54ab92ca05
The low (half) res modes of the spca561 are not spca561 compressed, but are raw bayer, this patches fixes this and adds a PIX_FMT define for the GBRG bayer format used by the spca561 in low res mode. Signed-off-by: Hans de Goede <j.w.r.degoede@hhs.nl> Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
1026 lines
26 KiB
C
1026 lines
26 KiB
C
/*
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* Sunplus spca561 subdriver
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*
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* Copyright (C) 2004 Michel Xhaard mxhaard@magic.fr
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*
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* V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#define MODULE_NAME "spca561"
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#include "gspca.h"
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#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 0)
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static const char version[] = "2.1.0";
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MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
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MODULE_DESCRIPTION("GSPCA/SPCA561 USB Camera Driver");
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MODULE_LICENSE("GPL");
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/* specific webcam descriptor */
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struct sd {
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struct gspca_dev gspca_dev; /* !! must be the first item */
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unsigned short contrast;
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__u8 brightness;
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__u8 autogain;
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__u8 chip_revision;
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signed char ag_cnt;
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#define AG_CNT_START 13
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};
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/* V4L2 controls supported by the driver */
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static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val);
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static struct ctrl sd_ctrls[] = {
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#define SD_BRIGHTNESS 0
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{
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{
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.id = V4L2_CID_BRIGHTNESS,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Brightness",
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.minimum = 0,
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.maximum = 63,
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.step = 1,
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.default_value = 32,
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},
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.set = sd_setbrightness,
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.get = sd_getbrightness,
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},
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#define SD_CONTRAST 1
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{
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{
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.id = V4L2_CID_CONTRAST,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Contrast",
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.minimum = 0,
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.maximum = 0x3fff,
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.step = 1,
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.default_value = 0x2000,
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},
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.set = sd_setcontrast,
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.get = sd_getcontrast,
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},
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#define SD_AUTOGAIN 2
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{
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{
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.id = V4L2_CID_AUTOGAIN,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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.name = "Auto Gain",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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.default_value = 1,
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},
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.set = sd_setautogain,
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.get = sd_getautogain,
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},
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};
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static struct cam_mode sif_mode[] = {
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{V4L2_PIX_FMT_SGBRG8, 160, 120, 3},
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{V4L2_PIX_FMT_SGBRG8, 176, 144, 2},
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{V4L2_PIX_FMT_SPCA561, 320, 240, 1},
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{V4L2_PIX_FMT_SPCA561, 352, 288, 0},
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};
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/*
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* Initialization data
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* I'm not very sure how to split initialization from open data
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* chunks. For now, we'll consider everything as initialization
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*/
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/* Frame packet header offsets for the spca561 */
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#define SPCA561_OFFSET_SNAP 1
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#define SPCA561_OFFSET_TYPE 2
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#define SPCA561_OFFSET_COMPRESS 3
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#define SPCA561_OFFSET_FRAMSEQ 4
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#define SPCA561_OFFSET_GPIO 5
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#define SPCA561_OFFSET_USBBUFF 6
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#define SPCA561_OFFSET_WIN2GRAVE 7
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#define SPCA561_OFFSET_WIN2RAVE 8
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#define SPCA561_OFFSET_WIN2BAVE 9
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#define SPCA561_OFFSET_WIN2GBAVE 10
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#define SPCA561_OFFSET_WIN1GRAVE 11
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#define SPCA561_OFFSET_WIN1RAVE 12
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#define SPCA561_OFFSET_WIN1BAVE 13
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#define SPCA561_OFFSET_WIN1GBAVE 14
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#define SPCA561_OFFSET_FREQ 15
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#define SPCA561_OFFSET_VSYNC 16
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#define SPCA561_OFFSET_DATA 1
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#define SPCA561_INDEX_I2C_BASE 0x8800
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#define SPCA561_SNAPBIT 0x20
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#define SPCA561_SNAPCTRL 0x40
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enum {
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Rev072A = 0,
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Rev012A,
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};
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static void reg_w_val(struct usb_device *dev, __u16 index, __u16 value)
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{
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int ret;
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ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
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0, /* request */
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USB_TYPE_VENDOR | USB_RECIP_DEVICE,
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value, index, NULL, 0, 500);
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PDEBUG(D_USBO, "reg write: 0x%02x:0x%02x", index, value);
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if (ret < 0)
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PDEBUG(D_ERR, "reg write: error %d", ret);
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}
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static void write_vector(struct gspca_dev *gspca_dev, __u16 data[][2])
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{
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struct usb_device *dev = gspca_dev->dev;
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int i;
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i = 0;
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while (data[i][1] != 0) {
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reg_w_val(dev, data[i][1], data[i][0]);
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i++;
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}
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}
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static void reg_r(struct usb_device *dev,
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__u16 index, __u8 *buffer, __u16 length)
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{
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usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
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0, /* request */
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USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
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0, /* value */
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index, buffer, length, 500);
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}
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static void reg_w_buf(struct usb_device *dev,
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__u16 index, __u8 *buffer, __u16 length)
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{
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usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
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0, /* request */
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USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
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0, /* value */
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index, buffer, length, 500);
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}
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static void i2c_init(struct gspca_dev *gspca_dev, __u8 mode)
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{
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reg_w_val(gspca_dev->dev, 0x92, 0x8804);
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reg_w_val(gspca_dev->dev, mode, 0x8802);
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}
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static void i2c_write(struct gspca_dev *gspca_dev, __u16 valeur, __u16 reg)
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{
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int retry = 60;
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__u8 DataLow;
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__u8 DataHight;
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__u8 Data;
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DataLow = valeur;
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DataHight = valeur >> 8;
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reg_w_val(gspca_dev->dev, reg, 0x8801);
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reg_w_val(gspca_dev->dev, DataLow, 0x8805);
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reg_w_val(gspca_dev->dev, DataHight, 0x8800);
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while (retry--) {
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reg_r(gspca_dev->dev, 0x8803, &Data, 1);
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if (!Data)
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break;
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}
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}
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static int i2c_read(struct gspca_dev *gspca_dev, __u16 reg, __u8 mode)
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{
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int retry = 60;
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__u8 value;
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__u8 vallsb;
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__u8 Data;
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reg_w_val(gspca_dev->dev, 0x92, 0x8804);
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reg_w_val(gspca_dev->dev, reg, 0x8801);
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reg_w_val(gspca_dev->dev, (mode | 0x01), 0x8802);
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while (retry--) {
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reg_r(gspca_dev->dev, 0x8803, &Data, 1);
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if (!Data)
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break;
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}
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if (retry == 0)
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return -1;
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reg_r(gspca_dev->dev, 0x8800, &value, 1);
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reg_r(gspca_dev->dev, 0x8805, &vallsb, 1);
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return ((int) value << 8) | vallsb;
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}
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static __u16 spca561_init_data[][2] = {
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{0x0000, 0x8114}, /* Software GPIO output data */
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{0x0001, 0x8114}, /* Software GPIO output data */
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{0x0000, 0x8112}, /* Some kind of reset */
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{0x0003, 0x8701}, /* PCLK clock delay adjustment */
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{0x0001, 0x8703}, /* HSYNC from cmos inverted */
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{0x0011, 0x8118}, /* Enable and conf sensor */
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{0x0001, 0x8118}, /* Conf sensor */
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{0x0092, 0x8804}, /* I know nothing about these */
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{0x0010, 0x8802}, /* 0x88xx registers, so I won't */
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/***************/
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{0x000d, 0x8805}, /* sensor default setting */
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{0x0001, 0x8801}, /* 1 <- 0x0d */
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{0x0000, 0x8800},
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{0x0018, 0x8805},
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{0x0002, 0x8801}, /* 2 <- 0x18 */
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{0x0000, 0x8800},
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{0x0065, 0x8805},
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{0x0004, 0x8801}, /* 4 <- 0x01 0x65 */
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{0x0001, 0x8800},
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{0x0021, 0x8805},
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{0x0005, 0x8801}, /* 5 <- 0x21 */
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{0x0000, 0x8800},
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{0x00aa, 0x8805},
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{0x0007, 0x8801}, /* 7 <- 0xaa */
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{0x0000, 0x8800},
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{0x0004, 0x8805},
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{0x0020, 0x8801}, /* 0x20 <- 0x15 0x04 */
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{0x0015, 0x8800},
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{0x0002, 0x8805},
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{0x0039, 0x8801}, /* 0x39 <- 0x02 */
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{0x0000, 0x8800},
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{0x0010, 0x8805},
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{0x0035, 0x8801}, /* 0x35 <- 0x10 */
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{0x0000, 0x8800},
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{0x0049, 0x8805},
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{0x0009, 0x8801}, /* 0x09 <- 0x10 0x49 */
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{0x0010, 0x8800},
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{0x000b, 0x8805},
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{0x0028, 0x8801}, /* 0x28 <- 0x0b */
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{0x0000, 0x8800},
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{0x000f, 0x8805},
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{0x003b, 0x8801}, /* 0x3b <- 0x0f */
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{0x0000, 0x8800},
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{0x0000, 0x8805},
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{0x003c, 0x8801}, /* 0x3c <- 0x00 */
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{0x0000, 0x8800},
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/***************/
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{0x0018, 0x8601}, /* Pixel/line selection for color separation */
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{0x0000, 0x8602}, /* Optical black level for user setting */
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{0x0060, 0x8604}, /* Optical black horizontal offset */
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{0x0002, 0x8605}, /* Optical black vertical offset */
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{0x0000, 0x8603}, /* Non-automatic optical black level */
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{0x0002, 0x865b}, /* Horizontal offset for valid pixels */
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{0x0000, 0x865f}, /* Vertical valid pixels window (x2) */
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{0x00b0, 0x865d}, /* Horizontal valid pixels window (x2) */
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{0x0090, 0x865e}, /* Vertical valid lines window (x2) */
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{0x00e0, 0x8406}, /* Memory buffer threshold */
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{0x0000, 0x8660}, /* Compensation memory stuff */
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{0x0002, 0x8201}, /* Output address for r/w serial EEPROM */
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{0x0008, 0x8200}, /* Clear valid bit for serial EEPROM */
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{0x0001, 0x8200}, /* OprMode to be executed by hardware */
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{0x0007, 0x8201}, /* Output address for r/w serial EEPROM */
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{0x0008, 0x8200}, /* Clear valid bit for serial EEPROM */
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{0x0001, 0x8200}, /* OprMode to be executed by hardware */
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{0x0010, 0x8660}, /* Compensation memory stuff */
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{0x0018, 0x8660}, /* Compensation memory stuff */
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{0x0004, 0x8611}, /* R offset for white balance */
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{0x0004, 0x8612}, /* Gr offset for white balance */
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{0x0007, 0x8613}, /* B offset for white balance */
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{0x0000, 0x8614}, /* Gb offset for white balance */
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{0x008c, 0x8651}, /* R gain for white balance */
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{0x008c, 0x8652}, /* Gr gain for white balance */
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{0x00b5, 0x8653}, /* B gain for white balance */
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{0x008c, 0x8654}, /* Gb gain for white balance */
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{0x0002, 0x8502}, /* Maximum average bit rate stuff */
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{0x0011, 0x8802},
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{0x0087, 0x8700}, /* Set master clock (96Mhz????) */
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{0x0081, 0x8702}, /* Master clock output enable */
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{0x0000, 0x8500}, /* Set image type (352x288 no compression) */
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/* Originally was 0x0010 (352x288 compression) */
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{0x0002, 0x865b}, /* Horizontal offset for valid pixels */
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{0x0003, 0x865c}, /* Vertical offset for valid lines */
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/***************//* sensor active */
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{0x0003, 0x8801}, /* 0x03 <- 0x01 0x21 //289 */
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{0x0021, 0x8805},
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{0x0001, 0x8800},
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{0x0004, 0x8801}, /* 0x04 <- 0x01 0x65 //357 */
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{0x0065, 0x8805},
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{0x0001, 0x8800},
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{0x0005, 0x8801}, /* 0x05 <- 0x2f */
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{0x002f, 0x8805},
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{0x0000, 0x8800},
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{0x0006, 0x8801}, /* 0x06 <- 0 */
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{0x0000, 0x8805},
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{0x0000, 0x8800},
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{0x000a, 0x8801}, /* 0x0a <- 2 */
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{0x0002, 0x8805},
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{0x0000, 0x8800},
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{0x0009, 0x8801}, /* 0x09 <- 0x1061 */
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{0x0061, 0x8805},
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{0x0010, 0x8800},
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{0x0035, 0x8801}, /* 0x35 <-0x14 */
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{0x0014, 0x8805},
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{0x0000, 0x8800},
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{0x0030, 0x8112}, /* ISO and drop packet enable */
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{0x0000, 0x8112}, /* Some kind of reset ???? */
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{0x0009, 0x8118}, /* Enable sensor and set standby */
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{0x0000, 0x8114}, /* Software GPIO output data */
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{0x0000, 0x8114}, /* Software GPIO output data */
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{0x0001, 0x8114}, /* Software GPIO output data */
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{0x0000, 0x8112}, /* Some kind of reset ??? */
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{0x0003, 0x8701},
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{0x0001, 0x8703},
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{0x0011, 0x8118},
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{0x0001, 0x8118},
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/***************/
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{0x0092, 0x8804},
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{0x0010, 0x8802},
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{0x000d, 0x8805},
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{0x0001, 0x8801},
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{0x0000, 0x8800},
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{0x0018, 0x8805},
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{0x0002, 0x8801},
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{0x0000, 0x8800},
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{0x0065, 0x8805},
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{0x0004, 0x8801},
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{0x0001, 0x8800},
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{0x0021, 0x8805},
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{0x0005, 0x8801},
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{0x0000, 0x8800},
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{0x00aa, 0x8805},
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{0x0007, 0x8801}, /* mode 0xaa */
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{0x0000, 0x8800},
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{0x0004, 0x8805},
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{0x0020, 0x8801},
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{0x0015, 0x8800}, /* mode 0x0415 */
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{0x0002, 0x8805},
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{0x0039, 0x8801},
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{0x0000, 0x8800},
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{0x0010, 0x8805},
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{0x0035, 0x8801},
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{0x0000, 0x8800},
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{0x0049, 0x8805},
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{0x0009, 0x8801},
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{0x0010, 0x8800},
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{0x000b, 0x8805},
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{0x0028, 0x8801},
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{0x0000, 0x8800},
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{0x000f, 0x8805},
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{0x003b, 0x8801},
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{0x0000, 0x8800},
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{0x0000, 0x8805},
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{0x003c, 0x8801},
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{0x0000, 0x8800},
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{0x0002, 0x8502},
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{0x0039, 0x8801},
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{0x0000, 0x8805},
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{0x0000, 0x8800},
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{0x0087, 0x8700}, /* overwrite by start */
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{0x0081, 0x8702},
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{0x0000, 0x8500},
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/* {0x0010, 0x8500}, -- Previous line was this */
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{0x0002, 0x865b},
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{0x0003, 0x865c},
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/***************/
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{0x0003, 0x8801}, /* 0x121-> 289 */
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{0x0021, 0x8805},
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{0x0001, 0x8800},
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{0x0004, 0x8801}, /* 0x165 -> 357 */
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{0x0065, 0x8805},
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{0x0001, 0x8800},
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{0x0005, 0x8801}, /* 0x2f //blanking control colonne */
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{0x002f, 0x8805},
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{0x0000, 0x8800},
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{0x0006, 0x8801}, /* 0x00 //blanking mode row */
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{0x0000, 0x8805},
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{0x0000, 0x8800},
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{0x000a, 0x8801}, /* 0x01 //0x02 */
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{0x0001, 0x8805},
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{0x0000, 0x8800},
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{0x0009, 0x8801}, /* 0x1061 - setexposure times && pixel clock
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* 0001 0 | 000 0110 0001 */
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{0x0061, 0x8805}, /* 61 31 */
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{0x0008, 0x8800}, /* 08 */
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{0x0035, 0x8801}, /* 0x14 - set gain general */
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{0x001f, 0x8805}, /* 0x14 */
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{0x0000, 0x8800},
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{0x0030, 0x8112},
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{}
|
|
};
|
|
|
|
static void sensor_reset(struct gspca_dev *gspca_dev)
|
|
{
|
|
reg_w_val(gspca_dev->dev, 0x8631, 0xc8);
|
|
reg_w_val(gspca_dev->dev, 0x8634, 0xc8);
|
|
reg_w_val(gspca_dev->dev, 0x8112, 0x00);
|
|
reg_w_val(gspca_dev->dev, 0x8114, 0x00);
|
|
reg_w_val(gspca_dev->dev, 0x8118, 0x21);
|
|
i2c_init(gspca_dev, 0x14);
|
|
i2c_write(gspca_dev, 1, 0x0d);
|
|
i2c_write(gspca_dev, 0, 0x0d);
|
|
}
|
|
|
|
/******************** QC Express etch2 stuff ********************/
|
|
static __u16 Pb100_1map8300[][2] = {
|
|
/* reg, value */
|
|
{0x8320, 0x3304},
|
|
|
|
{0x8303, 0x0125}, /* image area */
|
|
{0x8304, 0x0169},
|
|
{0x8328, 0x000b},
|
|
{0x833c, 0x0001},
|
|
|
|
{0x832f, 0x0419},
|
|
{0x8307, 0x00aa},
|
|
{0x8301, 0x0003},
|
|
{0x8302, 0x000e},
|
|
{}
|
|
};
|
|
static __u16 Pb100_2map8300[][2] = {
|
|
/* reg, value */
|
|
{0x8339, 0x0000},
|
|
{0x8307, 0x00aa},
|
|
{}
|
|
};
|
|
|
|
static __u16 spca561_161rev12A_data1[][2] = {
|
|
{0x21, 0x8118},
|
|
{0x01, 0x8114},
|
|
{0x00, 0x8112},
|
|
{0x92, 0x8804},
|
|
{0x04, 0x8802}, /* windows uses 08 */
|
|
{}
|
|
};
|
|
static __u16 spca561_161rev12A_data2[][2] = {
|
|
{0x21, 0x8118},
|
|
{0x10, 0x8500},
|
|
{0x07, 0x8601},
|
|
{0x07, 0x8602},
|
|
{0x04, 0x8501},
|
|
{0x21, 0x8118},
|
|
|
|
{0x07, 0x8201}, /* windows uses 02 */
|
|
{0x08, 0x8200},
|
|
{0x01, 0x8200},
|
|
|
|
{0x00, 0x8114},
|
|
{0x01, 0x8114}, /* windows uses 00 */
|
|
|
|
{0x90, 0x8604},
|
|
{0x00, 0x8605},
|
|
{0xb0, 0x8603},
|
|
|
|
/* sensor gains */
|
|
{0x00, 0x8610}, /* *red */
|
|
{0x00, 0x8611}, /* 3f *green */
|
|
{0x00, 0x8612}, /* green *blue */
|
|
{0x00, 0x8613}, /* blue *green */
|
|
{0x35, 0x8614}, /* green *red */
|
|
{0x35, 0x8615}, /* 40 *green */
|
|
{0x35, 0x8616}, /* 7a *blue */
|
|
{0x35, 0x8617}, /* 40 *green */
|
|
|
|
{0x0c, 0x8620}, /* 0c */
|
|
{0xc8, 0x8631}, /* c8 */
|
|
{0xc8, 0x8634}, /* c8 */
|
|
{0x23, 0x8635}, /* 23 */
|
|
{0x1f, 0x8636}, /* 1f */
|
|
{0xdd, 0x8637}, /* dd */
|
|
{0xe1, 0x8638}, /* e1 */
|
|
{0x1d, 0x8639}, /* 1d */
|
|
{0x21, 0x863a}, /* 21 */
|
|
{0xe3, 0x863b}, /* e3 */
|
|
{0xdf, 0x863c}, /* df */
|
|
{0xf0, 0x8505},
|
|
{0x32, 0x850a},
|
|
{}
|
|
};
|
|
|
|
static void sensor_mapwrite(struct gspca_dev *gspca_dev,
|
|
__u16 sensormap[][2])
|
|
{
|
|
int i = 0;
|
|
__u8 usbval[2];
|
|
|
|
while (sensormap[i][0]) {
|
|
usbval[0] = sensormap[i][1];
|
|
usbval[1] = sensormap[i][1] >> 8;
|
|
reg_w_buf(gspca_dev->dev, sensormap[i][0], usbval, 2);
|
|
i++;
|
|
}
|
|
}
|
|
static void init_161rev12A(struct gspca_dev *gspca_dev)
|
|
{
|
|
sensor_reset(gspca_dev);
|
|
write_vector(gspca_dev, spca561_161rev12A_data1);
|
|
sensor_mapwrite(gspca_dev, Pb100_1map8300);
|
|
write_vector(gspca_dev, spca561_161rev12A_data2);
|
|
sensor_mapwrite(gspca_dev, Pb100_2map8300);
|
|
}
|
|
|
|
/* 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;
|
|
struct usb_device *dev = gspca_dev->dev;
|
|
struct cam *cam;
|
|
__u16 vendor, product;
|
|
__u8 data1, data2;
|
|
|
|
/* Read frm global register the USB product and vendor IDs, just to
|
|
* prove that we can communicate with the device. This works, which
|
|
* confirms at we are communicating properly and that the device
|
|
* is a 561. */
|
|
reg_r(dev, 0x8104, &data1, 1);
|
|
reg_r(dev, 0x8105, &data2, 1);
|
|
vendor = (data2 << 8) | data1;
|
|
reg_r(dev, 0x8106, &data1, 1);
|
|
reg_r(dev, 0x8107, &data2, 1);
|
|
product = (data2 << 8) | data1;
|
|
if (vendor != id->idVendor || product != id->idProduct) {
|
|
PDEBUG(D_PROBE, "Bad vendor / product from device");
|
|
return -EINVAL;
|
|
}
|
|
switch (product) {
|
|
case 0x0928:
|
|
case 0x0929:
|
|
case 0x092a:
|
|
case 0x092b:
|
|
case 0x092c:
|
|
case 0x092d:
|
|
case 0x092e:
|
|
case 0x092f:
|
|
case 0x403b:
|
|
sd->chip_revision = Rev012A;
|
|
break;
|
|
default:
|
|
/* case 0x0561:
|
|
case 0x0815: * ?? in spca508.c
|
|
case 0x401a:
|
|
case 0x7004:
|
|
case 0x7e50:
|
|
case 0xa001:
|
|
case 0xcdee: */
|
|
sd->chip_revision = Rev072A;
|
|
break;
|
|
}
|
|
cam = &gspca_dev->cam;
|
|
cam->dev_name = (char *) id->driver_info;
|
|
cam->epaddr = 0x01;
|
|
gspca_dev->nbalt = 7 + 1; /* choose alternate 7 first */
|
|
cam->cam_mode = sif_mode;
|
|
cam->nmodes = sizeof sif_mode / sizeof sif_mode[0];
|
|
sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
|
|
sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
|
|
sd->autogain = sd_ctrls[SD_AUTOGAIN].qctrl.default_value;
|
|
return 0;
|
|
}
|
|
|
|
/* this function is called at open time */
|
|
static int sd_open(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
switch (sd->chip_revision) {
|
|
case Rev072A:
|
|
PDEBUG(D_STREAM, "Chip revision id: 072a");
|
|
write_vector(gspca_dev, spca561_init_data);
|
|
break;
|
|
default:
|
|
/* case Rev012A: */
|
|
PDEBUG(D_STREAM, "Chip revision id: 012a");
|
|
init_161rev12A(gspca_dev);
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void setcontrast(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
struct usb_device *dev = gspca_dev->dev;
|
|
__u8 lowb;
|
|
int expotimes;
|
|
|
|
switch (sd->chip_revision) {
|
|
case Rev072A:
|
|
lowb = sd->contrast >> 8;
|
|
reg_w_val(dev, lowb, 0x8651);
|
|
reg_w_val(dev, lowb, 0x8652);
|
|
reg_w_val(dev, lowb, 0x8653);
|
|
reg_w_val(dev, lowb, 0x8654);
|
|
break;
|
|
case Rev012A: {
|
|
__u8 Reg8391[] =
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00 };
|
|
|
|
/* Write camera sensor settings */
|
|
expotimes = (sd->contrast >> 5) & 0x07ff;
|
|
Reg8391[0] = expotimes & 0xff; /* exposure */
|
|
Reg8391[1] = 0x18 | (expotimes >> 8);
|
|
Reg8391[2] = sd->brightness; /* gain */
|
|
reg_w_buf(dev, 0x8391, Reg8391, 8);
|
|
reg_w_buf(dev, 0x8390, Reg8391, 8);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void sd_start(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
struct usb_device *dev = gspca_dev->dev;
|
|
int Clck;
|
|
__u8 Reg8307[] = { 0xaa, 0x00 };
|
|
int mode;
|
|
|
|
mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].mode;
|
|
switch (sd->chip_revision) {
|
|
case Rev072A:
|
|
switch (mode) {
|
|
default:
|
|
/* case 0:
|
|
case 1: */
|
|
Clck = 0x25;
|
|
break;
|
|
case 2:
|
|
Clck = 0x22;
|
|
break;
|
|
case 3:
|
|
Clck = 0x21;
|
|
break;
|
|
}
|
|
reg_w_val(dev, 0x8500, mode); /* mode */
|
|
reg_w_val(dev, 0x8700, Clck); /* 0x27 clock */
|
|
reg_w_val(dev, 0x8112, 0x10 | 0x20);
|
|
break;
|
|
default:
|
|
/* case Rev012A: */
|
|
switch (mode) {
|
|
case 0:
|
|
case 1:
|
|
Clck = 0x8a;
|
|
break;
|
|
case 2:
|
|
Clck = 0x85;
|
|
break;
|
|
default:
|
|
Clck = 0x83;
|
|
break;
|
|
}
|
|
if (mode <= 1) {
|
|
/* Use compression on 320x240 and above */
|
|
reg_w_val(dev, 0x8500, 0x10 | mode);
|
|
} else {
|
|
/* I couldn't get the compression to work below 320x240
|
|
* Fortunately at these resolutions the bandwidth
|
|
* is sufficient to push raw frames at ~20fps */
|
|
reg_w_val(dev, 0x8500, mode);
|
|
} /* -- qq@kuku.eu.org */
|
|
reg_w_buf(dev, 0x8307, Reg8307, 2);
|
|
reg_w_val(dev, 0x8700, Clck); /* 0x8f 0x85 0x27 clock */
|
|
reg_w_val(dev, 0x8112, 0x1e | 0x20);
|
|
reg_w_val(dev, 0x850b, 0x03);
|
|
setcontrast(gspca_dev);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void sd_stopN(struct gspca_dev *gspca_dev)
|
|
{
|
|
reg_w_val(gspca_dev->dev, 0x8112, 0x20);
|
|
}
|
|
|
|
static void sd_stop0(struct gspca_dev *gspca_dev)
|
|
{
|
|
}
|
|
|
|
/* this function is called at close time */
|
|
static void sd_close(struct gspca_dev *gspca_dev)
|
|
{
|
|
reg_w_val(gspca_dev->dev, 0x8114, 0);
|
|
}
|
|
|
|
static void setautogain(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
int expotimes = 0;
|
|
int pixelclk = 0;
|
|
int gainG = 0;
|
|
__u8 R, Gr, Gb, B;
|
|
int y;
|
|
__u8 luma_mean = 110;
|
|
__u8 luma_delta = 20;
|
|
__u8 spring = 4;
|
|
|
|
switch (sd->chip_revision) {
|
|
case Rev072A:
|
|
reg_r(gspca_dev->dev, 0x8621, &Gr, 1);
|
|
reg_r(gspca_dev->dev, 0x8622, &R, 1);
|
|
reg_r(gspca_dev->dev, 0x8623, &B, 1);
|
|
reg_r(gspca_dev->dev, 0x8624, &Gb, 1);
|
|
y = (77 * R + 75 * (Gr + Gb) + 29 * B) >> 8;
|
|
/* u= (128*B-(43*(Gr+Gb+R))) >> 8; */
|
|
/* v= (128*R-(53*(Gr+Gb))-21*B) >> 8; */
|
|
/* PDEBUG(D_CONF,"reading Y %d U %d V %d ",y,u,v); */
|
|
|
|
if (y < luma_mean - luma_delta ||
|
|
y > luma_mean + luma_delta) {
|
|
expotimes = i2c_read(gspca_dev, 0x09, 0x10);
|
|
pixelclk = 0x0800;
|
|
expotimes = expotimes & 0x07ff;
|
|
/* PDEBUG(D_PACK,
|
|
"Exposition Times 0x%03X Clock 0x%04X ",
|
|
expotimes,pixelclk); */
|
|
gainG = i2c_read(gspca_dev, 0x35, 0x10);
|
|
/* PDEBUG(D_PACK,
|
|
"reading Gain register %d", gainG); */
|
|
|
|
expotimes += (luma_mean - y) >> spring;
|
|
gainG += (luma_mean - y) / 50;
|
|
/* PDEBUG(D_PACK,
|
|
"compute expotimes %d gain %d",
|
|
expotimes,gainG); */
|
|
|
|
if (gainG > 0x3f)
|
|
gainG = 0x3f;
|
|
else if (gainG < 4)
|
|
gainG = 3;
|
|
i2c_write(gspca_dev, gainG, 0x35);
|
|
|
|
if (expotimes >= 0x0256)
|
|
expotimes = 0x0256;
|
|
else if (expotimes < 4)
|
|
expotimes = 3;
|
|
i2c_write(gspca_dev, expotimes | pixelclk, 0x09);
|
|
}
|
|
break;
|
|
case Rev012A:
|
|
/* sensor registers is access and memory mapped to 0x8300 */
|
|
/* readind all 0x83xx block the sensor */
|
|
/*
|
|
* The data from the header seem wrong where is the luma
|
|
* and chroma mean value
|
|
* at the moment set exposure in contrast set
|
|
*/
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
|
|
struct gspca_frame *frame, /* target */
|
|
__u8 *data, /* isoc packet */
|
|
int len) /* iso packet length */
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
switch (data[0]) {
|
|
case 0: /* start of frame */
|
|
frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
|
|
data, 0);
|
|
if (sd->ag_cnt >= 0) {
|
|
if (--sd->ag_cnt < 0) {
|
|
sd->ag_cnt = AG_CNT_START;
|
|
setautogain(gspca_dev);
|
|
}
|
|
}
|
|
data += SPCA561_OFFSET_DATA;
|
|
len -= SPCA561_OFFSET_DATA;
|
|
if (data[1] & 0x10) {
|
|
/* compressed bayer */
|
|
gspca_frame_add(gspca_dev, FIRST_PACKET,
|
|
frame, data, len);
|
|
} else {
|
|
/* raw bayer (with a header, which we skip) */
|
|
data += 20;
|
|
len -= 20;
|
|
gspca_frame_add(gspca_dev, FIRST_PACKET,
|
|
frame, data, len);
|
|
}
|
|
return;
|
|
case 0xff: /* drop */
|
|
/* gspca_dev->last_packet_type = DISCARD_PACKET; */
|
|
return;
|
|
}
|
|
data++;
|
|
len--;
|
|
gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
|
|
}
|
|
|
|
static void setbrightness(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
__u8 value;
|
|
|
|
switch (sd->chip_revision) {
|
|
case Rev072A:
|
|
value = sd->brightness;
|
|
reg_w_val(gspca_dev->dev, value, 0x8611);
|
|
reg_w_val(gspca_dev->dev, value, 0x8612);
|
|
reg_w_val(gspca_dev->dev, value, 0x8613);
|
|
reg_w_val(gspca_dev->dev, value, 0x8614);
|
|
break;
|
|
default:
|
|
/* case Rev012A: */
|
|
setcontrast(gspca_dev);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void getbrightness(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
__u8 value;
|
|
__u16 tot;
|
|
|
|
switch (sd->chip_revision) {
|
|
case Rev072A:
|
|
tot = 0;
|
|
reg_r(gspca_dev->dev, 0x8611, &value, 1);
|
|
tot += value;
|
|
reg_r(gspca_dev->dev, 0x8612, &value, 1);
|
|
tot += value;
|
|
reg_r(gspca_dev->dev, 0x8613, &value, 1);
|
|
tot += value;
|
|
reg_r(gspca_dev->dev, 0x8614, &value, 1);
|
|
tot += value;
|
|
sd->brightness = tot >> 2;
|
|
break;
|
|
default:
|
|
/* case Rev012A: */
|
|
/* no way to read sensor settings */
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void getcontrast(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
__u8 value;
|
|
__u16 tot;
|
|
|
|
switch (sd->chip_revision) {
|
|
case Rev072A:
|
|
tot = 0;
|
|
reg_r(gspca_dev->dev, 0x8651, &value, 1);
|
|
tot += value;
|
|
reg_r(gspca_dev->dev, 0x8652, &value, 1);
|
|
tot += value;
|
|
reg_r(gspca_dev->dev, 0x8653, &value, 1);
|
|
tot += value;
|
|
reg_r(gspca_dev->dev, 0x8654, &value, 1);
|
|
tot += value;
|
|
sd->contrast = tot << 6;
|
|
break;
|
|
default:
|
|
/* case Rev012A: */
|
|
/* no way to read sensor settings */
|
|
break;
|
|
}
|
|
PDEBUG(D_CONF, "get contrast %d", sd->contrast);
|
|
}
|
|
|
|
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)
|
|
setbrightness(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
getbrightness(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)
|
|
setcontrast(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
getcontrast(gspca_dev);
|
|
*val = sd->contrast;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->autogain = val;
|
|
if (val)
|
|
sd->ag_cnt = AG_CNT_START;
|
|
else
|
|
sd->ag_cnt = -1;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->autogain;
|
|
return 0;
|
|
}
|
|
|
|
/* sub-driver description */
|
|
static struct sd_desc sd_desc = {
|
|
.name = MODULE_NAME,
|
|
.ctrls = sd_ctrls,
|
|
.nctrls = ARRAY_SIZE(sd_ctrls),
|
|
.config = sd_config,
|
|
.open = sd_open,
|
|
.start = sd_start,
|
|
.stopN = sd_stopN,
|
|
.stop0 = sd_stop0,
|
|
.close = sd_close,
|
|
.pkt_scan = sd_pkt_scan,
|
|
};
|
|
|
|
/* -- module initialisation -- */
|
|
#define DVNM(name) .driver_info = (kernel_ulong_t) name
|
|
static __devinitdata struct usb_device_id device_table[] = {
|
|
{USB_DEVICE(0x041e, 0x401a), DVNM("Creative Webcam Vista (PD1100)")},
|
|
{USB_DEVICE(0x041e, 0x403b), DVNM("Creative Webcam Vista (VF0010)")},
|
|
{USB_DEVICE(0x0458, 0x7004), DVNM("Genius VideoCAM Express V2")},
|
|
{USB_DEVICE(0x046d, 0x0928), DVNM("Logitech QC Express Etch2")},
|
|
{USB_DEVICE(0x046d, 0x0929), DVNM("Labtec Webcam Elch2")},
|
|
{USB_DEVICE(0x046d, 0x092a), DVNM("Logitech QC for Notebook")},
|
|
{USB_DEVICE(0x046d, 0x092b), DVNM("Labtec Webcam Plus")},
|
|
{USB_DEVICE(0x046d, 0x092c), DVNM("Logitech QC chat Elch2")},
|
|
{USB_DEVICE(0x046d, 0x092d), DVNM("Logitech QC Elch2")},
|
|
{USB_DEVICE(0x046d, 0x092e), DVNM("Logitech QC Elch2")},
|
|
{USB_DEVICE(0x046d, 0x092f), DVNM("Logitech QC Elch2")},
|
|
{USB_DEVICE(0x04fc, 0x0561), DVNM("Flexcam 100")},
|
|
{USB_DEVICE(0x060b, 0xa001), DVNM("Maxell Compact Pc PM3")},
|
|
{USB_DEVICE(0x10fd, 0x7e50), DVNM("FlyCam Usb 100")},
|
|
{USB_DEVICE(0xabcd, 0xcdee), DVNM("Petcam")},
|
|
{}
|
|
};
|
|
|
|
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,
|
|
};
|
|
|
|
/* -- module insert / remove -- */
|
|
static int __init sd_mod_init(void)
|
|
{
|
|
if (usb_register(&sd_driver) < 0)
|
|
return -1;
|
|
PDEBUG(D_PROBE, "v%s registered", version);
|
|
return 0;
|
|
}
|
|
static void __exit sd_mod_exit(void)
|
|
{
|
|
usb_deregister(&sd_driver);
|
|
PDEBUG(D_PROBE, "deregistered");
|
|
}
|
|
|
|
module_init(sd_mod_init);
|
|
module_exit(sd_mod_exit);
|