diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 08:37:36 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 08:37:36 -0800 |
commit | 368d17e068f691dba5a4f122c271db5ec9b2ebd6 (patch) | |
tree | 69954cea09e5efd4ad1b8268be0e1733a13b4fae /drivers/media/video/sn9c102/sn9c102_tas5130d1b.c | |
parent | a9312fb839e90668d05a90024f3a7e7ff646a4a3 (diff) | |
parent | 22fe087f0139e2f5cbe004f24f84cb1c08b4711e (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/mchehab/v4l-dvb
* master.kernel.org:/pub/scm/linux/kernel/git/mchehab/v4l-dvb: (33 commits)
V4L/DVB (3604): V4l printk fix
V4L/DVB (3599c): Whitespace cleanups under Documentation/video4linux
V4L/DVB (3599b): Whitespace cleanups under drivers/media
V4L/DVB (3599a): Move drivers/usb/media to drivers/media/video
V4L/DVB (3599): Implement new routing commands for wm8775 and cs53l32a.
V4L/DVB (3598): Add bit algorithm adapter for the Conexant CX2341X boards.
V4L/DVB (3597): Vivi: fix warning: implicit declaration of function 'in_interrupt'
V4L/DVB (3588): Remove VIDIOC_G/S_AUDOUT from msp3400
V4L/DVB (3587): Always wake thread after routing change.
V4L/DVB (3584): Implement V4L2_TUNER_MODE_LANG1_LANG2 audio mode
V4L/DVB (3582): Implement correct msp3400 input/output routing
V4L/DVB (3581): Add new media/msp3400.h header containing the routing macros
V4L/DVB (3580): Last round of msp3400 cleanups before adding routing commands
V4L/DVB (3579): Move msp_modus to msp3400-kthreads, add JP and KR std detection
V4L/DVB (3578): Make scart definitions easier to handle
V4L/DVB (3577): Cleanup audio input handling
V4L/DVB (3575): Cxusb: fix i2c debug messages for bluebird devices
V4L/DVB (3574): Cxusb: fix debug messages
V4L/DVB (3573): Cxusb: remove FIXME: comment in bluebird_patch_dvico_firmware_download
V4L/DVB (3572): Cxusb: conditionalize gpio write for the medion box
...
Diffstat (limited to 'drivers/media/video/sn9c102/sn9c102_tas5130d1b.c')
-rw-r--r-- | drivers/media/video/sn9c102/sn9c102_tas5130d1b.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/drivers/media/video/sn9c102/sn9c102_tas5130d1b.c b/drivers/media/video/sn9c102/sn9c102_tas5130d1b.c new file mode 100644 index 00000000000..9ecb09032b6 --- /dev/null +++ b/drivers/media/video/sn9c102/sn9c102_tas5130d1b.c @@ -0,0 +1,169 @@ +/*************************************************************************** + * Plug-in for TAS5130D1B image sensor connected to the SN9C10x PC Camera * + * Controllers * + * * + * Copyright (C) 2004-2006 by Luca Risolia <luca.risolia@studio.unibo.it> * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the Free Software * + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * + ***************************************************************************/ + +#include "sn9c102_sensor.h" + + +static struct sn9c102_sensor tas5130d1b; + + +static int tas5130d1b_init(struct sn9c102_device* cam) +{ + int err = 0; + + err += sn9c102_write_reg(cam, 0x01, 0x01); + err += sn9c102_write_reg(cam, 0x20, 0x17); + err += sn9c102_write_reg(cam, 0x04, 0x01); + err += sn9c102_write_reg(cam, 0x01, 0x10); + err += sn9c102_write_reg(cam, 0x00, 0x11); + err += sn9c102_write_reg(cam, 0x00, 0x14); + err += sn9c102_write_reg(cam, 0x60, 0x17); + err += sn9c102_write_reg(cam, 0x07, 0x18); + + return err; +} + + +static int tas5130d1b_set_ctrl(struct sn9c102_device* cam, + const struct v4l2_control* ctrl) +{ + int err = 0; + + switch (ctrl->id) { + case V4L2_CID_GAIN: + err += sn9c102_i2c_write(cam, 0x20, 0xf6 - ctrl->value); + break; + case V4L2_CID_EXPOSURE: + err += sn9c102_i2c_write(cam, 0x40, 0x47 - ctrl->value); + break; + default: + return -EINVAL; + } + + return err ? -EIO : 0; +} + + +static int tas5130d1b_set_crop(struct sn9c102_device* cam, + const struct v4l2_rect* rect) +{ + struct sn9c102_sensor* s = &tas5130d1b; + u8 h_start = (u8)(rect->left - s->cropcap.bounds.left) + 104, + v_start = (u8)(rect->top - s->cropcap.bounds.top) + 12; + int err = 0; + + err += sn9c102_write_reg(cam, h_start, 0x12); + err += sn9c102_write_reg(cam, v_start, 0x13); + + /* Do NOT change! */ + err += sn9c102_write_reg(cam, 0x1f, 0x1a); + err += sn9c102_write_reg(cam, 0x1a, 0x1b); + err += sn9c102_write_reg(cam, sn9c102_pread_reg(cam, 0x19), 0x19); + + return err; +} + + +static int tas5130d1b_set_pix_format(struct sn9c102_device* cam, + const struct v4l2_pix_format* pix) +{ + int err = 0; + + if (pix->pixelformat == V4L2_PIX_FMT_SN9C10X) + err += sn9c102_write_reg(cam, 0x63, 0x19); + else + err += sn9c102_write_reg(cam, 0xf3, 0x19); + + return err; +} + + +static struct sn9c102_sensor tas5130d1b = { + .name = "TAS5130D1B", + .maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>", + .sysfs_ops = SN9C102_I2C_WRITE, + .frequency = SN9C102_I2C_100KHZ, + .interface = SN9C102_I2C_3WIRES, + .init = &tas5130d1b_init, + .qctrl = { + { + .id = V4L2_CID_GAIN, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "global gain", + .minimum = 0x00, + .maximum = 0xf6, + .step = 0x02, + .default_value = 0x00, + .flags = 0, + }, + { + .id = V4L2_CID_EXPOSURE, + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "exposure", + .minimum = 0x00, + .maximum = 0x47, + .step = 0x01, + .default_value = 0x00, + .flags = 0, + }, + }, + .set_ctrl = &tas5130d1b_set_ctrl, + .cropcap = { + .bounds = { + .left = 0, + .top = 0, + .width = 640, + .height = 480, + }, + .defrect = { + .left = 0, + .top = 0, + .width = 640, + .height = 480, + }, + }, + .set_crop = &tas5130d1b_set_crop, + .pix_format = { + .width = 640, + .height = 480, + .pixelformat = V4L2_PIX_FMT_SBGGR8, + .priv = 8, + }, + .set_pix_format = &tas5130d1b_set_pix_format +}; + + +int sn9c102_probe_tas5130d1b(struct sn9c102_device* cam) +{ + const struct usb_device_id tas5130d1b_id_table[] = { + { USB_DEVICE(0x0c45, 0x6025), }, + { USB_DEVICE(0x0c45, 0x60aa), }, + { } + }; + + /* Sensor detection is based on USB pid/vid */ + if (!sn9c102_match_id(cam, tas5130d1b_id_table)) + return -ENODEV; + + sn9c102_attach_sensor(cam, &tas5130d1b); + + return 0; +} |