[media] pwc: Remove driver specific ioctls

This stems from the v4l1 era, with v4l2 everything can be done with
standardized v4l2 API calls.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

7 files changed, 26 insertions, 608 deletions

diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c
index 2cf77001804..684b7c50eea 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: */
diff --git a/drivers/media/video/pwc/pwc-dec23.c b/drivers/media/video/pwc/pwc-dec23.c
index bce3d9bfd03..e531f85460c 100644
--- a/drivers/media/video/pwc/pwc-dec23.c
+++ b/drivers/media/video/pwc/pwc-dec23.c
@@ -27,7 +27,6 @@
 #include "pwc-timon.h"
 #include "pwc-kiara.h"
 #include "pwc-dec23.h"
-#include <media/pwc-ioctl.h>
 
 #include <linux/string.h>
 #include <linux/slab.h>
diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c
index a66f60cb8c3..963b4a55ec7 100644
--- a/drivers/media/video/pwc/pwc-if.c
+++ b/drivers/media/video/pwc/pwc-if.c
@@ -1058,16 +1058,6 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id
 	pdev->vframes = default_fps;
 	strcpy(pdev->serial, serial_number);
 	pdev->features = features;
-	if (vendor_id == 0x046D && product_id == 0x08B5) {
-		/* Logitech QuickCam Orbit
-		   The ranges have been determined experimentally; they may differ from cam to cam.
-		   Also, the exact ranges left-right and up-down are different for my cam
-		  */
-		pdev->angle_range.pan_min  = -7000;
-		pdev->angle_range.pan_max  =  7000;
-		pdev->angle_range.tilt_min = -3000;
-		pdev->angle_range.tilt_max =  2500;
-	}
 	pwc_construct(pdev); /* set min/max sizes correct */
 
 	mutex_init(&pdev->capt_file_lock);
diff --git a/drivers/media/video/pwc/pwc-kiara.h b/drivers/media/video/pwc/pwc-kiara.h
index 047dad8c15f..8e02b7ac213 100644
--- a/drivers/media/video/pwc/pwc-kiara.h
+++ b/drivers/media/video/pwc/pwc-kiara.h
@@ -27,7 +27,7 @@
 #ifndef PWC_KIARA_H
 #define PWC_KIARA_H
 
-#include <media/pwc-ioctl.h>
+#include "pwc.h"
 
 #define PWC_FPS_MAX_KIARA 6
 
diff --git a/drivers/media/video/pwc/pwc-timon.h b/drivers/media/video/pwc/pwc-timon.h
index a6e22224c95..270c5b9010f 100644
--- a/drivers/media/video/pwc/pwc-timon.h
+++ b/drivers/media/video/pwc/pwc-timon.h
@@ -42,7 +42,7 @@
 #ifndef PWC_TIMON_H
 #define PWC_TIMON_H
 
-#include <media/pwc-ioctl.h>
+#include "pwc.h"
 
 #define PWC_FPS_MAX_TIMON 6
 
diff --git a/drivers/media/video/pwc/pwc-v4l.c b/drivers/media/video/pwc/pwc-v4l.c
index c4dc820b9dd..87457b53f49 100644
--- a/drivers/media/video/pwc/pwc-v4l.c
+++ b/drivers/media/video/pwc/pwc-v4l.c
@@ -1122,14 +1122,6 @@ static int pwc_log_status(struct file *file, void *priv)
 	return 0;
 }
 
-static long pwc_default(struct file *file, void *fh, bool valid_prio,
-			int cmd, void *arg)
-{
-	struct pwc_device *pdev = video_drvdata(file);
-
-	return pwc_ioctl(pdev, cmd, arg);
-}
-
 const struct v4l2_ioctl_ops pwc_ioctl_ops = {
 	.vidioc_querycap		    = pwc_querycap,
 	.vidioc_enum_input		    = pwc_enum_input,
@@ -1148,8 +1140,4 @@ const struct v4l2_ioctl_ops pwc_ioctl_ops = {
 	.vidioc_log_status		    = pwc_log_status,
 	.vidioc_enum_framesizes		    = pwc_enum_framesizes,
 	.vidioc_enum_frameintervals	    = pwc_enum_frameintervals,
-	.vidioc_default		    = pwc_default,
 };
-
-
-/* vim: set cino= formatoptions=croql cindent shiftwidth=8 tabstop=8: */
diff --git a/drivers/media/video/pwc/pwc.h b/drivers/media/video/pwc/pwc.h
index ae0b7bf12e0..19c692c186f 100644
--- a/drivers/media/video/pwc/pwc.h
+++ b/drivers/media/video/pwc/pwc.h
@@ -45,8 +45,6 @@
 #include <linux/input.h>
 #endif
 
-#include <media/pwc-ioctl.h>
-
 /* Version block */
 #define PWC_VERSION	"10.0.15"
 #define PWC_NAME 	"pwc"
@@ -189,6 +187,30 @@
 #define PT_RESET_CONTROL_FORMATTER		0x02
 #define PT_STATUS_FORMATTER			0x03
 
+/* Enumeration of image sizes */
+#define PSZ_SQCIF	0x00
+#define PSZ_QSIF	0x01
+#define PSZ_QCIF	0x02
+#define PSZ_SIF		0x03
+#define PSZ_CIF		0x04
+#define PSZ_VGA		0x05
+#define PSZ_MAX		6
+
+struct pwc_raw_frame {
+	__le16 type;		/* type of the webcam */
+	__le16 vbandlength;	/* Size of 4 lines compressed (used by the
+				   decompressor) */
+	__u8   cmd[4];		/* the four byte of the command (in case of
+				   nala, only the first 3 bytes is filled) */
+	__u8   rawframe[0];	/* frame_size = H / 4 * vbandlength */
+} __packed;
+
+/* structure for transferring x & y coordinates */
+struct pwc_coord {
+	int x, y;		/* guess what */
+	int size;		/* size, or offset */
+};
+
 /* intermediate buffers with raw data from the USB cam */
 struct pwc_frame_buf
 {
@@ -269,11 +291,6 @@ struct pwc_device
 	struct pwc_coord image, view;		/* image and viewport size */
 	struct pwc_coord offset;		/* offset of the viewport */
 
-	/*** motorized pan/tilt feature */
-	struct pwc_mpt_range angle_range;
-	int pan_angle;			/* in degrees * 100 */
-	int tilt_angle;			/* absolute angle; 0,0 is home */
-
 #ifdef CONFIG_USB_PWC_INPUT_EVDEV
 	struct input_dev *button_dev;	/* webcam snapshot button input */
 	char button_phys[64];
@@ -357,8 +374,6 @@ void pwc_construct(struct pwc_device *pdev);
 extern int pwc_set_video_mode(struct pwc_device *pdev, int width, int height,
 			      int frames, int compression);
 extern unsigned int pwc_get_fps(struct pwc_device *pdev, unsigned int index, unsigned int size);
-extern int pwc_mpt_reset(struct pwc_device *pdev, int flags);
-extern int pwc_mpt_set_angle(struct pwc_device *pdev, int pan, int tilt);
 extern int pwc_set_leds(struct pwc_device *pdev, int on_value, int off_value);
 extern int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor);
 extern int send_control_msg(struct pwc_device *pdev,
@@ -377,9 +392,6 @@ int pwc_init_controls(struct pwc_device *pdev);
 /* Power down or up the camera; not supported by all models */
 extern void pwc_camera_power(struct pwc_device *pdev, int power);
 
-/* Private ioctl()s; see pwc-ioctl.h */
-extern long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg);
-
 extern const struct v4l2_ioctl_ops pwc_ioctl_ops;
 
 /** pwc-uncompress.c */