diff options
Diffstat (limited to 'kernel/drivers/media/usb/gspca/sn9c20x.c')
-rw-r--r-- | kernel/drivers/media/usb/gspca/sn9c20x.c | 2398 |
1 files changed, 2398 insertions, 0 deletions
diff --git a/kernel/drivers/media/usb/gspca/sn9c20x.c b/kernel/drivers/media/usb/gspca/sn9c20x.c new file mode 100644 index 000000000..d0ee89958 --- /dev/null +++ b/kernel/drivers/media/usb/gspca/sn9c20x.c @@ -0,0 +1,2398 @@ +/* + * 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 <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 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; + + reg->size = 1; + switch (reg->match.addr) { + case 0: + 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 1: + if (sd->sensor >= SENSOR_MT9V011 && + sd->sensor <= SENSOR_MT9M112) { + i2c_r2(gspca_dev, reg->reg, (u16 *) ®->val); + reg->size = 2; + } else { + i2c_r1(gspca_dev, reg->reg, (u8 *) ®->val); + } + return gspca_dev->usb_err; + } + return -EINVAL; +} + +static int sd_dbg_s_register(struct gspca_dev *gspca_dev, + const struct v4l2_dbg_register *reg) +{ + struct sd *sd = (struct sd *) gspca_dev; + + switch (reg->match.addr) { + case 0: + if (reg->reg < 0x1000 || reg->reg > 0x11ff) + return -EINVAL; + reg_w1(gspca_dev, reg->reg, reg->val); + return gspca_dev->usb_err; + case 1: + 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; +} + +static int sd_chip_info(struct gspca_dev *gspca_dev, + struct v4l2_dbg_chip_info *chip) +{ + if (chip->match.addr > 1) + return -EINVAL; + if (chip->match.addr == 1) + strlcpy(chip->name, "sensor", sizeof(chip->name)); + return 0; +} +#endif + +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->pixfmt.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->pixfmt.width; + int height = gspca_dev->pixfmt.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 IS_ENABLED(CONFIG_INPUT) +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 IS_ENABLED(CONFIG_INPUT) + .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, + .get_chip_info = sd_chip_info, +#endif +}; + +#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, 0x7045), SN9C20X(MT9M112, 0x5d, LED_REVERSE)}, + {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); |