2024-09-09 08:52:07 +00:00
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/*
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* sonix sn9c102 (bayer) library
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*
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* Copyright (C) 2009-2011 Jean-François Moine <http://moinejf.free.fr>
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* Copyright (C) 2003 2004 Michel Xhaard mxhaard@magic.fr
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* Add Pas106 Stefano Mozzi (C) 2004
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Some documentation on known sonixb registers:
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Reg Use
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sn9c101 / sn9c102:
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0x10 high nibble red gain low nibble blue gain
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0x11 low nibble green gain
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sn9c103:
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0x05 red gain 0-127
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0x06 blue gain 0-127
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0x07 green gain 0-127
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all:
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0x08-0x0f i2c / 3wire registers
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0x12 hstart
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0x13 vstart
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0x15 hsize (hsize = register-value * 16)
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0x16 vsize (vsize = register-value * 16)
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0x17 bit 0 toggle compression quality (according to sn9c102 driver)
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0x18 bit 7 enables compression, bit 4-5 set image down scaling:
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00 scale 1, 01 scale 1/2, 10, scale 1/4
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0x19 high-nibble is sensor clock divider, changes exposure on sensors which
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use a clock generated by the bridge. Some sensors have their own clock.
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0x1c auto_exposure area (for avg_lum) startx (startx = register-value * 32)
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0x1d auto_exposure area (for avg_lum) starty (starty = register-value * 32)
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0x1e auto_exposure area (for avg_lum) stopx (hsize = (0x1e - 0x1c) * 32)
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0x1f auto_exposure area (for avg_lum) stopy (vsize = (0x1f - 0x1d) * 32)
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*/
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#define MODULE_NAME "sonixb"
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#include <linux/input.h>
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#include "gspca.h"
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MODULE_AUTHOR("Jean-François Moine <http://moinejf.free.fr>");
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MODULE_DESCRIPTION("GSPCA/SN9C102 USB Camera Driver");
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MODULE_LICENSE("GPL");
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/* specific webcam descriptor */
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struct sd {
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struct gspca_dev gspca_dev; /* !! must be the first item */
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2024-09-09 08:57:42 +00:00
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struct v4l2_ctrl *brightness;
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struct v4l2_ctrl *plfreq;
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2024-09-09 08:52:07 +00:00
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atomic_t avg_lum;
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int prev_avg_lum;
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2024-09-09 08:57:42 +00:00
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int exposure_knee;
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2024-09-09 08:52:07 +00:00
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int header_read;
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u8 header[12]; /* Header without sof marker */
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unsigned char autogain_ignore_frames;
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unsigned char frames_to_drop;
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__u8 bridge; /* Type of bridge */
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#define BRIDGE_101 0
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#define BRIDGE_102 0 /* We make no difference between 101 and 102 */
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#define BRIDGE_103 1
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__u8 sensor; /* Type of image sensor chip */
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#define SENSOR_HV7131D 0
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#define SENSOR_HV7131R 1
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#define SENSOR_OV6650 2
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#define SENSOR_OV7630 3
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#define SENSOR_PAS106 4
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#define SENSOR_PAS202 5
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#define SENSOR_TAS5110C 6
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#define SENSOR_TAS5110D 7
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#define SENSOR_TAS5130CXX 8
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__u8 reg11;
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};
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typedef const __u8 sensor_init_t[8];
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struct sensor_data {
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const __u8 *bridge_init;
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sensor_init_t *sensor_init;
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int sensor_init_size;
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int flags;
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__u8 sensor_addr;
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};
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/* sensor_data flags */
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2024-09-09 08:57:42 +00:00
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#define F_SIF 0x01 /* sif or vga */
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2024-09-09 08:52:07 +00:00
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/* priv field of struct v4l2_pix_format flags (do not use low nibble!) */
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#define MODE_RAW 0x10 /* raw bayer mode */
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#define MODE_REDUCED_SIF 0x20 /* vga mode (320x240 / 160x120) on sif cam */
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#define COMP 0xc7 /* 0x87 //0x07 */
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#define COMP1 0xc9 /* 0x89 //0x09 */
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#define MCK_INIT 0x63
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#define MCK_INIT1 0x20 /*fixme: Bayer - 0x50 for JPEG ??*/
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#define SYS_CLK 0x04
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2024-09-09 08:57:42 +00:00
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#define SENS(bridge, sensor, _flags, _sensor_addr) \
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2024-09-09 08:52:07 +00:00
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{ \
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.bridge_init = bridge, \
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.sensor_init = sensor, \
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.sensor_init_size = sizeof(sensor), \
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2024-09-09 08:57:42 +00:00
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.flags = _flags, .sensor_addr = _sensor_addr \
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2024-09-09 08:52:07 +00:00
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}
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/* We calculate the autogain at the end of the transfer of a frame, at this
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moment a frame with the old settings is being captured and transmitted. So
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if we adjust the gain or exposure we must ignore atleast the next frame for
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the new settings to come into effect before doing any other adjustments. */
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#define AUTOGAIN_IGNORE_FRAMES 1
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static const struct v4l2_pix_format vga_mode[] = {
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{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 160,
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.sizeimage = 160 * 120,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 2 | MODE_RAW},
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{160, 120, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
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.bytesperline = 160,
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.sizeimage = 160 * 120 * 5 / 4,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 2},
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{320, 240, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 5 / 4,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1},
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{640, 480, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
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.bytesperline = 640,
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.sizeimage = 640 * 480 * 5 / 4,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 0},
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};
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static const struct v4l2_pix_format sif_mode[] = {
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{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 160,
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.sizeimage = 160 * 120,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1 | MODE_RAW | MODE_REDUCED_SIF},
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{160, 120, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
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.bytesperline = 160,
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.sizeimage = 160 * 120 * 5 / 4,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1 | MODE_REDUCED_SIF},
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{176, 144, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 176,
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.sizeimage = 176 * 144,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1 | MODE_RAW},
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{176, 144, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
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.bytesperline = 176,
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.sizeimage = 176 * 144 * 5 / 4,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1},
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{320, 240, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 5 / 4,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 0 | MODE_REDUCED_SIF},
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{352, 288, V4L2_PIX_FMT_SN9C10X, V4L2_FIELD_NONE,
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.bytesperline = 352,
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.sizeimage = 352 * 288 * 5 / 4,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 0},
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};
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static const __u8 initHv7131d[] = {
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0x04, 0x03, 0x00, 0x04, 0x00, 0x00, 0x00, 0x80, 0x11, 0x00, 0x00, 0x00,
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0x00, 0x00,
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0x00, 0x00, 0x00, 0x02, 0x02, 0x00,
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0x28, 0x1e, 0x60, 0x8e, 0x42,
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};
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static const __u8 hv7131d_sensor_init[][8] = {
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{0xa0, 0x11, 0x01, 0x04, 0x00, 0x00, 0x00, 0x17},
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{0xa0, 0x11, 0x02, 0x00, 0x00, 0x00, 0x00, 0x17},
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{0xa0, 0x11, 0x28, 0x00, 0x00, 0x00, 0x00, 0x17},
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{0xa0, 0x11, 0x30, 0x30, 0x00, 0x00, 0x00, 0x17}, /* reset level */
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{0xa0, 0x11, 0x34, 0x02, 0x00, 0x00, 0x00, 0x17}, /* pixel bias volt */
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};
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static const __u8 initHv7131r[] = {
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0x46, 0x77, 0x00, 0x04, 0x00, 0x00, 0x00, 0x80, 0x11, 0x00, 0x00, 0x00,
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0x00, 0x00,
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0x00, 0x00, 0x00, 0x02, 0x01, 0x00,
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0x28, 0x1e, 0x60, 0x8a, 0x20,
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};
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static const __u8 hv7131r_sensor_init[][8] = {
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{0xc0, 0x11, 0x31, 0x38, 0x2a, 0x2e, 0x00, 0x10},
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{0xa0, 0x11, 0x01, 0x08, 0x2a, 0x2e, 0x00, 0x10},
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{0xb0, 0x11, 0x20, 0x00, 0xd0, 0x2e, 0x00, 0x10},
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{0xc0, 0x11, 0x25, 0x03, 0x0e, 0x28, 0x00, 0x16},
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{0xa0, 0x11, 0x30, 0x10, 0x0e, 0x28, 0x00, 0x15},
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};
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static const __u8 initOv6650[] = {
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0x44, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
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0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x01, 0x01, 0x0a, 0x16, 0x12, 0x68, 0x8b,
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0x10,
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};
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static const __u8 ov6650_sensor_init[][8] = {
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/* Bright, contrast, etc are set through SCBB interface.
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* AVCAP on win2 do not send any data on this controls. */
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/* Anyway, some registers appears to alter bright and constrat */
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/* Reset sensor */
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{0xa0, 0x60, 0x12, 0x80, 0x00, 0x00, 0x00, 0x10},
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/* Set clock register 0x11 low nibble is clock divider */
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{0xd0, 0x60, 0x11, 0xc0, 0x1b, 0x18, 0xc1, 0x10},
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/* Next some unknown stuff */
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{0xb0, 0x60, 0x15, 0x00, 0x02, 0x18, 0xc1, 0x10},
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/* {0xa0, 0x60, 0x1b, 0x01, 0x02, 0x18, 0xc1, 0x10},
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* THIS SET GREEN SCREEN
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* (pixels could be innverted in decode kind of "brg",
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* but blue wont be there. Avoid this data ... */
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{0xd0, 0x60, 0x26, 0x01, 0x14, 0xd8, 0xa4, 0x10}, /* format out? */
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{0xd0, 0x60, 0x26, 0x01, 0x14, 0xd8, 0xa4, 0x10},
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{0xa0, 0x60, 0x30, 0x3d, 0x0a, 0xd8, 0xa4, 0x10},
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/* Enable rgb brightness control */
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{0xa0, 0x60, 0x61, 0x08, 0x00, 0x00, 0x00, 0x10},
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/* HDG: Note windows uses the line below, which sets both register 0x60
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and 0x61 I believe these registers of the ov6650 are identical as
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those of the ov7630, because if this is true the windows settings
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add a bit additional red gain and a lot additional blue gain, which
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matches my findings that the windows settings make blue much too
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blue and red a little too red.
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{0xb0, 0x60, 0x60, 0x66, 0x68, 0xd8, 0xa4, 0x10}, */
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/* Some more unknown stuff */
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{0xa0, 0x60, 0x68, 0x04, 0x68, 0xd8, 0xa4, 0x10},
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{0xd0, 0x60, 0x17, 0x24, 0xd6, 0x04, 0x94, 0x10}, /* Clipreg */
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};
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static const __u8 initOv7630[] = {
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0x04, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, /* r01 .. r08 */
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0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* r09 .. r10 */
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0x00, 0x01, 0x01, 0x0a, /* r11 .. r14 */
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0x28, 0x1e, /* H & V sizes r15 .. r16 */
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0x68, 0x8f, MCK_INIT1, /* r17 .. r19 */
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};
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static const __u8 ov7630_sensor_init[][8] = {
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{0xa0, 0x21, 0x12, 0x80, 0x00, 0x00, 0x00, 0x10},
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{0xb0, 0x21, 0x01, 0x77, 0x3a, 0x00, 0x00, 0x10},
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/* {0xd0, 0x21, 0x12, 0x7c, 0x01, 0x80, 0x34, 0x10}, jfm */
|
|
|
|
|
{0xd0, 0x21, 0x12, 0x5c, 0x00, 0x80, 0x34, 0x10}, /* jfm */
|
|
|
|
|
{0xa0, 0x21, 0x1b, 0x04, 0x00, 0x80, 0x34, 0x10},
|
|
|
|
|
{0xa0, 0x21, 0x20, 0x44, 0x00, 0x80, 0x34, 0x10},
|
|
|
|
|
{0xa0, 0x21, 0x23, 0xee, 0x00, 0x80, 0x34, 0x10},
|
|
|
|
|
{0xd0, 0x21, 0x26, 0xa0, 0x9a, 0xa0, 0x30, 0x10},
|
|
|
|
|
{0xb0, 0x21, 0x2a, 0x80, 0x00, 0xa0, 0x30, 0x10},
|
|
|
|
|
{0xb0, 0x21, 0x2f, 0x3d, 0x24, 0xa0, 0x30, 0x10},
|
|
|
|
|
{0xa0, 0x21, 0x32, 0x86, 0x24, 0xa0, 0x30, 0x10},
|
|
|
|
|
{0xb0, 0x21, 0x60, 0xa9, 0x4a, 0xa0, 0x30, 0x10},
|
|
|
|
|
/* {0xb0, 0x21, 0x60, 0xa9, 0x42, 0xa0, 0x30, 0x10}, * jfm */
|
|
|
|
|
{0xa0, 0x21, 0x65, 0x00, 0x42, 0xa0, 0x30, 0x10},
|
|
|
|
|
{0xa0, 0x21, 0x69, 0x38, 0x42, 0xa0, 0x30, 0x10},
|
|
|
|
|
{0xc0, 0x21, 0x6f, 0x88, 0x0b, 0x00, 0x30, 0x10},
|
|
|
|
|
{0xc0, 0x21, 0x74, 0x21, 0x8e, 0x00, 0x30, 0x10},
|
|
|
|
|
{0xa0, 0x21, 0x7d, 0xf7, 0x8e, 0x00, 0x30, 0x10},
|
|
|
|
|
{0xd0, 0x21, 0x17, 0x1c, 0xbd, 0x06, 0xf6, 0x10},
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const __u8 initPas106[] = {
|
|
|
|
|
0x04, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x81, 0x40, 0x00, 0x00, 0x00,
|
|
|
|
|
0x00, 0x00,
|
|
|
|
|
0x00, 0x00, 0x00, 0x04, 0x01, 0x00,
|
|
|
|
|
0x16, 0x12, 0x24, COMP1, MCK_INIT1,
|
|
|
|
|
};
|
|
|
|
|
/* compression 0x86 mckinit1 0x2b */
|
|
|
|
|
|
|
|
|
|
/* "Known" PAS106B registers:
|
|
|
|
|
0x02 clock divider
|
|
|
|
|
0x03 Variable framerate bits 4-11
|
|
|
|
|
0x04 Var framerate bits 0-3, one must leave the 4 msb's at 0 !!
|
|
|
|
|
The variable framerate control must never be set lower then 300,
|
|
|
|
|
which sets the framerate at 90 / reg02, otherwise vsync is lost.
|
|
|
|
|
0x05 Shutter Time Line Offset, this can be used as an exposure control:
|
|
|
|
|
0 = use full frame time, 255 = no exposure at all
|
|
|
|
|
Note this may never be larger then "var-framerate control" / 2 - 2.
|
|
|
|
|
When var-framerate control is < 514, no exposure is reached at the max
|
|
|
|
|
allowed value for the framerate control value, rather then at 255.
|
|
|
|
|
0x06 Shutter Time Pixel Offset, like reg05 this influences exposure, but
|
|
|
|
|
only a very little bit, leave at 0xcd
|
|
|
|
|
0x07 offset sign bit (bit0 1 > negative offset)
|
|
|
|
|
0x08 offset
|
|
|
|
|
0x09 Blue Gain
|
|
|
|
|
0x0a Green1 Gain
|
|
|
|
|
0x0b Green2 Gain
|
|
|
|
|
0x0c Red Gain
|
|
|
|
|
0x0e Global gain
|
|
|
|
|
0x13 Write 1 to commit settings to sensor
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
static const __u8 pas106_sensor_init[][8] = {
|
|
|
|
|
/* Pixel Clock Divider 6 */
|
|
|
|
|
{ 0xa1, 0x40, 0x02, 0x04, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Frame Time MSB (also seen as 0x12) */
|
|
|
|
|
{ 0xa1, 0x40, 0x03, 0x13, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Frame Time LSB (also seen as 0x05) */
|
|
|
|
|
{ 0xa1, 0x40, 0x04, 0x06, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Shutter Time Line Offset (also seen as 0x6d) */
|
|
|
|
|
{ 0xa1, 0x40, 0x05, 0x65, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Shutter Time Pixel Offset (also seen as 0xb1) */
|
|
|
|
|
{ 0xa1, 0x40, 0x06, 0xcd, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Black Level Subtract Sign (also seen 0x00) */
|
|
|
|
|
{ 0xa1, 0x40, 0x07, 0xc1, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Black Level Subtract Level (also seen 0x01) */
|
|
|
|
|
{ 0xa1, 0x40, 0x08, 0x06, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
{ 0xa1, 0x40, 0x08, 0x06, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Color Gain B Pixel 5 a */
|
|
|
|
|
{ 0xa1, 0x40, 0x09, 0x05, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Color Gain G1 Pixel 1 5 */
|
|
|
|
|
{ 0xa1, 0x40, 0x0a, 0x04, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Color Gain G2 Pixel 1 0 5 */
|
|
|
|
|
{ 0xa1, 0x40, 0x0b, 0x04, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Color Gain R Pixel 3 1 */
|
|
|
|
|
{ 0xa1, 0x40, 0x0c, 0x05, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Color GainH Pixel */
|
|
|
|
|
{ 0xa1, 0x40, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Global Gain */
|
|
|
|
|
{ 0xa1, 0x40, 0x0e, 0x0e, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Contrast */
|
|
|
|
|
{ 0xa1, 0x40, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* H&V synchro polarity */
|
|
|
|
|
{ 0xa1, 0x40, 0x10, 0x06, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* ?default */
|
|
|
|
|
{ 0xa1, 0x40, 0x11, 0x06, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* DAC scale */
|
|
|
|
|
{ 0xa1, 0x40, 0x12, 0x06, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* ?default */
|
|
|
|
|
{ 0xa1, 0x40, 0x14, 0x02, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
/* Validate Settings */
|
|
|
|
|
{ 0xa1, 0x40, 0x13, 0x01, 0x00, 0x00, 0x00, 0x14 },
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const __u8 initPas202[] = {
|
|
|
|
|
0x44, 0x44, 0x21, 0x30, 0x00, 0x00, 0x00, 0x80, 0x40, 0x00, 0x00, 0x00,
|
|
|
|
|
0x00, 0x00,
|
|
|
|
|
0x00, 0x00, 0x00, 0x06, 0x03, 0x0a,
|
|
|
|
|
0x28, 0x1e, 0x20, 0x89, 0x20,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* "Known" PAS202BCB registers:
|
|
|
|
|
0x02 clock divider
|
|
|
|
|
0x04 Variable framerate bits 6-11 (*)
|
|
|
|
|
0x05 Var framerate bits 0-5, one must leave the 2 msb's at 0 !!
|
|
|
|
|
0x07 Blue Gain
|
|
|
|
|
0x08 Green Gain
|
|
|
|
|
0x09 Red Gain
|
|
|
|
|
0x0b offset sign bit (bit0 1 > negative offset)
|
|
|
|
|
0x0c offset
|
|
|
|
|
0x0e Unknown image is slightly brighter when bit 0 is 0, if reg0f is 0 too,
|
|
|
|
|
leave at 1 otherwise we get a jump in our exposure control
|
|
|
|
|
0x0f Exposure 0-255, 0 = use full frame time, 255 = no exposure at all
|
|
|
|
|
0x10 Master gain 0 - 31
|
|
|
|
|
0x11 write 1 to apply changes
|
|
|
|
|
(*) The variable framerate control must never be set lower then 500
|
|
|
|
|
which sets the framerate at 30 / reg02, otherwise vsync is lost.
|
|
|
|
|
*/
|
|
|
|
|
static const __u8 pas202_sensor_init[][8] = {
|
|
|
|
|
/* Set the clock divider to 4 -> 30 / 4 = 7.5 fps, we would like
|
|
|
|
|
to set it lower, but for some reason the bridge starts missing
|
|
|
|
|
vsync's then */
|
|
|
|
|
{0xa0, 0x40, 0x02, 0x04, 0x00, 0x00, 0x00, 0x10},
|
|
|
|
|
{0xd0, 0x40, 0x04, 0x07, 0x34, 0x00, 0x09, 0x10},
|
|
|
|
|
{0xd0, 0x40, 0x08, 0x01, 0x00, 0x00, 0x01, 0x10},
|
|
|
|
|
{0xd0, 0x40, 0x0c, 0x00, 0x0c, 0x01, 0x32, 0x10},
|
|
|
|
|
{0xd0, 0x40, 0x10, 0x00, 0x01, 0x00, 0x63, 0x10},
|
|
|
|
|
{0xa0, 0x40, 0x15, 0x70, 0x01, 0x00, 0x63, 0x10},
|
|
|
|
|
{0xa0, 0x40, 0x18, 0x00, 0x01, 0x00, 0x63, 0x10},
|
|
|
|
|
{0xa0, 0x40, 0x11, 0x01, 0x01, 0x00, 0x63, 0x10},
|
|
|
|
|
{0xa0, 0x40, 0x03, 0x56, 0x01, 0x00, 0x63, 0x10},
|
|
|
|
|
{0xa0, 0x40, 0x11, 0x01, 0x01, 0x00, 0x63, 0x10},
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const __u8 initTas5110c[] = {
|
|
|
|
|
0x44, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x11, 0x00, 0x00, 0x00,
|
|
|
|
|
0x00, 0x00,
|
|
|
|
|
0x00, 0x00, 0x00, 0x45, 0x09, 0x0a,
|
|
|
|
|
0x16, 0x12, 0x60, 0x86, 0x2b,
|
|
|
|
|
};
|
|
|
|
|
/* Same as above, except a different hstart */
|
|
|
|
|
static const __u8 initTas5110d[] = {
|
|
|
|
|
0x44, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x11, 0x00, 0x00, 0x00,
|
|
|
|
|
0x00, 0x00,
|
|
|
|
|
0x00, 0x00, 0x00, 0x41, 0x09, 0x0a,
|
|
|
|
|
0x16, 0x12, 0x60, 0x86, 0x2b,
|
|
|
|
|
};
|
|
|
|
|
/* tas5110c is 3 wire, tas5110d is 2 wire (regular i2c) */
|
|
|
|
|
static const __u8 tas5110c_sensor_init[][8] = {
|
|
|
|
|
{0x30, 0x11, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x10},
|
|
|
|
|
{0x30, 0x11, 0x02, 0x20, 0xa9, 0x00, 0x00, 0x10},
|
|
|
|
|
};
|
|
|
|
|
/* Known TAS5110D registers
|
|
|
|
|
* reg02: gain, bit order reversed!! 0 == max gain, 255 == min gain
|
|
|
|
|
* reg03: bit3: vflip, bit4: ~hflip, bit7: ~gainboost (~ == inverted)
|
|
|
|
|
* Note: writing reg03 seems to only work when written together with 02
|
|
|
|
|
*/
|
|
|
|
|
static const __u8 tas5110d_sensor_init[][8] = {
|
|
|
|
|
{0xa0, 0x61, 0x9a, 0xca, 0x00, 0x00, 0x00, 0x17}, /* reset */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const __u8 initTas5130[] = {
|
|
|
|
|
0x04, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x11, 0x00, 0x00, 0x00,
|
|
|
|
|
0x00, 0x00,
|
|
|
|
|
0x00, 0x00, 0x00, 0x68, 0x0c, 0x0a,
|
|
|
|
|
0x28, 0x1e, 0x60, COMP, MCK_INIT,
|
|
|
|
|
};
|
|
|
|
|
static const __u8 tas5130_sensor_init[][8] = {
|
|
|
|
|
/* {0x30, 0x11, 0x00, 0x40, 0x47, 0x00, 0x00, 0x10},
|
|
|
|
|
* shutter 0x47 short exposure? */
|
|
|
|
|
{0x30, 0x11, 0x00, 0x40, 0x01, 0x00, 0x00, 0x10},
|
|
|
|
|
/* shutter 0x01 long exposure */
|
|
|
|
|
{0x30, 0x11, 0x02, 0x20, 0x70, 0x00, 0x00, 0x10},
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const struct sensor_data sensor_data[] = {
|
2024-09-09 08:57:42 +00:00
|
|
|
SENS(initHv7131d, hv7131d_sensor_init, 0, 0),
|
|
|
|
|
SENS(initHv7131r, hv7131r_sensor_init, 0, 0),
|
|
|
|
|
SENS(initOv6650, ov6650_sensor_init, F_SIF, 0x60),
|
|
|
|
|
SENS(initOv7630, ov7630_sensor_init, 0, 0x21),
|
|
|
|
|
SENS(initPas106, pas106_sensor_init, F_SIF, 0),
|
|
|
|
|
SENS(initPas202, pas202_sensor_init, 0, 0),
|
|
|
|
|
SENS(initTas5110c, tas5110c_sensor_init, F_SIF, 0),
|
|
|
|
|
SENS(initTas5110d, tas5110d_sensor_init, F_SIF, 0),
|
|
|
|
|
SENS(initTas5130, tas5130_sensor_init, 0, 0),
|
2024-09-09 08:52:07 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* get one byte in gspca_dev->usb_buf */
|
|
|
|
|
static void reg_r(struct gspca_dev *gspca_dev,
|
|
|
|
|
__u16 value)
|
|
|
|
|
{
|
2024-09-09 08:57:42 +00:00
|
|
|
int res;
|
|
|
|
|
|
|
|
|
|
if (gspca_dev->usb_err < 0)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
res = usb_control_msg(gspca_dev->dev,
|
2024-09-09 08:52:07 +00:00
|
|
|
usb_rcvctrlpipe(gspca_dev->dev, 0),
|
|
|
|
|
0, /* request */
|
|
|
|
|
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
|
|
|
|
|
value,
|
|
|
|
|
0, /* index */
|
|
|
|
|
gspca_dev->usb_buf, 1,
|
|
|
|
|
500);
|
2024-09-09 08:57:42 +00:00
|
|
|
|
|
|
|
|
if (res < 0) {
|
|
|
|
|
dev_err(gspca_dev->v4l2_dev.dev,
|
|
|
|
|
"Error reading register %02x: %d\n", value, res);
|
|
|
|
|
gspca_dev->usb_err = res;
|
|
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void reg_w(struct gspca_dev *gspca_dev,
|
|
|
|
|
__u16 value,
|
|
|
|
|
const __u8 *buffer,
|
|
|
|
|
int len)
|
|
|
|
|
{
|
2024-09-09 08:57:42 +00:00
|
|
|
int res;
|
|
|
|
|
|
|
|
|
|
if (gspca_dev->usb_err < 0)
|
2024-09-09 08:52:07 +00:00
|
|
|
return;
|
2024-09-09 08:57:42 +00:00
|
|
|
|
2024-09-09 08:52:07 +00:00
|
|
|
memcpy(gspca_dev->usb_buf, buffer, len);
|
2024-09-09 08:57:42 +00:00
|
|
|
res = usb_control_msg(gspca_dev->dev,
|
2024-09-09 08:52:07 +00:00
|
|
|
usb_sndctrlpipe(gspca_dev->dev, 0),
|
|
|
|
|
0x08, /* request */
|
|
|
|
|
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
|
|
|
|
|
value,
|
|
|
|
|
0, /* index */
|
|
|
|
|
gspca_dev->usb_buf, len,
|
|
|
|
|
500);
|
2024-09-09 08:57:42 +00:00
|
|
|
|
|
|
|
|
if (res < 0) {
|
|
|
|
|
dev_err(gspca_dev->v4l2_dev.dev,
|
|
|
|
|
"Error writing register %02x: %d\n", value, res);
|
|
|
|
|
gspca_dev->usb_err = res;
|
|
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
static void i2c_w(struct gspca_dev *gspca_dev, const u8 *buf)
|
2024-09-09 08:52:07 +00:00
|
|
|
{
|
|
|
|
|
int retry = 60;
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->usb_err < 0)
|
|
|
|
|
return;
|
|
|
|
|
|
2024-09-09 08:52:07 +00:00
|
|
|
/* is i2c ready */
|
2024-09-09 08:57:42 +00:00
|
|
|
reg_w(gspca_dev, 0x08, buf, 8);
|
2024-09-09 08:52:07 +00:00
|
|
|
while (retry--) {
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->usb_err < 0)
|
|
|
|
|
return;
|
|
|
|
|
msleep(1);
|
2024-09-09 08:52:07 +00:00
|
|
|
reg_r(gspca_dev, 0x08);
|
|
|
|
|
if (gspca_dev->usb_buf[0] & 0x04) {
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->usb_buf[0] & 0x08) {
|
|
|
|
|
dev_err(gspca_dev->v4l2_dev.dev,
|
|
|
|
|
"i2c error writing %8ph\n", buf);
|
|
|
|
|
gspca_dev->usb_err = -EIO;
|
|
|
|
|
}
|
|
|
|
|
return;
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
}
|
2024-09-09 08:57:42 +00:00
|
|
|
|
|
|
|
|
dev_err(gspca_dev->v4l2_dev.dev, "i2c write timeout\n");
|
|
|
|
|
gspca_dev->usb_err = -EIO;
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void i2c_w_vector(struct gspca_dev *gspca_dev,
|
|
|
|
|
const __u8 buffer[][8], int len)
|
|
|
|
|
{
|
|
|
|
|
for (;;) {
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->usb_err < 0)
|
|
|
|
|
return;
|
|
|
|
|
i2c_w(gspca_dev, *buffer);
|
2024-09-09 08:52:07 +00:00
|
|
|
len -= 8;
|
|
|
|
|
if (len <= 0)
|
|
|
|
|
break;
|
|
|
|
|
buffer++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void setbrightness(struct gspca_dev *gspca_dev)
|
|
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
|
|
|
|
|
|
switch (sd->sensor) {
|
|
|
|
|
case SENSOR_OV6650:
|
|
|
|
|
case SENSOR_OV7630: {
|
|
|
|
|
__u8 i2cOV[] =
|
|
|
|
|
{0xa0, 0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x10};
|
|
|
|
|
|
|
|
|
|
/* change reg 0x06 */
|
|
|
|
|
i2cOV[1] = sensor_data[sd->sensor].sensor_addr;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2cOV[3] = sd->brightness->val;
|
|
|
|
|
i2c_w(gspca_dev, i2cOV);
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_PAS106:
|
|
|
|
|
case SENSOR_PAS202: {
|
|
|
|
|
__u8 i2cpbright[] =
|
|
|
|
|
{0xb0, 0x40, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x16};
|
|
|
|
|
__u8 i2cpdoit[] =
|
|
|
|
|
{0xa0, 0x40, 0x11, 0x01, 0x00, 0x00, 0x00, 0x16};
|
|
|
|
|
|
|
|
|
|
/* PAS106 uses reg 7 and 8 instead of b and c */
|
|
|
|
|
if (sd->sensor == SENSOR_PAS106) {
|
|
|
|
|
i2cpbright[2] = 7;
|
|
|
|
|
i2cpdoit[2] = 0x13;
|
|
|
|
|
}
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
if (sd->brightness->val < 127) {
|
2024-09-09 08:52:07 +00:00
|
|
|
/* change reg 0x0b, signreg */
|
|
|
|
|
i2cpbright[3] = 0x01;
|
|
|
|
|
/* set reg 0x0c, offset */
|
2024-09-09 08:57:42 +00:00
|
|
|
i2cpbright[4] = 127 - sd->brightness->val;
|
2024-09-09 08:52:07 +00:00
|
|
|
} else
|
2024-09-09 08:57:42 +00:00
|
|
|
i2cpbright[4] = sd->brightness->val - 127;
|
2024-09-09 08:52:07 +00:00
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2cpbright);
|
|
|
|
|
i2c_w(gspca_dev, i2cpdoit);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
default:
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
static void setgain(struct gspca_dev *gspca_dev)
|
2024-09-09 08:52:07 +00:00
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
2024-09-09 08:57:42 +00:00
|
|
|
u8 gain = gspca_dev->gain->val;
|
2024-09-09 08:52:07 +00:00
|
|
|
|
|
|
|
|
switch (sd->sensor) {
|
|
|
|
|
case SENSOR_HV7131D: {
|
|
|
|
|
__u8 i2c[] =
|
|
|
|
|
{0xc0, 0x11, 0x31, 0x00, 0x00, 0x00, 0x00, 0x17};
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c[3] = 0x3f - gain;
|
|
|
|
|
i2c[4] = 0x3f - gain;
|
|
|
|
|
i2c[5] = 0x3f - gain;
|
2024-09-09 08:52:07 +00:00
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2c);
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_TAS5110C:
|
|
|
|
|
case SENSOR_TAS5130CXX: {
|
|
|
|
|
__u8 i2c[] =
|
|
|
|
|
{0x30, 0x11, 0x02, 0x20, 0x70, 0x00, 0x00, 0x10};
|
|
|
|
|
|
|
|
|
|
i2c[4] = 255 - gain;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2c);
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_TAS5110D: {
|
|
|
|
|
__u8 i2c[] = {
|
|
|
|
|
0xb0, 0x61, 0x02, 0x00, 0x10, 0x00, 0x00, 0x17 };
|
|
|
|
|
gain = 255 - gain;
|
|
|
|
|
/* The bits in the register are the wrong way around!! */
|
|
|
|
|
i2c[3] |= (gain & 0x80) >> 7;
|
|
|
|
|
i2c[3] |= (gain & 0x40) >> 5;
|
|
|
|
|
i2c[3] |= (gain & 0x20) >> 3;
|
|
|
|
|
i2c[3] |= (gain & 0x10) >> 1;
|
|
|
|
|
i2c[3] |= (gain & 0x08) << 1;
|
|
|
|
|
i2c[3] |= (gain & 0x04) << 3;
|
|
|
|
|
i2c[3] |= (gain & 0x02) << 5;
|
|
|
|
|
i2c[3] |= (gain & 0x01) << 7;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2c);
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_OV6650:
|
|
|
|
|
case SENSOR_OV7630: {
|
|
|
|
|
__u8 i2c[] = {0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10};
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
/*
|
|
|
|
|
* The ov7630's gain is weird, at 32 the gain drops to the
|
|
|
|
|
* same level as at 16, so skip 32-47 (of the 0-63 scale).
|
|
|
|
|
*/
|
|
|
|
|
if (sd->sensor == SENSOR_OV7630 && gain >= 32)
|
|
|
|
|
gain += 16;
|
|
|
|
|
|
2024-09-09 08:52:07 +00:00
|
|
|
i2c[1] = sensor_data[sd->sensor].sensor_addr;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c[3] = gain;
|
|
|
|
|
i2c_w(gspca_dev, i2c);
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_PAS106:
|
|
|
|
|
case SENSOR_PAS202: {
|
|
|
|
|
__u8 i2cpgain[] =
|
|
|
|
|
{0xa0, 0x40, 0x10, 0x00, 0x00, 0x00, 0x00, 0x15};
|
|
|
|
|
__u8 i2cpcolorgain[] =
|
|
|
|
|
{0xc0, 0x40, 0x07, 0x00, 0x00, 0x00, 0x00, 0x15};
|
|
|
|
|
__u8 i2cpdoit[] =
|
|
|
|
|
{0xa0, 0x40, 0x11, 0x01, 0x00, 0x00, 0x00, 0x16};
|
|
|
|
|
|
|
|
|
|
/* PAS106 uses different regs (and has split green gains) */
|
|
|
|
|
if (sd->sensor == SENSOR_PAS106) {
|
|
|
|
|
i2cpgain[2] = 0x0e;
|
|
|
|
|
i2cpcolorgain[0] = 0xd0;
|
|
|
|
|
i2cpcolorgain[2] = 0x09;
|
|
|
|
|
i2cpdoit[2] = 0x13;
|
|
|
|
|
}
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
i2cpgain[3] = gain;
|
|
|
|
|
i2cpcolorgain[3] = gain >> 1;
|
|
|
|
|
i2cpcolorgain[4] = gain >> 1;
|
|
|
|
|
i2cpcolorgain[5] = gain >> 1;
|
|
|
|
|
i2cpcolorgain[6] = gain >> 1;
|
2024-09-09 08:52:07 +00:00
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2cpgain);
|
|
|
|
|
i2c_w(gspca_dev, i2cpcolorgain);
|
|
|
|
|
i2c_w(gspca_dev, i2cpdoit);
|
|
|
|
|
break;
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
2024-09-09 08:57:42 +00:00
|
|
|
default:
|
|
|
|
|
if (sd->bridge == BRIDGE_103) {
|
|
|
|
|
u8 buf[3] = { gain, gain, gain }; /* R, G, B */
|
|
|
|
|
reg_w(gspca_dev, 0x05, buf, 3);
|
|
|
|
|
} else {
|
|
|
|
|
u8 buf[2];
|
|
|
|
|
buf[0] = gain << 4 | gain; /* Red and blue */
|
|
|
|
|
buf[1] = gain; /* Green */
|
|
|
|
|
reg_w(gspca_dev, 0x10, buf, 2);
|
|
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void setexposure(struct gspca_dev *gspca_dev)
|
|
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
|
|
|
|
|
|
switch (sd->sensor) {
|
|
|
|
|
case SENSOR_HV7131D: {
|
|
|
|
|
/* Note the datasheet wrongly says line mode exposure uses reg
|
|
|
|
|
0x26 and 0x27, testing has shown 0x25 + 0x26 */
|
|
|
|
|
__u8 i2c[] = {0xc0, 0x11, 0x25, 0x00, 0x00, 0x00, 0x00, 0x17};
|
2024-09-09 08:57:42 +00:00
|
|
|
u16 reg = gspca_dev->exposure->val;
|
2024-09-09 08:52:07 +00:00
|
|
|
|
|
|
|
|
i2c[3] = reg >> 8;
|
|
|
|
|
i2c[4] = reg & 0xff;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2c);
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_TAS5110C:
|
|
|
|
|
case SENSOR_TAS5110D: {
|
|
|
|
|
/* register 19's high nibble contains the sn9c10x clock divider
|
|
|
|
|
The high nibble configures the no fps according to the
|
|
|
|
|
formula: 60 / high_nibble. With a maximum of 30 fps */
|
2024-09-09 08:57:42 +00:00
|
|
|
u8 reg = gspca_dev->exposure->val;
|
2024-09-09 08:52:07 +00:00
|
|
|
|
|
|
|
|
reg = (reg << 4) | 0x0b;
|
|
|
|
|
reg_w(gspca_dev, 0x19, ®, 1);
|
|
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_OV6650:
|
|
|
|
|
case SENSOR_OV7630: {
|
|
|
|
|
/* The ov6650 / ov7630 have 2 registers which both influence
|
|
|
|
|
exposure, register 11, whose low nibble sets the nr off fps
|
|
|
|
|
according to: fps = 30 / (low_nibble + 1)
|
|
|
|
|
|
|
|
|
|
The fps configures the maximum exposure setting, but it is
|
|
|
|
|
possible to use less exposure then what the fps maximum
|
|
|
|
|
allows by setting register 10. register 10 configures the
|
|
|
|
|
actual exposure as quotient of the full exposure, with 0
|
|
|
|
|
being no exposure at all (not very useful) and reg10_max
|
|
|
|
|
being max exposure possible at that framerate.
|
|
|
|
|
|
|
|
|
|
The code maps our 0 - 510 ms exposure ctrl to these 2
|
|
|
|
|
registers, trying to keep fps as high as possible.
|
|
|
|
|
*/
|
|
|
|
|
__u8 i2c[] = {0xb0, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x10};
|
|
|
|
|
int reg10, reg11, reg10_max;
|
|
|
|
|
|
|
|
|
|
/* ov6645 datasheet says reg10_max is 9a, but that uses
|
|
|
|
|
tline * 2 * reg10 as formula for calculating texpo, the
|
|
|
|
|
ov6650 probably uses the same formula as the 7730 which uses
|
|
|
|
|
tline * 4 * reg10, which explains why the reg10max we've
|
|
|
|
|
found experimentally for the ov6650 is exactly half that of
|
|
|
|
|
the ov6645. The ov7630 datasheet says the max is 0x41. */
|
|
|
|
|
if (sd->sensor == SENSOR_OV6650) {
|
|
|
|
|
reg10_max = 0x4d;
|
|
|
|
|
i2c[4] = 0xc0; /* OV6650 needs non default vsync pol */
|
|
|
|
|
} else
|
|
|
|
|
reg10_max = 0x41;
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
reg11 = (15 * gspca_dev->exposure->val + 999) / 1000;
|
2024-09-09 08:52:07 +00:00
|
|
|
if (reg11 < 1)
|
|
|
|
|
reg11 = 1;
|
|
|
|
|
else if (reg11 > 16)
|
|
|
|
|
reg11 = 16;
|
|
|
|
|
|
|
|
|
|
/* In 640x480, if the reg11 has less than 4, the image is
|
|
|
|
|
unstable (the bridge goes into a higher compression mode
|
|
|
|
|
which we have not reverse engineered yet). */
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->pixfmt.width == 640 && reg11 < 4)
|
2024-09-09 08:52:07 +00:00
|
|
|
reg11 = 4;
|
|
|
|
|
|
|
|
|
|
/* frame exposure time in ms = 1000 * reg11 / 30 ->
|
2024-09-09 08:57:42 +00:00
|
|
|
reg10 = (gspca_dev->exposure->val / 2) * reg10_max
|
2024-09-09 08:52:07 +00:00
|
|
|
/ (1000 * reg11 / 30) */
|
2024-09-09 08:57:42 +00:00
|
|
|
reg10 = (gspca_dev->exposure->val * 15 * reg10_max)
|
2024-09-09 08:52:07 +00:00
|
|
|
/ (1000 * reg11);
|
|
|
|
|
|
|
|
|
|
/* Don't allow this to get below 10 when using autogain, the
|
|
|
|
|
steps become very large (relatively) when below 10 causing
|
|
|
|
|
the image to oscilate from much too dark, to much too bright
|
|
|
|
|
and back again. */
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->autogain->val && reg10 < 10)
|
2024-09-09 08:52:07 +00:00
|
|
|
reg10 = 10;
|
|
|
|
|
else if (reg10 > reg10_max)
|
|
|
|
|
reg10 = reg10_max;
|
|
|
|
|
|
|
|
|
|
/* Write reg 10 and reg11 low nibble */
|
|
|
|
|
i2c[1] = sensor_data[sd->sensor].sensor_addr;
|
|
|
|
|
i2c[3] = reg10;
|
|
|
|
|
i2c[4] |= reg11 - 1;
|
|
|
|
|
|
|
|
|
|
/* If register 11 didn't change, don't change it */
|
|
|
|
|
if (sd->reg11 == reg11)
|
|
|
|
|
i2c[0] = 0xa0;
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2c);
|
|
|
|
|
if (gspca_dev->usb_err == 0)
|
2024-09-09 08:52:07 +00:00
|
|
|
sd->reg11 = reg11;
|
|
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_PAS202: {
|
|
|
|
|
__u8 i2cpframerate[] =
|
|
|
|
|
{0xb0, 0x40, 0x04, 0x00, 0x00, 0x00, 0x00, 0x16};
|
|
|
|
|
__u8 i2cpexpo[] =
|
|
|
|
|
{0xa0, 0x40, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x16};
|
|
|
|
|
const __u8 i2cpdoit[] =
|
|
|
|
|
{0xa0, 0x40, 0x11, 0x01, 0x00, 0x00, 0x00, 0x16};
|
|
|
|
|
int framerate_ctrl;
|
|
|
|
|
|
|
|
|
|
/* The exposure knee for the autogain algorithm is 200
|
|
|
|
|
(100 ms / 10 fps on other sensors), for values below this
|
|
|
|
|
use the control for setting the partial frame expose time,
|
|
|
|
|
above that use variable framerate. This way we run at max
|
|
|
|
|
framerate (640x480@7.5 fps, 320x240@10fps) until the knee
|
|
|
|
|
is reached. Using the variable framerate control above 200
|
|
|
|
|
is better then playing around with both clockdiv + partial
|
|
|
|
|
frame exposure times (like we are doing with the ov chips),
|
|
|
|
|
as that sometimes leads to jumps in the exposure control,
|
|
|
|
|
which are bad for auto exposure. */
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->exposure->val < 200) {
|
|
|
|
|
i2cpexpo[3] = 255 - (gspca_dev->exposure->val * 255)
|
2024-09-09 08:52:07 +00:00
|
|
|
/ 200;
|
|
|
|
|
framerate_ctrl = 500;
|
|
|
|
|
} else {
|
|
|
|
|
/* The PAS202's exposure control goes from 0 - 4095,
|
|
|
|
|
but anything below 500 causes vsync issues, so scale
|
|
|
|
|
our 200-1023 to 500-4095 */
|
2024-09-09 08:57:42 +00:00
|
|
|
framerate_ctrl = (gspca_dev->exposure->val - 200)
|
2024-09-09 08:52:07 +00:00
|
|
|
* 1000 / 229 + 500;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
i2cpframerate[3] = framerate_ctrl >> 6;
|
|
|
|
|
i2cpframerate[4] = framerate_ctrl & 0x3f;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2cpframerate);
|
|
|
|
|
i2c_w(gspca_dev, i2cpexpo);
|
|
|
|
|
i2c_w(gspca_dev, i2cpdoit);
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
2024-09-09 08:57:42 +00:00
|
|
|
}
|
2024-09-09 08:52:07 +00:00
|
|
|
case SENSOR_PAS106: {
|
|
|
|
|
__u8 i2cpframerate[] =
|
|
|
|
|
{0xb1, 0x40, 0x03, 0x00, 0x00, 0x00, 0x00, 0x14};
|
|
|
|
|
__u8 i2cpexpo[] =
|
|
|
|
|
{0xa1, 0x40, 0x05, 0x00, 0x00, 0x00, 0x00, 0x14};
|
|
|
|
|
const __u8 i2cpdoit[] =
|
|
|
|
|
{0xa1, 0x40, 0x13, 0x01, 0x00, 0x00, 0x00, 0x14};
|
|
|
|
|
int framerate_ctrl;
|
|
|
|
|
|
|
|
|
|
/* For values below 150 use partial frame exposure, above
|
|
|
|
|
that use framerate ctrl */
|
2024-09-09 08:57:42 +00:00
|
|
|
if (gspca_dev->exposure->val < 150) {
|
|
|
|
|
i2cpexpo[3] = 150 - gspca_dev->exposure->val;
|
2024-09-09 08:52:07 +00:00
|
|
|
framerate_ctrl = 300;
|
|
|
|
|
} else {
|
|
|
|
|
/* The PAS106's exposure control goes from 0 - 4095,
|
|
|
|
|
but anything below 300 causes vsync issues, so scale
|
|
|
|
|
our 150-1023 to 300-4095 */
|
2024-09-09 08:57:42 +00:00
|
|
|
framerate_ctrl = (gspca_dev->exposure->val - 150)
|
2024-09-09 08:52:07 +00:00
|
|
|
* 1000 / 230 + 300;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
i2cpframerate[3] = framerate_ctrl >> 4;
|
|
|
|
|
i2cpframerate[4] = framerate_ctrl & 0x0f;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2cpframerate);
|
|
|
|
|
i2c_w(gspca_dev, i2cpexpo);
|
|
|
|
|
i2c_w(gspca_dev, i2cpdoit);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
default:
|
2024-09-09 08:52:07 +00:00
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void setfreq(struct gspca_dev *gspca_dev)
|
|
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
if (sd->sensor == SENSOR_OV6650 || sd->sensor == SENSOR_OV7630) {
|
2024-09-09 08:52:07 +00:00
|
|
|
/* Framerate adjust register for artificial light 50 hz flicker
|
|
|
|
|
compensation, for the ov6650 this is identical to ov6630
|
|
|
|
|
0x2b register, see ov6630 datasheet.
|
|
|
|
|
0x4f / 0x8a -> (30 fps -> 25 fps), 0x00 -> no adjustment */
|
|
|
|
|
__u8 i2c[] = {0xa0, 0x00, 0x2b, 0x00, 0x00, 0x00, 0x00, 0x10};
|
2024-09-09 08:57:42 +00:00
|
|
|
switch (sd->plfreq->val) {
|
2024-09-09 08:52:07 +00:00
|
|
|
default:
|
|
|
|
|
/* case 0: * no filter*/
|
|
|
|
|
/* case 2: * 60 hz */
|
|
|
|
|
i2c[3] = 0;
|
|
|
|
|
break;
|
|
|
|
|
case 1: /* 50 hz */
|
|
|
|
|
i2c[3] = (sd->sensor == SENSOR_OV6650)
|
|
|
|
|
? 0x4f : 0x8a;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
i2c[1] = sensor_data[sd->sensor].sensor_addr;
|
2024-09-09 08:57:42 +00:00
|
|
|
i2c_w(gspca_dev, i2c);
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void do_autogain(struct gspca_dev *gspca_dev)
|
|
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
2024-09-09 08:57:42 +00:00
|
|
|
int deadzone, desired_avg_lum, avg_lum;
|
2024-09-09 08:52:07 +00:00
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
avg_lum = atomic_read(&sd->avg_lum);
|
|
|
|
|
if (avg_lum == -1)
|
2024-09-09 08:52:07 +00:00
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
if (sd->autogain_ignore_frames > 0) {
|
|
|
|
|
sd->autogain_ignore_frames--;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* SIF / VGA sensors have a different autoexposure area and thus
|
|
|
|
|
different avg_lum values for the same picture brightness */
|
|
|
|
|
if (sensor_data[sd->sensor].flags & F_SIF) {
|
|
|
|
|
deadzone = 500;
|
|
|
|
|
/* SIF sensors tend to overexpose, so keep this small */
|
|
|
|
|
desired_avg_lum = 5000;
|
|
|
|
|
} else {
|
|
|
|
|
deadzone = 1500;
|
|
|
|
|
desired_avg_lum = 13000;
|
|
|
|
|
}
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
if (sd->brightness)
|
|
|
|
|
desired_avg_lum = sd->brightness->val * desired_avg_lum / 127;
|
|
|
|
|
|
|
|
|
|
if (gspca_dev->exposure->maximum < 500) {
|
|
|
|
|
if (gspca_coarse_grained_expo_autogain(gspca_dev, avg_lum,
|
|
|
|
|
desired_avg_lum, deadzone))
|
|
|
|
|
sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES;
|
|
|
|
|
} else {
|
|
|
|
|
int gain_knee = (s32)gspca_dev->gain->maximum * 9 / 10;
|
|
|
|
|
if (gspca_expo_autogain(gspca_dev, avg_lum, desired_avg_lum,
|
|
|
|
|
deadzone, gain_knee, sd->exposure_knee))
|
|
|
|
|
sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES;
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* this function is called at probe time */
|
|
|
|
|
static int sd_config(struct gspca_dev *gspca_dev,
|
|
|
|
|
const struct usb_device_id *id)
|
|
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
|
struct cam *cam;
|
|
|
|
|
|
|
|
|
|
reg_r(gspca_dev, 0x00);
|
|
|
|
|
if (gspca_dev->usb_buf[0] != 0x10)
|
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
|
|
/* copy the webcam info from the device id */
|
|
|
|
|
sd->sensor = id->driver_info >> 8;
|
|
|
|
|
sd->bridge = id->driver_info & 0xff;
|
|
|
|
|
|
|
|
|
|
cam = &gspca_dev->cam;
|
|
|
|
|
if (!(sensor_data[sd->sensor].flags & F_SIF)) {
|
|
|
|
|
cam->cam_mode = vga_mode;
|
|
|
|
|
cam->nmodes = ARRAY_SIZE(vga_mode);
|
|
|
|
|
} else {
|
|
|
|
|
cam->cam_mode = sif_mode;
|
|
|
|
|
cam->nmodes = ARRAY_SIZE(sif_mode);
|
|
|
|
|
}
|
|
|
|
|
cam->npkt = 36; /* 36 packets per ISOC message */
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* this function is called at probe and resume time */
|
|
|
|
|
static int sd_init(struct gspca_dev *gspca_dev)
|
|
|
|
|
{
|
|
|
|
|
const __u8 stop = 0x09; /* Disable stream turn of LED */
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
reg_w(gspca_dev, 0x01, &stop, 1);
|
|
|
|
|
|
|
|
|
|
return gspca_dev->usb_err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
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 (ctrl->id == V4L2_CID_AUTOGAIN && ctrl->is_new && ctrl->val) {
|
|
|
|
|
/* when switching to autogain set defaults to make sure
|
|
|
|
|
we are on a valid point of the autogain gain /
|
|
|
|
|
exposure knee graph, and give this change time to
|
|
|
|
|
take effect before doing autogain. */
|
|
|
|
|
gspca_dev->gain->val = gspca_dev->gain->default_value;
|
|
|
|
|
gspca_dev->exposure->val = gspca_dev->exposure->default_value;
|
|
|
|
|
sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES;
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
if (!gspca_dev->streaming)
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
|
|
switch (ctrl->id) {
|
|
|
|
|
case V4L2_CID_BRIGHTNESS:
|
|
|
|
|
setbrightness(gspca_dev);
|
|
|
|
|
break;
|
|
|
|
|
case V4L2_CID_AUTOGAIN:
|
|
|
|
|
if (gspca_dev->exposure->is_new || (ctrl->is_new && ctrl->val))
|
|
|
|
|
setexposure(gspca_dev);
|
|
|
|
|
if (gspca_dev->gain->is_new || (ctrl->is_new && ctrl->val))
|
|
|
|
|
setgain(gspca_dev);
|
|
|
|
|
break;
|
|
|
|
|
case V4L2_CID_POWER_LINE_FREQUENCY:
|
|
|
|
|
setfreq(gspca_dev);
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
return -EINVAL;
|
|
|
|
|
}
|
|
|
|
|
return gspca_dev->usb_err;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static const struct v4l2_ctrl_ops sd_ctrl_ops = {
|
|
|
|
|
.s_ctrl = sd_s_ctrl,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* this function is called at probe time */
|
|
|
|
|
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, 5);
|
|
|
|
|
|
|
|
|
|
if (sd->sensor == SENSOR_OV6650 || sd->sensor == SENSOR_OV7630 ||
|
|
|
|
|
sd->sensor == SENSOR_PAS106 || sd->sensor == SENSOR_PAS202)
|
|
|
|
|
sd->brightness = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_BRIGHTNESS, 0, 255, 1, 127);
|
|
|
|
|
|
|
|
|
|
/* Gain range is sensor dependent */
|
|
|
|
|
switch (sd->sensor) {
|
|
|
|
|
case SENSOR_OV6650:
|
|
|
|
|
case SENSOR_PAS106:
|
|
|
|
|
case SENSOR_PAS202:
|
|
|
|
|
gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_GAIN, 0, 31, 1, 15);
|
|
|
|
|
break;
|
|
|
|
|
case SENSOR_OV7630:
|
|
|
|
|
gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_GAIN, 0, 47, 1, 31);
|
|
|
|
|
break;
|
|
|
|
|
case SENSOR_HV7131D:
|
|
|
|
|
gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_GAIN, 0, 63, 1, 31);
|
|
|
|
|
break;
|
|
|
|
|
case SENSOR_TAS5110C:
|
|
|
|
|
case SENSOR_TAS5110D:
|
|
|
|
|
case SENSOR_TAS5130CXX:
|
|
|
|
|
gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_GAIN, 0, 255, 1, 127);
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
if (sd->bridge == BRIDGE_103) {
|
|
|
|
|
gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_GAIN, 0, 127, 1, 63);
|
|
|
|
|
} else {
|
|
|
|
|
gspca_dev->gain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_GAIN, 0, 15, 1, 7);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Exposure range is sensor dependent, and not all have exposure */
|
|
|
|
|
switch (sd->sensor) {
|
|
|
|
|
case SENSOR_HV7131D:
|
|
|
|
|
gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_EXPOSURE, 0, 8191, 1, 482);
|
|
|
|
|
sd->exposure_knee = 964;
|
|
|
|
|
break;
|
|
|
|
|
case SENSOR_OV6650:
|
|
|
|
|
case SENSOR_OV7630:
|
|
|
|
|
case SENSOR_PAS106:
|
|
|
|
|
case SENSOR_PAS202:
|
|
|
|
|
gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_EXPOSURE, 0, 1023, 1, 66);
|
|
|
|
|
sd->exposure_knee = 200;
|
|
|
|
|
break;
|
|
|
|
|
case SENSOR_TAS5110C:
|
|
|
|
|
case SENSOR_TAS5110D:
|
|
|
|
|
gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_EXPOSURE, 2, 15, 1, 2);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (gspca_dev->exposure) {
|
|
|
|
|
gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (sd->sensor == SENSOR_OV6650 || sd->sensor == SENSOR_OV7630)
|
|
|
|
|
sd->plfreq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
|
|
|
|
|
V4L2_CID_POWER_LINE_FREQUENCY,
|
|
|
|
|
V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0,
|
|
|
|
|
V4L2_CID_POWER_LINE_FREQUENCY_DISABLED);
|
|
|
|
|
|
|
|
|
|
if (hdl->error) {
|
|
|
|
|
pr_err("Could not initialize controls\n");
|
|
|
|
|
return hdl->error;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (gspca_dev->autogain)
|
|
|
|
|
v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, false);
|
2024-09-09 08:52:07 +00:00
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* -- start the camera -- */
|
|
|
|
|
static int sd_start(struct gspca_dev *gspca_dev)
|
|
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
|
struct cam *cam = &gspca_dev->cam;
|
|
|
|
|
int i, mode;
|
|
|
|
|
__u8 regs[0x31];
|
|
|
|
|
|
|
|
|
|
mode = cam->cam_mode[gspca_dev->curr_mode].priv & 0x07;
|
|
|
|
|
/* Copy registers 0x01 - 0x19 from the template */
|
|
|
|
|
memcpy(®s[0x01], sensor_data[sd->sensor].bridge_init, 0x19);
|
|
|
|
|
/* Set the mode */
|
|
|
|
|
regs[0x18] |= mode << 4;
|
|
|
|
|
|
|
|
|
|
/* Set bridge gain to 1.0 */
|
|
|
|
|
if (sd->bridge == BRIDGE_103) {
|
|
|
|
|
regs[0x05] = 0x20; /* Red */
|
|
|
|
|
regs[0x06] = 0x20; /* Green */
|
|
|
|
|
regs[0x07] = 0x20; /* Blue */
|
|
|
|
|
} else {
|
|
|
|
|
regs[0x10] = 0x00; /* Red and blue */
|
|
|
|
|
regs[0x11] = 0x00; /* Green */
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Setup pixel numbers and auto exposure window */
|
|
|
|
|
if (sensor_data[sd->sensor].flags & F_SIF) {
|
|
|
|
|
regs[0x1a] = 0x14; /* HO_SIZE 640, makes no sense */
|
|
|
|
|
regs[0x1b] = 0x0a; /* VO_SIZE 320, makes no sense */
|
|
|
|
|
regs[0x1c] = 0x02; /* AE H-start 64 */
|
|
|
|
|
regs[0x1d] = 0x02; /* AE V-start 64 */
|
|
|
|
|
regs[0x1e] = 0x09; /* AE H-end 288 */
|
|
|
|
|
regs[0x1f] = 0x07; /* AE V-end 224 */
|
|
|
|
|
} else {
|
|
|
|
|
regs[0x1a] = 0x1d; /* HO_SIZE 960, makes no sense */
|
|
|
|
|
regs[0x1b] = 0x10; /* VO_SIZE 512, makes no sense */
|
|
|
|
|
regs[0x1c] = 0x05; /* AE H-start 160 */
|
|
|
|
|
regs[0x1d] = 0x03; /* AE V-start 96 */
|
|
|
|
|
regs[0x1e] = 0x0f; /* AE H-end 480 */
|
|
|
|
|
regs[0x1f] = 0x0c; /* AE V-end 384 */
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Setup the gamma table (only used with the sn9c103 bridge) */
|
|
|
|
|
for (i = 0; i < 16; i++)
|
|
|
|
|
regs[0x20 + i] = i * 16;
|
|
|
|
|
regs[0x20 + i] = 255;
|
|
|
|
|
|
|
|
|
|
/* Special cases where some regs depend on mode or bridge */
|
|
|
|
|
switch (sd->sensor) {
|
|
|
|
|
case SENSOR_TAS5130CXX:
|
|
|
|
|
/* FIXME / TESTME
|
|
|
|
|
probably not mode specific at all most likely the upper
|
|
|
|
|
nibble of 0x19 is exposure (clock divider) just as with
|
|
|
|
|
the tas5110, we need someone to test this. */
|
|
|
|
|
regs[0x19] = mode ? 0x23 : 0x43;
|
|
|
|
|
break;
|
|
|
|
|
case SENSOR_OV7630:
|
|
|
|
|
/* FIXME / TESTME for some reason with the 101/102 bridge the
|
|
|
|
|
clock is set to 12 Mhz (reg1 == 0x04), rather then 24.
|
|
|
|
|
Also the hstart needs to go from 1 to 2 when using a 103,
|
|
|
|
|
which is likely related. This does not seem right. */
|
|
|
|
|
if (sd->bridge == BRIDGE_103) {
|
|
|
|
|
regs[0x01] = 0x44; /* Select 24 Mhz clock */
|
|
|
|
|
regs[0x12] = 0x02; /* Set hstart to 2 */
|
|
|
|
|
}
|
2024-09-09 08:57:42 +00:00
|
|
|
break;
|
|
|
|
|
case SENSOR_PAS202:
|
|
|
|
|
/* For some unknown reason we need to increase hstart by 1 on
|
|
|
|
|
the sn9c103, otherwise we get wrong colors (bayer shift). */
|
|
|
|
|
if (sd->bridge == BRIDGE_103)
|
|
|
|
|
regs[0x12] += 1;
|
|
|
|
|
break;
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
/* Disable compression when the raw bayer format has been selected */
|
|
|
|
|
if (cam->cam_mode[gspca_dev->curr_mode].priv & MODE_RAW)
|
|
|
|
|
regs[0x18] &= ~0x80;
|
|
|
|
|
|
|
|
|
|
/* Vga mode emulation on SIF sensor? */
|
|
|
|
|
if (cam->cam_mode[gspca_dev->curr_mode].priv & MODE_REDUCED_SIF) {
|
|
|
|
|
regs[0x12] += 16; /* hstart adjust */
|
|
|
|
|
regs[0x13] += 24; /* vstart adjust */
|
|
|
|
|
regs[0x15] = 320 / 16; /* hsize */
|
|
|
|
|
regs[0x16] = 240 / 16; /* vsize */
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* reg 0x01 bit 2 video transfert on */
|
|
|
|
|
reg_w(gspca_dev, 0x01, ®s[0x01], 1);
|
|
|
|
|
/* reg 0x17 SensorClk enable inv Clk 0x60 */
|
|
|
|
|
reg_w(gspca_dev, 0x17, ®s[0x17], 1);
|
|
|
|
|
/* Set the registers from the template */
|
|
|
|
|
reg_w(gspca_dev, 0x01, ®s[0x01],
|
|
|
|
|
(sd->bridge == BRIDGE_103) ? 0x30 : 0x1f);
|
|
|
|
|
|
|
|
|
|
/* Init the sensor */
|
|
|
|
|
i2c_w_vector(gspca_dev, sensor_data[sd->sensor].sensor_init,
|
|
|
|
|
sensor_data[sd->sensor].sensor_init_size);
|
|
|
|
|
|
|
|
|
|
/* Mode / bridge specific sensor setup */
|
|
|
|
|
switch (sd->sensor) {
|
|
|
|
|
case SENSOR_PAS202: {
|
|
|
|
|
const __u8 i2cpclockdiv[] =
|
|
|
|
|
{0xa0, 0x40, 0x02, 0x03, 0x00, 0x00, 0x00, 0x10};
|
|
|
|
|
/* clockdiv from 4 to 3 (7.5 -> 10 fps) when in low res mode */
|
|
|
|
|
if (mode)
|
|
|
|
|
i2c_w(gspca_dev, i2cpclockdiv);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
case SENSOR_OV7630:
|
|
|
|
|
/* FIXME / TESTME We should be able to handle this identical
|
|
|
|
|
for the 101/102 and the 103 case */
|
|
|
|
|
if (sd->bridge == BRIDGE_103) {
|
|
|
|
|
const __u8 i2c[] = { 0xa0, 0x21, 0x13,
|
|
|
|
|
0x80, 0x00, 0x00, 0x00, 0x10 };
|
|
|
|
|
i2c_w(gspca_dev, i2c);
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
/* H_size V_size 0x28, 0x1e -> 640x480. 0x16, 0x12 -> 352x288 */
|
|
|
|
|
reg_w(gspca_dev, 0x15, ®s[0x15], 2);
|
|
|
|
|
/* compression register */
|
|
|
|
|
reg_w(gspca_dev, 0x18, ®s[0x18], 1);
|
|
|
|
|
/* H_start */
|
|
|
|
|
reg_w(gspca_dev, 0x12, ®s[0x12], 1);
|
|
|
|
|
/* V_START */
|
|
|
|
|
reg_w(gspca_dev, 0x13, ®s[0x13], 1);
|
|
|
|
|
/* reset 0x17 SensorClk enable inv Clk 0x60 */
|
|
|
|
|
/*fixme: ov7630 [17]=68 8f (+20 if 102)*/
|
|
|
|
|
reg_w(gspca_dev, 0x17, ®s[0x17], 1);
|
|
|
|
|
/*MCKSIZE ->3 */ /*fixme: not ov7630*/
|
|
|
|
|
reg_w(gspca_dev, 0x19, ®s[0x19], 1);
|
|
|
|
|
/* AE_STRX AE_STRY AE_ENDX AE_ENDY */
|
|
|
|
|
reg_w(gspca_dev, 0x1c, ®s[0x1c], 4);
|
|
|
|
|
/* Enable video transfert */
|
|
|
|
|
reg_w(gspca_dev, 0x01, ®s[0x01], 1);
|
|
|
|
|
/* Compression */
|
|
|
|
|
reg_w(gspca_dev, 0x18, ®s[0x18], 2);
|
|
|
|
|
msleep(20);
|
|
|
|
|
|
|
|
|
|
sd->reg11 = -1;
|
|
|
|
|
|
|
|
|
|
setgain(gspca_dev);
|
|
|
|
|
setbrightness(gspca_dev);
|
|
|
|
|
setexposure(gspca_dev);
|
|
|
|
|
setfreq(gspca_dev);
|
|
|
|
|
|
|
|
|
|
sd->frames_to_drop = 0;
|
|
|
|
|
sd->autogain_ignore_frames = 0;
|
2024-09-09 08:57:42 +00:00
|
|
|
gspca_dev->exp_too_high_cnt = 0;
|
|
|
|
|
gspca_dev->exp_too_low_cnt = 0;
|
2024-09-09 08:52:07 +00:00
|
|
|
atomic_set(&sd->avg_lum, -1);
|
2024-09-09 08:57:42 +00:00
|
|
|
return gspca_dev->usb_err;
|
2024-09-09 08:52:07 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void sd_stopN(struct gspca_dev *gspca_dev)
|
|
|
|
|
{
|
|
|
|
|
sd_init(gspca_dev);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static u8* find_sof(struct gspca_dev *gspca_dev, u8 *data, int len)
|
|
|
|
|
{
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
|
int i, header_size = (sd->bridge == BRIDGE_103) ? 18 : 12;
|
|
|
|
|
|
|
|
|
|
/* frames start with:
|
|
|
|
|
* ff ff 00 c4 c4 96 synchro
|
|
|
|
|
* 00 (unknown)
|
|
|
|
|
* xx (frame sequence / size / compression)
|
|
|
|
|
* (xx) (idem - extra byte for sn9c103)
|
|
|
|
|
* ll mm brightness sum inside auto exposure
|
|
|
|
|
* ll mm brightness sum outside auto exposure
|
|
|
|
|
* (xx xx xx xx xx) audio values for snc103
|
|
|
|
|
*/
|
|
|
|
|
for (i = 0; i < len; i++) {
|
|
|
|
|
switch (sd->header_read) {
|
|
|
|
|
case 0:
|
|
|
|
|
if (data[i] == 0xff)
|
|
|
|
|
sd->header_read++;
|
|
|
|
|
break;
|
|
|
|
|
case 1:
|
|
|
|
|
if (data[i] == 0xff)
|
|
|
|
|
sd->header_read++;
|
|
|
|
|
else
|
|
|
|
|
sd->header_read = 0;
|
|
|
|
|
break;
|
|
|
|
|
case 2:
|
|
|
|
|
if (data[i] == 0x00)
|
|
|
|
|
sd->header_read++;
|
|
|
|
|
else if (data[i] != 0xff)
|
|
|
|
|
sd->header_read = 0;
|
|
|
|
|
break;
|
|
|
|
|
case 3:
|
|
|
|
|
if (data[i] == 0xc4)
|
|
|
|
|
sd->header_read++;
|
|
|
|
|
else if (data[i] == 0xff)
|
|
|
|
|
sd->header_read = 1;
|
|
|
|
|
else
|
|
|
|
|
sd->header_read = 0;
|
|
|
|
|
break;
|
|
|
|
|
case 4:
|
|
|
|
|
if (data[i] == 0xc4)
|
|
|
|
|
sd->header_read++;
|
|
|
|
|
else if (data[i] == 0xff)
|
|
|
|
|
sd->header_read = 1;
|
|
|
|
|
else
|
|
|
|
|
sd->header_read = 0;
|
|
|
|
|
break;
|
|
|
|
|
case 5:
|
|
|
|
|
if (data[i] == 0x96)
|
|
|
|
|
sd->header_read++;
|
|
|
|
|
else if (data[i] == 0xff)
|
|
|
|
|
sd->header_read = 1;
|
|
|
|
|
else
|
|
|
|
|
sd->header_read = 0;
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
sd->header[sd->header_read - 6] = data[i];
|
|
|
|
|
sd->header_read++;
|
|
|
|
|
if (sd->header_read == header_size) {
|
|
|
|
|
sd->header_read = 0;
|
|
|
|
|
return data + i + 1;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
|
|
|
|
|
u8 *data, /* isoc packet */
|
|
|
|
|
int len) /* iso packet length */
|
|
|
|
|
{
|
|
|
|
|
int fr_h_sz = 0, lum_offset = 0, len_after_sof = 0;
|
|
|
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
|
|
|
struct cam *cam = &gspca_dev->cam;
|
|
|
|
|
u8 *sof;
|
|
|
|
|
|
|
|
|
|
sof = find_sof(gspca_dev, data, len);
|
|
|
|
|
if (sof) {
|
|
|
|
|
if (sd->bridge == BRIDGE_103) {
|
|
|
|
|
fr_h_sz = 18;
|
|
|
|
|
lum_offset = 3;
|
|
|
|
|
} else {
|
|
|
|
|
fr_h_sz = 12;
|
|
|
|
|
lum_offset = 2;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
len_after_sof = len - (sof - data);
|
|
|
|
|
len = (sof - data) - fr_h_sz;
|
|
|
|
|
if (len < 0)
|
|
|
|
|
len = 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (cam->cam_mode[gspca_dev->curr_mode].priv & MODE_RAW) {
|
|
|
|
|
/* In raw mode we sometimes get some garbage after the frame
|
|
|
|
|
ignore this */
|
|
|
|
|
int used;
|
|
|
|
|
int size = cam->cam_mode[gspca_dev->curr_mode].sizeimage;
|
|
|
|
|
|
|
|
|
|
used = gspca_dev->image_len;
|
|
|
|
|
if (used + len > size)
|
|
|
|
|
len = size - used;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
|
|
|
|
|
|
|
|
|
|
if (sof) {
|
|
|
|
|
int lum = sd->header[lum_offset] +
|
|
|
|
|
(sd->header[lum_offset + 1] << 8);
|
|
|
|
|
|
|
|
|
|
/* When exposure changes midway a frame we
|
|
|
|
|
get a lum of 0 in this case drop 2 frames
|
|
|
|
|
as the frames directly after an exposure
|
|
|
|
|
change have an unstable image. Sometimes lum
|
|
|
|
|
*really* is 0 (cam used in low light with
|
|
|
|
|
low exposure setting), so do not drop frames
|
|
|
|
|
if the previous lum was 0 too. */
|
|
|
|
|
if (lum == 0 && sd->prev_avg_lum != 0) {
|
|
|
|
|
lum = -1;
|
|
|
|
|
sd->frames_to_drop = 2;
|
|
|
|
|
sd->prev_avg_lum = 0;
|
|
|
|
|
} else
|
|
|
|
|
sd->prev_avg_lum = lum;
|
|
|
|
|
atomic_set(&sd->avg_lum, lum);
|
|
|
|
|
|
|
|
|
|
if (sd->frames_to_drop)
|
|
|
|
|
sd->frames_to_drop--;
|
|
|
|
|
else
|
|
|
|
|
gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
|
|
|
|
|
|
|
|
|
|
gspca_frame_add(gspca_dev, FIRST_PACKET, sof, len_after_sof);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2024-09-09 08:57:42 +00:00
|
|
|
#if IS_ENABLED(CONFIG_INPUT)
|
2024-09-09 08:52:07 +00:00
|
|
|
static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,
|
|
|
|
|
u8 *data, /* interrupt packet data */
|
|
|
|
|
int len) /* interrupt packet length */
|
|
|
|
|
{
|
|
|
|
|
int ret = -EINVAL;
|
|
|
|
|
|
|
|
|
|
if (len == 1 && data[0] == 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);
|
|
|
|
|
ret = 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
/* sub-driver description */
|
|
|
|
|
static const struct sd_desc sd_desc = {
|
|
|
|
|
.name = MODULE_NAME,
|
|
|
|
|
.config = sd_config,
|
|
|
|
|
.init = sd_init,
|
2024-09-09 08:57:42 +00:00
|
|
|
.init_controls = sd_init_controls,
|
2024-09-09 08:52:07 +00:00
|
|
|
.start = sd_start,
|
|
|
|
|
.stopN = sd_stopN,
|
|
|
|
|
.pkt_scan = sd_pkt_scan,
|
|
|
|
|
.dq_callback = do_autogain,
|
2024-09-09 08:57:42 +00:00
|
|
|
#if IS_ENABLED(CONFIG_INPUT)
|
2024-09-09 08:52:07 +00:00
|
|
|
.int_pkt_scan = sd_int_pkt_scan,
|
|
|
|
|
#endif
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* -- module initialisation -- */
|
|
|
|
|
#define SB(sensor, bridge) \
|
|
|
|
|
.driver_info = (SENSOR_ ## sensor << 8) | BRIDGE_ ## bridge
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static const struct usb_device_id device_table[] = {
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6001), SB(TAS5110C, 102)}, /* TAS5110C1B */
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6005), SB(TAS5110C, 101)}, /* TAS5110C1B */
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6007), SB(TAS5110D, 101)}, /* TAS5110D */
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6009), SB(PAS106, 101)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x600d), SB(PAS106, 101)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6011), SB(OV6650, 101)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6019), SB(OV7630, 101)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6024), SB(TAS5130CXX, 102)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6025), SB(TAS5130CXX, 102)},
|
2024-09-09 08:57:42 +00:00
|
|
|
{USB_DEVICE(0x0c45, 0x6027), SB(OV7630, 101)}, /* Genius Eye 310 */
|
2024-09-09 08:52:07 +00:00
|
|
|
{USB_DEVICE(0x0c45, 0x6028), SB(PAS202, 102)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6029), SB(PAS106, 102)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x602a), SB(HV7131D, 102)},
|
|
|
|
|
/* {USB_DEVICE(0x0c45, 0x602b), SB(MI0343, 102)}, */
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x602c), SB(OV7630, 102)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x602d), SB(HV7131R, 102)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x602e), SB(OV7630, 102)},
|
|
|
|
|
/* {USB_DEVICE(0x0c45, 0x6030), SB(MI03XX, 102)}, */ /* MI0343 MI0360 MI0330 */
|
|
|
|
|
/* {USB_DEVICE(0x0c45, 0x6082), SB(MI03XX, 103)}, */ /* MI0343 MI0360 */
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x6083), SB(HV7131D, 103)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x608c), SB(HV7131R, 103)},
|
|
|
|
|
/* {USB_DEVICE(0x0c45, 0x608e), SB(CISVF10, 103)}, */
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x608f), SB(OV7630, 103)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x60a8), SB(PAS106, 103)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x60aa), SB(TAS5130CXX, 103)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x60af), SB(PAS202, 103)},
|
|
|
|
|
{USB_DEVICE(0x0c45, 0x60b0), SB(OV7630, 103)},
|
|
|
|
|
{}
|
|
|
|
|
};
|
|
|
|
|
MODULE_DEVICE_TABLE(usb, device_table);
|
|
|
|
|
|
|
|
|
|
/* -- device connect -- */
|
|
|
|
|
static int sd_probe(struct usb_interface *intf,
|
|
|
|
|
const struct usb_device_id *id)
|
|
|
|
|
{
|
|
|
|
|
return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
|
|
|
|
|
THIS_MODULE);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static struct usb_driver sd_driver = {
|
|
|
|
|
.name = MODULE_NAME,
|
|
|
|
|
.id_table = device_table,
|
|
|
|
|
.probe = sd_probe,
|
|
|
|
|
.disconnect = gspca_disconnect,
|
|
|
|
|
#ifdef CONFIG_PM
|
|
|
|
|
.suspend = gspca_suspend,
|
|
|
|
|
.resume = gspca_resume,
|
2024-09-09 08:57:42 +00:00
|
|
|
.reset_resume = gspca_resume,
|
2024-09-09 08:52:07 +00:00
|
|
|
#endif
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
module_usb_driver(sd_driver);
|
