diff options
Diffstat (limited to 'drivers/media/usb')
-rw-r--r-- | drivers/media/usb/gspca/gspca.c | 160 | ||||
-rw-r--r-- | drivers/media/usb/gspca/gspca.h | 24 |
2 files changed, 0 insertions, 184 deletions
diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c index 3564bdb..5784ff4 100644 --- a/drivers/media/usb/gspca/gspca.c +++ b/drivers/media/usb/gspca/gspca.c @@ -984,7 +984,6 @@ out: static void gspca_set_default_mode(struct gspca_dev *gspca_dev) { - struct gspca_ctrl *ctrl; int i; i = gspca_dev->cam.nmodes - 1; /* take the highest mode */ @@ -993,17 +992,8 @@ static void gspca_set_default_mode(struct gspca_dev *gspca_dev) gspca_dev->height = gspca_dev->cam.cam_mode[i].height; gspca_dev->pixfmt = gspca_dev->cam.cam_mode[i].pixelformat; - /* set the current control values to their default values - * which may have changed in sd_init() */ /* does nothing if ctrl_handler == NULL */ v4l2_ctrl_handler_setup(gspca_dev->vdev.ctrl_handler); - ctrl = gspca_dev->cam.ctrls; - if (ctrl != NULL) { - for (i = 0; - i < gspca_dev->sd_desc->nctrls; - i++, ctrl++) - ctrl->val = ctrl->def; - } } static int wxh_to_mode(struct gspca_dev *gspca_dev, @@ -1357,134 +1347,6 @@ static int vidioc_querycap(struct file *file, void *priv, return 0; } -static int get_ctrl(struct gspca_dev *gspca_dev, - int id) -{ - const struct ctrl *ctrls; - int i; - - for (i = 0, ctrls = gspca_dev->sd_desc->ctrls; - i < gspca_dev->sd_desc->nctrls; - i++, ctrls++) { - if (gspca_dev->ctrl_dis & (1 << i)) - continue; - if (id == ctrls->qctrl.id) - return i; - } - return -1; -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *q_ctrl) -{ - struct gspca_dev *gspca_dev = video_drvdata(file); - const struct ctrl *ctrls; - struct gspca_ctrl *gspca_ctrl; - int i, idx; - u32 id; - - id = q_ctrl->id; - if (id & V4L2_CTRL_FLAG_NEXT_CTRL) { - id &= V4L2_CTRL_ID_MASK; - id++; - idx = -1; - for (i = 0; i < gspca_dev->sd_desc->nctrls; i++) { - if (gspca_dev->ctrl_dis & (1 << i)) - continue; - if (gspca_dev->sd_desc->ctrls[i].qctrl.id < id) - continue; - if (idx >= 0 - && gspca_dev->sd_desc->ctrls[i].qctrl.id - > gspca_dev->sd_desc->ctrls[idx].qctrl.id) - continue; - idx = i; - } - } else { - idx = get_ctrl(gspca_dev, id); - } - if (idx < 0) - return -EINVAL; - ctrls = &gspca_dev->sd_desc->ctrls[idx]; - memcpy(q_ctrl, &ctrls->qctrl, sizeof *q_ctrl); - if (gspca_dev->cam.ctrls != NULL) { - gspca_ctrl = &gspca_dev->cam.ctrls[idx]; - q_ctrl->default_value = gspca_ctrl->def; - q_ctrl->minimum = gspca_ctrl->min; - q_ctrl->maximum = gspca_ctrl->max; - } - if (gspca_dev->ctrl_inac & (1 << idx)) - q_ctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; - return 0; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct gspca_dev *gspca_dev = video_drvdata(file); - const struct ctrl *ctrls; - struct gspca_ctrl *gspca_ctrl; - int idx; - - idx = get_ctrl(gspca_dev, ctrl->id); - if (idx < 0) - return -EINVAL; - if (gspca_dev->ctrl_inac & (1 << idx)) - return -EINVAL; - ctrls = &gspca_dev->sd_desc->ctrls[idx]; - if (gspca_dev->cam.ctrls != NULL) { - gspca_ctrl = &gspca_dev->cam.ctrls[idx]; - if (ctrl->value < gspca_ctrl->min - || ctrl->value > gspca_ctrl->max) - return -ERANGE; - } else { - gspca_ctrl = NULL; - if (ctrl->value < ctrls->qctrl.minimum - || ctrl->value > ctrls->qctrl.maximum) - return -ERANGE; - } - PDEBUG(D_CONF, "set ctrl [%08x] = %d", ctrl->id, ctrl->value); - gspca_dev->usb_err = 0; - if (ctrls->set != NULL) - return ctrls->set(gspca_dev, ctrl->value); - if (gspca_ctrl != NULL) { - gspca_ctrl->val = ctrl->value; - if (ctrls->set_control != NULL - && gspca_dev->streaming) - ctrls->set_control(gspca_dev); - } - return gspca_dev->usb_err; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct gspca_dev *gspca_dev = video_drvdata(file); - const struct ctrl *ctrls; - int idx; - - idx = get_ctrl(gspca_dev, ctrl->id); - if (idx < 0) - return -EINVAL; - ctrls = &gspca_dev->sd_desc->ctrls[idx]; - - gspca_dev->usb_err = 0; - if (ctrls->get != NULL) - return ctrls->get(gspca_dev, &ctrl->value); - if (gspca_dev->cam.ctrls != NULL) - ctrl->value = gspca_dev->cam.ctrls[idx].val; - return 0; -} - -static int vidioc_querymenu(struct file *file, void *priv, - struct v4l2_querymenu *qmenu) -{ - struct gspca_dev *gspca_dev = video_drvdata(file); - - if (!gspca_dev->sd_desc->querymenu) - return -ENOTTY; - return gspca_dev->sd_desc->querymenu(gspca_dev, qmenu); -} - static int vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *input) { @@ -2125,10 +1987,6 @@ static const struct v4l2_ioctl_ops dev_ioctl_ops = { .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, .vidioc_streamon = vidioc_streamon, - .vidioc_queryctrl = vidioc_queryctrl, - .vidioc_g_ctrl = vidioc_g_ctrl, - .vidioc_s_ctrl = vidioc_s_ctrl, - .vidioc_querymenu = vidioc_querymenu, .vidioc_enum_input = vidioc_enum_input, .vidioc_g_input = vidioc_g_input, .vidioc_s_input = vidioc_s_input, @@ -2157,22 +2015,6 @@ static const struct video_device gspca_template = { .release = video_device_release_empty, /* We use v4l2_dev.release */ }; -/* initialize the controls */ -static void ctrls_init(struct gspca_dev *gspca_dev) -{ - struct gspca_ctrl *ctrl; - int i; - - for (i = 0, ctrl = gspca_dev->cam.ctrls; - i < gspca_dev->sd_desc->nctrls; - i++, ctrl++) { - ctrl->def = gspca_dev->sd_desc->ctrls[i].qctrl.default_value; - ctrl->val = ctrl->def; - ctrl->min = gspca_dev->sd_desc->ctrls[i].qctrl.minimum; - ctrl->max = gspca_dev->sd_desc->ctrls[i].qctrl.maximum; - } -} - /* * probe and create a new gspca device * @@ -2249,8 +2091,6 @@ int gspca_dev_probe2(struct usb_interface *intf, ret = sd_desc->config(gspca_dev, id); if (ret < 0) goto out; - if (gspca_dev->cam.ctrls != NULL) - ctrls_init(gspca_dev); ret = sd_desc->init(gspca_dev); if (ret < 0) goto out; diff --git a/drivers/media/usb/gspca/gspca.h b/drivers/media/usb/gspca/gspca.h index 5559932..ac62cd3 100644 --- a/drivers/media/usb/gspca/gspca.h +++ b/drivers/media/usb/gspca/gspca.h @@ -46,20 +46,11 @@ struct framerates { int nrates; }; -/* control definition */ -struct gspca_ctrl { - s16 val; /* current value */ - s16 def; /* default value */ - s16 min, max; /* minimum and maximum values */ -}; - /* device information - set at probe time */ struct cam { const struct v4l2_pix_format *cam_mode; /* size nmodes */ const struct framerates *mode_framerates; /* must have size nmodes, * just like cam_mode */ - struct gspca_ctrl *ctrls; /* control table - size nctrls */ - /* may be NULL */ u32 bulk_size; /* buffer size when image transfer by bulk */ u32 input_flags; /* value for ENUM_INPUT status flags */ u8 nmodes; /* size of cam_mode */ @@ -93,8 +84,6 @@ typedef int (*cam_ident_op) (struct gspca_dev *, struct v4l2_dbg_chip_ident *); typedef void (*cam_streamparm_op) (struct gspca_dev *, struct v4l2_streamparm *); -typedef int (*cam_qmnu_op) (struct gspca_dev *, - struct v4l2_querymenu *); typedef void (*cam_pkt_op) (struct gspca_dev *gspca_dev, u8 *data, int len); @@ -102,20 +91,10 @@ typedef int (*cam_int_pkt_op) (struct gspca_dev *gspca_dev, u8 *data, int len); -struct ctrl { - struct v4l2_queryctrl qctrl; - int (*set)(struct gspca_dev *, __s32); - int (*get)(struct gspca_dev *, __s32 *); - cam_v_op set_control; -}; - /* subdriver description */ struct sd_desc { /* information */ const char *name; /* sub-driver name */ -/* controls */ - const struct ctrl *ctrls; /* static control definition */ - int nctrls; /* mandatory operations */ cam_cf_op config; /* called on probe */ cam_op init; /* called on probe and resume */ @@ -130,7 +109,6 @@ struct sd_desc { cam_v_op dq_callback; /* called when a frame has been dequeued */ cam_get_jpg_op get_jcomp; cam_set_jpg_op set_jcomp; - cam_qmnu_op querymenu; cam_streamparm_op get_streamparm; cam_streamparm_op set_streamparm; #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -174,8 +152,6 @@ struct gspca_dev { struct cam cam; /* device information */ const struct sd_desc *sd_desc; /* subdriver description */ - unsigned ctrl_dis; /* disabled controls (bit map) */ - unsigned ctrl_inac; /* inactive controls (bit map) */ struct v4l2_ctrl_handler ctrl_handler; /* autogain and exposure or gain control cluster, these are global as |