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linux-next/drivers/media/usb/gspca/sn9c20x.c
Hans de Goede 844db450e6 [media] gspca: Update / fix various comments wrt workqueue usb_lock usage 
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-09-13 17:52:58 -03:00

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/*
* Sonix sn9c201 sn9c202 library
*
* Copyright (C) 2012 Jean-Francois Moine <http://moinejf.free.fr>
* Copyright (C) 2008-2009 microdia project <microdia@googlegroups.com>
* Copyright (C) 2009 Brian Johnson <brijohn@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
#include <linux/input.h>
#include "gspca.h"
#include "jpeg.h"
#include <media/v4l2-chip-ident.h>
#include <linux/dmi.h>
MODULE_AUTHOR("Brian Johnson <brijohn@gmail.com>, "
"microdia project <microdia@googlegroups.com>");
MODULE_DESCRIPTION("GSPCA/SN9C20X USB Camera Driver");
MODULE_LICENSE("GPL");
/*
* Pixel format private data
*/
#define SCALE_MASK 0x0f
#define SCALE_160x120 0
#define SCALE_320x240 1
#define SCALE_640x480 2
#define SCALE_1280x1024 3
#define MODE_RAW 0x10
#define MODE_JPEG 0x20
#define MODE_SXGA 0x80
#define SENSOR_OV9650 0
#define SENSOR_OV9655 1
#define SENSOR_SOI968 2
#define SENSOR_OV7660 3
#define SENSOR_OV7670 4
#define SENSOR_MT9V011 5
#define SENSOR_MT9V111 6
#define SENSOR_MT9V112 7
#define SENSOR_MT9M001 8
#define SENSOR_MT9M111 9
#define SENSOR_MT9M112 10
#define SENSOR_HV7131R 11
#define SENSOR_MT9VPRB 12
/* camera flags */
#define HAS_NO_BUTTON 0x1
#define LED_REVERSE 0x2 /* some cameras unset gpio to turn on leds */
#define FLIP_DETECT 0x4
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev;
struct { /* color control cluster */
struct v4l2_ctrl *brightness;
struct v4l2_ctrl *contrast;
struct v4l2_ctrl *saturation;
struct v4l2_ctrl *hue;
};
struct { /* blue/red balance control cluster */
struct v4l2_ctrl *blue;
struct v4l2_ctrl *red;
};
struct { /* h/vflip control cluster */
struct v4l2_ctrl *hflip;
struct v4l2_ctrl *vflip;
};
struct v4l2_ctrl *gamma;
struct { /* autogain and exposure or gain control cluster */
struct v4l2_ctrl *autogain;
struct v4l2_ctrl *exposure;
struct v4l2_ctrl *gain;
};
struct v4l2_ctrl *jpegqual;
struct work_struct work;
struct workqueue_struct *work_thread;
u32 pktsz; /* (used by pkt_scan) */
u16 npkt;
s8 nchg;
u8 fmt; /* (used for JPEG QTAB update */
#define MIN_AVG_LUM 80
#define MAX_AVG_LUM 130
atomic_t avg_lum;
u8 old_step;
u8 older_step;
u8 exposure_step;
u8 i2c_addr;
u8 i2c_intf;
u8 sensor;
u8 hstart;
u8 vstart;
u8 jpeg_hdr[JPEG_HDR_SZ];
u8 flags;
};
static void qual_upd(struct work_struct *work);
struct i2c_reg_u8 {
u8 reg;
u8 val;
};
struct i2c_reg_u16 {
u8 reg;
u16 val;
};
static const struct dmi_system_id flip_dmi_table[] = {
{
.ident = "MSI MS-1034",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT'L CO.,LTD."),
DMI_MATCH(DMI_PRODUCT_NAME, "MS-1034"),
DMI_MATCH(DMI_PRODUCT_VERSION, "0341")
}
},
{
.ident = "MSI MS-1632",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "MSI"),
DMI_MATCH(DMI_BOARD_NAME, "MS-1632")
}
},
{
.ident = "MSI MS-1633X",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "MSI"),
DMI_MATCH(DMI_BOARD_NAME, "MS-1633X")
}
},
{
.ident = "MSI MS-1635X",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "MSI"),
DMI_MATCH(DMI_BOARD_NAME, "MS-1635X")
}
},
{
.ident = "ASUSTeK W7J",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_BOARD_NAME, "W7J ")
}
},
{}
};
static const struct v4l2_pix_format vga_mode[] = {
{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 160 * 120 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = SCALE_160x120 | MODE_JPEG},
{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 160 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_160x120 | MODE_RAW},
{160, 120, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 240 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_160x120},
{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 320 * 240 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = SCALE_320x240 | MODE_JPEG},
{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 320 * 240 ,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_320x240 | MODE_RAW},
{320, 240, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 480 * 240 ,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_320x240},
{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = SCALE_640x480 | MODE_JPEG},
{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_640x480 | MODE_RAW},
{640, 480, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 960 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_640x480},
};
static const struct v4l2_pix_format sxga_mode[] = {
{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 160 * 120 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = SCALE_160x120 | MODE_JPEG},
{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 160 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_160x120 | MODE_RAW},
{160, 120, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 240 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_160x120},
{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 320 * 240 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = SCALE_320x240 | MODE_JPEG},
{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 320 * 240 ,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_320x240 | MODE_RAW},
{320, 240, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 480 * 240 ,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_320x240},
{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = SCALE_640x480 | MODE_JPEG},
{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_640x480 | MODE_RAW},
{640, 480, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 960 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_640x480},
{1280, 1024, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 1280,
.sizeimage = 1280 * 1024,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_1280x1024 | MODE_RAW | MODE_SXGA},
};
static const struct v4l2_pix_format mono_mode[] = {
{160, 120, V4L2_PIX_FMT_GREY, V4L2_FIELD_NONE,
.bytesperline = 160,
.sizeimage = 160 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_160x120 | MODE_RAW},
{320, 240, V4L2_PIX_FMT_GREY, V4L2_FIELD_NONE,
.bytesperline = 320,
.sizeimage = 320 * 240 ,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_320x240 | MODE_RAW},
{640, 480, V4L2_PIX_FMT_GREY, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_640x480 | MODE_RAW},
{1280, 1024, V4L2_PIX_FMT_GREY, V4L2_FIELD_NONE,
.bytesperline = 1280,
.sizeimage = 1280 * 1024,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = SCALE_1280x1024 | MODE_RAW | MODE_SXGA},
};
static const s16 hsv_red_x[] = {
41, 44, 46, 48, 50, 52, 54, 56,
58, 60, 62, 64, 66, 68, 70, 72,
74, 76, 78, 80, 81, 83, 85, 87,
88, 90, 92, 93, 95, 97, 98, 100,
101, 102, 104, 105, 107, 108, 109, 110,
112, 113, 114, 115, 116, 117, 118, 119,
120, 121, 122, 123, 123, 124, 125, 125,
126, 127, 127, 128, 128, 129, 129, 129,
130, 130, 130, 130, 131, 131, 131, 131,
131, 131, 131, 131, 130, 130, 130, 130,
129, 129, 129, 128, 128, 127, 127, 126,
125, 125, 124, 123, 122, 122, 121, 120,
119, 118, 117, 116, 115, 114, 112, 111,
110, 109, 107, 106, 105, 103, 102, 101,
99, 98, 96, 94, 93, 91, 90, 88,
86, 84, 83, 81, 79, 77, 75, 74,
72, 70, 68, 66, 64, 62, 60, 58,
56, 54, 52, 49, 47, 45, 43, 41,
39, 36, 34, 32, 30, 28, 25, 23,
21, 19, 16, 14, 12, 9, 7, 5,
3, 0, -1, -3, -6, -8, -10, -12,
-15, -17, -19, -22, -24, -26, -28, -30,
-33, -35, -37, -39, -41, -44, -46, -48,
-50, -52, -54, -56, -58, -60, -62, -64,
-66, -68, -70, -72, -74, -76, -78, -80,
-81, -83, -85, -87, -88, -90, -92, -93,
-95, -97, -98, -100, -101, -102, -104, -105,
-107, -108, -109, -110, -112, -113, -114, -115,
-116, -117, -118, -119, -120, -121, -122, -123,
-123, -124, -125, -125, -126, -127, -127, -128,
-128, -128, -128, -128, -128, -128, -128, -128,
-128, -128, -128, -128, -128, -128, -128, -128,
-128, -128, -128, -128, -128, -128, -128, -128,
-128, -127, -127, -126, -125, -125, -124, -123,
-122, -122, -121, -120, -119, -118, -117, -116,
-115, -114, -112, -111, -110, -109, -107, -106,
-105, -103, -102, -101, -99, -98, -96, -94,
-93, -91, -90, -88, -86, -84, -83, -81,
-79, -77, -75, -74, -72, -70, -68, -66,
-64, -62, -60, -58, -56, -54, -52, -49,
-47, -45, -43, -41, -39, -36, -34, -32,
-30, -28, -25, -23, -21, -19, -16, -14,
-12, -9, -7, -5, -3, 0, 1, 3,
6, 8, 10, 12, 15, 17, 19, 22,
24, 26, 28, 30, 33, 35, 37, 39, 41
};
static const s16 hsv_red_y[] = {
82, 80, 78, 76, 74, 73, 71, 69,
67, 65, 63, 61, 58, 56, 54, 52,
50, 48, 46, 44, 41, 39, 37, 35,
32, 30, 28, 26, 23, 21, 19, 16,
14, 12, 10, 7, 5, 3, 0, -1,
-3, -6, -8, -10, -13, -15, -17, -19,
-22, -24, -26, -29, -31, -33, -35, -38,
-40, -42, -44, -46, -48, -51, -53, -55,
-57, -59, -61, -63, -65, -67, -69, -71,
-73, -75, -77, -79, -81, -82, -84, -86,
-88, -89, -91, -93, -94, -96, -98, -99,
-101, -102, -104, -105, -106, -108, -109, -110,
-112, -113, -114, -115, -116, -117, -119, -120,
-120, -121, -122, -123, -124, -125, -126, -126,
-127, -128, -128, -128, -128, -128, -128, -128,
-128, -128, -128, -128, -128, -128, -128, -128,
-128, -128, -128, -128, -128, -128, -128, -128,
-128, -128, -128, -128, -128, -128, -128, -128,
-127, -127, -126, -125, -125, -124, -123, -122,
-121, -120, -119, -118, -117, -116, -115, -114,
-113, -111, -110, -109, -107, -106, -105, -103,
-102, -100, -99, -97, -96, -94, -92, -91,
-89, -87, -85, -84, -82, -80, -78, -76,
-74, -73, -71, -69, -67, -65, -63, -61,
-58, -56, -54, -52, -50, -48, -46, -44,
-41, -39, -37, -35, -32, -30, -28, -26,
-23, -21, -19, -16, -14, -12, -10, -7,
-5, -3, 0, 1, 3, 6, 8, 10,
13, 15, 17, 19, 22, 24, 26, 29,
31, 33, 35, 38, 40, 42, 44, 46,
48, 51, 53, 55, 57, 59, 61, 63,
65, 67, 69, 71, 73, 75, 77, 79,
81, 82, 84, 86, 88, 89, 91, 93,
94, 96, 98, 99, 101, 102, 104, 105,
106, 108, 109, 110, 112, 113, 114, 115,
116, 117, 119, 120, 120, 121, 122, 123,
124, 125, 126, 126, 127, 128, 128, 129,
129, 130, 130, 131, 131, 131, 131, 132,
132, 132, 132, 132, 132, 132, 132, 132,
132, 132, 132, 131, 131, 131, 130, 130,
130, 129, 129, 128, 127, 127, 126, 125,
125, 124, 123, 122, 121, 120, 119, 118,
117, 116, 115, 114, 113, 111, 110, 109,
107, 106, 105, 103, 102, 100, 99, 97,
96, 94, 92, 91, 89, 87, 85, 84, 82
};
static const s16 hsv_green_x[] = {
-124, -124, -125, -125, -125, -125, -125, -125,
-125, -126, -126, -125, -125, -125, -125, -125,
-125, -124, -124, -124, -123, -123, -122, -122,
-121, -121, -120, -120, -119, -118, -117, -117,
-116, -115, -114, -113, -112, -111, -110, -109,
-108, -107, -105, -104, -103, -102, -100, -99,
-98, -96, -95, -93, -92, -91, -89, -87,
-86, -84, -83, -81, -79, -77, -76, -74,
-72, -70, -69, -67, -65, -63, -61, -59,
-57, -55, -53, -51, -49, -47, -45, -43,
-41, -39, -37, -35, -33, -30, -28, -26,
-24, -22, -20, -18, -15, -13, -11, -9,
-7, -4, -2, 0, 1, 3, 6, 8,
10, 12, 14, 17, 19, 21, 23, 25,
27, 29, 32, 34, 36, 38, 40, 42,
44, 46, 48, 50, 52, 54, 56, 58,
60, 62, 64, 66, 68, 70, 71, 73,
75, 77, 78, 80, 82, 83, 85, 87,
88, 90, 91, 93, 94, 96, 97, 98,
100, 101, 102, 104, 105, 106, 107, 108,
109, 111, 112, 113, 113, 114, 115, 116,
117, 118, 118, 119, 120, 120, 121, 122,
122, 123, 123, 124, 124, 124, 125, 125,
125, 125, 125, 125, 125, 126, 126, 125,
125, 125, 125, 125, 125, 124, 124, 124,
123, 123, 122, 122, 121, 121, 120, 120,
119, 118, 117, 117, 116, 115, 114, 113,
112, 111, 110, 109, 108, 107, 105, 104,
103, 102, 100, 99, 98, 96, 95, 93,
92, 91, 89, 87, 86, 84, 83, 81,
79, 77, 76, 74, 72, 70, 69, 67,
65, 63, 61, 59, 57, 55, 53, 51,
49, 47, 45, 43, 41, 39, 37, 35,
33, 30, 28, 26, 24, 22, 20, 18,
15, 13, 11, 9, 7, 4, 2, 0,
-1, -3, -6, -8, -10, -12, -14, -17,
-19, -21, -23, -25, -27, -29, -32, -34,
-36, -38, -40, -42, -44, -46, -48, -50,
-52, -54, -56, -58, -60, -62, -64, -66,
-68, -70, -71, -73, -75, -77, -78, -80,
-82, -83, -85, -87, -88, -90, -91, -93,
-94, -96, -97, -98, -100, -101, -102, -104,
-105, -106, -107, -108, -109, -111, -112, -113,
-113, -114, -115, -116, -117, -118, -118, -119,
-120, -120, -121, -122, -122, -123, -123, -124, -124
};
static const s16 hsv_green_y[] = {
-100, -99, -98, -97, -95, -94, -93, -91,
-90, -89, -87, -86, -84, -83, -81, -80,
-78, -76, -75, -73, -71, -70, -68, -66,
-64, -63, -61, -59, -57, -55, -53, -51,
-49, -48, -46, -44, -42, -40, -38, -36,
-34, -32, -30, -27, -25, -23, -21, -19,
-17, -15, -13, -11, -9, -7, -4, -2,
0, 1, 3, 5, 7, 9, 11, 14,
16, 18, 20, 22, 24, 26, 28, 30,
32, 34, 36, 38, 40, 42, 44, 46,
48, 50, 52, 54, 56, 58, 59, 61,
63, 65, 67, 68, 70, 72, 74, 75,
77, 78, 80, 82, 83, 85, 86, 88,
89, 90, 92, 93, 95, 96, 97, 98,
100, 101, 102, 103, 104, 105, 106, 107,
108, 109, 110, 111, 112, 112, 113, 114,
115, 115, 116, 116, 117, 117, 118, 118,
119, 119, 119, 120, 120, 120, 120, 120,
121, 121, 121, 121, 121, 121, 120, 120,
120, 120, 120, 119, 119, 119, 118, 118,
117, 117, 116, 116, 115, 114, 114, 113,
112, 111, 111, 110, 109, 108, 107, 106,
105, 104, 103, 102, 100, 99, 98, 97,
95, 94, 93, 91, 90, 89, 87, 86,
84, 83, 81, 80, 78, 76, 75, 73,
71, 70, 68, 66, 64, 63, 61, 59,
57, 55, 53, 51, 49, 48, 46, 44,
42, 40, 38, 36, 34, 32, 30, 27,
25, 23, 21, 19, 17, 15, 13, 11,
9, 7, 4, 2, 0, -1, -3, -5,
-7, -9, -11, -14, -16, -18, -20, -22,
-24, -26, -28, -30, -32, -34, -36, -38,
-40, -42, -44, -46, -48, -50, -52, -54,
-56, -58, -59, -61, -63, -65, -67, -68,
-70, -72, -74, -75, -77, -78, -80, -82,
-83, -85, -86, -88, -89, -90, -92, -93,
-95, -96, -97, -98, -100, -101, -102, -103,
-104, -105, -106, -107, -108, -109, -110, -111,
-112, -112, -113, -114, -115, -115, -116, -116,
-117, -117, -118, -118, -119, -119, -119, -120,
-120, -120, -120, -120, -121, -121, -121, -121,
-121, -121, -120, -120, -120, -120, -120, -119,
-119, -119, -118, -118, -117, -117, -116, -116,
-115, -114, -114, -113, -112, -111, -111, -110,
-109, -108, -107, -106, -105, -104, -103, -102, -100
};
static const s16 hsv_blue_x[] = {
112, 113, 114, 114, 115, 116, 117, 117,
118, 118, 119, 119, 120, 120, 120, 121,
121, 121, 122, 122, 122, 122, 122, 122,
122, 122, 122, 122, 122, 122, 121, 121,
121, 120, 120, 120, 119, 119, 118, 118,
117, 116, 116, 115, 114, 113, 113, 112,
111, 110, 109, 108, 107, 106, 105, 104,
103, 102, 100, 99, 98, 97, 95, 94,
93, 91, 90, 88, 87, 85, 84, 82,
80, 79, 77, 76, 74, 72, 70, 69,
67, 65, 63, 61, 60, 58, 56, 54,
52, 50, 48, 46, 44, 42, 40, 38,
36, 34, 32, 30, 28, 26, 24, 22,
19, 17, 15, 13, 11, 9, 7, 5,
2, 0, -1, -3, -5, -7, -9, -12,
-14, -16, -18, -20, -22, -24, -26, -28,
-31, -33, -35, -37, -39, -41, -43, -45,
-47, -49, -51, -53, -54, -56, -58, -60,
-62, -64, -66, -67, -69, -71, -73, -74,
-76, -78, -79, -81, -83, -84, -86, -87,
-89, -90, -92, -93, -94, -96, -97, -98,
-99, -101, -102, -103, -104, -105, -106, -107,
-108, -109, -110, -111, -112, -113, -114, -114,
-115, -116, -117, -117, -118, -118, -119, -119,
-120, -120, -120, -121, -121, -121, -122, -122,
-122, -122, -122, -122, -122, -122, -122, -122,
-122, -122, -121, -121, -121, -120, -120, -120,
-119, -119, -118, -118, -117, -116, -116, -115,
-114, -113, -113, -112, -111, -110, -109, -108,
-107, -106, -105, -104, -103, -102, -100, -99,
-98, -97, -95, -94, -93, -91, -90, -88,
-87, -85, -84, -82, -80, -79, -77, -76,
-74, -72, -70, -69, -67, -65, -63, -61,
-60, -58, -56, -54, -52, -50, -48, -46,
-44, -42, -40, -38, -36, -34, -32, -30,
-28, -26, -24, -22, -19, -17, -15, -13,
-11, -9, -7, -5, -2, 0, 1, 3,
5, 7, 9, 12, 14, 16, 18, 20,
22, 24, 26, 28, 31, 33, 35, 37,
39, 41, 43, 45, 47, 49, 51, 53,
54, 56, 58, 60, 62, 64, 66, 67,
69, 71, 73, 74, 76, 78, 79, 81,
83, 84, 86, 87, 89, 90, 92, 93,
94, 96, 97, 98, 99, 101, 102, 103,
104, 105, 106, 107, 108, 109, 110, 111, 112
};
static const s16 hsv_blue_y[] = {
-11, -13, -15, -17, -19, -21, -23, -25,
-27, -29, -31, -33, -35, -37, -39, -41,
-43, -45, -46, -48, -50, -52, -54, -55,
-57, -59, -61, -62, -64, -66, -67, -69,
-71, -72, -74, -75, -77, -78, -80, -81,
-83, -84, -86, -87, -88, -90, -91, -92,
-93, -95, -96, -97, -98, -99, -100, -101,
-102, -103, -104, -105, -106, -106, -107, -108,
-109, -109, -110, -111, -111, -112, -112, -113,
-113, -114, -114, -114, -115, -115, -115, -115,
-116, -116, -116, -116, -116, -116, -116, -116,
-116, -115, -115, -115, -115, -114, -114, -114,
-113, -113, -112, -112, -111, -111, -110, -110,
-109, -108, -108, -107, -106, -105, -104, -103,
-102, -101, -100, -99, -98, -97, -96, -95,
-94, -93, -91, -90, -89, -88, -86, -85,
-84, -82, -81, -79, -78, -76, -75, -73,
-71, -70, -68, -67, -65, -63, -62, -60,
-58, -56, -55, -53, -51, -49, -47, -45,
-44, -42, -40, -38, -36, -34, -32, -30,
-28, -26, -24, -22, -20, -18, -16, -14,
-12, -10, -8, -6, -4, -2, 0, 1,
3, 5, 7, 9, 11, 13, 15, 17,
19, 21, 23, 25, 27, 29, 31, 33,
35, 37, 39, 41, 43, 45, 46, 48,
50, 52, 54, 55, 57, 59, 61, 62,
64, 66, 67, 69, 71, 72, 74, 75,
77, 78, 80, 81, 83, 84, 86, 87,
88, 90, 91, 92, 93, 95, 96, 97,
98, 99, 100, 101, 102, 103, 104, 105,
106, 106, 107, 108, 109, 109, 110, 111,
111, 112, 112, 113, 113, 114, 114, 114,
115, 115, 115, 115, 116, 116, 116, 116,
116, 116, 116, 116, 116, 115, 115, 115,
115, 114, 114, 114, 113, 113, 112, 112,
111, 111, 110, 110, 109, 108, 108, 107,
106, 105, 104, 103, 102, 101, 100, 99,
98, 97, 96, 95, 94, 93, 91, 90,
89, 88, 86, 85, 84, 82, 81, 79,
78, 76, 75, 73, 71, 70, 68, 67,
65, 63, 62, 60, 58, 56, 55, 53,
51, 49, 47, 45, 44, 42, 40, 38,
36, 34, 32, 30, 28, 26, 24, 22,
20, 18, 16, 14, 12, 10, 8, 6,
4, 2, 0, -1, -3, -5, -7, -9, -11
};
static const u16 i2c_ident[] = {
V4L2_IDENT_OV9650,
V4L2_IDENT_OV9655,
V4L2_IDENT_SOI968,
V4L2_IDENT_OV7660,
V4L2_IDENT_OV7670,
V4L2_IDENT_MT9V011,
V4L2_IDENT_MT9V111,
V4L2_IDENT_MT9V112,
V4L2_IDENT_MT9M001C12ST,
V4L2_IDENT_MT9M111,
V4L2_IDENT_MT9M112,
V4L2_IDENT_HV7131R,
[SENSOR_MT9VPRB] = V4L2_IDENT_UNKNOWN,
};
static const u16 bridge_init[][2] = {
{0x1000, 0x78}, {0x1001, 0x40}, {0x1002, 0x1c},
{0x1020, 0x80}, {0x1061, 0x01}, {0x1067, 0x40},
{0x1068, 0x30}, {0x1069, 0x20}, {0x106a, 0x10},
{0x106b, 0x08}, {0x1188, 0x87}, {0x11a1, 0x00},
{0x11a2, 0x00}, {0x11a3, 0x6a}, {0x11a4, 0x50},
{0x11ab, 0x00}, {0x11ac, 0x00}, {0x11ad, 0x50},
{0x11ae, 0x3c}, {0x118a, 0x04}, {0x0395, 0x04},
{0x11b8, 0x3a}, {0x118b, 0x0e}, {0x10f7, 0x05},
{0x10f8, 0x14}, {0x10fa, 0xff}, {0x10f9, 0x00},
{0x11ba, 0x0a}, {0x11a5, 0x2d}, {0x11a6, 0x2d},
{0x11a7, 0x3a}, {0x11a8, 0x05}, {0x11a9, 0x04},
{0x11aa, 0x3f}, {0x11af, 0x28}, {0x11b0, 0xd8},
{0x11b1, 0x14}, {0x11b2, 0xec}, {0x11b3, 0x32},
{0x11b4, 0xdd}, {0x11b5, 0x32}, {0x11b6, 0xdd},
{0x10e0, 0x2c}, {0x11bc, 0x40}, {0x11bd, 0x01},
{0x11be, 0xf0}, {0x11bf, 0x00}, {0x118c, 0x1f},
{0x118d, 0x1f}, {0x118e, 0x1f}, {0x118f, 0x1f},
{0x1180, 0x01}, {0x1181, 0x00}, {0x1182, 0x01},
{0x1183, 0x00}, {0x1184, 0x50}, {0x1185, 0x80},
{0x1007, 0x00}
};
/* Gain = (bit[3:0] / 16 + 1) * (bit[4] + 1) * (bit[5] + 1) * (bit[6] + 1) */
static const u8 ov_gain[] = {
0x00 /* 1x */, 0x04 /* 1.25x */, 0x08 /* 1.5x */, 0x0c /* 1.75x */,
0x10 /* 2x */, 0x12 /* 2.25x */, 0x14 /* 2.5x */, 0x16 /* 2.75x */,
0x18 /* 3x */, 0x1a /* 3.25x */, 0x1c /* 3.5x */, 0x1e /* 3.75x */,
0x30 /* 4x */, 0x31 /* 4.25x */, 0x32 /* 4.5x */, 0x33 /* 4.75x */,
0x34 /* 5x */, 0x35 /* 5.25x */, 0x36 /* 5.5x */, 0x37 /* 5.75x */,
0x38 /* 6x */, 0x39 /* 6.25x */, 0x3a /* 6.5x */, 0x3b /* 6.75x */,
0x3c /* 7x */, 0x3d /* 7.25x */, 0x3e /* 7.5x */, 0x3f /* 7.75x */,
0x70 /* 8x */
};
/* Gain = (bit[8] + 1) * (bit[7] + 1) * (bit[6:0] * 0.03125) */
static const u16 micron1_gain[] = {
/* 1x 1.25x 1.5x 1.75x */
0x0020, 0x0028, 0x0030, 0x0038,
/* 2x 2.25x 2.5x 2.75x */
0x00a0, 0x00a4, 0x00a8, 0x00ac,
/* 3x 3.25x 3.5x 3.75x */
0x00b0, 0x00b4, 0x00b8, 0x00bc,
/* 4x 4.25x 4.5x 4.75x */
0x00c0, 0x00c4, 0x00c8, 0x00cc,
/* 5x 5.25x 5.5x 5.75x */
0x00d0, 0x00d4, 0x00d8, 0x00dc,
/* 6x 6.25x 6.5x 6.75x */
0x00e0, 0x00e4, 0x00e8, 0x00ec,
/* 7x 7.25x 7.5x 7.75x */
0x00f0, 0x00f4, 0x00f8, 0x00fc,
/* 8x */
0x01c0
};
/* mt9m001 sensor uses a different gain formula then other micron sensors */
/* Gain = (bit[6] + 1) * (bit[5-0] * 0.125) */
static const u16 micron2_gain[] = {
/* 1x 1.25x 1.5x 1.75x */
0x0008, 0x000a, 0x000c, 0x000e,
/* 2x 2.25x 2.5x 2.75x */
0x0010, 0x0012, 0x0014, 0x0016,
/* 3x 3.25x 3.5x 3.75x */
0x0018, 0x001a, 0x001c, 0x001e,
/* 4x 4.25x 4.5x 4.75x */
0x0020, 0x0051, 0x0052, 0x0053,
/* 5x 5.25x 5.5x 5.75x */
0x0054, 0x0055, 0x0056, 0x0057,
/* 6x 6.25x 6.5x 6.75x */
0x0058, 0x0059, 0x005a, 0x005b,
/* 7x 7.25x 7.5x 7.75x */
0x005c, 0x005d, 0x005e, 0x005f,
/* 8x */
0x0060
};
/* Gain = .5 + bit[7:0] / 16 */
static const u8 hv7131r_gain[] = {
0x08 /* 1x */, 0x0c /* 1.25x */, 0x10 /* 1.5x */, 0x14 /* 1.75x */,
0x18 /* 2x */, 0x1c /* 2.25x */, 0x20 /* 2.5x */, 0x24 /* 2.75x */,
0x28 /* 3x */, 0x2c /* 3.25x */, 0x30 /* 3.5x */, 0x34 /* 3.75x */,
0x38 /* 4x */, 0x3c /* 4.25x */, 0x40 /* 4.5x */, 0x44 /* 4.75x */,
0x48 /* 5x */, 0x4c /* 5.25x */, 0x50 /* 5.5x */, 0x54 /* 5.75x */,
0x58 /* 6x */, 0x5c /* 6.25x */, 0x60 /* 6.5x */, 0x64 /* 6.75x */,
0x68 /* 7x */, 0x6c /* 7.25x */, 0x70 /* 7.5x */, 0x74 /* 7.75x */,
0x78 /* 8x */
};
static const struct i2c_reg_u8 soi968_init[] = {
{0x0c, 0x00}, {0x0f, 0x1f},
{0x11, 0x80}, {0x38, 0x52}, {0x1e, 0x00},
{0x33, 0x08}, {0x35, 0x8c}, {0x36, 0x0c},
{0x37, 0x04}, {0x45, 0x04}, {0x47, 0xff},
{0x3e, 0x00}, {0x3f, 0x00}, {0x3b, 0x20},
{0x3a, 0x96}, {0x3d, 0x0a}, {0x14, 0x8e},
{0x13, 0x8b}, {0x12, 0x40}, {0x17, 0x13},
{0x18, 0x63}, {0x19, 0x01}, {0x1a, 0x79},
{0x32, 0x24}, {0x03, 0x00}, {0x11, 0x40},
{0x2a, 0x10}, {0x2b, 0xe0}, {0x10, 0x32},
{0x00, 0x00}, {0x01, 0x80}, {0x02, 0x80},
};
static const struct i2c_reg_u8 ov7660_init[] = {
{0x0e, 0x80}, {0x0d, 0x08}, {0x0f, 0xc3},
{0x04, 0xc3}, {0x10, 0x40}, {0x11, 0x40},
{0x12, 0x05}, {0x13, 0xba}, {0x14, 0x2a},
/* HDG Set hstart and hstop, datasheet default 0x11, 0x61, using
0x10, 0x61 and sd->hstart, vstart = 3, fixes ugly colored borders */
{0x17, 0x10}, {0x18, 0x61},
{0x37, 0x0f}, {0x38, 0x02}, {0x39, 0x43},
{0x3a, 0x00}, {0x69, 0x90}, {0x2d, 0x00},
{0x2e, 0x00}, {0x01, 0x78}, {0x02, 0x50},
};
static const struct i2c_reg_u8 ov7670_init[] = {
{0x11, 0x80}, {0x3a, 0x04}, {0x12, 0x01},
{0x32, 0xb6}, {0x03, 0x0a}, {0x0c, 0x00}, {0x3e, 0x00},
{0x70, 0x3a}, {0x71, 0x35}, {0x72, 0x11}, {0x73, 0xf0},
{0xa2, 0x02}, {0x13, 0xe0}, {0x00, 0x00}, {0x10, 0x00},
{0x0d, 0x40}, {0x14, 0x28}, {0xa5, 0x05}, {0xab, 0x07},
{0x24, 0x95}, {0x25, 0x33}, {0x26, 0xe3}, {0x9f, 0x75},
{0xa0, 0x65}, {0xa1, 0x0b}, {0xa6, 0xd8}, {0xa7, 0xd8},
{0xa8, 0xf0}, {0xa9, 0x90}, {0xaa, 0x94}, {0x13, 0xe5},
{0x0e, 0x61}, {0x0f, 0x4b}, {0x16, 0x02}, {0x1e, 0x27},
{0x21, 0x02}, {0x22, 0x91}, {0x29, 0x07}, {0x33, 0x0b},
{0x35, 0x0b}, {0x37, 0x1d}, {0x38, 0x71}, {0x39, 0x2a},
{0x3c, 0x78}, {0x4d, 0x40}, {0x4e, 0x20}, {0x69, 0x00},
{0x74, 0x19}, {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, 0x20},
{0x46, 0x7d}, {0x47, 0x29}, {0x48, 0x4a}, {0x59, 0x8c},
{0x5a, 0xa5}, {0x5b, 0xde}, {0x5c, 0x96}, {0x5d, 0x66},
{0x5e, 0x10}, {0x6c, 0x0a}, {0x6d, 0x55}, {0x6e, 0x11},
{0x6f, 0x9e}, {0x6a, 0x40}, {0x01, 0x40}, {0x02, 0x40},
{0x13, 0xe7}, {0x4f, 0x6e}, {0x50, 0x70}, {0x51, 0x02},
{0x52, 0x1d}, {0x53, 0x56}, {0x54, 0x73}, {0x55, 0x0a},
{0x56, 0x55}, {0x57, 0x80}, {0x58, 0x9e}, {0x41, 0x08},
{0x3f, 0x02}, {0x75, 0x03}, {0x76, 0x63}, {0x4c, 0x04},
{0x77, 0x06}, {0x3d, 0x02}, {0x4b, 0x09}, {0xc9, 0x30},
{0x41, 0x08}, {0x56, 0x48}, {0x34, 0x11}, {0xa4, 0x88},
{0x96, 0x00}, {0x97, 0x30}, {0x98, 0x20}, {0x99, 0x30},
{0x9a, 0x84}, {0x9b, 0x29}, {0x9c, 0x03}, {0x9d, 0x99},
{0x9e, 0x7f}, {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, 0x40}, {0x79, 0x05}, {0xc8, 0x30},
{0x79, 0x26}, {0x62, 0x20}, {0x63, 0x00}, {0x64, 0x06},
{0x65, 0x00}, {0x66, 0x05}, {0x94, 0x05}, {0x95, 0x0a},
{0x17, 0x13}, {0x18, 0x01}, {0x19, 0x02}, {0x1a, 0x7a},
{0x46, 0x59}, {0x47, 0x30}, {0x58, 0x9a}, {0x59, 0x84},
{0x5a, 0x91}, {0x5b, 0x57}, {0x5c, 0x75}, {0x5d, 0x6d},
{0x5e, 0x13}, {0x64, 0x07}, {0x94, 0x07}, {0x95, 0x0d},
{0xa6, 0xdf}, {0xa7, 0xdf}, {0x48, 0x4d}, {0x51, 0x00},
{0x6b, 0x0a}, {0x11, 0x80}, {0x2a, 0x00}, {0x2b, 0x00},
{0x92, 0x00}, {0x93, 0x00}, {0x55, 0x0a}, {0x56, 0x60},
{0x4f, 0x6e}, {0x50, 0x70}, {0x51, 0x00}, {0x52, 0x1d},
{0x53, 0x56}, {0x54, 0x73}, {0x58, 0x9a}, {0x4f, 0x6e},
{0x50, 0x70}, {0x51, 0x00}, {0x52, 0x1d}, {0x53, 0x56},
{0x54, 0x73}, {0x58, 0x9a}, {0x3f, 0x01}, {0x7b, 0x03},
{0x7c, 0x09}, {0x7d, 0x16}, {0x7e, 0x38}, {0x7f, 0x47},
{0x80, 0x53}, {0x81, 0x5e}, {0x82, 0x6a}, {0x83, 0x74},
{0x84, 0x80}, {0x85, 0x8c}, {0x86, 0x9b}, {0x87, 0xb2},
{0x88, 0xcc}, {0x89, 0xe5}, {0x7a, 0x24}, {0x3b, 0x00},
{0x9f, 0x76}, {0xa0, 0x65}, {0x13, 0xe2}, {0x6b, 0x0a},
{0x11, 0x80}, {0x2a, 0x00}, {0x2b, 0x00}, {0x92, 0x00},
{0x93, 0x00},
};
static const struct i2c_reg_u8 ov9650_init[] = {
{0x00, 0x00}, {0x01, 0x78},
{0x02, 0x78}, {0x03, 0x36}, {0x04, 0x03},
{0x05, 0x00}, {0x06, 0x00}, {0x08, 0x00},
{0x09, 0x01}, {0x0c, 0x00}, {0x0d, 0x00},
{0x0e, 0xa0}, {0x0f, 0x52}, {0x10, 0x7c},
{0x11, 0x80}, {0x12, 0x45}, {0x13, 0xc2},
{0x14, 0x2e}, {0x15, 0x00}, {0x16, 0x07},
{0x17, 0x24}, {0x18, 0xc5}, {0x19, 0x00},
{0x1a, 0x3c}, {0x1b, 0x00}, {0x1e, 0x04},
{0x1f, 0x00}, {0x24, 0x78}, {0x25, 0x68},
{0x26, 0xd4}, {0x27, 0x80}, {0x28, 0x80},
{0x29, 0x30}, {0x2a, 0x00}, {0x2b, 0x00},
{0x2c, 0x80}, {0x2d, 0x00}, {0x2e, 0x00},
{0x2f, 0x00}, {0x30, 0x08}, {0x31, 0x30},
{0x32, 0x84}, {0x33, 0xe2}, {0x34, 0xbf},
{0x35, 0x81}, {0x36, 0xf9}, {0x37, 0x00},
{0x38, 0x93}, {0x39, 0x50}, {0x3a, 0x01},
{0x3b, 0x01}, {0x3c, 0x73}, {0x3d, 0x19},
{0x3e, 0x0b}, {0x3f, 0x80}, {0x40, 0xc1},
{0x41, 0x00}, {0x42, 0x08}, {0x67, 0x80},
{0x68, 0x80}, {0x69, 0x40}, {0x6a, 0x00},
{0x6b, 0x0a}, {0x8b, 0x06}, {0x8c, 0x20},
{0x8d, 0x00}, {0x8e, 0x00}, {0x8f, 0xdf},
{0x92, 0x00}, {0x93, 0x00}, {0x94, 0x88},
{0x95, 0x88}, {0x96, 0x04}, {0xa1, 0x00},
{0xa5, 0x80}, {0xa8, 0x80}, {0xa9, 0xb8},
{0xaa, 0x92}, {0xab, 0x0a},
};
static const struct i2c_reg_u8 ov9655_init[] = {
{0x0e, 0x61}, {0x11, 0x80}, {0x13, 0xba},
{0x14, 0x2e}, {0x16, 0x24}, {0x1e, 0x04}, {0x27, 0x08},
{0x28, 0x08}, {0x29, 0x15}, {0x2c, 0x08}, {0x34, 0x3d},
{0x35, 0x00}, {0x38, 0x12}, {0x0f, 0x42}, {0x39, 0x57},
{0x3a, 0x00}, {0x3b, 0xcc}, {0x3c, 0x0c}, {0x3d, 0x19},
{0x3e, 0x0c}, {0x3f, 0x01}, {0x41, 0x40}, {0x42, 0x80},
{0x45, 0x46}, {0x46, 0x62}, {0x47, 0x2a}, {0x48, 0x3c},
{0x4a, 0xf0}, {0x4b, 0xdc}, {0x4c, 0xdc}, {0x4d, 0xdc},
{0x4e, 0xdc}, {0x6c, 0x04}, {0x6f, 0x9e}, {0x70, 0x05},
{0x71, 0x78}, {0x77, 0x02}, {0x8a, 0x23}, {0x90, 0x7e},
{0x91, 0x7c}, {0x9f, 0x6e}, {0xa0, 0x6e}, {0xa5, 0x68},
{0xa6, 0x60}, {0xa8, 0xc1}, {0xa9, 0xfa}, {0xaa, 0x92},
{0xab, 0x04}, {0xac, 0x80}, {0xad, 0x80}, {0xae, 0x80},
{0xaf, 0x80}, {0xb2, 0xf2}, {0xb3, 0x20}, {0xb5, 0x00},
{0xb6, 0xaf}, {0xbb, 0xae}, {0xbc, 0x44}, {0xbd, 0x44},
{0xbe, 0x3b}, {0xbf, 0x3a}, {0xc1, 0xc8}, {0xc2, 0x01},
{0xc4, 0x00}, {0xc6, 0x85}, {0xc7, 0x81}, {0xc9, 0xe0},
{0xca, 0xe8}, {0xcc, 0xd8}, {0xcd, 0x93}, {0x2d, 0x00},
{0x2e, 0x00}, {0x01, 0x80}, {0x02, 0x80}, {0x12, 0x61},
{0x36, 0xfa}, {0x8c, 0x8d}, {0xc0, 0xaa}, {0x69, 0x0a},
{0x03, 0x09}, {0x17, 0x16}, {0x18, 0x6e}, {0x19, 0x01},
{0x1a, 0x3e}, {0x32, 0x09}, {0x2a, 0x10}, {0x2b, 0x0a},
{0x92, 0x00}, {0x93, 0x00}, {0xa1, 0x00}, {0x10, 0x7c},
{0x04, 0x03}, {0x00, 0x13},
};
static const struct i2c_reg_u16 mt9v112_init[] = {
{0xf0, 0x0000}, {0x0d, 0x0021}, {0x0d, 0x0020},
{0x34, 0xc019}, {0x0a, 0x0011}, {0x0b, 0x000b},
{0x20, 0x0703}, {0x35, 0x2022}, {0xf0, 0x0001},
{0x05, 0x0000}, {0x06, 0x340c}, {0x3b, 0x042a},
{0x3c, 0x0400}, {0xf0, 0x0002}, {0x2e, 0x0c58},
{0x5b, 0x0001}, {0xc8, 0x9f0b}, {0xf0, 0x0001},
{0x9b, 0x5300}, {0xf0, 0x0000}, {0x2b, 0x0020},
{0x2c, 0x002a}, {0x2d, 0x0032}, {0x2e, 0x0020},
{0x09, 0x01dc}, {0x01, 0x000c}, {0x02, 0x0020},
{0x03, 0x01e0}, {0x04, 0x0280}, {0x06, 0x000c},
{0x05, 0x0098}, {0x20, 0x0703}, {0x09, 0x01f2},
{0x2b, 0x00a0}, {0x2c, 0x00a0}, {0x2d, 0x00a0},
{0x2e, 0x00a0}, {0x01, 0x000c}, {0x02, 0x0020},
{0x03, 0x01e0}, {0x04, 0x0280}, {0x06, 0x000c},
{0x05, 0x0098}, {0x09, 0x01c1}, {0x2b, 0x00ae},
{0x2c, 0x00ae}, {0x2d, 0x00ae}, {0x2e, 0x00ae},
};
static const struct i2c_reg_u16 mt9v111_init[] = {
{0x01, 0x0004}, {0x0d, 0x0001}, {0x0d, 0x0000},
{0x01, 0x0001}, {0x05, 0x0004}, {0x2d, 0xe0a0},
{0x2e, 0x0c64}, {0x2f, 0x0064}, {0x06, 0x600e},
{0x08, 0x0480}, {0x01, 0x0004}, {0x02, 0x0016},
{0x03, 0x01e7}, {0x04, 0x0287}, {0x05, 0x0004},
{0x06, 0x002d}, {0x07, 0x3002}, {0x08, 0x0008},
{0x0e, 0x0008}, {0x20, 0x0000}
};
static const struct i2c_reg_u16 mt9v011_init[] = {
{0x07, 0x0002}, {0x0d, 0x0001}, {0x0d, 0x0000},
{0x01, 0x0008}, {0x02, 0x0016}, {0x03, 0x01e1},
{0x04, 0x0281}, {0x05, 0x0083}, {0x06, 0x0006},
{0x0d, 0x0002}, {0x0a, 0x0000}, {0x0b, 0x0000},
{0x0c, 0x0000}, {0x0d, 0x0000}, {0x0e, 0x0000},
{0x0f, 0x0000}, {0x10, 0x0000}, {0x11, 0x0000},
{0x12, 0x0000}, {0x13, 0x0000}, {0x14, 0x0000},
{0x15, 0x0000}, {0x16, 0x0000}, {0x17, 0x0000},
{0x18, 0x0000}, {0x19, 0x0000}, {0x1a, 0x0000},
{0x1b, 0x0000}, {0x1c, 0x0000}, {0x1d, 0x0000},
{0x32, 0x0000}, {0x20, 0x1101}, {0x21, 0x0000},
{0x22, 0x0000}, {0x23, 0x0000}, {0x24, 0x0000},
{0x25, 0x0000}, {0x26, 0x0000}, {0x27, 0x0024},
{0x2f, 0xf7b0}, {0x30, 0x0005}, {0x31, 0x0000},
{0x32, 0x0000}, {0x33, 0x0000}, {0x34, 0x0100},
{0x3d, 0x068f}, {0x40, 0x01e0}, {0x41, 0x00d1},
{0x44, 0x0082}, {0x5a, 0x0000}, {0x5b, 0x0000},
{0x5c, 0x0000}, {0x5d, 0x0000}, {0x5e, 0x0000},
{0x5f, 0xa31d}, {0x62, 0x0611}, {0x0a, 0x0000},
{0x06, 0x0029}, {0x05, 0x0009}, {0x20, 0x1101},
{0x20, 0x1101}, {0x09, 0x0064}, {0x07, 0x0003},
{0x2b, 0x0033}, {0x2c, 0x00a0}, {0x2d, 0x00a0},
{0x2e, 0x0033}, {0x07, 0x0002}, {0x06, 0x0000},
{0x06, 0x0029}, {0x05, 0x0009},
};
static const struct i2c_reg_u16 mt9m001_init[] = {
{0x0d, 0x0001},
{0x0d, 0x0000},
{0x04, 0x0500}, /* hres = 1280 */
{0x03, 0x0400}, /* vres = 1024 */
{0x20, 0x1100},
{0x06, 0x0010},
{0x2b, 0x0024},
{0x2e, 0x0024},
{0x35, 0x0024},
{0x2d, 0x0020},
{0x2c, 0x0020},
{0x09, 0x0ad4},
{0x35, 0x0057},
};
static const struct i2c_reg_u16 mt9m111_init[] = {
{0xf0, 0x0000}, {0x0d, 0x0021}, {0x0d, 0x0008},
{0xf0, 0x0001}, {0x3a, 0x4300}, {0x9b, 0x4300},
{0x06, 0x708e}, {0xf0, 0x0002}, {0x2e, 0x0a1e},
{0xf0, 0x0000},
};
static const struct i2c_reg_u16 mt9m112_init[] = {
{0xf0, 0x0000}, {0x0d, 0x0021}, {0x0d, 0x0008},
{0xf0, 0x0001}, {0x3a, 0x4300}, {0x9b, 0x4300},
{0x06, 0x708e}, {0xf0, 0x0002}, {0x2e, 0x0a1e},
{0xf0, 0x0000},
};
static const struct i2c_reg_u8 hv7131r_init[] = {
{0x02, 0x08}, {0x02, 0x00}, {0x01, 0x08},
{0x02, 0x00}, {0x20, 0x00}, {0x21, 0xd0},
{0x22, 0x00}, {0x23, 0x09}, {0x01, 0x08},
{0x01, 0x08}, {0x01, 0x08}, {0x25, 0x07},
{0x26, 0xc3}, {0x27, 0x50}, {0x30, 0x62},
{0x31, 0x10}, {0x32, 0x06}, {0x33, 0x10},
{0x20, 0x00}, {0x21, 0xd0}, {0x22, 0x00},
{0x23, 0x09}, {0x01, 0x08},
};
static void reg_r(struct gspca_dev *gspca_dev, u16 reg, u16 length)
{
struct usb_device *dev = gspca_dev->dev;
int result;
if (gspca_dev->usb_err < 0)
return;
result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
0x00,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
reg,
0x00,
gspca_dev->usb_buf,
length,
500);
if (unlikely(result < 0 || result != length)) {
pr_err("Read register %02x failed %d\n", reg, result);
gspca_dev->usb_err = result;
}
}
static void reg_w(struct gspca_dev *gspca_dev, u16 reg,
const u8 *buffer, int length)
{
struct usb_device *dev = gspca_dev->dev;
int result;
if (gspca_dev->usb_err < 0)
return;
memcpy(gspca_dev->usb_buf, buffer, length);
result = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
0x08,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
reg,
0x00,
gspca_dev->usb_buf,
length,
500);
if (unlikely(result < 0 || result != length)) {
pr_err("Write register %02x failed %d\n", reg, result);
gspca_dev->usb_err = result;
}
}
static void reg_w1(struct gspca_dev *gspca_dev, u16 reg, const u8 value)
{
reg_w(gspca_dev, reg, &value, 1);
}
static void i2c_w(struct gspca_dev *gspca_dev, const u8 *buffer)
{
int i;
reg_w(gspca_dev, 0x10c0, buffer, 8);
for (i = 0; i < 5; i++) {
reg_r(gspca_dev, 0x10c0, 1);
if (gspca_dev->usb_err < 0)
return;
if (gspca_dev->usb_buf[0] & 0x04) {
if (gspca_dev->usb_buf[0] & 0x08) {
pr_err("i2c_w error\n");
gspca_dev->usb_err = -EIO;
}
return;
}
msleep(10);
}
pr_err("i2c_w reg %02x no response\n", buffer[2]);
/* gspca_dev->usb_err = -EIO; fixme: may occur */
}
static void i2c_w1(struct gspca_dev *gspca_dev, u8 reg, u8 val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
/*
* from the point of view of the bridge, the length
* includes the address
*/
row[0] = sd->i2c_intf | (2 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = val;
row[4] = 0x00;
row[5] = 0x00;
row[6] = 0x00;
row[7] = 0x10;
i2c_w(gspca_dev, row);
}
static void i2c_w1_buf(struct gspca_dev *gspca_dev,
const struct i2c_reg_u8 *buf, int sz)
{
while (--sz >= 0) {
i2c_w1(gspca_dev, buf->reg, buf->val);
buf++;
}
}
static void i2c_w2(struct gspca_dev *gspca_dev, u8 reg, u16 val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
/*
* from the point of view of the bridge, the length
* includes the address
*/
row[0] = sd->i2c_intf | (3 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = val >> 8;
row[4] = val;
row[5] = 0x00;
row[6] = 0x00;
row[7] = 0x10;
i2c_w(gspca_dev, row);
}
static void i2c_w2_buf(struct gspca_dev *gspca_dev,
const struct i2c_reg_u16 *buf, int sz)
{
while (--sz >= 0) {
i2c_w2(gspca_dev, buf->reg, buf->val);
buf++;
}
}
static void i2c_r1(struct gspca_dev *gspca_dev, u8 reg, u8 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
row[0] = sd->i2c_intf | (1 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = 0;
row[4] = 0;
row[5] = 0;
row[6] = 0;
row[7] = 0x10;
i2c_w(gspca_dev, row);
row[0] = sd->i2c_intf | (1 << 4) | 0x02;
row[2] = 0;
i2c_w(gspca_dev, row);
reg_r(gspca_dev, 0x10c2, 5);
*val = gspca_dev->usb_buf[4];
}
static void i2c_r2(struct gspca_dev *gspca_dev, u8 reg, u16 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
row[0] = sd->i2c_intf | (1 << 4);
row[1] = sd->i2c_addr;
row[2] = reg;
row[3] = 0;
row[4] = 0;
row[5] = 0;
row[6] = 0;
row[7] = 0x10;
i2c_w(gspca_dev, row);
row[0] = sd->i2c_intf | (2 << 4) | 0x02;
row[2] = 0;
i2c_w(gspca_dev, row);
reg_r(gspca_dev, 0x10c2, 5);
*val = (gspca_dev->usb_buf[3] << 8) | gspca_dev->usb_buf[4];
}
static void ov9650_init_sensor(struct gspca_dev *gspca_dev)
{
u16 id;
struct sd *sd = (struct sd *) gspca_dev;
i2c_r2(gspca_dev, 0x1c, &id);
if (gspca_dev->usb_err < 0)
return;
if (id != 0x7fa2) {
pr_err("sensor id for ov9650 doesn't match (0x%04x)\n", id);
gspca_dev->usb_err = -ENODEV;
return;
}
i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */
msleep(200);
i2c_w1_buf(gspca_dev, ov9650_init, ARRAY_SIZE(ov9650_init));
if (gspca_dev->usb_err < 0)
pr_err("OV9650 sensor initialization failed\n");
sd->hstart = 1;
sd->vstart = 7;
}
static void ov9655_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */
msleep(200);
i2c_w1_buf(gspca_dev, ov9655_init, ARRAY_SIZE(ov9655_init));
if (gspca_dev->usb_err < 0)
pr_err("OV9655 sensor initialization failed\n");
sd->hstart = 1;
sd->vstart = 2;
}
static void soi968_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */
msleep(200);
i2c_w1_buf(gspca_dev, soi968_init, ARRAY_SIZE(soi968_init));
if (gspca_dev->usb_err < 0)
pr_err("SOI968 sensor initialization failed\n");
sd->hstart = 60;
sd->vstart = 11;
}
static void ov7660_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */
msleep(200);
i2c_w1_buf(gspca_dev, ov7660_init, ARRAY_SIZE(ov7660_init));
if (gspca_dev->usb_err < 0)
pr_err("OV7660 sensor initialization failed\n");
sd->hstart = 3;
sd->vstart = 3;
}
static void ov7670_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w1(gspca_dev, 0x12, 0x80); /* sensor reset */
msleep(200);
i2c_w1_buf(gspca_dev, ov7670_init, ARRAY_SIZE(ov7670_init));
if (gspca_dev->usb_err < 0)
pr_err("OV7670 sensor initialization failed\n");
sd->hstart = 0;
sd->vstart = 1;
}
static void mt9v_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
u16 value;
sd->i2c_addr = 0x5d;
i2c_r2(gspca_dev, 0xff, &value);
if (gspca_dev->usb_err >= 0
&& value == 0x8243) {
i2c_w2_buf(gspca_dev, mt9v011_init, ARRAY_SIZE(mt9v011_init));
if (gspca_dev->usb_err < 0) {
pr_err("MT9V011 sensor initialization failed\n");
return;
}
sd->hstart = 2;
sd->vstart = 2;
sd->sensor = SENSOR_MT9V011;
pr_info("MT9V011 sensor detected\n");
return;
}
gspca_dev->usb_err = 0;
sd->i2c_addr = 0x5c;
i2c_w2(gspca_dev, 0x01, 0x0004);
i2c_r2(gspca_dev, 0xff, &value);
if (gspca_dev->usb_err >= 0
&& value == 0x823a) {
i2c_w2_buf(gspca_dev, mt9v111_init, ARRAY_SIZE(mt9v111_init));
if (gspca_dev->usb_err < 0) {
pr_err("MT9V111 sensor initialization failed\n");
return;
}
sd->hstart = 2;
sd->vstart = 2;
sd->sensor = SENSOR_MT9V111;
pr_info("MT9V111 sensor detected\n");
return;
}
gspca_dev->usb_err = 0;
sd->i2c_addr = 0x5d;
i2c_w2(gspca_dev, 0xf0, 0x0000);
if (gspca_dev->usb_err < 0) {
gspca_dev->usb_err = 0;
sd->i2c_addr = 0x48;
i2c_w2(gspca_dev, 0xf0, 0x0000);
}
i2c_r2(gspca_dev, 0x00, &value);
if (gspca_dev->usb_err >= 0
&& value == 0x1229) {
i2c_w2_buf(gspca_dev, mt9v112_init, ARRAY_SIZE(mt9v112_init));
if (gspca_dev->usb_err < 0) {
pr_err("MT9V112 sensor initialization failed\n");
return;
}
sd->hstart = 6;
sd->vstart = 2;
sd->sensor = SENSOR_MT9V112;
pr_info("MT9V112 sensor detected\n");
return;
}
gspca_dev->usb_err = -ENODEV;
}
static void mt9m112_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w2_buf(gspca_dev, mt9m112_init, ARRAY_SIZE(mt9m112_init));
if (gspca_dev->usb_err < 0)
pr_err("MT9M112 sensor initialization failed\n");
sd->hstart = 0;
sd->vstart = 2;
}
static void mt9m111_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w2_buf(gspca_dev, mt9m111_init, ARRAY_SIZE(mt9m111_init));
if (gspca_dev->usb_err < 0)
pr_err("MT9M111 sensor initialization failed\n");
sd->hstart = 0;
sd->vstart = 2;
}
static void mt9m001_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
u16 id;
i2c_r2(gspca_dev, 0x00, &id);
if (gspca_dev->usb_err < 0)
return;
/* must be 0x8411 or 0x8421 for colour sensor and 8431 for bw */
switch (id) {
case 0x8411:
case 0x8421:
pr_info("MT9M001 color sensor detected\n");
break;
case 0x8431:
pr_info("MT9M001 mono sensor detected\n");
break;
default:
pr_err("No MT9M001 chip detected, ID = %x\n\n", id);
gspca_dev->usb_err = -ENODEV;
return;
}
i2c_w2_buf(gspca_dev, mt9m001_init, ARRAY_SIZE(mt9m001_init));
if (gspca_dev->usb_err < 0)
pr_err("MT9M001 sensor initialization failed\n");
sd->hstart = 1;
sd->vstart = 1;
}
static void hv7131r_init_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
i2c_w1_buf(gspca_dev, hv7131r_init, ARRAY_SIZE(hv7131r_init));
if (gspca_dev->usb_err < 0)
pr_err("HV7131R Sensor initialization failed\n");
sd->hstart = 0;
sd->vstart = 1;
}
static void set_cmatrix(struct gspca_dev *gspca_dev,
s32 brightness, s32 contrast, s32 satur, s32 hue)
{
s32 hue_coord, hue_index = 180 + hue;
u8 cmatrix[21];
memset(cmatrix, 0, sizeof cmatrix);
cmatrix[2] = (contrast * 0x25 / 0x100) + 0x26;
cmatrix[0] = 0x13 + (cmatrix[2] - 0x26) * 0x13 / 0x25;
cmatrix[4] = 0x07 + (cmatrix[2] - 0x26) * 0x07 / 0x25;
cmatrix[18] = brightness - 0x80;
hue_coord = (hsv_red_x[hue_index] * satur) >> 8;
cmatrix[6] = hue_coord;
cmatrix[7] = (hue_coord >> 8) & 0x0f;
hue_coord = (hsv_red_y[hue_index] * satur) >> 8;
cmatrix[8] = hue_coord;
cmatrix[9] = (hue_coord >> 8) & 0x0f;
hue_coord = (hsv_green_x[hue_index] * satur) >> 8;
cmatrix[10] = hue_coord;
cmatrix[11] = (hue_coord >> 8) & 0x0f;
hue_coord = (hsv_green_y[hue_index] * satur) >> 8;
cmatrix[12] = hue_coord;
cmatrix[13] = (hue_coord >> 8) & 0x0f;
hue_coord = (hsv_blue_x[hue_index] * satur) >> 8;
cmatrix[14] = hue_coord;
cmatrix[15] = (hue_coord >> 8) & 0x0f;
hue_coord = (hsv_blue_y[hue_index] * satur) >> 8;
cmatrix[16] = hue_coord;
cmatrix[17] = (hue_coord >> 8) & 0x0f;
reg_w(gspca_dev, 0x10e1, cmatrix, 21);
}
static void set_gamma(struct gspca_dev *gspca_dev, s32 val)
{
u8 gamma[17];
u8 gval = val * 0xb8 / 0x100;
gamma[0] = 0x0a;
gamma[1] = 0x13 + (gval * (0xcb - 0x13) / 0xb8);
gamma[2] = 0x25 + (gval * (0xee - 0x25) / 0xb8);
gamma[3] = 0x37 + (gval * (0xfa - 0x37) / 0xb8);
gamma[4] = 0x45 + (gval * (0xfc - 0x45) / 0xb8);
gamma[5] = 0x55 + (gval * (0xfb - 0x55) / 0xb8);
gamma[6] = 0x65 + (gval * (0xfc - 0x65) / 0xb8);
gamma[7] = 0x74 + (gval * (0xfd - 0x74) / 0xb8);
gamma[8] = 0x83 + (gval * (0xfe - 0x83) / 0xb8);
gamma[9] = 0x92 + (gval * (0xfc - 0x92) / 0xb8);
gamma[10] = 0xa1 + (gval * (0xfc - 0xa1) / 0xb8);
gamma[11] = 0xb0 + (gval * (0xfc - 0xb0) / 0xb8);
gamma[12] = 0xbf + (gval * (0xfb - 0xbf) / 0xb8);
gamma[13] = 0xce + (gval * (0xfb - 0xce) / 0xb8);
gamma[14] = 0xdf + (gval * (0xfd - 0xdf) / 0xb8);
gamma[15] = 0xea + (gval * (0xf9 - 0xea) / 0xb8);
gamma[16] = 0xf5;
reg_w(gspca_dev, 0x1190, gamma, 17);
}
static void set_redblue(struct gspca_dev *gspca_dev, s32 blue, s32 red)
{
reg_w1(gspca_dev, 0x118c, red);
reg_w1(gspca_dev, 0x118f, blue);
}
static void set_hvflip(struct gspca_dev *gspca_dev, s32 hflip, s32 vflip)
{
u8 value, tslb;
u16 value2;
struct sd *sd = (struct sd *) gspca_dev;
if ((sd->flags & FLIP_DETECT) && dmi_check_system(flip_dmi_table)) {
hflip = !hflip;
vflip = !vflip;
}
switch (sd->sensor) {
case SENSOR_OV7660:
value = 0x01;
if (hflip)
value |= 0x20;
if (vflip) {
value |= 0x10;
sd->vstart = 2;
} else {
sd->vstart = 3;
}
reg_w1(gspca_dev, 0x1182, sd->vstart);
i2c_w1(gspca_dev, 0x1e, value);
break;
case SENSOR_OV9650:
i2c_r1(gspca_dev, 0x1e, &value);
value &= ~0x30;
tslb = 0x01;
if (hflip)
value |= 0x20;
if (vflip) {
value |= 0x10;
tslb = 0x49;
}
i2c_w1(gspca_dev, 0x1e, value);
i2c_w1(gspca_dev, 0x3a, tslb);
break;
case SENSOR_MT9V111:
case SENSOR_MT9V011:
i2c_r2(gspca_dev, 0x20, &value2);
value2 &= ~0xc0a0;
if (hflip)
value2 |= 0x8080;
if (vflip)
value2 |= 0x4020;
i2c_w2(gspca_dev, 0x20, value2);
break;
case SENSOR_MT9M112:
case SENSOR_MT9M111:
case SENSOR_MT9V112:
i2c_r2(gspca_dev, 0x20, &value2);
value2 &= ~0x0003;
if (hflip)
value2 |= 0x0002;
if (vflip)
value2 |= 0x0001;
i2c_w2(gspca_dev, 0x20, value2);
break;
case SENSOR_HV7131R:
i2c_r1(gspca_dev, 0x01, &value);
value &= ~0x03;
if (vflip)
value |= 0x01;
if (hflip)
value |= 0x02;
i2c_w1(gspca_dev, 0x01, value);
break;
}
}
static void set_exposure(struct gspca_dev *gspca_dev, s32 expo)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 exp[8] = {sd->i2c_intf, sd->i2c_addr,
0x00, 0x00, 0x00, 0x00, 0x00, 0x10};
int expo2;
if (gspca_dev->streaming)
exp[7] = 0x1e;
switch (sd->sensor) {
case SENSOR_OV7660:
case SENSOR_OV7670:
case SENSOR_OV9655:
case SENSOR_OV9650:
if (expo > 547)
expo2 = 547;
else
expo2 = expo;
exp[0] |= (2 << 4);
exp[2] = 0x10; /* AECH */
exp[3] = expo2 >> 2;
exp[7] = 0x10;
i2c_w(gspca_dev, exp);
exp[2] = 0x04; /* COM1 */
exp[3] = expo2 & 0x0003;
exp[7] = 0x10;
i2c_w(gspca_dev, exp);
expo -= expo2;
exp[7] = 0x1e;
exp[0] |= (3 << 4);
exp[2] = 0x2d; /* ADVFL & ADVFH */
exp[3] = expo;
exp[4] = expo >> 8;
break;
case SENSOR_MT9M001:
case SENSOR_MT9V112:
case SENSOR_MT9V011:
exp[0] |= (3 << 4);
exp[2] = 0x09;
exp[3] = expo >> 8;
exp[4] = expo;
break;
case SENSOR_HV7131R:
exp[0] |= (4 << 4);
exp[2] = 0x25;
exp[3] = expo >> 5;
exp[4] = expo << 3;
exp[5] = 0;
break;
default:
return;
}
i2c_w(gspca_dev, exp);
}
static void set_gain(struct gspca_dev *gspca_dev, s32 g)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 gain[8] = {sd->i2c_intf, sd->i2c_addr,
0x00, 0x00, 0x00, 0x00, 0x00, 0x10};
if (gspca_dev->streaming)
gain[7] = 0x15; /* or 1d ? */
switch (sd->sensor) {
case SENSOR_OV7660:
case SENSOR_OV7670:
case SENSOR_SOI968:
case SENSOR_OV9655:
case SENSOR_OV9650:
gain[0] |= (2 << 4);
gain[3] = ov_gain[g];
break;
case SENSOR_MT9V011:
gain[0] |= (3 << 4);
gain[2] = 0x35;
gain[3] = micron1_gain[g] >> 8;
gain[4] = micron1_gain[g];
break;
case SENSOR_MT9V112:
gain[0] |= (3 << 4);
gain[2] = 0x2f;
gain[3] = micron1_gain[g] >> 8;
gain[4] = micron1_gain[g];
break;
case SENSOR_MT9M001:
gain[0] |= (3 << 4);
gain[2] = 0x2f;
gain[3] = micron2_gain[g] >> 8;
gain[4] = micron2_gain[g];
break;
case SENSOR_HV7131R:
gain[0] |= (2 << 4);
gain[2] = 0x30;
gain[3] = hv7131r_gain[g];
break;
default:
return;
}
i2c_w(gspca_dev, gain);
}
static void set_quality(struct gspca_dev *gspca_dev, s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
jpeg_set_qual(sd->jpeg_hdr, val);
reg_w1(gspca_dev, 0x1061, 0x01); /* stop transfer */
reg_w1(gspca_dev, 0x10e0, sd->fmt | 0x20); /* write QTAB */
reg_w(gspca_dev, 0x1100, &sd->jpeg_hdr[JPEG_QT0_OFFSET], 64);
reg_w(gspca_dev, 0x1140, &sd->jpeg_hdr[JPEG_QT1_OFFSET], 64);
reg_w1(gspca_dev, 0x1061, 0x03); /* restart transfer */
reg_w1(gspca_dev, 0x10e0, sd->fmt);
sd->fmt ^= 0x0c; /* invert QTAB use + write */
reg_w1(gspca_dev, 0x10e0, sd->fmt);
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int sd_dbg_g_register(struct gspca_dev *gspca_dev,
struct v4l2_dbg_register *reg)
{
struct sd *sd = (struct sd *) gspca_dev;
switch (reg->match.type) {
case V4L2_CHIP_MATCH_HOST:
if (reg->match.addr != 0)
return -EINVAL;
if (reg->reg < 0x1000 || reg->reg > 0x11ff)
return -EINVAL;
reg_r(gspca_dev, reg->reg, 1);
reg->val = gspca_dev->usb_buf[0];
return gspca_dev->usb_err;
case V4L2_CHIP_MATCH_I2C_ADDR:
if (reg->match.addr != sd->i2c_addr)
return -EINVAL;
if (sd->sensor >= SENSOR_MT9V011 &&
sd->sensor <= SENSOR_MT9M112) {
i2c_r2(gspca_dev, reg->reg, (u16 *) &reg->val);
} else {
i2c_r1(gspca_dev, reg->reg, (u8 *) &reg->val);
}
return gspca_dev->usb_err;
}
return -EINVAL;
}
static int sd_dbg_s_register(struct gspca_dev *gspca_dev,
struct v4l2_dbg_register *reg)
{
struct sd *sd = (struct sd *) gspca_dev;
switch (reg->match.type) {
case V4L2_CHIP_MATCH_HOST:
if (reg->match.addr != 0)
return -EINVAL;
if (reg->reg < 0x1000 || reg->reg > 0x11ff)
return -EINVAL;
reg_w1(gspca_dev, reg->reg, reg->val);
return gspca_dev->usb_err;
case V4L2_CHIP_MATCH_I2C_ADDR:
if (reg->match.addr != sd->i2c_addr)
return -EINVAL;
if (sd->sensor >= SENSOR_MT9V011 &&
sd->sensor <= SENSOR_MT9M112) {
i2c_w2(gspca_dev, reg->reg, reg->val);
} else {
i2c_w1(gspca_dev, reg->reg, reg->val);
}
return gspca_dev->usb_err;
}
return -EINVAL;
}
#endif
static int sd_chip_ident(struct gspca_dev *gspca_dev,
struct v4l2_dbg_chip_ident *chip)
{
struct sd *sd = (struct sd *) gspca_dev;
switch (chip->match.type) {
case V4L2_CHIP_MATCH_HOST:
if (chip->match.addr != 0)
return -EINVAL;
chip->revision = 0;
chip->ident = V4L2_IDENT_SN9C20X;
return 0;
case V4L2_CHIP_MATCH_I2C_ADDR:
if (chip->match.addr != sd->i2c_addr)
return -EINVAL;
chip->revision = 0;
chip->ident = i2c_ident[sd->sensor];
return 0;
}
return -EINVAL;
}
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->needs_full_bandwidth = 1;
sd->sensor = id->driver_info >> 8;
sd->i2c_addr = id->driver_info;
sd->flags = id->driver_info >> 16;
sd->i2c_intf = 0x80; /* i2c 100 Kb/s */
switch (sd->sensor) {
case SENSOR_MT9M112:
case SENSOR_MT9M111:
case SENSOR_OV9650:
case SENSOR_SOI968:
cam->cam_mode = sxga_mode;
cam->nmodes = ARRAY_SIZE(sxga_mode);
break;
case SENSOR_MT9M001:
cam->cam_mode = mono_mode;
cam->nmodes = ARRAY_SIZE(mono_mode);
break;
case SENSOR_HV7131R:
sd->i2c_intf = 0x81; /* i2c 400 Kb/s */
/* fall thru */
default:
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
break;
}
sd->old_step = 0;
sd->older_step = 0;
sd->exposure_step = 16;
INIT_WORK(&sd->work, qual_upd);
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);
struct sd *sd = (struct sd *)gspca_dev;
gspca_dev->usb_err = 0;
if (!gspca_dev->streaming)
return 0;
switch (ctrl->id) {
/* color control cluster */
case V4L2_CID_BRIGHTNESS:
set_cmatrix(gspca_dev, sd->brightness->val,
sd->contrast->val, sd->saturation->val, sd->hue->val);
break;
case V4L2_CID_GAMMA:
set_gamma(gspca_dev, ctrl->val);
break;
/* blue/red balance cluster */
case V4L2_CID_BLUE_BALANCE:
set_redblue(gspca_dev, sd->blue->val, sd->red->val);
break;
/* h/vflip cluster */
case V4L2_CID_HFLIP:
set_hvflip(gspca_dev, sd->hflip->val, sd->vflip->val);
break;
/* standalone exposure control */
case V4L2_CID_EXPOSURE:
set_exposure(gspca_dev, ctrl->val);
break;
/* standalone gain control */
case V4L2_CID_GAIN:
set_gain(gspca_dev, ctrl->val);
break;
/* autogain + exposure or gain control cluster */
case V4L2_CID_AUTOGAIN:
if (sd->sensor == SENSOR_SOI968)
set_gain(gspca_dev, sd->gain->val);
else
set_exposure(gspca_dev, sd->exposure->val);
break;
case V4L2_CID_JPEG_COMPRESSION_QUALITY:
set_quality(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(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, 13);
sd->brightness = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_BRIGHTNESS, 0, 255, 1, 127);
sd->contrast = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_CONTRAST, 0, 255, 1, 127);
sd->saturation = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_SATURATION, 0, 255, 1, 127);
sd->hue = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_HUE, -180, 180, 1, 0);
sd->gamma = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_GAMMA, 0, 255, 1, 0x10);
sd->blue = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_BLUE_BALANCE, 0, 127, 1, 0x28);
sd->red = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_RED_BALANCE, 0, 127, 1, 0x28);
if (sd->sensor != SENSOR_OV9655 && sd->sensor != SENSOR_SOI968 &&
sd->sensor != SENSOR_OV7670 && sd->sensor != SENSOR_MT9M001 &&
sd->sensor != SENSOR_MT9VPRB) {
sd->hflip = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_HFLIP, 0, 1, 1, 0);
sd->vflip = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_VFLIP, 0, 1, 1, 0);
}
if (sd->sensor != SENSOR_SOI968 && sd->sensor != SENSOR_MT9VPRB &&
sd->sensor != SENSOR_MT9M112 && sd->sensor != SENSOR_MT9M111 &&
sd->sensor != SENSOR_MT9V111)
sd->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_EXPOSURE, 0, 0x1780, 1, 0x33);
if (sd->sensor != SENSOR_MT9VPRB && sd->sensor != SENSOR_MT9M112 &&
sd->sensor != SENSOR_MT9M111 && sd->sensor != SENSOR_MT9V111) {
sd->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_GAIN, 0, 28, 1, 0);
sd->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
}
sd->jpegqual = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_JPEG_COMPRESSION_QUALITY, 50, 90, 1, 80);
if (hdl->error) {
pr_err("Could not initialize controls\n");
return hdl->error;
}
v4l2_ctrl_cluster(4, &sd->brightness);
v4l2_ctrl_cluster(2, &sd->blue);
if (sd->hflip)
v4l2_ctrl_cluster(2, &sd->hflip);
if (sd->autogain) {
if (sd->sensor == SENSOR_SOI968)
/* this sensor doesn't have the exposure control and
autogain is clustered with gain instead. This works
because sd->exposure == NULL. */
v4l2_ctrl_auto_cluster(3, &sd->autogain, 0, false);
else
/* Otherwise autogain is clustered with exposure. */
v4l2_ctrl_auto_cluster(2, &sd->autogain, 0, false);
}
return 0;
}
static int sd_init(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int i;
u8 value;
u8 i2c_init[9] =
{0x80, sd->i2c_addr, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03};
for (i = 0; i < ARRAY_SIZE(bridge_init); i++) {
value = bridge_init[i][1];
reg_w(gspca_dev, bridge_init[i][0], &value, 1);
if (gspca_dev->usb_err < 0) {
pr_err("Device initialization failed\n");
return gspca_dev->usb_err;
}
}
if (sd->flags & LED_REVERSE)
reg_w1(gspca_dev, 0x1006, 0x00);
else
reg_w1(gspca_dev, 0x1006, 0x20);
reg_w(gspca_dev, 0x10c0, i2c_init, 9);
if (gspca_dev->usb_err < 0) {
pr_err("Device initialization failed\n");
return gspca_dev->usb_err;
}
switch (sd->sensor) {
case SENSOR_OV9650:
ov9650_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("OV9650 sensor detected\n");
break;
case SENSOR_OV9655:
ov9655_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("OV9655 sensor detected\n");
break;
case SENSOR_SOI968:
soi968_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("SOI968 sensor detected\n");
break;
case SENSOR_OV7660:
ov7660_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("OV7660 sensor detected\n");
break;
case SENSOR_OV7670:
ov7670_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("OV7670 sensor detected\n");
break;
case SENSOR_MT9VPRB:
mt9v_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("MT9VPRB sensor detected\n");
break;
case SENSOR_MT9M111:
mt9m111_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("MT9M111 sensor detected\n");
break;
case SENSOR_MT9M112:
mt9m112_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("MT9M112 sensor detected\n");
break;
case SENSOR_MT9M001:
mt9m001_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
break;
case SENSOR_HV7131R:
hv7131r_init_sensor(gspca_dev);
if (gspca_dev->usb_err < 0)
break;
pr_info("HV7131R sensor detected\n");
break;
default:
pr_err("Unsupported sensor\n");
gspca_dev->usb_err = -ENODEV;
}
return gspca_dev->usb_err;
}
static void configure_sensor_output(struct gspca_dev *gspca_dev, int mode)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 value;
switch (sd->sensor) {
case SENSOR_SOI968:
if (mode & MODE_SXGA) {
i2c_w1(gspca_dev, 0x17, 0x1d);
i2c_w1(gspca_dev, 0x18, 0xbd);
i2c_w1(gspca_dev, 0x19, 0x01);
i2c_w1(gspca_dev, 0x1a, 0x81);
i2c_w1(gspca_dev, 0x12, 0x00);
sd->hstart = 140;
sd->vstart = 19;
} else {
i2c_w1(gspca_dev, 0x17, 0x13);
i2c_w1(gspca_dev, 0x18, 0x63);
i2c_w1(gspca_dev, 0x19, 0x01);
i2c_w1(gspca_dev, 0x1a, 0x79);
i2c_w1(gspca_dev, 0x12, 0x40);
sd->hstart = 60;
sd->vstart = 11;
}
break;
case SENSOR_OV9650:
if (mode & MODE_SXGA) {
i2c_w1(gspca_dev, 0x17, 0x1b);
i2c_w1(gspca_dev, 0x18, 0xbc);
i2c_w1(gspca_dev, 0x19, 0x01);
i2c_w1(gspca_dev, 0x1a, 0x82);
i2c_r1(gspca_dev, 0x12, &value);
i2c_w1(gspca_dev, 0x12, value & 0x07);
} else {
i2c_w1(gspca_dev, 0x17, 0x24);
i2c_w1(gspca_dev, 0x18, 0xc5);
i2c_w1(gspca_dev, 0x19, 0x00);
i2c_w1(gspca_dev, 0x1a, 0x3c);
i2c_r1(gspca_dev, 0x12, &value);
i2c_w1(gspca_dev, 0x12, (value & 0x7) | 0x40);
}
break;
case SENSOR_MT9M112:
case SENSOR_MT9M111:
if (mode & MODE_SXGA) {
i2c_w2(gspca_dev, 0xf0, 0x0002);
i2c_w2(gspca_dev, 0xc8, 0x970b);
i2c_w2(gspca_dev, 0xf0, 0x0000);
} else {
i2c_w2(gspca_dev, 0xf0, 0x0002);
i2c_w2(gspca_dev, 0xc8, 0x8000);
i2c_w2(gspca_dev, 0xf0, 0x0000);
}
break;
}
}
static int sd_isoc_init(struct gspca_dev *gspca_dev)
{
struct usb_interface *intf;
u32 flags = gspca_dev->cam.cam_mode[(int)gspca_dev->curr_mode].priv;
/*
* When using the SN9C20X_I420 fmt the sn9c20x needs more bandwidth
* than our regular bandwidth calculations reserve, so we force the
* use of a specific altsetting when using the SN9C20X_I420 fmt.
*/
if (!(flags & (MODE_RAW | MODE_JPEG))) {
intf = usb_ifnum_to_if(gspca_dev->dev, gspca_dev->iface);
if (intf->num_altsetting != 9) {
pr_warn("sn9c20x camera with unknown number of alt "
"settings (%d), please report!\n",
intf->num_altsetting);
gspca_dev->alt = intf->num_altsetting;
return 0;
}
switch (gspca_dev->width) {
case 160: /* 160x120 */
gspca_dev->alt = 2;
break;
case 320: /* 320x240 */
gspca_dev->alt = 6;
break;
default: /* >= 640x480 */
gspca_dev->alt = 9;
break;
}
}
return 0;
}
#define HW_WIN(mode, hstart, vstart) \
((const u8 []){hstart, 0, vstart, 0, \
(mode & MODE_SXGA ? 1280 >> 4 : 640 >> 4), \
(mode & MODE_SXGA ? 1024 >> 3 : 480 >> 3)})
#define CLR_WIN(width, height) \
((const u8 [])\
{0, width >> 2, 0, height >> 1,\
((width >> 10) & 0x01) | ((height >> 8) & 0x6)})
static int sd_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
int width = gspca_dev->width;
int height = gspca_dev->height;
u8 fmt, scale = 0;
jpeg_define(sd->jpeg_hdr, height, width,
0x21);
jpeg_set_qual(sd->jpeg_hdr, v4l2_ctrl_g_ctrl(sd->jpegqual));
if (mode & MODE_RAW)
fmt = 0x2d;
else if (mode & MODE_JPEG)
fmt = 0x24;
else
fmt = 0x2f; /* YUV 420 */
sd->fmt = fmt;
switch (mode & SCALE_MASK) {
case SCALE_1280x1024:
scale = 0xc0;
pr_info("Set 1280x1024\n");
break;
case SCALE_640x480:
scale = 0x80;
pr_info("Set 640x480\n");
break;
case SCALE_320x240:
scale = 0x90;
pr_info("Set 320x240\n");
break;
case SCALE_160x120:
scale = 0xa0;
pr_info("Set 160x120\n");
break;
}
configure_sensor_output(gspca_dev, mode);
reg_w(gspca_dev, 0x1100, &sd->jpeg_hdr[JPEG_QT0_OFFSET], 64);
reg_w(gspca_dev, 0x1140, &sd->jpeg_hdr[JPEG_QT1_OFFSET], 64);
reg_w(gspca_dev, 0x10fb, CLR_WIN(width, height), 5);
reg_w(gspca_dev, 0x1180, HW_WIN(mode, sd->hstart, sd->vstart), 6);
reg_w1(gspca_dev, 0x1189, scale);
reg_w1(gspca_dev, 0x10e0, fmt);
set_cmatrix(gspca_dev, v4l2_ctrl_g_ctrl(sd->brightness),
v4l2_ctrl_g_ctrl(sd->contrast),
v4l2_ctrl_g_ctrl(sd->saturation),
v4l2_ctrl_g_ctrl(sd->hue));
set_gamma(gspca_dev, v4l2_ctrl_g_ctrl(sd->gamma));
set_redblue(gspca_dev, v4l2_ctrl_g_ctrl(sd->blue),
v4l2_ctrl_g_ctrl(sd->red));
if (sd->gain)
set_gain(gspca_dev, v4l2_ctrl_g_ctrl(sd->gain));
if (sd->exposure)
set_exposure(gspca_dev, v4l2_ctrl_g_ctrl(sd->exposure));
if (sd->hflip)
set_hvflip(gspca_dev, v4l2_ctrl_g_ctrl(sd->hflip),
v4l2_ctrl_g_ctrl(sd->vflip));
reg_w1(gspca_dev, 0x1007, 0x20);
reg_w1(gspca_dev, 0x1061, 0x03);
/* if JPEG, prepare the compression quality update */
if (mode & MODE_JPEG) {
sd->pktsz = sd->npkt = 0;
sd->nchg = 0;
sd->work_thread =
create_singlethread_workqueue(KBUILD_MODNAME);
}
return gspca_dev->usb_err;
}
static void sd_stopN(struct gspca_dev *gspca_dev)
{
reg_w1(gspca_dev, 0x1007, 0x00);
reg_w1(gspca_dev, 0x1061, 0x01);
}
/* called on streamoff with alt==0 and on disconnect */
/* the usb_lock is held at entry - restore on exit */
static void sd_stop0(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
if (sd->work_thread != NULL) {
mutex_unlock(&gspca_dev->usb_lock);
destroy_workqueue(sd->work_thread);
mutex_lock(&gspca_dev->usb_lock);
sd->work_thread = NULL;
}
}
static void do_autoexposure(struct gspca_dev *gspca_dev, u16 avg_lum)
{
struct sd *sd = (struct sd *) gspca_dev;
s32 cur_exp = v4l2_ctrl_g_ctrl(sd->exposure);
s32 max = sd->exposure->maximum - sd->exposure_step;
s32 min = sd->exposure->minimum + sd->exposure_step;
s16 new_exp;
/*
* some hardcoded values are present
* like those for maximal/minimal exposure
* and exposure steps
*/
if (avg_lum < MIN_AVG_LUM) {
if (cur_exp > max)
return;
new_exp = cur_exp + sd->exposure_step;
if (new_exp > max)
new_exp = max;
if (new_exp < min)
new_exp = min;
v4l2_ctrl_s_ctrl(sd->exposure, new_exp);
sd->older_step = sd->old_step;
sd->old_step = 1;
if (sd->old_step ^ sd->older_step)
sd->exposure_step /= 2;
else
sd->exposure_step += 2;
}
if (avg_lum > MAX_AVG_LUM) {
if (cur_exp < min)
return;
new_exp = cur_exp - sd->exposure_step;
if (new_exp > max)
new_exp = max;
if (new_exp < min)
new_exp = min;
v4l2_ctrl_s_ctrl(sd->exposure, new_exp);
sd->older_step = sd->old_step;
sd->old_step = 0;
if (sd->old_step ^ sd->older_step)
sd->exposure_step /= 2;
else
sd->exposure_step += 2;
}
}
static void do_autogain(struct gspca_dev *gspca_dev, u16 avg_lum)
{
struct sd *sd = (struct sd *) gspca_dev;
s32 cur_gain = v4l2_ctrl_g_ctrl(sd->gain);
if (avg_lum < MIN_AVG_LUM && cur_gain < sd->gain->maximum)
v4l2_ctrl_s_ctrl(sd->gain, cur_gain + 1);
if (avg_lum > MAX_AVG_LUM && cur_gain > sd->gain->minimum)
v4l2_ctrl_s_ctrl(sd->gain, cur_gain - 1);
}
static void sd_dqcallback(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int avg_lum;
if (sd->autogain == NULL || !v4l2_ctrl_g_ctrl(sd->autogain))
return;
avg_lum = atomic_read(&sd->avg_lum);
if (sd->sensor == SENSOR_SOI968)
do_autogain(gspca_dev, avg_lum);
else
do_autoexposure(gspca_dev, avg_lum);
}
/* JPEG quality update */
/* This function is executed from a work queue. */
static void qual_upd(struct work_struct *work)
{
struct sd *sd = container_of(work, struct sd, work);
struct gspca_dev *gspca_dev = &sd->gspca_dev;
s32 qual = v4l2_ctrl_g_ctrl(sd->jpegqual);
/* To protect gspca_dev->usb_buf and gspca_dev->usb_err */
mutex_lock(&gspca_dev->usb_lock);
PDEBUG(D_STREAM, "qual_upd %d%%", qual);
gspca_dev->usb_err = 0;
set_quality(gspca_dev, qual);
mutex_unlock(&gspca_dev->usb_lock);
}
#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,
u8 *data, /* interrupt packet */
int len) /* interrupt packet length */
{
struct sd *sd = (struct sd *) gspca_dev;
if (!(sd->flags & HAS_NO_BUTTON) && len == 1) {
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);
return 0;
}
return -EINVAL;
}
#endif
/* check the JPEG compression */
static void transfer_check(struct gspca_dev *gspca_dev,
u8 *data)
{
struct sd *sd = (struct sd *) gspca_dev;
int new_qual, r;
new_qual = 0;
/* if USB error, discard the frame and decrease the quality */
if (data[6] & 0x08) { /* USB FIFO full */
gspca_dev->last_packet_type = DISCARD_PACKET;
new_qual = -5;
} else {
/* else, compute the filling rate and a new JPEG quality */
r = (sd->pktsz * 100) /
(sd->npkt *
gspca_dev->urb[0]->iso_frame_desc[0].length);
if (r >= 85)
new_qual = -3;
else if (r < 75)
new_qual = 2;
}
if (new_qual != 0) {
sd->nchg += new_qual;
if (sd->nchg < -6 || sd->nchg >= 12) {
/* Note: we are in interrupt context, so we can't
use v4l2_ctrl_g/s_ctrl here. Access the value
directly instead. */
s32 curqual = sd->jpegqual->cur.val;
sd->nchg = 0;
new_qual += curqual;
if (new_qual < sd->jpegqual->minimum)
new_qual = sd->jpegqual->minimum;
else if (new_qual > sd->jpegqual->maximum)
new_qual = sd->jpegqual->maximum;
if (new_qual != curqual) {
sd->jpegqual->cur.val = new_qual;
queue_work(sd->work_thread, &sd->work);
}
}
} else {
sd->nchg = 0;
}
sd->pktsz = sd->npkt = 0;
}
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 avg_lum, is_jpeg;
static const u8 frame_header[] =
{0xff, 0xff, 0x00, 0xc4, 0xc4, 0x96};
is_jpeg = (sd->fmt & 0x03) == 0;
if (len >= 64 && memcmp(data, frame_header, 6) == 0) {
avg_lum = ((data[35] >> 2) & 3) |
(data[20] << 2) |
(data[19] << 10);
avg_lum += ((data[35] >> 4) & 3) |
(data[22] << 2) |
(data[21] << 10);
avg_lum += ((data[35] >> 6) & 3) |
(data[24] << 2) |
(data[23] << 10);
avg_lum += (data[36] & 3) |
(data[26] << 2) |
(data[25] << 10);
avg_lum += ((data[36] >> 2) & 3) |
(data[28] << 2) |
(data[27] << 10);
avg_lum += ((data[36] >> 4) & 3) |
(data[30] << 2) |
(data[29] << 10);
avg_lum += ((data[36] >> 6) & 3) |
(data[32] << 2) |
(data[31] << 10);
avg_lum += ((data[44] >> 4) & 3) |
(data[34] << 2) |
(data[33] << 10);
avg_lum >>= 9;
atomic_set(&sd->avg_lum, avg_lum);
if (is_jpeg)
transfer_check(gspca_dev, data);
gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
len -= 64;
if (len == 0)
return;
data += 64;
}
if (gspca_dev->last_packet_type == LAST_PACKET) {
if (is_jpeg) {
gspca_frame_add(gspca_dev, FIRST_PACKET,
sd->jpeg_hdr, JPEG_HDR_SZ);
gspca_frame_add(gspca_dev, INTER_PACKET,
data, len);
} else {
gspca_frame_add(gspca_dev, FIRST_PACKET,
data, len);
}
} else {
/* if JPEG, count the packets and their size */
if (is_jpeg) {
sd->npkt++;
sd->pktsz += len;
}
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
}
}
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = KBUILD_MODNAME,
.config = sd_config,
.init = sd_init,
.init_controls = sd_init_controls,
.isoc_init = sd_isoc_init,
.start = sd_start,
.stopN = sd_stopN,
.stop0 = sd_stop0,
.pkt_scan = sd_pkt_scan,
#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
.int_pkt_scan = sd_int_pkt_scan,
#endif
.dq_callback = sd_dqcallback,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.set_register = sd_dbg_s_register,
.get_register = sd_dbg_g_register,
#endif
.get_chip_ident = sd_chip_ident,
};
#define SN9C20X(sensor, i2c_addr, flags) \
.driver_info = ((flags & 0xff) << 16) \
| (SENSOR_ ## sensor << 8) \
| (i2c_addr)
static const struct usb_device_id device_table[] = {
{USB_DEVICE(0x0c45, 0x6240), SN9C20X(MT9M001, 0x5d, 0)},
{USB_DEVICE(0x0c45, 0x6242), SN9C20X(MT9M111, 0x5d, 0)},
{USB_DEVICE(0x0c45, 0x6248), SN9C20X(OV9655, 0x30, 0)},
{USB_DEVICE(0x0c45, 0x624c), SN9C20X(MT9M112, 0x5d, 0)},
{USB_DEVICE(0x0c45, 0x624e), SN9C20X(SOI968, 0x30, LED_REVERSE)},
{USB_DEVICE(0x0c45, 0x624f), SN9C20X(OV9650, 0x30,
(FLIP_DETECT | HAS_NO_BUTTON))},
{USB_DEVICE(0x0c45, 0x6251), SN9C20X(OV9650, 0x30, 0)},
{USB_DEVICE(0x0c45, 0x6253), SN9C20X(OV9650, 0x30, 0)},
{USB_DEVICE(0x0c45, 0x6260), SN9C20X(OV7670, 0x21, 0)},
{USB_DEVICE(0x0c45, 0x6270), SN9C20X(MT9VPRB, 0x00, 0)},
{USB_DEVICE(0x0c45, 0x627b), SN9C20X(OV7660, 0x21, FLIP_DETECT)},
{USB_DEVICE(0x0c45, 0x627c), SN9C20X(HV7131R, 0x11, 0)},
{USB_DEVICE(0x0c45, 0x627f), SN9C20X(OV9650, 0x30, 0)},
{USB_DEVICE(0x0c45, 0x6280), SN9C20X(MT9M001, 0x5d, 0)},
{USB_DEVICE(0x0c45, 0x6282), SN9C20X(MT9M111, 0x5d, 0)},
{USB_DEVICE(0x0c45, 0x6288), SN9C20X(OV9655, 0x30, 0)},
{USB_DEVICE(0x0c45, 0x628c), SN9C20X(MT9M112, 0x5d, 0)},
{USB_DEVICE(0x0c45, 0x628e), SN9C20X(SOI968, 0x30, 0)},
{USB_DEVICE(0x0c45, 0x628f), SN9C20X(OV9650, 0x30, 0)},
{USB_DEVICE(0x0c45, 0x62a0), SN9C20X(OV7670, 0x21, 0)},
{USB_DEVICE(0x0c45, 0x62b0), SN9C20X(MT9VPRB, 0x00, 0)},
{USB_DEVICE(0x0c45, 0x62b3), SN9C20X(OV9655, 0x30, LED_REVERSE)},
{USB_DEVICE(0x0c45, 0x62bb), SN9C20X(OV7660, 0x21, LED_REVERSE)},
{USB_DEVICE(0x0c45, 0x62bc), SN9C20X(HV7131R, 0x11, 0)},
{USB_DEVICE(0x045e, 0x00f4), SN9C20X(OV9650, 0x30, 0)},
{USB_DEVICE(0x145f, 0x013d), SN9C20X(OV7660, 0x21, 0)},
{USB_DEVICE(0x0458, 0x7029), SN9C20X(HV7131R, 0x11, 0)},
{USB_DEVICE(0x0458, 0x704a), SN9C20X(MT9M112, 0x5d, 0)},
{USB_DEVICE(0x0458, 0x704c), SN9C20X(MT9M112, 0x5d, 0)},
{USB_DEVICE(0xa168, 0x0610), SN9C20X(HV7131R, 0x11, 0)},
{USB_DEVICE(0xa168, 0x0611), SN9C20X(HV7131R, 0x11, 0)},
{USB_DEVICE(0xa168, 0x0613), SN9C20X(HV7131R, 0x11, 0)},
{USB_DEVICE(0xa168, 0x0618), SN9C20X(HV7131R, 0x11, 0)},
{USB_DEVICE(0xa168, 0x0614), SN9C20X(MT9M111, 0x5d, 0)},
{USB_DEVICE(0xa168, 0x0615), SN9C20X(MT9M111, 0x5d, 0)},
{USB_DEVICE(0xa168, 0x0617), SN9C20X(MT9M111, 0x5d, 0)},
{}
};
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 = KBUILD_MODNAME,
.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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