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[media] cxusb: TechnoTrend CT2-4400 USB DVB-T2/C tuner support

Browse Source 
USB ID 0b48:3014.

USB interface: Cypress CY7C68013A-56LTXC
Demodulator: Silicon Labs Si2168-30
Tuner: Silicon Labs Si2158-20

Cc: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Olli Salonen <olli.salonen@iki.fi>
Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Reviewed-by: Michael Ira Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Olli Salonen 2014-07-13 10:52:22 -03:00 committed by Mauro Carvalho Chehab
parent a1dad50d8c
commit 26c42b0dd5
4 changed files with 196 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/media/dvb-core/dvb-usb-ids.h
View File

@ -244,6 +244,7 @@
#define USB_PID_TECHNOTREND_CONNECT_S2400 0x3006
#define USB_PID_TECHNOTREND_CONNECT_S2400_8KEEPROM 0x3009
#define USB_PID_TECHNOTREND_CONNECT_CT3650 0x300d
#define USB_PID_TECHNOTREND_TVSTICK_CT2_4400 0x3014
#define USB_PID_TERRATEC_CINERGY_DT_XS_DIVERSITY 0x005a
#define USB_PID_TERRATEC_CINERGY_DT_XS_DIVERSITY_2 0x0081
#define USB_PID_TERRATEC_CINERGY_HT_USB_XE 0x0058

3
drivers/media/usb/dvb-usb/Kconfig
View File

@ -117,10 +117,12 @@ config DVB_USB_CXUSB
select DVB_TUNER_DIB0070 if MEDIA_SUBDRV_AUTOSELECT
select DVB_ATBM8830 if MEDIA_SUBDRV_AUTOSELECT
select DVB_LGS8GXX if MEDIA_SUBDRV_AUTOSELECT
select DVB_SI2168 if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_SIMPLE if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_XC2028 if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_MXL5005S if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_MAX2165 if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_SI2157 if MEDIA_SUBDRV_AUTOSELECT
help
Say Y here to support the Conexant USB2.0 hybrid reference design.
Currently, only DVB and ATSC modes are supported, analog mode
@ -128,6 +130,7 @@ config DVB_USB_CXUSB
Medion MD95700 hybrid USB2.0 device.
DViCO FusionHDTV (Bluebird) USB2.0 devices
TechnoTrend TVStick CT2-4400
config DVB_USB_M920X
tristate "Uli m920x DVB-T USB2.0 support"

191
drivers/media/usb/dvb-usb/cxusb.c
View File

@ -42,6 +42,8 @@
#include "dib0070.h"
#include "lgs8gxx.h"
#include "atbm8830.h"
#include "si2168.h"
#include "si2157.h"
/* Max transfer size done by I2C transfer functions */
#define MAX_XFER_SIZE 64
@ -144,6 +146,22 @@ static int cxusb_d680_dmb_gpio_tuner(struct dvb_usb_device *d,
}
}
static int cxusb_tt_ct2_4400_gpio_tuner(struct dvb_usb_device *d, int onoff)
{
u8 o[2], i;
int rc;
o[0] = 0x83;
o[1] = onoff;
rc = cxusb_ctrl_msg(d, CMD_GPIO_WRITE, o, 2, &i, 1);
if (rc) {
deb_info("gpio_write failed.\n");
return -EIO;
}
return 0;
}
/* I2C */
static int cxusb_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
int num)
@ -505,6 +523,30 @@ static int cxusb_d680_dmb_rc_query(struct dvb_usb_device *d, u32 *event,
return 0;
}
static int cxusb_tt_ct2_4400_rc_query(struct dvb_usb_device *d)
{
u8 i[2];
int ret;
u32 cmd, keycode;
u8 rc5_cmd, rc5_addr, rc5_toggle;
ret = cxusb_ctrl_msg(d, 0x10, NULL, 0, i, 2);
if (ret)
return ret;
cmd = (i[0] << 8) | i[1];
if (cmd != 0xffff) {
rc5_cmd = cmd & 0x3F; /* bits 1-6 for command */
rc5_addr = (cmd & 0x07C0) >> 6; /* bits 7-11 for address */
rc5_toggle = (cmd & 0x0800) >> 11; /* bit 12 for toggle */
keycode = (rc5_addr << 8) | rc5_cmd;
rc_keydown(d->rc_dev, keycode, rc5_toggle);
}
return 0;
}
static struct rc_map_table rc_map_dvico_mce_table[] = {
{ 0xfe02, KEY_TV },
{ 0xfe0e, KEY_MP3 },
@ -1301,6 +1343,73 @@ static int cxusb_mygica_d689_frontend_attach(struct dvb_usb_adapter *adap)
return 0;
}
static int cxusb_tt_ct2_4400_attach(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap->dev;
struct cxusb_state *st = d->priv;
struct i2c_adapter *adapter;
struct i2c_client *client_demod;
struct i2c_client *client_tuner;
struct i2c_board_info info;
struct si2168_config si2168_config;
struct si2157_config si2157_config;
/* reset the tuner */
if (cxusb_tt_ct2_4400_gpio_tuner(d, 0) < 0) {
err("clear tuner gpio failed");
return -EIO;
}
msleep(100);
if (cxusb_tt_ct2_4400_gpio_tuner(d, 1) < 0) {
err("set tuner gpio failed");
return -EIO;
}
msleep(100);
/* attach frontend */
si2168_config.i2c_adapter = &adapter;
si2168_config.fe = &adap->fe_adap[0].fe;
memset(&info, 0, sizeof(struct i2c_board_info));
strlcpy(info.type, "si2168", I2C_NAME_SIZE);
info.addr = 0x64;
info.platform_data = &si2168_config;
request_module(info.type);
client_demod = i2c_new_device(&d->i2c_adap, &info);
if (client_demod == NULL || client_demod->dev.driver == NULL)
return -ENODEV;
if (!try_module_get(client_demod->dev.driver->owner)) {
i2c_unregister_device(client_demod);
return -ENODEV;
}
st->i2c_client_demod = client_demod;
/* attach tuner */
si2157_config.fe = adap->fe_adap[0].fe;
memset(&info, 0, sizeof(struct i2c_board_info));
strlcpy(info.type, "si2157", I2C_NAME_SIZE);
info.addr = 0x60;
info.platform_data = &si2157_config;
request_module(info.type);
client_tuner = i2c_new_device(adapter, &info);
if (client_tuner == NULL || client_tuner->dev.driver == NULL) {
module_put(client_demod->dev.driver->owner);
i2c_unregister_device(client_demod);
return -ENODEV;
}
if (!try_module_get(client_tuner->dev.driver->owner)) {
i2c_unregister_device(client_tuner);
module_put(client_demod->dev.driver->owner);
i2c_unregister_device(client_demod);
return -ENODEV;
}
st->i2c_client_tuner = client_tuner;
return 0;
}
/*
* DViCO has shipped two devices with the same USB ID, but only one of them
* needs a firmware download. Check the device class details to see if they
@ -1382,6 +1491,7 @@ static struct dvb_usb_device_properties cxusb_bluebird_nano2_needsfirmware_prope
static struct dvb_usb_device_properties cxusb_aver_a868r_properties;
static struct dvb_usb_device_properties cxusb_d680_dmb_properties;
static struct dvb_usb_device_properties cxusb_mygica_d689_properties;
static struct dvb_usb_device_properties cxusb_tt_ct2_4400_properties;
static int cxusb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
@ -1412,12 +1522,37 @@ static int cxusb_probe(struct usb_interface *intf,
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_mygica_d689_properties,
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_tt_ct2_4400_properties,
THIS_MODULE, NULL, adapter_nr) ||
0)
return 0;
return -EINVAL;
}
static void cxusb_disconnect(struct usb_interface *intf)
{
struct dvb_usb_device *d = usb_get_intfdata(intf);
struct cxusb_state *st = d->priv;
struct i2c_client *client;
/* remove I2C client for tuner */
client = st->i2c_client_tuner;
if (client) {
module_put(client->dev.driver->owner);
i2c_unregister_device(client);
}
/* remove I2C client for demodulator */
client = st->i2c_client_demod;
if (client) {
module_put(client->dev.driver->owner);
i2c_unregister_device(client);
}
dvb_usb_device_exit(intf);
}
static struct usb_device_id cxusb_table [] = {
{ USB_DEVICE(USB_VID_MEDION, USB_PID_MEDION_MD95700) },
{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_LG064F_COLD) },
@ -1439,6 +1574,7 @@ static struct usb_device_id cxusb_table [] = {
{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DUAL_4_REV_2) },
{ USB_DEVICE(USB_VID_CONEXANT, USB_PID_CONEXANT_D680_DMB) },
{ USB_DEVICE(USB_VID_CONEXANT, USB_PID_MYGICA_D689) },
{ USB_DEVICE(USB_VID_TECHNOTREND, USB_PID_TECHNOTREND_TVSTICK_CT2_4400) },
{} /* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, cxusb_table);
@ -2085,10 +2221,63 @@ static struct dvb_usb_device_properties cxusb_mygica_d689_properties = {
}
};
static struct dvb_usb_device_properties cxusb_tt_ct2_4400_properties = {
.caps = DVB_USB_IS_AN_I2C_ADAPTER,
.usb_ctrl = CYPRESS_FX2,
.size_of_priv = sizeof(struct cxusb_state),
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.streaming_ctrl = cxusb_streaming_ctrl,
/* both frontend and tuner attached in the
same function */
.frontend_attach = cxusb_tt_ct2_4400_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 8,
.endpoint = 0x82,
.u = {
.bulk = {
.buffersize = 4096,
}
}
},
} },
},
},
.i2c_algo = &cxusb_i2c_algo,
.generic_bulk_ctrl_endpoint = 0x01,
.generic_bulk_ctrl_endpoint_response = 0x81,
.rc.core = {
.rc_codes = RC_MAP_TT_1500,
.allowed_protos = RC_BIT_RC5,
.rc_query = cxusb_tt_ct2_4400_rc_query,
.rc_interval = 150,
},
.num_device_descs = 1,
.devices = {
{
"TechnoTrend TVStick CT2-4400",
{ NULL },
{ &cxusb_table[20], NULL },
},
}
};
static struct usb_driver cxusb_driver = {
.name = "dvb_usb_cxusb",
.probe = cxusb_probe,
.disconnect = dvb_usb_device_exit,
.disconnect = cxusb_disconnect,
.id_table = cxusb_table,
};

2
drivers/media/usb/dvb-usb/cxusb.h
View File

@ -30,6 +30,8 @@
struct cxusb_state {
u8 gpio_write_state[3];
struct i2c_client *i2c_client_demod;
struct i2c_client *i2c_client_tuner;
};
#endif