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f423b9a86a
@ Don't assume that SOF headers can't cross packets boundaries @ Fix compression quality selection + Add support for MI-0360 image sensor * Documentation updates @ Fix sysfs @ MI0343 rewritten * HV7131R color fixes and add new ABLC control * Rename the archive from "sn9c102" to "sn9c1xx" * fix typos * better support for TAS5110D @ fix OV7630 wrong colors @ Don't return an error if no input buffers are enqueued yet on VIDIOC_STREAMON * Add informations about colorspaces * More appropriate error codes in case of failure of some system calls * More precise hardware detection * Add more informations about supported hardware in the documentation + More supported devices + Add support for HV7131R image sensor Signed-off-by: Luca Risolia <luca.risolia@studio.unibo.it> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
158 lines
4.4 KiB
C
158 lines
4.4 KiB
C
/***************************************************************************
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* Plug-in for TAS5110C1B image sensor connected to the SN9C1xx PC Camera *
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* Controllers *
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* *
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* Copyright (C) 2004-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
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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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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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***************************************************************************/
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#include "sn9c102_sensor.h"
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static int tas5110c1b_init(struct sn9c102_device* cam)
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{
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int err = 0;
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err += sn9c102_write_reg(cam, 0x01, 0x01);
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err += sn9c102_write_reg(cam, 0x44, 0x01);
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err += sn9c102_write_reg(cam, 0x00, 0x10);
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err += sn9c102_write_reg(cam, 0x00, 0x11);
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err += sn9c102_write_reg(cam, 0x0a, 0x14);
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err += sn9c102_write_reg(cam, 0x60, 0x17);
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err += sn9c102_write_reg(cam, 0x06, 0x18);
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err += sn9c102_write_reg(cam, 0xfb, 0x19);
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err += sn9c102_i2c_write(cam, 0xc0, 0x80);
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return err;
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}
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static int tas5110c1b_set_ctrl(struct sn9c102_device* cam,
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const struct v4l2_control* ctrl)
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{
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int err = 0;
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switch (ctrl->id) {
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case V4L2_CID_GAIN:
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err += sn9c102_i2c_write(cam, 0x20, 0xf6 - ctrl->value);
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break;
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default:
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return -EINVAL;
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}
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return err ? -EIO : 0;
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}
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static int tas5110c1b_set_crop(struct sn9c102_device* cam,
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const struct v4l2_rect* rect)
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{
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struct sn9c102_sensor* s = sn9c102_get_sensor(cam);
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int err = 0;
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u8 h_start = (u8)(rect->left - s->cropcap.bounds.left) + 69,
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v_start = (u8)(rect->top - s->cropcap.bounds.top) + 9;
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err += sn9c102_write_reg(cam, h_start, 0x12);
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err += sn9c102_write_reg(cam, v_start, 0x13);
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/* Don't change ! */
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err += sn9c102_write_reg(cam, 0x14, 0x1a);
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err += sn9c102_write_reg(cam, 0x0a, 0x1b);
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err += sn9c102_write_reg(cam, sn9c102_pread_reg(cam, 0x19), 0x19);
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return err;
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}
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static int tas5110c1b_set_pix_format(struct sn9c102_device* cam,
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const struct v4l2_pix_format* pix)
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{
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int err = 0;
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if (pix->pixelformat == V4L2_PIX_FMT_SN9C10X)
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err += sn9c102_write_reg(cam, 0x2b, 0x19);
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else
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err += sn9c102_write_reg(cam, 0xfb, 0x19);
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return err;
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}
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static struct sn9c102_sensor tas5110c1b = {
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.name = "TAS5110C1B",
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.maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
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.supported_bridge = BRIDGE_SN9C101 | BRIDGE_SN9C102,
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.sysfs_ops = SN9C102_I2C_WRITE,
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.frequency = SN9C102_I2C_100KHZ,
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.interface = SN9C102_I2C_3WIRES,
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.init = &tas5110c1b_init,
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.qctrl = {
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{
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.id = V4L2_CID_GAIN,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "global gain",
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.minimum = 0x00,
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.maximum = 0xf6,
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.step = 0x01,
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.default_value = 0x40,
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.flags = 0,
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},
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},
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.set_ctrl = &tas5110c1b_set_ctrl,
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.cropcap = {
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.bounds = {
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.left = 0,
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.top = 0,
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.width = 352,
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.height = 288,
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},
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.defrect = {
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.left = 0,
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.top = 0,
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.width = 352,
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.height = 288,
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},
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},
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.set_crop = &tas5110c1b_set_crop,
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.pix_format = {
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.width = 352,
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.height = 288,
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.pixelformat = V4L2_PIX_FMT_SBGGR8,
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.priv = 8,
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},
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.set_pix_format = &tas5110c1b_set_pix_format
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};
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int sn9c102_probe_tas5110c1b(struct sn9c102_device* cam)
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{
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const struct usb_device_id tas5110c1b_id_table[] = {
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{ USB_DEVICE(0x0c45, 0x6001), },
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{ USB_DEVICE(0x0c45, 0x6005), },
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{ USB_DEVICE(0x0c45, 0x60ab), },
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{ }
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};
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/* Sensor detection is based on USB pid/vid */
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if (!sn9c102_match_id(cam, tas5110c1b_id_table))
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return -ENODEV;
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sn9c102_attach_sensor(cam, &tas5110c1b);
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return 0;
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}
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