sd->vcur.contrast = ctrl->val; + break; + case V4L2_CID_SATURATION: + sd->vcur.saturation = ctrl->val; + break; + case V4L2_CID_HUE: + sd->vcur.hue = ctrl->val; + break; + case V4L2_CID_GAMMA: + sd->vcur.gamma = ctrl->val; + break; + case V4L2_CID_HFLIP: + sd->vcur.mirror = ctrl->val; + break; + case V4L2_CID_VFLIP: + sd->vcur.flip = ctrl->val; + break; + case V4L2_CID_POWER_LINE_FREQUENCY: + sd->vcur.AC50Hz = ctrl->val; + break; + case V4L2_CID_WHITE_BALANCE_TEMPERATURE: + sd->vcur.whitebal = ctrl->val; + break; + case V4L2_CID_SHARPNESS: + sd->vcur.sharpness = ctrl->val; + break; + case V4L2_CID_BACKLIGHT_COMPENSATION: + sd->vcur.backlight = ctrl->val; + break; + default: + return -EINVAL; } -static int gl860_build_control_table(struct gspca_dev *gspca_dev) + if (gspca_dev->streaming) + sd->waitSet = 1; + + return 0; +} + +static const struct v4l2_ctrl_ops sd_ctrl_ops = { + .s_ctrl = sd_s_ctrl, +}; + +static int sd_init_controls(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - struct ctrl *sd_ctrls; - int nCtrls = 0; - - if (_MI1320_) - sd_ctrls = sd_ctrls_mi1320; - else if (_MI2020_) - sd_ctrls = sd_ctrls_mi2020; - else if (_OV2640_) - sd_ctrls = sd_ctrls_ov2640; - else if (_OV9655_) - sd_ctrls = sd_ctrls_ov9655; - else - return 0; - - memset(sd_ctrls, 0, GL860_NCTRLS * sizeof(struct ctrl)); - - SET_MY_CTRL(V4L2_CID_BRIGHTNESS, - V4L2_CTRL_TYPE_INTEGER, "Brightness", brightness) - SET_MY_CTRL(V4L2_CID_SHARPNESS, - V4L2_CTRL_TYPE_INTEGER, "Sharpness", sharpness) - SET_MY_CTRL(V4L2_CID_CONTRAST, - V4L2_CTRL_TYPE_INTEGER, "Contrast", contrast) - SET_MY_CTRL(V4L2_CID_GAMMA, - V4L2_CTRL_TYPE_INTEGER, "Gamma", gamma) - SET_MY_CTRL(V4L2_CID_HUE, - V4L2_CTRL_TYPE_INTEGER, "Palette", hue) - SET_MY_CTRL(V4L2_CID_SATURATION, - V4L2_CTRL_TYPE_INTEGER, "Saturation", saturation) - SET_MY_CTRL(V4L2_CID_WHITE_BALANCE_TEMPERATURE, - V4L2_CTRL_TYPE_INTEGER, "White Bal.", whitebal) - SET_MY_CTRL(V4L2_CID_BACKLIGHT_COMPENSATION, - V4L2_CTRL_TYPE_INTEGER, "Backlight" , backlight) - - SET_MY_CTRL(V4L2_CID_HFLIP, - V4L2_CTRL_TYPE_BOOLEAN, "Mirror", mirror) - SET_MY_CTRL(V4L2_CID_VFLIP, - V4L2_CTRL_TYPE_BOOLEAN, "Flip", flip) - SET_MY_CTRL(V4L2_CID_POWER_LINE_FREQUENCY, - V4L2_CTRL_TYPE_BOOLEAN, "AC power 50Hz", AC50Hz) - - return nCtrls; + struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; + + gspca_dev->vdev.ctrl_handler = hdl; + v4l2_ctrl_handler_init(hdl, 11); + + if (sd->vmax.brightness) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_BRIGHTNESS, + 0, sd->vmax.brightness, 1, + sd->vcur.brightness); + + if (sd->vmax.contrast) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_CONTRAST, + 0, sd->vmax.contrast, 1, + sd->vcur.contrast); + + if (sd->vmax.saturation) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_SATURATION, + 0, sd->vmax.saturation, 1, + sd->vcur.saturation); + + if (sd->vmax.hue) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_HUE, + 0, sd->vmax.hue, 1, sd->vcur.hue); + + if (sd->vmax.gamma) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_GAMMA, + 0, sd->vmax.gamma, 1, sd->vcur.gamma); + + if (sd->vmax.mirror) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_HFLIP, + 0, sd->vmax.mirror, 1, sd->vcur.mirror); + + if (sd->vmax.flip) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_VFLIP, + 0, sd->vmax.flip, 1, sd->vcur.flip); + + if (sd->vmax.AC50Hz) + v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops, + V4L2_CID_POWER_LINE_FREQUENCY, + sd->vmax.AC50Hz, 0, sd->vcur.AC50Hz); + + if (sd->vmax.whitebal) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_WHITE_BALANCE_TEMPERATURE, + 0, sd->vmax.whitebal, 1, sd->vcur.whitebal); + + if (sd->vmax.sharpness) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, V4L2_CID_SHARPNESS, + 0, sd->vmax.sharpness, 1, + sd->vcur.sharpness); + + if (sd->vmax.backlight) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_BACKLIGHT_COMPENSATION, + 0, sd->vmax.backlight, 1, + sd->vcur.backlight); + + if (hdl->error) { + pr_err("Could not initialize controls\n"); + return hdl->error; + } + + return 0; } /*==================== sud-driver structure initialisation =================*/ static const struct sd_desc sd_desc_mi1320 = { .name = MODULE_NAME, - .ctrls = sd_ctrls_mi1320, - .nctrls = GL860_NCTRLS, .config = sd_config, .init = sd_init, + .init_controls = sd_init_controls, .isoc_init = sd_isoc_init, .start = sd_start, .stop0 = sd_stop0, @@ -176,10 +196,9 @@ static const struct sd_desc sd_desc_mi1320 = { static const struct sd_desc sd_desc_mi2020 = { .name = MODULE_NAME, - .ctrls = sd_ctrls_mi2020, - .nctrls = GL860_NCTRLS, .config = sd_config, .init = sd_init, + .init_controls = sd_init_controls, .isoc_init = sd_isoc_init, .start = sd_start, .stop0 = sd_stop0, @@ -189,10 +208,9 @@ static const struct sd_desc sd_desc_mi2020 = { static const struct sd_desc sd_desc_ov2640 = { .name = MODULE_NAME, - .ctrls = sd_ctrls_ov2640, - .nctrls = GL860_NCTRLS, .config = sd_config, .init = sd_init, + .init_controls = sd_init_controls, .isoc_init = sd_isoc_init, .start = sd_start, .stop0 = sd_stop0, @@ -202,10 +220,9 @@ static const struct sd_desc sd_desc_ov2640 = { static const struct sd_desc sd_desc_ov9655 = { .name = MODULE_NAME, - .ctrls = sd_ctrls_ov9655, - .nctrls = GL860_NCTRLS, .config = sd_config, .init = sd_init, + .init_controls = sd_init_controls, .isoc_init = sd_isoc_init, .start = sd_start, .stop0 = sd_stop0, @@ -371,7 +388,6 @@ static int sd_config(struct gspca_dev *gspca_dev, dev_init_settings(gspca_dev); if (AC50Hz != 0xff) ((struct sd *) gspca_dev)->vcur.AC50Hz = AC50Hz; - gl860_build_control_table(gspca_dev); return 0; } -- 2.20.1