mirror of
https://github.com/torvalds/linux.git
synced 2024-12-23 19:31:53 +00:00
53dacb1570
Rewrite v4l2_i2c_new_subdev as a simplified version of v4l2_i2c_new_subdev_cfg and remove v4l2_i2c_new_probed_subdev and v4l2_i2c_new_probed_subdev_addr. This simplifies this API substantially. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
332 lines
9.6 KiB
C
332 lines
9.6 KiB
C
/*
|
|
* Driver for the Auvitek USB bridge
|
|
*
|
|
* Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
|
|
*
|
|
* 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 "au0828.h"
|
|
#include "au0828-cards.h"
|
|
#include "au8522.h"
|
|
#include "media/tuner.h"
|
|
#include "media/v4l2-common.h"
|
|
|
|
void hvr950q_cs5340_audio(void *priv, int enable)
|
|
{
|
|
/* Because the HVR-950q shares an i2s bus between the cs5340 and the
|
|
au8522, we need to hold cs5340 in reset when using the au8522 */
|
|
struct au0828_dev *dev = priv;
|
|
if (enable == 1)
|
|
au0828_set(dev, REG_000, 0x10);
|
|
else
|
|
au0828_clear(dev, REG_000, 0x10);
|
|
}
|
|
|
|
struct au0828_board au0828_boards[] = {
|
|
[AU0828_BOARD_UNKNOWN] = {
|
|
.name = "Unknown board",
|
|
.tuner_type = UNSET,
|
|
.tuner_addr = ADDR_UNSET,
|
|
},
|
|
[AU0828_BOARD_HAUPPAUGE_HVR850] = {
|
|
.name = "Hauppauge HVR850",
|
|
.tuner_type = TUNER_XC5000,
|
|
.tuner_addr = 0x61,
|
|
.i2c_clk_divider = AU0828_I2C_CLK_30KHZ,
|
|
.input = {
|
|
{
|
|
.type = AU0828_VMUX_TELEVISION,
|
|
.vmux = AU8522_COMPOSITE_CH4_SIF,
|
|
.amux = AU8522_AUDIO_SIF,
|
|
},
|
|
{
|
|
.type = AU0828_VMUX_COMPOSITE,
|
|
.vmux = AU8522_COMPOSITE_CH1,
|
|
.amux = AU8522_AUDIO_NONE,
|
|
.audio_setup = hvr950q_cs5340_audio,
|
|
},
|
|
{
|
|
.type = AU0828_VMUX_SVIDEO,
|
|
.vmux = AU8522_SVIDEO_CH13,
|
|
.amux = AU8522_AUDIO_NONE,
|
|
.audio_setup = hvr950q_cs5340_audio,
|
|
},
|
|
},
|
|
},
|
|
[AU0828_BOARD_HAUPPAUGE_HVR950Q] = {
|
|
.name = "Hauppauge HVR950Q",
|
|
.tuner_type = TUNER_XC5000,
|
|
.tuner_addr = 0x61,
|
|
/* The au0828 hardware i2c implementation does not properly
|
|
support the xc5000's i2c clock stretching. So we need to
|
|
lower the clock frequency enough where the 15us clock
|
|
stretch fits inside of a normal clock cycle, or else the
|
|
au0828 fails to set the STOP bit. A 30 KHz clock puts the
|
|
clock pulse width at 18us */
|
|
.i2c_clk_divider = AU0828_I2C_CLK_30KHZ,
|
|
.input = {
|
|
{
|
|
.type = AU0828_VMUX_TELEVISION,
|
|
.vmux = AU8522_COMPOSITE_CH4_SIF,
|
|
.amux = AU8522_AUDIO_SIF,
|
|
},
|
|
{
|
|
.type = AU0828_VMUX_COMPOSITE,
|
|
.vmux = AU8522_COMPOSITE_CH1,
|
|
.amux = AU8522_AUDIO_NONE,
|
|
.audio_setup = hvr950q_cs5340_audio,
|
|
},
|
|
{
|
|
.type = AU0828_VMUX_SVIDEO,
|
|
.vmux = AU8522_SVIDEO_CH13,
|
|
.amux = AU8522_AUDIO_NONE,
|
|
.audio_setup = hvr950q_cs5340_audio,
|
|
},
|
|
},
|
|
},
|
|
[AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL] = {
|
|
.name = "Hauppauge HVR950Q rev xxF8",
|
|
.tuner_type = UNSET,
|
|
.tuner_addr = ADDR_UNSET,
|
|
.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
|
|
},
|
|
[AU0828_BOARD_DVICO_FUSIONHDTV7] = {
|
|
.name = "DViCO FusionHDTV USB",
|
|
.tuner_type = UNSET,
|
|
.tuner_addr = ADDR_UNSET,
|
|
.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
|
|
},
|
|
[AU0828_BOARD_HAUPPAUGE_WOODBURY] = {
|
|
.name = "Hauppauge Woodbury",
|
|
.tuner_type = UNSET,
|
|
.tuner_addr = ADDR_UNSET,
|
|
.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
|
|
},
|
|
};
|
|
|
|
/* Tuner callback function for au0828 boards. Currently only needed
|
|
* for HVR1500Q, which has an xc5000 tuner.
|
|
*/
|
|
int au0828_tuner_callback(void *priv, int component, int command, int arg)
|
|
{
|
|
struct au0828_dev *dev = priv;
|
|
|
|
dprintk(1, "%s()\n", __func__);
|
|
|
|
switch (dev->boardnr) {
|
|
case AU0828_BOARD_HAUPPAUGE_HVR850:
|
|
case AU0828_BOARD_HAUPPAUGE_HVR950Q:
|
|
case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
|
|
case AU0828_BOARD_DVICO_FUSIONHDTV7:
|
|
if (command == 0) {
|
|
/* Tuner Reset Command from xc5000 */
|
|
/* Drive the tuner into reset and out */
|
|
au0828_clear(dev, REG_001, 2);
|
|
mdelay(10);
|
|
au0828_set(dev, REG_001, 2);
|
|
mdelay(10);
|
|
return 0;
|
|
} else {
|
|
printk(KERN_ERR
|
|
"%s(): Unknown command.\n", __func__);
|
|
return -EINVAL;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return 0; /* Should never be here */
|
|
}
|
|
|
|
static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data)
|
|
{
|
|
struct tveeprom tv;
|
|
|
|
tveeprom_hauppauge_analog(&dev->i2c_client, &tv, eeprom_data);
|
|
dev->board.tuner_type = tv.tuner_type;
|
|
|
|
/* Make sure we support the board model */
|
|
switch (tv.model) {
|
|
case 72000: /* WinTV-HVR950q (Retail, IR, ATSC/QAM */
|
|
case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
|
|
case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
|
|
case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
|
|
case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */
|
|
case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */
|
|
case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */
|
|
case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and analog video */
|
|
case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */
|
|
break;
|
|
default:
|
|
printk(KERN_WARNING "%s: warning: "
|
|
"unknown hauppauge model #%d\n", __func__, tv.model);
|
|
break;
|
|
}
|
|
|
|
printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n",
|
|
__func__, tv.model);
|
|
}
|
|
|
|
void au0828_card_setup(struct au0828_dev *dev)
|
|
{
|
|
static u8 eeprom[256];
|
|
struct tuner_setup tun_setup;
|
|
struct v4l2_subdev *sd;
|
|
unsigned int mode_mask = T_ANALOG_TV |
|
|
T_DIGITAL_TV;
|
|
|
|
dprintk(1, "%s()\n", __func__);
|
|
|
|
memcpy(&dev->board, &au0828_boards[dev->boardnr], sizeof(dev->board));
|
|
|
|
if (dev->i2c_rc == 0) {
|
|
dev->i2c_client.addr = 0xa0 >> 1;
|
|
tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom));
|
|
}
|
|
|
|
switch (dev->boardnr) {
|
|
case AU0828_BOARD_HAUPPAUGE_HVR850:
|
|
case AU0828_BOARD_HAUPPAUGE_HVR950Q:
|
|
case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
|
|
case AU0828_BOARD_HAUPPAUGE_WOODBURY:
|
|
if (dev->i2c_rc == 0)
|
|
hauppauge_eeprom(dev, eeprom+0xa0);
|
|
break;
|
|
}
|
|
|
|
if (AUVI_INPUT(0).type != AU0828_VMUX_UNDEFINED) {
|
|
/* Load the analog demodulator driver (note this would need to
|
|
be abstracted out if we ever need to support a different
|
|
demod) */
|
|
sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
|
|
"au8522", "au8522", 0x8e >> 1, NULL);
|
|
if (sd == NULL)
|
|
printk(KERN_ERR "analog subdev registration failed\n");
|
|
}
|
|
|
|
/* Setup tuners */
|
|
if (dev->board.tuner_type != TUNER_ABSENT) {
|
|
/* Load the tuner module, which does the attach */
|
|
sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
|
|
"tuner", "tuner", dev->board.tuner_addr, NULL);
|
|
if (sd == NULL)
|
|
printk(KERN_ERR "tuner subdev registration fail\n");
|
|
|
|
tun_setup.mode_mask = mode_mask;
|
|
tun_setup.type = dev->board.tuner_type;
|
|
tun_setup.addr = dev->board.tuner_addr;
|
|
tun_setup.tuner_callback = au0828_tuner_callback;
|
|
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_type_addr,
|
|
&tun_setup);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* The bridge has between 8 and 12 gpios.
|
|
* Regs 1 and 0 deal with output enables.
|
|
* Regs 3 and 2 deal with direction.
|
|
*/
|
|
void au0828_gpio_setup(struct au0828_dev *dev)
|
|
{
|
|
dprintk(1, "%s()\n", __func__);
|
|
|
|
switch (dev->boardnr) {
|
|
case AU0828_BOARD_HAUPPAUGE_HVR850:
|
|
case AU0828_BOARD_HAUPPAUGE_HVR950Q:
|
|
case AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL:
|
|
case AU0828_BOARD_HAUPPAUGE_WOODBURY:
|
|
/* GPIO's
|
|
* 4 - CS5340
|
|
* 5 - AU8522 Demodulator
|
|
* 6 - eeprom W/P
|
|
* 7 - power supply
|
|
* 9 - XC5000 Tuner
|
|
*/
|
|
|
|
/* Into reset */
|
|
au0828_write(dev, REG_003, 0x02);
|
|
au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
|
|
au0828_write(dev, REG_001, 0x0);
|
|
au0828_write(dev, REG_000, 0x0);
|
|
msleep(100);
|
|
|
|
/* Out of reset (leave the cs5340 in reset until needed) */
|
|
au0828_write(dev, REG_003, 0x02);
|
|
au0828_write(dev, REG_001, 0x02);
|
|
au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
|
|
au0828_write(dev, REG_000, 0x80 | 0x40 | 0x20);
|
|
|
|
msleep(250);
|
|
break;
|
|
case AU0828_BOARD_DVICO_FUSIONHDTV7:
|
|
/* GPIO's
|
|
* 6 - ?
|
|
* 8 - AU8522 Demodulator
|
|
* 9 - XC5000 Tuner
|
|
*/
|
|
|
|
/* Into reset */
|
|
au0828_write(dev, REG_003, 0x02);
|
|
au0828_write(dev, REG_002, 0xa0);
|
|
au0828_write(dev, REG_001, 0x0);
|
|
au0828_write(dev, REG_000, 0x0);
|
|
msleep(100);
|
|
|
|
/* Out of reset */
|
|
au0828_write(dev, REG_003, 0x02);
|
|
au0828_write(dev, REG_002, 0xa0);
|
|
au0828_write(dev, REG_001, 0x02);
|
|
au0828_write(dev, REG_000, 0xa0);
|
|
msleep(250);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* table of devices that work with this driver */
|
|
struct usb_device_id au0828_usb_id_table[] = {
|
|
{ USB_DEVICE(0x2040, 0x7200),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x2040, 0x7240),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 },
|
|
{ USB_DEVICE(0x0fe9, 0xd620),
|
|
.driver_info = AU0828_BOARD_DVICO_FUSIONHDTV7 },
|
|
{ USB_DEVICE(0x2040, 0x7210),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x2040, 0x7217),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x2040, 0x721b),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x2040, 0x721e),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x2040, 0x721f),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x2040, 0x7280),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x0fd9, 0x0008),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
|
|
{ USB_DEVICE(0x2040, 0x7201),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
|
|
{ USB_DEVICE(0x2040, 0x7211),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
|
|
{ USB_DEVICE(0x2040, 0x7281),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL },
|
|
{ USB_DEVICE(0x2040, 0x8200),
|
|
.driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY },
|
|
{ },
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(usb, au0828_usb_id_table);
|