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Commit b517af72 authored by Hans de Goede's avatar Hans de Goede Committed by Mauro Carvalho Chehab
Browse files

V4L/DVB: gspca_konica: New gspca subdriver for konica chipset using cams 



This new driver replaces the (known to not work / crash) usbvideo konicawc
driver.

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 1fddcf0e

drivers/media/video/gspca/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -77,6 +77,15 @@ config USB_GSPCA_JEILINJ 
	  To compile this driver as a module, choose M here: the

	  module will be called gspca_jeilinj.



config USB_GSPCA_KONICA

	tristate "Konica USB Camera V4L2 driver"

	depends on VIDEO_V4L2 && USB_GSPCA

	help

	  Say Y here if you want support for cameras based on the Konica chip.



	  To compile this driver as a module, choose M here: the

	  module will be called gspca_konica.



config USB_GSPCA_MARS

	tristate "Mars USB Camera Driver"

	depends on VIDEO_V4L2 && USB_GSPCA

drivers/media/video/gspca/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ obj-$(CONFIG_USB_GSPCA_CPIA1) += gspca_cpia1.o 
obj-$(CONFIG_USB_GSPCA_ETOMS)    += gspca_etoms.o

obj-$(CONFIG_USB_GSPCA_FINEPIX)  += gspca_finepix.o

obj-$(CONFIG_USB_GSPCA_JEILINJ)  += gspca_jeilinj.o

obj-$(CONFIG_USB_GSPCA_KONICA)   += gspca_konica.o

obj-$(CONFIG_USB_GSPCA_MARS)     += gspca_mars.o

obj-$(CONFIG_USB_GSPCA_MR97310A) += gspca_mr97310a.o

obj-$(CONFIG_USB_GSPCA_OV519)    += gspca_ov519.o
@@ -43,6 +44,7 @@ gspca_cpia1-objs := cpia1.o 
gspca_etoms-objs    := etoms.o

gspca_finepix-objs  := finepix.o

gspca_jeilinj-objs  := jeilinj.o

gspca_konica-objs   := konica.o

gspca_mars-objs     := mars.o

gspca_mr97310a-objs := mr97310a.o

gspca_ov519-objs    := ov519.o

drivers/media/video/gspca/konica.c

0 → 100644
+653 −0
Original line number Diff line number Diff line 
/*

 * Driver for USB webcams based on Konica chipset. This

 * chipset is used in Intel YC76 camera.

 *

 * Copyright (C) 2010 Hans de Goede <hdegoede@redhat.com>

 *

 * Based on the usbvideo v4l1 konicawc driver which is:

 *

 * Copyright (C) 2002 Simon Evans <spse@secret.org.uk>

 *

 * The code for making gspca work with a webcam with 2 isoc endpoints was

 * taken from the benq gspca subdriver which is:

 *

 * Copyright (C) 2009 Jean-Francois Moine (http://moinejf.free.fr)

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

 */



#define MODULE_NAME "konica"



#include <linux/input.h>

#include "gspca.h"



MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>");

MODULE_DESCRIPTION("Konica chipset USB Camera Driver");

MODULE_LICENSE("GPL");



#define WHITEBAL_REG   0x01

#define BRIGHTNESS_REG 0x02

#define SHARPNESS_REG  0x03

#define CONTRAST_REG   0x04

#define SATURATION_REG 0x05



/* specific webcam descriptor */

struct sd {

	struct gspca_dev gspca_dev;	/* !! must be the first item */

	struct urb *last_data_urb;

	u8 snapshot_pressed;

	u8 brightness;

	u8 contrast;

	u8 saturation;

	u8 whitebal;

	u8 sharpness;

};



/* V4L2 controls supported by the driver */

static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);

static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);

static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);

static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);

static int sd_setsaturation(struct gspca_dev *gspca_dev, __s32 val);

static int sd_getsaturation(struct gspca_dev *gspca_dev, __s32 *val);

static int sd_setwhitebal(struct gspca_dev *gspca_dev, __s32 val);

static int sd_getwhitebal(struct gspca_dev *gspca_dev, __s32 *val);

static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val);

static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val);



static const struct ctrl sd_ctrls[] = {

#define SD_BRIGHTNESS 0

	{

	    {

		.id      = V4L2_CID_BRIGHTNESS,

		.type    = V4L2_CTRL_TYPE_INTEGER,

		.name    = "Brightness",

		.minimum = 0,

		.maximum = 9,

		.step = 1,

#define BRIGHTNESS_DEFAULT 4

		.default_value = BRIGHTNESS_DEFAULT,

		.flags = 0,

	    },

	    .set = sd_setbrightness,

	    .get = sd_getbrightness,

	},

#define SD_CONTRAST 1

	{

	    {

		.id = V4L2_CID_CONTRAST,

		.type = V4L2_CTRL_TYPE_INTEGER,

		.name = "contrast",

		.minimum = 0,

		.maximum = 9,

		.step = 4,

#define CONTRAST_DEFAULT 10

		.default_value = CONTRAST_DEFAULT,

		.flags = 0,

	    },

	    .set = sd_setcontrast,

	    .get = sd_getcontrast,

	},

#define SD_SATURATION 2

	{

	    {

		.id	= V4L2_CID_SATURATION,

		.type	= V4L2_CTRL_TYPE_INTEGER,

		.name	= "Saturation",

		.minimum = 0,

		.maximum = 9,

		.step	= 1,

#define SATURATION_DEFAULT 4

		.default_value = SATURATION_DEFAULT,

		.flags = 0,

	    },

	    .set = sd_setsaturation,

	    .get = sd_getsaturation,

	},

#define SD_WHITEBAL 3

	{

	    {

		.id = V4L2_CID_WHITE_BALANCE_TEMPERATURE,

		.type = V4L2_CTRL_TYPE_INTEGER,

		.name = "Whitebalance ",

		.minimum = 0,

		.maximum = 33,

		.step = 1,

#define WHITEBAL_DEFAULT 25

		.default_value = WHITEBAL_DEFAULT,

		.flags = 0,

	    },

	    .set = sd_setwhitebal,

	    .get = sd_getwhitebal,

	},

#define SD_SHARPNESS 4

	{

	    {

		.id = V4L2_CID_SHARPNESS,

		.type = V4L2_CTRL_TYPE_INTEGER,

		.name = "Sharpness",

		.minimum = 0,

		.maximum = 9,

		.step = 1,

#define SHARPNESS_DEFAULT 4

		.default_value = SHARPNESS_DEFAULT,

		.flags = 0,

	    },

	    .set = sd_setsharpness,

	    .get = sd_getsharpness,

	},

};



/* .priv is what goes to register 8 for this mode, known working values:

   0x00 -> 176x144, cropped

   0x01 -> 176x144, cropped

   0x02 -> 176x144, cropped

   0x03 -> 176x144, cropped

   0x04 -> 176x144, binned

   0x05 -> 320x240

   0x06 -> 320x240

   0x07 -> 160x120, cropped

   0x08 -> 160x120, cropped

   0x09 -> 160x120, binned (note has 136 lines)

   0x0a -> 160x120, binned (note has 136 lines)

   0x0b -> 160x120, cropped

*/

static const struct v4l2_pix_format vga_mode[] = {

	{160, 120, V4L2_PIX_FMT_KONICA420, V4L2_FIELD_NONE,

		.bytesperline = 160,

		.sizeimage = 160 * 136 * 3 / 2 + 960,

		.colorspace = V4L2_COLORSPACE_SRGB,

		.priv = 0x0a},

	{176, 144, V4L2_PIX_FMT_KONICA420, V4L2_FIELD_NONE,

		.bytesperline = 176,

		.sizeimage = 176 * 144 * 3 / 2 + 960,

		.colorspace = V4L2_COLORSPACE_SRGB,

		.priv = 0x04},

	{320, 240, V4L2_PIX_FMT_KONICA420, V4L2_FIELD_NONE,

		.bytesperline = 320,

		.sizeimage = 320 * 240 * 3 / 2 + 960,

		.colorspace = V4L2_COLORSPACE_SRGB,

		.priv = 0x05},

};



static void sd_isoc_irq(struct urb *urb);



static void reg_w(struct gspca_dev *gspca_dev, u16 value, u16 index)

{

	struct usb_device *dev = gspca_dev->dev;

	int ret;



	if (gspca_dev->usb_err < 0)

		return;

	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),

			0x02,

			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,

			value,

			index,

			NULL,

			0,

			1000);

	if (ret < 0) {

		PDEBUG(D_ERR, "reg_w err %d", ret);

		gspca_dev->usb_err = ret;

	}

}



static void reg_r(struct gspca_dev *gspca_dev, u16 value, u16 index)

{

	struct usb_device *dev = gspca_dev->dev;

	int ret;



	if (gspca_dev->usb_err < 0)

		return;

	ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),

			0x03,

			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,

			value,

			index,

			gspca_dev->usb_buf,

			2,

			1000);

	if (ret < 0) {

		PDEBUG(D_ERR, "reg_w err %d", ret);

		gspca_dev->usb_err = ret;

	}

}



static void konica_stream_on(struct gspca_dev *gspca_dev)

{

	reg_w(gspca_dev, 1, 0x0b);

}



static void konica_stream_off(struct gspca_dev *gspca_dev)

{

	reg_w(gspca_dev, 0, 0x0b);

}



/* this function is called at probe time */

static int sd_config(struct gspca_dev *gspca_dev,

			const struct usb_device_id *id)

{

	struct sd *sd = (struct sd *) gspca_dev;



	gspca_dev->cam.cam_mode = vga_mode;

	gspca_dev->cam.nmodes = ARRAY_SIZE(vga_mode);

	gspca_dev->cam.no_urb_create = 1;

	/* The highest alt setting has an isoc packetsize of 0, so we

	   don't want to use it */

	gspca_dev->nbalt--;



	sd->brightness  = BRIGHTNESS_DEFAULT;

	sd->contrast    = CONTRAST_DEFAULT;

	sd->saturation  = SATURATION_DEFAULT;

	sd->whitebal    = WHITEBAL_DEFAULT;

	sd->sharpness   = SHARPNESS_DEFAULT;



	return 0;

}



/* this function is called at probe and resume time */

static int sd_init(struct gspca_dev *gspca_dev)

{

	/* HDG not sure if these 2 reads are needed */

	reg_r(gspca_dev, 0, 0x10);

	PDEBUG(D_PROBE, "Reg 0x10 reads: %02x %02x",

	       gspca_dev->usb_buf[0], gspca_dev->usb_buf[1]);

	reg_r(gspca_dev, 0, 0x10);

	PDEBUG(D_PROBE, "Reg 0x10 reads: %02x %02x",

	       gspca_dev->usb_buf[0], gspca_dev->usb_buf[1]);

	reg_w(gspca_dev, 0, 0x0d);



	return 0;

}



static int sd_start(struct gspca_dev *gspca_dev)

{

	struct sd *sd = (struct sd *) gspca_dev;

	struct urb *urb;

	int i, n, packet_size;

	struct usb_host_interface *alt;

	struct usb_interface *intf;



	intf = usb_ifnum_to_if(sd->gspca_dev.dev, sd->gspca_dev.iface);

	alt = usb_altnum_to_altsetting(intf, sd->gspca_dev.alt);

	if (!alt) {

		PDEBUG(D_ERR, "Couldn't get altsetting");

		return -EIO;

	}



	packet_size = le16_to_cpu(alt->endpoint[0].desc.wMaxPacketSize);



	reg_w(gspca_dev, sd->brightness, BRIGHTNESS_REG);

	reg_w(gspca_dev, sd->whitebal, WHITEBAL_REG);

	reg_w(gspca_dev, sd->contrast, CONTRAST_REG);

	reg_w(gspca_dev, sd->saturation, SATURATION_REG);

	reg_w(gspca_dev, sd->sharpness, SHARPNESS_REG);



	n = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;

	reg_w(gspca_dev, n, 0x08);



	konica_stream_on(gspca_dev);



	if (gspca_dev->usb_err)

		return gspca_dev->usb_err;



	/* create 4 URBs - 2 on endpoint 0x83 and 2 on 0x082 */

#if MAX_NURBS < 4

#error "Not enough URBs in the gspca table"

#endif

#define SD_NPKT 32

	for (n = 0; n < 4; n++) {

		i = n & 1 ? 0 : 1;

		packet_size =

			le16_to_cpu(alt->endpoint[i].desc.wMaxPacketSize);

		urb = usb_alloc_urb(SD_NPKT, GFP_KERNEL);

		if (!urb) {

			err("usb_alloc_urb failed");

			return -ENOMEM;

		}

		gspca_dev->urb[n] = urb;

		urb->transfer_buffer = usb_buffer_alloc(gspca_dev->dev,

						packet_size * SD_NPKT,

						GFP_KERNEL,

						&urb->transfer_dma);

		if (urb->transfer_buffer == NULL) {

			err("usb_buffer_alloc failed");

			return -ENOMEM;

		}



		urb->dev = gspca_dev->dev;

		urb->context = gspca_dev;

		urb->transfer_buffer_length = packet_size * SD_NPKT;

		urb->pipe = usb_rcvisocpipe(gspca_dev->dev,

					n & 1 ? 0x81 : 0x82);

		urb->transfer_flags = URB_ISO_ASAP

					| URB_NO_TRANSFER_DMA_MAP;

		urb->interval = 1;

		urb->complete = sd_isoc_irq;

		urb->number_of_packets = SD_NPKT;

		for (i = 0; i < SD_NPKT; i++) {

			urb->iso_frame_desc[i].length = packet_size;

			urb->iso_frame_desc[i].offset = packet_size * i;

		}

	}



	return 0;

}



static void sd_stopN(struct gspca_dev *gspca_dev)

{

	struct sd *sd = (struct sd *) gspca_dev;



	konica_stream_off(gspca_dev);

#ifdef CONFIG_INPUT

	/* Don't keep the button in the pressed state "forever" if it was

	   pressed when streaming is stopped */

	if (sd->snapshot_pressed) {

		input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);

		input_sync(gspca_dev->input_dev);

		sd->snapshot_pressed = 0;

	}

#endif

}



/* reception of an URB */

static void sd_isoc_irq(struct urb *urb)

{

	struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context;

	struct sd *sd = (struct sd *) gspca_dev;

	struct urb *data_urb, *status_urb;

	u8 *data;

	int i, st;



	PDEBUG(D_PACK, "sd isoc irq");

	if (!gspca_dev->streaming)

		return;



	if (urb->status != 0) {

		if (urb->status == -ESHUTDOWN)

			return;		/* disconnection */

#ifdef CONFIG_PM

		if (gspca_dev->frozen)

			return;

#endif

		PDEBUG(D_ERR, "urb status: %d", urb->status);

		st = usb_submit_urb(urb, GFP_ATOMIC);

		if (st < 0)

			PDEBUG(D_ERR|D_PACK, "resubmit urb error %d", st);

		return;

	}



	/* if this is a data URB (ep 0x82), wait */

	if (urb->transfer_buffer_length > 32) {

		sd->last_data_urb = urb;

		return;

	}



	status_urb = urb;

	data_urb   = sd->last_data_urb;

	sd->last_data_urb = NULL;



	if (!data_urb || data_urb->start_frame != status_urb->start_frame) {

		PDEBUG(D_ERR|D_PACK, "lost sync on frames");

		goto resubmit;

	}



	if (data_urb->number_of_packets != status_urb->number_of_packets) {

		PDEBUG(D_ERR|D_PACK,

		       "no packets does not match, data: %d, status: %d",

		       data_urb->number_of_packets,

		       status_urb->number_of_packets);

		goto resubmit;

	}



	for (i = 0; i < status_urb->number_of_packets; i++) {

		if (data_urb->iso_frame_desc[i].status ||

		    status_urb->iso_frame_desc[i].status) {

			PDEBUG(D_ERR|D_PACK,

			       "pkt %d data-status %d, status-status %d", i,

			       data_urb->iso_frame_desc[i].status,

			       status_urb->iso_frame_desc[i].status);

			gspca_dev->last_packet_type = DISCARD_PACKET;

			continue;

		}



		if (status_urb->iso_frame_desc[i].actual_length != 1) {

			PDEBUG(D_ERR|D_PACK,

			       "bad status packet length %d",

			       status_urb->iso_frame_desc[i].actual_length);

			gspca_dev->last_packet_type = DISCARD_PACKET;

			continue;

		}



		st = *((u8 *)status_urb->transfer_buffer

				+ status_urb->iso_frame_desc[i].offset);



		data = (u8 *)data_urb->transfer_buffer

				+ data_urb->iso_frame_desc[i].offset;



		/* st: 0x80-0xff: frame start with frame number (ie 0-7f)

		 * otherwise:

		 * bit 0 0: keep packet

		 *	 1: drop packet (padding data)

		 *

		 * bit 4 0 button not clicked

		 *       1 button clicked

		 * button is used to `take a picture' (in software)

		 */

		if (st & 0x80) {

			gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);

			gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);

		} else {

#ifdef CONFIG_INPUT

			u8 button_state = st & 0x40 ? 1 : 0;

			if (sd->snapshot_pressed != button_state) {

				input_report_key(gspca_dev->input_dev,

						 KEY_CAMERA,

						 button_state);

				input_sync(gspca_dev->input_dev);

				sd->snapshot_pressed = button_state;

			}

#endif

			if (st & 0x01)

				continue;

		}

		gspca_frame_add(gspca_dev, INTER_PACKET, data,

				data_urb->iso_frame_desc[i].actual_length);

	}



resubmit:

	if (data_urb) {

		st = usb_submit_urb(data_urb, GFP_ATOMIC);

		if (st < 0)

			PDEBUG(D_ERR|D_PACK,

			       "usb_submit_urb(data_urb) ret %d", st);

	}

	st = usb_submit_urb(status_urb, GFP_ATOMIC);

	if (st < 0)

		PDEBUG(D_ERR|D_PACK, "usb_submit_urb(status_urb) ret %d", st);

}



static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	sd->brightness = val;

	if (gspca_dev->streaming) {

		konica_stream_off(gspca_dev);

		reg_w(gspca_dev, sd->brightness, BRIGHTNESS_REG);

		konica_stream_on(gspca_dev);

	}



	return 0;

}



static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	*val = sd->brightness;



	return 0;

}



static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	sd->contrast = val;

	if (gspca_dev->streaming) {

		konica_stream_off(gspca_dev);

		reg_w(gspca_dev, sd->contrast, CONTRAST_REG);

		konica_stream_on(gspca_dev);

	}



	return 0;

}



static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	*val = sd->contrast;



	return 0;

}



static int sd_setsaturation(struct gspca_dev *gspca_dev, __s32 val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	sd->saturation = val;

	if (gspca_dev->streaming) {

		konica_stream_off(gspca_dev);

		reg_w(gspca_dev, sd->saturation, SATURATION_REG);

		konica_stream_on(gspca_dev);

	}

	return 0;

}



static int sd_getsaturation(struct gspca_dev *gspca_dev, __s32 *val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	*val = sd->saturation;



	return 0;

}



static int sd_setwhitebal(struct gspca_dev *gspca_dev, __s32 val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	sd->whitebal = val;

	if (gspca_dev->streaming) {

		konica_stream_off(gspca_dev);

		reg_w(gspca_dev, sd->whitebal, WHITEBAL_REG);

		konica_stream_on(gspca_dev);

	}

	return 0;

}



static int sd_getwhitebal(struct gspca_dev *gspca_dev, __s32 *val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	*val = sd->whitebal;



	return 0;

}



static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	sd->sharpness = val;

	if (gspca_dev->streaming) {

		konica_stream_off(gspca_dev);

		reg_w(gspca_dev, sd->sharpness, SHARPNESS_REG);

		konica_stream_on(gspca_dev);

	}

	return 0;

}



static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val)

{

	struct sd *sd = (struct sd *) gspca_dev;



	*val = sd->sharpness;



	return 0;

}



/* sub-driver description */

static const struct sd_desc sd_desc = {

	.name = MODULE_NAME,

	.ctrls = sd_ctrls,

	.nctrls = ARRAY_SIZE(sd_ctrls),

	.config = sd_config,

	.init = sd_init,

	.start = sd_start,

	.stopN = sd_stopN,

#ifdef CONFIG_INPUT

	.other_input = 1,

#endif

};



/* -- module initialisation -- */

static const __devinitdata struct usb_device_id device_table[] = {

	{USB_DEVICE(0x04c8, 0x0720)}, /* Intel YC 76 */

	{}

};

MODULE_DEVICE_TABLE(usb, device_table);



/* -- device connect -- */

static int sd_probe(struct usb_interface *intf,

			const struct usb_device_id *id)

{

	return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),

				THIS_MODULE);

}



static struct usb_driver sd_driver = {

	.name = MODULE_NAME,

	.id_table = device_table,

	.probe = sd_probe,

	.disconnect = gspca_disconnect,

#ifdef CONFIG_PM

	.suspend = gspca_suspend,

	.resume = gspca_resume,

#endif

};



/* -- module insert / remove -- */

static int __init sd_mod_init(void)

{

	int ret;



	ret = usb_register(&sd_driver);

	if (ret < 0)

		return ret;

	info("registered");

	return 0;

}

static void __exit sd_mod_exit(void)

{

	usb_deregister(&sd_driver);

	info("deregistered");

}



module_init(sd_mod_init);

module_exit(sd_mod_exit);

drivers/media/video/usbvideo/Kconfig

+4 −1
Original line number Diff line number Diff line
@@ -30,10 +30,13 @@ config USB_IBMCAM 
	  <file:Documentation/video4linux/ibmcam.txt> to learn more.



config USB_KONICAWC

	tristate "USB Konica Webcam support"

	tristate "USB Konica Webcam support (DEPRECATED)"

	depends on VIDEO_V4L1

	select VIDEO_USBVIDEO

	---help---

	  This driver is DEPRECATED (and known to crash) please use the

	  gspca konica module instead.



	  Say Y here if you want support for webcams based on a Konica

	  chipset. This is known to work with the Intel YC76 webcam.

include/linux/videodev2.h

+1 −0
Original line number Diff line number Diff line
@@ -364,6 +364,7 @@ struct v4l2_pix_format { 
#define V4L2_PIX_FMT_STV0680  v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */

#define V4L2_PIX_FMT_TM6000   v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */

#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */

#define V4L2_PIX_FMT_KONICA420  v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */



/*

 *	F O R M A T   E N U M E R A T I O N