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path: root/drivers/media/video/gspca/ov534.c
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Diffstat (limited to 'drivers/media/video/gspca/ov534.c')
-rw-r--r--drivers/media/video/gspca/ov534.c1544
1 files changed, 0 insertions, 1544 deletions
diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c
deleted file mode 100644
index bb09d78..0000000
--- a/drivers/media/video/gspca/ov534.c
+++ /dev/null
@@ -1,1544 +0,0 @@
-/*
- * ov534-ov7xxx gspca driver
- *
- * Copyright (C) 2008 Antonio Ospite <ospite@studenti.unina.it>
- * Copyright (C) 2008 Jim Paris <jim@jtan.com>
- * Copyright (C) 2009 Jean-Francois Moine http://moinejf.free.fr
- *
- * Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
- * USB protocol reverse engineered by Jim Paris <jim@jtan.com>
- * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
- *
- * PS3 Eye camera enhanced by Richard Kaswy http://kaswy.free.fr
- * PS3 Eye camera - brightness, contrast, awb, agc, aec controls
- * added by Max Thrun <bear24rw@gmail.com>
- *
- * 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 "ov534"
-
-#include "gspca.h"
-
-#include <linux/fixp-arith.h>
-#include <media/v4l2-ctrls.h>
-
-#define OV534_REG_ADDRESS 0xf1 /* sensor address */
-#define OV534_REG_SUBADDR 0xf2
-#define OV534_REG_WRITE 0xf3
-#define OV534_REG_READ 0xf4
-#define OV534_REG_OPERATION 0xf5
-#define OV534_REG_STATUS 0xf6
-
-#define OV534_OP_WRITE_3 0x37
-#define OV534_OP_WRITE_2 0x33
-#define OV534_OP_READ_2 0xf9
-
-#define CTRL_TIMEOUT 500
-
-MODULE_AUTHOR("Antonio Ospite <ospite@studenti.unina.it>");
-MODULE_DESCRIPTION("GSPCA/OV534 USB Camera Driver");
-MODULE_LICENSE("GPL");
-
-/* specific webcam descriptor */
-struct sd {
- struct gspca_dev gspca_dev; /* !! must be the first item */
-
- struct v4l2_ctrl_handler ctrl_handler;
- struct v4l2_ctrl *hue;
- struct v4l2_ctrl *saturation;
- struct v4l2_ctrl *brightness;
- struct v4l2_ctrl *contrast;
- struct { /* gain control cluster */
- struct v4l2_ctrl *autogain;
- struct v4l2_ctrl *gain;
- };
- struct v4l2_ctrl *autowhitebalance;
- struct { /* exposure control cluster */
- struct v4l2_ctrl *autoexposure;
- struct v4l2_ctrl *exposure;
- };
- struct v4l2_ctrl *sharpness;
- struct v4l2_ctrl *hflip;
- struct v4l2_ctrl *vflip;
- struct v4l2_ctrl *plfreq;
-
- __u32 last_pts;
- u16 last_fid;
- u8 frame_rate;
-
- u8 sensor;
-};
-enum sensors {
- SENSOR_OV767x,
- SENSOR_OV772x,
- NSENSORS
-};
-
-static int sd_start(struct gspca_dev *gspca_dev);
-static void sd_stopN(struct gspca_dev *gspca_dev);
-
-
-static const struct v4l2_pix_format ov772x_mode[] = {
- {320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 320 * 2,
- .sizeimage = 320 * 240 * 2,
- .colorspace = V4L2_COLORSPACE_SRGB,
- .priv = 1},
- {640, 480, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 640 * 2,
- .sizeimage = 640 * 480 * 2,
- .colorspace = V4L2_COLORSPACE_SRGB,
- .priv = 0},
-};
-static const struct v4l2_pix_format ov767x_mode[] = {
- {320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 320,
- .sizeimage = 320 * 240 * 3 / 8 + 590,
- .colorspace = V4L2_COLORSPACE_JPEG},
- {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 640,
- .sizeimage = 640 * 480 * 3 / 8 + 590,
- .colorspace = V4L2_COLORSPACE_JPEG},
-};
-
-static const u8 qvga_rates[] = {125, 100, 75, 60, 50, 40, 30};
-static const u8 vga_rates[] = {60, 50, 40, 30, 15};
-
-static const struct framerates ov772x_framerates[] = {
- { /* 320x240 */
- .rates = qvga_rates,
- .nrates = ARRAY_SIZE(qvga_rates),
- },
- { /* 640x480 */
- .rates = vga_rates,
- .nrates = ARRAY_SIZE(vga_rates),
- },
-};
-
-struct reg_array {
- const u8 (*val)[2];
- int len;
-};
-
-static const u8 bridge_init_767x[][2] = {
-/* comments from the ms-win file apollo7670.set */
-/* str1 */
- {0xf1, 0x42},
- {0x88, 0xf8},
- {0x89, 0xff},
- {0x76, 0x03},
- {0x92, 0x03},
- {0x95, 0x10},
- {0xe2, 0x00},
- {0xe7, 0x3e},
- {0x8d, 0x1c},
- {0x8e, 0x00},
- {0x8f, 0x00},
- {0x1f, 0x00},
- {0xc3, 0xf9},
- {0x89, 0xff},
- {0x88, 0xf8},
- {0x76, 0x03},
- {0x92, 0x01},
- {0x93, 0x18},
- {0x1c, 0x00},
- {0x1d, 0x48},
- {0x1d, 0x00},
- {0x1d, 0xff},
- {0x1d, 0x02},
- {0x1d, 0x58},
- {0x1d, 0x00},
- {0x1c, 0x0a},
- {0x1d, 0x0a},
- {0x1d, 0x0e},
- {0xc0, 0x50}, /* HSize 640 */
- {0xc1, 0x3c}, /* VSize 480 */
- {0x34, 0x05}, /* enable Audio Suspend mode */
- {0xc2, 0x0c}, /* Input YUV */
- {0xc3, 0xf9}, /* enable PRE */
- {0x34, 0x05}, /* enable Audio Suspend mode */
- {0xe7, 0x2e}, /* this solves failure of "SuspendResumeTest" */
- {0x31, 0xf9}, /* enable 1.8V Suspend */
- {0x35, 0x02}, /* turn on JPEG */
- {0xd9, 0x10},
- {0x25, 0x42}, /* GPIO[8]:Input */
- {0x94, 0x11}, /* If the default setting is loaded when
- * system boots up, this flag is closed here */
-};
-static const u8 sensor_init_767x[][2] = {
- {0x12, 0x80},
- {0x11, 0x03},
- {0x3a, 0x04},
- {0x12, 0x00},
- {0x17, 0x13},
- {0x18, 0x01},
- {0x32, 0xb6},
- {0x19, 0x02},
- {0x1a, 0x7a},
- {0x03, 0x0a},
- {0x0c, 0x00},
- {0x3e, 0x00},
- {0x70, 0x3a},
- {0x71, 0x35},
- {0x72, 0x11},
- {0x73, 0xf0},
- {0xa2, 0x02},
- {0x7a, 0x2a}, /* set Gamma=1.6 below */
- {0x7b, 0x12},
- {0x7c, 0x1d},
- {0x7d, 0x2d},
- {0x7e, 0x45},
- {0x7f, 0x50},
- {0x80, 0x59},
- {0x81, 0x62},
- {0x82, 0x6b},
- {0x83, 0x73},
- {0x84, 0x7b},
- {0x85, 0x8a},
- {0x86, 0x98},
- {0x87, 0xb2},
- {0x88, 0xca},
- {0x89, 0xe0},
- {0x13, 0xe0},
- {0x00, 0x00},
- {0x10, 0x00},
- {0x0d, 0x40},
- {0x14, 0x38}, /* gain max 16x */
- {0xa5, 0x05},
- {0xab, 0x07},
- {0x24, 0x95},
- {0x25, 0x33},
- {0x26, 0xe3},
- {0x9f, 0x78},
- {0xa0, 0x68},
- {0xa1, 0x03},
- {0xa6, 0xd8},
- {0xa7, 0xd8},
- {0xa8, 0xf0},
- {0xa9, 0x90},
- {0xaa, 0x94},
- {0x13, 0xe5},
- {0x0e, 0x61},
- {0x0f, 0x4b},
- {0x16, 0x02},
- {0x21, 0x02},
- {0x22, 0x91},
- {0x29, 0x07},
- {0x33, 0x0b},
- {0x35, 0x0b},
- {0x37, 0x1d},
- {0x38, 0x71},
- {0x39, 0x2a},
- {0x3c, 0x78},
- {0x4d, 0x40},
- {0x4e, 0x20},
- {0x69, 0x00},
- {0x6b, 0x4a},
- {0x74, 0x10},
- {0x8d, 0x4f},
- {0x8e, 0x00},
- {0x8f, 0x00},
- {0x90, 0x00},
- {0x91, 0x00},
- {0x96, 0x00},
- {0x9a, 0x80},
- {0xb0, 0x84},
- {0xb1, 0x0c},
- {0xb2, 0x0e},
- {0xb3, 0x82},
- {0xb8, 0x0a},
- {0x43, 0x0a},
- {0x44, 0xf0},
- {0x45, 0x34},
- {0x46, 0x58},
- {0x47, 0x28},
- {0x48, 0x3a},
- {0x59, 0x88},
- {0x5a, 0x88},
- {0x5b, 0x44},
- {0x5c, 0x67},
- {0x5d, 0x49},
- {0x5e, 0x0e},
- {0x6c, 0x0a},
- {0x6d, 0x55},
- {0x6e, 0x11},
- {0x6f, 0x9f},
- {0x6a, 0x40},
- {0x01, 0x40},
- {0x02, 0x40},
- {0x13, 0xe7},
- {0x4f, 0x80},
- {0x50, 0x80},
- {0x51, 0x00},
- {0x52, 0x22},
- {0x53, 0x5e},
- {0x54, 0x80},
- {0x58, 0x9e},
- {0x41, 0x08},
- {0x3f, 0x00},
- {0x75, 0x04},
- {0x76, 0xe1},
- {0x4c, 0x00},
- {0x77, 0x01},
- {0x3d, 0xc2},
- {0x4b, 0x09},
- {0xc9, 0x60},
- {0x41, 0x38}, /* jfm: auto sharpness + auto de-noise */
- {0x56, 0x40},
- {0x34, 0x11},
- {0x3b, 0xc2},
- {0xa4, 0x8a}, /* Night mode trigger point */
- {0x96, 0x00},
- {0x97, 0x30},
- {0x98, 0x20},
- {0x99, 0x20},
- {0x9a, 0x84},
- {0x9b, 0x29},
- {0x9c, 0x03},
- {0x9d, 0x4c},
- {0x9e, 0x3f},
- {0x78, 0x04},
- {0x79, 0x01},
- {0xc8, 0xf0},
- {0x79, 0x0f},
- {0xc8, 0x00},
- {0x79, 0x10},
- {0xc8, 0x7e},
- {0x79, 0x0a},
- {0xc8, 0x80},
- {0x79, 0x0b},
- {0xc8, 0x01},
- {0x79, 0x0c},
- {0xc8, 0x0f},
- {0x79, 0x0d},
- {0xc8, 0x20},
- {0x79, 0x09},
- {0xc8, 0x80},
- {0x79, 0x02},
- {0xc8, 0xc0},
- {0x79, 0x03},
- {0xc8, 0x20},
- {0x79, 0x26},
-};
-static const u8 bridge_start_vga_767x[][2] = {
-/* str59 JPG */
- {0x94, 0xaa},
- {0xf1, 0x42},
- {0xe5, 0x04},
- {0xc0, 0x50},
- {0xc1, 0x3c},
- {0xc2, 0x0c},
- {0x35, 0x02}, /* turn on JPEG */
- {0xd9, 0x10},
- {0xda, 0x00}, /* for higher clock rate(30fps) */
- {0x34, 0x05}, /* enable Audio Suspend mode */
- {0xc3, 0xf9}, /* enable PRE */
- {0x8c, 0x00}, /* CIF VSize LSB[2:0] */
- {0x8d, 0x1c}, /* output YUV */
-/* {0x34, 0x05}, * enable Audio Suspend mode (?) */
- {0x50, 0x00}, /* H/V divider=0 */
- {0x51, 0xa0}, /* input H=640/4 */
- {0x52, 0x3c}, /* input V=480/4 */
- {0x53, 0x00}, /* offset X=0 */
- {0x54, 0x00}, /* offset Y=0 */
- {0x55, 0x00}, /* H/V size[8]=0 */
- {0x57, 0x00}, /* H-size[9]=0 */
- {0x5c, 0x00}, /* output size[9:8]=0 */
- {0x5a, 0xa0}, /* output H=640/4 */
- {0x5b, 0x78}, /* output V=480/4 */
- {0x1c, 0x0a},
- {0x1d, 0x0a},
- {0x94, 0x11},
-};
-static const u8 sensor_start_vga_767x[][2] = {
- {0x11, 0x01},
- {0x1e, 0x04},
- {0x19, 0x02},
- {0x1a, 0x7a},
-};
-static const u8 bridge_start_qvga_767x[][2] = {
-/* str86 JPG */
- {0x94, 0xaa},
- {0xf1, 0x42},
- {0xe5, 0x04},
- {0xc0, 0x80},
- {0xc1, 0x60},
- {0xc2, 0x0c},
- {0x35, 0x02}, /* turn on JPEG */
- {0xd9, 0x10},
- {0xc0, 0x50}, /* CIF HSize 640 */
- {0xc1, 0x3c}, /* CIF VSize 480 */
- {0x8c, 0x00}, /* CIF VSize LSB[2:0] */
- {0x8d, 0x1c}, /* output YUV */
- {0x34, 0x05}, /* enable Audio Suspend mode */
- {0xc2, 0x4c}, /* output YUV and Enable DCW */
- {0xc3, 0xf9}, /* enable PRE */
- {0x1c, 0x00}, /* indirect addressing */
- {0x1d, 0x48}, /* output YUV422 */
- {0x50, 0x89}, /* H/V divider=/2; plus DCW AVG */
- {0x51, 0xa0}, /* DCW input H=640/4 */
- {0x52, 0x78}, /* DCW input V=480/4 */
- {0x53, 0x00}, /* offset X=0 */
- {0x54, 0x00}, /* offset Y=0 */
- {0x55, 0x00}, /* H/V size[8]=0 */
- {0x57, 0x00}, /* H-size[9]=0 */
- {0x5c, 0x00}, /* DCW output size[9:8]=0 */
- {0x5a, 0x50}, /* DCW output H=320/4 */
- {0x5b, 0x3c}, /* DCW output V=240/4 */
- {0x1c, 0x0a},
- {0x1d, 0x0a},
- {0x94, 0x11},
-};
-static const u8 sensor_start_qvga_767x[][2] = {
- {0x11, 0x01},
- {0x1e, 0x04},
- {0x19, 0x02},
- {0x1a, 0x7a},
-};
-
-static const u8 bridge_init_772x[][2] = {
- { 0xc2, 0x0c },
- { 0x88, 0xf8 },
- { 0xc3, 0x69 },
- { 0x89, 0xff },
- { 0x76, 0x03 },
- { 0x92, 0x01 },
- { 0x93, 0x18 },
- { 0x94, 0x10 },
- { 0x95, 0x10 },
- { 0xe2, 0x00 },
- { 0xe7, 0x3e },
-
- { 0x96, 0x00 },
-
- { 0x97, 0x20 },
- { 0x97, 0x20 },
- { 0x97, 0x20 },
- { 0x97, 0x0a },
- { 0x97, 0x3f },
- { 0x97, 0x4a },
- { 0x97, 0x20 },
- { 0x97, 0x15 },
- { 0x97, 0x0b },
-
- { 0x8e, 0x40 },
- { 0x1f, 0x81 },
- { 0x34, 0x05 },
- { 0xe3, 0x04 },
- { 0x88, 0x00 },
- { 0x89, 0x00 },
- { 0x76, 0x00 },
- { 0xe7, 0x2e },
- { 0x31, 0xf9 },
- { 0x25, 0x42 },
- { 0x21, 0xf0 },
-
- { 0x1c, 0x00 },
- { 0x1d, 0x40 },
- { 0x1d, 0x02 }, /* payload size 0x0200 * 4 = 2048 bytes */
- { 0x1d, 0x00 }, /* payload size */
-
- { 0x1d, 0x02 }, /* frame size 0x025800 * 4 = 614400 */
- { 0x1d, 0x58 }, /* frame size */
- { 0x1d, 0x00 }, /* frame size */
-
- { 0x1c, 0x0a },
- { 0x1d, 0x08 }, /* turn on UVC header */
- { 0x1d, 0x0e }, /* .. */
-
- { 0x8d, 0x1c },
- { 0x8e, 0x80 },
- { 0xe5, 0x04 },
-
- { 0xc0, 0x50 },
- { 0xc1, 0x3c },
- { 0xc2, 0x0c },
-};
-static const u8 sensor_init_772x[][2] = {
- { 0x12, 0x80 },
- { 0x11, 0x01 },
-/*fixme: better have a delay?*/
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
- { 0x11, 0x01 },
-
- { 0x3d, 0x03 },
- { 0x17, 0x26 },
- { 0x18, 0xa0 },
- { 0x19, 0x07 },
- { 0x1a, 0xf0 },
- { 0x32, 0x00 },
- { 0x29, 0xa0 },
- { 0x2c, 0xf0 },
- { 0x65, 0x20 },
- { 0x11, 0x01 },
- { 0x42, 0x7f },
- { 0x63, 0xaa }, /* AWB - was e0 */
- { 0x64, 0xff },
- { 0x66, 0x00 },
- { 0x13, 0xf0 }, /* com8 */
- { 0x0d, 0x41 },
- { 0x0f, 0xc5 },
- { 0x14, 0x11 },
-
- { 0x22, 0x7f },
- { 0x23, 0x03 },
- { 0x24, 0x40 },
- { 0x25, 0x30 },
- { 0x26, 0xa1 },
- { 0x2a, 0x00 },
- { 0x2b, 0x00 },
- { 0x6b, 0xaa },
- { 0x13, 0xff }, /* AWB */
-
- { 0x90, 0x05 },
- { 0x91, 0x01 },
- { 0x92, 0x03 },
- { 0x93, 0x00 },
- { 0x94, 0x60 },
- { 0x95, 0x3c },
- { 0x96, 0x24 },
- { 0x97, 0x1e },
- { 0x98, 0x62 },
- { 0x99, 0x80 },
- { 0x9a, 0x1e },
- { 0x9b, 0x08 },
- { 0x9c, 0x20 },
- { 0x9e, 0x81 },
-
- { 0xa6, 0x07 },
- { 0x7e, 0x0c },
- { 0x7f, 0x16 },
- { 0x80, 0x2a },
- { 0x81, 0x4e },
- { 0x82, 0x61 },
- { 0x83, 0x6f },
- { 0x84, 0x7b },
- { 0x85, 0x86 },
- { 0x86, 0x8e },
- { 0x87, 0x97 },
- { 0x88, 0xa4 },
- { 0x89, 0xaf },
- { 0x8a, 0xc5 },
- { 0x8b, 0xd7 },
- { 0x8c, 0xe8 },
- { 0x8d, 0x20 },
-
- { 0x0c, 0x90 },
-
- { 0x2b, 0x00 },
- { 0x22, 0x7f },
- { 0x23, 0x03 },
- { 0x11, 0x01 },
- { 0x0c, 0xd0 },
- { 0x64, 0xff },
- { 0x0d, 0x41 },
-
- { 0x14, 0x41 },
- { 0x0e, 0xcd },
- { 0xac, 0xbf },
- { 0x8e, 0x00 }, /* De-noise threshold */
- { 0x0c, 0xd0 }
-};
-static const u8 bridge_start_vga_772x[][2] = {
- {0x1c, 0x00},
- {0x1d, 0x40},
- {0x1d, 0x02},
- {0x1d, 0x00},
- {0x1d, 0x02},
- {0x1d, 0x58},
- {0x1d, 0x00},
- {0xc0, 0x50},
- {0xc1, 0x3c},
-};
-static const u8 sensor_start_vga_772x[][2] = {
- {0x12, 0x00},
- {0x17, 0x26},
- {0x18, 0xa0},
- {0x19, 0x07},
- {0x1a, 0xf0},
- {0x29, 0xa0},
- {0x2c, 0xf0},
- {0x65, 0x20},
-};
-static const u8 bridge_start_qvga_772x[][2] = {
- {0x1c, 0x00},
- {0x1d, 0x40},
- {0x1d, 0x02},
- {0x1d, 0x00},
- {0x1d, 0x01},
- {0x1d, 0x4b},
- {0x1d, 0x00},
- {0xc0, 0x28},
- {0xc1, 0x1e},
-};
-static const u8 sensor_start_qvga_772x[][2] = {
- {0x12, 0x40},
- {0x17, 0x3f},
- {0x18, 0x50},
- {0x19, 0x03},
- {0x1a, 0x78},
- {0x29, 0x50},
- {0x2c, 0x78},
- {0x65, 0x2f},
-};
-
-static void ov534_reg_write(struct gspca_dev *gspca_dev, u16 reg, u8 val)
-{
- struct usb_device *udev = gspca_dev->dev;
- int ret;
-
- if (gspca_dev->usb_err < 0)
- return;
-
- PDEBUG(D_USBO, "SET 01 0000 %04x %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) {
- pr_err("write failed %d\n", ret);
- gspca_dev->usb_err = ret;
- }
-}
-
-static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
-{
- struct usb_device *udev = gspca_dev->dev;
- int ret;
-
- if (gspca_dev->usb_err < 0)
- return 0;
- 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, "GET 01 0000 %04x %02x", reg, gspca_dev->usb_buf[0]);
- if (ret < 0) {
- pr_err("read failed %d\n", ret);
- gspca_dev->usb_err = ret;
- }
- 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++) {
- msleep(10);
- 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, "sccb write: %02x %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)) {
- pr_err("sccb_reg_write failed\n");
- gspca_dev->usb_err = -EIO;
- }
-}
-
-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))
- pr_err("sccb_reg_read failed 1\n");
-
- ov534_reg_write(gspca_dev, OV534_REG_OPERATION, OV534_OP_READ_2);
- if (!sccb_check_status(gspca_dev))
- pr_err("sccb_reg_read failed 2\n");
-
- 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 (sd->sensor != SENSOR_OV772x)
- return;
- 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 sethue(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- if (sd->sensor == SENSOR_OV767x) {
- /* TBD */
- } else {
- s16 huesin;
- s16 huecos;
-
- /* fixp_sin and fixp_cos accept only positive values, while
- * our val is between -90 and 90
- */
- val += 360;
-
- /* According to the datasheet the registers expect HUESIN and
- * HUECOS to be the result of the trigonometric functions,
- * scaled by 0x80.
- *
- * The 0x100 here represents the maximun absolute value
- * returned byt fixp_sin and fixp_cos, so the scaling will
- * consider the result like in the interval [-1.0, 1.0].
- */
- huesin = fixp_sin(val) * 0x80 / 0x100;
- huecos = fixp_cos(val) * 0x80 / 0x100;
-
- if (huesin < 0) {
- sccb_reg_write(gspca_dev, 0xab,
- sccb_reg_read(gspca_dev, 0xab) | 0x2);
- huesin = -huesin;
- } else {
- sccb_reg_write(gspca_dev, 0xab,
- sccb_reg_read(gspca_dev, 0xab) & ~0x2);
-
- }
- sccb_reg_write(gspca_dev, 0xa9, (u8)huecos);
- sccb_reg_write(gspca_dev, 0xaa, (u8)huesin);
- }
-}
-
-static void setsaturation(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- if (sd->sensor == SENSOR_OV767x) {
- int i;
- static u8 color_tb[][6] = {
- {0x42, 0x42, 0x00, 0x11, 0x30, 0x41},
- {0x52, 0x52, 0x00, 0x16, 0x3c, 0x52},
- {0x66, 0x66, 0x00, 0x1b, 0x4b, 0x66},
- {0x80, 0x80, 0x00, 0x22, 0x5e, 0x80},
- {0x9a, 0x9a, 0x00, 0x29, 0x71, 0x9a},
- {0xb8, 0xb8, 0x00, 0x31, 0x87, 0xb8},
- {0xdd, 0xdd, 0x00, 0x3b, 0xa2, 0xdd},
- };
-
- for (i = 0; i < ARRAY_SIZE(color_tb[0]); i++)
- sccb_reg_write(gspca_dev, 0x4f + i, color_tb[val][i]);
- } else {
- sccb_reg_write(gspca_dev, 0xa7, val); /* U saturation */
- sccb_reg_write(gspca_dev, 0xa8, val); /* V saturation */
- }
-}
-
-static void setbrightness(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- if (sd->sensor == SENSOR_OV767x) {
- if (val < 0)
- val = 0x80 - val;
- sccb_reg_write(gspca_dev, 0x55, val); /* bright */
- } else {
- sccb_reg_write(gspca_dev, 0x9b, val);
- }
-}
-
-static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- if (sd->sensor == SENSOR_OV767x)
- sccb_reg_write(gspca_dev, 0x56, val); /* contras */
- else
- sccb_reg_write(gspca_dev, 0x9c, val);
-}
-
-static void setgain(struct gspca_dev *gspca_dev, s32 val)
-{
- 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 s32 getgain(struct gspca_dev *gspca_dev)
-{
- return sccb_reg_read(gspca_dev, 0x00);
-}
-
-static void setexposure(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- if (sd->sensor == SENSOR_OV767x) {
-
- /* set only aec[9:2] */
- sccb_reg_write(gspca_dev, 0x10, val); /* aech */
- } else {
-
- /* '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
- */
- sccb_reg_write(gspca_dev, 0x08, val >> 7);
- sccb_reg_write(gspca_dev, 0x10, val << 1);
- }
-}
-
-static s32 getexposure(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- if (sd->sensor == SENSOR_OV767x) {
- /* get only aec[9:2] */
- return sccb_reg_read(gspca_dev, 0x10); /* aech */
- } else {
- u8 hi = sccb_reg_read(gspca_dev, 0x08);
- u8 lo = sccb_reg_read(gspca_dev, 0x10);
- return (hi << 8 | lo) >> 1;
- }
-}
-
-static void setagc(struct gspca_dev *gspca_dev, s32 val)
-{
- if (val) {
- 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);
- }
-}
-
-static void setawb(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- if (val) {
- sccb_reg_write(gspca_dev, 0x13,
- sccb_reg_read(gspca_dev, 0x13) | 0x02);
- if (sd->sensor == SENSOR_OV772x)
- 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);
- if (sd->sensor == SENSOR_OV772x)
- sccb_reg_write(gspca_dev, 0x63,
- sccb_reg_read(gspca_dev, 0x63) & ~0xc0);
- }
-}
-
-static void setaec(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- u8 data;
-
- data = sd->sensor == SENSOR_OV767x ?
- 0x05 : /* agc + aec */
- 0x01; /* agc */
- switch (val) {
- case V4L2_EXPOSURE_AUTO:
- sccb_reg_write(gspca_dev, 0x13,
- sccb_reg_read(gspca_dev, 0x13) | data);
- break;
- case V4L2_EXPOSURE_MANUAL:
- sccb_reg_write(gspca_dev, 0x13,
- sccb_reg_read(gspca_dev, 0x13) & ~data);
- break;
- }
-}
-
-static void setsharpness(struct gspca_dev *gspca_dev, s32 val)
-{
- sccb_reg_write(gspca_dev, 0x91, val); /* Auto de-noise threshold */
- sccb_reg_write(gspca_dev, 0x8e, val); /* De-noise threshold */
-}
-
-static void sethvflip(struct gspca_dev *gspca_dev, s32 hflip, s32 vflip)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- u8 val;
-
- if (sd->sensor == SENSOR_OV767x) {
- val = sccb_reg_read(gspca_dev, 0x1e); /* mvfp */
- val &= ~0x30;
- if (hflip)
- val |= 0x20;
- if (vflip)
- val |= 0x10;
- sccb_reg_write(gspca_dev, 0x1e, val);
- } else {
- val = sccb_reg_read(gspca_dev, 0x0c);
- val &= ~0xc0;
- if (hflip == 0)
- val |= 0x40;
- if (vflip == 0)
- val |= 0x80;
- sccb_reg_write(gspca_dev, 0x0c, val);
- }
-}
-
-static void setlightfreq(struct gspca_dev *gspca_dev, s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- val = val ? 0x9e : 0x00;
- if (sd->sensor == SENSOR_OV767x) {
- sccb_reg_write(gspca_dev, 0x2a, 0x00);
- if (val)
- val = 0x9d; /* insert dummy to 25fps for 50Hz */
- }
- sccb_reg_write(gspca_dev, 0x2b, val);
-}
-
-
-/* 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);
-
- sd->frame_rate = 30;
-
- return 0;
-}
-
-static int ov534_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
-{
- struct sd *sd = container_of(ctrl->handler, struct sd, ctrl_handler);
- struct gspca_dev *gspca_dev = &sd->gspca_dev;
-
- switch (ctrl->id) {
- case V4L2_CID_AUTOGAIN:
- gspca_dev->usb_err = 0;
- if (ctrl->val && sd->gain && gspca_dev->streaming)
- sd->gain->val = getgain(gspca_dev);
- return gspca_dev->usb_err;
-
- case V4L2_CID_EXPOSURE_AUTO:
- gspca_dev->usb_err = 0;
- if (ctrl->val == V4L2_EXPOSURE_AUTO && sd->exposure &&
- gspca_dev->streaming)
- sd->exposure->val = getexposure(gspca_dev);
- return gspca_dev->usb_err;
- }
- return -EINVAL;
-}
-
-static int ov534_s_ctrl(struct v4l2_ctrl *ctrl)
-{
- struct sd *sd = container_of(ctrl->handler, struct sd, ctrl_handler);
- struct gspca_dev *gspca_dev = &sd->gspca_dev;
-
- gspca_dev->usb_err = 0;
- if (!gspca_dev->streaming)
- return 0;
-
- switch (ctrl->id) {
- case V4L2_CID_HUE:
- sethue(gspca_dev, ctrl->val);
- break;
- case V4L2_CID_SATURATION:
- setsaturation(gspca_dev, ctrl->val);
- break;
- case V4L2_CID_BRIGHTNESS:
- setbrightness(gspca_dev, ctrl->val);
- break;
- case V4L2_CID_CONTRAST:
- setcontrast(gspca_dev, ctrl->val);
- break;
- case V4L2_CID_AUTOGAIN:
- /* case V4L2_CID_GAIN: */
- setagc(gspca_dev, ctrl->val);
- if (!gspca_dev->usb_err && !ctrl->val && sd->gain)
- setgain(gspca_dev, sd->gain->val);
- break;
- case V4L2_CID_AUTO_WHITE_BALANCE:
- setawb(gspca_dev, ctrl->val);
- break;
- case V4L2_CID_EXPOSURE_AUTO:
- /* case V4L2_CID_EXPOSURE: */
- setaec(gspca_dev, ctrl->val);
- if (!gspca_dev->usb_err && ctrl->val == V4L2_EXPOSURE_MANUAL &&
- sd->exposure)
- setexposure(gspca_dev, sd->exposure->val);
- break;
- case V4L2_CID_SHARPNESS:
- setsharpness(gspca_dev, ctrl->val);
- break;
- case V4L2_CID_HFLIP:
- sethvflip(gspca_dev, ctrl->val, sd->vflip->val);
- break;
- case V4L2_CID_VFLIP:
- sethvflip(gspca_dev, sd->hflip->val, ctrl->val);
- break;
- case V4L2_CID_POWER_LINE_FREQUENCY:
- setlightfreq(gspca_dev, ctrl->val);
- break;
- }
- return gspca_dev->usb_err;
-}
-
-static const struct v4l2_ctrl_ops ov534_ctrl_ops = {
- .g_volatile_ctrl = ov534_g_volatile_ctrl,
- .s_ctrl = ov534_s_ctrl,
-};
-
-static int sd_init_controls(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- struct v4l2_ctrl_handler *hdl = &sd->ctrl_handler;
- /* parameters with different values between the supported sensors */
- int saturation_min;
- int saturation_max;
- int saturation_def;
- int brightness_min;
- int brightness_max;
- int brightness_def;
- int contrast_max;
- int contrast_def;
- int exposure_min;
- int exposure_max;
- int exposure_def;
- int hflip_def;
-
- if (sd->sensor == SENSOR_OV767x) {
- saturation_min = 0,
- saturation_max = 6,
- saturation_def = 3,
- brightness_min = -127;
- brightness_max = 127;
- brightness_def = 0;
- contrast_max = 0x80;
- contrast_def = 0x40;
- exposure_min = 0x08;
- exposure_max = 0x60;
- exposure_def = 0x13;
- hflip_def = 1;
- } else {
- saturation_min = 0,
- saturation_max = 255,
- saturation_def = 64,
- brightness_min = 0;
- brightness_max = 255;
- brightness_def = 0;
- contrast_max = 255;
- contrast_def = 32;
- exposure_min = 0;
- exposure_max = 255;
- exposure_def = 120;
- hflip_def = 0;
- }
-
- gspca_dev->vdev.ctrl_handler = hdl;
-
- v4l2_ctrl_handler_init(hdl, 13);
-
- if (sd->sensor == SENSOR_OV772x)
- sd->hue = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_HUE, -90, 90, 1, 0);
-
- sd->saturation = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_SATURATION, saturation_min, saturation_max, 1,
- saturation_def);
- sd->brightness = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_BRIGHTNESS, brightness_min, brightness_max, 1,
- brightness_def);
- sd->contrast = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_CONTRAST, 0, contrast_max, 1, contrast_def);
-
- if (sd->sensor == SENSOR_OV772x) {
- sd->autogain = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
- sd->gain = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_GAIN, 0, 63, 1, 20);
- }
-
- sd->autoexposure = v4l2_ctrl_new_std_menu(hdl, &ov534_ctrl_ops,
- V4L2_CID_EXPOSURE_AUTO,
- V4L2_EXPOSURE_MANUAL, 0,
- V4L2_EXPOSURE_AUTO);
- sd->exposure = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_EXPOSURE, exposure_min, exposure_max, 1,
- exposure_def);
-
- sd->autowhitebalance = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1);
-
- if (sd->sensor == SENSOR_OV772x)
- sd->sharpness = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_SHARPNESS, 0, 63, 1, 0);
-
- sd->hflip = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_HFLIP, 0, 1, 1, hflip_def);
- sd->vflip = v4l2_ctrl_new_std(hdl, &ov534_ctrl_ops,
- V4L2_CID_VFLIP, 0, 1, 1, 0);
- sd->plfreq = v4l2_ctrl_new_std_menu(hdl, &ov534_ctrl_ops,
- V4L2_CID_POWER_LINE_FREQUENCY,
- V4L2_CID_POWER_LINE_FREQUENCY_50HZ, 0,
- V4L2_CID_POWER_LINE_FREQUENCY_DISABLED);
-
- if (hdl->error) {
- pr_err("Could not initialize controls\n");
- return hdl->error;
- }
-
- if (sd->sensor == SENSOR_OV772x)
- v4l2_ctrl_auto_cluster(2, &sd->autogain, 0, true);
-
- v4l2_ctrl_auto_cluster(2, &sd->autoexposure, V4L2_EXPOSURE_MANUAL,
- true);
-
- return 0;
-}
-
-/* this function is called at probe and resume time */
-static int sd_init(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- u16 sensor_id;
- static const struct reg_array bridge_init[NSENSORS] = {
- [SENSOR_OV767x] = {bridge_init_767x, ARRAY_SIZE(bridge_init_767x)},
- [SENSOR_OV772x] = {bridge_init_772x, ARRAY_SIZE(bridge_init_772x)},
- };
- static const struct reg_array sensor_init[NSENSORS] = {
- [SENSOR_OV767x] = {sensor_init_767x, ARRAY_SIZE(sensor_init_767x)},
- [SENSOR_OV772x] = {sensor_init_772x, ARRAY_SIZE(sensor_init_772x)},
- };
-
- /* 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);
-
- if ((sensor_id & 0xfff0) == 0x7670) {
- sd->sensor = SENSOR_OV767x;
- gspca_dev->cam.cam_mode = ov767x_mode;
- gspca_dev->cam.nmodes = ARRAY_SIZE(ov767x_mode);
- } else {
- sd->sensor = SENSOR_OV772x;
- gspca_dev->cam.bulk = 1;
- gspca_dev->cam.bulk_size = 16384;
- gspca_dev->cam.bulk_nurbs = 2;
- gspca_dev->cam.mode_framerates = ov772x_framerates;
- }
-
- /* initialize */
- reg_w_array(gspca_dev, bridge_init[sd->sensor].val,
- bridge_init[sd->sensor].len);
- ov534_set_led(gspca_dev, 1);
- sccb_w_array(gspca_dev, sensor_init[sd->sensor].val,
- sensor_init[sd->sensor].len);
- if (sd->sensor == SENSOR_OV767x)
- sd_start(gspca_dev);
- sd_stopN(gspca_dev);
-/* set_frame_rate(gspca_dev); */
-
- return gspca_dev->usb_err;
-}
-
-static int sd_start(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- int mode;
- static const struct reg_array bridge_start[NSENSORS][2] = {
- [SENSOR_OV767x] = {{bridge_start_qvga_767x,
- ARRAY_SIZE(bridge_start_qvga_767x)},
- {bridge_start_vga_767x,
- ARRAY_SIZE(bridge_start_vga_767x)}},
- [SENSOR_OV772x] = {{bridge_start_qvga_772x,
- ARRAY_SIZE(bridge_start_qvga_772x)},
- {bridge_start_vga_772x,
- ARRAY_SIZE(bridge_start_vga_772x)}},
- };
- static const struct reg_array sensor_start[NSENSORS][2] = {
- [SENSOR_OV767x] = {{sensor_start_qvga_767x,
- ARRAY_SIZE(sensor_start_qvga_767x)},
- {sensor_start_vga_767x,
- ARRAY_SIZE(sensor_start_vga_767x)}},
- [SENSOR_OV772x] = {{sensor_start_qvga_772x,
- ARRAY_SIZE(sensor_start_qvga_772x)},
- {sensor_start_vga_772x,
- ARRAY_SIZE(sensor_start_vga_772x)}},
- };
-
- /* (from ms-win trace) */
- if (sd->sensor == SENSOR_OV767x)
- sccb_reg_write(gspca_dev, 0x1e, 0x04);
- /* black sun enable ? */
-
- mode = gspca_dev->curr_mode; /* 0: 320x240, 1: 640x480 */
- reg_w_array(gspca_dev, bridge_start[sd->sensor][mode].val,
- bridge_start[sd->sensor][mode].len);
- sccb_w_array(gspca_dev, sensor_start[sd->sensor][mode].val,
- sensor_start[sd->sensor][mode].len);
-
- set_frame_rate(gspca_dev);
-
- if (sd->hue)
- sethue(gspca_dev, v4l2_ctrl_g_ctrl(sd->hue));
- setsaturation(gspca_dev, v4l2_ctrl_g_ctrl(sd->saturation));
- if (sd->autogain)
- setagc(gspca_dev, v4l2_ctrl_g_ctrl(sd->autogain));
- setawb(gspca_dev, v4l2_ctrl_g_ctrl(sd->autowhitebalance));
- setaec(gspca_dev, v4l2_ctrl_g_ctrl(sd->autoexposure));
- if (sd->gain)
- setgain(gspca_dev, v4l2_ctrl_g_ctrl(sd->gain));
- setexposure(gspca_dev, v4l2_ctrl_g_ctrl(sd->exposure));
- setbrightness(gspca_dev, v4l2_ctrl_g_ctrl(sd->brightness));
- setcontrast(gspca_dev, v4l2_ctrl_g_ctrl(sd->contrast));
- if (sd->sharpness)
- setsharpness(gspca_dev, v4l2_ctrl_g_ctrl(sd->sharpness));
- sethvflip(gspca_dev, v4l2_ctrl_g_ctrl(sd->hflip),
- v4l2_ctrl_g_ctrl(sd->vflip));
- setlightfreq(gspca_dev, v4l2_ctrl_g_ctrl(sd->plfreq));
-
- ov534_set_led(gspca_dev, 1);
- ov534_reg_write(gspca_dev, 0xe0, 0x00);
- return gspca_dev->usb_err;
-}
-
-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;
- int payload_len;
-
- payload_len = gspca_dev->cam.bulk ? 2048 : 2040;
- do {
- len = min(remaining_len, payload_len);
-
- /* 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) {
- sd->last_pts = 0;
- if (gspca_dev->pixfmt == V4L2_PIX_FMT_YUYV
- && gspca_dev->image_len + 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);
-}
-
-/* get stream parameters (framerate) */
-static void 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;
-
- cp->capability |= V4L2_CAP_TIMEPERFRAME;
- tpf->numerator = 1;
- tpf->denominator = sd->frame_rate;
-}
-
-/* set stream parameters (framerate) */
-static void 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;
-
- /* 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;
-}
-
-/* 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,
- .get_streamparm = sd_get_streamparm,
- .set_streamparm = sd_set_streamparm,
-};
-
-/* -- module initialisation -- */
-static const struct usb_device_id device_table[] = {
- {USB_DEVICE(0x1415, 0x2000)},
- {USB_DEVICE(0x06f8, 0x3002)},
- {}
-};
-
-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);
generated by cgit v0.10.2 at 2024-08-11 19:23:13 (GMT)