5041 lines
135 KiB
C
Executable file
5041 lines
135 KiB
C
Executable file
/*
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* OV519 driver
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*
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* Copyright (C) 2008-2011 Jean-François Moine <moinejf@free.fr>
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* Copyright (C) 2009 Hans de Goede <hdegoede@redhat.com>
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*
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* This module is adapted from the ov51x-jpeg package, which itself
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* was adapted from the ov511 driver.
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*
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* Original copyright for the ov511 driver is:
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*
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* Copyright (c) 1999-2006 Mark W. McClelland
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* Support for OV519, OV8610 Copyright (c) 2003 Joerg Heckenbach
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* Many improvements by Bret Wallach <bwallac1@san.rr.com>
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* Color fixes by by Orion Sky Lawlor <olawlor@acm.org> (2/26/2000)
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* OV7620 fixes by Charl P. Botha <cpbotha@ieee.org>
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* Changes by Claudio Matsuoka <claudio@conectiva.com>
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*
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* ov51x-jpeg original copyright is:
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*
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* Copyright (c) 2004-2007 Romain Beauxis <toots@rastageeks.org>
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* Support for OV7670 sensors was contributed by Sam Skipsey <aoanla@yahoo.com>
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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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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#define MODULE_NAME "ov519"
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#include <linux/input.h>
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#include "gspca.h"
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/* The jpeg_hdr is used by w996Xcf only */
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/* The CONEX_CAM define for jpeg.h needs renaming, now its used here too */
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#define CONEX_CAM
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#include "jpeg.h"
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MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>");
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MODULE_DESCRIPTION("OV519 USB Camera Driver");
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MODULE_LICENSE("GPL");
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/* global parameters */
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static int frame_rate;
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/* Number of times to retry a failed I2C transaction. Increase this if you
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* are getting "Failed to read sensor ID..." */
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static int i2c_detect_tries = 10;
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/* ov519 device 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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struct v4l2_ctrl *jpegqual;
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struct v4l2_ctrl *freq;
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struct { /* h/vflip control cluster */
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struct v4l2_ctrl *hflip;
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struct v4l2_ctrl *vflip;
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};
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struct { /* autobrightness/brightness control cluster */
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struct v4l2_ctrl *autobright;
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struct v4l2_ctrl *brightness;
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};
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u8 revision;
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u8 packet_nr;
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char bridge;
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#define BRIDGE_OV511 0
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#define BRIDGE_OV511PLUS 1
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#define BRIDGE_OV518 2
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#define BRIDGE_OV518PLUS 3
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#define BRIDGE_OV519 4 /* = ov530 */
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#define BRIDGE_OVFX2 5
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#define BRIDGE_W9968CF 6
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#define BRIDGE_MASK 7
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char invert_led;
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#define BRIDGE_INVERT_LED 8
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char snapshot_pressed;
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char snapshot_needs_reset;
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/* Determined by sensor type */
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u8 sif;
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#define QUALITY_MIN 50
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#define QUALITY_MAX 70
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#define QUALITY_DEF 50
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u8 stopped; /* Streaming is temporarily paused */
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u8 first_frame;
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u8 frame_rate; /* current Framerate */
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u8 clockdiv; /* clockdiv override */
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s8 sensor; /* Type of image sensor chip (SEN_*) */
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u8 sensor_addr;
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u16 sensor_width;
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u16 sensor_height;
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s16 sensor_reg_cache[256];
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u8 jpeg_hdr[JPEG_HDR_SZ];
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};
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enum sensors {
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SEN_OV2610,
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SEN_OV2610AE,
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SEN_OV3610,
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SEN_OV6620,
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SEN_OV6630,
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SEN_OV66308AF,
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SEN_OV7610,
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SEN_OV7620,
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SEN_OV7620AE,
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SEN_OV7640,
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SEN_OV7648,
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SEN_OV7660,
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SEN_OV7670,
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SEN_OV76BE,
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SEN_OV8610,
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SEN_OV9600,
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};
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/* Note this is a bit of a hack, but the w9968cf driver needs the code for all
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the ov sensors which is already present here. When we have the time we
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really should move the sensor drivers to v4l2 sub drivers. */
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#include "w996Xcf.c"
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/* table of the disabled controls */
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struct ctrl_valid {
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unsigned int has_brightness:1;
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unsigned int has_contrast:1;
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unsigned int has_exposure:1;
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unsigned int has_autogain:1;
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unsigned int has_sat:1;
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unsigned int has_hvflip:1;
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unsigned int has_autobright:1;
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unsigned int has_freq:1;
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};
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static const struct ctrl_valid valid_controls[] = {
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[SEN_OV2610] = {
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.has_exposure = 1,
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.has_autogain = 1,
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},
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[SEN_OV2610AE] = {
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.has_exposure = 1,
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.has_autogain = 1,
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},
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[SEN_OV3610] = {
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/* No controls */
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},
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[SEN_OV6620] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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.has_freq = 1,
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},
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[SEN_OV6630] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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.has_freq = 1,
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},
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[SEN_OV66308AF] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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.has_freq = 1,
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},
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[SEN_OV7610] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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.has_freq = 1,
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},
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[SEN_OV7620] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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.has_freq = 1,
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},
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[SEN_OV7620AE] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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.has_freq = 1,
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},
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[SEN_OV7640] = {
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.has_brightness = 1,
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.has_sat = 1,
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.has_freq = 1,
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},
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[SEN_OV7648] = {
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.has_brightness = 1,
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.has_sat = 1,
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.has_freq = 1,
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},
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[SEN_OV7660] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_hvflip = 1,
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.has_freq = 1,
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},
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[SEN_OV7670] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_hvflip = 1,
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.has_freq = 1,
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},
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[SEN_OV76BE] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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.has_freq = 1,
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},
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[SEN_OV8610] = {
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.has_brightness = 1,
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.has_contrast = 1,
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.has_sat = 1,
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.has_autobright = 1,
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},
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[SEN_OV9600] = {
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.has_exposure = 1,
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.has_autogain = 1,
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},
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};
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static const struct v4l2_pix_format ov519_vga_mode[] = {
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{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 3 / 8 + 590,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 1},
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{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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.bytesperline = 640,
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.sizeimage = 640 * 480 * 3 / 8 + 590,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 0},
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};
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static const struct v4l2_pix_format ov519_sif_mode[] = {
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{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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.bytesperline = 160,
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.sizeimage = 160 * 120 * 3 / 8 + 590,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 3},
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{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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.bytesperline = 176,
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.sizeimage = 176 * 144 * 3 / 8 + 590,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 1},
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{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 3 / 8 + 590,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 2},
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{352, 288, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
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.bytesperline = 352,
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.sizeimage = 352 * 288 * 3 / 8 + 590,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 0},
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};
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/* Note some of the sizeimage values for the ov511 / ov518 may seem
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larger then necessary, however they need to be this big as the ov511 /
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ov518 always fills the entire isoc frame, using 0 padding bytes when
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it doesn't have any data. So with low framerates the amount of data
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transferred can become quite large (libv4l will remove all the 0 padding
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in userspace). */
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static const struct v4l2_pix_format ov518_vga_mode[] = {
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{320, 240, V4L2_PIX_FMT_OV518, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 3,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 1},
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{640, 480, V4L2_PIX_FMT_OV518, V4L2_FIELD_NONE,
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.bytesperline = 640,
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.sizeimage = 640 * 480 * 2,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 0},
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};
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static const struct v4l2_pix_format ov518_sif_mode[] = {
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{160, 120, V4L2_PIX_FMT_OV518, V4L2_FIELD_NONE,
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.bytesperline = 160,
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.sizeimage = 70000,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 3},
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{176, 144, V4L2_PIX_FMT_OV518, V4L2_FIELD_NONE,
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.bytesperline = 176,
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.sizeimage = 70000,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 1},
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{320, 240, V4L2_PIX_FMT_OV518, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 3,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 2},
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{352, 288, V4L2_PIX_FMT_OV518, V4L2_FIELD_NONE,
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.bytesperline = 352,
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.sizeimage = 352 * 288 * 3,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 0},
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};
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static const struct v4l2_pix_format ov511_vga_mode[] = {
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{320, 240, V4L2_PIX_FMT_OV511, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 3,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 1},
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{640, 480, V4L2_PIX_FMT_OV511, V4L2_FIELD_NONE,
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.bytesperline = 640,
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.sizeimage = 640 * 480 * 2,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 0},
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};
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static const struct v4l2_pix_format ov511_sif_mode[] = {
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{160, 120, V4L2_PIX_FMT_OV511, V4L2_FIELD_NONE,
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.bytesperline = 160,
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.sizeimage = 70000,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 3},
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{176, 144, V4L2_PIX_FMT_OV511, V4L2_FIELD_NONE,
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.bytesperline = 176,
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.sizeimage = 70000,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 1},
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{320, 240, V4L2_PIX_FMT_OV511, V4L2_FIELD_NONE,
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.bytesperline = 320,
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.sizeimage = 320 * 240 * 3,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 2},
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{352, 288, V4L2_PIX_FMT_OV511, V4L2_FIELD_NONE,
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.bytesperline = 352,
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.sizeimage = 352 * 288 * 3,
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.colorspace = V4L2_COLORSPACE_JPEG,
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.priv = 0},
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};
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static const struct v4l2_pix_format ovfx2_ov2610_mode[] = {
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{800, 600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 800,
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.sizeimage = 800 * 600,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1},
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{1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 1600,
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.sizeimage = 1600 * 1200,
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.colorspace = V4L2_COLORSPACE_SRGB},
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};
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static const struct v4l2_pix_format ovfx2_ov3610_mode[] = {
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{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 640,
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.sizeimage = 640 * 480,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1},
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{800, 600, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 800,
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.sizeimage = 800 * 600,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1},
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{1024, 768, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 1024,
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.sizeimage = 1024 * 768,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 1},
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{1600, 1200, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 1600,
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.sizeimage = 1600 * 1200,
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.colorspace = V4L2_COLORSPACE_SRGB,
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.priv = 0},
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{2048, 1536, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 2048,
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.sizeimage = 2048 * 1536,
|
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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 ovfx2_ov9600_mode[] = {
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{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
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.bytesperline = 640,
|
||
.sizeimage = 640 * 480,
|
||
.colorspace = V4L2_COLORSPACE_SRGB,
|
||
.priv = 1},
|
||
{1280, 1024, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
|
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.bytesperline = 1280,
|
||
.sizeimage = 1280 * 1024,
|
||
.colorspace = V4L2_COLORSPACE_SRGB},
|
||
};
|
||
|
||
/* Registers common to OV511 / OV518 */
|
||
#define R51x_FIFO_PSIZE 0x30 /* 2 bytes wide w/ OV518(+) */
|
||
#define R51x_SYS_RESET 0x50
|
||
/* Reset type flags */
|
||
#define OV511_RESET_OMNICE 0x08
|
||
#define R51x_SYS_INIT 0x53
|
||
#define R51x_SYS_SNAP 0x52
|
||
#define R51x_SYS_CUST_ID 0x5f
|
||
#define R51x_COMP_LUT_BEGIN 0x80
|
||
|
||
/* OV511 Camera interface register numbers */
|
||
#define R511_CAM_DELAY 0x10
|
||
#define R511_CAM_EDGE 0x11
|
||
#define R511_CAM_PXCNT 0x12
|
||
#define R511_CAM_LNCNT 0x13
|
||
#define R511_CAM_PXDIV 0x14
|
||
#define R511_CAM_LNDIV 0x15
|
||
#define R511_CAM_UV_EN 0x16
|
||
#define R511_CAM_LINE_MODE 0x17
|
||
#define R511_CAM_OPTS 0x18
|
||
|
||
#define R511_SNAP_FRAME 0x19
|
||
#define R511_SNAP_PXCNT 0x1a
|
||
#define R511_SNAP_LNCNT 0x1b
|
||
#define R511_SNAP_PXDIV 0x1c
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||
#define R511_SNAP_LNDIV 0x1d
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||
#define R511_SNAP_UV_EN 0x1e
|
||
#define R511_SNAP_OPTS 0x1f
|
||
|
||
#define R511_DRAM_FLOW_CTL 0x20
|
||
#define R511_FIFO_OPTS 0x31
|
||
#define R511_I2C_CTL 0x40
|
||
#define R511_SYS_LED_CTL 0x55 /* OV511+ only */
|
||
#define R511_COMP_EN 0x78
|
||
#define R511_COMP_LUT_EN 0x79
|
||
|
||
/* OV518 Camera interface register numbers */
|
||
#define R518_GPIO_OUT 0x56 /* OV518(+) only */
|
||
#define R518_GPIO_CTL 0x57 /* OV518(+) only */
|
||
|
||
/* OV519 Camera interface register numbers */
|
||
#define OV519_R10_H_SIZE 0x10
|
||
#define OV519_R11_V_SIZE 0x11
|
||
#define OV519_R12_X_OFFSETL 0x12
|
||
#define OV519_R13_X_OFFSETH 0x13
|
||
#define OV519_R14_Y_OFFSETL 0x14
|
||
#define OV519_R15_Y_OFFSETH 0x15
|
||
#define OV519_R16_DIVIDER 0x16
|
||
#define OV519_R20_DFR 0x20
|
||
#define OV519_R25_FORMAT 0x25
|
||
|
||
/* OV519 System Controller register numbers */
|
||
#define OV519_R51_RESET1 0x51
|
||
#define OV519_R54_EN_CLK1 0x54
|
||
#define OV519_R57_SNAPSHOT 0x57
|
||
|
||
#define OV519_GPIO_DATA_OUT0 0x71
|
||
#define OV519_GPIO_IO_CTRL0 0x72
|
||
|
||
/*#define OV511_ENDPOINT_ADDRESS 1 * Isoc endpoint number */
|
||
|
||
/*
|
||
* The FX2 chip does not give us a zero length read at end of frame.
|
||
* It does, however, give a short read at the end of a frame, if
|
||
* necessary, rather than run two frames together.
|
||
*
|
||
* By choosing the right bulk transfer size, we are guaranteed to always
|
||
* get a short read for the last read of each frame. Frame sizes are
|
||
* always a composite number (width * height, or a multiple) so if we
|
||
* choose a prime number, we are guaranteed that the last read of a
|
||
* frame will be short.
|
||
*
|
||
* But it isn't that easy: the 2.6 kernel requires a multiple of 4KB,
|
||
* otherwise EOVERFLOW "babbling" errors occur. I have not been able
|
||
* to figure out why. [PMiller]
|
||
*
|
||
* The constant (13 * 4096) is the largest "prime enough" number less than 64KB.
|
||
*
|
||
* It isn't enough to know the number of bytes per frame, in case we
|
||
* have data dropouts or buffer overruns (even though the FX2 double
|
||
* buffers, there are some pretty strict real time constraints for
|
||
* isochronous transfer for larger frame sizes).
|
||
*/
|
||
/*jfm: this value does not work for 800x600 - see isoc_init */
|
||
#define OVFX2_BULK_SIZE (13 * 4096)
|
||
|
||
/* I2C registers */
|
||
#define R51x_I2C_W_SID 0x41
|
||
#define R51x_I2C_SADDR_3 0x42
|
||
#define R51x_I2C_SADDR_2 0x43
|
||
#define R51x_I2C_R_SID 0x44
|
||
#define R51x_I2C_DATA 0x45
|
||
#define R518_I2C_CTL 0x47 /* OV518(+) only */
|
||
#define OVFX2_I2C_ADDR 0x00
|
||
|
||
/* I2C ADDRESSES */
|
||
#define OV7xx0_SID 0x42
|
||
#define OV_HIRES_SID 0x60 /* OV9xxx / OV2xxx / OV3xxx */
|
||
#define OV8xx0_SID 0xa0
|
||
#define OV6xx0_SID 0xc0
|
||
|
||
/* OV7610 registers */
|
||
#define OV7610_REG_GAIN 0x00 /* gain setting (5:0) */
|
||
#define OV7610_REG_BLUE 0x01 /* blue channel balance */
|
||
#define OV7610_REG_RED 0x02 /* red channel balance */
|
||
#define OV7610_REG_SAT 0x03 /* saturation */
|
||
#define OV8610_REG_HUE 0x04 /* 04 reserved */
|
||
#define OV7610_REG_CNT 0x05 /* Y contrast */
|
||
#define OV7610_REG_BRT 0x06 /* Y brightness */
|
||
#define OV7610_REG_COM_C 0x14 /* misc common regs */
|
||
#define OV7610_REG_ID_HIGH 0x1c /* manufacturer ID MSB */
|
||
#define OV7610_REG_ID_LOW 0x1d /* manufacturer ID LSB */
|
||
#define OV7610_REG_COM_I 0x29 /* misc settings */
|
||
|
||
/* OV7660 and OV7670 registers */
|
||
#define OV7670_R00_GAIN 0x00 /* Gain lower 8 bits (rest in vref) */
|
||
#define OV7670_R01_BLUE 0x01 /* blue gain */
|
||
#define OV7670_R02_RED 0x02 /* red gain */
|
||
#define OV7670_R03_VREF 0x03 /* Pieces of GAIN, VSTART, VSTOP */
|
||
#define OV7670_R04_COM1 0x04 /* Control 1 */
|
||
/*#define OV7670_R07_AECHH 0x07 * AEC MS 5 bits */
|
||
#define OV7670_R0C_COM3 0x0c /* Control 3 */
|
||
#define OV7670_R0D_COM4 0x0d /* Control 4 */
|
||
#define OV7670_R0E_COM5 0x0e /* All "reserved" */
|
||
#define OV7670_R0F_COM6 0x0f /* Control 6 */
|
||
#define OV7670_R10_AECH 0x10 /* More bits of AEC value */
|
||
#define OV7670_R11_CLKRC 0x11 /* Clock control */
|
||
#define OV7670_R12_COM7 0x12 /* Control 7 */
|
||
#define OV7670_COM7_FMT_VGA 0x00
|
||
/*#define OV7670_COM7_YUV 0x00 * YUV */
|
||
#define OV7670_COM7_FMT_QVGA 0x10 /* QVGA format */
|
||
#define OV7670_COM7_FMT_MASK 0x38
|
||
#define OV7670_COM7_RESET 0x80 /* Register reset */
|
||
#define OV7670_R13_COM8 0x13 /* Control 8 */
|
||
#define OV7670_COM8_AEC 0x01 /* Auto exposure enable */
|
||
#define OV7670_COM8_AWB 0x02 /* White balance enable */
|
||
#define OV7670_COM8_AGC 0x04 /* Auto gain enable */
|
||
#define OV7670_COM8_BFILT 0x20 /* Band filter enable */
|
||
#define OV7670_COM8_AECSTEP 0x40 /* Unlimited AEC step size */
|
||
#define OV7670_COM8_FASTAEC 0x80 /* Enable fast AGC/AEC */
|
||
#define OV7670_R14_COM9 0x14 /* Control 9 - gain ceiling */
|
||
#define OV7670_R15_COM10 0x15 /* Control 10 */
|
||
#define OV7670_R17_HSTART 0x17 /* Horiz start high bits */
|
||
#define OV7670_R18_HSTOP 0x18 /* Horiz stop high bits */
|
||
#define OV7670_R19_VSTART 0x19 /* Vert start high bits */
|
||
#define OV7670_R1A_VSTOP 0x1a /* Vert stop high bits */
|
||
#define OV7670_R1E_MVFP 0x1e /* Mirror / vflip */
|
||
#define OV7670_MVFP_VFLIP 0x10 /* vertical flip */
|
||
#define OV7670_MVFP_MIRROR 0x20 /* Mirror image */
|
||
#define OV7670_R24_AEW 0x24 /* AGC upper limit */
|
||
#define OV7670_R25_AEB 0x25 /* AGC lower limit */
|
||
#define OV7670_R26_VPT 0x26 /* AGC/AEC fast mode op region */
|
||
#define OV7670_R32_HREF 0x32 /* HREF pieces */
|
||
#define OV7670_R3A_TSLB 0x3a /* lots of stuff */
|
||
#define OV7670_R3B_COM11 0x3b /* Control 11 */
|
||
#define OV7670_COM11_EXP 0x02
|
||
#define OV7670_COM11_HZAUTO 0x10 /* Auto detect 50/60 Hz */
|
||
#define OV7670_R3C_COM12 0x3c /* Control 12 */
|
||
#define OV7670_R3D_COM13 0x3d /* Control 13 */
|
||
#define OV7670_COM13_GAMMA 0x80 /* Gamma enable */
|
||
#define OV7670_COM13_UVSAT 0x40 /* UV saturation auto adjustment */
|
||
#define OV7670_R3E_COM14 0x3e /* Control 14 */
|
||
#define OV7670_R3F_EDGE 0x3f /* Edge enhancement factor */
|
||
#define OV7670_R40_COM15 0x40 /* Control 15 */
|
||
/*#define OV7670_COM15_R00FF 0xc0 * 00 to FF */
|
||
#define OV7670_R41_COM16 0x41 /* Control 16 */
|
||
#define OV7670_COM16_AWBGAIN 0x08 /* AWB gain enable */
|
||
/* end of ov7660 common registers */
|
||
#define OV7670_R55_BRIGHT 0x55 /* Brightness */
|
||
#define OV7670_R56_CONTRAS 0x56 /* Contrast control */
|
||
#define OV7670_R69_GFIX 0x69 /* Fix gain control */
|
||
/*#define OV7670_R8C_RGB444 0x8c * RGB 444 control */
|
||
#define OV7670_R9F_HAECC1 0x9f /* Hist AEC/AGC control 1 */
|
||
#define OV7670_RA0_HAECC2 0xa0 /* Hist AEC/AGC control 2 */
|
||
#define OV7670_RA5_BD50MAX 0xa5 /* 50hz banding step limit */
|
||
#define OV7670_RA6_HAECC3 0xa6 /* Hist AEC/AGC control 3 */
|
||
#define OV7670_RA7_HAECC4 0xa7 /* Hist AEC/AGC control 4 */
|
||
#define OV7670_RA8_HAECC5 0xa8 /* Hist AEC/AGC control 5 */
|
||
#define OV7670_RA9_HAECC6 0xa9 /* Hist AEC/AGC control 6 */
|
||
#define OV7670_RAA_HAECC7 0xaa /* Hist AEC/AGC control 7 */
|
||
#define OV7670_RAB_BD60MAX 0xab /* 60hz banding step limit */
|
||
|
||
struct ov_regvals {
|
||
u8 reg;
|
||
u8 val;
|
||
};
|
||
struct ov_i2c_regvals {
|
||
u8 reg;
|
||
u8 val;
|
||
};
|
||
|
||
/* Settings for OV2610 camera chip */
|
||
static const struct ov_i2c_regvals norm_2610[] = {
|
||
{ 0x12, 0x80 }, /* reset */
|
||
};
|
||
|
||
static const struct ov_i2c_regvals norm_2610ae[] = {
|
||
{0x12, 0x80}, /* reset */
|
||
{0x13, 0xcd},
|
||
{0x09, 0x01},
|
||
{0x0d, 0x00},
|
||
{0x11, 0x80},
|
||
{0x12, 0x20}, /* 1600x1200 */
|
||
{0x33, 0x0c},
|
||
{0x35, 0x90},
|
||
{0x36, 0x37},
|
||
/* ms-win traces */
|
||
{0x11, 0x83}, /* clock / 3 ? */
|
||
{0x2d, 0x00}, /* 60 Hz filter */
|
||
{0x24, 0xb0}, /* normal colors */
|
||
{0x25, 0x90},
|
||
{0x10, 0x43},
|
||
};
|
||
|
||
static const struct ov_i2c_regvals norm_3620b[] = {
|
||
/*
|
||
* From the datasheet: "Note that after writing to register COMH
|
||
* (0x12) to change the sensor mode, registers related to the
|
||
* sensor’s cropping window will be reset back to their default
|
||
* values."
|
||
*
|
||
* "wait 4096 external clock ... to make sure the sensor is
|
||
* stable and ready to access registers" i.e. 160us at 24MHz
|
||
*/
|
||
{ 0x12, 0x80 }, /* COMH reset */
|
||
{ 0x12, 0x00 }, /* QXGA, master */
|
||
|
||
/*
|
||
* 11 CLKRC "Clock Rate Control"
|
||
* [7] internal frequency doublers: on
|
||
* [6] video port mode: master
|
||
* [5:0] clock divider: 1
|
||
*/
|
||
{ 0x11, 0x80 },
|
||
|
||
/*
|
||
* 13 COMI "Common Control I"
|
||
* = 192 (0xC0) 11000000
|
||
* COMI[7] "AEC speed selection"
|
||
* = 1 (0x01) 1....... "Faster AEC correction"
|
||
* COMI[6] "AEC speed step selection"
|
||
* = 1 (0x01) .1...... "Big steps, fast"
|
||
* COMI[5] "Banding filter on off"
|
||
* = 0 (0x00) ..0..... "Off"
|
||
* COMI[4] "Banding filter option"
|
||
* = 0 (0x00) ...0.... "Main clock is 48 MHz and
|
||
* the PLL is ON"
|
||
* COMI[3] "Reserved"
|
||
* = 0 (0x00) ....0...
|
||
* COMI[2] "AGC auto manual control selection"
|
||
* = 0 (0x00) .....0.. "Manual"
|
||
* COMI[1] "AWB auto manual control selection"
|
||
* = 0 (0x00) ......0. "Manual"
|
||
* COMI[0] "Exposure control"
|
||
* = 0 (0x00) .......0 "Manual"
|
||
*/
|
||
{ 0x13, 0xc0 },
|
||
|
||
/*
|
||
* 09 COMC "Common Control C"
|
||
* = 8 (0x08) 00001000
|
||
* COMC[7:5] "Reserved"
|
||
* = 0 (0x00) 000.....
|
||
* COMC[4] "Sleep Mode Enable"
|
||
* = 0 (0x00) ...0.... "Normal mode"
|
||
* COMC[3:2] "Sensor sampling reset timing selection"
|
||
* = 2 (0x02) ....10.. "Longer reset time"
|
||
* COMC[1:0] "Output drive current select"
|
||
* = 0 (0x00) ......00 "Weakest"
|
||
*/
|
||
{ 0x09, 0x08 },
|
||
|
||
/*
|
||
* 0C COMD "Common Control D"
|
||
* = 8 (0x08) 00001000
|
||
* COMD[7] "Reserved"
|
||
* = 0 (0x00) 0.......
|
||
* COMD[6] "Swap MSB and LSB at the output port"
|
||
* = 0 (0x00) .0...... "False"
|
||
* COMD[5:3] "Reserved"
|
||
* = 1 (0x01) ..001...
|
||
* COMD[2] "Output Average On Off"
|
||
* = 0 (0x00) .....0.. "Output Normal"
|
||
* COMD[1] "Sensor precharge voltage selection"
|
||
* = 0 (0x00) ......0. "Selects internal
|
||
* reference precharge
|
||
* voltage"
|
||
* COMD[0] "Snapshot option"
|
||
* = 0 (0x00) .......0 "Enable live video output
|
||
* after snapshot sequence"
|
||
*/
|
||
{ 0x0c, 0x08 },
|
||
|
||
/*
|
||
* 0D COME "Common Control E"
|
||
* = 161 (0xA1) 10100001
|
||
* COME[7] "Output average option"
|
||
* = 1 (0x01) 1....... "Output average of 4 pixels"
|
||
* COME[6] "Anti-blooming control"
|
||
* = 0 (0x00) .0...... "Off"
|
||
* COME[5:3] "Reserved"
|
||
* = 4 (0x04) ..100...
|
||
* COME[2] "Clock output power down pin status"
|
||
* = 0 (0x00) .....0.. "Tri-state data output pin
|
||
* on power down"
|
||
* COME[1] "Data output pin status selection at power down"
|
||
* = 0 (0x00) ......0. "Tri-state VSYNC, PCLK,
|
||
* HREF, and CHSYNC pins on
|
||
* power down"
|
||
* COME[0] "Auto zero circuit select"
|
||
* = 1 (0x01) .......1 "On"
|
||
*/
|
||
{ 0x0d, 0xa1 },
|
||
|
||
/*
|
||
* 0E COMF "Common Control F"
|
||
* = 112 (0x70) 01110000
|
||
* COMF[7] "System clock selection"
|
||
* = 0 (0x00) 0....... "Use 24 MHz system clock"
|
||
* COMF[6:4] "Reserved"
|
||
* = 7 (0x07) .111....
|
||
* COMF[3] "Manual auto negative offset canceling selection"
|
||
* = 0 (0x00) ....0... "Auto detect negative
|
||
* offset and cancel it"
|
||
* COMF[2:0] "Reserved"
|
||
* = 0 (0x00) .....000
|
||
*/
|
||
{ 0x0e, 0x70 },
|
||
|
||
/*
|
||
* 0F COMG "Common Control G"
|
||
* = 66 (0x42) 01000010
|
||
* COMG[7] "Optical black output selection"
|
||
* = 0 (0x00) 0....... "Disable"
|
||
* COMG[6] "Black level calibrate selection"
|
||
* = 1 (0x01) .1...... "Use optical black pixels
|
||
* to calibrate"
|
||
* COMG[5:4] "Reserved"
|
||
* = 0 (0x00) ..00....
|
||
* COMG[3] "Channel offset adjustment"
|
||
* = 0 (0x00) ....0... "Disable offset adjustment"
|
||
* COMG[2] "ADC black level calibration option"
|
||
* = 0 (0x00) .....0.. "Use B/G line and G/R
|
||
* line to calibrate each
|
||
* channel's black level"
|
||
* COMG[1] "Reserved"
|
||
* = 1 (0x01) ......1.
|
||
* COMG[0] "ADC black level calibration enable"
|
||
* = 0 (0x00) .......0 "Disable"
|
||
*/
|
||
{ 0x0f, 0x42 },
|
||
|
||
/*
|
||
* 14 COMJ "Common Control J"
|
||
* = 198 (0xC6) 11000110
|
||
* COMJ[7:6] "AGC gain ceiling"
|
||
* = 3 (0x03) 11...... "8x"
|
||
* COMJ[5:4] "Reserved"
|
||
* = 0 (0x00) ..00....
|
||
* COMJ[3] "Auto banding filter"
|
||
* = 0 (0x00) ....0... "Banding filter is always
|
||
* on off depending on
|
||
* COMI[5] setting"
|
||
* COMJ[2] "VSYNC drop option"
|
||
* = 1 (0x01) .....1.. "SYNC is dropped if frame
|
||
* data is dropped"
|
||
* COMJ[1] "Frame data drop"
|
||
* = 1 (0x01) ......1. "Drop frame data if
|
||
* exposure is not within
|
||
* tolerance. In AEC mode,
|
||
* data is normally dropped
|
||
* when data is out of
|
||
* range."
|
||
* COMJ[0] "Reserved"
|
||
* = 0 (0x00) .......0
|
||
*/
|
||
{ 0x14, 0xc6 },
|
||
|
||
/*
|
||
* 15 COMK "Common Control K"
|
||
* = 2 (0x02) 00000010
|
||
* COMK[7] "CHSYNC pin output swap"
|
||
* = 0 (0x00) 0....... "CHSYNC"
|
||
* COMK[6] "HREF pin output swap"
|
||
* = 0 (0x00) .0...... "HREF"
|
||
* COMK[5] "PCLK output selection"
|
||
* = 0 (0x00) ..0..... "PCLK always output"
|
||
* COMK[4] "PCLK edge selection"
|
||
* = 0 (0x00) ...0.... "Data valid on falling edge"
|
||
* COMK[3] "HREF output polarity"
|
||
* = 0 (0x00) ....0... "positive"
|
||
* COMK[2] "Reserved"
|
||
* = 0 (0x00) .....0..
|
||
* COMK[1] "VSYNC polarity"
|
||
* = 1 (0x01) ......1. "negative"
|
||
* COMK[0] "HSYNC polarity"
|
||
* = 0 (0x00) .......0 "positive"
|
||
*/
|
||
{ 0x15, 0x02 },
|
||
|
||
/*
|
||
* 33 CHLF "Current Control"
|
||
* = 9 (0x09) 00001001
|
||
* CHLF[7:6] "Sensor current control"
|
||
* = 0 (0x00) 00......
|
||
* CHLF[5] "Sensor current range control"
|
||
* = 0 (0x00) ..0..... "normal range"
|
||
* CHLF[4] "Sensor current"
|
||
* = 0 (0x00) ...0.... "normal current"
|
||
* CHLF[3] "Sensor buffer current control"
|
||
* = 1 (0x01) ....1... "half current"
|
||
* CHLF[2] "Column buffer current control"
|
||
* = 0 (0x00) .....0.. "normal current"
|
||
* CHLF[1] "Analog DSP current control"
|
||
* = 0 (0x00) ......0. "normal current"
|
||
* CHLF[1] "ADC current control"
|
||
* = 0 (0x00) ......0. "normal current"
|
||
*/
|
||
{ 0x33, 0x09 },
|
||
|
||
/*
|
||
* 34 VBLM "Blooming Control"
|
||
* = 80 (0x50) 01010000
|
||
* VBLM[7] "Hard soft reset switch"
|
||
* = 0 (0x00) 0....... "Hard reset"
|
||
* VBLM[6:4] "Blooming voltage selection"
|
||
* = 5 (0x05) .101....
|
||
* VBLM[3:0] "Sensor current control"
|
||
* = 0 (0x00) ....0000
|
||
*/
|
||
{ 0x34, 0x50 },
|
||
|
||
/*
|
||
* 36 VCHG "Sensor Precharge Voltage Control"
|
||
* = 0 (0x00) 00000000
|
||
* VCHG[7] "Reserved"
|
||
* = 0 (0x00) 0.......
|
||
* VCHG[6:4] "Sensor precharge voltage control"
|
||
* = 0 (0x00) .000....
|
||
* VCHG[3:0] "Sensor array common reference"
|
||
* = 0 (0x00) ....0000
|
||
*/
|
||
{ 0x36, 0x00 },
|
||
|
||
/*
|
||
* 37 ADC "ADC Reference Control"
|
||
* = 4 (0x04) 00000100
|
||
* ADC[7:4] "Reserved"
|
||
* = 0 (0x00) 0000....
|
||
* ADC[3] "ADC input signal range"
|
||
* = 0 (0x00) ....0... "Input signal 1.0x"
|
||
* ADC[2:0] "ADC range control"
|
||
* = 4 (0x04) .....100
|
||
*/
|
||
{ 0x37, 0x04 },
|
||
|
||
/*
|
||
* 38 ACOM "Analog Common Ground"
|
||
* = 82 (0x52) 01010010
|
||
* ACOM[7] "Analog gain control"
|
||
* = 0 (0x00) 0....... "Gain 1x"
|
||
* ACOM[6] "Analog black level calibration"
|
||
* = 1 (0x01) .1...... "On"
|
||
* ACOM[5:0] "Reserved"
|
||
* = 18 (0x12) ..010010
|
||
*/
|
||
{ 0x38, 0x52 },
|
||
|
||
/*
|
||
* 3A FREFA "Internal Reference Adjustment"
|
||
* = 0 (0x00) 00000000
|
||
* FREFA[7:0] "Range"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x3a, 0x00 },
|
||
|
||
/*
|
||
* 3C FVOPT "Internal Reference Adjustment"
|
||
* = 31 (0x1F) 00011111
|
||
* FVOPT[7:0] "Range"
|
||
* = 31 (0x1F) 00011111
|
||
*/
|
||
{ 0x3c, 0x1f },
|
||
|
||
/*
|
||
* 44 Undocumented = 0 (0x00) 00000000
|
||
* 44[7:0] "It's a secret"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x44, 0x00 },
|
||
|
||
/*
|
||
* 40 Undocumented = 0 (0x00) 00000000
|
||
* 40[7:0] "It's a secret"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x40, 0x00 },
|
||
|
||
/*
|
||
* 41 Undocumented = 0 (0x00) 00000000
|
||
* 41[7:0] "It's a secret"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x41, 0x00 },
|
||
|
||
/*
|
||
* 42 Undocumented = 0 (0x00) 00000000
|
||
* 42[7:0] "It's a secret"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x42, 0x00 },
|
||
|
||
/*
|
||
* 43 Undocumented = 0 (0x00) 00000000
|
||
* 43[7:0] "It's a secret"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x43, 0x00 },
|
||
|
||
/*
|
||
* 45 Undocumented = 128 (0x80) 10000000
|
||
* 45[7:0] "It's a secret"
|
||
* = 128 (0x80) 10000000
|
||
*/
|
||
{ 0x45, 0x80 },
|
||
|
||
/*
|
||
* 48 Undocumented = 192 (0xC0) 11000000
|
||
* 48[7:0] "It's a secret"
|
||
* = 192 (0xC0) 11000000
|
||
*/
|
||
{ 0x48, 0xc0 },
|
||
|
||
/*
|
||
* 49 Undocumented = 25 (0x19) 00011001
|
||
* 49[7:0] "It's a secret"
|
||
* = 25 (0x19) 00011001
|
||
*/
|
||
{ 0x49, 0x19 },
|
||
|
||
/*
|
||
* 4B Undocumented = 128 (0x80) 10000000
|
||
* 4B[7:0] "It's a secret"
|
||
* = 128 (0x80) 10000000
|
||
*/
|
||
{ 0x4b, 0x80 },
|
||
|
||
/*
|
||
* 4D Undocumented = 196 (0xC4) 11000100
|
||
* 4D[7:0] "It's a secret"
|
||
* = 196 (0xC4) 11000100
|
||
*/
|
||
{ 0x4d, 0xc4 },
|
||
|
||
/*
|
||
* 35 VREF "Reference Voltage Control"
|
||
* = 76 (0x4c) 01001100
|
||
* VREF[7:5] "Column high reference control"
|
||
* = 2 (0x02) 010..... "higher voltage"
|
||
* VREF[4:2] "Column low reference control"
|
||
* = 3 (0x03) ...011.. "Highest voltage"
|
||
* VREF[1:0] "Reserved"
|
||
* = 0 (0x00) ......00
|
||
*/
|
||
{ 0x35, 0x4c },
|
||
|
||
/*
|
||
* 3D Undocumented = 0 (0x00) 00000000
|
||
* 3D[7:0] "It's a secret"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x3d, 0x00 },
|
||
|
||
/*
|
||
* 3E Undocumented = 0 (0x00) 00000000
|
||
* 3E[7:0] "It's a secret"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x3e, 0x00 },
|
||
|
||
/*
|
||
* 3B FREFB "Internal Reference Adjustment"
|
||
* = 24 (0x18) 00011000
|
||
* FREFB[7:0] "Range"
|
||
* = 24 (0x18) 00011000
|
||
*/
|
||
{ 0x3b, 0x18 },
|
||
|
||
/*
|
||
* 33 CHLF "Current Control"
|
||
* = 25 (0x19) 00011001
|
||
* CHLF[7:6] "Sensor current control"
|
||
* = 0 (0x00) 00......
|
||
* CHLF[5] "Sensor current range control"
|
||
* = 0 (0x00) ..0..... "normal range"
|
||
* CHLF[4] "Sensor current"
|
||
* = 1 (0x01) ...1.... "double current"
|
||
* CHLF[3] "Sensor buffer current control"
|
||
* = 1 (0x01) ....1... "half current"
|
||
* CHLF[2] "Column buffer current control"
|
||
* = 0 (0x00) .....0.. "normal current"
|
||
* CHLF[1] "Analog DSP current control"
|
||
* = 0 (0x00) ......0. "normal current"
|
||
* CHLF[1] "ADC current control"
|
||
* = 0 (0x00) ......0. "normal current"
|
||
*/
|
||
{ 0x33, 0x19 },
|
||
|
||
/*
|
||
* 34 VBLM "Blooming Control"
|
||
* = 90 (0x5A) 01011010
|
||
* VBLM[7] "Hard soft reset switch"
|
||
* = 0 (0x00) 0....... "Hard reset"
|
||
* VBLM[6:4] "Blooming voltage selection"
|
||
* = 5 (0x05) .101....
|
||
* VBLM[3:0] "Sensor current control"
|
||
* = 10 (0x0A) ....1010
|
||
*/
|
||
{ 0x34, 0x5a },
|
||
|
||
/*
|
||
* 3B FREFB "Internal Reference Adjustment"
|
||
* = 0 (0x00) 00000000
|
||
* FREFB[7:0] "Range"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x3b, 0x00 },
|
||
|
||
/*
|
||
* 33 CHLF "Current Control"
|
||
* = 9 (0x09) 00001001
|
||
* CHLF[7:6] "Sensor current control"
|
||
* = 0 (0x00) 00......
|
||
* CHLF[5] "Sensor current range control"
|
||
* = 0 (0x00) ..0..... "normal range"
|
||
* CHLF[4] "Sensor current"
|
||
* = 0 (0x00) ...0.... "normal current"
|
||
* CHLF[3] "Sensor buffer current control"
|
||
* = 1 (0x01) ....1... "half current"
|
||
* CHLF[2] "Column buffer current control"
|
||
* = 0 (0x00) .....0.. "normal current"
|
||
* CHLF[1] "Analog DSP current control"
|
||
* = 0 (0x00) ......0. "normal current"
|
||
* CHLF[1] "ADC current control"
|
||
* = 0 (0x00) ......0. "normal current"
|
||
*/
|
||
{ 0x33, 0x09 },
|
||
|
||
/*
|
||
* 34 VBLM "Blooming Control"
|
||
* = 80 (0x50) 01010000
|
||
* VBLM[7] "Hard soft reset switch"
|
||
* = 0 (0x00) 0....... "Hard reset"
|
||
* VBLM[6:4] "Blooming voltage selection"
|
||
* = 5 (0x05) .101....
|
||
* VBLM[3:0] "Sensor current control"
|
||
* = 0 (0x00) ....0000
|
||
*/
|
||
{ 0x34, 0x50 },
|
||
|
||
/*
|
||
* 12 COMH "Common Control H"
|
||
* = 64 (0x40) 01000000
|
||
* COMH[7] "SRST"
|
||
* = 0 (0x00) 0....... "No-op"
|
||
* COMH[6:4] "Resolution selection"
|
||
* = 4 (0x04) .100.... "XGA"
|
||
* COMH[3] "Master slave selection"
|
||
* = 0 (0x00) ....0... "Master mode"
|
||
* COMH[2] "Internal B/R channel option"
|
||
* = 0 (0x00) .....0.. "B/R use same channel"
|
||
* COMH[1] "Color bar test pattern"
|
||
* = 0 (0x00) ......0. "Off"
|
||
* COMH[0] "Reserved"
|
||
* = 0 (0x00) .......0
|
||
*/
|
||
{ 0x12, 0x40 },
|
||
|
||
/*
|
||
* 17 HREFST "Horizontal window start"
|
||
* = 31 (0x1F) 00011111
|
||
* HREFST[7:0] "Horizontal window start, 8 MSBs"
|
||
* = 31 (0x1F) 00011111
|
||
*/
|
||
{ 0x17, 0x1f },
|
||
|
||
/*
|
||
* 18 HREFEND "Horizontal window end"
|
||
* = 95 (0x5F) 01011111
|
||
* HREFEND[7:0] "Horizontal Window End, 8 MSBs"
|
||
* = 95 (0x5F) 01011111
|
||
*/
|
||
{ 0x18, 0x5f },
|
||
|
||
/*
|
||
* 19 VSTRT "Vertical window start"
|
||
* = 0 (0x00) 00000000
|
||
* VSTRT[7:0] "Vertical Window Start, 8 MSBs"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x19, 0x00 },
|
||
|
||
/*
|
||
* 1A VEND "Vertical window end"
|
||
* = 96 (0x60) 01100000
|
||
* VEND[7:0] "Vertical Window End, 8 MSBs"
|
||
* = 96 (0x60) 01100000
|
||
*/
|
||
{ 0x1a, 0x60 },
|
||
|
||
/*
|
||
* 32 COMM "Common Control M"
|
||
* = 18 (0x12) 00010010
|
||
* COMM[7:6] "Pixel clock divide option"
|
||
* = 0 (0x00) 00...... "/1"
|
||
* COMM[5:3] "Horizontal window end position, 3 LSBs"
|
||
* = 2 (0x02) ..010...
|
||
* COMM[2:0] "Horizontal window start position, 3 LSBs"
|
||
* = 2 (0x02) .....010
|
||
*/
|
||
{ 0x32, 0x12 },
|
||
|
||
/*
|
||
* 03 COMA "Common Control A"
|
||
* = 74 (0x4A) 01001010
|
||
* COMA[7:4] "AWB Update Threshold"
|
||
* = 4 (0x04) 0100....
|
||
* COMA[3:2] "Vertical window end line control 2 LSBs"
|
||
* = 2 (0x02) ....10..
|
||
* COMA[1:0] "Vertical window start line control 2 LSBs"
|
||
* = 2 (0x02) ......10
|
||
*/
|
||
{ 0x03, 0x4a },
|
||
|
||
/*
|
||
* 11 CLKRC "Clock Rate Control"
|
||
* = 128 (0x80) 10000000
|
||
* CLKRC[7] "Internal frequency doublers on off seclection"
|
||
* = 1 (0x01) 1....... "On"
|
||
* CLKRC[6] "Digital video master slave selection"
|
||
* = 0 (0x00) .0...... "Master mode, sensor
|
||
* provides PCLK"
|
||
* CLKRC[5:0] "Clock divider { CLK = PCLK/(1+CLKRC[5:0]) }"
|
||
* = 0 (0x00) ..000000
|
||
*/
|
||
{ 0x11, 0x80 },
|
||
|
||
/*
|
||
* 12 COMH "Common Control H"
|
||
* = 0 (0x00) 00000000
|
||
* COMH[7] "SRST"
|
||
* = 0 (0x00) 0....... "No-op"
|
||
* COMH[6:4] "Resolution selection"
|
||
* = 0 (0x00) .000.... "QXGA"
|
||
* COMH[3] "Master slave selection"
|
||
* = 0 (0x00) ....0... "Master mode"
|
||
* COMH[2] "Internal B/R channel option"
|
||
* = 0 (0x00) .....0.. "B/R use same channel"
|
||
* COMH[1] "Color bar test pattern"
|
||
* = 0 (0x00) ......0. "Off"
|
||
* COMH[0] "Reserved"
|
||
* = 0 (0x00) .......0
|
||
*/
|
||
{ 0x12, 0x00 },
|
||
|
||
/*
|
||
* 12 COMH "Common Control H"
|
||
* = 64 (0x40) 01000000
|
||
* COMH[7] "SRST"
|
||
* = 0 (0x00) 0....... "No-op"
|
||
* COMH[6:4] "Resolution selection"
|
||
* = 4 (0x04) .100.... "XGA"
|
||
* COMH[3] "Master slave selection"
|
||
* = 0 (0x00) ....0... "Master mode"
|
||
* COMH[2] "Internal B/R channel option"
|
||
* = 0 (0x00) .....0.. "B/R use same channel"
|
||
* COMH[1] "Color bar test pattern"
|
||
* = 0 (0x00) ......0. "Off"
|
||
* COMH[0] "Reserved"
|
||
* = 0 (0x00) .......0
|
||
*/
|
||
{ 0x12, 0x40 },
|
||
|
||
/*
|
||
* 17 HREFST "Horizontal window start"
|
||
* = 31 (0x1F) 00011111
|
||
* HREFST[7:0] "Horizontal window start, 8 MSBs"
|
||
* = 31 (0x1F) 00011111
|
||
*/
|
||
{ 0x17, 0x1f },
|
||
|
||
/*
|
||
* 18 HREFEND "Horizontal window end"
|
||
* = 95 (0x5F) 01011111
|
||
* HREFEND[7:0] "Horizontal Window End, 8 MSBs"
|
||
* = 95 (0x5F) 01011111
|
||
*/
|
||
{ 0x18, 0x5f },
|
||
|
||
/*
|
||
* 19 VSTRT "Vertical window start"
|
||
* = 0 (0x00) 00000000
|
||
* VSTRT[7:0] "Vertical Window Start, 8 MSBs"
|
||
* = 0 (0x00) 00000000
|
||
*/
|
||
{ 0x19, 0x00 },
|
||
|
||
/*
|
||
* 1A VEND "Vertical window end"
|
||
* = 96 (0x60) 01100000
|
||
* VEND[7:0] "Vertical Window End, 8 MSBs"
|
||
* = 96 (0x60) 01100000
|
||
*/
|
||
{ 0x1a, 0x60 },
|
||
|
||
/*
|
||
* 32 COMM "Common Control M"
|
||
* = 18 (0x12) 00010010
|
||
* COMM[7:6] "Pixel clock divide option"
|
||
* = 0 (0x00) 00...... "/1"
|
||
* COMM[5:3] "Horizontal window end position, 3 LSBs"
|
||
* = 2 (0x02) ..010...
|
||
* COMM[2:0] "Horizontal window start position, 3 LSBs"
|
||
* = 2 (0x02) .....010
|
||
*/
|
||
{ 0x32, 0x12 },
|
||
|
||
/*
|
||
* 03 COMA "Common Control A"
|
||
* = 74 (0x4A) 01001010
|
||
* COMA[7:4] "AWB Update Threshold"
|
||
* = 4 (0x04) 0100....
|
||
* COMA[3:2] "Vertical window end line control 2 LSBs"
|
||
* = 2 (0x02) ....10..
|
||
* COMA[1:0] "Vertical window start line control 2 LSBs"
|
||
* = 2 (0x02) ......10
|
||
*/
|
||
{ 0x03, 0x4a },
|
||
|
||
/*
|
||
* 02 RED "Red Gain Control"
|
||
* = 175 (0xAF) 10101111
|
||
* RED[7] "Action"
|
||
* = 1 (0x01) 1....... "gain = 1/(1+bitrev([6:0]))"
|
||
* RED[6:0] "Value"
|
||
* = 47 (0x2F) .0101111
|
||
*/
|
||
{ 0x02, 0xaf },
|
||
|
||
/*
|
||
* 2D ADDVSL "VSYNC Pulse Width"
|
||
* = 210 (0xD2) 11010010
|
||
* ADDVSL[7:0] "VSYNC pulse width, LSB"
|
||
* = 210 (0xD2) 11010010
|
||
*/
|
||
{ 0x2d, 0xd2 },
|
||
|
||
/*
|
||
* 00 GAIN = 24 (0x18) 00011000
|
||
* GAIN[7:6] "Reserved"
|
||
* = 0 (0x00) 00......
|
||
* GAIN[5] "Double"
|
||
* = 0 (0x00) ..0..... "False"
|
||
* GAIN[4] "Double"
|
||
* = 1 (0x01) ...1.... "True"
|
||
* GAIN[3:0] "Range"
|
||
* = 8 (0x08) ....1000
|
||
*/
|
||
{ 0x00, 0x18 },
|
||
|
||
/*
|
||
* 01 BLUE "Blue Gain Control"
|
||
* = 240 (0xF0) 11110000
|
||
* BLUE[7] "Action"
|
||
* = 1 (0x01) 1....... "gain = 1/(1+bitrev([6:0]))"
|
||
* BLUE[6:0] "Value"
|
||
* = 112 (0x70) .1110000
|
||
*/
|
||
{ 0x01, 0xf0 },
|
||
|
||
/*
|
||
* 10 AEC "Automatic Exposure Control"
|
||
* = 10 (0x0A) 00001010
|
||
* AEC[7:0] "Automatic Exposure Control, 8 MSBs"
|
||
* = 10 (0x0A) 00001010
|
||
*/
|
||
{ 0x10, 0x0a },
|
||
|
||
{ 0xe1, 0x67 },
|
||
{ 0xe3, 0x03 },
|
||
{ 0xe4, 0x26 },
|
||
{ 0xe5, 0x3e },
|
||
{ 0xf8, 0x01 },
|
||
{ 0xff, 0x01 },
|
||
};
|
||
|
||
static const struct ov_i2c_regvals norm_6x20[] = {
|
||
{ 0x12, 0x80 }, /* reset */
|
||
{ 0x11, 0x01 },
|
||
{ 0x03, 0x60 },
|
||
{ 0x05, 0x7f }, /* For when autoadjust is off */
|
||
{ 0x07, 0xa8 },
|
||
/* The ratio of 0x0c and 0x0d controls the white point */
|
||
{ 0x0c, 0x24 },
|
||
{ 0x0d, 0x24 },
|
||
{ 0x0f, 0x15 }, /* COMS */
|
||
{ 0x10, 0x75 }, /* AEC Exposure time */
|
||
{ 0x12, 0x24 }, /* Enable AGC */
|
||
{ 0x14, 0x04 },
|
||
/* 0x16: 0x06 helps frame stability with moving objects */
|
||
{ 0x16, 0x06 },
|
||
/* { 0x20, 0x30 }, * Aperture correction enable */
|
||
{ 0x26, 0xb2 }, /* BLC enable */
|
||
/* 0x28: 0x05 Selects RGB format if RGB on */
|
||
{ 0x28, 0x05 },
|
||
{ 0x2a, 0x04 }, /* Disable framerate adjust */
|
||
/* { 0x2b, 0xac }, * Framerate; Set 2a[7] first */
|
||
{ 0x2d, 0x85 },
|
||
{ 0x33, 0xa0 }, /* Color Processing Parameter */
|
||
{ 0x34, 0xd2 }, /* Max A/D range */
|
||
{ 0x38, 0x8b },
|
||
{ 0x39, 0x40 },
|
||
|
||
{ 0x3c, 0x39 }, /* Enable AEC mode changing */
|
||
{ 0x3c, 0x3c }, /* Change AEC mode */
|
||
{ 0x3c, 0x24 }, /* Disable AEC mode changing */
|
||
|
||
{ 0x3d, 0x80 },
|
||
/* These next two registers (0x4a, 0x4b) are undocumented.
|
||
* They control the color balance */
|
||
{ 0x4a, 0x80 },
|
||
{ 0x4b, 0x80 },
|
||
{ 0x4d, 0xd2 }, /* This reduces noise a bit */
|
||
{ 0x4e, 0xc1 },
|
||
{ 0x4f, 0x04 },
|
||
/* Do 50-53 have any effect? */
|
||
/* Toggle 0x12[2] off and on here? */
|
||
};
|
||
|
||
static const struct ov_i2c_regvals norm_6x30[] = {
|
||
{ 0x12, 0x80 }, /* Reset */
|
||
{ 0x00, 0x1f }, /* Gain */
|
||
{ 0x01, 0x99 }, /* Blue gain */
|
||
{ 0x02, 0x7c }, /* Red gain */
|
||
{ 0x03, 0xc0 }, /* Saturation */
|
||
{ 0x05, 0x0a }, /* Contrast */
|
||
{ 0x06, 0x95 }, /* Brightness */
|
||
{ 0x07, 0x2d }, /* Sharpness */
|
||
{ 0x0c, 0x20 },
|
||
{ 0x0d, 0x20 },
|
||
{ 0x0e, 0xa0 }, /* Was 0x20, bit7 enables a 2x gain which we need */
|
||
{ 0x0f, 0x05 },
|
||
{ 0x10, 0x9a },
|
||
{ 0x11, 0x00 }, /* Pixel clock = fastest */
|
||
{ 0x12, 0x24 }, /* Enable AGC and AWB */
|
||
{ 0x13, 0x21 },
|
||
{ 0x14, 0x80 },
|
||
{ 0x15, 0x01 },
|
||
{ 0x16, 0x03 },
|
||
{ 0x17, 0x38 },
|
||
{ 0x18, 0xea },
|
||
{ 0x19, 0x04 },
|
||
{ 0x1a, 0x93 },
|
||
{ 0x1b, 0x00 },
|
||
{ 0x1e, 0xc4 },
|
||
{ 0x1f, 0x04 },
|
||
{ 0x20, 0x20 },
|
||
{ 0x21, 0x10 },
|
||
{ 0x22, 0x88 },
|
||
{ 0x23, 0xc0 }, /* Crystal circuit power level */
|
||
{ 0x25, 0x9a }, /* Increase AEC black ratio */
|
||
{ 0x26, 0xb2 }, /* BLC enable */
|
||
{ 0x27, 0xa2 },
|
||
{ 0x28, 0x00 },
|
||
{ 0x29, 0x00 },
|
||
{ 0x2a, 0x84 }, /* 60 Hz power */
|
||
{ 0x2b, 0xa8 }, /* 60 Hz power */
|
||
{ 0x2c, 0xa0 },
|
||
{ 0x2d, 0x95 }, /* Enable auto-brightness */
|
||
{ 0x2e, 0x88 },
|
||
{ 0x33, 0x26 },
|
||
{ 0x34, 0x03 },
|
||
{ 0x36, 0x8f },
|
||
{ 0x37, 0x80 },
|
||
{ 0x38, 0x83 },
|
||
{ 0x39, 0x80 },
|
||
{ 0x3a, 0x0f },
|
||
{ 0x3b, 0x3c },
|
||
{ 0x3c, 0x1a },
|
||
{ 0x3d, 0x80 },
|
||
{ 0x3e, 0x80 },
|
||
{ 0x3f, 0x0e },
|
||
{ 0x40, 0x00 }, /* White bal */
|
||
{ 0x41, 0x00 }, /* White bal */
|
||
{ 0x42, 0x80 },
|
||
{ 0x43, 0x3f }, /* White bal */
|
||
{ 0x44, 0x80 },
|
||
{ 0x45, 0x20 },
|
||
{ 0x46, 0x20 },
|
||
{ 0x47, 0x80 },
|
||
{ 0x48, 0x7f },
|
||
{ 0x49, 0x00 },
|
||
{ 0x4a, 0x00 },
|
||
{ 0x4b, 0x80 },
|
||
{ 0x4c, 0xd0 },
|
||
{ 0x4d, 0x10 }, /* U = 0.563u, V = 0.714v */
|
||
{ 0x4e, 0x40 },
|
||
{ 0x4f, 0x07 }, /* UV avg., col. killer: max */
|
||
{ 0x50, 0xff },
|
||
{ 0x54, 0x23 }, /* Max AGC gain: 18dB */
|
||
{ 0x55, 0xff },
|
||
{ 0x56, 0x12 },
|
||
{ 0x57, 0x81 },
|
||
{ 0x58, 0x75 },
|
||
{ 0x59, 0x01 }, /* AGC dark current comp.: +1 */
|
||
{ 0x5a, 0x2c },
|
||
{ 0x5b, 0x0f }, /* AWB chrominance levels */
|
||
{ 0x5c, 0x10 },
|
||
{ 0x3d, 0x80 },
|
||
{ 0x27, 0xa6 },
|
||
{ 0x12, 0x20 }, /* Toggle AWB */
|
||
{ 0x12, 0x24 },
|
||
};
|
||
|
||
/* Lawrence Glaister <lg@jfm.bc.ca> reports:
|
||
*
|
||
* Register 0x0f in the 7610 has the following effects:
|
||
*
|
||
* 0x85 (AEC method 1): Best overall, good contrast range
|
||
* 0x45 (AEC method 2): Very overexposed
|
||
* 0xa5 (spec sheet default): Ok, but the black level is
|
||
* shifted resulting in loss of contrast
|
||
* 0x05 (old driver setting): very overexposed, too much
|
||
* contrast
|
||
*/
|
||
static const struct ov_i2c_regvals norm_7610[] = {
|
||
{ 0x10, 0xff },
|
||
{ 0x16, 0x06 },
|
||
{ 0x28, 0x24 },
|
||
{ 0x2b, 0xac },
|
||
{ 0x12, 0x00 },
|
||
{ 0x38, 0x81 },
|
||
{ 0x28, 0x24 }, /* 0c */
|
||
{ 0x0f, 0x85 }, /* lg's setting */
|
||
{ 0x15, 0x01 },
|
||
{ 0x20, 0x1c },
|
||
{ 0x23, 0x2a },
|
||
{ 0x24, 0x10 },
|
||
{ 0x25, 0x8a },
|
||
{ 0x26, 0xa2 },
|
||
{ 0x27, 0xc2 },
|
||
{ 0x2a, 0x04 },
|
||
{ 0x2c, 0xfe },
|
||
{ 0x2d, 0x93 },
|
||
{ 0x30, 0x71 },
|
||
{ 0x31, 0x60 },
|
||
{ 0x32, 0x26 },
|
||
{ 0x33, 0x20 },
|
||
{ 0x34, 0x48 },
|
||
{ 0x12, 0x24 },
|
||
{ 0x11, 0x01 },
|
||
{ 0x0c, 0x24 },
|
||
{ 0x0d, 0x24 },
|
||
};
|
||
|
||
static const struct ov_i2c_regvals norm_7620[] = {
|
||
{ 0x12, 0x80 }, /* reset */
|
||
{ 0x00, 0x00 }, /* gain */
|
||
{ 0x01, 0x80 }, /* blue gain */
|
||
{ 0x02, 0x80 }, /* red gain */
|
||
{ 0x03, 0xc0 }, /* OV7670_R03_VREF */
|
||
{ 0x06, 0x60 },
|
||
{ 0x07, 0x00 },
|
||
{ 0x0c, 0x24 },
|
||
{ 0x0c, 0x24 },
|
||
{ 0x0d, 0x24 },
|
||
{ 0x11, 0x01 },
|
||
{ 0x12, 0x24 },
|
||
{ 0x13, 0x01 },
|
||
{ 0x14, 0x84 },
|
||
{ 0x15, 0x01 },
|
||
{ 0x16, 0x03 },
|
||
{ 0x17, 0x2f },
|
||
{ 0x18, 0xcf },
|
||
{ 0x19, 0x06 },
|
||
{ 0x1a, 0xf5 },
|
||
{ 0x1b, 0x00 },
|
||
{ 0x20, 0x18 },
|
||
{ 0x21, 0x80 },
|
||
{ 0x22, 0x80 },
|
||
{ 0x23, 0x00 },
|
||
{ 0x26, 0xa2 },
|
||
{ 0x27, 0xea },
|
||
{ 0x28, 0x22 }, /* Was 0x20, bit1 enables a 2x gain which we need */
|
||
{ 0x29, 0x00 },
|
||
{ 0x2a, 0x10 },
|
||
{ 0x2b, 0x00 },
|
||
{ 0x2c, 0x88 },
|
||
{ 0x2d, 0x91 },
|
||
{ 0x2e, 0x80 },
|
||
{ 0x2f, 0x44 },
|
||
{ 0x60, 0x27 },
|
||
{ 0x61, 0x02 },
|
||
{ 0x62, 0x5f },
|
||
{ 0x63, 0xd5 },
|
||
{ 0x64, 0x57 },
|
||
{ 0x65, 0x83 },
|
||
{ 0x66, 0x55 },
|
||
{ 0x67, 0x92 },
|
||
{ 0x68, 0xcf },
|
||
{ 0x69, 0x76 },
|
||
{ 0x6a, 0x22 },
|
||
{ 0x6b, 0x00 },
|
||
{ 0x6c, 0x02 },
|
||
{ 0x6d, 0x44 },
|
||
{ 0x6e, 0x80 },
|
||
{ 0x6f, 0x1d },
|
||
{ 0x70, 0x8b },
|
||
{ 0x71, 0x00 },
|
||
{ 0x72, 0x14 },
|
||
{ 0x73, 0x54 },
|
||
{ 0x74, 0x00 },
|
||
{ 0x75, 0x8e },
|
||
{ 0x76, 0x00 },
|
||
{ 0x77, 0xff },
|
||
{ 0x78, 0x80 },
|
||
{ 0x79, 0x80 },
|
||
{ 0x7a, 0x80 },
|
||
{ 0x7b, 0xe2 },
|
||
{ 0x7c, 0x00 },
|
||
};
|
||
|
||
/* 7640 and 7648. The defaults should be OK for most registers. */
|
||
static const struct ov_i2c_regvals norm_7640[] = {
|
||
{ 0x12, 0x80 },
|
||
{ 0x12, 0x14 },
|
||
};
|
||
|
||
static const struct ov_regvals init_519_ov7660[] = {
|
||
{ 0x5d, 0x03 }, /* Turn off suspend mode */
|
||
{ 0x53, 0x9b }, /* 0x9f enables the (unused) microcontroller */
|
||
{ 0x54, 0x0f }, /* bit2 (jpeg enable) */
|
||
{ 0xa2, 0x20 }, /* a2-a5 are undocumented */
|
||
{ 0xa3, 0x18 },
|
||
{ 0xa4, 0x04 },
|
||
{ 0xa5, 0x28 },
|
||
{ 0x37, 0x00 }, /* SetUsbInit */
|
||
{ 0x55, 0x02 }, /* 4.096 Mhz audio clock */
|
||
/* Enable both fields, YUV Input, disable defect comp (why?) */
|
||
{ 0x20, 0x0c }, /* 0x0d does U <-> V swap */
|
||
{ 0x21, 0x38 },
|
||
{ 0x22, 0x1d },
|
||
{ 0x17, 0x50 }, /* undocumented */
|
||
{ 0x37, 0x00 }, /* undocumented */
|
||
{ 0x40, 0xff }, /* I2C timeout counter */
|
||
{ 0x46, 0x00 }, /* I2C clock prescaler */
|
||
};
|
||
static const struct ov_i2c_regvals norm_7660[] = {
|
||
{OV7670_R12_COM7, OV7670_COM7_RESET},
|
||
{OV7670_R11_CLKRC, 0x81},
|
||
{0x92, 0x00}, /* DM_LNL */
|
||
{0x93, 0x00}, /* DM_LNH */
|
||
{0x9d, 0x4c}, /* BD50ST */
|
||
{0x9e, 0x3f}, /* BD60ST */
|
||
{OV7670_R3B_COM11, 0x02},
|
||
{OV7670_R13_COM8, 0xf5},
|
||
{OV7670_R10_AECH, 0x00},
|
||
{OV7670_R00_GAIN, 0x00},
|
||
{OV7670_R01_BLUE, 0x7c},
|
||
{OV7670_R02_RED, 0x9d},
|
||
{OV7670_R12_COM7, 0x00},
|
||
{OV7670_R04_COM1, 00},
|
||
{OV7670_R18_HSTOP, 0x01},
|
||
{OV7670_R17_HSTART, 0x13},
|
||
{OV7670_R32_HREF, 0x92},
|
||
{OV7670_R19_VSTART, 0x02},
|
||
{OV7670_R1A_VSTOP, 0x7a},
|
||
{OV7670_R03_VREF, 0x00},
|
||
{OV7670_R0E_COM5, 0x04},
|
||
{OV7670_R0F_COM6, 0x62},
|
||
{OV7670_R15_COM10, 0x00},
|
||
{0x16, 0x02}, /* RSVD */
|
||
{0x1b, 0x00}, /* PSHFT */
|
||
{OV7670_R1E_MVFP, 0x01},
|
||
{0x29, 0x3c}, /* RSVD */
|
||
{0x33, 0x00}, /* CHLF */
|
||
{0x34, 0x07}, /* ARBLM */
|
||
{0x35, 0x84}, /* RSVD */
|
||
{0x36, 0x00}, /* RSVD */
|
||
{0x37, 0x04}, /* ADC */
|
||
{0x39, 0x43}, /* OFON */
|
||
{OV7670_R3A_TSLB, 0x00},
|
||
{OV7670_R3C_COM12, 0x6c},
|
||
{OV7670_R3D_COM13, 0x98},
|
||
{OV7670_R3F_EDGE, 0x23},
|
||
{OV7670_R40_COM15, 0xc1},
|
||
{OV7670_R41_COM16, 0x22},
|
||
{0x6b, 0x0a}, /* DBLV */
|
||
{0xa1, 0x08}, /* RSVD */
|
||
{0x69, 0x80}, /* HV */
|
||
{0x43, 0xf0}, /* RSVD.. */
|
||
{0x44, 0x10},
|
||
{0x45, 0x78},
|
||
{0x46, 0xa8},
|
||
{0x47, 0x60},
|
||
{0x48, 0x80},
|
||
{0x59, 0xba},
|
||
{0x5a, 0x9a},
|
||
{0x5b, 0x22},
|
||
{0x5c, 0xb9},
|
||
{0x5d, 0x9b},
|
||
{0x5e, 0x10},
|
||
{0x5f, 0xe0},
|
||
{0x60, 0x85},
|
||
{0x61, 0x60},
|
||
{0x9f, 0x9d}, /* RSVD */
|
||
{0xa0, 0xa0}, /* DSPC2 */
|
||
{0x4f, 0x60}, /* matrix */
|
||
{0x50, 0x64},
|
||
{0x51, 0x04},
|
||
{0x52, 0x18},
|
||
{0x53, 0x3c},
|
||
{0x54, 0x54},
|
||
{0x55, 0x40},
|
||
{0x56, 0x40},
|
||
{0x57, 0x40},
|
||
{0x58, 0x0d}, /* matrix sign */
|
||
{0x8b, 0xcc}, /* RSVD */
|
||
{0x8c, 0xcc},
|
||
{0x8d, 0xcf},
|
||
{0x6c, 0x40}, /* gamma curve */
|
||
{0x6d, 0xe0},
|
||
{0x6e, 0xa0},
|
||
{0x6f, 0x80},
|
||
{0x70, 0x70},
|
||
{0x71, 0x80},
|
||
{0x72, 0x60},
|
||
{0x73, 0x60},
|
||
{0x74, 0x50},
|
||
{0x75, 0x40},
|
||
{0x76, 0x38},
|
||
{0x77, 0x3c},
|
||
{0x78, 0x32},
|
||
{0x79, 0x1a},
|
||
{0x7a, 0x28},
|
||
{0x7b, 0x24},
|
||
{0x7c, 0x04}, /* gamma curve */
|
||
{0x7d, 0x12},
|
||
{0x7e, 0x26},
|
||
{0x7f, 0x46},
|
||
{0x80, 0x54},
|
||
{0x81, 0x64},
|
||
{0x82, 0x70},
|
||
{0x83, 0x7c},
|
||
{0x84, 0x86},
|
||
{0x85, 0x8e},
|
||
{0x86, 0x9c},
|
||
{0x87, 0xab},
|
||
{0x88, 0xc4},
|
||
{0x89, 0xd1},
|
||
{0x8a, 0xe5},
|
||
{OV7670_R14_COM9, 0x1e},
|
||
{OV7670_R24_AEW, 0x80},
|
||
{OV7670_R25_AEB, 0x72},
|
||
{OV7670_R26_VPT, 0xb3},
|
||
{0x62, 0x80}, /* LCC1 */
|
||
{0x63, 0x80}, /* LCC2 */
|
||
{0x64, 0x06}, /* LCC3 */
|
||
{0x65, 0x00}, /* LCC4 */
|
||
{0x66, 0x01}, /* LCC5 */
|
||
{0x94, 0x0e}, /* RSVD.. */
|
||
{0x95, 0x14},
|
||
{OV7670_R13_COM8, OV7670_COM8_FASTAEC
|
||
| OV7670_COM8_AECSTEP
|
||
| OV7670_COM8_BFILT
|
||
| 0x10
|
||
| OV7670_COM8_AGC
|
||
| OV7670_COM8_AWB
|
||
| OV7670_COM8_AEC},
|
||
{0xa1, 0xc8}
|
||
};
|
||
static const struct ov_i2c_regvals norm_9600[] = {
|
||
{0x12, 0x80},
|
||
{0x0c, 0x28},
|
||
{0x11, 0x80},
|
||
{0x13, 0xb5},
|
||
{0x14, 0x3e},
|
||
{0x1b, 0x04},
|
||
{0x24, 0xb0},
|
||
{0x25, 0x90},
|
||
{0x26, 0x94},
|
||
{0x35, 0x90},
|
||
{0x37, 0x07},
|
||
{0x38, 0x08},
|
||
{0x01, 0x8e},
|
||
{0x02, 0x85}
|
||
};
|
||
|
||
/* 7670. Defaults taken from OmniVision provided data,
|
||
* as provided by Jonathan Corbet of OLPC */
|
||
static const struct ov_i2c_regvals norm_7670[] = {
|
||
{ OV7670_R12_COM7, OV7670_COM7_RESET },
|
||
{ OV7670_R3A_TSLB, 0x04 }, /* OV */
|
||
{ OV7670_R12_COM7, OV7670_COM7_FMT_VGA }, /* VGA */
|
||
{ OV7670_R11_CLKRC, 0x01 },
|
||
/*
|
||
* Set the hardware window. These values from OV don't entirely
|
||
* make sense - hstop is less than hstart. But they work...
|
||
*/
|
||
{ OV7670_R17_HSTART, 0x13 },
|
||
{ OV7670_R18_HSTOP, 0x01 },
|
||
{ OV7670_R32_HREF, 0xb6 },
|
||
{ OV7670_R19_VSTART, 0x02 },
|
||
{ OV7670_R1A_VSTOP, 0x7a },
|
||
{ OV7670_R03_VREF, 0x0a },
|
||
|
||
{ OV7670_R0C_COM3, 0x00 },
|
||
{ OV7670_R3E_COM14, 0x00 },
|
||
/* Mystery scaling numbers */
|
||
{ 0x70, 0x3a },
|
||
{ 0x71, 0x35 },
|
||
{ 0x72, 0x11 },
|
||
{ 0x73, 0xf0 },
|
||
{ 0xa2, 0x02 },
|
||
/* { OV7670_R15_COM10, 0x0 }, */
|
||
|
||
/* Gamma curve values */
|
||
{ 0x7a, 0x20 },
|
||
{ 0x7b, 0x10 },
|
||
{ 0x7c, 0x1e },
|
||
{ 0x7d, 0x35 },
|
||
{ 0x7e, 0x5a },
|
||
{ 0x7f, 0x69 },
|
||
{ 0x80, 0x76 },
|
||
{ 0x81, 0x80 },
|
||
{ 0x82, 0x88 },
|
||
{ 0x83, 0x8f },
|
||
{ 0x84, 0x96 },
|
||
{ 0x85, 0xa3 },
|
||
{ 0x86, 0xaf },
|
||
{ 0x87, 0xc4 },
|
||
{ 0x88, 0xd7 },
|
||
{ 0x89, 0xe8 },
|
||
|
||
/* AGC and AEC parameters. Note we start by disabling those features,
|
||
then turn them only after tweaking the values. */
|
||
{ OV7670_R13_COM8, OV7670_COM8_FASTAEC
|
||
| OV7670_COM8_AECSTEP
|
||
| OV7670_COM8_BFILT },
|
||
{ OV7670_R00_GAIN, 0x00 },
|
||
{ OV7670_R10_AECH, 0x00 },
|
||
{ OV7670_R0D_COM4, 0x40 }, /* magic reserved bit */
|
||
{ OV7670_R14_COM9, 0x18 }, /* 4x gain + magic rsvd bit */
|
||
{ OV7670_RA5_BD50MAX, 0x05 },
|
||
{ OV7670_RAB_BD60MAX, 0x07 },
|
||
{ OV7670_R24_AEW, 0x95 },
|
||
{ OV7670_R25_AEB, 0x33 },
|
||
{ OV7670_R26_VPT, 0xe3 },
|
||
{ OV7670_R9F_HAECC1, 0x78 },
|
||
{ OV7670_RA0_HAECC2, 0x68 },
|
||
{ 0xa1, 0x03 }, /* magic */
|
||
{ OV7670_RA6_HAECC3, 0xd8 },
|
||
{ OV7670_RA7_HAECC4, 0xd8 },
|
||
{ OV7670_RA8_HAECC5, 0xf0 },
|
||
{ OV7670_RA9_HAECC6, 0x90 },
|
||
{ OV7670_RAA_HAECC7, 0x94 },
|
||
{ OV7670_R13_COM8, OV7670_COM8_FASTAEC
|
||
| OV7670_COM8_AECSTEP
|
||
| OV7670_COM8_BFILT
|
||
| OV7670_COM8_AGC
|
||
| OV7670_COM8_AEC },
|
||
|
||
/* Almost all of these are magic "reserved" values. */
|
||
{ OV7670_R0E_COM5, 0x61 },
|
||
{ OV7670_R0F_COM6, 0x4b },
|
||
{ 0x16, 0x02 },
|
||
{ OV7670_R1E_MVFP, 0x07 },
|
||
{ 0x21, 0x02 },
|
||
{ 0x22, 0x91 },
|
||
{ 0x29, 0x07 },
|
||
{ 0x33, 0x0b },
|
||
{ 0x35, 0x0b },
|
||
{ 0x37, 0x1d },
|
||
{ 0x38, 0x71 },
|
||
{ 0x39, 0x2a },
|
||
{ OV7670_R3C_COM12, 0x78 },
|
||
{ 0x4d, 0x40 },
|
||
{ 0x4e, 0x20 },
|
||
{ OV7670_R69_GFIX, 0x00 },
|
||
{ 0x6b, 0x4a },
|
||
{ 0x74, 0x10 },
|
||
{ 0x8d, 0x4f },
|
||
{ 0x8e, 0x00 },
|
||
{ 0x8f, 0x00 },
|
||
{ 0x90, 0x00 },
|
||
{ 0x91, 0x00 },
|
||
{ 0x96, 0x00 },
|
||
{ 0x9a, 0x00 },
|
||
{ 0xb0, 0x84 },
|
||
{ 0xb1, 0x0c },
|
||
{ 0xb2, 0x0e },
|
||
{ 0xb3, 0x82 },
|
||
{ 0xb8, 0x0a },
|
||
|
||
/* More reserved magic, some of which tweaks white balance */
|
||
{ 0x43, 0x0a },
|
||
{ 0x44, 0xf0 },
|
||
{ 0x45, 0x34 },
|
||
{ 0x46, 0x58 },
|
||
{ 0x47, 0x28 },
|
||
{ 0x48, 0x3a },
|
||
{ 0x59, 0x88 },
|
||
{ 0x5a, 0x88 },
|
||
{ 0x5b, 0x44 },
|
||
{ 0x5c, 0x67 },
|
||
{ 0x5d, 0x49 },
|
||
{ 0x5e, 0x0e },
|
||
{ 0x6c, 0x0a },
|
||
{ 0x6d, 0x55 },
|
||
{ 0x6e, 0x11 },
|
||
{ 0x6f, 0x9f }, /* "9e for advance AWB" */
|
||
{ 0x6a, 0x40 },
|
||
{ OV7670_R01_BLUE, 0x40 },
|
||
{ OV7670_R02_RED, 0x60 },
|
||
{ OV7670_R13_COM8, OV7670_COM8_FASTAEC
|
||
| OV7670_COM8_AECSTEP
|
||
| OV7670_COM8_BFILT
|
||
| OV7670_COM8_AGC
|
||
| OV7670_COM8_AEC
|
||
| OV7670_COM8_AWB },
|
||
|
||
/* Matrix coefficients */
|
||
{ 0x4f, 0x80 },
|
||
{ 0x50, 0x80 },
|
||
{ 0x51, 0x00 },
|
||
{ 0x52, 0x22 },
|
||
{ 0x53, 0x5e },
|
||
{ 0x54, 0x80 },
|
||
{ 0x58, 0x9e },
|
||
|
||
{ OV7670_R41_COM16, OV7670_COM16_AWBGAIN },
|
||
{ OV7670_R3F_EDGE, 0x00 },
|
||
{ 0x75, 0x05 },
|
||
{ 0x76, 0xe1 },
|
||
{ 0x4c, 0x00 },
|
||
{ 0x77, 0x01 },
|
||
{ OV7670_R3D_COM13, OV7670_COM13_GAMMA
|
||
| OV7670_COM13_UVSAT
|
||
| 2}, /* was 3 */
|
||
{ 0x4b, 0x09 },
|
||
{ 0xc9, 0x60 },
|
||
{ OV7670_R41_COM16, 0x38 },
|
||
{ 0x56, 0x40 },
|
||
|
||
{ 0x34, 0x11 },
|
||
{ OV7670_R3B_COM11, OV7670_COM11_EXP|OV7670_COM11_HZAUTO },
|
||
{ 0xa4, 0x88 },
|
||
{ 0x96, 0x00 },
|
||
{ 0x97, 0x30 },
|
||
{ 0x98, 0x20 },
|
||
{ 0x99, 0x30 },
|
||
{ 0x9a, 0x84 },
|
||
{ 0x9b, 0x29 },
|
||
{ 0x9c, 0x03 },
|
||
{ 0x9d, 0x4c },
|
||
{ 0x9e, 0x3f },
|
||
{ 0x78, 0x04 },
|
||
|
||
/* Extra-weird stuff. Some sort of multiplexor register */
|
||
{ 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 },
|
||
};
|
||
|
||
static const struct ov_i2c_regvals norm_8610[] = {
|
||
{ 0x12, 0x80 },
|
||
{ 0x00, 0x00 },
|
||
{ 0x01, 0x80 },
|
||
{ 0x02, 0x80 },
|
||
{ 0x03, 0xc0 },
|
||
{ 0x04, 0x30 },
|
||
{ 0x05, 0x30 }, /* was 0x10, new from windrv 090403 */
|
||
{ 0x06, 0x70 }, /* was 0x80, new from windrv 090403 */
|
||
{ 0x0a, 0x86 },
|
||
{ 0x0b, 0xb0 },
|
||
{ 0x0c, 0x20 },
|
||
{ 0x0d, 0x20 },
|
||
{ 0x11, 0x01 },
|
||
{ 0x12, 0x25 },
|
||
{ 0x13, 0x01 },
|
||
{ 0x14, 0x04 },
|
||
{ 0x15, 0x01 }, /* Lin and Win think different about UV order */
|
||
{ 0x16, 0x03 },
|
||
{ 0x17, 0x38 }, /* was 0x2f, new from windrv 090403 */
|
||
{ 0x18, 0xea }, /* was 0xcf, new from windrv 090403 */
|
||
{ 0x19, 0x02 }, /* was 0x06, new from windrv 090403 */
|
||
{ 0x1a, 0xf5 },
|
||
{ 0x1b, 0x00 },
|
||
{ 0x20, 0xd0 }, /* was 0x90, new from windrv 090403 */
|
||
{ 0x23, 0xc0 }, /* was 0x00, new from windrv 090403 */
|
||
{ 0x24, 0x30 }, /* was 0x1d, new from windrv 090403 */
|
||
{ 0x25, 0x50 }, /* was 0x57, new from windrv 090403 */
|
||
{ 0x26, 0xa2 },
|
||
{ 0x27, 0xea },
|
||
{ 0x28, 0x00 },
|
||
{ 0x29, 0x00 },
|
||
{ 0x2a, 0x80 },
|
||
{ 0x2b, 0xc8 }, /* was 0xcc, new from windrv 090403 */
|
||
{ 0x2c, 0xac },
|
||
{ 0x2d, 0x45 }, /* was 0xd5, new from windrv 090403 */
|
||
{ 0x2e, 0x80 },
|
||
{ 0x2f, 0x14 }, /* was 0x01, new from windrv 090403 */
|
||
{ 0x4c, 0x00 },
|
||
{ 0x4d, 0x30 }, /* was 0x10, new from windrv 090403 */
|
||
{ 0x60, 0x02 }, /* was 0x01, new from windrv 090403 */
|
||
{ 0x61, 0x00 }, /* was 0x09, new from windrv 090403 */
|
||
{ 0x62, 0x5f }, /* was 0xd7, new from windrv 090403 */
|
||
{ 0x63, 0xff },
|
||
{ 0x64, 0x53 }, /* new windrv 090403 says 0x57,
|
||
* maybe thats wrong */
|
||
{ 0x65, 0x00 },
|
||
{ 0x66, 0x55 },
|
||
{ 0x67, 0xb0 },
|
||
{ 0x68, 0xc0 }, /* was 0xaf, new from windrv 090403 */
|
||
{ 0x69, 0x02 },
|
||
{ 0x6a, 0x22 },
|
||
{ 0x6b, 0x00 },
|
||
{ 0x6c, 0x99 }, /* was 0x80, old windrv says 0x00, but
|
||
* deleting bit7 colors the first images red */
|
||
{ 0x6d, 0x11 }, /* was 0x00, new from windrv 090403 */
|
||
{ 0x6e, 0x11 }, /* was 0x00, new from windrv 090403 */
|
||
{ 0x6f, 0x01 },
|
||
{ 0x70, 0x8b },
|
||
{ 0x71, 0x00 },
|
||
{ 0x72, 0x14 },
|
||
{ 0x73, 0x54 },
|
||
{ 0x74, 0x00 },/* 0x60? - was 0x00, new from windrv 090403 */
|
||
{ 0x75, 0x0e },
|
||
{ 0x76, 0x02 }, /* was 0x02, new from windrv 090403 */
|
||
{ 0x77, 0xff },
|
||
{ 0x78, 0x80 },
|
||
{ 0x79, 0x80 },
|
||
{ 0x7a, 0x80 },
|
||
{ 0x7b, 0x10 }, /* was 0x13, new from windrv 090403 */
|
||
{ 0x7c, 0x00 },
|
||
{ 0x7d, 0x08 }, /* was 0x09, new from windrv 090403 */
|
||
{ 0x7e, 0x08 }, /* was 0xc0, new from windrv 090403 */
|
||
{ 0x7f, 0xfb },
|
||
{ 0x80, 0x28 },
|
||
{ 0x81, 0x00 },
|
||
{ 0x82, 0x23 },
|
||
{ 0x83, 0x0b },
|
||
{ 0x84, 0x00 },
|
||
{ 0x85, 0x62 }, /* was 0x61, new from windrv 090403 */
|
||
{ 0x86, 0xc9 },
|
||
{ 0x87, 0x00 },
|
||
{ 0x88, 0x00 },
|
||
{ 0x89, 0x01 },
|
||
{ 0x12, 0x20 },
|
||
{ 0x12, 0x25 }, /* was 0x24, new from windrv 090403 */
|
||
};
|
||
|
||
static unsigned char ov7670_abs_to_sm(unsigned char v)
|
||
{
|
||
if (v > 127)
|
||
return v & 0x7f;
|
||
return (128 - v) | 0x80;
|
||
}
|
||
|
||
/* Write a OV519 register */
|
||
static void reg_w(struct sd *sd, u16 index, u16 value)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int ret, req = 0;
|
||
|
||
if (sd->gspca_dev.usb_err < 0)
|
||
return;
|
||
|
||
/* Avoid things going to fast for the bridge with a xhci host */
|
||
udelay(150);
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
req = 2;
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
req = 0x0a;
|
||
/* fall through */
|
||
case BRIDGE_W9968CF:
|
||
gspca_dbg(gspca_dev, D_USBO, "SET %02x %04x %04x\n",
|
||
req, value, index);
|
||
ret = usb_control_msg(sd->gspca_dev.dev,
|
||
usb_sndctrlpipe(sd->gspca_dev.dev, 0),
|
||
req,
|
||
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
value, index, NULL, 0, 500);
|
||
goto leave;
|
||
default:
|
||
req = 1;
|
||
}
|
||
|
||
gspca_dbg(gspca_dev, D_USBO, "SET %02x 0000 %04x %02x\n",
|
||
req, index, value);
|
||
sd->gspca_dev.usb_buf[0] = value;
|
||
ret = usb_control_msg(sd->gspca_dev.dev,
|
||
usb_sndctrlpipe(sd->gspca_dev.dev, 0),
|
||
req,
|
||
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
0, index,
|
||
sd->gspca_dev.usb_buf, 1, 500);
|
||
leave:
|
||
if (ret < 0) {
|
||
gspca_err(gspca_dev, "reg_w %02x failed %d\n", index, ret);
|
||
sd->gspca_dev.usb_err = ret;
|
||
return;
|
||
}
|
||
}
|
||
|
||
/* Read from a OV519 register, note not valid for the w9968cf!! */
|
||
/* returns: negative is error, pos or zero is data */
|
||
static int reg_r(struct sd *sd, u16 index)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int ret;
|
||
int req;
|
||
|
||
if (sd->gspca_dev.usb_err < 0)
|
||
return -1;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
req = 3;
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
req = 0x0b;
|
||
break;
|
||
default:
|
||
req = 1;
|
||
}
|
||
|
||
/* Avoid things going to fast for the bridge with a xhci host */
|
||
udelay(150);
|
||
ret = usb_control_msg(sd->gspca_dev.dev,
|
||
usb_rcvctrlpipe(sd->gspca_dev.dev, 0),
|
||
req,
|
||
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
0, index, sd->gspca_dev.usb_buf, 1, 500);
|
||
|
||
if (ret >= 0) {
|
||
ret = sd->gspca_dev.usb_buf[0];
|
||
gspca_dbg(gspca_dev, D_USBI, "GET %02x 0000 %04x %02x\n",
|
||
req, index, ret);
|
||
} else {
|
||
gspca_err(gspca_dev, "reg_r %02x failed %d\n", index, ret);
|
||
sd->gspca_dev.usb_err = ret;
|
||
/*
|
||
* Make sure the result is zeroed to avoid uninitialized
|
||
* values.
|
||
*/
|
||
gspca_dev->usb_buf[0] = 0;
|
||
}
|
||
|
||
return ret;
|
||
}
|
||
|
||
/* Read 8 values from a OV519 register */
|
||
static int reg_r8(struct sd *sd,
|
||
u16 index)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int ret;
|
||
|
||
if (sd->gspca_dev.usb_err < 0)
|
||
return -1;
|
||
|
||
/* Avoid things going to fast for the bridge with a xhci host */
|
||
udelay(150);
|
||
ret = usb_control_msg(sd->gspca_dev.dev,
|
||
usb_rcvctrlpipe(sd->gspca_dev.dev, 0),
|
||
1, /* REQ_IO */
|
||
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
0, index, sd->gspca_dev.usb_buf, 8, 500);
|
||
|
||
if (ret >= 0) {
|
||
ret = sd->gspca_dev.usb_buf[0];
|
||
} else {
|
||
gspca_err(gspca_dev, "reg_r8 %02x failed %d\n", index, ret);
|
||
sd->gspca_dev.usb_err = ret;
|
||
/*
|
||
* Make sure the buffer is zeroed to avoid uninitialized
|
||
* values.
|
||
*/
|
||
memset(gspca_dev->usb_buf, 0, 8);
|
||
}
|
||
|
||
return ret;
|
||
}
|
||
|
||
/*
|
||
* Writes bits at positions specified by mask to an OV51x reg. Bits that are in
|
||
* the same position as 1's in "mask" are cleared and set to "value". Bits
|
||
* that are in the same position as 0's in "mask" are preserved, regardless
|
||
* of their respective state in "value".
|
||
*/
|
||
static void reg_w_mask(struct sd *sd,
|
||
u16 index,
|
||
u8 value,
|
||
u8 mask)
|
||
{
|
||
int ret;
|
||
u8 oldval;
|
||
|
||
if (mask != 0xff) {
|
||
value &= mask; /* Enforce mask on value */
|
||
ret = reg_r(sd, index);
|
||
if (ret < 0)
|
||
return;
|
||
|
||
oldval = ret & ~mask; /* Clear the masked bits */
|
||
value |= oldval; /* Set the desired bits */
|
||
}
|
||
reg_w(sd, index, value);
|
||
}
|
||
|
||
/*
|
||
* Writes multiple (n) byte value to a single register. Only valid with certain
|
||
* registers (0x30 and 0xc4 - 0xce).
|
||
*/
|
||
static void ov518_reg_w32(struct sd *sd, u16 index, u32 value, int n)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int ret;
|
||
|
||
if (sd->gspca_dev.usb_err < 0)
|
||
return;
|
||
|
||
*((__le32 *) sd->gspca_dev.usb_buf) = __cpu_to_le32(value);
|
||
|
||
/* Avoid things going to fast for the bridge with a xhci host */
|
||
udelay(150);
|
||
ret = usb_control_msg(sd->gspca_dev.dev,
|
||
usb_sndctrlpipe(sd->gspca_dev.dev, 0),
|
||
1 /* REG_IO */,
|
||
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
0, index,
|
||
sd->gspca_dev.usb_buf, n, 500);
|
||
if (ret < 0) {
|
||
gspca_err(gspca_dev, "reg_w32 %02x failed %d\n", index, ret);
|
||
sd->gspca_dev.usb_err = ret;
|
||
}
|
||
}
|
||
|
||
static void ov511_i2c_w(struct sd *sd, u8 reg, u8 value)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int rc, retries;
|
||
|
||
gspca_dbg(gspca_dev, D_USBO, "ov511_i2c_w %02x %02x\n", reg, value);
|
||
|
||
/* Three byte write cycle */
|
||
for (retries = 6; ; ) {
|
||
/* Select camera register */
|
||
reg_w(sd, R51x_I2C_SADDR_3, reg);
|
||
|
||
/* Write "value" to I2C data port of OV511 */
|
||
reg_w(sd, R51x_I2C_DATA, value);
|
||
|
||
/* Initiate 3-byte write cycle */
|
||
reg_w(sd, R511_I2C_CTL, 0x01);
|
||
|
||
do {
|
||
rc = reg_r(sd, R511_I2C_CTL);
|
||
} while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
|
||
|
||
if (rc < 0)
|
||
return;
|
||
|
||
if ((rc & 2) == 0) /* Ack? */
|
||
break;
|
||
if (--retries < 0) {
|
||
gspca_dbg(gspca_dev, D_USBO, "i2c write retries exhausted\n");
|
||
return;
|
||
}
|
||
}
|
||
}
|
||
|
||
static int ov511_i2c_r(struct sd *sd, u8 reg)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int rc, value, retries;
|
||
|
||
/* Two byte write cycle */
|
||
for (retries = 6; ; ) {
|
||
/* Select camera register */
|
||
reg_w(sd, R51x_I2C_SADDR_2, reg);
|
||
|
||
/* Initiate 2-byte write cycle */
|
||
reg_w(sd, R511_I2C_CTL, 0x03);
|
||
|
||
do {
|
||
rc = reg_r(sd, R511_I2C_CTL);
|
||
} while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
|
||
|
||
if (rc < 0)
|
||
return rc;
|
||
|
||
if ((rc & 2) == 0) /* Ack? */
|
||
break;
|
||
|
||
/* I2C abort */
|
||
reg_w(sd, R511_I2C_CTL, 0x10);
|
||
|
||
if (--retries < 0) {
|
||
gspca_dbg(gspca_dev, D_USBI, "i2c write retries exhausted\n");
|
||
return -1;
|
||
}
|
||
}
|
||
|
||
/* Two byte read cycle */
|
||
for (retries = 6; ; ) {
|
||
/* Initiate 2-byte read cycle */
|
||
reg_w(sd, R511_I2C_CTL, 0x05);
|
||
|
||
do {
|
||
rc = reg_r(sd, R511_I2C_CTL);
|
||
} while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
|
||
|
||
if (rc < 0)
|
||
return rc;
|
||
|
||
if ((rc & 2) == 0) /* Ack? */
|
||
break;
|
||
|
||
/* I2C abort */
|
||
reg_w(sd, R511_I2C_CTL, 0x10);
|
||
|
||
if (--retries < 0) {
|
||
gspca_dbg(gspca_dev, D_USBI, "i2c read retries exhausted\n");
|
||
return -1;
|
||
}
|
||
}
|
||
|
||
value = reg_r(sd, R51x_I2C_DATA);
|
||
|
||
gspca_dbg(gspca_dev, D_USBI, "ov511_i2c_r %02x %02x\n", reg, value);
|
||
|
||
/* This is needed to make i2c_w() work */
|
||
reg_w(sd, R511_I2C_CTL, 0x05);
|
||
|
||
return value;
|
||
}
|
||
|
||
/*
|
||
* The OV518 I2C I/O procedure is different, hence, this function.
|
||
* This is normally only called from i2c_w(). Note that this function
|
||
* always succeeds regardless of whether the sensor is present and working.
|
||
*/
|
||
static void ov518_i2c_w(struct sd *sd,
|
||
u8 reg,
|
||
u8 value)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
|
||
gspca_dbg(gspca_dev, D_USBO, "ov518_i2c_w %02x %02x\n", reg, value);
|
||
|
||
/* Select camera register */
|
||
reg_w(sd, R51x_I2C_SADDR_3, reg);
|
||
|
||
/* Write "value" to I2C data port of OV511 */
|
||
reg_w(sd, R51x_I2C_DATA, value);
|
||
|
||
/* Initiate 3-byte write cycle */
|
||
reg_w(sd, R518_I2C_CTL, 0x01);
|
||
|
||
/* wait for write complete */
|
||
msleep(4);
|
||
reg_r8(sd, R518_I2C_CTL);
|
||
}
|
||
|
||
/*
|
||
* returns: negative is error, pos or zero is data
|
||
*
|
||
* The OV518 I2C I/O procedure is different, hence, this function.
|
||
* This is normally only called from i2c_r(). Note that this function
|
||
* always succeeds regardless of whether the sensor is present and working.
|
||
*/
|
||
static int ov518_i2c_r(struct sd *sd, u8 reg)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int value;
|
||
|
||
/* Select camera register */
|
||
reg_w(sd, R51x_I2C_SADDR_2, reg);
|
||
|
||
/* Initiate 2-byte write cycle */
|
||
reg_w(sd, R518_I2C_CTL, 0x03);
|
||
reg_r8(sd, R518_I2C_CTL);
|
||
|
||
/* Initiate 2-byte read cycle */
|
||
reg_w(sd, R518_I2C_CTL, 0x05);
|
||
reg_r8(sd, R518_I2C_CTL);
|
||
|
||
value = reg_r(sd, R51x_I2C_DATA);
|
||
gspca_dbg(gspca_dev, D_USBI, "ov518_i2c_r %02x %02x\n", reg, value);
|
||
return value;
|
||
}
|
||
|
||
static void ovfx2_i2c_w(struct sd *sd, u8 reg, u8 value)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int ret;
|
||
|
||
if (sd->gspca_dev.usb_err < 0)
|
||
return;
|
||
|
||
ret = usb_control_msg(sd->gspca_dev.dev,
|
||
usb_sndctrlpipe(sd->gspca_dev.dev, 0),
|
||
0x02,
|
||
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
(u16) value, (u16) reg, NULL, 0, 500);
|
||
|
||
if (ret < 0) {
|
||
gspca_err(gspca_dev, "ovfx2_i2c_w %02x failed %d\n", reg, ret);
|
||
sd->gspca_dev.usb_err = ret;
|
||
}
|
||
|
||
gspca_dbg(gspca_dev, D_USBO, "ovfx2_i2c_w %02x %02x\n", reg, value);
|
||
}
|
||
|
||
static int ovfx2_i2c_r(struct sd *sd, u8 reg)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int ret;
|
||
|
||
if (sd->gspca_dev.usb_err < 0)
|
||
return -1;
|
||
|
||
ret = usb_control_msg(sd->gspca_dev.dev,
|
||
usb_rcvctrlpipe(sd->gspca_dev.dev, 0),
|
||
0x03,
|
||
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
0, (u16) reg, sd->gspca_dev.usb_buf, 1, 500);
|
||
|
||
if (ret >= 0) {
|
||
ret = sd->gspca_dev.usb_buf[0];
|
||
gspca_dbg(gspca_dev, D_USBI, "ovfx2_i2c_r %02x %02x\n",
|
||
reg, ret);
|
||
} else {
|
||
gspca_err(gspca_dev, "ovfx2_i2c_r %02x failed %d\n", reg, ret);
|
||
sd->gspca_dev.usb_err = ret;
|
||
}
|
||
|
||
return ret;
|
||
}
|
||
|
||
static void i2c_w(struct sd *sd, u8 reg, u8 value)
|
||
{
|
||
if (sd->sensor_reg_cache[reg] == value)
|
||
return;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
ov511_i2c_w(sd, reg, value);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
case BRIDGE_OV519:
|
||
ov518_i2c_w(sd, reg, value);
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
ovfx2_i2c_w(sd, reg, value);
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
w9968cf_i2c_w(sd, reg, value);
|
||
break;
|
||
}
|
||
|
||
if (sd->gspca_dev.usb_err >= 0) {
|
||
/* Up on sensor reset empty the register cache */
|
||
if (reg == 0x12 && (value & 0x80))
|
||
memset(sd->sensor_reg_cache, -1,
|
||
sizeof(sd->sensor_reg_cache));
|
||
else
|
||
sd->sensor_reg_cache[reg] = value;
|
||
}
|
||
}
|
||
|
||
static int i2c_r(struct sd *sd, u8 reg)
|
||
{
|
||
int ret = -1;
|
||
|
||
if (sd->sensor_reg_cache[reg] != -1)
|
||
return sd->sensor_reg_cache[reg];
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
ret = ov511_i2c_r(sd, reg);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
case BRIDGE_OV519:
|
||
ret = ov518_i2c_r(sd, reg);
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
ret = ovfx2_i2c_r(sd, reg);
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
ret = w9968cf_i2c_r(sd, reg);
|
||
break;
|
||
}
|
||
|
||
if (ret >= 0)
|
||
sd->sensor_reg_cache[reg] = ret;
|
||
|
||
return ret;
|
||
}
|
||
|
||
/* Writes bits at positions specified by mask to an I2C reg. Bits that are in
|
||
* the same position as 1's in "mask" are cleared and set to "value". Bits
|
||
* that are in the same position as 0's in "mask" are preserved, regardless
|
||
* of their respective state in "value".
|
||
*/
|
||
static void i2c_w_mask(struct sd *sd,
|
||
u8 reg,
|
||
u8 value,
|
||
u8 mask)
|
||
{
|
||
int rc;
|
||
u8 oldval;
|
||
|
||
value &= mask; /* Enforce mask on value */
|
||
rc = i2c_r(sd, reg);
|
||
if (rc < 0)
|
||
return;
|
||
oldval = rc & ~mask; /* Clear the masked bits */
|
||
value |= oldval; /* Set the desired bits */
|
||
i2c_w(sd, reg, value);
|
||
}
|
||
|
||
/* Temporarily stops OV511 from functioning. Must do this before changing
|
||
* registers while the camera is streaming */
|
||
static inline void ov51x_stop(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
|
||
gspca_dbg(gspca_dev, D_STREAM, "stopping\n");
|
||
sd->stopped = 1;
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
reg_w(sd, R51x_SYS_RESET, 0x3d);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
reg_w_mask(sd, R51x_SYS_RESET, 0x3a, 0x3a);
|
||
break;
|
||
case BRIDGE_OV519:
|
||
reg_w(sd, OV519_R51_RESET1, 0x0f);
|
||
reg_w(sd, OV519_R51_RESET1, 0x00);
|
||
reg_w(sd, 0x22, 0x00); /* FRAR */
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
reg_w_mask(sd, 0x0f, 0x00, 0x02);
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
reg_w(sd, 0x3c, 0x0a05); /* stop USB transfer */
|
||
break;
|
||
}
|
||
}
|
||
|
||
/* Restarts OV511 after ov511_stop() is called. Has no effect if it is not
|
||
* actually stopped (for performance). */
|
||
static inline void ov51x_restart(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
|
||
gspca_dbg(gspca_dev, D_STREAM, "restarting\n");
|
||
if (!sd->stopped)
|
||
return;
|
||
sd->stopped = 0;
|
||
|
||
/* Reinitialize the stream */
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
reg_w(sd, R51x_SYS_RESET, 0x00);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
reg_w(sd, 0x2f, 0x80);
|
||
reg_w(sd, R51x_SYS_RESET, 0x00);
|
||
break;
|
||
case BRIDGE_OV519:
|
||
reg_w(sd, OV519_R51_RESET1, 0x0f);
|
||
reg_w(sd, OV519_R51_RESET1, 0x00);
|
||
reg_w(sd, 0x22, 0x1d); /* FRAR */
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
reg_w_mask(sd, 0x0f, 0x02, 0x02);
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
reg_w(sd, 0x3c, 0x8a05); /* USB FIFO enable */
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void ov51x_set_slave_ids(struct sd *sd, u8 slave);
|
||
|
||
/* This does an initial reset of an OmniVision sensor and ensures that I2C
|
||
* is synchronized. Returns <0 on failure.
|
||
*/
|
||
static int init_ov_sensor(struct sd *sd, u8 slave)
|
||
{
|
||
int i;
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
|
||
ov51x_set_slave_ids(sd, slave);
|
||
|
||
/* Reset the sensor */
|
||
i2c_w(sd, 0x12, 0x80);
|
||
|
||
/* Wait for it to initialize */
|
||
msleep(150);
|
||
|
||
for (i = 0; i < i2c_detect_tries; i++) {
|
||
if (i2c_r(sd, OV7610_REG_ID_HIGH) == 0x7f &&
|
||
i2c_r(sd, OV7610_REG_ID_LOW) == 0xa2) {
|
||
gspca_dbg(gspca_dev, D_PROBE, "I2C synced in %d attempt(s)\n",
|
||
i);
|
||
return 0;
|
||
}
|
||
|
||
/* Reset the sensor */
|
||
i2c_w(sd, 0x12, 0x80);
|
||
|
||
/* Wait for it to initialize */
|
||
msleep(150);
|
||
|
||
/* Dummy read to sync I2C */
|
||
if (i2c_r(sd, 0x00) < 0)
|
||
return -1;
|
||
}
|
||
return -1;
|
||
}
|
||
|
||
/* Set the read and write slave IDs. The "slave" argument is the write slave,
|
||
* and the read slave will be set to (slave + 1).
|
||
* This should not be called from outside the i2c I/O functions.
|
||
* Sets I2C read and write slave IDs. Returns <0 for error
|
||
*/
|
||
static void ov51x_set_slave_ids(struct sd *sd,
|
||
u8 slave)
|
||
{
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OVFX2:
|
||
reg_w(sd, OVFX2_I2C_ADDR, slave);
|
||
return;
|
||
case BRIDGE_W9968CF:
|
||
sd->sensor_addr = slave;
|
||
return;
|
||
}
|
||
|
||
reg_w(sd, R51x_I2C_W_SID, slave);
|
||
reg_w(sd, R51x_I2C_R_SID, slave + 1);
|
||
}
|
||
|
||
static void write_regvals(struct sd *sd,
|
||
const struct ov_regvals *regvals,
|
||
int n)
|
||
{
|
||
while (--n >= 0) {
|
||
reg_w(sd, regvals->reg, regvals->val);
|
||
regvals++;
|
||
}
|
||
}
|
||
|
||
static void write_i2c_regvals(struct sd *sd,
|
||
const struct ov_i2c_regvals *regvals,
|
||
int n)
|
||
{
|
||
while (--n >= 0) {
|
||
i2c_w(sd, regvals->reg, regvals->val);
|
||
regvals++;
|
||
}
|
||
}
|
||
|
||
/****************************************************************************
|
||
*
|
||
* OV511 and sensor configuration
|
||
*
|
||
***************************************************************************/
|
||
|
||
/* This initializes the OV2x10 / OV3610 / OV3620 / OV9600 */
|
||
static void ov_hires_configure(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int high, low;
|
||
|
||
if (sd->bridge != BRIDGE_OVFX2) {
|
||
gspca_err(gspca_dev, "error hires sensors only supported with ovfx2\n");
|
||
return;
|
||
}
|
||
|
||
gspca_dbg(gspca_dev, D_PROBE, "starting ov hires configuration\n");
|
||
|
||
/* Detect sensor (sub)type */
|
||
high = i2c_r(sd, 0x0a);
|
||
low = i2c_r(sd, 0x0b);
|
||
/* info("%x, %x", high, low); */
|
||
switch (high) {
|
||
case 0x96:
|
||
switch (low) {
|
||
case 0x40:
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is a OV2610\n");
|
||
sd->sensor = SEN_OV2610;
|
||
return;
|
||
case 0x41:
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is a OV2610AE\n");
|
||
sd->sensor = SEN_OV2610AE;
|
||
return;
|
||
case 0xb1:
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is a OV9600\n");
|
||
sd->sensor = SEN_OV9600;
|
||
return;
|
||
}
|
||
break;
|
||
case 0x36:
|
||
if ((low & 0x0f) == 0x00) {
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is a OV3610\n");
|
||
sd->sensor = SEN_OV3610;
|
||
return;
|
||
}
|
||
break;
|
||
}
|
||
gspca_err(gspca_dev, "Error unknown sensor type: %02x%02x\n",
|
||
high, low);
|
||
}
|
||
|
||
/* This initializes the OV8110, OV8610 sensor. The OV8110 uses
|
||
* the same register settings as the OV8610, since they are very similar.
|
||
*/
|
||
static void ov8xx0_configure(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int rc;
|
||
|
||
gspca_dbg(gspca_dev, D_PROBE, "starting ov8xx0 configuration\n");
|
||
|
||
/* Detect sensor (sub)type */
|
||
rc = i2c_r(sd, OV7610_REG_COM_I);
|
||
if (rc < 0) {
|
||
gspca_err(gspca_dev, "Error detecting sensor type\n");
|
||
return;
|
||
}
|
||
if ((rc & 3) == 1)
|
||
sd->sensor = SEN_OV8610;
|
||
else
|
||
gspca_err(gspca_dev, "Unknown image sensor version: %d\n",
|
||
rc & 3);
|
||
}
|
||
|
||
/* This initializes the OV7610, OV7620, or OV76BE sensor. The OV76BE uses
|
||
* the same register settings as the OV7610, since they are very similar.
|
||
*/
|
||
static void ov7xx0_configure(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int rc, high, low;
|
||
|
||
gspca_dbg(gspca_dev, D_PROBE, "starting OV7xx0 configuration\n");
|
||
|
||
/* Detect sensor (sub)type */
|
||
rc = i2c_r(sd, OV7610_REG_COM_I);
|
||
|
||
/* add OV7670 here
|
||
* it appears to be wrongly detected as a 7610 by default */
|
||
if (rc < 0) {
|
||
gspca_err(gspca_dev, "Error detecting sensor type\n");
|
||
return;
|
||
}
|
||
if ((rc & 3) == 3) {
|
||
/* quick hack to make OV7670s work */
|
||
high = i2c_r(sd, 0x0a);
|
||
low = i2c_r(sd, 0x0b);
|
||
/* info("%x, %x", high, low); */
|
||
if (high == 0x76 && (low & 0xf0) == 0x70) {
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV76%02x\n",
|
||
low);
|
||
sd->sensor = SEN_OV7670;
|
||
} else {
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV7610\n");
|
||
sd->sensor = SEN_OV7610;
|
||
}
|
||
} else if ((rc & 3) == 1) {
|
||
/* I don't know what's different about the 76BE yet. */
|
||
if (i2c_r(sd, 0x15) & 1) {
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV7620AE\n");
|
||
sd->sensor = SEN_OV7620AE;
|
||
} else {
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV76BE\n");
|
||
sd->sensor = SEN_OV76BE;
|
||
}
|
||
} else if ((rc & 3) == 0) {
|
||
/* try to read product id registers */
|
||
high = i2c_r(sd, 0x0a);
|
||
if (high < 0) {
|
||
gspca_err(gspca_dev, "Error detecting camera chip PID\n");
|
||
return;
|
||
}
|
||
low = i2c_r(sd, 0x0b);
|
||
if (low < 0) {
|
||
gspca_err(gspca_dev, "Error detecting camera chip VER\n");
|
||
return;
|
||
}
|
||
if (high == 0x76) {
|
||
switch (low) {
|
||
case 0x30:
|
||
gspca_err(gspca_dev, "Sensor is an OV7630/OV7635\n");
|
||
gspca_err(gspca_dev, "7630 is not supported by this driver\n");
|
||
return;
|
||
case 0x40:
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV7645\n");
|
||
sd->sensor = SEN_OV7640; /* FIXME */
|
||
break;
|
||
case 0x45:
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV7645B\n");
|
||
sd->sensor = SEN_OV7640; /* FIXME */
|
||
break;
|
||
case 0x48:
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV7648\n");
|
||
sd->sensor = SEN_OV7648;
|
||
break;
|
||
case 0x60:
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is a OV7660\n");
|
||
sd->sensor = SEN_OV7660;
|
||
break;
|
||
default:
|
||
gspca_err(gspca_dev, "Unknown sensor: 0x76%02x\n",
|
||
low);
|
||
return;
|
||
}
|
||
} else {
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV7620\n");
|
||
sd->sensor = SEN_OV7620;
|
||
}
|
||
} else {
|
||
gspca_err(gspca_dev, "Unknown image sensor version: %d\n",
|
||
rc & 3);
|
||
}
|
||
}
|
||
|
||
/* This initializes the OV6620, OV6630, OV6630AE, or OV6630AF sensor. */
|
||
static void ov6xx0_configure(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int rc;
|
||
|
||
gspca_dbg(gspca_dev, D_PROBE, "starting OV6xx0 configuration\n");
|
||
|
||
/* Detect sensor (sub)type */
|
||
rc = i2c_r(sd, OV7610_REG_COM_I);
|
||
if (rc < 0) {
|
||
gspca_err(gspca_dev, "Error detecting sensor type\n");
|
||
return;
|
||
}
|
||
|
||
/* Ugh. The first two bits are the version bits, but
|
||
* the entire register value must be used. I guess OVT
|
||
* underestimated how many variants they would make. */
|
||
switch (rc) {
|
||
case 0x00:
|
||
sd->sensor = SEN_OV6630;
|
||
pr_warn("WARNING: Sensor is an OV66308. Your camera may have been misdetected in previous driver versions.\n");
|
||
break;
|
||
case 0x01:
|
||
sd->sensor = SEN_OV6620;
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV6620\n");
|
||
break;
|
||
case 0x02:
|
||
sd->sensor = SEN_OV6630;
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV66308AE\n");
|
||
break;
|
||
case 0x03:
|
||
sd->sensor = SEN_OV66308AF;
|
||
gspca_dbg(gspca_dev, D_PROBE, "Sensor is an OV66308AF\n");
|
||
break;
|
||
case 0x90:
|
||
sd->sensor = SEN_OV6630;
|
||
pr_warn("WARNING: Sensor is an OV66307. Your camera may have been misdetected in previous driver versions.\n");
|
||
break;
|
||
default:
|
||
gspca_err(gspca_dev, "FATAL: Unknown sensor version: 0x%02x\n",
|
||
rc);
|
||
return;
|
||
}
|
||
|
||
/* Set sensor-specific vars */
|
||
sd->sif = 1;
|
||
}
|
||
|
||
/* Turns on or off the LED. Only has an effect with OV511+/OV518(+)/OV519 */
|
||
static void ov51x_led_control(struct sd *sd, int on)
|
||
{
|
||
if (sd->invert_led)
|
||
on = !on;
|
||
|
||
switch (sd->bridge) {
|
||
/* OV511 has no LED control */
|
||
case BRIDGE_OV511PLUS:
|
||
reg_w(sd, R511_SYS_LED_CTL, on);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
reg_w_mask(sd, R518_GPIO_OUT, 0x02 * on, 0x02);
|
||
break;
|
||
case BRIDGE_OV519:
|
||
reg_w_mask(sd, OV519_GPIO_DATA_OUT0, on, 1);
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void sd_reset_snapshot(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
if (!sd->snapshot_needs_reset)
|
||
return;
|
||
|
||
/* Note it is important that we clear sd->snapshot_needs_reset,
|
||
before actually clearing the snapshot state in the bridge
|
||
otherwise we might race with the pkt_scan interrupt handler */
|
||
sd->snapshot_needs_reset = 0;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
reg_w(sd, R51x_SYS_SNAP, 0x02);
|
||
reg_w(sd, R51x_SYS_SNAP, 0x00);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
reg_w(sd, R51x_SYS_SNAP, 0x02); /* Reset */
|
||
reg_w(sd, R51x_SYS_SNAP, 0x01); /* Enable */
|
||
break;
|
||
case BRIDGE_OV519:
|
||
reg_w(sd, R51x_SYS_RESET, 0x40);
|
||
reg_w(sd, R51x_SYS_RESET, 0x00);
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void ov51x_upload_quan_tables(struct sd *sd)
|
||
{
|
||
static const unsigned char yQuanTable511[] = {
|
||
0, 1, 1, 2, 2, 3, 3, 4,
|
||
1, 1, 1, 2, 2, 3, 4, 4,
|
||
1, 1, 2, 2, 3, 4, 4, 4,
|
||
2, 2, 2, 3, 4, 4, 4, 4,
|
||
2, 2, 3, 4, 4, 5, 5, 5,
|
||
3, 3, 4, 4, 5, 5, 5, 5,
|
||
3, 4, 4, 4, 5, 5, 5, 5,
|
||
4, 4, 4, 4, 5, 5, 5, 5
|
||
};
|
||
|
||
static const unsigned char uvQuanTable511[] = {
|
||
0, 2, 2, 3, 4, 4, 4, 4,
|
||
2, 2, 2, 4, 4, 4, 4, 4,
|
||
2, 2, 3, 4, 4, 4, 4, 4,
|
||
3, 4, 4, 4, 4, 4, 4, 4,
|
||
4, 4, 4, 4, 4, 4, 4, 4,
|
||
4, 4, 4, 4, 4, 4, 4, 4,
|
||
4, 4, 4, 4, 4, 4, 4, 4,
|
||
4, 4, 4, 4, 4, 4, 4, 4
|
||
};
|
||
|
||
/* OV518 quantization tables are 8x4 (instead of 8x8) */
|
||
static const unsigned char yQuanTable518[] = {
|
||
5, 4, 5, 6, 6, 7, 7, 7,
|
||
5, 5, 5, 5, 6, 7, 7, 7,
|
||
6, 6, 6, 6, 7, 7, 7, 8,
|
||
7, 7, 6, 7, 7, 7, 8, 8
|
||
};
|
||
static const unsigned char uvQuanTable518[] = {
|
||
6, 6, 6, 7, 7, 7, 7, 7,
|
||
6, 6, 6, 7, 7, 7, 7, 7,
|
||
6, 6, 6, 7, 7, 7, 7, 8,
|
||
7, 7, 7, 7, 7, 7, 8, 8
|
||
};
|
||
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
const unsigned char *pYTable, *pUVTable;
|
||
unsigned char val0, val1;
|
||
int i, size, reg = R51x_COMP_LUT_BEGIN;
|
||
|
||
gspca_dbg(gspca_dev, D_PROBE, "Uploading quantization tables\n");
|
||
|
||
if (sd->bridge == BRIDGE_OV511 || sd->bridge == BRIDGE_OV511PLUS) {
|
||
pYTable = yQuanTable511;
|
||
pUVTable = uvQuanTable511;
|
||
size = 32;
|
||
} else {
|
||
pYTable = yQuanTable518;
|
||
pUVTable = uvQuanTable518;
|
||
size = 16;
|
||
}
|
||
|
||
for (i = 0; i < size; i++) {
|
||
val0 = *pYTable++;
|
||
val1 = *pYTable++;
|
||
val0 &= 0x0f;
|
||
val1 &= 0x0f;
|
||
val0 |= val1 << 4;
|
||
reg_w(sd, reg, val0);
|
||
|
||
val0 = *pUVTable++;
|
||
val1 = *pUVTable++;
|
||
val0 &= 0x0f;
|
||
val1 &= 0x0f;
|
||
val0 |= val1 << 4;
|
||
reg_w(sd, reg + size, val0);
|
||
|
||
reg++;
|
||
}
|
||
}
|
||
|
||
/* This initializes the OV511/OV511+ and the sensor */
|
||
static void ov511_configure(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
/* For 511 and 511+ */
|
||
static const struct ov_regvals init_511[] = {
|
||
{ R51x_SYS_RESET, 0x7f },
|
||
{ R51x_SYS_INIT, 0x01 },
|
||
{ R51x_SYS_RESET, 0x7f },
|
||
{ R51x_SYS_INIT, 0x01 },
|
||
{ R51x_SYS_RESET, 0x3f },
|
||
{ R51x_SYS_INIT, 0x01 },
|
||
{ R51x_SYS_RESET, 0x3d },
|
||
};
|
||
|
||
static const struct ov_regvals norm_511[] = {
|
||
{ R511_DRAM_FLOW_CTL, 0x01 },
|
||
{ R51x_SYS_SNAP, 0x00 },
|
||
{ R51x_SYS_SNAP, 0x02 },
|
||
{ R51x_SYS_SNAP, 0x00 },
|
||
{ R511_FIFO_OPTS, 0x1f },
|
||
{ R511_COMP_EN, 0x00 },
|
||
{ R511_COMP_LUT_EN, 0x03 },
|
||
};
|
||
|
||
static const struct ov_regvals norm_511_p[] = {
|
||
{ R511_DRAM_FLOW_CTL, 0xff },
|
||
{ R51x_SYS_SNAP, 0x00 },
|
||
{ R51x_SYS_SNAP, 0x02 },
|
||
{ R51x_SYS_SNAP, 0x00 },
|
||
{ R511_FIFO_OPTS, 0xff },
|
||
{ R511_COMP_EN, 0x00 },
|
||
{ R511_COMP_LUT_EN, 0x03 },
|
||
};
|
||
|
||
static const struct ov_regvals compress_511[] = {
|
||
{ 0x70, 0x1f },
|
||
{ 0x71, 0x05 },
|
||
{ 0x72, 0x06 },
|
||
{ 0x73, 0x06 },
|
||
{ 0x74, 0x14 },
|
||
{ 0x75, 0x03 },
|
||
{ 0x76, 0x04 },
|
||
{ 0x77, 0x04 },
|
||
};
|
||
|
||
gspca_dbg(gspca_dev, D_PROBE, "Device custom id %x\n",
|
||
reg_r(sd, R51x_SYS_CUST_ID));
|
||
|
||
write_regvals(sd, init_511, ARRAY_SIZE(init_511));
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
write_regvals(sd, norm_511, ARRAY_SIZE(norm_511));
|
||
break;
|
||
case BRIDGE_OV511PLUS:
|
||
write_regvals(sd, norm_511_p, ARRAY_SIZE(norm_511_p));
|
||
break;
|
||
}
|
||
|
||
/* Init compression */
|
||
write_regvals(sd, compress_511, ARRAY_SIZE(compress_511));
|
||
|
||
ov51x_upload_quan_tables(sd);
|
||
}
|
||
|
||
/* This initializes the OV518/OV518+ and the sensor */
|
||
static void ov518_configure(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
/* For 518 and 518+ */
|
||
static const struct ov_regvals init_518[] = {
|
||
{ R51x_SYS_RESET, 0x40 },
|
||
{ R51x_SYS_INIT, 0xe1 },
|
||
{ R51x_SYS_RESET, 0x3e },
|
||
{ R51x_SYS_INIT, 0xe1 },
|
||
{ R51x_SYS_RESET, 0x00 },
|
||
{ R51x_SYS_INIT, 0xe1 },
|
||
{ 0x46, 0x00 },
|
||
{ 0x5d, 0x03 },
|
||
};
|
||
|
||
static const struct ov_regvals norm_518[] = {
|
||
{ R51x_SYS_SNAP, 0x02 }, /* Reset */
|
||
{ R51x_SYS_SNAP, 0x01 }, /* Enable */
|
||
{ 0x31, 0x0f },
|
||
{ 0x5d, 0x03 },
|
||
{ 0x24, 0x9f },
|
||
{ 0x25, 0x90 },
|
||
{ 0x20, 0x00 },
|
||
{ 0x51, 0x04 },
|
||
{ 0x71, 0x19 },
|
||
{ 0x2f, 0x80 },
|
||
};
|
||
|
||
static const struct ov_regvals norm_518_p[] = {
|
||
{ R51x_SYS_SNAP, 0x02 }, /* Reset */
|
||
{ R51x_SYS_SNAP, 0x01 }, /* Enable */
|
||
{ 0x31, 0x0f },
|
||
{ 0x5d, 0x03 },
|
||
{ 0x24, 0x9f },
|
||
{ 0x25, 0x90 },
|
||
{ 0x20, 0x60 },
|
||
{ 0x51, 0x02 },
|
||
{ 0x71, 0x19 },
|
||
{ 0x40, 0xff },
|
||
{ 0x41, 0x42 },
|
||
{ 0x46, 0x00 },
|
||
{ 0x33, 0x04 },
|
||
{ 0x21, 0x19 },
|
||
{ 0x3f, 0x10 },
|
||
{ 0x2f, 0x80 },
|
||
};
|
||
|
||
/* First 5 bits of custom ID reg are a revision ID on OV518 */
|
||
sd->revision = reg_r(sd, R51x_SYS_CUST_ID) & 0x1f;
|
||
gspca_dbg(gspca_dev, D_PROBE, "Device revision %d\n", sd->revision);
|
||
|
||
write_regvals(sd, init_518, ARRAY_SIZE(init_518));
|
||
|
||
/* Set LED GPIO pin to output mode */
|
||
reg_w_mask(sd, R518_GPIO_CTL, 0x00, 0x02);
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV518:
|
||
write_regvals(sd, norm_518, ARRAY_SIZE(norm_518));
|
||
break;
|
||
case BRIDGE_OV518PLUS:
|
||
write_regvals(sd, norm_518_p, ARRAY_SIZE(norm_518_p));
|
||
break;
|
||
}
|
||
|
||
ov51x_upload_quan_tables(sd);
|
||
|
||
reg_w(sd, 0x2f, 0x80);
|
||
}
|
||
|
||
static void ov519_configure(struct sd *sd)
|
||
{
|
||
static const struct ov_regvals init_519[] = {
|
||
{ 0x5a, 0x6d }, /* EnableSystem */
|
||
{ 0x53, 0x9b }, /* don't enable the microcontroller */
|
||
{ OV519_R54_EN_CLK1, 0xff }, /* set bit2 to enable jpeg */
|
||
{ 0x5d, 0x03 },
|
||
{ 0x49, 0x01 },
|
||
{ 0x48, 0x00 },
|
||
/* Set LED pin to output mode. Bit 4 must be cleared or sensor
|
||
* detection will fail. This deserves further investigation. */
|
||
{ OV519_GPIO_IO_CTRL0, 0xee },
|
||
{ OV519_R51_RESET1, 0x0f },
|
||
{ OV519_R51_RESET1, 0x00 },
|
||
{ 0x22, 0x00 },
|
||
/* windows reads 0x55 at this point*/
|
||
};
|
||
|
||
write_regvals(sd, init_519, ARRAY_SIZE(init_519));
|
||
}
|
||
|
||
static void ovfx2_configure(struct sd *sd)
|
||
{
|
||
static const struct ov_regvals init_fx2[] = {
|
||
{ 0x00, 0x60 },
|
||
{ 0x02, 0x01 },
|
||
{ 0x0f, 0x1d },
|
||
{ 0xe9, 0x82 },
|
||
{ 0xea, 0xc7 },
|
||
{ 0xeb, 0x10 },
|
||
{ 0xec, 0xf6 },
|
||
};
|
||
|
||
sd->stopped = 1;
|
||
|
||
write_regvals(sd, init_fx2, ARRAY_SIZE(init_fx2));
|
||
}
|
||
|
||
/* set the mode */
|
||
/* This function works for ov7660 only */
|
||
static void ov519_set_mode(struct sd *sd)
|
||
{
|
||
static const struct ov_regvals bridge_ov7660[2][10] = {
|
||
{{0x10, 0x14}, {0x11, 0x1e}, {0x12, 0x00}, {0x13, 0x00},
|
||
{0x14, 0x00}, {0x15, 0x00}, {0x16, 0x00}, {0x20, 0x0c},
|
||
{0x25, 0x01}, {0x26, 0x00}},
|
||
{{0x10, 0x28}, {0x11, 0x3c}, {0x12, 0x00}, {0x13, 0x00},
|
||
{0x14, 0x00}, {0x15, 0x00}, {0x16, 0x00}, {0x20, 0x0c},
|
||
{0x25, 0x03}, {0x26, 0x00}}
|
||
};
|
||
static const struct ov_i2c_regvals sensor_ov7660[2][3] = {
|
||
{{0x12, 0x00}, {0x24, 0x00}, {0x0c, 0x0c}},
|
||
{{0x12, 0x00}, {0x04, 0x00}, {0x0c, 0x00}}
|
||
};
|
||
static const struct ov_i2c_regvals sensor_ov7660_2[] = {
|
||
{OV7670_R17_HSTART, 0x13},
|
||
{OV7670_R18_HSTOP, 0x01},
|
||
{OV7670_R32_HREF, 0x92},
|
||
{OV7670_R19_VSTART, 0x02},
|
||
{OV7670_R1A_VSTOP, 0x7a},
|
||
{OV7670_R03_VREF, 0x00},
|
||
/* {0x33, 0x00}, */
|
||
/* {0x34, 0x07}, */
|
||
/* {0x36, 0x00}, */
|
||
/* {0x6b, 0x0a}, */
|
||
};
|
||
|
||
write_regvals(sd, bridge_ov7660[sd->gspca_dev.curr_mode],
|
||
ARRAY_SIZE(bridge_ov7660[0]));
|
||
write_i2c_regvals(sd, sensor_ov7660[sd->gspca_dev.curr_mode],
|
||
ARRAY_SIZE(sensor_ov7660[0]));
|
||
write_i2c_regvals(sd, sensor_ov7660_2,
|
||
ARRAY_SIZE(sensor_ov7660_2));
|
||
}
|
||
|
||
/* set the frame rate */
|
||
/* This function works for sensors ov7640, ov7648 ov7660 and ov7670 only */
|
||
static void ov519_set_fr(struct sd *sd)
|
||
{
|
||
int fr;
|
||
u8 clock;
|
||
/* frame rate table with indices:
|
||
* - mode = 0: 320x240, 1: 640x480
|
||
* - fr rate = 0: 30, 1: 25, 2: 20, 3: 15, 4: 10, 5: 5
|
||
* - reg = 0: bridge a4, 1: bridge 23, 2: sensor 11 (clock)
|
||
*/
|
||
static const u8 fr_tb[2][6][3] = {
|
||
{{0x04, 0xff, 0x00},
|
||
{0x04, 0x1f, 0x00},
|
||
{0x04, 0x1b, 0x00},
|
||
{0x04, 0x15, 0x00},
|
||
{0x04, 0x09, 0x00},
|
||
{0x04, 0x01, 0x00}},
|
||
{{0x0c, 0xff, 0x00},
|
||
{0x0c, 0x1f, 0x00},
|
||
{0x0c, 0x1b, 0x00},
|
||
{0x04, 0xff, 0x01},
|
||
{0x04, 0x1f, 0x01},
|
||
{0x04, 0x1b, 0x01}},
|
||
};
|
||
|
||
if (frame_rate > 0)
|
||
sd->frame_rate = frame_rate;
|
||
if (sd->frame_rate >= 30)
|
||
fr = 0;
|
||
else if (sd->frame_rate >= 25)
|
||
fr = 1;
|
||
else if (sd->frame_rate >= 20)
|
||
fr = 2;
|
||
else if (sd->frame_rate >= 15)
|
||
fr = 3;
|
||
else if (sd->frame_rate >= 10)
|
||
fr = 4;
|
||
else
|
||
fr = 5;
|
||
reg_w(sd, 0xa4, fr_tb[sd->gspca_dev.curr_mode][fr][0]);
|
||
reg_w(sd, 0x23, fr_tb[sd->gspca_dev.curr_mode][fr][1]);
|
||
clock = fr_tb[sd->gspca_dev.curr_mode][fr][2];
|
||
if (sd->sensor == SEN_OV7660)
|
||
clock |= 0x80; /* enable double clock */
|
||
ov518_i2c_w(sd, OV7670_R11_CLKRC, clock);
|
||
}
|
||
|
||
static void setautogain(struct gspca_dev *gspca_dev, s32 val)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
i2c_w_mask(sd, 0x13, val ? 0x05 : 0x00, 0x05);
|
||
}
|
||
|
||
/* 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 = &gspca_dev->cam;
|
||
|
||
sd->bridge = id->driver_info & BRIDGE_MASK;
|
||
sd->invert_led = (id->driver_info & BRIDGE_INVERT_LED) != 0;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
cam->cam_mode = ov511_vga_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov511_vga_mode);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
cam->cam_mode = ov518_vga_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov518_vga_mode);
|
||
break;
|
||
case BRIDGE_OV519:
|
||
cam->cam_mode = ov519_vga_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov519_vga_mode);
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
cam->cam_mode = ov519_vga_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov519_vga_mode);
|
||
cam->bulk_size = OVFX2_BULK_SIZE;
|
||
cam->bulk_nurbs = MAX_NURBS;
|
||
cam->bulk = 1;
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
cam->cam_mode = w9968cf_vga_mode;
|
||
cam->nmodes = ARRAY_SIZE(w9968cf_vga_mode);
|
||
break;
|
||
}
|
||
|
||
sd->frame_rate = 15;
|
||
|
||
return 0;
|
||
}
|
||
|
||
/* this function is called at probe and resume time */
|
||
static int sd_init(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
struct cam *cam = &gspca_dev->cam;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
ov511_configure(gspca_dev);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
ov518_configure(gspca_dev);
|
||
break;
|
||
case BRIDGE_OV519:
|
||
ov519_configure(sd);
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
ovfx2_configure(sd);
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
w9968cf_configure(sd);
|
||
break;
|
||
}
|
||
|
||
/* The OV519 must be more aggressive about sensor detection since
|
||
* I2C write will never fail if the sensor is not present. We have
|
||
* to try to initialize the sensor to detect its presence */
|
||
sd->sensor = -1;
|
||
|
||
/* Test for 76xx */
|
||
if (init_ov_sensor(sd, OV7xx0_SID) >= 0) {
|
||
ov7xx0_configure(sd);
|
||
|
||
/* Test for 6xx0 */
|
||
} else if (init_ov_sensor(sd, OV6xx0_SID) >= 0) {
|
||
ov6xx0_configure(sd);
|
||
|
||
/* Test for 8xx0 */
|
||
} else if (init_ov_sensor(sd, OV8xx0_SID) >= 0) {
|
||
ov8xx0_configure(sd);
|
||
|
||
/* Test for 3xxx / 2xxx */
|
||
} else if (init_ov_sensor(sd, OV_HIRES_SID) >= 0) {
|
||
ov_hires_configure(sd);
|
||
} else {
|
||
gspca_err(gspca_dev, "Can't determine sensor slave IDs\n");
|
||
goto error;
|
||
}
|
||
|
||
if (sd->sensor < 0)
|
||
goto error;
|
||
|
||
ov51x_led_control(sd, 0); /* turn LED off */
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
if (sd->sif) {
|
||
cam->cam_mode = ov511_sif_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov511_sif_mode);
|
||
}
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
if (sd->sif) {
|
||
cam->cam_mode = ov518_sif_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov518_sif_mode);
|
||
}
|
||
break;
|
||
case BRIDGE_OV519:
|
||
if (sd->sif) {
|
||
cam->cam_mode = ov519_sif_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov519_sif_mode);
|
||
}
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
switch (sd->sensor) {
|
||
case SEN_OV2610:
|
||
case SEN_OV2610AE:
|
||
cam->cam_mode = ovfx2_ov2610_mode;
|
||
cam->nmodes = ARRAY_SIZE(ovfx2_ov2610_mode);
|
||
break;
|
||
case SEN_OV3610:
|
||
cam->cam_mode = ovfx2_ov3610_mode;
|
||
cam->nmodes = ARRAY_SIZE(ovfx2_ov3610_mode);
|
||
break;
|
||
case SEN_OV9600:
|
||
cam->cam_mode = ovfx2_ov9600_mode;
|
||
cam->nmodes = ARRAY_SIZE(ovfx2_ov9600_mode);
|
||
break;
|
||
default:
|
||
if (sd->sif) {
|
||
cam->cam_mode = ov519_sif_mode;
|
||
cam->nmodes = ARRAY_SIZE(ov519_sif_mode);
|
||
}
|
||
break;
|
||
}
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
if (sd->sif)
|
||
cam->nmodes = ARRAY_SIZE(w9968cf_vga_mode) - 1;
|
||
|
||
/* w9968cf needs initialisation once the sensor is known */
|
||
w9968cf_init(sd);
|
||
break;
|
||
}
|
||
|
||
/* initialize the sensor */
|
||
switch (sd->sensor) {
|
||
case SEN_OV2610:
|
||
write_i2c_regvals(sd, norm_2610, ARRAY_SIZE(norm_2610));
|
||
|
||
/* Enable autogain, autoexpo, awb, bandfilter */
|
||
i2c_w_mask(sd, 0x13, 0x27, 0x27);
|
||
break;
|
||
case SEN_OV2610AE:
|
||
write_i2c_regvals(sd, norm_2610ae, ARRAY_SIZE(norm_2610ae));
|
||
|
||
/* enable autoexpo */
|
||
i2c_w_mask(sd, 0x13, 0x05, 0x05);
|
||
break;
|
||
case SEN_OV3610:
|
||
write_i2c_regvals(sd, norm_3620b, ARRAY_SIZE(norm_3620b));
|
||
|
||
/* Enable autogain, autoexpo, awb, bandfilter */
|
||
i2c_w_mask(sd, 0x13, 0x27, 0x27);
|
||
break;
|
||
case SEN_OV6620:
|
||
write_i2c_regvals(sd, norm_6x20, ARRAY_SIZE(norm_6x20));
|
||
break;
|
||
case SEN_OV6630:
|
||
case SEN_OV66308AF:
|
||
write_i2c_regvals(sd, norm_6x30, ARRAY_SIZE(norm_6x30));
|
||
break;
|
||
default:
|
||
/* case SEN_OV7610: */
|
||
/* case SEN_OV76BE: */
|
||
write_i2c_regvals(sd, norm_7610, ARRAY_SIZE(norm_7610));
|
||
i2c_w_mask(sd, 0x0e, 0x00, 0x40);
|
||
break;
|
||
case SEN_OV7620:
|
||
case SEN_OV7620AE:
|
||
write_i2c_regvals(sd, norm_7620, ARRAY_SIZE(norm_7620));
|
||
break;
|
||
case SEN_OV7640:
|
||
case SEN_OV7648:
|
||
write_i2c_regvals(sd, norm_7640, ARRAY_SIZE(norm_7640));
|
||
break;
|
||
case SEN_OV7660:
|
||
i2c_w(sd, OV7670_R12_COM7, OV7670_COM7_RESET);
|
||
msleep(14);
|
||
reg_w(sd, OV519_R57_SNAPSHOT, 0x23);
|
||
write_regvals(sd, init_519_ov7660,
|
||
ARRAY_SIZE(init_519_ov7660));
|
||
write_i2c_regvals(sd, norm_7660, ARRAY_SIZE(norm_7660));
|
||
sd->gspca_dev.curr_mode = 1; /* 640x480 */
|
||
ov519_set_mode(sd);
|
||
ov519_set_fr(sd);
|
||
sd_reset_snapshot(gspca_dev);
|
||
ov51x_restart(sd);
|
||
ov51x_stop(sd); /* not in win traces */
|
||
ov51x_led_control(sd, 0);
|
||
break;
|
||
case SEN_OV7670:
|
||
write_i2c_regvals(sd, norm_7670, ARRAY_SIZE(norm_7670));
|
||
break;
|
||
case SEN_OV8610:
|
||
write_i2c_regvals(sd, norm_8610, ARRAY_SIZE(norm_8610));
|
||
break;
|
||
case SEN_OV9600:
|
||
write_i2c_regvals(sd, norm_9600, ARRAY_SIZE(norm_9600));
|
||
|
||
/* enable autoexpo */
|
||
/* i2c_w_mask(sd, 0x13, 0x05, 0x05); */
|
||
break;
|
||
}
|
||
return gspca_dev->usb_err;
|
||
error:
|
||
gspca_err(gspca_dev, "OV519 Config failed\n");
|
||
return -EINVAL;
|
||
}
|
||
|
||
/* function called at start time before URB creation */
|
||
static int sd_isoc_init(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OVFX2:
|
||
if (gspca_dev->pixfmt.width != 800)
|
||
gspca_dev->cam.bulk_size = OVFX2_BULK_SIZE;
|
||
else
|
||
gspca_dev->cam.bulk_size = 7 * 4096;
|
||
break;
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
/* Set up the OV511/OV511+ with the given image parameters.
|
||
*
|
||
* Do not put any sensor-specific code in here (including I2C I/O functions)
|
||
*/
|
||
static void ov511_mode_init_regs(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int hsegs, vsegs, packet_size, fps, needed;
|
||
int interlaced = 0;
|
||
struct usb_host_interface *alt;
|
||
struct usb_interface *intf;
|
||
|
||
intf = usb_ifnum_to_if(sd->gspca_dev.dev, sd->gspca_dev.iface);
|
||
alt = usb_altnum_to_altsetting(intf, sd->gspca_dev.alt);
|
||
if (!alt) {
|
||
gspca_err(gspca_dev, "Couldn't get altsetting\n");
|
||
sd->gspca_dev.usb_err = -EIO;
|
||
return;
|
||
}
|
||
|
||
if (alt->desc.bNumEndpoints < 1) {
|
||
sd->gspca_dev.usb_err = -ENODEV;
|
||
return;
|
||
}
|
||
|
||
packet_size = le16_to_cpu(alt->endpoint[0].desc.wMaxPacketSize);
|
||
reg_w(sd, R51x_FIFO_PSIZE, packet_size >> 5);
|
||
|
||
reg_w(sd, R511_CAM_UV_EN, 0x01);
|
||
reg_w(sd, R511_SNAP_UV_EN, 0x01);
|
||
reg_w(sd, R511_SNAP_OPTS, 0x03);
|
||
|
||
/* Here I'm assuming that snapshot size == image size.
|
||
* I hope that's always true. --claudio
|
||
*/
|
||
hsegs = (sd->gspca_dev.pixfmt.width >> 3) - 1;
|
||
vsegs = (sd->gspca_dev.pixfmt.height >> 3) - 1;
|
||
|
||
reg_w(sd, R511_CAM_PXCNT, hsegs);
|
||
reg_w(sd, R511_CAM_LNCNT, vsegs);
|
||
reg_w(sd, R511_CAM_PXDIV, 0x00);
|
||
reg_w(sd, R511_CAM_LNDIV, 0x00);
|
||
|
||
/* YUV420, low pass filter on */
|
||
reg_w(sd, R511_CAM_OPTS, 0x03);
|
||
|
||
/* Snapshot additions */
|
||
reg_w(sd, R511_SNAP_PXCNT, hsegs);
|
||
reg_w(sd, R511_SNAP_LNCNT, vsegs);
|
||
reg_w(sd, R511_SNAP_PXDIV, 0x00);
|
||
reg_w(sd, R511_SNAP_LNDIV, 0x00);
|
||
|
||
/******** Set the framerate ********/
|
||
if (frame_rate > 0)
|
||
sd->frame_rate = frame_rate;
|
||
|
||
switch (sd->sensor) {
|
||
case SEN_OV6620:
|
||
/* No framerate control, doesn't like higher rates yet */
|
||
sd->clockdiv = 3;
|
||
break;
|
||
|
||
/* Note once the FIXME's in mode_init_ov_sensor_regs() are fixed
|
||
for more sensors we need to do this for them too */
|
||
case SEN_OV7620:
|
||
case SEN_OV7620AE:
|
||
case SEN_OV7640:
|
||
case SEN_OV7648:
|
||
case SEN_OV76BE:
|
||
if (sd->gspca_dev.pixfmt.width == 320)
|
||
interlaced = 1;
|
||
/* Fall through */
|
||
case SEN_OV6630:
|
||
case SEN_OV7610:
|
||
case SEN_OV7670:
|
||
switch (sd->frame_rate) {
|
||
case 30:
|
||
case 25:
|
||
/* Not enough bandwidth to do 640x480 @ 30 fps */
|
||
if (sd->gspca_dev.pixfmt.width != 640) {
|
||
sd->clockdiv = 0;
|
||
break;
|
||
}
|
||
/* For 640x480 case */
|
||
/* fall through */
|
||
default:
|
||
/* case 20: */
|
||
/* case 15: */
|
||
sd->clockdiv = 1;
|
||
break;
|
||
case 10:
|
||
sd->clockdiv = 2;
|
||
break;
|
||
case 5:
|
||
sd->clockdiv = 5;
|
||
break;
|
||
}
|
||
if (interlaced) {
|
||
sd->clockdiv = (sd->clockdiv + 1) * 2 - 1;
|
||
/* Higher then 10 does not work */
|
||
if (sd->clockdiv > 10)
|
||
sd->clockdiv = 10;
|
||
}
|
||
break;
|
||
|
||
case SEN_OV8610:
|
||
/* No framerate control ?? */
|
||
sd->clockdiv = 0;
|
||
break;
|
||
}
|
||
|
||
/* Check if we have enough bandwidth to disable compression */
|
||
fps = (interlaced ? 60 : 30) / (sd->clockdiv + 1) + 1;
|
||
needed = fps * sd->gspca_dev.pixfmt.width *
|
||
sd->gspca_dev.pixfmt.height * 3 / 2;
|
||
/* 1000 isoc packets/sec */
|
||
if (needed > 1000 * packet_size) {
|
||
/* Enable Y and UV quantization and compression */
|
||
reg_w(sd, R511_COMP_EN, 0x07);
|
||
reg_w(sd, R511_COMP_LUT_EN, 0x03);
|
||
} else {
|
||
reg_w(sd, R511_COMP_EN, 0x06);
|
||
reg_w(sd, R511_COMP_LUT_EN, 0x00);
|
||
}
|
||
|
||
reg_w(sd, R51x_SYS_RESET, OV511_RESET_OMNICE);
|
||
reg_w(sd, R51x_SYS_RESET, 0);
|
||
}
|
||
|
||
/* Sets up the OV518/OV518+ with the given image parameters
|
||
*
|
||
* OV518 needs a completely different approach, until we can figure out what
|
||
* the individual registers do. Also, only 15 FPS is supported now.
|
||
*
|
||
* Do not put any sensor-specific code in here (including I2C I/O functions)
|
||
*/
|
||
static void ov518_mode_init_regs(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int hsegs, vsegs, packet_size;
|
||
struct usb_host_interface *alt;
|
||
struct usb_interface *intf;
|
||
|
||
intf = usb_ifnum_to_if(sd->gspca_dev.dev, sd->gspca_dev.iface);
|
||
alt = usb_altnum_to_altsetting(intf, sd->gspca_dev.alt);
|
||
if (!alt) {
|
||
gspca_err(gspca_dev, "Couldn't get altsetting\n");
|
||
sd->gspca_dev.usb_err = -EIO;
|
||
return;
|
||
}
|
||
|
||
if (alt->desc.bNumEndpoints < 1) {
|
||
sd->gspca_dev.usb_err = -ENODEV;
|
||
return;
|
||
}
|
||
|
||
packet_size = le16_to_cpu(alt->endpoint[0].desc.wMaxPacketSize);
|
||
ov518_reg_w32(sd, R51x_FIFO_PSIZE, packet_size & ~7, 2);
|
||
|
||
/******** Set the mode ********/
|
||
reg_w(sd, 0x2b, 0);
|
||
reg_w(sd, 0x2c, 0);
|
||
reg_w(sd, 0x2d, 0);
|
||
reg_w(sd, 0x2e, 0);
|
||
reg_w(sd, 0x3b, 0);
|
||
reg_w(sd, 0x3c, 0);
|
||
reg_w(sd, 0x3d, 0);
|
||
reg_w(sd, 0x3e, 0);
|
||
|
||
if (sd->bridge == BRIDGE_OV518) {
|
||
/* Set 8-bit (YVYU) input format */
|
||
reg_w_mask(sd, 0x20, 0x08, 0x08);
|
||
|
||
/* Set 12-bit (4:2:0) output format */
|
||
reg_w_mask(sd, 0x28, 0x80, 0xf0);
|
||
reg_w_mask(sd, 0x38, 0x80, 0xf0);
|
||
} else {
|
||
reg_w(sd, 0x28, 0x80);
|
||
reg_w(sd, 0x38, 0x80);
|
||
}
|
||
|
||
hsegs = sd->gspca_dev.pixfmt.width / 16;
|
||
vsegs = sd->gspca_dev.pixfmt.height / 4;
|
||
|
||
reg_w(sd, 0x29, hsegs);
|
||
reg_w(sd, 0x2a, vsegs);
|
||
|
||
reg_w(sd, 0x39, hsegs);
|
||
reg_w(sd, 0x3a, vsegs);
|
||
|
||
/* Windows driver does this here; who knows why */
|
||
reg_w(sd, 0x2f, 0x80);
|
||
|
||
/******** Set the framerate ********/
|
||
if (sd->bridge == BRIDGE_OV518PLUS && sd->revision == 0 &&
|
||
sd->sensor == SEN_OV7620AE)
|
||
sd->clockdiv = 0;
|
||
else
|
||
sd->clockdiv = 1;
|
||
|
||
/* Mode independent, but framerate dependent, regs */
|
||
/* 0x51: Clock divider; Only works on some cams which use 2 crystals */
|
||
reg_w(sd, 0x51, 0x04);
|
||
reg_w(sd, 0x22, 0x18);
|
||
reg_w(sd, 0x23, 0xff);
|
||
|
||
if (sd->bridge == BRIDGE_OV518PLUS) {
|
||
switch (sd->sensor) {
|
||
case SEN_OV7620AE:
|
||
/*
|
||
* HdG: 640x480 needs special handling on device
|
||
* revision 2, we check for device revison > 0 to
|
||
* avoid regressions, as we don't know the correct
|
||
* thing todo for revision 1.
|
||
*
|
||
* Also this likely means we don't need to
|
||
* differentiate between the OV7620 and OV7620AE,
|
||
* earlier testing hitting this same problem likely
|
||
* happened to be with revision < 2 cams using an
|
||
* OV7620 and revision 2 cams using an OV7620AE.
|
||
*/
|
||
if (sd->revision > 0 &&
|
||
sd->gspca_dev.pixfmt.width == 640) {
|
||
reg_w(sd, 0x20, 0x60);
|
||
reg_w(sd, 0x21, 0x1f);
|
||
} else {
|
||
reg_w(sd, 0x20, 0x00);
|
||
reg_w(sd, 0x21, 0x19);
|
||
}
|
||
break;
|
||
case SEN_OV7620:
|
||
reg_w(sd, 0x20, 0x00);
|
||
reg_w(sd, 0x21, 0x19);
|
||
break;
|
||
default:
|
||
reg_w(sd, 0x21, 0x19);
|
||
}
|
||
} else
|
||
reg_w(sd, 0x71, 0x17); /* Compression-related? */
|
||
|
||
/* FIXME: Sensor-specific */
|
||
/* Bit 5 is what matters here. Of course, it is "reserved" */
|
||
i2c_w(sd, 0x54, 0x23);
|
||
|
||
reg_w(sd, 0x2f, 0x80);
|
||
|
||
if (sd->bridge == BRIDGE_OV518PLUS) {
|
||
reg_w(sd, 0x24, 0x94);
|
||
reg_w(sd, 0x25, 0x90);
|
||
ov518_reg_w32(sd, 0xc4, 400, 2); /* 190h */
|
||
ov518_reg_w32(sd, 0xc6, 540, 2); /* 21ch */
|
||
ov518_reg_w32(sd, 0xc7, 540, 2); /* 21ch */
|
||
ov518_reg_w32(sd, 0xc8, 108, 2); /* 6ch */
|
||
ov518_reg_w32(sd, 0xca, 131098, 3); /* 2001ah */
|
||
ov518_reg_w32(sd, 0xcb, 532, 2); /* 214h */
|
||
ov518_reg_w32(sd, 0xcc, 2400, 2); /* 960h */
|
||
ov518_reg_w32(sd, 0xcd, 32, 2); /* 20h */
|
||
ov518_reg_w32(sd, 0xce, 608, 2); /* 260h */
|
||
} else {
|
||
reg_w(sd, 0x24, 0x9f);
|
||
reg_w(sd, 0x25, 0x90);
|
||
ov518_reg_w32(sd, 0xc4, 400, 2); /* 190h */
|
||
ov518_reg_w32(sd, 0xc6, 381, 2); /* 17dh */
|
||
ov518_reg_w32(sd, 0xc7, 381, 2); /* 17dh */
|
||
ov518_reg_w32(sd, 0xc8, 128, 2); /* 80h */
|
||
ov518_reg_w32(sd, 0xca, 183331, 3); /* 2cc23h */
|
||
ov518_reg_w32(sd, 0xcb, 746, 2); /* 2eah */
|
||
ov518_reg_w32(sd, 0xcc, 1750, 2); /* 6d6h */
|
||
ov518_reg_w32(sd, 0xcd, 45, 2); /* 2dh */
|
||
ov518_reg_w32(sd, 0xce, 851, 2); /* 353h */
|
||
}
|
||
|
||
reg_w(sd, 0x2f, 0x80);
|
||
}
|
||
|
||
/* Sets up the OV519 with the given image parameters
|
||
*
|
||
* OV519 needs a completely different approach, until we can figure out what
|
||
* the individual registers do.
|
||
*
|
||
* Do not put any sensor-specific code in here (including I2C I/O functions)
|
||
*/
|
||
static void ov519_mode_init_regs(struct sd *sd)
|
||
{
|
||
static const struct ov_regvals mode_init_519_ov7670[] = {
|
||
{ 0x5d, 0x03 }, /* Turn off suspend mode */
|
||
{ 0x53, 0x9f }, /* was 9b in 1.65-1.08 */
|
||
{ OV519_R54_EN_CLK1, 0x0f }, /* bit2 (jpeg enable) */
|
||
{ 0xa2, 0x20 }, /* a2-a5 are undocumented */
|
||
{ 0xa3, 0x18 },
|
||
{ 0xa4, 0x04 },
|
||
{ 0xa5, 0x28 },
|
||
{ 0x37, 0x00 }, /* SetUsbInit */
|
||
{ 0x55, 0x02 }, /* 4.096 Mhz audio clock */
|
||
/* Enable both fields, YUV Input, disable defect comp (why?) */
|
||
{ 0x20, 0x0c },
|
||
{ 0x21, 0x38 },
|
||
{ 0x22, 0x1d },
|
||
{ 0x17, 0x50 }, /* undocumented */
|
||
{ 0x37, 0x00 }, /* undocumented */
|
||
{ 0x40, 0xff }, /* I2C timeout counter */
|
||
{ 0x46, 0x00 }, /* I2C clock prescaler */
|
||
{ 0x59, 0x04 }, /* new from windrv 090403 */
|
||
{ 0xff, 0x00 }, /* undocumented */
|
||
/* windows reads 0x55 at this point, why? */
|
||
};
|
||
|
||
static const struct ov_regvals mode_init_519[] = {
|
||
{ 0x5d, 0x03 }, /* Turn off suspend mode */
|
||
{ 0x53, 0x9f }, /* was 9b in 1.65-1.08 */
|
||
{ OV519_R54_EN_CLK1, 0x0f }, /* bit2 (jpeg enable) */
|
||
{ 0xa2, 0x20 }, /* a2-a5 are undocumented */
|
||
{ 0xa3, 0x18 },
|
||
{ 0xa4, 0x04 },
|
||
{ 0xa5, 0x28 },
|
||
{ 0x37, 0x00 }, /* SetUsbInit */
|
||
{ 0x55, 0x02 }, /* 4.096 Mhz audio clock */
|
||
/* Enable both fields, YUV Input, disable defect comp (why?) */
|
||
{ 0x22, 0x1d },
|
||
{ 0x17, 0x50 }, /* undocumented */
|
||
{ 0x37, 0x00 }, /* undocumented */
|
||
{ 0x40, 0xff }, /* I2C timeout counter */
|
||
{ 0x46, 0x00 }, /* I2C clock prescaler */
|
||
{ 0x59, 0x04 }, /* new from windrv 090403 */
|
||
{ 0xff, 0x00 }, /* undocumented */
|
||
/* windows reads 0x55 at this point, why? */
|
||
};
|
||
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
|
||
/******** Set the mode ********/
|
||
switch (sd->sensor) {
|
||
default:
|
||
write_regvals(sd, mode_init_519, ARRAY_SIZE(mode_init_519));
|
||
if (sd->sensor == SEN_OV7640 ||
|
||
sd->sensor == SEN_OV7648) {
|
||
/* Select 8-bit input mode */
|
||
reg_w_mask(sd, OV519_R20_DFR, 0x10, 0x10);
|
||
}
|
||
break;
|
||
case SEN_OV7660:
|
||
return; /* done by ov519_set_mode/fr() */
|
||
case SEN_OV7670:
|
||
write_regvals(sd, mode_init_519_ov7670,
|
||
ARRAY_SIZE(mode_init_519_ov7670));
|
||
break;
|
||
}
|
||
|
||
reg_w(sd, OV519_R10_H_SIZE, sd->gspca_dev.pixfmt.width >> 4);
|
||
reg_w(sd, OV519_R11_V_SIZE, sd->gspca_dev.pixfmt.height >> 3);
|
||
if (sd->sensor == SEN_OV7670 &&
|
||
sd->gspca_dev.cam.cam_mode[sd->gspca_dev.curr_mode].priv)
|
||
reg_w(sd, OV519_R12_X_OFFSETL, 0x04);
|
||
else if (sd->sensor == SEN_OV7648 &&
|
||
sd->gspca_dev.cam.cam_mode[sd->gspca_dev.curr_mode].priv)
|
||
reg_w(sd, OV519_R12_X_OFFSETL, 0x01);
|
||
else
|
||
reg_w(sd, OV519_R12_X_OFFSETL, 0x00);
|
||
reg_w(sd, OV519_R13_X_OFFSETH, 0x00);
|
||
reg_w(sd, OV519_R14_Y_OFFSETL, 0x00);
|
||
reg_w(sd, OV519_R15_Y_OFFSETH, 0x00);
|
||
reg_w(sd, OV519_R16_DIVIDER, 0x00);
|
||
reg_w(sd, OV519_R25_FORMAT, 0x03); /* YUV422 */
|
||
reg_w(sd, 0x26, 0x00); /* Undocumented */
|
||
|
||
/******** Set the framerate ********/
|
||
if (frame_rate > 0)
|
||
sd->frame_rate = frame_rate;
|
||
|
||
/* FIXME: These are only valid at the max resolution. */
|
||
sd->clockdiv = 0;
|
||
switch (sd->sensor) {
|
||
case SEN_OV7640:
|
||
case SEN_OV7648:
|
||
switch (sd->frame_rate) {
|
||
default:
|
||
/* case 30: */
|
||
reg_w(sd, 0xa4, 0x0c);
|
||
reg_w(sd, 0x23, 0xff);
|
||
break;
|
||
case 25:
|
||
reg_w(sd, 0xa4, 0x0c);
|
||
reg_w(sd, 0x23, 0x1f);
|
||
break;
|
||
case 20:
|
||
reg_w(sd, 0xa4, 0x0c);
|
||
reg_w(sd, 0x23, 0x1b);
|
||
break;
|
||
case 15:
|
||
reg_w(sd, 0xa4, 0x04);
|
||
reg_w(sd, 0x23, 0xff);
|
||
sd->clockdiv = 1;
|
||
break;
|
||
case 10:
|
||
reg_w(sd, 0xa4, 0x04);
|
||
reg_w(sd, 0x23, 0x1f);
|
||
sd->clockdiv = 1;
|
||
break;
|
||
case 5:
|
||
reg_w(sd, 0xa4, 0x04);
|
||
reg_w(sd, 0x23, 0x1b);
|
||
sd->clockdiv = 1;
|
||
break;
|
||
}
|
||
break;
|
||
case SEN_OV8610:
|
||
switch (sd->frame_rate) {
|
||
default: /* 15 fps */
|
||
/* case 15: */
|
||
reg_w(sd, 0xa4, 0x06);
|
||
reg_w(sd, 0x23, 0xff);
|
||
break;
|
||
case 10:
|
||
reg_w(sd, 0xa4, 0x06);
|
||
reg_w(sd, 0x23, 0x1f);
|
||
break;
|
||
case 5:
|
||
reg_w(sd, 0xa4, 0x06);
|
||
reg_w(sd, 0x23, 0x1b);
|
||
break;
|
||
}
|
||
break;
|
||
case SEN_OV7670: /* guesses, based on 7640 */
|
||
gspca_dbg(gspca_dev, D_STREAM, "Setting framerate to %d fps\n",
|
||
(sd->frame_rate == 0) ? 15 : sd->frame_rate);
|
||
reg_w(sd, 0xa4, 0x10);
|
||
switch (sd->frame_rate) {
|
||
case 30:
|
||
reg_w(sd, 0x23, 0xff);
|
||
break;
|
||
case 20:
|
||
reg_w(sd, 0x23, 0x1b);
|
||
break;
|
||
default:
|
||
/* case 15: */
|
||
reg_w(sd, 0x23, 0xff);
|
||
sd->clockdiv = 1;
|
||
break;
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void mode_init_ov_sensor_regs(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
||
int qvga, xstart, xend, ystart, yend;
|
||
u8 v;
|
||
|
||
qvga = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv & 1;
|
||
|
||
/******** Mode (VGA/QVGA) and sensor specific regs ********/
|
||
switch (sd->sensor) {
|
||
case SEN_OV2610:
|
||
i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w_mask(sd, 0x28, qvga ? 0x00 : 0x20, 0x20);
|
||
i2c_w(sd, 0x24, qvga ? 0x20 : 0x3a);
|
||
i2c_w(sd, 0x25, qvga ? 0x30 : 0x60);
|
||
i2c_w_mask(sd, 0x2d, qvga ? 0x40 : 0x00, 0x40);
|
||
i2c_w_mask(sd, 0x67, qvga ? 0xf0 : 0x90, 0xf0);
|
||
i2c_w_mask(sd, 0x74, qvga ? 0x20 : 0x00, 0x20);
|
||
return;
|
||
case SEN_OV2610AE: {
|
||
u8 v;
|
||
|
||
/* frame rates:
|
||
* 10fps / 5 fps for 1600x1200
|
||
* 40fps / 20fps for 800x600
|
||
*/
|
||
v = 80;
|
||
if (qvga) {
|
||
if (sd->frame_rate < 25)
|
||
v = 0x81;
|
||
} else {
|
||
if (sd->frame_rate < 10)
|
||
v = 0x81;
|
||
}
|
||
i2c_w(sd, 0x11, v);
|
||
i2c_w(sd, 0x12, qvga ? 0x60 : 0x20);
|
||
return;
|
||
}
|
||
case SEN_OV3610:
|
||
if (qvga) {
|
||
xstart = (1040 - gspca_dev->pixfmt.width) / 2 +
|
||
(0x1f << 4);
|
||
ystart = (776 - gspca_dev->pixfmt.height) / 2;
|
||
} else {
|
||
xstart = (2076 - gspca_dev->pixfmt.width) / 2 +
|
||
(0x10 << 4);
|
||
ystart = (1544 - gspca_dev->pixfmt.height) / 2;
|
||
}
|
||
xend = xstart + gspca_dev->pixfmt.width;
|
||
yend = ystart + gspca_dev->pixfmt.height;
|
||
/* Writing to the COMH register resets the other windowing regs
|
||
to their default values, so we must do this first. */
|
||
i2c_w_mask(sd, 0x12, qvga ? 0x40 : 0x00, 0xf0);
|
||
i2c_w_mask(sd, 0x32,
|
||
(((xend >> 1) & 7) << 3) | ((xstart >> 1) & 7),
|
||
0x3f);
|
||
i2c_w_mask(sd, 0x03,
|
||
(((yend >> 1) & 3) << 2) | ((ystart >> 1) & 3),
|
||
0x0f);
|
||
i2c_w(sd, 0x17, xstart >> 4);
|
||
i2c_w(sd, 0x18, xend >> 4);
|
||
i2c_w(sd, 0x19, ystart >> 3);
|
||
i2c_w(sd, 0x1a, yend >> 3);
|
||
return;
|
||
case SEN_OV8610:
|
||
/* For OV8610 qvga means qsvga */
|
||
i2c_w_mask(sd, OV7610_REG_COM_C, qvga ? (1 << 5) : 0, 1 << 5);
|
||
i2c_w_mask(sd, 0x13, 0x00, 0x20); /* Select 16 bit data bus */
|
||
i2c_w_mask(sd, 0x12, 0x04, 0x06); /* AWB: 1 Test pattern: 0 */
|
||
i2c_w_mask(sd, 0x2d, 0x00, 0x40); /* from windrv 090403 */
|
||
i2c_w_mask(sd, 0x28, 0x20, 0x20); /* progressive mode on */
|
||
break;
|
||
case SEN_OV7610:
|
||
i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w(sd, 0x35, qvga ? 0x1e : 0x9e);
|
||
i2c_w_mask(sd, 0x13, 0x00, 0x20); /* Select 16 bit data bus */
|
||
i2c_w_mask(sd, 0x12, 0x04, 0x06); /* AWB: 1 Test pattern: 0 */
|
||
break;
|
||
case SEN_OV7620:
|
||
case SEN_OV7620AE:
|
||
case SEN_OV76BE:
|
||
i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w_mask(sd, 0x28, qvga ? 0x00 : 0x20, 0x20);
|
||
i2c_w(sd, 0x24, qvga ? 0x20 : 0x3a);
|
||
i2c_w(sd, 0x25, qvga ? 0x30 : 0x60);
|
||
i2c_w_mask(sd, 0x2d, qvga ? 0x40 : 0x00, 0x40);
|
||
i2c_w_mask(sd, 0x67, qvga ? 0xb0 : 0x90, 0xf0);
|
||
i2c_w_mask(sd, 0x74, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w_mask(sd, 0x13, 0x00, 0x20); /* Select 16 bit data bus */
|
||
i2c_w_mask(sd, 0x12, 0x04, 0x06); /* AWB: 1 Test pattern: 0 */
|
||
if (sd->sensor == SEN_OV76BE)
|
||
i2c_w(sd, 0x35, qvga ? 0x1e : 0x9e);
|
||
break;
|
||
case SEN_OV7640:
|
||
case SEN_OV7648:
|
||
i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w_mask(sd, 0x28, qvga ? 0x00 : 0x20, 0x20);
|
||
/* Setting this undocumented bit in qvga mode removes a very
|
||
annoying vertical shaking of the image */
|
||
i2c_w_mask(sd, 0x2d, qvga ? 0x40 : 0x00, 0x40);
|
||
/* Unknown */
|
||
i2c_w_mask(sd, 0x67, qvga ? 0xf0 : 0x90, 0xf0);
|
||
/* Allow higher automatic gain (to allow higher framerates) */
|
||
i2c_w_mask(sd, 0x74, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w_mask(sd, 0x12, 0x04, 0x04); /* AWB: 1 */
|
||
break;
|
||
case SEN_OV7670:
|
||
/* set COM7_FMT_VGA or COM7_FMT_QVGA
|
||
* do we need to set anything else?
|
||
* HSTART etc are set in set_ov_sensor_window itself */
|
||
i2c_w_mask(sd, OV7670_R12_COM7,
|
||
qvga ? OV7670_COM7_FMT_QVGA : OV7670_COM7_FMT_VGA,
|
||
OV7670_COM7_FMT_MASK);
|
||
i2c_w_mask(sd, 0x13, 0x00, 0x20); /* Select 16 bit data bus */
|
||
i2c_w_mask(sd, OV7670_R13_COM8, OV7670_COM8_AWB,
|
||
OV7670_COM8_AWB);
|
||
if (qvga) { /* QVGA from ov7670.c by
|
||
* Jonathan Corbet */
|
||
xstart = 164;
|
||
xend = 28;
|
||
ystart = 14;
|
||
yend = 494;
|
||
} else { /* VGA */
|
||
xstart = 158;
|
||
xend = 14;
|
||
ystart = 10;
|
||
yend = 490;
|
||
}
|
||
/* OV7670 hardware window registers are split across
|
||
* multiple locations */
|
||
i2c_w(sd, OV7670_R17_HSTART, xstart >> 3);
|
||
i2c_w(sd, OV7670_R18_HSTOP, xend >> 3);
|
||
v = i2c_r(sd, OV7670_R32_HREF);
|
||
v = (v & 0xc0) | ((xend & 0x7) << 3) | (xstart & 0x07);
|
||
msleep(10); /* need to sleep between read and write to
|
||
* same reg! */
|
||
i2c_w(sd, OV7670_R32_HREF, v);
|
||
|
||
i2c_w(sd, OV7670_R19_VSTART, ystart >> 2);
|
||
i2c_w(sd, OV7670_R1A_VSTOP, yend >> 2);
|
||
v = i2c_r(sd, OV7670_R03_VREF);
|
||
v = (v & 0xc0) | ((yend & 0x3) << 2) | (ystart & 0x03);
|
||
msleep(10); /* need to sleep between read and write to
|
||
* same reg! */
|
||
i2c_w(sd, OV7670_R03_VREF, v);
|
||
break;
|
||
case SEN_OV6620:
|
||
i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w_mask(sd, 0x13, 0x00, 0x20); /* Select 16 bit data bus */
|
||
i2c_w_mask(sd, 0x12, 0x04, 0x06); /* AWB: 1 Test pattern: 0 */
|
||
break;
|
||
case SEN_OV6630:
|
||
case SEN_OV66308AF:
|
||
i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20);
|
||
i2c_w_mask(sd, 0x12, 0x04, 0x06); /* AWB: 1 Test pattern: 0 */
|
||
break;
|
||
case SEN_OV9600: {
|
||
const struct ov_i2c_regvals *vals;
|
||
static const struct ov_i2c_regvals sxga_15[] = {
|
||
{0x11, 0x80}, {0x14, 0x3e}, {0x24, 0x85}, {0x25, 0x75}
|
||
};
|
||
static const struct ov_i2c_regvals sxga_7_5[] = {
|
||
{0x11, 0x81}, {0x14, 0x3e}, {0x24, 0x85}, {0x25, 0x75}
|
||
};
|
||
static const struct ov_i2c_regvals vga_30[] = {
|
||
{0x11, 0x81}, {0x14, 0x7e}, {0x24, 0x70}, {0x25, 0x60}
|
||
};
|
||
static const struct ov_i2c_regvals vga_15[] = {
|
||
{0x11, 0x83}, {0x14, 0x3e}, {0x24, 0x80}, {0x25, 0x70}
|
||
};
|
||
|
||
/* frame rates:
|
||
* 15fps / 7.5 fps for 1280x1024
|
||
* 30fps / 15fps for 640x480
|
||
*/
|
||
i2c_w_mask(sd, 0x12, qvga ? 0x40 : 0x00, 0x40);
|
||
if (qvga)
|
||
vals = sd->frame_rate < 30 ? vga_15 : vga_30;
|
||
else
|
||
vals = sd->frame_rate < 15 ? sxga_7_5 : sxga_15;
|
||
write_i2c_regvals(sd, vals, ARRAY_SIZE(sxga_15));
|
||
return;
|
||
}
|
||
default:
|
||
return;
|
||
}
|
||
|
||
/******** Clock programming ********/
|
||
i2c_w(sd, 0x11, sd->clockdiv);
|
||
}
|
||
|
||
/* this function works for bridge ov519 and sensors ov7660 and ov7670 only */
|
||
static void sethvflip(struct gspca_dev *gspca_dev, s32 hflip, s32 vflip)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
if (sd->gspca_dev.streaming)
|
||
reg_w(sd, OV519_R51_RESET1, 0x0f); /* block stream */
|
||
i2c_w_mask(sd, OV7670_R1E_MVFP,
|
||
OV7670_MVFP_MIRROR * hflip | OV7670_MVFP_VFLIP * vflip,
|
||
OV7670_MVFP_MIRROR | OV7670_MVFP_VFLIP);
|
||
if (sd->gspca_dev.streaming)
|
||
reg_w(sd, OV519_R51_RESET1, 0x00); /* restart stream */
|
||
}
|
||
|
||
static void set_ov_sensor_window(struct sd *sd)
|
||
{
|
||
struct gspca_dev *gspca_dev;
|
||
int qvga, crop;
|
||
int hwsbase, hwebase, vwsbase, vwebase, hwscale, vwscale;
|
||
|
||
/* mode setup is fully handled in mode_init_ov_sensor_regs for these */
|
||
switch (sd->sensor) {
|
||
case SEN_OV2610:
|
||
case SEN_OV2610AE:
|
||
case SEN_OV3610:
|
||
case SEN_OV7670:
|
||
case SEN_OV9600:
|
||
mode_init_ov_sensor_regs(sd);
|
||
return;
|
||
case SEN_OV7660:
|
||
ov519_set_mode(sd);
|
||
ov519_set_fr(sd);
|
||
return;
|
||
}
|
||
|
||
gspca_dev = &sd->gspca_dev;
|
||
qvga = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv & 1;
|
||
crop = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv & 2;
|
||
|
||
/* The different sensor ICs handle setting up of window differently.
|
||
* IF YOU SET IT WRONG, YOU WILL GET ALL ZERO ISOC DATA FROM OV51x!! */
|
||
switch (sd->sensor) {
|
||
case SEN_OV8610:
|
||
hwsbase = 0x1e;
|
||
hwebase = 0x1e;
|
||
vwsbase = 0x02;
|
||
vwebase = 0x02;
|
||
break;
|
||
case SEN_OV7610:
|
||
case SEN_OV76BE:
|
||
hwsbase = 0x38;
|
||
hwebase = 0x3a;
|
||
vwsbase = vwebase = 0x05;
|
||
break;
|
||
case SEN_OV6620:
|
||
case SEN_OV6630:
|
||
case SEN_OV66308AF:
|
||
hwsbase = 0x38;
|
||
hwebase = 0x3a;
|
||
vwsbase = 0x05;
|
||
vwebase = 0x06;
|
||
if (sd->sensor == SEN_OV66308AF && qvga)
|
||
/* HDG: this fixes U and V getting swapped */
|
||
hwsbase++;
|
||
if (crop) {
|
||
hwsbase += 8;
|
||
hwebase += 8;
|
||
vwsbase += 11;
|
||
vwebase += 11;
|
||
}
|
||
break;
|
||
case SEN_OV7620:
|
||
case SEN_OV7620AE:
|
||
hwsbase = 0x2f; /* From 7620.SET (spec is wrong) */
|
||
hwebase = 0x2f;
|
||
vwsbase = vwebase = 0x05;
|
||
break;
|
||
case SEN_OV7640:
|
||
case SEN_OV7648:
|
||
hwsbase = 0x1a;
|
||
hwebase = 0x1a;
|
||
vwsbase = vwebase = 0x03;
|
||
break;
|
||
default:
|
||
return;
|
||
}
|
||
|
||
switch (sd->sensor) {
|
||
case SEN_OV6620:
|
||
case SEN_OV6630:
|
||
case SEN_OV66308AF:
|
||
if (qvga) { /* QCIF */
|
||
hwscale = 0;
|
||
vwscale = 0;
|
||
} else { /* CIF */
|
||
hwscale = 1;
|
||
vwscale = 1; /* The datasheet says 0;
|
||
* it's wrong */
|
||
}
|
||
break;
|
||
case SEN_OV8610:
|
||
if (qvga) { /* QSVGA */
|
||
hwscale = 1;
|
||
vwscale = 1;
|
||
} else { /* SVGA */
|
||
hwscale = 2;
|
||
vwscale = 2;
|
||
}
|
||
break;
|
||
default: /* SEN_OV7xx0 */
|
||
if (qvga) { /* QVGA */
|
||
hwscale = 1;
|
||
vwscale = 0;
|
||
} else { /* VGA */
|
||
hwscale = 2;
|
||
vwscale = 1;
|
||
}
|
||
}
|
||
|
||
mode_init_ov_sensor_regs(sd);
|
||
|
||
i2c_w(sd, 0x17, hwsbase);
|
||
i2c_w(sd, 0x18, hwebase + (sd->sensor_width >> hwscale));
|
||
i2c_w(sd, 0x19, vwsbase);
|
||
i2c_w(sd, 0x1a, vwebase + (sd->sensor_height >> vwscale));
|
||
}
|
||
|
||
/* -- start the camera -- */
|
||
static int sd_start(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
/* Default for most bridges, allow bridge_mode_init_regs to override */
|
||
sd->sensor_width = sd->gspca_dev.pixfmt.width;
|
||
sd->sensor_height = sd->gspca_dev.pixfmt.height;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
ov511_mode_init_regs(sd);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
ov518_mode_init_regs(sd);
|
||
break;
|
||
case BRIDGE_OV519:
|
||
ov519_mode_init_regs(sd);
|
||
break;
|
||
/* case BRIDGE_OVFX2: nothing to do */
|
||
case BRIDGE_W9968CF:
|
||
w9968cf_mode_init_regs(sd);
|
||
break;
|
||
}
|
||
|
||
set_ov_sensor_window(sd);
|
||
|
||
/* Force clear snapshot state in case the snapshot button was
|
||
pressed while we weren't streaming */
|
||
sd->snapshot_needs_reset = 1;
|
||
sd_reset_snapshot(gspca_dev);
|
||
|
||
sd->first_frame = 3;
|
||
|
||
ov51x_restart(sd);
|
||
ov51x_led_control(sd, 1);
|
||
return gspca_dev->usb_err;
|
||
}
|
||
|
||
static void sd_stopN(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
ov51x_stop(sd);
|
||
ov51x_led_control(sd, 0);
|
||
}
|
||
|
||
static void sd_stop0(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
if (!sd->gspca_dev.present)
|
||
return;
|
||
if (sd->bridge == BRIDGE_W9968CF)
|
||
w9968cf_stop0(sd);
|
||
|
||
#if IS_ENABLED(CONFIG_INPUT)
|
||
/* If the last button state is pressed, release it now! */
|
||
if (sd->snapshot_pressed) {
|
||
input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);
|
||
input_sync(gspca_dev->input_dev);
|
||
sd->snapshot_pressed = 0;
|
||
}
|
||
#endif
|
||
if (sd->bridge == BRIDGE_OV519)
|
||
reg_w(sd, OV519_R57_SNAPSHOT, 0x23);
|
||
}
|
||
|
||
static void ov51x_handle_button(struct gspca_dev *gspca_dev, u8 state)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
if (sd->snapshot_pressed != state) {
|
||
#if IS_ENABLED(CONFIG_INPUT)
|
||
input_report_key(gspca_dev->input_dev, KEY_CAMERA, state);
|
||
input_sync(gspca_dev->input_dev);
|
||
#endif
|
||
if (state)
|
||
sd->snapshot_needs_reset = 1;
|
||
|
||
sd->snapshot_pressed = state;
|
||
} else {
|
||
/* On the ov511 / ov519 we need to reset the button state
|
||
multiple times, as resetting does not work as long as the
|
||
button stays pressed */
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
case BRIDGE_OV519:
|
||
if (state)
|
||
sd->snapshot_needs_reset = 1;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
static void ov511_pkt_scan(struct gspca_dev *gspca_dev,
|
||
u8 *in, /* isoc packet */
|
||
int len) /* iso packet length */
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
/* SOF/EOF packets have 1st to 8th bytes zeroed and the 9th
|
||
* byte non-zero. The EOF packet has image width/height in the
|
||
* 10th and 11th bytes. The 9th byte is given as follows:
|
||
*
|
||
* bit 7: EOF
|
||
* 6: compression enabled
|
||
* 5: 422/420/400 modes
|
||
* 4: 422/420/400 modes
|
||
* 3: 1
|
||
* 2: snapshot button on
|
||
* 1: snapshot frame
|
||
* 0: even/odd field
|
||
*/
|
||
if (!(in[0] | in[1] | in[2] | in[3] | in[4] | in[5] | in[6] | in[7]) &&
|
||
(in[8] & 0x08)) {
|
||
ov51x_handle_button(gspca_dev, (in[8] >> 2) & 1);
|
||
if (in[8] & 0x80) {
|
||
/* Frame end */
|
||
if ((in[9] + 1) * 8 != gspca_dev->pixfmt.width ||
|
||
(in[10] + 1) * 8 != gspca_dev->pixfmt.height) {
|
||
gspca_err(gspca_dev, "Invalid frame size, got: %dx%d, requested: %dx%d\n",
|
||
(in[9] + 1) * 8, (in[10] + 1) * 8,
|
||
gspca_dev->pixfmt.width,
|
||
gspca_dev->pixfmt.height);
|
||
gspca_dev->last_packet_type = DISCARD_PACKET;
|
||
return;
|
||
}
|
||
/* Add 11 byte footer to frame, might be useful */
|
||
gspca_frame_add(gspca_dev, LAST_PACKET, in, 11);
|
||
return;
|
||
} else {
|
||
/* Frame start */
|
||
gspca_frame_add(gspca_dev, FIRST_PACKET, in, 0);
|
||
sd->packet_nr = 0;
|
||
}
|
||
}
|
||
|
||
/* Ignore the packet number */
|
||
len--;
|
||
|
||
/* intermediate packet */
|
||
gspca_frame_add(gspca_dev, INTER_PACKET, in, len);
|
||
}
|
||
|
||
static void ov518_pkt_scan(struct gspca_dev *gspca_dev,
|
||
u8 *data, /* isoc packet */
|
||
int len) /* iso packet length */
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
/* A false positive here is likely, until OVT gives me
|
||
* the definitive SOF/EOF format */
|
||
if ((!(data[0] | data[1] | data[2] | data[3] | data[5])) && data[6]) {
|
||
ov51x_handle_button(gspca_dev, (data[6] >> 1) & 1);
|
||
gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
|
||
gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);
|
||
sd->packet_nr = 0;
|
||
}
|
||
|
||
if (gspca_dev->last_packet_type == DISCARD_PACKET)
|
||
return;
|
||
|
||
/* Does this device use packet numbers ? */
|
||
if (len & 7) {
|
||
len--;
|
||
if (sd->packet_nr == data[len])
|
||
sd->packet_nr++;
|
||
/* The last few packets of the frame (which are all 0's
|
||
except that they may contain part of the footer), are
|
||
numbered 0 */
|
||
else if (sd->packet_nr == 0 || data[len]) {
|
||
gspca_err(gspca_dev, "Invalid packet nr: %d (expect: %d)\n",
|
||
(int)data[len], (int)sd->packet_nr);
|
||
gspca_dev->last_packet_type = DISCARD_PACKET;
|
||
return;
|
||
}
|
||
}
|
||
|
||
/* intermediate packet */
|
||
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
|
||
}
|
||
|
||
static void ov519_pkt_scan(struct gspca_dev *gspca_dev,
|
||
u8 *data, /* isoc packet */
|
||
int len) /* iso packet length */
|
||
{
|
||
/* Header of ov519 is 16 bytes:
|
||
* Byte Value Description
|
||
* 0 0xff magic
|
||
* 1 0xff magic
|
||
* 2 0xff magic
|
||
* 3 0xXX 0x50 = SOF, 0x51 = EOF
|
||
* 9 0xXX 0x01 initial frame without data,
|
||
* 0x00 standard frame with image
|
||
* 14 Lo in EOF: length of image data / 8
|
||
* 15 Hi
|
||
*/
|
||
|
||
if (data[0] == 0xff && data[1] == 0xff && data[2] == 0xff) {
|
||
switch (data[3]) {
|
||
case 0x50: /* start of frame */
|
||
/* Don't check the button state here, as the state
|
||
usually (always ?) changes at EOF and checking it
|
||
here leads to unnecessary snapshot state resets. */
|
||
#define HDRSZ 16
|
||
data += HDRSZ;
|
||
len -= HDRSZ;
|
||
#undef HDRSZ
|
||
if (data[0] == 0xff || data[1] == 0xd8)
|
||
gspca_frame_add(gspca_dev, FIRST_PACKET,
|
||
data, len);
|
||
else
|
||
gspca_dev->last_packet_type = DISCARD_PACKET;
|
||
return;
|
||
case 0x51: /* end of frame */
|
||
ov51x_handle_button(gspca_dev, data[11] & 1);
|
||
if (data[9] != 0)
|
||
gspca_dev->last_packet_type = DISCARD_PACKET;
|
||
gspca_frame_add(gspca_dev, LAST_PACKET,
|
||
NULL, 0);
|
||
return;
|
||
}
|
||
}
|
||
|
||
/* intermediate packet */
|
||
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
|
||
}
|
||
|
||
static void ovfx2_pkt_scan(struct gspca_dev *gspca_dev,
|
||
u8 *data, /* isoc packet */
|
||
int len) /* iso packet length */
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
|
||
|
||
/* A short read signals EOF */
|
||
if (len < gspca_dev->cam.bulk_size) {
|
||
/* If the frame is short, and it is one of the first ones
|
||
the sensor and bridge are still syncing, so drop it. */
|
||
if (sd->first_frame) {
|
||
sd->first_frame--;
|
||
if (gspca_dev->image_len <
|
||
sd->gspca_dev.pixfmt.width *
|
||
sd->gspca_dev.pixfmt.height)
|
||
gspca_dev->last_packet_type = DISCARD_PACKET;
|
||
}
|
||
gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
|
||
gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 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;
|
||
|
||
switch (sd->bridge) {
|
||
case BRIDGE_OV511:
|
||
case BRIDGE_OV511PLUS:
|
||
ov511_pkt_scan(gspca_dev, data, len);
|
||
break;
|
||
case BRIDGE_OV518:
|
||
case BRIDGE_OV518PLUS:
|
||
ov518_pkt_scan(gspca_dev, data, len);
|
||
break;
|
||
case BRIDGE_OV519:
|
||
ov519_pkt_scan(gspca_dev, data, len);
|
||
break;
|
||
case BRIDGE_OVFX2:
|
||
ovfx2_pkt_scan(gspca_dev, data, len);
|
||
break;
|
||
case BRIDGE_W9968CF:
|
||
w9968cf_pkt_scan(gspca_dev, data, len);
|
||
break;
|
||
}
|
||
}
|
||
|
||
/* -- management routines -- */
|
||
|
||
static void setbrightness(struct gspca_dev *gspca_dev, s32 val)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
static const struct ov_i2c_regvals brit_7660[][7] = {
|
||
{{0x0f, 0x6a}, {0x24, 0x40}, {0x25, 0x2b}, {0x26, 0x90},
|
||
{0x27, 0xe0}, {0x28, 0xe0}, {0x2c, 0xe0}},
|
||
{{0x0f, 0x6a}, {0x24, 0x50}, {0x25, 0x40}, {0x26, 0xa1},
|
||
{0x27, 0xc0}, {0x28, 0xc0}, {0x2c, 0xc0}},
|
||
{{0x0f, 0x6a}, {0x24, 0x68}, {0x25, 0x58}, {0x26, 0xc2},
|
||
{0x27, 0xa0}, {0x28, 0xa0}, {0x2c, 0xa0}},
|
||
{{0x0f, 0x6a}, {0x24, 0x70}, {0x25, 0x68}, {0x26, 0xd3},
|
||
{0x27, 0x80}, {0x28, 0x80}, {0x2c, 0x80}},
|
||
{{0x0f, 0x6a}, {0x24, 0x80}, {0x25, 0x70}, {0x26, 0xd3},
|
||
{0x27, 0x20}, {0x28, 0x20}, {0x2c, 0x20}},
|
||
{{0x0f, 0x6a}, {0x24, 0x88}, {0x25, 0x78}, {0x26, 0xd3},
|
||
{0x27, 0x40}, {0x28, 0x40}, {0x2c, 0x40}},
|
||
{{0x0f, 0x6a}, {0x24, 0x90}, {0x25, 0x80}, {0x26, 0xd4},
|
||
{0x27, 0x60}, {0x28, 0x60}, {0x2c, 0x60}}
|
||
};
|
||
|
||
switch (sd->sensor) {
|
||
case SEN_OV8610:
|
||
case SEN_OV7610:
|
||
case SEN_OV76BE:
|
||
case SEN_OV6620:
|
||
case SEN_OV6630:
|
||
case SEN_OV66308AF:
|
||
case SEN_OV7640:
|
||
case SEN_OV7648:
|
||
i2c_w(sd, OV7610_REG_BRT, val);
|
||
break;
|
||
case SEN_OV7620:
|
||
case SEN_OV7620AE:
|
||
i2c_w(sd, OV7610_REG_BRT, val);
|
||
break;
|
||
case SEN_OV7660:
|
||
write_i2c_regvals(sd, brit_7660[val],
|
||
ARRAY_SIZE(brit_7660[0]));
|
||
break;
|
||
case SEN_OV7670:
|
||
/*win trace
|
||
* i2c_w_mask(sd, OV7670_R13_COM8, 0, OV7670_COM8_AEC); */
|
||
i2c_w(sd, OV7670_R55_BRIGHT, ov7670_abs_to_sm(val));
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void setcontrast(struct gspca_dev *gspca_dev, s32 val)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
static const struct ov_i2c_regvals contrast_7660[][31] = {
|
||
{{0x6c, 0xf0}, {0x6d, 0xf0}, {0x6e, 0xf8}, {0x6f, 0xa0},
|
||
{0x70, 0x58}, {0x71, 0x38}, {0x72, 0x30}, {0x73, 0x30},
|
||
{0x74, 0x28}, {0x75, 0x28}, {0x76, 0x24}, {0x77, 0x24},
|
||
{0x78, 0x22}, {0x79, 0x28}, {0x7a, 0x2a}, {0x7b, 0x34},
|
||
{0x7c, 0x0f}, {0x7d, 0x1e}, {0x7e, 0x3d}, {0x7f, 0x65},
|
||
{0x80, 0x70}, {0x81, 0x77}, {0x82, 0x7d}, {0x83, 0x83},
|
||
{0x84, 0x88}, {0x85, 0x8d}, {0x86, 0x96}, {0x87, 0x9f},
|
||
{0x88, 0xb0}, {0x89, 0xc4}, {0x8a, 0xd9}},
|
||
{{0x6c, 0xf0}, {0x6d, 0xf0}, {0x6e, 0xf8}, {0x6f, 0x94},
|
||
{0x70, 0x58}, {0x71, 0x40}, {0x72, 0x30}, {0x73, 0x30},
|
||
{0x74, 0x30}, {0x75, 0x30}, {0x76, 0x2c}, {0x77, 0x24},
|
||
{0x78, 0x22}, {0x79, 0x28}, {0x7a, 0x2a}, {0x7b, 0x31},
|
||
{0x7c, 0x0f}, {0x7d, 0x1e}, {0x7e, 0x3d}, {0x7f, 0x62},
|
||
{0x80, 0x6d}, {0x81, 0x75}, {0x82, 0x7b}, {0x83, 0x81},
|
||
{0x84, 0x87}, {0x85, 0x8d}, {0x86, 0x98}, {0x87, 0xa1},
|
||
{0x88, 0xb2}, {0x89, 0xc6}, {0x8a, 0xdb}},
|
||
{{0x6c, 0xf0}, {0x6d, 0xf0}, {0x6e, 0xf0}, {0x6f, 0x84},
|
||
{0x70, 0x58}, {0x71, 0x48}, {0x72, 0x40}, {0x73, 0x40},
|
||
{0x74, 0x28}, {0x75, 0x28}, {0x76, 0x28}, {0x77, 0x24},
|
||
{0x78, 0x26}, {0x79, 0x28}, {0x7a, 0x28}, {0x7b, 0x34},
|
||
{0x7c, 0x0f}, {0x7d, 0x1e}, {0x7e, 0x3c}, {0x7f, 0x5d},
|
||
{0x80, 0x68}, {0x81, 0x71}, {0x82, 0x79}, {0x83, 0x81},
|
||
{0x84, 0x86}, {0x85, 0x8b}, {0x86, 0x95}, {0x87, 0x9e},
|
||
{0x88, 0xb1}, {0x89, 0xc5}, {0x8a, 0xd9}},
|
||
{{0x6c, 0xf0}, {0x6d, 0xf0}, {0x6e, 0xf0}, {0x6f, 0x70},
|
||
{0x70, 0x58}, {0x71, 0x58}, {0x72, 0x48}, {0x73, 0x48},
|
||
{0x74, 0x38}, {0x75, 0x40}, {0x76, 0x34}, {0x77, 0x34},
|
||
{0x78, 0x2e}, {0x79, 0x28}, {0x7a, 0x24}, {0x7b, 0x22},
|
||
{0x7c, 0x0f}, {0x7d, 0x1e}, {0x7e, 0x3c}, {0x7f, 0x58},
|
||
{0x80, 0x63}, {0x81, 0x6e}, {0x82, 0x77}, {0x83, 0x80},
|
||
{0x84, 0x87}, {0x85, 0x8f}, {0x86, 0x9c}, {0x87, 0xa9},
|
||
{0x88, 0xc0}, {0x89, 0xd4}, {0x8a, 0xe6}},
|
||
{{0x6c, 0xa0}, {0x6d, 0xf0}, {0x6e, 0x90}, {0x6f, 0x80},
|
||
{0x70, 0x70}, {0x71, 0x80}, {0x72, 0x60}, {0x73, 0x60},
|
||
{0x74, 0x58}, {0x75, 0x60}, {0x76, 0x4c}, {0x77, 0x38},
|
||
{0x78, 0x38}, {0x79, 0x2a}, {0x7a, 0x20}, {0x7b, 0x0e},
|
||
{0x7c, 0x0a}, {0x7d, 0x14}, {0x7e, 0x26}, {0x7f, 0x46},
|
||
{0x80, 0x54}, {0x81, 0x64}, {0x82, 0x70}, {0x83, 0x7c},
|
||
{0x84, 0x87}, {0x85, 0x93}, {0x86, 0xa6}, {0x87, 0xb4},
|
||
{0x88, 0xd0}, {0x89, 0xe5}, {0x8a, 0xf5}},
|
||
{{0x6c, 0x60}, {0x6d, 0x80}, {0x6e, 0x60}, {0x6f, 0x80},
|
||
{0x70, 0x80}, {0x71, 0x80}, {0x72, 0x88}, {0x73, 0x30},
|
||
{0x74, 0x70}, {0x75, 0x68}, {0x76, 0x64}, {0x77, 0x50},
|
||
{0x78, 0x3c}, {0x79, 0x22}, {0x7a, 0x10}, {0x7b, 0x08},
|
||
{0x7c, 0x06}, {0x7d, 0x0e}, {0x7e, 0x1a}, {0x7f, 0x3a},
|
||
{0x80, 0x4a}, {0x81, 0x5a}, {0x82, 0x6b}, {0x83, 0x7b},
|
||
{0x84, 0x89}, {0x85, 0x96}, {0x86, 0xaf}, {0x87, 0xc3},
|
||
{0x88, 0xe1}, {0x89, 0xf2}, {0x8a, 0xfa}},
|
||
{{0x6c, 0x20}, {0x6d, 0x40}, {0x6e, 0x20}, {0x6f, 0x60},
|
||
{0x70, 0x88}, {0x71, 0xc8}, {0x72, 0xc0}, {0x73, 0xb8},
|
||
{0x74, 0xa8}, {0x75, 0xb8}, {0x76, 0x80}, {0x77, 0x5c},
|
||
{0x78, 0x26}, {0x79, 0x10}, {0x7a, 0x08}, {0x7b, 0x04},
|
||
{0x7c, 0x02}, {0x7d, 0x06}, {0x7e, 0x0a}, {0x7f, 0x22},
|
||
{0x80, 0x33}, {0x81, 0x4c}, {0x82, 0x64}, {0x83, 0x7b},
|
||
{0x84, 0x90}, {0x85, 0xa7}, {0x86, 0xc7}, {0x87, 0xde},
|
||
{0x88, 0xf1}, {0x89, 0xf9}, {0x8a, 0xfd}},
|
||
};
|
||
|
||
switch (sd->sensor) {
|
||
case SEN_OV7610:
|
||
case SEN_OV6620:
|
||
i2c_w(sd, OV7610_REG_CNT, val);
|
||
break;
|
||
case SEN_OV6630:
|
||
case SEN_OV66308AF:
|
||
i2c_w_mask(sd, OV7610_REG_CNT, val >> 4, 0x0f);
|
||
break;
|
||
case SEN_OV8610: {
|
||
static const u8 ctab[] = {
|
||
0x03, 0x09, 0x0b, 0x0f, 0x53, 0x6f, 0x35, 0x7f
|
||
};
|
||
|
||
/* Use Y gamma control instead. Bit 0 enables it. */
|
||
i2c_w(sd, 0x64, ctab[val >> 5]);
|
||
break;
|
||
}
|
||
case SEN_OV7620:
|
||
case SEN_OV7620AE: {
|
||
static const u8 ctab[] = {
|
||
0x01, 0x05, 0x09, 0x11, 0x15, 0x35, 0x37, 0x57,
|
||
0x5b, 0xa5, 0xa7, 0xc7, 0xc9, 0xcf, 0xef, 0xff
|
||
};
|
||
|
||
/* Use Y gamma control instead. Bit 0 enables it. */
|
||
i2c_w(sd, 0x64, ctab[val >> 4]);
|
||
break;
|
||
}
|
||
case SEN_OV7660:
|
||
write_i2c_regvals(sd, contrast_7660[val],
|
||
ARRAY_SIZE(contrast_7660[0]));
|
||
break;
|
||
case SEN_OV7670:
|
||
/* check that this isn't just the same as ov7610 */
|
||
i2c_w(sd, OV7670_R56_CONTRAS, val >> 1);
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void setexposure(struct gspca_dev *gspca_dev, s32 val)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
i2c_w(sd, 0x10, val);
|
||
}
|
||
|
||
static void setcolors(struct gspca_dev *gspca_dev, s32 val)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
static const struct ov_i2c_regvals colors_7660[][6] = {
|
||
{{0x4f, 0x28}, {0x50, 0x2a}, {0x51, 0x02}, {0x52, 0x0a},
|
||
{0x53, 0x19}, {0x54, 0x23}},
|
||
{{0x4f, 0x47}, {0x50, 0x4a}, {0x51, 0x03}, {0x52, 0x11},
|
||
{0x53, 0x2c}, {0x54, 0x3e}},
|
||
{{0x4f, 0x66}, {0x50, 0x6b}, {0x51, 0x05}, {0x52, 0x19},
|
||
{0x53, 0x40}, {0x54, 0x59}},
|
||
{{0x4f, 0x84}, {0x50, 0x8b}, {0x51, 0x06}, {0x52, 0x20},
|
||
{0x53, 0x53}, {0x54, 0x73}},
|
||
{{0x4f, 0xa3}, {0x50, 0xab}, {0x51, 0x08}, {0x52, 0x28},
|
||
{0x53, 0x66}, {0x54, 0x8e}},
|
||
};
|
||
|
||
switch (sd->sensor) {
|
||
case SEN_OV8610:
|
||
case SEN_OV7610:
|
||
case SEN_OV76BE:
|
||
case SEN_OV6620:
|
||
case SEN_OV6630:
|
||
case SEN_OV66308AF:
|
||
i2c_w(sd, OV7610_REG_SAT, val);
|
||
break;
|
||
case SEN_OV7620:
|
||
case SEN_OV7620AE:
|
||
/* Use UV gamma control instead. Bits 0 & 7 are reserved. */
|
||
/* rc = ov_i2c_write(sd->dev, 0x62, (val >> 9) & 0x7e);
|
||
if (rc < 0)
|
||
goto out; */
|
||
i2c_w(sd, OV7610_REG_SAT, val);
|
||
break;
|
||
case SEN_OV7640:
|
||
case SEN_OV7648:
|
||
i2c_w(sd, OV7610_REG_SAT, val & 0xf0);
|
||
break;
|
||
case SEN_OV7660:
|
||
write_i2c_regvals(sd, colors_7660[val],
|
||
ARRAY_SIZE(colors_7660[0]));
|
||
break;
|
||
case SEN_OV7670:
|
||
/* supported later once I work out how to do it
|
||
* transparently fail now! */
|
||
/* set REG_COM13 values for UV sat auto mode */
|
||
break;
|
||
}
|
||
}
|
||
|
||
static void setautobright(struct gspca_dev *gspca_dev, s32 val)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
i2c_w_mask(sd, 0x2d, val ? 0x10 : 0x00, 0x10);
|
||
}
|
||
|
||
static void setfreq_i(struct sd *sd, s32 val)
|
||
{
|
||
if (sd->sensor == SEN_OV7660
|
||
|| sd->sensor == SEN_OV7670) {
|
||
switch (val) {
|
||
case 0: /* Banding filter disabled */
|
||
i2c_w_mask(sd, OV7670_R13_COM8, 0, OV7670_COM8_BFILT);
|
||
break;
|
||
case 1: /* 50 hz */
|
||
i2c_w_mask(sd, OV7670_R13_COM8, OV7670_COM8_BFILT,
|
||
OV7670_COM8_BFILT);
|
||
i2c_w_mask(sd, OV7670_R3B_COM11, 0x08, 0x18);
|
||
break;
|
||
case 2: /* 60 hz */
|
||
i2c_w_mask(sd, OV7670_R13_COM8, OV7670_COM8_BFILT,
|
||
OV7670_COM8_BFILT);
|
||
i2c_w_mask(sd, OV7670_R3B_COM11, 0x00, 0x18);
|
||
break;
|
||
case 3: /* Auto hz - ov7670 only */
|
||
i2c_w_mask(sd, OV7670_R13_COM8, OV7670_COM8_BFILT,
|
||
OV7670_COM8_BFILT);
|
||
i2c_w_mask(sd, OV7670_R3B_COM11, OV7670_COM11_HZAUTO,
|
||
0x18);
|
||
break;
|
||
}
|
||
} else {
|
||
switch (val) {
|
||
case 0: /* Banding filter disabled */
|
||
i2c_w_mask(sd, 0x2d, 0x00, 0x04);
|
||
i2c_w_mask(sd, 0x2a, 0x00, 0x80);
|
||
break;
|
||
case 1: /* 50 hz (filter on and framerate adj) */
|
||
i2c_w_mask(sd, 0x2d, 0x04, 0x04);
|
||
i2c_w_mask(sd, 0x2a, 0x80, 0x80);
|
||
/* 20 fps -> 16.667 fps */
|
||
if (sd->sensor == SEN_OV6620 ||
|
||
sd->sensor == SEN_OV6630 ||
|
||
sd->sensor == SEN_OV66308AF)
|
||
i2c_w(sd, 0x2b, 0x5e);
|
||
else
|
||
i2c_w(sd, 0x2b, 0xac);
|
||
break;
|
||
case 2: /* 60 hz (filter on, ...) */
|
||
i2c_w_mask(sd, 0x2d, 0x04, 0x04);
|
||
if (sd->sensor == SEN_OV6620 ||
|
||
sd->sensor == SEN_OV6630 ||
|
||
sd->sensor == SEN_OV66308AF) {
|
||
/* 20 fps -> 15 fps */
|
||
i2c_w_mask(sd, 0x2a, 0x80, 0x80);
|
||
i2c_w(sd, 0x2b, 0xa8);
|
||
} else {
|
||
/* no framerate adj. */
|
||
i2c_w_mask(sd, 0x2a, 0x00, 0x80);
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
static void setfreq(struct gspca_dev *gspca_dev, s32 val)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
setfreq_i(sd, val);
|
||
|
||
/* Ugly but necessary */
|
||
if (sd->bridge == BRIDGE_W9968CF)
|
||
w9968cf_set_crop_window(sd);
|
||
}
|
||
|
||
static int sd_get_jcomp(struct gspca_dev *gspca_dev,
|
||
struct v4l2_jpegcompression *jcomp)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
if (sd->bridge != BRIDGE_W9968CF)
|
||
return -ENOTTY;
|
||
|
||
memset(jcomp, 0, sizeof *jcomp);
|
||
jcomp->quality = v4l2_ctrl_g_ctrl(sd->jpegqual);
|
||
jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT | V4L2_JPEG_MARKER_DQT |
|
||
V4L2_JPEG_MARKER_DRI;
|
||
return 0;
|
||
}
|
||
|
||
static int sd_set_jcomp(struct gspca_dev *gspca_dev,
|
||
const struct v4l2_jpegcompression *jcomp)
|
||
{
|
||
struct sd *sd = (struct sd *) gspca_dev;
|
||
|
||
if (sd->bridge != BRIDGE_W9968CF)
|
||
return -ENOTTY;
|
||
|
||
v4l2_ctrl_s_ctrl(sd->jpegqual, jcomp->quality);
|
||
return 0;
|
||
}
|
||
|
||
static int sd_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
|
||
{
|
||
struct gspca_dev *gspca_dev =
|
||
container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
|
||
struct sd *sd = (struct sd *)gspca_dev;
|
||
|
||
gspca_dev->usb_err = 0;
|
||
|
||
switch (ctrl->id) {
|
||
case V4L2_CID_AUTOGAIN:
|
||
gspca_dev->exposure->val = i2c_r(sd, 0x10);
|
||
break;
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
|
||
{
|
||
struct gspca_dev *gspca_dev =
|
||
container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
|
||
struct sd *sd = (struct sd *)gspca_dev;
|
||
|
||
gspca_dev->usb_err = 0;
|
||
|
||
if (!gspca_dev->streaming)
|
||
return 0;
|
||
|
||
switch (ctrl->id) {
|
||
case V4L2_CID_BRIGHTNESS:
|
||
setbrightness(gspca_dev, ctrl->val);
|
||
break;
|
||
case V4L2_CID_CONTRAST:
|
||
setcontrast(gspca_dev, ctrl->val);
|
||
break;
|
||
case V4L2_CID_POWER_LINE_FREQUENCY:
|
||
setfreq(gspca_dev, ctrl->val);
|
||
break;
|
||
case V4L2_CID_AUTOBRIGHTNESS:
|
||
if (ctrl->is_new)
|
||
setautobright(gspca_dev, ctrl->val);
|
||
if (!ctrl->val && sd->brightness->is_new)
|
||
setbrightness(gspca_dev, sd->brightness->val);
|
||
break;
|
||
case V4L2_CID_SATURATION:
|
||
setcolors(gspca_dev, ctrl->val);
|
||
break;
|
||
case V4L2_CID_HFLIP:
|
||
sethvflip(gspca_dev, ctrl->val, sd->vflip->val);
|
||
break;
|
||
case V4L2_CID_AUTOGAIN:
|
||
if (ctrl->is_new)
|
||
setautogain(gspca_dev, ctrl->val);
|
||
if (!ctrl->val && gspca_dev->exposure->is_new)
|
||
setexposure(gspca_dev, gspca_dev->exposure->val);
|
||
break;
|
||
case V4L2_CID_JPEG_COMPRESSION_QUALITY:
|
||
return -EBUSY; /* Should never happen, as we grab the ctrl */
|
||
}
|
||
return gspca_dev->usb_err;
|
||
}
|
||
|
||
static const struct v4l2_ctrl_ops sd_ctrl_ops = {
|
||
.g_volatile_ctrl = sd_g_volatile_ctrl,
|
||
.s_ctrl = sd_s_ctrl,
|
||
};
|
||
|
||
static int sd_init_controls(struct gspca_dev *gspca_dev)
|
||
{
|
||
struct sd *sd = (struct sd *)gspca_dev;
|
||
struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
|
||
|
||
gspca_dev->vdev.ctrl_handler = hdl;
|
||
v4l2_ctrl_handler_init(hdl, 10);
|
||
if (valid_controls[sd->sensor].has_brightness)
|
||
sd->brightness = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_BRIGHTNESS, 0,
|
||
sd->sensor == SEN_OV7660 ? 6 : 255, 1,
|
||
sd->sensor == SEN_OV7660 ? 3 : 127);
|
||
if (valid_controls[sd->sensor].has_contrast) {
|
||
if (sd->sensor == SEN_OV7660)
|
||
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_CONTRAST, 0, 6, 1, 3);
|
||
else
|
||
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_CONTRAST, 0, 255, 1,
|
||
(sd->sensor == SEN_OV6630 ||
|
||
sd->sensor == SEN_OV66308AF) ? 200 : 127);
|
||
}
|
||
if (valid_controls[sd->sensor].has_sat)
|
||
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_SATURATION, 0,
|
||
sd->sensor == SEN_OV7660 ? 4 : 255, 1,
|
||
sd->sensor == SEN_OV7660 ? 2 : 127);
|
||
if (valid_controls[sd->sensor].has_exposure)
|
||
gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_EXPOSURE, 0, 255, 1, 127);
|
||
if (valid_controls[sd->sensor].has_hvflip) {
|
||
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 (valid_controls[sd->sensor].has_autobright)
|
||
sd->autobright = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_AUTOBRIGHTNESS, 0, 1, 1, 1);
|
||
if (valid_controls[sd->sensor].has_autogain)
|
||
gspca_dev->autogain = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_AUTOGAIN, 0, 1, 1, 1);
|
||
if (valid_controls[sd->sensor].has_freq) {
|
||
if (sd->sensor == SEN_OV7670)
|
||
sd->freq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_POWER_LINE_FREQUENCY,
|
||
V4L2_CID_POWER_LINE_FREQUENCY_AUTO, 0,
|
||
V4L2_CID_POWER_LINE_FREQUENCY_AUTO);
|
||
else
|
||
sd->freq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_POWER_LINE_FREQUENCY,
|
||
V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0);
|
||
}
|
||
if (sd->bridge == BRIDGE_W9968CF)
|
||
sd->jpegqual = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
|
||
V4L2_CID_JPEG_COMPRESSION_QUALITY,
|
||
QUALITY_MIN, QUALITY_MAX, 1, QUALITY_DEF);
|
||
|
||
if (hdl->error) {
|
||
gspca_err(gspca_dev, "Could not initialize controls\n");
|
||
return hdl->error;
|
||
}
|
||
if (gspca_dev->autogain)
|
||
v4l2_ctrl_auto_cluster(3, &gspca_dev->autogain, 0, true);
|
||
if (sd->autobright)
|
||
v4l2_ctrl_auto_cluster(2, &sd->autobright, 0, false);
|
||
if (sd->hflip)
|
||
v4l2_ctrl_cluster(2, &sd->hflip);
|
||
return 0;
|
||
}
|
||
|
||
/* sub-driver description */
|
||
static const struct sd_desc sd_desc = {
|
||
.name = MODULE_NAME,
|
||
.config = sd_config,
|
||
.init = sd_init,
|
||
.init_controls = sd_init_controls,
|
||
.isoc_init = sd_isoc_init,
|
||
.start = sd_start,
|
||
.stopN = sd_stopN,
|
||
.stop0 = sd_stop0,
|
||
.pkt_scan = sd_pkt_scan,
|
||
.dq_callback = sd_reset_snapshot,
|
||
.get_jcomp = sd_get_jcomp,
|
||
.set_jcomp = sd_set_jcomp,
|
||
#if IS_ENABLED(CONFIG_INPUT)
|
||
.other_input = 1,
|
||
#endif
|
||
};
|
||
|
||
/* -- module initialisation -- */
|
||
static const struct usb_device_id device_table[] = {
|
||
{USB_DEVICE(0x041e, 0x4003), .driver_info = BRIDGE_W9968CF },
|
||
{USB_DEVICE(0x041e, 0x4052),
|
||
.driver_info = BRIDGE_OV519 | BRIDGE_INVERT_LED },
|
||
{USB_DEVICE(0x041e, 0x405f), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x041e, 0x4060), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x041e, 0x4061), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x041e, 0x4064), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x041e, 0x4067), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x041e, 0x4068), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x045e, 0x028c),
|
||
.driver_info = BRIDGE_OV519 | BRIDGE_INVERT_LED },
|
||
{USB_DEVICE(0x054c, 0x0154), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x054c, 0x0155), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x05a9, 0x0511), .driver_info = BRIDGE_OV511 },
|
||
{USB_DEVICE(0x05a9, 0x0518), .driver_info = BRIDGE_OV518 },
|
||
{USB_DEVICE(0x05a9, 0x0519),
|
||
.driver_info = BRIDGE_OV519 | BRIDGE_INVERT_LED },
|
||
{USB_DEVICE(0x05a9, 0x0530),
|
||
.driver_info = BRIDGE_OV519 | BRIDGE_INVERT_LED },
|
||
{USB_DEVICE(0x05a9, 0x2800), .driver_info = BRIDGE_OVFX2 },
|
||
{USB_DEVICE(0x05a9, 0x4519), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x05a9, 0x8519), .driver_info = BRIDGE_OV519 },
|
||
{USB_DEVICE(0x05a9, 0xa511), .driver_info = BRIDGE_OV511PLUS },
|
||
{USB_DEVICE(0x05a9, 0xa518), .driver_info = BRIDGE_OV518PLUS },
|
||
{USB_DEVICE(0x0813, 0x0002), .driver_info = BRIDGE_OV511PLUS },
|
||
{USB_DEVICE(0x0b62, 0x0059), .driver_info = BRIDGE_OVFX2 },
|
||
{USB_DEVICE(0x0e96, 0xc001), .driver_info = BRIDGE_OVFX2 },
|
||
{USB_DEVICE(0x1046, 0x9967), .driver_info = BRIDGE_W9968CF },
|
||
{USB_DEVICE(0x8020, 0xef04), .driver_info = BRIDGE_OVFX2 },
|
||
{}
|
||
};
|
||
|
||
MODULE_DEVICE_TABLE(usb, device_table);
|
||
|
||
/* -- device connect -- */
|
||
static int sd_probe(struct usb_interface *intf,
|
||
const struct usb_device_id *id)
|
||
{
|
||
return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
|
||
THIS_MODULE);
|
||
}
|
||
|
||
static struct usb_driver sd_driver = {
|
||
.name = MODULE_NAME,
|
||
.id_table = device_table,
|
||
.probe = sd_probe,
|
||
.disconnect = gspca_disconnect,
|
||
#ifdef CONFIG_PM
|
||
.suspend = gspca_suspend,
|
||
.resume = gspca_resume,
|
||
.reset_resume = gspca_resume,
|
||
#endif
|
||
};
|
||
|
||
module_usb_driver(sd_driver);
|
||
|
||
module_param(frame_rate, int, 0644);
|
||
MODULE_PARM_DESC(frame_rate, "Frame rate (5, 10, 15, 20 or 30 fps)");
|