1352 lines
30 KiB
C
1352 lines
30 KiB
C
/*
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* ov534-ov772x gspca driver
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*
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* Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
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* Copyright (C) 2008 Jim Paris <jim@jtan.com>
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* Copyright (C) 2009 Jean-Francois Moine http://moinejf.free.fr
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*
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* Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
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* USB protocol reverse engineered by Jim Paris <jim@jtan.com>
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* https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
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*
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* PS3 Eye camera enhanced by Richard Kaswy http://kaswy.free.fr
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* PS3 Eye camera - brightness, contrast, awb, agc, aec controls
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* added by Max Thrun <bear24rw@gmail.com>
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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 "ov534"
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#include "gspca.h"
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#define OV534_REG_ADDRESS 0xf1 /* sensor address */
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#define OV534_REG_SUBADDR 0xf2
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#define OV534_REG_WRITE 0xf3
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#define OV534_REG_READ 0xf4
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#define OV534_REG_OPERATION 0xf5
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#define OV534_REG_STATUS 0xf6
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#define OV534_OP_WRITE_3 0x37
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#define OV534_OP_WRITE_2 0x33
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#define OV534_OP_READ_2 0xf9
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#define CTRL_TIMEOUT 500
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MODULE_AUTHOR("Antonio Ospite <ospite@studenti.unina.it>");
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MODULE_DESCRIPTION("GSPCA/OV534 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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__u32 last_pts;
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u16 last_fid;
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u8 frame_rate;
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u8 brightness;
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u8 contrast;
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u8 gain;
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u8 exposure;
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u8 agc;
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u8 awb;
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u8 aec;
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s8 sharpness;
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u8 hflip;
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u8 vflip;
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u8 freqfltr;
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};
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/* V4L2 controls supported by the driver */
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static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setagc(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getagc(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setaec(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getaec(struct gspca_dev *gspca_dev, __s32 *val);
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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_setfreqfltr(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getfreqfltr(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_querymenu(struct gspca_dev *gspca_dev,
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struct v4l2_querymenu *menu);
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static const struct ctrl sd_ctrls[] = {
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{ /* 0 */
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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 = 255,
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.step = 1,
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#define BRIGHTNESS_DEF 0
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.default_value = BRIGHTNESS_DEF,
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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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{ /* 1 */
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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 = 255,
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.step = 1,
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#define CONTRAST_DEF 32
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.default_value = CONTRAST_DEF,
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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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{ /* 2 */
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{
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.id = V4L2_CID_GAIN,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Main Gain",
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.minimum = 0,
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.maximum = 63,
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.step = 1,
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#define GAIN_DEF 20
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.default_value = GAIN_DEF,
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},
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.set = sd_setgain,
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.get = sd_getgain,
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},
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{ /* 3 */
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{
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.id = V4L2_CID_EXPOSURE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Exposure",
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.minimum = 0,
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.maximum = 255,
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.step = 1,
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#define EXPO_DEF 120
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.default_value = EXPO_DEF,
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},
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.set = sd_setexposure,
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.get = sd_getexposure,
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},
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{ /* 4 */
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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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#define AGC_DEF 1
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.default_value = AGC_DEF,
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},
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.set = sd_setagc,
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.get = sd_getagc,
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},
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#define AWB_IDX 5
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{ /* 5 */
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{
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.id = V4L2_CID_AUTO_WHITE_BALANCE,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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.name = "Auto White Balance",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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#define AWB_DEF 1
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.default_value = AWB_DEF,
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},
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.set = sd_setawb,
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.get = sd_getawb,
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},
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{ /* 6 */
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{
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.id = V4L2_CID_EXPOSURE_AUTO,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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.name = "Auto Exposure",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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#define AEC_DEF 1
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.default_value = AEC_DEF,
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},
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.set = sd_setaec,
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.get = sd_getaec,
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},
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{ /* 7 */
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{
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.id = V4L2_CID_SHARPNESS,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Sharpness",
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.minimum = 0,
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.maximum = 63,
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.step = 1,
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#define SHARPNESS_DEF 0
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.default_value = SHARPNESS_DEF,
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},
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.set = sd_setsharpness,
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.get = sd_getsharpness,
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},
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{ /* 8 */
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{
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.id = V4L2_CID_HFLIP,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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.name = "HFlip",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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#define HFLIP_DEF 0
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.default_value = HFLIP_DEF,
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},
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.set = sd_sethflip,
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.get = sd_gethflip,
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},
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{ /* 9 */
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{
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.id = V4L2_CID_VFLIP,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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.name = "VFlip",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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#define VFLIP_DEF 0
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.default_value = VFLIP_DEF,
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},
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.set = sd_setvflip,
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.get = sd_getvflip,
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},
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{ /* 10 */
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{
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.id = V4L2_CID_POWER_LINE_FREQUENCY,
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.type = V4L2_CTRL_TYPE_MENU,
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.name = "Light Frequency Filter",
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.minimum = 0,
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.maximum = 1,
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.step = 1,
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#define FREQFLTR_DEF 0
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.default_value = FREQFLTR_DEF,
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},
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.set = sd_setfreqfltr,
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.get = sd_getfreqfltr,
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},
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};
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static const struct v4l2_pix_format ov772x_mode[] = {
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{320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
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.bytesperline = 320 * 2,
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.sizeimage = 320 * 240 * 2,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1},
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{640, 480, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
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.bytesperline = 640 * 2,
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.sizeimage = 640 * 480 * 2,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 0},
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};
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static const u8 qvga_rates[] = {125, 100, 75, 60, 50, 40, 30};
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static const u8 vga_rates[] = {60, 50, 40, 30, 15};
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static const struct framerates ov772x_framerates[] = {
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{ /* 320x240 */
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.rates = qvga_rates,
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.nrates = ARRAY_SIZE(qvga_rates),
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},
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{ /* 640x480 */
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.rates = vga_rates,
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.nrates = ARRAY_SIZE(vga_rates),
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},
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};
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static const u8 bridge_init[][2] = {
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{ 0xc2, 0x0c },
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{ 0x88, 0xf8 },
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{ 0xc3, 0x69 },
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{ 0x89, 0xff },
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{ 0x76, 0x03 },
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{ 0x92, 0x01 },
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{ 0x93, 0x18 },
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{ 0x94, 0x10 },
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{ 0x95, 0x10 },
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{ 0xe2, 0x00 },
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{ 0xe7, 0x3e },
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{ 0x96, 0x00 },
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{ 0x97, 0x20 },
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{ 0x97, 0x20 },
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{ 0x97, 0x20 },
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{ 0x97, 0x0a },
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{ 0x97, 0x3f },
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{ 0x97, 0x4a },
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{ 0x97, 0x20 },
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{ 0x97, 0x15 },
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{ 0x97, 0x0b },
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{ 0x8e, 0x40 },
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{ 0x1f, 0x81 },
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{ 0x34, 0x05 },
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{ 0xe3, 0x04 },
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{ 0x88, 0x00 },
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{ 0x89, 0x00 },
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{ 0x76, 0x00 },
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{ 0xe7, 0x2e },
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{ 0x31, 0xf9 },
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{ 0x25, 0x42 },
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{ 0x21, 0xf0 },
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{ 0x1c, 0x00 },
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{ 0x1d, 0x40 },
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{ 0x1d, 0x02 }, /* payload size 0x0200 * 4 = 2048 bytes */
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{ 0x1d, 0x00 }, /* payload size */
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{ 0x1d, 0x02 }, /* frame size 0x025800 * 4 = 614400 */
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{ 0x1d, 0x58 }, /* frame size */
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{ 0x1d, 0x00 }, /* frame size */
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{ 0x1c, 0x0a },
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{ 0x1d, 0x08 }, /* turn on UVC header */
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{ 0x1d, 0x0e }, /* .. */
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{ 0x8d, 0x1c },
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{ 0x8e, 0x80 },
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{ 0xe5, 0x04 },
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{ 0xc0, 0x50 },
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{ 0xc1, 0x3c },
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{ 0xc2, 0x0c },
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};
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static const u8 sensor_init[][2] = {
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{ 0x12, 0x80 },
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{ 0x11, 0x01 },
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/*fixme: better have a delay?*/
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x11, 0x01 },
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{ 0x3d, 0x03 },
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{ 0x17, 0x26 },
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{ 0x18, 0xa0 },
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{ 0x19, 0x07 },
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{ 0x1a, 0xf0 },
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{ 0x32, 0x00 },
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{ 0x29, 0xa0 },
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{ 0x2c, 0xf0 },
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{ 0x65, 0x20 },
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{ 0x11, 0x01 },
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{ 0x42, 0x7f },
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{ 0x63, 0xaa }, /* AWB - was e0 */
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{ 0x64, 0xff },
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{ 0x66, 0x00 },
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{ 0x13, 0xf0 }, /* com8 */
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{ 0x0d, 0x41 },
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{ 0x0f, 0xc5 },
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{ 0x14, 0x11 },
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{ 0x22, 0x7f },
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{ 0x23, 0x03 },
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{ 0x24, 0x40 },
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{ 0x25, 0x30 },
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{ 0x26, 0xa1 },
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{ 0x2a, 0x00 },
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{ 0x2b, 0x00 },
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{ 0x6b, 0xaa },
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{ 0x13, 0xff }, /* AWB */
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{ 0x90, 0x05 },
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{ 0x91, 0x01 },
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{ 0x92, 0x03 },
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{ 0x93, 0x00 },
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{ 0x94, 0x60 },
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{ 0x95, 0x3c },
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{ 0x96, 0x24 },
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{ 0x97, 0x1e },
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{ 0x98, 0x62 },
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{ 0x99, 0x80 },
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{ 0x9a, 0x1e },
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{ 0x9b, 0x08 },
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{ 0x9c, 0x20 },
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{ 0x9e, 0x81 },
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{ 0xa6, 0x04 },
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{ 0x7e, 0x0c },
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{ 0x7f, 0x16 },
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{ 0x80, 0x2a },
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{ 0x81, 0x4e },
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{ 0x82, 0x61 },
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{ 0x83, 0x6f },
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{ 0x84, 0x7b },
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{ 0x85, 0x86 },
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{ 0x86, 0x8e },
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{ 0x87, 0x97 },
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{ 0x88, 0xa4 },
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{ 0x89, 0xaf },
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{ 0x8a, 0xc5 },
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{ 0x8b, 0xd7 },
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{ 0x8c, 0xe8 },
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{ 0x8d, 0x20 },
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{ 0x0c, 0x90 },
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{ 0x2b, 0x00 },
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{ 0x22, 0x7f },
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{ 0x23, 0x03 },
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{ 0x11, 0x01 },
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{ 0x0c, 0xd0 },
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{ 0x64, 0xff },
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{ 0x0d, 0x41 },
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{ 0x14, 0x41 },
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{ 0x0e, 0xcd },
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{ 0xac, 0xbf },
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{ 0x8e, 0x00 }, /* De-noise threshold */
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{ 0x0c, 0xd0 }
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};
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static const u8 bridge_start_vga[][2] = {
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{0x1c, 0x00},
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{0x1d, 0x40},
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{0x1d, 0x02},
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{0x1d, 0x00},
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{0x1d, 0x02},
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{0x1d, 0x58},
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{0x1d, 0x00},
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{0xc0, 0x50},
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{0xc1, 0x3c},
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};
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static const u8 sensor_start_vga[][2] = {
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{0x12, 0x00},
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{0x17, 0x26},
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{0x18, 0xa0},
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{0x19, 0x07},
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{0x1a, 0xf0},
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{0x29, 0xa0},
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{0x2c, 0xf0},
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{0x65, 0x20},
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};
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static const u8 bridge_start_qvga[][2] = {
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{0x1c, 0x00},
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{0x1d, 0x40},
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{0x1d, 0x02},
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{0x1d, 0x00},
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{0x1d, 0x01},
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{0x1d, 0x4b},
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{0x1d, 0x00},
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{0xc0, 0x28},
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{0xc1, 0x1e},
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};
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static const u8 sensor_start_qvga[][2] = {
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{0x12, 0x40},
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{0x17, 0x3f},
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{0x18, 0x50},
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{0x19, 0x03},
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{0x1a, 0x78},
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{0x29, 0x50},
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{0x2c, 0x78},
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{0x65, 0x2f},
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};
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static void ov534_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
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|
{
|
|
struct usb_device *udev = gspca_dev->dev;
|
|
int ret;
|
|
|
|
PDEBUG(D_USBO, "reg=0x%04x, val=0%02x", reg, val);
|
|
gspca_dev->usb_buf[0] = val;
|
|
ret = usb_control_msg(udev,
|
|
usb_sndctrlpipe(udev, 0),
|
|
0x01,
|
|
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
|
0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
|
|
if (ret < 0)
|
|
PDEBUG(D_ERR, "write failed");
|
|
}
|
|
|
|
static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
|
|
{
|
|
struct usb_device *udev = gspca_dev->dev;
|
|
int ret;
|
|
|
|
ret = usb_control_msg(udev,
|
|
usb_rcvctrlpipe(udev, 0),
|
|
0x01,
|
|
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
|
0x00, reg, gspca_dev->usb_buf, 1, CTRL_TIMEOUT);
|
|
PDEBUG(D_USBI, "reg=0x%04x, data=0x%02x", reg, gspca_dev->usb_buf[0]);
|
|
if (ret < 0)
|
|
PDEBUG(D_ERR, "read failed");
|
|
return gspca_dev->usb_buf[0];
|
|
}
|
|
|
|
/* Two bits control LED: 0x21 bit 7 and 0x23 bit 7.
|
|
* (direction and output)? */
|
|
static void ov534_set_led(struct gspca_dev *gspca_dev, int status)
|
|
{
|
|
u8 data;
|
|
|
|
PDEBUG(D_CONF, "led status: %d", status);
|
|
|
|
data = ov534_reg_read(gspca_dev, 0x21);
|
|
data |= 0x80;
|
|
ov534_reg_write(gspca_dev, 0x21, data);
|
|
|
|
data = ov534_reg_read(gspca_dev, 0x23);
|
|
if (status)
|
|
data |= 0x80;
|
|
else
|
|
data &= ~0x80;
|
|
|
|
ov534_reg_write(gspca_dev, 0x23, data);
|
|
|
|
if (!status) {
|
|
data = ov534_reg_read(gspca_dev, 0x21);
|
|
data &= ~0x80;
|
|
ov534_reg_write(gspca_dev, 0x21, data);
|
|
}
|
|
}
|
|
|
|
static int sccb_check_status(struct gspca_dev *gspca_dev)
|
|
{
|
|
u8 data;
|
|
int i;
|
|
|
|
for (i = 0; i < 5; i++) {
|
|
data = ov534_reg_read(gspca_dev, OV534_REG_STATUS);
|
|
|
|
switch (data) {
|
|
case 0x00:
|
|
return 1;
|
|
case 0x04:
|
|
return 0;
|
|
case 0x03:
|
|
break;
|
|
default:
|
|
PDEBUG(D_ERR, "sccb status 0x%02x, attempt %d/5",
|
|
data, i + 1);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void sccb_reg_write(struct gspca_dev *gspca_dev, u8 reg, u8 val)
|
|
{
|
|
PDEBUG(D_USBO, "reg: 0x%02x, val: 0x%02x", reg, val);
|
|
ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
|
|
ov534_reg_write(gspca_dev, OV534_REG_WRITE, val);
|
|
ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_3);
|
|
|
|
if (!sccb_check_status(gspca_dev))
|
|
PDEBUG(D_ERR, "sccb_reg_write failed");
|
|
}
|
|
|
|
static u8 sccb_reg_read(struct gspca_dev *gspca_dev, u16 reg)
|
|
{
|
|
ov534_reg_write(gspca_dev, OV534_REG_SUBADDR, reg);
|
|
ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_WRITE_2);
|
|
if (!sccb_check_status(gspca_dev))
|
|
PDEBUG(D_ERR, "sccb_reg_read failed 1");
|
|
|
|
ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
|
|
if (!sccb_check_status(gspca_dev))
|
|
PDEBUG(D_ERR, "sccb_reg_read failed 2");
|
|
|
|
return ov534_reg_read(gspca_dev, OV534_REG_READ);
|
|
}
|
|
|
|
/* output a bridge sequence (reg - val) */
|
|
static void reg_w_array(struct gspca_dev *gspca_dev,
|
|
const u8 (*data)[2], int len)
|
|
{
|
|
while (--len >= 0) {
|
|
ov534_reg_write(gspca_dev, (*data)[0], (*data)[1]);
|
|
data++;
|
|
}
|
|
}
|
|
|
|
/* output a sensor sequence (reg - val) */
|
|
static void sccb_w_array(struct gspca_dev *gspca_dev,
|
|
const u8 (*data)[2], int len)
|
|
{
|
|
while (--len >= 0) {
|
|
if ((*data)[0] != 0xff) {
|
|
sccb_reg_write(gspca_dev, (*data)[0], (*data)[1]);
|
|
} else {
|
|
sccb_reg_read(gspca_dev, (*data)[1]);
|
|
sccb_reg_write(gspca_dev, 0xff, 0x00);
|
|
}
|
|
data++;
|
|
}
|
|
}
|
|
|
|
/* ov772x specific controls */
|
|
static void set_frame_rate(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
int i;
|
|
struct rate_s {
|
|
u8 fps;
|
|
u8 r11;
|
|
u8 r0d;
|
|
u8 re5;
|
|
};
|
|
const struct rate_s *r;
|
|
static const struct rate_s rate_0[] = { /* 640x480 */
|
|
{60, 0x01, 0xc1, 0x04},
|
|
{50, 0x01, 0x41, 0x02},
|
|
{40, 0x02, 0xc1, 0x04},
|
|
{30, 0x04, 0x81, 0x02},
|
|
{15, 0x03, 0x41, 0x04},
|
|
};
|
|
static const struct rate_s rate_1[] = { /* 320x240 */
|
|
{125, 0x02, 0x81, 0x02},
|
|
{100, 0x02, 0xc1, 0x04},
|
|
{75, 0x03, 0xc1, 0x04},
|
|
{60, 0x04, 0xc1, 0x04},
|
|
{50, 0x02, 0x41, 0x04},
|
|
{40, 0x03, 0x41, 0x04},
|
|
{30, 0x04, 0x41, 0x04},
|
|
};
|
|
|
|
if (gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv == 0) {
|
|
r = rate_0;
|
|
i = ARRAY_SIZE(rate_0);
|
|
} else {
|
|
r = rate_1;
|
|
i = ARRAY_SIZE(rate_1);
|
|
}
|
|
while (--i > 0) {
|
|
if (sd->frame_rate >= r->fps)
|
|
break;
|
|
r++;
|
|
}
|
|
|
|
sccb_reg_write(gspca_dev, 0x11, r->r11);
|
|
sccb_reg_write(gspca_dev, 0x0d, r->r0d);
|
|
ov534_reg_write(gspca_dev, 0xe5, r->re5);
|
|
|
|
PDEBUG(D_PROBE, "frame_rate: %d", r->fps);
|
|
}
|
|
|
|
static void setbrightness(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sccb_reg_write(gspca_dev, 0x9b, sd->brightness);
|
|
}
|
|
|
|
static void setcontrast(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sccb_reg_write(gspca_dev, 0x9c, sd->contrast);
|
|
}
|
|
|
|
static void setgain(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 val;
|
|
|
|
if (sd->agc)
|
|
return;
|
|
|
|
val = sd->gain;
|
|
switch (val & 0x30) {
|
|
case 0x00:
|
|
val &= 0x0f;
|
|
break;
|
|
case 0x10:
|
|
val &= 0x0f;
|
|
val |= 0x30;
|
|
break;
|
|
case 0x20:
|
|
val &= 0x0f;
|
|
val |= 0x70;
|
|
break;
|
|
default:
|
|
/* case 0x30: */
|
|
val &= 0x0f;
|
|
val |= 0xf0;
|
|
break;
|
|
}
|
|
sccb_reg_write(gspca_dev, 0x00, val);
|
|
}
|
|
|
|
static void setexposure(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 val;
|
|
|
|
if (sd->aec)
|
|
return;
|
|
|
|
/* 'val' is one byte and represents half of the exposure value we are
|
|
* going to set into registers, a two bytes value:
|
|
*
|
|
* MSB: ((u16) val << 1) >> 8 == val >> 7
|
|
* LSB: ((u16) val << 1) & 0xff == val << 1
|
|
*/
|
|
val = sd->exposure;
|
|
sccb_reg_write(gspca_dev, 0x08, val >> 7);
|
|
sccb_reg_write(gspca_dev, 0x10, val << 1);
|
|
}
|
|
|
|
static void setagc(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (sd->agc) {
|
|
sccb_reg_write(gspca_dev, 0x13,
|
|
sccb_reg_read(gspca_dev, 0x13) | 0x04);
|
|
sccb_reg_write(gspca_dev, 0x64,
|
|
sccb_reg_read(gspca_dev, 0x64) | 0x03);
|
|
} else {
|
|
sccb_reg_write(gspca_dev, 0x13,
|
|
sccb_reg_read(gspca_dev, 0x13) & ~0x04);
|
|
sccb_reg_write(gspca_dev, 0x64,
|
|
sccb_reg_read(gspca_dev, 0x64) & ~0x03);
|
|
|
|
setgain(gspca_dev);
|
|
}
|
|
}
|
|
|
|
static void setawb(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (sd->awb) {
|
|
sccb_reg_write(gspca_dev, 0x13,
|
|
sccb_reg_read(gspca_dev, 0x13) | 0x02);
|
|
sccb_reg_write(gspca_dev, 0x63,
|
|
sccb_reg_read(gspca_dev, 0x63) | 0xc0);
|
|
} else {
|
|
sccb_reg_write(gspca_dev, 0x13,
|
|
sccb_reg_read(gspca_dev, 0x13) & ~0x02);
|
|
sccb_reg_write(gspca_dev, 0x63,
|
|
sccb_reg_read(gspca_dev, 0x63) & ~0xc0);
|
|
}
|
|
}
|
|
|
|
static void setaec(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (sd->aec)
|
|
sccb_reg_write(gspca_dev, 0x13,
|
|
sccb_reg_read(gspca_dev, 0x13) | 0x01);
|
|
else {
|
|
sccb_reg_write(gspca_dev, 0x13,
|
|
sccb_reg_read(gspca_dev, 0x13) & ~0x01);
|
|
setexposure(gspca_dev);
|
|
}
|
|
}
|
|
|
|
static void setsharpness(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 val;
|
|
|
|
val = sd->sharpness;
|
|
sccb_reg_write(gspca_dev, 0x91, val); /* Auto de-noise threshold */
|
|
sccb_reg_write(gspca_dev, 0x8e, val); /* De-noise threshold */
|
|
}
|
|
|
|
static void sethflip(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (sd->hflip == 0)
|
|
sccb_reg_write(gspca_dev, 0x0c,
|
|
sccb_reg_read(gspca_dev, 0x0c) | 0x40);
|
|
else
|
|
sccb_reg_write(gspca_dev, 0x0c,
|
|
sccb_reg_read(gspca_dev, 0x0c) & ~0x40);
|
|
}
|
|
|
|
static void setvflip(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (sd->vflip == 0)
|
|
sccb_reg_write(gspca_dev, 0x0c,
|
|
sccb_reg_read(gspca_dev, 0x0c) | 0x80);
|
|
else
|
|
sccb_reg_write(gspca_dev, 0x0c,
|
|
sccb_reg_read(gspca_dev, 0x0c) & ~0x80);
|
|
}
|
|
|
|
static void setfreqfltr(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (sd->freqfltr == 0)
|
|
sccb_reg_write(gspca_dev, 0x2b, 0x00);
|
|
else
|
|
sccb_reg_write(gspca_dev, 0x2b, 0x9e);
|
|
}
|
|
|
|
|
|
/* 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 cam *cam;
|
|
|
|
cam = &gspca_dev->cam;
|
|
|
|
cam->cam_mode = ov772x_mode;
|
|
cam->nmodes = ARRAY_SIZE(ov772x_mode);
|
|
cam->mode_framerates = ov772x_framerates;
|
|
|
|
cam->bulk = 1;
|
|
cam->bulk_size = 16384;
|
|
cam->bulk_nurbs = 2;
|
|
|
|
sd->frame_rate = 30;
|
|
|
|
sd->brightness = BRIGHTNESS_DEF;
|
|
sd->contrast = CONTRAST_DEF;
|
|
sd->gain = GAIN_DEF;
|
|
sd->exposure = EXPO_DEF;
|
|
#if AGC_DEF != 0
|
|
sd->agc = AGC_DEF;
|
|
#else
|
|
gspca_dev->ctrl_inac |= (1 << AWB_IDX);
|
|
#endif
|
|
sd->awb = AWB_DEF;
|
|
sd->aec = AEC_DEF;
|
|
sd->sharpness = SHARPNESS_DEF;
|
|
sd->hflip = HFLIP_DEF;
|
|
sd->vflip = VFLIP_DEF;
|
|
sd->freqfltr = FREQFLTR_DEF;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* this function is called at probe and resume time */
|
|
static int sd_init(struct gspca_dev *gspca_dev)
|
|
{
|
|
u16 sensor_id;
|
|
|
|
/* reset bridge */
|
|
ov534_reg_write(gspca_dev, 0xe7, 0x3a);
|
|
ov534_reg_write(gspca_dev, 0xe0, 0x08);
|
|
msleep(100);
|
|
|
|
/* initialize the sensor address */
|
|
ov534_reg_write(gspca_dev, OV534_REG_ADDRESS, 0x42);
|
|
|
|
/* reset sensor */
|
|
sccb_reg_write(gspca_dev, 0x12, 0x80);
|
|
msleep(10);
|
|
|
|
/* probe the sensor */
|
|
sccb_reg_read(gspca_dev, 0x0a);
|
|
sensor_id = sccb_reg_read(gspca_dev, 0x0a) << 8;
|
|
sccb_reg_read(gspca_dev, 0x0b);
|
|
sensor_id |= sccb_reg_read(gspca_dev, 0x0b);
|
|
PDEBUG(D_PROBE, "Sensor ID: %04x", sensor_id);
|
|
|
|
/* initialize */
|
|
reg_w_array(gspca_dev, bridge_init,
|
|
ARRAY_SIZE(bridge_init));
|
|
ov534_set_led(gspca_dev, 1);
|
|
sccb_w_array(gspca_dev, sensor_init,
|
|
ARRAY_SIZE(sensor_init));
|
|
ov534_reg_write(gspca_dev, 0xe0, 0x09);
|
|
ov534_set_led(gspca_dev, 0);
|
|
set_frame_rate(gspca_dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sd_start(struct gspca_dev *gspca_dev)
|
|
{
|
|
int mode;
|
|
|
|
mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
|
|
if (mode != 0) { /* 320x240 */
|
|
reg_w_array(gspca_dev, bridge_start_qvga,
|
|
ARRAY_SIZE(bridge_start_qvga));
|
|
sccb_w_array(gspca_dev, sensor_start_qvga,
|
|
ARRAY_SIZE(sensor_start_qvga));
|
|
} else { /* 640x480 */
|
|
reg_w_array(gspca_dev, bridge_start_vga,
|
|
ARRAY_SIZE(bridge_start_vga));
|
|
sccb_w_array(gspca_dev, sensor_start_vga,
|
|
ARRAY_SIZE(sensor_start_vga));
|
|
}
|
|
set_frame_rate(gspca_dev);
|
|
|
|
setagc(gspca_dev);
|
|
setawb(gspca_dev);
|
|
setaec(gspca_dev);
|
|
setgain(gspca_dev);
|
|
setexposure(gspca_dev);
|
|
setbrightness(gspca_dev);
|
|
setcontrast(gspca_dev);
|
|
setsharpness(gspca_dev);
|
|
setvflip(gspca_dev);
|
|
sethflip(gspca_dev);
|
|
setfreqfltr(gspca_dev);
|
|
|
|
ov534_set_led(gspca_dev, 1);
|
|
ov534_reg_write(gspca_dev, 0xe0, 0x00);
|
|
return 0;
|
|
}
|
|
|
|
static void sd_stopN(struct gspca_dev *gspca_dev)
|
|
{
|
|
ov534_reg_write(gspca_dev, 0xe0, 0x09);
|
|
ov534_set_led(gspca_dev, 0);
|
|
}
|
|
|
|
/* Values for bmHeaderInfo (Video and Still Image Payload Headers, 2.4.3.3) */
|
|
#define UVC_STREAM_EOH (1 << 7)
|
|
#define UVC_STREAM_ERR (1 << 6)
|
|
#define UVC_STREAM_STI (1 << 5)
|
|
#define UVC_STREAM_RES (1 << 4)
|
|
#define UVC_STREAM_SCR (1 << 3)
|
|
#define UVC_STREAM_PTS (1 << 2)
|
|
#define UVC_STREAM_EOF (1 << 1)
|
|
#define UVC_STREAM_FID (1 << 0)
|
|
|
|
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
|
|
u8 *data, int len)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
__u32 this_pts;
|
|
u16 this_fid;
|
|
int remaining_len = len;
|
|
|
|
do {
|
|
len = min(remaining_len, 2048);
|
|
|
|
/* Payloads are prefixed with a UVC-style header. We
|
|
consider a frame to start when the FID toggles, or the PTS
|
|
changes. A frame ends when EOF is set, and we've received
|
|
the correct number of bytes. */
|
|
|
|
/* Verify UVC header. Header length is always 12 */
|
|
if (data[0] != 12 || len < 12) {
|
|
PDEBUG(D_PACK, "bad header");
|
|
goto discard;
|
|
}
|
|
|
|
/* Check errors */
|
|
if (data[1] & UVC_STREAM_ERR) {
|
|
PDEBUG(D_PACK, "payload error");
|
|
goto discard;
|
|
}
|
|
|
|
/* Extract PTS and FID */
|
|
if (!(data[1] & UVC_STREAM_PTS)) {
|
|
PDEBUG(D_PACK, "PTS not present");
|
|
goto discard;
|
|
}
|
|
this_pts = (data[5] << 24) | (data[4] << 16)
|
|
| (data[3] << 8) | data[2];
|
|
this_fid = (data[1] & UVC_STREAM_FID) ? 1 : 0;
|
|
|
|
/* If PTS or FID has changed, start a new frame. */
|
|
if (this_pts != sd->last_pts || this_fid != sd->last_fid) {
|
|
if (gspca_dev->last_packet_type == INTER_PACKET)
|
|
gspca_frame_add(gspca_dev, LAST_PACKET,
|
|
NULL, 0);
|
|
sd->last_pts = this_pts;
|
|
sd->last_fid = this_fid;
|
|
gspca_frame_add(gspca_dev, FIRST_PACKET,
|
|
data + 12, len - 12);
|
|
/* If this packet is marked as EOF, end the frame */
|
|
} else if (data[1] & UVC_STREAM_EOF) {
|
|
struct gspca_frame *frame;
|
|
|
|
sd->last_pts = 0;
|
|
frame = gspca_get_i_frame(gspca_dev);
|
|
if (frame == NULL)
|
|
goto discard;
|
|
if (frame->data_end - frame->data + (len - 12) !=
|
|
gspca_dev->width * gspca_dev->height * 2) {
|
|
PDEBUG(D_PACK, "wrong sized frame");
|
|
goto discard;
|
|
}
|
|
gspca_frame_add(gspca_dev, LAST_PACKET,
|
|
data + 12, len - 12);
|
|
} else {
|
|
|
|
/* Add the data from this payload */
|
|
gspca_frame_add(gspca_dev, INTER_PACKET,
|
|
data + 12, len - 12);
|
|
}
|
|
|
|
/* Done this payload */
|
|
goto scan_next;
|
|
|
|
discard:
|
|
/* Discard data until a new frame starts. */
|
|
gspca_dev->last_packet_type = DISCARD_PACKET;
|
|
|
|
scan_next:
|
|
remaining_len -= len;
|
|
data += len;
|
|
} while (remaining_len > 0);
|
|
}
|
|
|
|
/* controls */
|
|
static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->gain = val;
|
|
if (gspca_dev->streaming)
|
|
setgain(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->gain;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->exposure = val;
|
|
if (gspca_dev->streaming)
|
|
setexposure(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->exposure;
|
|
return 0;
|
|
}
|
|
|
|
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;
|
|
|
|
*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;
|
|
|
|
*val = sd->contrast;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_setagc(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->agc = val;
|
|
|
|
if (gspca_dev->streaming) {
|
|
|
|
/* the auto white balance control works only
|
|
* when auto gain is set */
|
|
if (val)
|
|
gspca_dev->ctrl_inac &= ~(1 << AWB_IDX);
|
|
else
|
|
gspca_dev->ctrl_inac |= (1 << AWB_IDX);
|
|
setagc(gspca_dev);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getagc(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->agc;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->awb = val;
|
|
if (gspca_dev->streaming)
|
|
setawb(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->awb;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_setaec(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->aec = val;
|
|
if (gspca_dev->streaming)
|
|
setaec(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getaec(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->aec;
|
|
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)
|
|
setsharpness(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;
|
|
}
|
|
|
|
static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->hflip = val;
|
|
if (gspca_dev->streaming)
|
|
sethflip(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->hflip;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->vflip = val;
|
|
if (gspca_dev->streaming)
|
|
setvflip(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->vflip;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_setfreqfltr(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
sd->freqfltr = val;
|
|
if (gspca_dev->streaming)
|
|
setfreqfltr(gspca_dev);
|
|
return 0;
|
|
}
|
|
|
|
static int sd_getfreqfltr(struct gspca_dev *gspca_dev, __s32 *val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
*val = sd->freqfltr;
|
|
return 0;
|
|
}
|
|
|
|
static int sd_querymenu(struct gspca_dev *gspca_dev,
|
|
struct v4l2_querymenu *menu)
|
|
{
|
|
switch (menu->id) {
|
|
case V4L2_CID_POWER_LINE_FREQUENCY:
|
|
switch (menu->index) {
|
|
case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
|
|
strcpy((char *) menu->name, "Disabled");
|
|
return 0;
|
|
case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
|
|
strcpy((char *) menu->name, "50 Hz");
|
|
return 0;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* get stream parameters (framerate) */
|
|
static int sd_get_streamparm(struct gspca_dev *gspca_dev,
|
|
struct v4l2_streamparm *parm)
|
|
{
|
|
struct v4l2_captureparm *cp = &parm->parm.capture;
|
|
struct v4l2_fract *tpf = &cp->timeperframe;
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
|
|
return -EINVAL;
|
|
|
|
cp->capability |= V4L2_CAP_TIMEPERFRAME;
|
|
tpf->numerator = 1;
|
|
tpf->denominator = sd->frame_rate;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* set stream parameters (framerate) */
|
|
static int sd_set_streamparm(struct gspca_dev *gspca_dev,
|
|
struct v4l2_streamparm *parm)
|
|
{
|
|
struct v4l2_captureparm *cp = &parm->parm.capture;
|
|
struct v4l2_fract *tpf = &cp->timeperframe;
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
|
|
return -EINVAL;
|
|
|
|
/* Set requested framerate */
|
|
sd->frame_rate = tpf->denominator / tpf->numerator;
|
|
if (gspca_dev->streaming)
|
|
set_frame_rate(gspca_dev);
|
|
|
|
/* Return the actual framerate */
|
|
tpf->numerator = 1;
|
|
tpf->denominator = sd->frame_rate;
|
|
|
|
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,
|
|
.pkt_scan = sd_pkt_scan,
|
|
.querymenu = sd_querymenu,
|
|
.get_streamparm = sd_get_streamparm,
|
|
.set_streamparm = sd_set_streamparm,
|
|
};
|
|
|
|
/* -- module initialisation -- */
|
|
static const __devinitdata struct usb_device_id device_table[] = {
|
|
{USB_DEVICE(0x1415, 0x2000)},
|
|
{}
|
|
};
|
|
|
|
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;
|
|
PDEBUG(D_PROBE, "registered");
|
|
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);
|