diff options
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/usb/gspca/t613.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/usb/gspca/t613.c')
-rw-r--r-- | drivers/media/usb/gspca/t613.c | 1054 |
1 files changed, 1054 insertions, 0 deletions
diff --git a/drivers/media/usb/gspca/t613.c b/drivers/media/usb/gspca/t613.c new file mode 100644 index 000000000000..8bc6c3ceec2c --- /dev/null +++ b/drivers/media/usb/gspca/t613.c @@ -0,0 +1,1054 @@ +/* + * T613 subdriver + * + * Copyright (C) 2010 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 + * + *Notes: * t613 + tas5130A + * * Focus to light do not balance well as in win. + * Quality in win is not good, but its kinda better. + * * Fix some "extraneous bytes", most of apps will show the image anyway + * * Gamma table, is there, but its really doing something? + * * 7~8 Fps, its ok, max on win its 10. + * Costantino Leandro + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#define MODULE_NAME "t613" + +#include <linux/input.h> +#include <linux/slab.h> +#include "gspca.h" + +MODULE_AUTHOR("Leandro Costantino <le_costantino@pixartargentina.com.ar>"); +MODULE_DESCRIPTION("GSPCA/T613 (JPEG Compliance) USB Camera Driver"); +MODULE_LICENSE("GPL"); + +struct sd { + struct gspca_dev gspca_dev; /* !! must be the first item */ + struct v4l2_ctrl *freq; + struct { /* awb / color gains control cluster */ + struct v4l2_ctrl *awb; + struct v4l2_ctrl *gain; + struct v4l2_ctrl *red_balance; + struct v4l2_ctrl *blue_balance; + }; + + u8 sensor; + u8 button_pressed; +}; +enum sensors { + SENSOR_OM6802, + SENSOR_OTHER, + SENSOR_TAS5130A, + SENSOR_LT168G, /* must verify if this is the actual model */ +}; + +static const struct v4l2_pix_format vga_mode_t16[] = { + {160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 160, + .sizeimage = 160 * 120 * 4 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 4}, +#if 0 /* HDG: broken with my test cam, so lets disable it */ + {176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 176, + .sizeimage = 176 * 144 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 3}, +#endif + {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 320, + .sizeimage = 320 * 240 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 2}, +#if 0 /* HDG: broken with my test cam, so lets disable it */ + {352, 288, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 352, + .sizeimage = 352 * 288 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 1}, +#endif + {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE, + .bytesperline = 640, + .sizeimage = 640 * 480 * 3 / 8 + 590, + .colorspace = V4L2_COLORSPACE_JPEG, + .priv = 0}, +}; + +/* sensor specific data */ +struct additional_sensor_data { + const u8 n3[6]; + const u8 *n4, n4sz; + const u8 reg80, reg8e; + const u8 nset8[6]; + const u8 data1[10]; + const u8 data2[9]; + const u8 data3[9]; + const u8 data5[6]; + const u8 stream[4]; +}; + +static const u8 n4_om6802[] = { + 0x09, 0x01, 0x12, 0x04, 0x66, 0x8a, 0x80, 0x3c, + 0x81, 0x22, 0x84, 0x50, 0x8a, 0x78, 0x8b, 0x68, + 0x8c, 0x88, 0x8e, 0x33, 0x8f, 0x24, 0xaa, 0xb1, + 0xa2, 0x60, 0xa5, 0x30, 0xa6, 0x3a, 0xa8, 0xe8, + 0xae, 0x05, 0xb1, 0x00, 0xbb, 0x04, 0xbc, 0x48, + 0xbe, 0x36, 0xc6, 0x88, 0xe9, 0x00, 0xc5, 0xc0, + 0x65, 0x0a, 0xbb, 0x86, 0xaf, 0x58, 0xb0, 0x68, + 0x87, 0x40, 0x89, 0x2b, 0x8d, 0xff, 0x83, 0x40, + 0xac, 0x84, 0xad, 0x86, 0xaf, 0x46 +}; +static const u8 n4_other[] = { + 0x66, 0x00, 0x7f, 0x00, 0x80, 0xac, 0x81, 0x69, + 0x84, 0x40, 0x85, 0x70, 0x86, 0x20, 0x8a, 0x68, + 0x8b, 0x58, 0x8c, 0x88, 0x8d, 0xff, 0x8e, 0xb8, + 0x8f, 0x28, 0xa2, 0x60, 0xa5, 0x40, 0xa8, 0xa8, + 0xac, 0x84, 0xad, 0x84, 0xae, 0x24, 0xaf, 0x56, + 0xb0, 0x68, 0xb1, 0x00, 0xb2, 0x88, 0xbb, 0xc5, + 0xbc, 0x4a, 0xbe, 0x36, 0xc2, 0x88, 0xc5, 0xc0, + 0xc6, 0xda, 0xe9, 0x26, 0xeb, 0x00 +}; +static const u8 n4_tas5130a[] = { + 0x80, 0x3c, 0x81, 0x68, 0x83, 0xa0, 0x84, 0x20, + 0x8a, 0x68, 0x8b, 0x58, 0x8c, 0x88, 0x8e, 0xb4, + 0x8f, 0x24, 0xa1, 0xb1, 0xa2, 0x30, 0xa5, 0x10, + 0xa6, 0x4a, 0xae, 0x03, 0xb1, 0x44, 0xb2, 0x08, + 0xb7, 0x06, 0xb9, 0xe7, 0xbb, 0xc4, 0xbc, 0x4a, + 0xbe, 0x36, 0xbf, 0xff, 0xc2, 0x88, 0xc5, 0xc8, + 0xc6, 0xda +}; +static const u8 n4_lt168g[] = { + 0x66, 0x01, 0x7f, 0x00, 0x80, 0x7c, 0x81, 0x28, + 0x83, 0x44, 0x84, 0x20, 0x86, 0x20, 0x8a, 0x70, + 0x8b, 0x58, 0x8c, 0x88, 0x8d, 0xa0, 0x8e, 0xb3, + 0x8f, 0x24, 0xa1, 0xb0, 0xa2, 0x38, 0xa5, 0x20, + 0xa6, 0x4a, 0xa8, 0xe8, 0xaf, 0x38, 0xb0, 0x68, + 0xb1, 0x44, 0xb2, 0x88, 0xbb, 0x86, 0xbd, 0x40, + 0xbe, 0x26, 0xc1, 0x05, 0xc2, 0x88, 0xc5, 0xc0, + 0xda, 0x8e, 0xdb, 0xca, 0xdc, 0xa8, 0xdd, 0x8c, + 0xde, 0x44, 0xdf, 0x0c, 0xe9, 0x80 +}; + +static const struct additional_sensor_data sensor_data[] = { +[SENSOR_OM6802] = { + .n3 = + {0x61, 0x68, 0x65, 0x0a, 0x60, 0x04}, + .n4 = n4_om6802, + .n4sz = sizeof n4_om6802, + .reg80 = 0x3c, + .reg8e = 0x33, + .nset8 = {0xa8, 0xf0, 0xc6, 0x88, 0xc0, 0x00}, + .data1 = + {0xc2, 0x28, 0x0f, 0x22, 0xcd, 0x27, 0x2c, 0x06, + 0xb3, 0xfc}, + .data2 = + {0x80, 0xff, 0xff, 0x80, 0xff, 0xff, 0x80, 0xff, + 0xff}, + .data3 = + {0x80, 0xff, 0xff, 0x80, 0xff, 0xff, 0x80, 0xff, + 0xff}, + .data5 = /* this could be removed later */ + {0x0c, 0x03, 0xab, 0x13, 0x81, 0x23}, + .stream = + {0x0b, 0x04, 0x0a, 0x78}, + }, +[SENSOR_OTHER] = { + .n3 = + {0x61, 0xc2, 0x65, 0x88, 0x60, 0x00}, + .n4 = n4_other, + .n4sz = sizeof n4_other, + .reg80 = 0xac, + .reg8e = 0xb8, + .nset8 = {0xa8, 0xa8, 0xc6, 0xda, 0xc0, 0x00}, + .data1 = + {0xc1, 0x48, 0x04, 0x1b, 0xca, 0x2e, 0x33, 0x3a, + 0xe8, 0xfc}, + .data2 = + {0x4e, 0x9c, 0xec, 0x40, 0x80, 0xc0, 0x48, 0x96, + 0xd9}, + .data3 = + {0x4e, 0x9c, 0xec, 0x40, 0x80, 0xc0, 0x48, 0x96, + 0xd9}, + .data5 = + {0x0c, 0x03, 0xab, 0x29, 0x81, 0x69}, + .stream = + {0x0b, 0x04, 0x0a, 0x00}, + }, +[SENSOR_TAS5130A] = { + .n3 = + {0x61, 0xc2, 0x65, 0x0d, 0x60, 0x08}, + .n4 = n4_tas5130a, + .n4sz = sizeof n4_tas5130a, + .reg80 = 0x3c, + .reg8e = 0xb4, + .nset8 = {0xa8, 0xf0, 0xc6, 0xda, 0xc0, 0x00}, + .data1 = + {0xbb, 0x28, 0x10, 0x10, 0xbb, 0x28, 0x1e, 0x27, + 0xc8, 0xfc}, + .data2 = + {0x60, 0xa8, 0xe0, 0x60, 0xa8, 0xe0, 0x60, 0xa8, + 0xe0}, + .data3 = + {0x60, 0xa8, 0xe0, 0x60, 0xa8, 0xe0, 0x60, 0xa8, + 0xe0}, + .data5 = + {0x0c, 0x03, 0xab, 0x10, 0x81, 0x20}, + .stream = + {0x0b, 0x04, 0x0a, 0x40}, + }, +[SENSOR_LT168G] = { + .n3 = {0x61, 0xc2, 0x65, 0x68, 0x60, 0x00}, + .n4 = n4_lt168g, + .n4sz = sizeof n4_lt168g, + .reg80 = 0x7c, + .reg8e = 0xb3, + .nset8 = {0xa8, 0xf0, 0xc6, 0xba, 0xc0, 0x00}, + .data1 = {0xc0, 0x38, 0x08, 0x10, 0xc0, 0x30, 0x10, 0x40, + 0xb0, 0xf4}, + .data2 = {0x40, 0x80, 0xc0, 0x50, 0xa0, 0xf0, 0x53, 0xa6, + 0xff}, + .data3 = {0x40, 0x80, 0xc0, 0x50, 0xa0, 0xf0, 0x53, 0xa6, + 0xff}, + .data5 = {0x0c, 0x03, 0xab, 0x4b, 0x81, 0x2b}, + .stream = {0x0b, 0x04, 0x0a, 0x28}, + }, +}; + +#define MAX_EFFECTS 7 +static const u8 effects_table[MAX_EFFECTS][6] = { + {0xa8, 0xe8, 0xc6, 0xd2, 0xc0, 0x00}, /* Normal */ + {0xa8, 0xc8, 0xc6, 0x52, 0xc0, 0x04}, /* Repujar */ + {0xa8, 0xe8, 0xc6, 0xd2, 0xc0, 0x20}, /* Monochrome */ + {0xa8, 0xe8, 0xc6, 0xd2, 0xc0, 0x80}, /* Sepia */ + {0xa8, 0xc8, 0xc6, 0x52, 0xc0, 0x02}, /* Croquis */ + {0xa8, 0xc8, 0xc6, 0xd2, 0xc0, 0x10}, /* Sun Effect */ + {0xa8, 0xc8, 0xc6, 0xd2, 0xc0, 0x40}, /* Negative */ +}; + +#define GAMMA_MAX (15) +static const u8 gamma_table[GAMMA_MAX+1][17] = { +/* gamma table from cam1690.ini */ + {0x00, 0x00, 0x01, 0x04, 0x08, 0x0e, 0x16, 0x21, /* 0 */ + 0x2e, 0x3d, 0x50, 0x65, 0x7d, 0x99, 0xb8, 0xdb, + 0xff}, + {0x00, 0x01, 0x03, 0x08, 0x0e, 0x16, 0x21, 0x2d, /* 1 */ + 0x3c, 0x4d, 0x60, 0x75, 0x8d, 0xa6, 0xc2, 0xe1, + 0xff}, + {0x00, 0x01, 0x05, 0x0b, 0x12, 0x1c, 0x28, 0x35, /* 2 */ + 0x45, 0x56, 0x69, 0x7e, 0x95, 0xad, 0xc7, 0xe3, + 0xff}, + {0x00, 0x02, 0x07, 0x0f, 0x18, 0x24, 0x30, 0x3f, /* 3 */ + 0x4f, 0x61, 0x73, 0x88, 0x9d, 0xb4, 0xcd, 0xe6, + 0xff}, + {0x00, 0x04, 0x0b, 0x15, 0x20, 0x2d, 0x3b, 0x4a, /* 4 */ + 0x5b, 0x6c, 0x7f, 0x92, 0xa7, 0xbc, 0xd2, 0xe9, + 0xff}, + {0x00, 0x07, 0x11, 0x15, 0x20, 0x2d, 0x48, 0x58, /* 5 */ + 0x68, 0x79, 0x8b, 0x9d, 0xb0, 0xc4, 0xd7, 0xec, + 0xff}, + {0x00, 0x0c, 0x1a, 0x29, 0x38, 0x47, 0x57, 0x67, /* 6 */ + 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, + 0xff}, + {0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70, /* 7 */ + 0x80, 0x90, 0xa0, 0xb0, 0xc0, 0xd0, 0xe0, 0xf0, + 0xff}, + {0x00, 0x15, 0x27, 0x38, 0x49, 0x59, 0x69, 0x79, /* 8 */ + 0x88, 0x97, 0xa7, 0xb6, 0xc4, 0xd3, 0xe2, 0xf0, + 0xff}, + {0x00, 0x1c, 0x30, 0x43, 0x54, 0x65, 0x75, 0x84, /* 9 */ + 0x93, 0xa1, 0xb0, 0xbd, 0xca, 0xd8, 0xe5, 0xf2, + 0xff}, + {0x00, 0x24, 0x3b, 0x4f, 0x60, 0x70, 0x80, 0x8e, /* 10 */ + 0x9c, 0xaa, 0xb7, 0xc4, 0xd0, 0xdc, 0xe8, 0xf3, + 0xff}, + {0x00, 0x2a, 0x3c, 0x5d, 0x6e, 0x7e, 0x8d, 0x9b, /* 11 */ + 0xa8, 0xb4, 0xc0, 0xcb, 0xd6, 0xe1, 0xeb, 0xf5, + 0xff}, + {0x00, 0x3f, 0x5a, 0x6e, 0x7f, 0x8e, 0x9c, 0xa8, /* 12 */ + 0xb4, 0xbf, 0xc9, 0xd3, 0xdc, 0xe5, 0xee, 0xf6, + 0xff}, + {0x00, 0x54, 0x6f, 0x83, 0x93, 0xa0, 0xad, 0xb7, /* 13 */ + 0xc2, 0xcb, 0xd4, 0xdc, 0xe4, 0xeb, 0xf2, 0xf9, + 0xff}, + {0x00, 0x6e, 0x88, 0x9a, 0xa8, 0xb3, 0xbd, 0xc6, /* 14 */ + 0xcf, 0xd6, 0xdd, 0xe3, 0xe9, 0xef, 0xf4, 0xfa, + 0xff}, + {0x00, 0x93, 0xa8, 0xb7, 0xc1, 0xca, 0xd2, 0xd8, /* 15 */ + 0xde, 0xe3, 0xe8, 0xed, 0xf1, 0xf5, 0xf8, 0xfc, + 0xff} +}; + +static const u8 tas5130a_sensor_init[][8] = { + {0x62, 0x08, 0x63, 0x70, 0x64, 0x1d, 0x60, 0x09}, + {0x62, 0x20, 0x63, 0x01, 0x64, 0x02, 0x60, 0x09}, + {0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09}, +}; + +static u8 sensor_reset[] = {0x61, 0x68, 0x62, 0xff, 0x60, 0x07}; + +/* read 1 byte */ +static u8 reg_r(struct gspca_dev *gspca_dev, + u16 index) +{ + 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, 1, 500); + return gspca_dev->usb_buf[0]; +} + +static void reg_w(struct gspca_dev *gspca_dev, + u16 index) +{ + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 0, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0, index, + NULL, 0, 500); +} + +static void reg_w_buf(struct gspca_dev *gspca_dev, + const u8 *buffer, u16 len) +{ + if (len <= USB_BUF_SZ) { + memcpy(gspca_dev->usb_buf, buffer, len); + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 0, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0x01, 0, + gspca_dev->usb_buf, len, 500); + } else { + u8 *tmpbuf; + + tmpbuf = kmemdup(buffer, len, GFP_KERNEL); + if (!tmpbuf) { + pr_err("Out of memory\n"); + return; + } + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 0, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0x01, 0, + tmpbuf, len, 500); + kfree(tmpbuf); + } +} + +/* write values to consecutive registers */ +static void reg_w_ixbuf(struct gspca_dev *gspca_dev, + u8 reg, + const u8 *buffer, u16 len) +{ + int i; + u8 *p, *tmpbuf; + + if (len * 2 <= USB_BUF_SZ) { + p = tmpbuf = gspca_dev->usb_buf; + } else { + p = tmpbuf = kmalloc(len * 2, GFP_KERNEL); + if (!tmpbuf) { + pr_err("Out of memory\n"); + return; + } + } + i = len; + while (--i >= 0) { + *p++ = reg++; + *p++ = *buffer++; + } + usb_control_msg(gspca_dev->dev, + usb_sndctrlpipe(gspca_dev->dev, 0), + 0, + USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + 0x01, 0, + tmpbuf, len * 2, 500); + if (len * 2 > USB_BUF_SZ) + kfree(tmpbuf); +} + +static void om6802_sensor_init(struct gspca_dev *gspca_dev) +{ + int i; + const u8 *p; + u8 byte; + u8 val[6] = {0x62, 0, 0x64, 0, 0x60, 0x05}; + static const u8 sensor_init[] = { + 0xdf, 0x6d, + 0xdd, 0x18, + 0x5a, 0xe0, + 0x5c, 0x07, + 0x5d, 0xb0, + 0x5e, 0x1e, + 0x60, 0x71, + 0xef, 0x00, + 0xe9, 0x00, + 0xea, 0x00, + 0x90, 0x24, + 0x91, 0xb2, + 0x82, 0x32, + 0xfd, 0x41, + 0x00 /* table end */ + }; + + reg_w_buf(gspca_dev, sensor_reset, sizeof sensor_reset); + msleep(100); + i = 4; + while (--i > 0) { + byte = reg_r(gspca_dev, 0x0060); + if (!(byte & 0x01)) + break; + msleep(100); + } + byte = reg_r(gspca_dev, 0x0063); + if (byte != 0x17) { + pr_err("Bad sensor reset %02x\n", byte); + /* continue? */ + } + + p = sensor_init; + while (*p != 0) { + val[1] = *p++; + val[3] = *p++; + if (*p == 0) + reg_w(gspca_dev, 0x3c80); + reg_w_buf(gspca_dev, val, sizeof val); + i = 4; + while (--i >= 0) { + msleep(15); + byte = reg_r(gspca_dev, 0x60); + if (!(byte & 0x01)) + break; + } + } + msleep(15); + reg_w(gspca_dev, 0x3c80); +} + +/* this function is called at probe time */ +static int sd_config(struct gspca_dev *gspca_dev, + const struct usb_device_id *id) +{ + struct cam *cam = &gspca_dev->cam; + + cam->cam_mode = vga_mode_t16; + cam->nmodes = ARRAY_SIZE(vga_mode_t16); + + return 0; +} + +static void setbrightness(struct gspca_dev *gspca_dev, s32 brightness) +{ + u8 set6[4] = { 0x8f, 0x24, 0xc3, 0x00 }; + + if (brightness < 7) { + set6[1] = 0x26; + set6[3] = 0x70 - brightness * 0x10; + } else { + set6[3] = 0x00 + ((brightness - 7) * 0x10); + } + + reg_w_buf(gspca_dev, set6, sizeof set6); +} + +static void setcontrast(struct gspca_dev *gspca_dev, s32 contrast) +{ + u16 reg_to_write; + + if (contrast < 7) + reg_to_write = 0x8ea9 - contrast * 0x200; + else + reg_to_write = 0x00a9 + (contrast - 7) * 0x200; + + reg_w(gspca_dev, reg_to_write); +} + +static void setcolors(struct gspca_dev *gspca_dev, s32 val) +{ + u16 reg_to_write; + + reg_to_write = 0x80bb + val * 0x100; /* was 0xc0 */ + reg_w(gspca_dev, reg_to_write); +} + +static void setgamma(struct gspca_dev *gspca_dev, s32 val) +{ + PDEBUG(D_CONF, "Gamma: %d", sd->gamma); + reg_w_ixbuf(gspca_dev, 0x90, + gamma_table[val], sizeof gamma_table[0]); +} + +static void setawb_n_RGB(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + u8 all_gain_reg[8] = { + 0x87, 0x00, 0x88, 0x00, 0x89, 0x00, 0x80, 0x00 }; + s32 red_gain, blue_gain, green_gain; + + green_gain = sd->gain->val; + + red_gain = green_gain + sd->red_balance->val; + if (red_gain > 0x40) + red_gain = 0x40; + else if (red_gain < 0x10) + red_gain = 0x10; + + blue_gain = green_gain + sd->blue_balance->val; + if (blue_gain > 0x40) + blue_gain = 0x40; + else if (blue_gain < 0x10) + blue_gain = 0x10; + + all_gain_reg[1] = red_gain; + all_gain_reg[3] = blue_gain; + all_gain_reg[5] = green_gain; + all_gain_reg[7] = sensor_data[sd->sensor].reg80; + if (!sd->awb->val) + all_gain_reg[7] &= ~0x04; /* AWB off */ + + reg_w_buf(gspca_dev, all_gain_reg, sizeof all_gain_reg); +} + +static void setsharpness(struct gspca_dev *gspca_dev, s32 val) +{ + u16 reg_to_write; + + reg_to_write = 0x0aa6 + 0x1000 * val; + + reg_w(gspca_dev, reg_to_write); +} + +static void setfreq(struct gspca_dev *gspca_dev, s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + u8 reg66; + u8 freq[4] = { 0x66, 0x00, 0xa8, 0xe8 }; + + switch (sd->sensor) { + case SENSOR_LT168G: + if (val != 0) + freq[3] = 0xa8; + reg66 = 0x41; + break; + case SENSOR_OM6802: + reg66 = 0xca; + break; + default: + reg66 = 0x40; + break; + } + switch (val) { + case 0: /* no flicker */ + freq[3] = 0xf0; + break; + case 2: /* 60Hz */ + reg66 &= ~0x40; + break; + } + freq[1] = reg66; + + reg_w_buf(gspca_dev, freq, sizeof freq); +} + +/* this function is called at probe and resume time */ +static int sd_init(struct gspca_dev *gspca_dev) +{ + /* some of this registers are not really neded, because + * they are overriden by setbrigthness, setcontrast, etc, + * but wont hurt anyway, and can help someone with similar webcam + * to see the initial parameters.*/ + struct sd *sd = (struct sd *) gspca_dev; + const struct additional_sensor_data *sensor; + int i; + u16 sensor_id; + u8 test_byte = 0; + + static const u8 read_indexs[] = + { 0x0a, 0x0b, 0x66, 0x80, 0x81, 0x8e, 0x8f, 0xa5, + 0xa6, 0xa8, 0xbb, 0xbc, 0xc6, 0x00 }; + static const u8 n1[] = + {0x08, 0x03, 0x09, 0x03, 0x12, 0x04}; + static const u8 n2[] = + {0x08, 0x00}; + + sensor_id = (reg_r(gspca_dev, 0x06) << 8) + | reg_r(gspca_dev, 0x07); + switch (sensor_id & 0xff0f) { + case 0x0801: + PDEBUG(D_PROBE, "sensor tas5130a"); + sd->sensor = SENSOR_TAS5130A; + break; + case 0x0802: + PDEBUG(D_PROBE, "sensor lt168g"); + sd->sensor = SENSOR_LT168G; + break; + case 0x0803: + PDEBUG(D_PROBE, "sensor 'other'"); + sd->sensor = SENSOR_OTHER; + break; + case 0x0807: + PDEBUG(D_PROBE, "sensor om6802"); + sd->sensor = SENSOR_OM6802; + break; + default: + pr_err("unknown sensor %04x\n", sensor_id); + return -EINVAL; + } + + if (sd->sensor == SENSOR_OM6802) { + reg_w_buf(gspca_dev, n1, sizeof n1); + i = 5; + while (--i >= 0) { + reg_w_buf(gspca_dev, sensor_reset, sizeof sensor_reset); + test_byte = reg_r(gspca_dev, 0x0063); + msleep(100); + if (test_byte == 0x17) + break; /* OK */ + } + if (i < 0) { + pr_err("Bad sensor reset %02x\n", test_byte); + return -EIO; + } + reg_w_buf(gspca_dev, n2, sizeof n2); + } + + i = 0; + while (read_indexs[i] != 0x00) { + test_byte = reg_r(gspca_dev, read_indexs[i]); + PDEBUG(D_STREAM, "Reg 0x%02x = 0x%02x", read_indexs[i], + test_byte); + i++; + } + + sensor = &sensor_data[sd->sensor]; + reg_w_buf(gspca_dev, sensor->n3, sizeof sensor->n3); + reg_w_buf(gspca_dev, sensor->n4, sensor->n4sz); + + if (sd->sensor == SENSOR_LT168G) { + test_byte = reg_r(gspca_dev, 0x80); + PDEBUG(D_STREAM, "Reg 0x%02x = 0x%02x", 0x80, + test_byte); + reg_w(gspca_dev, 0x6c80); + } + + reg_w_ixbuf(gspca_dev, 0xd0, sensor->data1, sizeof sensor->data1); + reg_w_ixbuf(gspca_dev, 0xc7, sensor->data2, sizeof sensor->data2); + reg_w_ixbuf(gspca_dev, 0xe0, sensor->data3, sizeof sensor->data3); + + reg_w(gspca_dev, (sensor->reg80 << 8) + 0x80); + reg_w(gspca_dev, (sensor->reg80 << 8) + 0x80); + reg_w(gspca_dev, (sensor->reg8e << 8) + 0x8e); + reg_w(gspca_dev, (0x20 << 8) + 0x87); + reg_w(gspca_dev, (0x20 << 8) + 0x88); + reg_w(gspca_dev, (0x20 << 8) + 0x89); + + reg_w_buf(gspca_dev, sensor->data5, sizeof sensor->data5); + reg_w_buf(gspca_dev, sensor->nset8, sizeof sensor->nset8); + reg_w_buf(gspca_dev, sensor->stream, sizeof sensor->stream); + + if (sd->sensor == SENSOR_LT168G) { + test_byte = reg_r(gspca_dev, 0x80); + PDEBUG(D_STREAM, "Reg 0x%02x = 0x%02x", 0x80, + test_byte); + reg_w(gspca_dev, 0x6c80); + } + + reg_w_ixbuf(gspca_dev, 0xd0, sensor->data1, sizeof sensor->data1); + reg_w_ixbuf(gspca_dev, 0xc7, sensor->data2, sizeof sensor->data2); + reg_w_ixbuf(gspca_dev, 0xe0, sensor->data3, sizeof sensor->data3); + + return 0; +} + +static void setmirror(struct gspca_dev *gspca_dev, s32 val) +{ + u8 hflipcmd[8] = + {0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09}; + + if (val) + hflipcmd[3] = 0x01; + + reg_w_buf(gspca_dev, hflipcmd, sizeof hflipcmd); +} + +static void seteffect(struct gspca_dev *gspca_dev, s32 val) +{ + int idx = 0; + + switch (val) { + case V4L2_COLORFX_NONE: + break; + case V4L2_COLORFX_BW: + idx = 2; + break; + case V4L2_COLORFX_SEPIA: + idx = 3; + break; + case V4L2_COLORFX_SKETCH: + idx = 4; + break; + case V4L2_COLORFX_NEGATIVE: + idx = 6; + break; + default: + break; + } + + reg_w_buf(gspca_dev, effects_table[idx], + sizeof effects_table[0]); + + if (val == V4L2_COLORFX_SKETCH) + reg_w(gspca_dev, 0x4aa6); + else + reg_w(gspca_dev, 0xfaa6); +} + +/* Is this really needed? + * i added some module parameters for test with some users */ +static void poll_sensor(struct gspca_dev *gspca_dev) +{ + static const u8 poll1[] = + {0x67, 0x05, 0x68, 0x81, 0x69, 0x80, 0x6a, 0x82, + 0x6b, 0x68, 0x6c, 0x69, 0x72, 0xd9, 0x73, 0x34, + 0x74, 0x32, 0x75, 0x92, 0x76, 0x00, 0x09, 0x01, + 0x60, 0x14}; + static const u8 poll2[] = + {0x67, 0x02, 0x68, 0x71, 0x69, 0x72, 0x72, 0xa9, + 0x73, 0x02, 0x73, 0x02, 0x60, 0x14}; + static const u8 noise03[] = /* (some differences / ms-drv) */ + {0xa6, 0x0a, 0xea, 0xcf, 0xbe, 0x26, 0xb1, 0x5f, + 0xa1, 0xb1, 0xda, 0x6b, 0xdb, 0x98, 0xdf, 0x0c, + 0xc2, 0x80, 0xc3, 0x10}; + + PDEBUG(D_STREAM, "[Sensor requires polling]"); + reg_w_buf(gspca_dev, poll1, sizeof poll1); + reg_w_buf(gspca_dev, poll2, sizeof poll2); + reg_w_buf(gspca_dev, noise03, sizeof noise03); +} + +static int sd_start(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + const struct additional_sensor_data *sensor; + int i, mode; + u8 t2[] = { 0x07, 0x00, 0x0d, 0x60, 0x0e, 0x80 }; + static const u8 t3[] = + { 0x07, 0x00, 0x88, 0x02, 0x06, 0x00, 0xe7, 0x01 }; + + mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv; + switch (mode) { + case 0: /* 640x480 (0x00) */ + break; + case 1: /* 352x288 */ + t2[1] = 0x40; + break; + case 2: /* 320x240 */ + t2[1] = 0x10; + break; + case 3: /* 176x144 */ + t2[1] = 0x50; + break; + default: +/* case 4: * 160x120 */ + t2[1] = 0x20; + break; + } + + switch (sd->sensor) { + case SENSOR_OM6802: + om6802_sensor_init(gspca_dev); + break; + case SENSOR_TAS5130A: + i = 0; + for (;;) { + reg_w_buf(gspca_dev, tas5130a_sensor_init[i], + sizeof tas5130a_sensor_init[0]); + if (i >= ARRAY_SIZE(tas5130a_sensor_init) - 1) + break; + i++; + } + reg_w(gspca_dev, 0x3c80); + /* just in case and to keep sync with logs (for mine) */ + reg_w_buf(gspca_dev, tas5130a_sensor_init[i], + sizeof tas5130a_sensor_init[0]); + reg_w(gspca_dev, 0x3c80); + break; + } + sensor = &sensor_data[sd->sensor]; + setfreq(gspca_dev, v4l2_ctrl_g_ctrl(sd->freq)); + reg_r(gspca_dev, 0x0012); + reg_w_buf(gspca_dev, t2, sizeof t2); + reg_w_ixbuf(gspca_dev, 0xb3, t3, sizeof t3); + reg_w(gspca_dev, 0x0013); + msleep(15); + reg_w_buf(gspca_dev, sensor->stream, sizeof sensor->stream); + reg_w_buf(gspca_dev, sensor->stream, sizeof sensor->stream); + + if (sd->sensor == SENSOR_OM6802) + poll_sensor(gspca_dev); + + return 0; +} + +static void sd_stopN(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + + reg_w_buf(gspca_dev, sensor_data[sd->sensor].stream, + sizeof sensor_data[sd->sensor].stream); + reg_w_buf(gspca_dev, sensor_data[sd->sensor].stream, + sizeof sensor_data[sd->sensor].stream); + if (sd->sensor == SENSOR_OM6802) { + msleep(20); + reg_w(gspca_dev, 0x0309); + } +#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) + /* If the last button state is pressed, release it now! */ + if (sd->button_pressed) { + input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0); + input_sync(gspca_dev->input_dev); + sd->button_pressed = 0; + } +#endif +} + +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; + int pkt_type; + + if (data[0] == 0x5a) { +#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) + if (len > 20) { + u8 state = (data[20] & 0x80) ? 1 : 0; + if (sd->button_pressed != state) { + input_report_key(gspca_dev->input_dev, + KEY_CAMERA, state); + input_sync(gspca_dev->input_dev); + sd->button_pressed = state; + } + } +#endif + /* Control Packet, after this came the header again, + * but extra bytes came in the packet before this, + * sometimes an EOF arrives, sometimes not... */ + return; + } + data += 2; + len -= 2; + if (data[0] == 0xff && data[1] == 0xd8) + pkt_type = FIRST_PACKET; + else if (data[len - 2] == 0xff && data[len - 1] == 0xd9) + pkt_type = LAST_PACKET; + else + pkt_type = INTER_PACKET; + gspca_frame_add(gspca_dev, pkt_type, data, len); +} + +static int sd_g_volatile_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; + s32 red_gain, blue_gain, green_gain; + + gspca_dev->usb_err = 0; + + switch (ctrl->id) { + case V4L2_CID_AUTO_WHITE_BALANCE: + red_gain = reg_r(gspca_dev, 0x0087); + if (red_gain > 0x40) + red_gain = 0x40; + else if (red_gain < 0x10) + red_gain = 0x10; + + blue_gain = reg_r(gspca_dev, 0x0088); + if (blue_gain > 0x40) + blue_gain = 0x40; + else if (blue_gain < 0x10) + blue_gain = 0x10; + + green_gain = reg_r(gspca_dev, 0x0089); + if (green_gain > 0x40) + green_gain = 0x40; + else if (green_gain < 0x10) + green_gain = 0x10; + + sd->gain->val = green_gain; + sd->red_balance->val = red_gain - green_gain; + sd->blue_balance->val = blue_gain - green_gain; + break; + } + return 0; +} + +static int sd_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct gspca_dev *gspca_dev = + container_of(ctrl->handler, struct gspca_dev, ctrl_handler); + + 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: + setcontrast(gspca_dev, ctrl->val); + break; + case V4L2_CID_SATURATION: + setcolors(gspca_dev, ctrl->val); + break; + case V4L2_CID_GAMMA: + setgamma(gspca_dev, ctrl->val); + break; + case V4L2_CID_HFLIP: + setmirror(gspca_dev, ctrl->val); + break; + case V4L2_CID_SHARPNESS: + setsharpness(gspca_dev, ctrl->val); + break; + case V4L2_CID_POWER_LINE_FREQUENCY: + setfreq(gspca_dev, ctrl->val); + break; + case V4L2_CID_BACKLIGHT_COMPENSATION: + reg_w(gspca_dev, ctrl->val ? 0xf48e : 0xb48e); + break; + case V4L2_CID_AUTO_WHITE_BALANCE: + setawb_n_RGB(gspca_dev); + break; + case V4L2_CID_COLORFX: + seteffect(gspca_dev, ctrl->val); + break; + } + return gspca_dev->usb_err; +} + +static const struct v4l2_ctrl_ops sd_ctrl_ops = { + .g_volatile_ctrl = sd_g_volatile_ctrl, + .s_ctrl = sd_s_ctrl, +}; + +static int sd_init_controls(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, 12); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_BRIGHTNESS, 0, 14, 1, 8); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_CONTRAST, 0, 0x0d, 1, 7); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_SATURATION, 0, 0xf, 1, 5); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_GAMMA, 0, GAMMA_MAX, 1, 10); + /* Activate lowlight, some apps dont bring up the + backlight_compensation control) */ + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_BACKLIGHT_COMPENSATION, 0, 1, 1, 1); + if (sd->sensor == SENSOR_TAS5130A) + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + sd->awb = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1); + sd->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_GAIN, 0x10, 0x40, 1, 0x20); + sd->blue_balance = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_BLUE_BALANCE, -0x30, 0x30, 1, 0); + sd->red_balance = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_RED_BALANCE, -0x30, 0x30, 1, 0); + v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, + V4L2_CID_SHARPNESS, 0, 15, 1, 6); + v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops, + V4L2_CID_COLORFX, V4L2_COLORFX_SKETCH, + ~((1 << V4L2_COLORFX_NONE) | + (1 << V4L2_COLORFX_BW) | + (1 << V4L2_COLORFX_SEPIA) | + (1 << V4L2_COLORFX_SKETCH) | + (1 << V4L2_COLORFX_NEGATIVE)), + V4L2_COLORFX_NONE); + sd->freq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops, + V4L2_CID_POWER_LINE_FREQUENCY, + V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 1, + V4L2_CID_POWER_LINE_FREQUENCY_50HZ); + + if (hdl->error) { + pr_err("Could not initialize controls\n"); + return hdl->error; + } + + v4l2_ctrl_auto_cluster(4, &sd->awb, 0, true); + + return 0; +} + +/* sub-driver description */ +static const struct sd_desc sd_desc = { + .name = MODULE_NAME, + .config = sd_config, + .init = sd_init, + .init_controls = sd_init_controls, + .start = sd_start, + .stopN = sd_stopN, + .pkt_scan = sd_pkt_scan, +#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) + .other_input = 1, +#endif +}; + +/* -- module initialisation -- */ +static const struct usb_device_id device_table[] = { + {USB_DEVICE(0x17a1, 0x0128)}, + {} +}; +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, + .reset_resume = gspca_resume, +#endif +}; + +module_usb_driver(sd_driver); 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