diff options
Diffstat (limited to 'drivers/media/dvb/dvb-usb/nova-t-usb2.c')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/nova-t-usb2.c | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-usb/nova-t-usb2.c b/drivers/media/dvb/dvb-usb/nova-t-usb2.c new file mode 100644 index 0000000..258a92b --- /dev/null +++ b/drivers/media/dvb/dvb-usb/nova-t-usb2.c @@ -0,0 +1,236 @@ +/* DVB USB framework compliant Linux driver for the Hauppauge WinTV-NOVA-T usb2 + * DVB-T receiver. + * + * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) + * + * 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, version 2. + * + * see Documentation/dvb/README.dvb-usb for more information + */ +#include "dibusb.h" + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "set debugging level (1=rc,2=eeprom (|-able))." DVB_USB_DEBUG_STATUS); + +#define deb_rc(args...) dprintk(debug,0x01,args) +#define deb_ee(args...) dprintk(debug,0x02,args) + +/* Hauppauge NOVA-T USB2 keys */ +static struct dvb_usb_rc_key haupp_rc_keys [] = { + { 0x1e, 0x00, KEY_0 }, + { 0x1e, 0x01, KEY_1 }, + { 0x1e, 0x02, KEY_2 }, + { 0x1e, 0x03, KEY_3 }, + { 0x1e, 0x04, KEY_4 }, + { 0x1e, 0x05, KEY_5 }, + { 0x1e, 0x06, KEY_6 }, + { 0x1e, 0x07, KEY_7 }, + { 0x1e, 0x08, KEY_8 }, + { 0x1e, 0x09, KEY_9 }, + { 0x1e, 0x0a, KEY_KPASTERISK }, + { 0x1e, 0x0b, KEY_RED }, + { 0x1e, 0x0c, KEY_RADIO }, + { 0x1e, 0x0d, KEY_MENU }, + { 0x1e, 0x0e, KEY_GRAVE }, /* # */ + { 0x1e, 0x0f, KEY_MUTE }, + { 0x1e, 0x10, KEY_VOLUMEUP }, + { 0x1e, 0x11, KEY_VOLUMEDOWN }, + { 0x1e, 0x12, KEY_CHANNEL }, + { 0x1e, 0x14, KEY_UP }, + { 0x1e, 0x15, KEY_DOWN }, + { 0x1e, 0x16, KEY_LEFT }, + { 0x1e, 0x17, KEY_RIGHT }, + { 0x1e, 0x18, KEY_VIDEO }, + { 0x1e, 0x19, KEY_AUDIO }, + { 0x1e, 0x1a, KEY_MEDIA }, + { 0x1e, 0x1b, KEY_EPG }, + { 0x1e, 0x1c, KEY_TV }, + { 0x1e, 0x1e, KEY_NEXT }, + { 0x1e, 0x1f, KEY_BACK }, + { 0x1e, 0x20, KEY_CHANNELUP }, + { 0x1e, 0x21, KEY_CHANNELDOWN }, + { 0x1e, 0x24, KEY_LAST }, /* Skip backwards */ + { 0x1e, 0x25, KEY_OK }, + { 0x1e, 0x29, KEY_BLUE}, + { 0x1e, 0x2e, KEY_GREEN }, + { 0x1e, 0x30, KEY_PAUSE }, + { 0x1e, 0x32, KEY_REWIND }, + { 0x1e, 0x34, KEY_FASTFORWARD }, + { 0x1e, 0x35, KEY_PLAY }, + { 0x1e, 0x36, KEY_STOP }, + { 0x1e, 0x37, KEY_RECORD }, + { 0x1e, 0x38, KEY_YELLOW }, + { 0x1e, 0x3b, KEY_GOTO }, + { 0x1e, 0x3d, KEY_POWER }, +}; + +/* Firmware bug? sometimes, when a new key is pressed, the previous pressed key + * is delivered. No workaround yet, maybe a new firmware. + */ +static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state) +{ + u8 key[5],cmd[2] = { DIBUSB_REQ_POLL_REMOTE, 0x35 }, data,toggle,custom; + u16 raw; + int i; + struct dibusb_state *st = d->priv; + + dvb_usb_generic_rw(d,cmd,2,key,5,0); + + *state = REMOTE_NO_KEY_PRESSED; + switch (key[0]) { + case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED: + raw = ((key[1] << 8) | key[2]) >> 3; + toggle = !!(raw & 0x800); + data = raw & 0x3f; + custom = (raw >> 6) & 0x1f; + + deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x to c: %02x d: %02x toggle: %d\n",key[1],key[2],key[3],custom,data,toggle); + + for (i = 0; i < ARRAY_SIZE(haupp_rc_keys); i++) { + deb_rc("c: %x, d: %x\n",haupp_rc_keys[i].data,haupp_rc_keys[i].custom); + if (haupp_rc_keys[i].data == data && + haupp_rc_keys[i].custom == custom) { + *event = haupp_rc_keys[i].event; + *state = REMOTE_KEY_PRESSED; + if (st->old_toggle == toggle) { + if (st->last_repeat_count++ < 2) + *state = REMOTE_NO_KEY_PRESSED; + } else { + st->last_repeat_count = 0; + st->old_toggle = toggle; + } + break; + } + } + + break; + case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY: + default: + break; + } + + return 0; +} + +static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6]) +{ + int i; + u8 b; + + mac[0] = 0x00; + mac[1] = 0x0d; + mac[2] = 0xfe; + + /* this is a complete guess, but works for my box */ + for (i = 136; i < 139; i++) { + dibusb_read_eeprom_byte(d,i, &b); + + mac[5 - (i - 136)] = b; + +/* deb_ee("%02x ",b); + if ((i+1) % 16 == 0) + deb_ee("\n");*/ + } + + return 0; +} + +/* USB Driver stuff */ +static struct dvb_usb_properties nova_t_properties; + +static int nova_t_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + return dvb_usb_device_init(intf,&nova_t_properties,THIS_MODULE); +} + +/* do not change the order of the ID table */ +static struct usb_device_id nova_t_table [] = { +/* 00 */ { USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_WINTV_NOVA_T_USB2_COLD) }, +/* 01 */ { USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_WINTV_NOVA_T_USB2_WARM) }, + { } /* Terminating entry */ +}; +MODULE_DEVICE_TABLE (usb, nova_t_table); + +static struct dvb_usb_properties nova_t_properties = { + .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER, + .pid_filter_count = 32, + + .usb_ctrl = CYPRESS_FX2, + .firmware = "dvb-usb-nova-t-usb2-01.fw", + + .size_of_priv = sizeof(struct dibusb_state), + + .streaming_ctrl = dibusb2_0_streaming_ctrl, + .pid_filter = dibusb_pid_filter, + .pid_filter_ctrl = dibusb_pid_filter_ctrl, + .power_ctrl = dibusb2_0_power_ctrl, + .frontend_attach = dibusb_dib3000mc_frontend_attach, + .tuner_attach = dibusb_dib3000mc_tuner_attach, + .read_mac_address = nova_t_read_mac_address, + + .rc_interval = 100, + .rc_key_map = haupp_rc_keys, + .rc_key_map_size = ARRAY_SIZE(haupp_rc_keys), + .rc_query = nova_t_rc_query, + + .i2c_algo = &dibusb_i2c_algo, + + .generic_bulk_ctrl_endpoint = 0x01, + /* parameter for the MPEG2-data transfer */ + .urb = { + .type = DVB_USB_BULK, + .count = 7, + .endpoint = 0x06, + .u = { + .bulk = { + .buffersize = 4096, + } + } + }, + + .num_device_descs = 1, + .devices = { + { "Hauppauge WinTV-NOVA-T usb2", + { &nova_t_table[0], NULL }, + { &nova_t_table[1], NULL }, + }, + } +}; + +static struct usb_driver nova_t_driver = { + .owner = THIS_MODULE, + .name = "dvb_usb_nova_t_usb2", + .probe = nova_t_probe, + .disconnect = dvb_usb_device_exit, + .id_table = nova_t_table, +}; + +/* module stuff */ +static int __init nova_t_module_init(void) +{ + int result; + if ((result = usb_register(&nova_t_driver))) { + err("usb_register failed. Error number %d",result); + return result; + } + + return 0; +} + +static void __exit nova_t_module_exit(void) +{ + /* deregister this driver from the USB subsystem */ + usb_deregister(&nova_t_driver); +} + +module_init (nova_t_module_init); +module_exit (nova_t_module_exit); + +MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>"); +MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2"); +MODULE_VERSION("1.0"); +MODULE_LICENSE("GPL"); |