[media] cxusb: TechnoTrend CT2-4400 USB DVB-T2/C tuner support
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>
diff --git a/drivers/media/dvb-core/dvb-usb-ids.h b/drivers/media/dvb-core/dvb-usb-ids.h
index 11d2bea..f8e3150 100644
--- a/drivers/media/dvb-core/dvb-usb-ids.h
+++ b/drivers/media/dvb-core/dvb-usb-ids.h
@@ -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
diff --git a/drivers/media/usb/dvb-usb/Kconfig b/drivers/media/usb/dvb-usb/Kconfig
index c5d9566..10aef21 100644
--- a/drivers/media/usb/dvb-usb/Kconfig
+++ b/drivers/media/usb/dvb-usb/Kconfig
@@ -117,10 +117,12 @@
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 @@
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"
diff --git a/drivers/media/usb/dvb-usb/cxusb.c b/drivers/media/usb/dvb-usb/cxusb.c
index 6acde5e..d60e36d 100644
--- a/drivers/media/usb/dvb-usb/cxusb.c
+++ b/drivers/media/usb/dvb-usb/cxusb.c
@@ -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_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 @@
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 @@
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_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 @@
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 @@
{ 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_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,
};
diff --git a/drivers/media/usb/dvb-usb/cxusb.h b/drivers/media/usb/dvb-usb/cxusb.h
index 1a51eaf..527ff79 100644
--- a/drivers/media/usb/dvb-usb/cxusb.h
+++ b/drivers/media/usb/dvb-usb/cxusb.h
@@ -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