linux/drivers/media/usb/dvb-usb/dtt200u.c
Mauro Carvalho Chehab 670d7adb09 media: dvb: point to the location of the old README.dvb-usb file
This file got renamed, but the references still point to the
old place.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Jonathan Corbet <corbet@lwn.net>
2018-06-15 18:10:01 -03:00

422 lines
10 KiB
C

/* DVB USB library compliant Linux driver for the WideView/ Yakumo/ Hama/
* Typhoon/ Yuan/ Miglia DVB-T USB2.0 receiver.
*
* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
*
* Thanks to Steve Chang from WideView for providing support for the WT-220U.
*
* 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/media/dvb-drivers/dvb-usb.rst for more information
*/
#include "dtt200u.h"
/* debug */
int dvb_usb_dtt200u_debug;
module_param_named(debug,dvb_usb_dtt200u_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2 (or-able))." DVB_USB_DEBUG_STATUS);
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
struct dtt200u_state {
unsigned char data[80];
};
static int dtt200u_power_ctrl(struct dvb_usb_device *d, int onoff)
{
struct dtt200u_state *st = d->priv;
int ret = 0;
mutex_lock(&d->data_mutex);
st->data[0] = SET_INIT;
if (onoff)
ret = dvb_usb_generic_write(d, st->data, 2);
mutex_unlock(&d->data_mutex);
return ret;
}
static int dtt200u_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
{
struct dvb_usb_device *d = adap->dev;
struct dtt200u_state *st = d->priv;
int ret;
mutex_lock(&d->data_mutex);
st->data[0] = SET_STREAMING;
st->data[1] = onoff;
ret = dvb_usb_generic_write(adap->dev, st->data, 2);
if (ret < 0)
goto ret;
if (onoff)
goto ret;
st->data[0] = RESET_PID_FILTER;
ret = dvb_usb_generic_write(adap->dev, st->data, 1);
ret:
mutex_unlock(&d->data_mutex);
return ret;
}
static int dtt200u_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff)
{
struct dvb_usb_device *d = adap->dev;
struct dtt200u_state *st = d->priv;
int ret;
pid = onoff ? pid : 0;
mutex_lock(&d->data_mutex);
st->data[0] = SET_PID_FILTER;
st->data[1] = index;
st->data[2] = pid & 0xff;
st->data[3] = (pid >> 8) & 0x1f;
ret = dvb_usb_generic_write(adap->dev, st->data, 4);
mutex_unlock(&d->data_mutex);
return ret;
}
static int dtt200u_rc_query(struct dvb_usb_device *d)
{
struct dtt200u_state *st = d->priv;
u32 scancode;
int ret;
mutex_lock(&d->data_mutex);
st->data[0] = GET_RC_CODE;
ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
if (ret < 0)
goto ret;
if (st->data[0] == 1) {
enum rc_proto proto = RC_PROTO_NEC;
scancode = st->data[1];
if ((u8) ~st->data[1] != st->data[2]) {
/* Extended NEC */
scancode = scancode << 8;
scancode |= st->data[2];
proto = RC_PROTO_NECX;
}
scancode = scancode << 8;
scancode |= st->data[3];
/* Check command checksum is ok */
if ((u8) ~st->data[3] == st->data[4])
rc_keydown(d->rc_dev, proto, scancode, 0);
else
rc_keyup(d->rc_dev);
} else if (st->data[0] == 2) {
rc_repeat(d->rc_dev);
} else {
rc_keyup(d->rc_dev);
}
if (st->data[0] != 0)
deb_info("st->data: %*ph\n", 5, st->data);
ret:
mutex_unlock(&d->data_mutex);
return ret;
}
static int dtt200u_frontend_attach(struct dvb_usb_adapter *adap)
{
adap->fe_adap[0].fe = dtt200u_fe_attach(adap->dev);
return 0;
}
static struct dvb_usb_device_properties dtt200u_properties;
static struct dvb_usb_device_properties wt220u_fc_properties;
static struct dvb_usb_device_properties wt220u_properties;
static struct dvb_usb_device_properties wt220u_zl0353_properties;
static struct dvb_usb_device_properties wt220u_miglia_properties;
static int dtt200u_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
if (0 == dvb_usb_device_init(intf, &dtt200u_properties,
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_properties,
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_fc_properties,
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_zl0353_properties,
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_miglia_properties,
THIS_MODULE, NULL, adapter_nr))
return 0;
return -ENODEV;
}
static struct usb_device_id dtt200u_usb_table [] = {
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_DTT200U_COLD) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_DTT200U_WARM) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_COLD) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_WARM) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_ZL0353_COLD) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_ZL0353_WARM) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_FC_COLD) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_FC_WARM) },
{ USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_ZAP250_COLD) },
{ USB_DEVICE(USB_VID_MIGLIA, USB_PID_WT220U_ZAP250_COLD) },
{ 0 },
};
MODULE_DEVICE_TABLE(usb, dtt200u_usb_table);
static struct dvb_usb_device_properties dtt200u_properties = {
.usb_ctrl = CYPRESS_FX2,
.firmware = "dvb-usb-dtt200u-01.fw",
.size_of_priv = sizeof(struct dtt200u_state),
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
.pid_filter_count = 15,
.streaming_ctrl = dtt200u_streaming_ctrl,
.pid_filter = dtt200u_pid_filter,
.frontend_attach = dtt200u_frontend_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 7,
.endpoint = 0x02,
.u = {
.bulk = {
.buffersize = 4096,
}
}
},
}},
}
},
.power_ctrl = dtt200u_power_ctrl,
.rc.core = {
.rc_interval = 300,
.rc_codes = RC_MAP_DTT200U,
.rc_query = dtt200u_rc_query,
.allowed_protos = RC_PROTO_BIT_NEC,
},
.generic_bulk_ctrl_endpoint = 0x01,
.num_device_descs = 1,
.devices = {
{ .name = "WideView/Yuan/Yakumo/Hama/Typhoon DVB-T USB2.0 (WT-200U)",
.cold_ids = { &dtt200u_usb_table[0], NULL },
.warm_ids = { &dtt200u_usb_table[1], NULL },
},
{ NULL },
}
};
static struct dvb_usb_device_properties wt220u_properties = {
.usb_ctrl = CYPRESS_FX2,
.firmware = "dvb-usb-wt220u-02.fw",
.size_of_priv = sizeof(struct dtt200u_state),
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
.pid_filter_count = 15,
.streaming_ctrl = dtt200u_streaming_ctrl,
.pid_filter = dtt200u_pid_filter,
.frontend_attach = dtt200u_frontend_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 7,
.endpoint = 0x02,
.u = {
.bulk = {
.buffersize = 4096,
}
}
},
}},
}
},
.power_ctrl = dtt200u_power_ctrl,
.rc.core = {
.rc_interval = 300,
.rc_codes = RC_MAP_DTT200U,
.rc_query = dtt200u_rc_query,
.allowed_protos = RC_PROTO_BIT_NEC,
},
.generic_bulk_ctrl_endpoint = 0x01,
.num_device_descs = 1,
.devices = {
{ .name = "WideView WT-220U PenType Receiver (Typhoon/Freecom)",
.cold_ids = { &dtt200u_usb_table[2], &dtt200u_usb_table[8], NULL },
.warm_ids = { &dtt200u_usb_table[3], NULL },
},
{ NULL },
}
};
static struct dvb_usb_device_properties wt220u_fc_properties = {
.usb_ctrl = CYPRESS_FX2,
.firmware = "dvb-usb-wt220u-fc03.fw",
.size_of_priv = sizeof(struct dtt200u_state),
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
.pid_filter_count = 15,
.streaming_ctrl = dtt200u_streaming_ctrl,
.pid_filter = dtt200u_pid_filter,
.frontend_attach = dtt200u_frontend_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 7,
.endpoint = 0x06,
.u = {
.bulk = {
.buffersize = 4096,
}
}
},
}},
}
},
.power_ctrl = dtt200u_power_ctrl,
.rc.core = {
.rc_interval = 300,
.rc_codes = RC_MAP_DTT200U,
.rc_query = dtt200u_rc_query,
.allowed_protos = RC_PROTO_BIT_NEC,
},
.generic_bulk_ctrl_endpoint = 0x01,
.num_device_descs = 1,
.devices = {
{ .name = "WideView WT-220U PenType Receiver (Typhoon/Freecom)",
.cold_ids = { &dtt200u_usb_table[6], NULL },
.warm_ids = { &dtt200u_usb_table[7], NULL },
},
{ NULL },
}
};
static struct dvb_usb_device_properties wt220u_zl0353_properties = {
.usb_ctrl = CYPRESS_FX2,
.firmware = "dvb-usb-wt220u-zl0353-01.fw",
.size_of_priv = sizeof(struct dtt200u_state),
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
.pid_filter_count = 15,
.streaming_ctrl = dtt200u_streaming_ctrl,
.pid_filter = dtt200u_pid_filter,
.frontend_attach = dtt200u_frontend_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 7,
.endpoint = 0x02,
.u = {
.bulk = {
.buffersize = 4096,
}
}
},
}},
}
},
.power_ctrl = dtt200u_power_ctrl,
.rc.core = {
.rc_interval = 300,
.rc_codes = RC_MAP_DTT200U,
.rc_query = dtt200u_rc_query,
.allowed_protos = RC_PROTO_BIT_NEC,
},
.generic_bulk_ctrl_endpoint = 0x01,
.num_device_descs = 1,
.devices = {
{ .name = "WideView WT-220U PenType Receiver (based on ZL353)",
.cold_ids = { &dtt200u_usb_table[4], NULL },
.warm_ids = { &dtt200u_usb_table[5], NULL },
},
{ NULL },
}
};
static struct dvb_usb_device_properties wt220u_miglia_properties = {
.usb_ctrl = CYPRESS_FX2,
.firmware = "dvb-usb-wt220u-miglia-01.fw",
.size_of_priv = sizeof(struct dtt200u_state),
.num_adapters = 1,
.generic_bulk_ctrl_endpoint = 0x01,
.num_device_descs = 1,
.devices = {
{ .name = "WideView WT-220U PenType Receiver (Miglia)",
.cold_ids = { &dtt200u_usb_table[9], NULL },
/* This device turns into WT220U_ZL0353_WARM when fw
has been uploaded */
.warm_ids = { NULL },
},
{ NULL },
}
};
/* usb specific object needed to register this driver with the usb subsystem */
static struct usb_driver dtt200u_usb_driver = {
.name = "dvb_usb_dtt200u",
.probe = dtt200u_usb_probe,
.disconnect = dvb_usb_device_exit,
.id_table = dtt200u_usb_table,
};
module_usb_driver(dtt200u_usb_driver);
MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
MODULE_DESCRIPTION("Driver for the WideView/Yakumo/Hama/Typhoon/Club3D/Miglia DVB-T USB2.0 devices");
MODULE_VERSION("1.0");
MODULE_LICENSE("GPL");