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path: root/drivers/media/video/pwc/pwc-ctrl.c
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Diffstat (limited to 'drivers/media/video/pwc/pwc-ctrl.c')
-rw-r--r--drivers/media/video/pwc/pwc-ctrl.c571
1 files changed, 0 insertions, 571 deletions
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c
index 2cf77001804d..684b7c50eea9 100644
--- a/drivers/media/video/pwc/pwc-ctrl.c
+++ b/drivers/media/video/pwc/pwc-ctrl.c
@@ -604,136 +604,6 @@ int pwc_set_leds(struct pwc_device *pdev, int on_value, int off_value)
return r;
}
-static int pwc_get_leds(struct pwc_device *pdev, int *on_value, int *off_value)
-{
- unsigned char buf[2];
- int ret;
-
- if (pdev->type < 730) {
- *on_value = -1;
- *off_value = -1;
- return 0;
- }
-
- ret = recv_control_msg(pdev,
- GET_STATUS_CTL, LED_FORMATTER, &buf, sizeof(buf));
- if (ret < 0)
- return ret;
- *on_value = buf[0] * 100;
- *off_value = buf[1] * 100;
- return 0;
-}
-
-static int _pwc_mpt_reset(struct pwc_device *pdev, int flags)
-{
- unsigned char buf;
- int r;
-
- mutex_lock(&pdev->udevlock);
- if (!pdev->udev) {
- r = -ENODEV;
- goto leave;
- }
-
- buf = flags & 0x03; // only lower two bits are currently used
- r = send_control_msg(pdev,
- SET_MPT_CTL, PT_RESET_CONTROL_FORMATTER, &buf, sizeof(buf));
-leave:
- mutex_unlock(&pdev->udevlock);
- return r;
-}
-
-int pwc_mpt_reset(struct pwc_device *pdev, int flags)
-{
- int ret;
- ret = _pwc_mpt_reset(pdev, flags);
- if (ret >= 0) {
- pdev->pan_angle = 0;
- pdev->tilt_angle = 0;
- }
- return ret;
-}
-
-static int _pwc_mpt_set_angle(struct pwc_device *pdev, int pan, int tilt)
-{
- unsigned char buf[4];
- int r;
-
- mutex_lock(&pdev->udevlock);
- if (!pdev->udev) {
- r = -ENODEV;
- goto leave;
- }
-
- /* set new relative angle; angles are expressed in degrees * 100,
- but cam as .5 degree resolution, hence divide by 200. Also
- the angle must be multiplied by 64 before it's send to
- the cam (??)
- */
- pan = 64 * pan / 100;
- tilt = -64 * tilt / 100; /* positive tilt is down, which is not what the user would expect */
- buf[0] = pan & 0xFF;
- buf[1] = (pan >> 8) & 0xFF;
- buf[2] = tilt & 0xFF;
- buf[3] = (tilt >> 8) & 0xFF;
- r = send_control_msg(pdev,
- SET_MPT_CTL, PT_RELATIVE_CONTROL_FORMATTER, &buf, sizeof(buf));
-leave:
- mutex_unlock(&pdev->udevlock);
- return r;
-}
-
-int pwc_mpt_set_angle(struct pwc_device *pdev, int pan, int tilt)
-{
- int ret;
-
- /* check absolute ranges */
- if (pan < pdev->angle_range.pan_min ||
- pan > pdev->angle_range.pan_max ||
- tilt < pdev->angle_range.tilt_min ||
- tilt > pdev->angle_range.tilt_max)
- return -ERANGE;
-
- /* go to relative range, check again */
- pan -= pdev->pan_angle;
- tilt -= pdev->tilt_angle;
- /* angles are specified in degrees * 100, thus the limit = 36000 */
- if (pan < -36000 || pan > 36000 || tilt < -36000 || tilt > 36000)
- return -ERANGE;
-
- ret = _pwc_mpt_set_angle(pdev, pan, tilt);
- if (ret >= 0) {
- pdev->pan_angle += pan;
- pdev->tilt_angle += tilt;
- }
- if (ret == -EPIPE) /* stall -> out of range */
- ret = -ERANGE;
- return ret;
-}
-
-static int pwc_mpt_get_status(struct pwc_device *pdev, struct pwc_mpt_status *status)
-{
- int ret;
- unsigned char buf[5];
-
- mutex_lock(&pdev->udevlock);
- if (!pdev->udev) {
- ret = -ENODEV;
- goto leave;
- }
-
- ret = recv_control_msg(pdev,
- GET_MPT_CTL, PT_STATUS_FORMATTER, &buf, sizeof(buf));
- if (ret < 0)
- goto leave;
- status->status = buf[0] & 0x7; // 3 bits are used for reporting
- status->time_pan = (buf[1] << 8) + buf[2];
- status->time_tilt = (buf[3] << 8) + buf[4];
-leave:
- mutex_unlock(&pdev->udevlock);
- return ret;
-}
-
#ifdef CONFIG_USB_PWC_DEBUG
int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor)
{
@@ -758,444 +628,3 @@ int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor)
return 0;
}
#endif
-
- /* End of Add-Ons */
- /* ************************************************* */
-
-/* Linux 2.5.something and 2.6 pass direct pointers to arguments of
- ioctl() calls. With 2.4, you have to do tedious copy_from_user()
- and copy_to_user() calls. With these macros we circumvent this,
- and let me maintain only one source file. The functionality is
- exactly the same otherwise.
- */
-
-/* define local variable for arg */
-#define ARG_DEF(ARG_type, ARG_name)\
- ARG_type *ARG_name = arg;
-/* copy arg to local variable */
-#define ARG_IN(ARG_name) /* nothing */
-/* argument itself (referenced) */
-#define ARGR(ARG_name) (*ARG_name)
-/* argument address */
-#define ARGA(ARG_name) ARG_name
-/* copy local variable to arg */
-#define ARG_OUT(ARG_name) /* nothing */
-
-/*
- * Our ctrls use native values, but the old custom pwc ioctl interface expects
- * values from 0 - 65535, define 2 helper functions to scale things. */
-static int pwc_ioctl_g_ctrl(struct v4l2_ctrl *ctrl)
-{
- return v4l2_ctrl_g_ctrl(ctrl) * 65535 / ctrl->maximum;
-}
-
-static int pwc_ioctl_s_ctrl(struct v4l2_ctrl *ctrl, int val)
-{
- return v4l2_ctrl_s_ctrl(ctrl, val * ctrl->maximum / 65535);
-}
-
-long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg)
-{
- long ret = 0;
-
- switch(cmd) {
- case VIDIOCPWCRUSER:
- ret = v4l2_ctrl_s_ctrl(pdev->restore_user, 0);
- break;
-
- case VIDIOCPWCSUSER:
- ret = v4l2_ctrl_s_ctrl(pdev->save_user, 0);
- break;
-
- case VIDIOCPWCFACTORY:
- ret = v4l2_ctrl_s_ctrl(pdev->restore_factory, 0);
- break;
-
- case VIDIOCPWCSCQUAL:
- {
- ARG_DEF(int, qual)
-
- mutex_lock(&pdev->udevlock);
- if (!pdev->udev) {
- ret = -ENODEV;
- goto leave;
- }
-
- if (pdev->iso_init) {
- ret = -EBUSY;
- goto leave;
- }
-
- ARG_IN(qual)
- if (ARGR(qual) < 0 || ARGR(qual) > 3)
- ret = -EINVAL;
- else
- ret = pwc_set_video_mode(pdev,
- pdev->view.x, pdev->view.y,
- pdev->vframes, ARGR(qual));
-leave:
- mutex_unlock(&pdev->udevlock);
- break;
- }
-
- case VIDIOCPWCGCQUAL:
- {
- ARG_DEF(int, qual)
-
- ARGR(qual) = pdev->vcompression;
- ARG_OUT(qual)
- break;
- }
-
- case VIDIOCPWCPROBE:
- {
- ARG_DEF(struct pwc_probe, probe)
-
- strcpy(ARGR(probe).name, pdev->vdev.name);
- ARGR(probe).type = pdev->type;
- ARG_OUT(probe)
- break;
- }
-
- case VIDIOCPWCGSERIAL:
- {
- ARG_DEF(struct pwc_serial, serial)
-
- strcpy(ARGR(serial).serial, pdev->serial);
- ARG_OUT(serial)
- break;
- }
-
- case VIDIOCPWCSAGC:
- {
- ARG_DEF(int, agc)
- ARG_IN(agc)
- ret = v4l2_ctrl_s_ctrl(pdev->autogain, ARGR(agc) < 0);
- if (ret == 0 && ARGR(agc) >= 0)
- ret = pwc_ioctl_s_ctrl(pdev->gain, ARGR(agc));
- break;
- }
-
- case VIDIOCPWCGAGC:
- {
- ARG_DEF(int, agc)
- if (v4l2_ctrl_g_ctrl(pdev->autogain))
- ARGR(agc) = -1;
- else
- ARGR(agc) = pwc_ioctl_g_ctrl(pdev->gain);
- ARG_OUT(agc)
- break;
- }
-
- case VIDIOCPWCSSHUTTER:
- {
- ARG_DEF(int, shutter)
- ARG_IN(shutter)
- ret = v4l2_ctrl_s_ctrl(pdev->exposure_auto,
- /* Menu idx 0 = auto, idx 1 = manual */
- ARGR(shutter) >= 0);
- if (ret == 0 && ARGR(shutter) >= 0)
- ret = pwc_ioctl_s_ctrl(pdev->exposure, ARGR(shutter));
- break;
- }
-
- case VIDIOCPWCSAWB:
- {
- ARG_DEF(struct pwc_whitebalance, wb)
- ARG_IN(wb)
- ret = v4l2_ctrl_s_ctrl(pdev->auto_white_balance,
- ARGR(wb).mode);
- if (ret == 0 && ARGR(wb).mode == PWC_WB_MANUAL)
- ret = pwc_ioctl_s_ctrl(pdev->red_balance,
- ARGR(wb).manual_red);
- if (ret == 0 && ARGR(wb).mode == PWC_WB_MANUAL)
- ret = pwc_ioctl_s_ctrl(pdev->blue_balance,
- ARGR(wb).manual_blue);
- break;
- }
-
- case VIDIOCPWCGAWB:
- {
- ARG_DEF(struct pwc_whitebalance, wb)
- ARGR(wb).mode = v4l2_ctrl_g_ctrl(pdev->auto_white_balance);
- ARGR(wb).manual_red = ARGR(wb).read_red =
- pwc_ioctl_g_ctrl(pdev->red_balance);
- ARGR(wb).manual_blue = ARGR(wb).read_blue =
- pwc_ioctl_g_ctrl(pdev->blue_balance);
- ARG_OUT(wb)
- break;
- }
-
- case VIDIOCPWCSAWBSPEED:
- {
- ARG_DEF(struct pwc_wb_speed, wbs)
-
- if (ARGR(wbs).control_speed > 0) {
- ret = pwc_ioctl_s_ctrl(pdev->awb_speed,
- ARGR(wbs).control_speed);
- }
- if (ret == 0 && ARGR(wbs).control_delay > 0) {
- ret = pwc_ioctl_s_ctrl(pdev->awb_delay,
- ARGR(wbs).control_delay);
- }
- break;
- }
-
- case VIDIOCPWCGAWBSPEED:
- {
- ARG_DEF(struct pwc_wb_speed, wbs)
-
- ARGR(wbs).control_speed = v4l2_ctrl_g_ctrl(pdev->awb_speed);
- ARGR(wbs).control_delay = v4l2_ctrl_g_ctrl(pdev->awb_delay);
- ARG_OUT(wbs)
- break;
- }
-
- case VIDIOCPWCSLED:
- {
- ARG_DEF(struct pwc_leds, leds)
-
- mutex_lock(&pdev->udevlock);
- if (!pdev->udev) {
- ret = -ENODEV;
- break;
- }
-
- ARG_IN(leds)
- ret = pwc_set_leds(pdev, ARGR(leds).led_on, ARGR(leds).led_off);
-
- mutex_unlock(&pdev->udevlock);
- break;
- }
-
-
- case VIDIOCPWCGLED:
- {
- ARG_DEF(struct pwc_leds, leds)
-
- mutex_lock(&pdev->udevlock);
- if (!pdev->udev) {
- ret = -ENODEV;
- break;
- }
-
- ret = pwc_get_leds(pdev, &ARGR(leds).led_on, &ARGR(leds).led_off);
- ARG_OUT(leds)
-
- mutex_unlock(&pdev->udevlock);
- break;
- }
-
- case VIDIOCPWCSCONTOUR:
- {
- ARG_DEF(int, contour)
- ARG_IN(contour)
- ret = v4l2_ctrl_s_ctrl(pdev->autocontour, ARGR(contour) < 0);
- if (ret == 0 && ARGR(contour) >= 0)
- ret = pwc_ioctl_s_ctrl(pdev->contour, ARGR(contour));
- break;
- }
-
- case VIDIOCPWCGCONTOUR:
- {
- ARG_DEF(int, contour)
- if (v4l2_ctrl_g_ctrl(pdev->autocontour))
- ARGR(contour) = -1;
- else
- ARGR(contour) = pwc_ioctl_g_ctrl(pdev->contour);
- ARG_OUT(contour)
- break;
- }
-
- case VIDIOCPWCSBACKLIGHT:
- {
- ARG_DEF(int, backlight)
- ARG_IN(backlight)
- ret = v4l2_ctrl_s_ctrl(pdev->backlight, ARGR(backlight));
- break;
- }
-
- case VIDIOCPWCGBACKLIGHT:
- {
- ARG_DEF(int, backlight)
- ARGR(backlight) = v4l2_ctrl_g_ctrl(pdev->backlight);
- ARG_OUT(backlight)
- break;
- }
-
- case VIDIOCPWCSFLICKER:
- {
- ARG_DEF(int, flicker)
- ARG_IN(flicker)
- ret = v4l2_ctrl_s_ctrl(pdev->flicker, ARGR(flicker));
- break;
- }
-
- case VIDIOCPWCGFLICKER:
- {
- ARG_DEF(int, flicker)
- ARGR(flicker) = v4l2_ctrl_g_ctrl(pdev->flicker);
- ARG_OUT(flicker)
- break;
- }
-
- case VIDIOCPWCSDYNNOISE:
- {
- ARG_DEF(int, dynnoise)
- ARG_IN(dynnoise)
- ret = v4l2_ctrl_s_ctrl(pdev->noise_reduction, ARGR(dynnoise));
- break;
- }
-
- case VIDIOCPWCGDYNNOISE:
- {
- ARG_DEF(int, dynnoise)
- ARGR(dynnoise) = v4l2_ctrl_g_ctrl(pdev->noise_reduction);
- ARG_OUT(dynnoise);
- break;
- }
-
- case VIDIOCPWCGREALSIZE:
- {
- ARG_DEF(struct pwc_imagesize, size)
-
- ARGR(size).width = pdev->image.x;
- ARGR(size).height = pdev->image.y;
- ARG_OUT(size)
- break;
- }
-
- case VIDIOCPWCMPTRESET:
- {
- if (pdev->features & FEATURE_MOTOR_PANTILT)
- {
- ARG_DEF(int, flags)
-
- ARG_IN(flags)
- ret = pwc_mpt_reset(pdev, ARGR(flags));
- }
- else
- {
- ret = -ENXIO;
- }
- break;
- }
-
- case VIDIOCPWCMPTGRANGE:
- {
- if (pdev->features & FEATURE_MOTOR_PANTILT)
- {
- ARG_DEF(struct pwc_mpt_range, range)
-
- ARGR(range) = pdev->angle_range;
- ARG_OUT(range)
- }
- else
- {
- ret = -ENXIO;
- }
- break;
- }
-
- case VIDIOCPWCMPTSANGLE:
- {
- int new_pan, new_tilt;
-
- if (pdev->features & FEATURE_MOTOR_PANTILT)
- {
- ARG_DEF(struct pwc_mpt_angles, angles)
-
- ARG_IN(angles)
- /* The camera can only set relative angles, so
- do some calculations when getting an absolute angle .
- */
- if (ARGR(angles).absolute)
- {
- new_pan = ARGR(angles).pan;
- new_tilt = ARGR(angles).tilt;
- }
- else
- {
- new_pan = pdev->pan_angle + ARGR(angles).pan;
- new_tilt = pdev->tilt_angle + ARGR(angles).tilt;
- }
- ret = pwc_mpt_set_angle(pdev, new_pan, new_tilt);
- }
- else
- {
- ret = -ENXIO;
- }
- break;
- }
-
- case VIDIOCPWCMPTGANGLE:
- {
-
- if (pdev->features & FEATURE_MOTOR_PANTILT)
- {
- ARG_DEF(struct pwc_mpt_angles, angles)
-
- ARGR(angles).absolute = 1;
- ARGR(angles).pan = pdev->pan_angle;
- ARGR(angles).tilt = pdev->tilt_angle;
- ARG_OUT(angles)
- }
- else
- {
- ret = -ENXIO;
- }
- break;
- }
-
- case VIDIOCPWCMPTSTATUS:
- {
- if (pdev->features & FEATURE_MOTOR_PANTILT)
- {
- ARG_DEF(struct pwc_mpt_status, status)
-
- ret = pwc_mpt_get_status(pdev, ARGA(status));
- ARG_OUT(status)
- }
- else
- {
- ret = -ENXIO;
- }
- break;
- }
-
- case VIDIOCPWCGVIDCMD:
- {
- ARG_DEF(struct pwc_video_command, vcmd);
-
- ARGR(vcmd).type = pdev->type;
- ARGR(vcmd).release = pdev->release;
- ARGR(vcmd).command_len = pdev->cmd_len;
- memcpy(&ARGR(vcmd).command_buf, pdev->cmd_buf, pdev->cmd_len);
- ARGR(vcmd).bandlength = pdev->vbandlength;
- ARGR(vcmd).frame_size = pdev->frame_size;
- ARG_OUT(vcmd)
- break;
- }
- /*
- case VIDIOCPWCGVIDTABLE:
- {
- ARG_DEF(struct pwc_table_init_buffer, table);
- ARGR(table).len = pdev->cmd_len;
- memcpy(&ARGR(table).buffer, pdev->decompress_data, pdev->decompressor->table_size);
- ARG_OUT(table)
- break;
- }
- */
-
- default:
- ret = -ENOIOCTLCMD;
- break;
- }
-
- if (ret > 0)
- return 0;
- return ret;
-}
-
-
-/* vim: set cinoptions= formatoptions=croql cindent shiftwidth=8 tabstop=8: */
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