diff options
Diffstat (limited to 'drivers/media/video/au0828/au0828-cards.c')
| -rw-r--r-- | drivers/media/video/au0828/au0828-cards.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/drivers/media/video/au0828/au0828-cards.c b/drivers/media/video/au0828/au0828-cards.c new file mode 100644 index 0000000..8ca91f8 --- /dev/null +++ b/drivers/media/video/au0828/au0828-cards.c @@ -0,0 +1,182 @@ +/* + * Driver for the Auvitek USB bridge + * + * Copyright (c) 2008 Steven Toth <stoth@hauppauge.com> + * + * 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" + +struct au0828_board au0828_boards[] = { + [AU0828_BOARD_UNKNOWN] = { + .name = "Unknown board", + }, + [AU0828_BOARD_HAUPPAUGE_HVR850] = { + .name = "Hauppauge HVR850", + }, + [AU0828_BOARD_HAUPPAUGE_HVR950Q] = { + .name = "Hauppauge HVR950Q", + }, + [AU0828_BOARD_DVICO_FUSIONHDTV7] = { + .name = "DViCO FusionHDTV USB", + }, +}; +const unsigned int au0828_bcount = ARRAY_SIZE(au0828_boards); + +/* Tuner callback function for au0828 boards. Currently only needed + * for HVR1500Q, which has an xc5000 tuner. + */ +int au0828_tuner_callback(void *priv, int command, int arg) +{ + struct au0828_dev *dev = priv; + + dprintk(1, "%s()\n", __func__); + + switch (dev->board) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + 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(200); + au0828_set(dev, REG_001, 2); + mdelay(50); + 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); + + /* Make sure we support the board model */ + switch (tv.model) { + case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and basic analog video */ + case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and basic analog video */ + 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]; + + dprintk(1, "%s()\n", __func__); + + if (dev->i2c_rc == 0) { + dev->i2c_client.addr = 0xa0 >> 1; + tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom)); + } + + switch (dev->board) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + if (dev->i2c_rc == 0) + hauppauge_eeprom(dev, eeprom+0xa0); + break; + } +} + +/* + * 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->board) { + case AU0828_BOARD_HAUPPAUGE_HVR850: + case AU0828_BOARD_HAUPPAUGE_HVR950Q: + /* GPIO's + * 4 - CS5340 + * 5 - AU8522 Demodulator + * 6 - eeprom W/P + * 9 - XC5000 Tuner + */ + + /* Into reset */ + au0828_write(dev, REG_003, 0x02); + au0828_write(dev, REG_002, 0x88 | 0x20); + 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_001, 0x02); + au0828_write(dev, REG_002, 0x88 | 0x20); + au0828_write(dev, REG_000, 0x88 | 0x20 | 0x40); + 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 }, + { }, +}; + +MODULE_DEVICE_TABLE(usb, au0828_usb_id_table); |
