/* DVB USB compliant Linux driver for the TwinhanDTV StarBox USB2.0 DVB-S * receiver. * * Copyright (C) 2005 Ralph Metzler * Metzler Brothers Systementwicklung GbR * * Copyright (C) 2005 Patrick Boettcher * * Thanks to Twinhan who kindly provided hardware and information. * * 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 "vp702x.h" /* debug */ int dvb_usb_vp702x_debug; module_param_named(debug,dvb_usb_vp702x_debug, int, 0644); MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS); struct vp702x_state { int pid_filter_count; int pid_filter_can_bypass; u8 pid_filter_state; }; struct vp702x_device_state { u8 power_state; }; /* check for mutex FIXME */ int vp702x_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen) { int ret = -1; ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev,0), req, USB_TYPE_VENDOR | USB_DIR_IN, value,index,b,blen, 2000); if (ret < 0) { warn("usb in operation failed. (%d)", ret); ret = -EIO; } else ret = 0; deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ",req,value,index); debug_dump(b,blen,deb_xfer); return ret; } int vp702x_usb_out_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen) { int ret; deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ",req,value,index); debug_dump(b,blen,deb_xfer); if ((ret = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev,0), req, USB_TYPE_VENDOR | USB_DIR_OUT, value,index,b,blen, 2000)) != blen) { warn("usb out operation failed. (%d)",ret); return -EIO; } else return 0; } int vp702x_usb_inout_op(struct dvb_usb_device *d, u8 *o, int olen, u8 *i, int ilen, int msec) { int ret; if ((ret = mutex_lock_interruptible(&d->usb_mutex))) return ret; ret = vp702x_usb_out_op(d,REQUEST_OUT,0,0,o,olen); msleep(msec); ret = vp702x_usb_in_op(d,REQUEST_IN,0,0,i,ilen); mutex_unlock(&d->usb_mutex); return ret; } static int vp702x_usb_inout_cmd(struct dvb_usb_device *d, u8 cmd, u8 *o, int olen, u8 *i, int ilen, int msec) { u8 bout[olen+2]; u8 bin[ilen+1]; int ret = 0; bout[0] = 0x00; bout[1] = cmd; memcpy(&bout[2],o,olen); ret = vp702x_usb_inout_op(d, bout, olen+2, bin, ilen+1,msec); if (ret == 0) memcpy(i,&bin[1],ilen); return ret; } static int vp702x_set_pld_mode(struct dvb_usb_adapter *adap, u8 bypass) { u8 buf[16] = { 0 }; return vp702x_usb_in_op(adap->dev, 0xe0, (bypass << 8) | 0x0e, 0, buf, 16); } static int vp702x_set_pld_state(struct dvb_usb_adapter *adap, u8 state) { u8 buf[16] = { 0 }; return vp702x_usb_in_op(adap->dev, 0xe0, (state << 8) | 0x0f, 0, buf, 16); } static int vp702x_set_pid(struct dvb_usb_adapter *adap, u16 pid, u8 id, int onoff) { struct vp702x_state *st = adap->priv; u8 buf[16] = { 0 }; if (onoff) st->pid_filter_state |= (1 << id); else { st->pid_filter_state &= ~(1 << id); pid = 0xffff; } id = 0x10 + id*2; vp702x_set_pld_state(adap, st->pid_filter_state); vp702x_usb_in_op(adap->dev, 0xe0, (((pid >> 8) & 0xff) << 8) | (id), 0, buf, 16); vp702x_usb_in_op(adap->dev, 0xe0, (((pid ) & 0xff) << 8) | (id+1), 0, buf, 16); return 0; } static int vp702x_init_pid_filter(struct dvb_usb_adapter *adap) { struct vp702x_state *st = adap->priv; int i; u8 b[10] = { 0 }; st->pid_filter_count = 8; st->pid_filter_can_bypass = 1; st->pid_filter_state = 0x00; vp702x_set_pld_mode(adap, 1); // bypass for (i = 0; i < st->pid_filter_count; i++) vp702x_set_pid(adap, 0xffff, i, 1); vp702x_usb_in_op(adap->dev, 0xb5, 3, 0, b, 10); vp702x_usb_in_op(adap->dev, 0xb5, 0, 0, b, 10); vp702x_usb_in_op(adap->dev, 0xb5, 1, 0, b, 10); //vp702x_set_pld_mode(d, 0); // filter return 0; } static int vp702x_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) { return 0; } /* keys for the enclosed remote control */ static struct dvb_usb_rc_key vp702x_rc_keys[] = { { 0x00, 0x01, KEY_1 }, { 0x00, 0x02, KEY_2 }, }; /* remote control stuff (does not work with my box) */ static int vp702x_rc_query(struct dvb_usb_device *d, u32 *event, int *state) { u8 key[10]; int i; /* remove the following return to enabled remote querying */ return 0; vp702x_usb_in_op(d,READ_REMOTE_REQ,0,0,key,10); deb_rc("remote query key: %x %d\n",key[1],key[1]); if (key[1] == 0x44) { *state = REMOTE_NO_KEY_PRESSED; return 0; } for (i = 0; i < ARRAY_SIZE(vp702x_rc_keys); i++) if (vp702x_rc_keys[i].custom == key[1]) { *state = REMOTE_KEY_PRESSED; *event = vp702x_rc_keys[i].event; break; } return 0; } int vp702x_power_ctrl(struct dvb_usb_device *d, int onoff) { struct vp702x_device_state *st = d->priv; if (st->power_state == 0 && onoff) vp702x_usb_out_op(d, SET_TUNER_POWER_REQ, 1, 7, NULL, 0); else if (st->power_state == 1 && onoff == 0) vp702x_usb_out_op(d, SET_TUNER_POWER_REQ, 0, 7, NULL, 0); st->power_state = onoff; return 0; } static int vp702x_read_mac_addr(struct dvb_usb_device *d,u8 mac[6]) { u8 i; for (i = 6; i < 12; i++) vp702x_usb_in_op(d, READ_EEPROM_REQ, i, 1, &mac[i - 6], 1); return 0; } static int vp702x_frontend_attach(struct dvb_usb_adapter *adap) { u8 buf[10] = { 0 }; vp702x_usb_out_op(adap->dev, SET_TUNER_POWER_REQ, 0, 7, NULL, 0); if (vp702x_usb_inout_cmd(adap->dev, GET_SYSTEM_STRING, NULL, 0, buf, 10, 10)) return -EIO; buf[9] = '\0'; info("system string: %s",&buf[1]); vp702x_init_pid_filter(adap); adap->fe = vp702x_fe_attach(adap->dev); vp702x_usb_out_op(adap->dev, SET_TUNER_POWER_REQ, 1, 7, NULL, 0); return 0; } static struct dvb_usb_device_properties vp702x_properties; static int vp702x_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) { return dvb_usb_device_init(intf,&vp702x_properties,THIS_MODULE,NULL); } static struct usb_device_id vp702x_usb_table [] = { { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7021_COLD) }, // { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7020_COLD) }, // { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7020_WARM) }, { 0 }, }; MODULE_DEVICE_TABLE(usb, vp702x_usb_table); static struct dvb_usb_device_properties vp702x_properties = { .usb_ctrl = CYPRESS_FX2, .firmware = "dvb-usb-vp702x-02.fw", .no_reconnect = 1, .size_of_priv = sizeof(struct vp702x_device_state), .num_adapters = 1, .adapter = { { .caps = DVB_USB_ADAP_RECEIVES_204_BYTE_TS, .streaming_ctrl = vp702x_streaming_ctrl, .frontend_attach = vp702x_frontend_attach, /* parameter for the MPEG2-data transfer */ .stream = { .type = USB_BULK, .count = 10, .endpoint = 0x02, .u = { .bulk = { .buffersize = 4096, } } }, .size_of_priv = sizeof(struct vp702x_state), } }, .read_mac_address = vp702x_read_mac_addr, .rc_key_map = vp702x_rc_keys, .rc_key_map_size = ARRAY_SIZE(vp702x_rc_keys), .rc_interval = 400, .rc_query = vp702x_rc_query, .num_device_descs = 1, .devices = { { .name = "TwinhanDTV StarBox DVB-S USB2.0 (VP7021)", .cold_ids = { &vp702x_usb_table[0], NULL }, .warm_ids = { NULL }, }, /* { .name = "TwinhanDTV StarBox DVB-S USB2.0 (VP7020)", .cold_ids = { &vp702x_usb_table[2], NULL }, .warm_ids = { &vp702x_usb_table[3], NULL }, }, */ { NULL }, } }; /* usb specific object needed to register this driver with the usb subsystem */ static struct usb_driver vp702x_usb_driver = { .name = "dvb_usb_vp702x", .probe = vp702x_usb_probe, .disconnect = dvb_usb_device_exit, .id_table = vp702x_usb_table, }; /* module stuff */ static int __init vp702x_usb_module_init(void) { int result; if ((result = usb_register(&vp702x_usb_driver))) { err("usb_register failed. (%d)",result); return result; } return 0; } static void __exit vp702x_usb_module_exit(void) { /* deregister this driver from the USB subsystem */ usb_deregister(&vp702x_usb_driver); } module_init(vp702x_usb_module_init); module_exit(vp702x_usb_module_exit); MODULE_AUTHOR("Patrick Boettcher "); MODULE_DESCRIPTION("Driver for Twinhan StarBox DVB-S USB2.0 and clones"); MODULE_VERSION("1.0"); MODULE_LICENSE("GPL");