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author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-14 07:13:22 +0400 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-08-15 23:25:07 +0400 |
commit | 0c0d06cac63ee327ceaab4b5ffe2206574ab86bd (patch) | |
tree | e759f0dc3185d97f2a0c6b5cd5e32ea6faa74d40 /drivers/media/video/gspca/spca561.c | |
parent | 84cfe9e79bd5ac11c963f4841158454fefa872f6 (diff) | |
download | linux-0c0d06cac63ee327ceaab4b5ffe2206574ab86bd.tar.xz |
[media] rename most media/video usb drivers to media/usb
Rename all USB drivers with their own directory under
drivers/media/video into drivers/media/usb and update the
building system.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/spca561.c')
-rw-r--r-- | drivers/media/video/gspca/spca561.c | 936 |
1 files changed, 0 insertions, 936 deletions
diff --git a/drivers/media/video/gspca/spca561.c b/drivers/media/video/gspca/spca561.c deleted file mode 100644 index cfe71dd6747d..000000000000 --- a/drivers/media/video/gspca/spca561.c +++ /dev/null @@ -1,936 +0,0 @@ -/* - * Sunplus spca561 subdriver - * - * Copyright (C) 2004 Michel Xhaard mxhaard@magic.fr - * - * V4L2 by Jean-Francois Moine <http://moinejf.free.fr> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#define MODULE_NAME "spca561" - -#include <linux/input.h> -#include "gspca.h" - -MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); -MODULE_DESCRIPTION("GSPCA/SPCA561 USB Camera Driver"); -MODULE_LICENSE("GPL"); - -#define EXPOSURE_MAX (2047 + 325) - -/* specific webcam descriptor */ -struct sd { - struct gspca_dev gspca_dev; /* !! must be the first item */ - - struct { /* hue/contrast control cluster */ - struct v4l2_ctrl *contrast; - struct v4l2_ctrl *hue; - }; - struct v4l2_ctrl *autogain; - -#define EXPO12A_DEF 3 - __u8 expo12a; /* expo/gain? for rev 12a */ - - __u8 chip_revision; -#define Rev012A 0 -#define Rev072A 1 - - signed char ag_cnt; -#define AG_CNT_START 13 -}; - -static const struct v4l2_pix_format sif_012a_mode[] = { - {160, 120, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE, - .bytesperline = 160, - .sizeimage = 160 * 120, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 3}, - {176, 144, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE, - .bytesperline = 176, - .sizeimage = 176 * 144, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 2}, - {320, 240, V4L2_PIX_FMT_SPCA561, V4L2_FIELD_NONE, - .bytesperline = 320, - .sizeimage = 320 * 240 * 4 / 8, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 1}, - {352, 288, V4L2_PIX_FMT_SPCA561, V4L2_FIELD_NONE, - .bytesperline = 352, - .sizeimage = 352 * 288 * 4 / 8, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 0}, -}; - -static const struct v4l2_pix_format sif_072a_mode[] = { - {160, 120, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE, - .bytesperline = 160, - .sizeimage = 160 * 120, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 3}, - {176, 144, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE, - .bytesperline = 176, - .sizeimage = 176 * 144, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 2}, - {320, 240, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE, - .bytesperline = 320, - .sizeimage = 320 * 240, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 1}, - {352, 288, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE, - .bytesperline = 352, - .sizeimage = 352 * 288, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 0}, -}; - -/* - * Initialization data - * I'm not very sure how to split initialization from open data - * chunks. For now, we'll consider everything as initialization - */ -/* Frame packet header offsets for the spca561 */ -#define SPCA561_OFFSET_SNAP 1 -#define SPCA561_OFFSET_TYPE 2 -#define SPCA561_OFFSET_COMPRESS 3 -#define SPCA561_OFFSET_FRAMSEQ 4 -#define SPCA561_OFFSET_GPIO 5 -#define SPCA561_OFFSET_USBBUFF 6 -#define SPCA561_OFFSET_WIN2GRAVE 7 -#define SPCA561_OFFSET_WIN2RAVE 8 -#define SPCA561_OFFSET_WIN2BAVE 9 -#define SPCA561_OFFSET_WIN2GBAVE 10 -#define SPCA561_OFFSET_WIN1GRAVE 11 -#define SPCA561_OFFSET_WIN1RAVE 12 -#define SPCA561_OFFSET_WIN1BAVE 13 -#define SPCA561_OFFSET_WIN1GBAVE 14 -#define SPCA561_OFFSET_FREQ 15 -#define SPCA561_OFFSET_VSYNC 16 -#define SPCA561_INDEX_I2C_BASE 0x8800 -#define SPCA561_SNAPBIT 0x20 -#define SPCA561_SNAPCTRL 0x40 - -static const u16 rev72a_reset[][2] = { - {0x0000, 0x8114}, /* Software GPIO output data */ - {0x0001, 0x8114}, /* Software GPIO output data */ - {0x0000, 0x8112}, /* Some kind of reset */ - {} -}; -static const __u16 rev72a_init_data1[][2] = { - {0x0003, 0x8701}, /* PCLK clock delay adjustment */ - {0x0001, 0x8703}, /* HSYNC from cmos inverted */ - {0x0011, 0x8118}, /* Enable and conf sensor */ - {0x0001, 0x8118}, /* Conf sensor */ - {0x0092, 0x8804}, /* I know nothing about these */ - {0x0010, 0x8802}, /* 0x88xx registers, so I won't */ - {} -}; -static const u16 rev72a_init_sensor1[][2] = { - {0x0001, 0x000d}, - {0x0002, 0x0018}, - {0x0004, 0x0165}, - {0x0005, 0x0021}, - {0x0007, 0x00aa}, - {0x0020, 0x1504}, - {0x0039, 0x0002}, - {0x0035, 0x0010}, - {0x0009, 0x1049}, - {0x0028, 0x000b}, - {0x003b, 0x000f}, - {0x003c, 0x0000}, - {} -}; -static const __u16 rev72a_init_data2[][2] = { - {0x0018, 0x8601}, /* Pixel/line selection for color separation */ - {0x0000, 0x8602}, /* Optical black level for user setting */ - {0x0060, 0x8604}, /* Optical black horizontal offset */ - {0x0002, 0x8605}, /* Optical black vertical offset */ - {0x0000, 0x8603}, /* Non-automatic optical black level */ - {0x0002, 0x865b}, /* Horizontal offset for valid pixels */ - {0x0000, 0x865f}, /* Vertical valid pixels window (x2) */ - {0x00b0, 0x865d}, /* Horizontal valid pixels window (x2) */ - {0x0090, 0x865e}, /* Vertical valid lines window (x2) */ - {0x00e0, 0x8406}, /* Memory buffer threshold */ - {0x0000, 0x8660}, /* Compensation memory stuff */ - {0x0002, 0x8201}, /* Output address for r/w serial EEPROM */ - {0x0008, 0x8200}, /* Clear valid bit for serial EEPROM */ - {0x0001, 0x8200}, /* OprMode to be executed by hardware */ -/* from ms-win */ - {0x0000, 0x8611}, /* R offset for white balance */ - {0x00fd, 0x8612}, /* Gr offset for white balance */ - {0x0003, 0x8613}, /* B offset for white balance */ - {0x0000, 0x8614}, /* Gb offset for white balance */ -/* from ms-win */ - {0x0035, 0x8651}, /* R gain for white balance */ - {0x0040, 0x8652}, /* Gr gain for white balance */ - {0x005f, 0x8653}, /* B gain for white balance */ - {0x0040, 0x8654}, /* Gb gain for white balance */ - {0x0002, 0x8502}, /* Maximum average bit rate stuff */ - {0x0011, 0x8802}, - - {0x0087, 0x8700}, /* Set master clock (96Mhz????) */ - {0x0081, 0x8702}, /* Master clock output enable */ - - {0x0000, 0x8500}, /* Set image type (352x288 no compression) */ - /* Originally was 0x0010 (352x288 compression) */ - - {0x0002, 0x865b}, /* Horizontal offset for valid pixels */ - {0x0003, 0x865c}, /* Vertical offset for valid lines */ - {} -}; -static const u16 rev72a_init_sensor2[][2] = { - {0x0003, 0x0121}, - {0x0004, 0x0165}, - {0x0005, 0x002f}, /* blanking control column */ - {0x0006, 0x0000}, /* blanking mode row*/ - {0x000a, 0x0002}, - {0x0009, 0x1061}, /* setexposure times && pixel clock - * 0001 0 | 000 0110 0001 */ - {0x0035, 0x0014}, - {} -}; - -/******************** QC Express etch2 stuff ********************/ -static const __u16 Pb100_1map8300[][2] = { - /* reg, value */ - {0x8320, 0x3304}, - - {0x8303, 0x0125}, /* image area */ - {0x8304, 0x0169}, - {0x8328, 0x000b}, - {0x833c, 0x0001}, /*fixme: win:07*/ - - {0x832f, 0x1904}, /*fixme: was 0419*/ - {0x8307, 0x00aa}, - {0x8301, 0x0003}, - {0x8302, 0x000e}, - {} -}; -static const __u16 Pb100_2map8300[][2] = { - /* reg, value */ - {0x8339, 0x0000}, - {0x8307, 0x00aa}, - {} -}; - -static const __u16 spca561_161rev12A_data1[][2] = { - {0x29, 0x8118}, /* Control register (various enable bits) */ - {0x08, 0x8114}, /* GPIO: Led off */ - {0x0e, 0x8112}, /* 0x0e stream off 0x3e stream on */ - {0x00, 0x8102}, /* white balance - new */ - {0x92, 0x8804}, - {0x04, 0x8802}, /* windows uses 08 */ - {} -}; -static const __u16 spca561_161rev12A_data2[][2] = { - {0x21, 0x8118}, - {0x10, 0x8500}, - {0x07, 0x8601}, - {0x07, 0x8602}, - {0x04, 0x8501}, - - {0x07, 0x8201}, /* windows uses 02 */ - {0x08, 0x8200}, - {0x01, 0x8200}, - - {0x90, 0x8604}, - {0x00, 0x8605}, - {0xb0, 0x8603}, - - /* sensor gains */ - {0x07, 0x8601}, /* white balance - new */ - {0x07, 0x8602}, /* white balance - new */ - {0x00, 0x8610}, /* *red */ - {0x00, 0x8611}, /* 3f *green */ - {0x00, 0x8612}, /* green *blue */ - {0x00, 0x8613}, /* blue *green */ - {0x43, 0x8614}, /* green *red - white balance - was 0x35 */ - {0x40, 0x8615}, /* 40 *green - white balance - was 0x35 */ - {0x71, 0x8616}, /* 7a *blue - white balance - was 0x35 */ - {0x40, 0x8617}, /* 40 *green - white balance - was 0x35 */ - - {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}, -/* {0x99, 0x8700}, * - white balance - new (removed) */ - /* HDG we used to do this in stop0, making the init state and the state - after a start / stop different, so do this here instead. */ - {0x29, 0x8118}, - {} -}; - -static void reg_w_val(struct usb_device *dev, __u16 index, __u8 value) -{ - int ret; - - ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), - 0, /* request */ - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - value, index, NULL, 0, 500); - PDEBUG(D_USBO, "reg write: 0x%02x:0x%02x", index, value); - if (ret < 0) - pr_err("reg write: error %d\n", ret); -} - -static void write_vector(struct gspca_dev *gspca_dev, - const __u16 data[][2]) -{ - struct usb_device *dev = gspca_dev->dev; - int i; - - i = 0; - while (data[i][1] != 0) { - reg_w_val(dev, data[i][1], data[i][0]); - i++; - } -} - -/* read 'len' bytes to gspca_dev->usb_buf */ -static void reg_r(struct gspca_dev *gspca_dev, - __u16 index, __u16 length) -{ - usb_control_msg(gspca_dev->dev, - usb_rcvctrlpipe(gspca_dev->dev, 0), - 0, /* request */ - USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0, /* value */ - index, gspca_dev->usb_buf, length, 500); -} - -/* write 'len' bytes from gspca_dev->usb_buf */ -static void reg_w_buf(struct gspca_dev *gspca_dev, - __u16 index, __u16 len) -{ - usb_control_msg(gspca_dev->dev, - usb_sndctrlpipe(gspca_dev->dev, 0), - 0, /* request */ - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0, /* value */ - index, gspca_dev->usb_buf, len, 500); -} - -static void i2c_write(struct gspca_dev *gspca_dev, __u16 value, __u16 reg) -{ - int retry = 60; - - reg_w_val(gspca_dev->dev, 0x8801, reg); - reg_w_val(gspca_dev->dev, 0x8805, value); - reg_w_val(gspca_dev->dev, 0x8800, value >> 8); - do { - reg_r(gspca_dev, 0x8803, 1); - if (!gspca_dev->usb_buf[0]) - return; - msleep(10); - } while (--retry); -} - -static int i2c_read(struct gspca_dev *gspca_dev, __u16 reg, __u8 mode) -{ - int retry = 60; - __u8 value; - - reg_w_val(gspca_dev->dev, 0x8804, 0x92); - reg_w_val(gspca_dev->dev, 0x8801, reg); - reg_w_val(gspca_dev->dev, 0x8802, mode | 0x01); - do { - reg_r(gspca_dev, 0x8803, 1); - if (!gspca_dev->usb_buf[0]) { - reg_r(gspca_dev, 0x8800, 1); - value = gspca_dev->usb_buf[0]; - reg_r(gspca_dev, 0x8805, 1); - return ((int) value << 8) | gspca_dev->usb_buf[0]; - } - msleep(10); - } while (--retry); - return -1; -} - -static void sensor_mapwrite(struct gspca_dev *gspca_dev, - const __u16 (*sensormap)[2]) -{ - while ((*sensormap)[0]) { - gspca_dev->usb_buf[0] = (*sensormap)[1]; - gspca_dev->usb_buf[1] = (*sensormap)[1] >> 8; - reg_w_buf(gspca_dev, (*sensormap)[0], 2); - sensormap++; - } -} - -static void write_sensor_72a(struct gspca_dev *gspca_dev, - const __u16 (*sensor)[2]) -{ - while ((*sensor)[0]) { - i2c_write(gspca_dev, (*sensor)[1], (*sensor)[0]); - sensor++; - } -} - -static void init_161rev12A(struct gspca_dev *gspca_dev) -{ - write_vector(gspca_dev, spca561_161rev12A_data1); - sensor_mapwrite(gspca_dev, Pb100_1map8300); -/*fixme: should be in sd_start*/ - 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 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(gspca_dev, 0x8104, 1); - data1 = gspca_dev->usb_buf[0]; - reg_r(gspca_dev, 0x8105, 1); - data2 = gspca_dev->usb_buf[0]; - vendor = (data2 << 8) | data1; - reg_r(gspca_dev, 0x8106, 1); - data1 = gspca_dev->usb_buf[0]; - reg_r(gspca_dev, 0x8107, 1); - data2 = gspca_dev->usb_buf[0]; - product = (data2 << 8) | data1; - if (vendor != id->idVendor || product != id->idProduct) { - PDEBUG(D_PROBE, "Bad vendor / product from device"); - return -EINVAL; - } - - cam = &gspca_dev->cam; - cam->needs_full_bandwidth = 1; - - sd->chip_revision = id->driver_info; - if (sd->chip_revision == Rev012A) { - cam->cam_mode = sif_012a_mode; - cam->nmodes = ARRAY_SIZE(sif_012a_mode); - } else { - cam->cam_mode = sif_072a_mode; - cam->nmodes = ARRAY_SIZE(sif_072a_mode); - } - sd->expo12a = EXPO12A_DEF; - return 0; -} - -/* this function is called at probe and resume time */ -static int sd_init_12a(struct gspca_dev *gspca_dev) -{ - PDEBUG(D_STREAM, "Chip revision: 012a"); - init_161rev12A(gspca_dev); - return 0; -} -static int sd_init_72a(struct gspca_dev *gspca_dev) -{ - PDEBUG(D_STREAM, "Chip revision: 072a"); - write_vector(gspca_dev, rev72a_reset); - msleep(200); - write_vector(gspca_dev, rev72a_init_data1); - write_sensor_72a(gspca_dev, rev72a_init_sensor1); - write_vector(gspca_dev, rev72a_init_data2); - write_sensor_72a(gspca_dev, rev72a_init_sensor2); - reg_w_val(gspca_dev->dev, 0x8112, 0x30); - return 0; -} - -static void setbrightness(struct gspca_dev *gspca_dev, s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - struct usb_device *dev = gspca_dev->dev; - __u16 reg; - - if (sd->chip_revision == Rev012A) - reg = 0x8610; - else - reg = 0x8611; - - reg_w_val(dev, reg + 0, val); /* R */ - reg_w_val(dev, reg + 1, val); /* Gr */ - reg_w_val(dev, reg + 2, val); /* B */ - reg_w_val(dev, reg + 3, val); /* Gb */ -} - -static void setwhite(struct gspca_dev *gspca_dev, s32 white, s32 contrast) -{ - struct sd *sd = (struct sd *) gspca_dev; - struct usb_device *dev = gspca_dev->dev; - __u8 blue, red; - __u16 reg; - - /* try to emulate MS-win as possible */ - red = 0x20 + white * 3 / 8; - blue = 0x90 - white * 5 / 8; - if (sd->chip_revision == Rev012A) { - reg = 0x8614; - } else { - reg = 0x8651; - red += contrast - 0x20; - blue += contrast - 0x20; - reg_w_val(dev, 0x8652, contrast + 0x20); /* Gr */ - reg_w_val(dev, 0x8654, contrast + 0x20); /* Gb */ - } - reg_w_val(dev, reg, red); - reg_w_val(dev, reg + 2, blue); -} - -/* rev 12a only */ -static void setexposure(struct gspca_dev *gspca_dev, s32 val) -{ - int i, expo = 0; - - /* Register 0x8309 controls exposure for the spca561, - the basic exposure setting goes from 1-2047, where 1 is completely - dark and 2047 is very bright. It not only influences exposure but - also the framerate (to allow for longer exposure) from 1 - 300 it - only raises the exposure time then from 300 - 600 it halves the - framerate to be able to further raise the exposure time and for every - 300 more it halves the framerate again. This allows for a maximum - exposure time of circa 0.2 - 0.25 seconds (30 / (2000/3000) fps). - Sometimes this is not enough, the 1-2047 uses bits 0-10, bits 11-12 - configure a divider for the base framerate which us used at the - exposure setting of 1-300. These bits configure the base framerate - according to the following formula: fps = 60 / (value + 2) */ - - /* We choose to use the high bits setting the fixed framerate divisor - asap, as setting high basic exposure setting without the fixed - divider in combination with high gains makes the cam stop */ - int table[] = { 0, 450, 550, 625, EXPOSURE_MAX }; - - for (i = 0; i < ARRAY_SIZE(table) - 1; i++) { - if (val <= table[i + 1]) { - expo = val - table[i]; - if (i) - expo += 300; - expo |= i << 11; - break; - } - } - - gspca_dev->usb_buf[0] = expo; - gspca_dev->usb_buf[1] = expo >> 8; - reg_w_buf(gspca_dev, 0x8309, 2); -} - -/* rev 12a only */ -static void setgain(struct gspca_dev *gspca_dev, s32 val) -{ - /* gain reg low 6 bits 0-63 gain, bit 6 and 7, both double the - sensitivity when set, so 31 + one of them set == 63, and 15 - with both of them set == 63 */ - if (val < 64) - gspca_dev->usb_buf[0] = val; - else if (val < 128) - gspca_dev->usb_buf[0] = (val / 2) | 0x40; - else - gspca_dev->usb_buf[0] = (val / 4) | 0xc0; - - gspca_dev->usb_buf[1] = 0; - reg_w_buf(gspca_dev, 0x8335, 2); -} - -static void setautogain(struct gspca_dev *gspca_dev, s32 val) -{ - struct sd *sd = (struct sd *) gspca_dev; - - if (val) - sd->ag_cnt = AG_CNT_START; - else - sd->ag_cnt = -1; -} - -static int sd_start_12a(struct gspca_dev *gspca_dev) -{ - struct usb_device *dev = gspca_dev->dev; - int mode; - static const __u8 Reg8391[8] = - {0x92, 0x30, 0x20, 0x00, 0x0c, 0x00, 0x00, 0x00}; - - mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv; - 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 */ - - gspca_dev->usb_buf[0] = 0xaa; - gspca_dev->usb_buf[1] = 0x00; - reg_w_buf(gspca_dev, 0x8307, 2); - /* clock - lower 0x8X values lead to fps > 30 */ - reg_w_val(gspca_dev->dev, 0x8700, 0x8a); - /* 0x8f 0x85 0x27 clock */ - reg_w_val(gspca_dev->dev, 0x8112, 0x1e | 0x20); - reg_w_val(gspca_dev->dev, 0x850b, 0x03); - memcpy(gspca_dev->usb_buf, Reg8391, 8); - reg_w_buf(gspca_dev, 0x8391, 8); - reg_w_buf(gspca_dev, 0x8390, 8); - - /* Led ON (bit 3 -> 0 */ - reg_w_val(gspca_dev->dev, 0x8114, 0x00); - return 0; -} -static int sd_start_72a(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - struct usb_device *dev = gspca_dev->dev; - int Clck; - int mode; - - write_vector(gspca_dev, rev72a_reset); - msleep(200); - write_vector(gspca_dev, rev72a_init_data1); - write_sensor_72a(gspca_dev, rev72a_init_sensor1); - - mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv; - switch (mode) { - default: - case 0: - Clck = 0x27; /* ms-win 0x87 */ - break; - case 1: - Clck = 0x25; - break; - case 2: - Clck = 0x22; - break; - case 3: - Clck = 0x21; - break; - } - reg_w_val(dev, 0x8700, Clck); /* 0x27 clock */ - reg_w_val(dev, 0x8702, 0x81); - reg_w_val(dev, 0x8500, mode); /* mode */ - write_sensor_72a(gspca_dev, rev72a_init_sensor2); - setwhite(gspca_dev, v4l2_ctrl_g_ctrl(sd->hue), - v4l2_ctrl_g_ctrl(sd->contrast)); -/* setbrightness(gspca_dev); * fixme: bad values */ - setautogain(gspca_dev, v4l2_ctrl_g_ctrl(sd->autogain)); - reg_w_val(dev, 0x8112, 0x10 | 0x20); - return 0; -} - -static void sd_stopN(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - - if (sd->chip_revision == Rev012A) { - reg_w_val(gspca_dev->dev, 0x8112, 0x0e); - /* Led Off (bit 3 -> 1 */ - reg_w_val(gspca_dev->dev, 0x8114, 0x08); - } else { - reg_w_val(gspca_dev->dev, 0x8112, 0x20); -/* reg_w_val(gspca_dev->dev, 0x8102, 0x00); ?? */ - } -} - -static void do_autogain(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - int expotimes; - int pixelclk; - int gainG; - __u8 R, Gr, Gb, B; - int y; - __u8 luma_mean = 110; - __u8 luma_delta = 20; - __u8 spring = 4; - - if (sd->ag_cnt < 0) - return; - if (--sd->ag_cnt >= 0) - return; - sd->ag_cnt = AG_CNT_START; - - switch (sd->chip_revision) { - case Rev072A: - reg_r(gspca_dev, 0x8621, 1); - Gr = gspca_dev->usb_buf[0]; - reg_r(gspca_dev, 0x8622, 1); - R = gspca_dev->usb_buf[0]; - reg_r(gspca_dev, 0x8623, 1); - B = gspca_dev->usb_buf[0]; - reg_r(gspca_dev, 0x8624, 1); - Gb = gspca_dev->usb_buf[0]; - 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 < 3) - gainG = 3; - i2c_write(gspca_dev, gainG, 0x35); - - if (expotimes > 0x0256) - expotimes = 0x0256; - else if (expotimes < 3) - expotimes = 3; - i2c_write(gspca_dev, expotimes | pixelclk, 0x09); - } - break; - } -} - -static void sd_pkt_scan(struct gspca_dev *gspca_dev, - u8 *data, /* isoc packet */ - int len) /* iso packet length */ -{ - struct sd *sd = (struct sd *) gspca_dev; - - len--; - switch (*data++) { /* sequence number */ - case 0: /* start of frame */ - gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); - - /* This should never happen */ - if (len < 2) { - PDEBUG(D_ERR, "Short SOF packet, ignoring"); - gspca_dev->last_packet_type = DISCARD_PACKET; - return; - } - -#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) - if (data[0] & 0x20) { - input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1); - input_sync(gspca_dev->input_dev); - input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0); - input_sync(gspca_dev->input_dev); - } -#endif - - if (data[1] & 0x10) { - /* compressed bayer */ - gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); - } else { - /* raw bayer (with a header, which we skip) */ - if (sd->chip_revision == Rev012A) { - data += 20; - len -= 20; - } else { - data += 16; - len -= 16; - } - gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); - } - return; - case 0xff: /* drop (empty mpackets) */ - return; - } - gspca_frame_add(gspca_dev, INTER_PACKET, data, len); -} - -static int sd_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct gspca_dev *gspca_dev = - container_of(ctrl->handler, struct gspca_dev, ctrl_handler); - struct sd *sd = (struct sd *)gspca_dev; - - gspca_dev->usb_err = 0; - - if (!gspca_dev->streaming) - return 0; - - switch (ctrl->id) { - case V4L2_CID_BRIGHTNESS: - setbrightness(gspca_dev, ctrl->val); - break; - case V4L2_CID_CONTRAST: - /* hue/contrast control cluster for 72a */ - setwhite(gspca_dev, sd->hue->val, ctrl->val); - break; - case V4L2_CID_HUE: - /* just plain hue control for 12a */ - setwhite(gspca_dev, ctrl->val, 0); - break; - case V4L2_CID_EXPOSURE: - setexposure(gspca_dev, ctrl->val); - break; - case V4L2_CID_GAIN: - setgain(gspca_dev, ctrl->val); - break; - case V4L2_CID_AUTOGAIN: - setautogain(gspca_dev, ctrl->val); - break; - } - return gspca_dev->usb_err; -} - -static const struct v4l2_ctrl_ops sd_ctrl_ops = { - .s_ctrl = sd_s_ctrl, -}; - -static int sd_init_controls_12a(struct gspca_dev *gspca_dev) -{ - struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; - - gspca_dev->vdev.ctrl_handler = hdl; - v4l2_ctrl_handler_init(hdl, 3); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_HUE, 1, 0x7f, 1, 0x40); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_BRIGHTNESS, -128, 127, 1, 0); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_EXPOSURE, 1, EXPOSURE_MAX, 1, 700); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_GAIN, 0, 255, 1, 63); - - if (hdl->error) { - pr_err("Could not initialize controls\n"); - return hdl->error; - } - return 0; -} - -static int sd_init_controls_72a(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *)gspca_dev; - struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; - - gspca_dev->vdev.ctrl_handler = hdl; - v4l2_ctrl_handler_init(hdl, 4); - sd->contrast = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_CONTRAST, 0, 0x3f, 1, 0x20); - sd->hue = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_HUE, 1, 0x7f, 1, 0x40); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_BRIGHTNESS, 0, 0x3f, 1, 0x20); - sd->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_AUTOGAIN, 0, 1, 1, 1); - - if (hdl->error) { - pr_err("Could not initialize controls\n"); - return hdl->error; - } - v4l2_ctrl_cluster(2, &sd->contrast); - return 0; -} - -/* sub-driver description */ -static const struct sd_desc sd_desc_12a = { - .name = MODULE_NAME, - .init_controls = sd_init_controls_12a, - .config = sd_config, - .init = sd_init_12a, - .start = sd_start_12a, - .stopN = sd_stopN, - .pkt_scan = sd_pkt_scan, -#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) - .other_input = 1, -#endif -}; -static const struct sd_desc sd_desc_72a = { - .name = MODULE_NAME, - .init_controls = sd_init_controls_72a, - .config = sd_config, - .init = sd_init_72a, - .start = sd_start_72a, - .stopN = sd_stopN, - .pkt_scan = sd_pkt_scan, - .dq_callback = do_autogain, -#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) - .other_input = 1, -#endif -}; -static const struct sd_desc *sd_desc[2] = { - &sd_desc_12a, - &sd_desc_72a -}; - -/* -- module initialisation -- */ -static const struct usb_device_id device_table[] = { - {USB_DEVICE(0x041e, 0x401a), .driver_info = Rev072A}, - {USB_DEVICE(0x041e, 0x403b), .driver_info = Rev012A}, - {USB_DEVICE(0x0458, 0x7004), .driver_info = Rev072A}, - {USB_DEVICE(0x0461, 0x0815), .driver_info = Rev072A}, - {USB_DEVICE(0x046d, 0x0928), .driver_info = Rev012A}, - {USB_DEVICE(0x046d, 0x0929), .driver_info = Rev012A}, - {USB_DEVICE(0x046d, 0x092a), .driver_info = Rev012A}, - {USB_DEVICE(0x046d, 0x092b), .driver_info = Rev012A}, - {USB_DEVICE(0x046d, 0x092c), .driver_info = Rev012A}, - {USB_DEVICE(0x046d, 0x092d), .driver_info = Rev012A}, - {USB_DEVICE(0x046d, 0x092e), .driver_info = Rev012A}, - {USB_DEVICE(0x046d, 0x092f), .driver_info = Rev012A}, - {USB_DEVICE(0x04fc, 0x0561), .driver_info = Rev072A}, - {USB_DEVICE(0x060b, 0xa001), .driver_info = Rev072A}, - {USB_DEVICE(0x10fd, 0x7e50), .driver_info = Rev072A}, - {USB_DEVICE(0xabcd, 0xcdee), .driver_info = Rev072A}, - {} -}; - -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[id->driver_info], - 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, - .reset_resume = gspca_resume, -#endif -}; - -module_usb_driver(sd_driver); |