diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb/cxusb.c')
| -rw-r--r-- | drivers/media/usb/dvb-usb/cxusb.c | 233 |
1 files changed, 219 insertions, 14 deletions
diff --git a/drivers/media/usb/dvb-usb/cxusb.c b/drivers/media/usb/dvb-usb/cxusb.c index a1c641e18362..16bc579d1404 100644 --- a/drivers/media/usb/dvb-usb/cxusb.c +++ b/drivers/media/usb/dvb-usb/cxusb.c @@ -42,9 +42,11 @@ #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 +#define MAX_XFER_SIZE 80 /* debug */ static int dvb_usb_cxusb_debug; @@ -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, RC_BIT_RC5, keycode, rc5_toggle); + } + + return 0; +} + static struct rc_map_table rc_map_dvico_mce_table[] = { { 0xfe02, KEY_TV }, { 0xfe0e, KEY_MP3 }, @@ -1070,8 +1112,15 @@ static struct dib7000p_config cxusb_dualdig4_rev2_config = { .hostbus_diversity = 1, }; +struct dib0700_adapter_state { + int (*set_param_save)(struct dvb_frontend *); + struct dib7000p_ops dib7000p_ops; +}; + static int cxusb_dualdig4_rev2_frontend_attach(struct dvb_usb_adapter *adap) { + struct dib0700_adapter_state *state = adap->priv; + if (usb_set_interface(adap->dev->udev, 0, 1) < 0) err("set interface failed"); @@ -1079,14 +1128,17 @@ static int cxusb_dualdig4_rev2_frontend_attach(struct dvb_usb_adapter *adap) cxusb_bluebird_gpio_pulse(adap->dev, 0x02, 1); - if (dib7000p_i2c_enumeration(&adap->dev->i2c_adap, 1, 18, - &cxusb_dualdig4_rev2_config) < 0) { + if (!dvb_attach(dib7000p_attach, &state->dib7000p_ops)) + return -ENODEV; + + if (state->dib7000p_ops.i2c_enumeration(&adap->dev->i2c_adap, 1, 18, + &cxusb_dualdig4_rev2_config) < 0) { printk(KERN_WARNING "Unable to enumerate dib7000p\n"); return -ENODEV; } - adap->fe_adap[0].fe = dvb_attach(dib7000p_attach, &adap->dev->i2c_adap, 0x80, - &cxusb_dualdig4_rev2_config); + adap->fe_adap[0].fe = state->dib7000p_ops.init(&adap->dev->i2c_adap, 0x80, + &cxusb_dualdig4_rev2_config); if (adap->fe_adap[0].fe == NULL) return -EIO; @@ -1095,7 +1147,10 @@ static int cxusb_dualdig4_rev2_frontend_attach(struct dvb_usb_adapter *adap) static int dib7070_tuner_reset(struct dvb_frontend *fe, int onoff) { - return dib7000p_set_gpio(fe, 8, 0, !onoff); + struct dvb_usb_adapter *adap = fe->dvb->priv; + struct dib0700_adapter_state *state = adap->priv; + + return state->dib7000p_ops.set_gpio(fe, 8, 0, !onoff); } static int dib7070_tuner_sleep(struct dvb_frontend *fe, int onoff) @@ -1110,10 +1165,6 @@ static struct dib0070_config dib7070p_dib0070_config = { .clock_khz = 12000, }; -struct dib0700_adapter_state { - int (*set_param_save) (struct dvb_frontend *); -}; - static int dib7070_set_param_override(struct dvb_frontend *fe) { struct dtv_frontend_properties *p = &fe->dtv_property_cache; @@ -1128,7 +1179,7 @@ static int dib7070_set_param_override(struct dvb_frontend *fe) case BAND_UHF: offset = 550; break; } - dib7000p_set_wbd_ref(fe, offset + dib0070_wbd_offset(fe)); + state->dib7000p_ops.set_wbd_ref(fe, offset + dib0070_wbd_offset(fe)); return state->set_param_save(fe); } @@ -1136,8 +1187,14 @@ static int dib7070_set_param_override(struct dvb_frontend *fe) static int cxusb_dualdig4_rev2_tuner_attach(struct dvb_usb_adapter *adap) { struct dib0700_adapter_state *st = adap->priv; - struct i2c_adapter *tun_i2c = - dib7000p_get_i2c_master(adap->fe_adap[0].fe, + struct i2c_adapter *tun_i2c; + + /* + * No need to call dvb7000p_attach here, as it was called + * already, as frontend_attach method is called first, and + * tuner_attach is only called on sucess. + */ + tun_i2c = st->dib7000p_ops.get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_TUNER, 1); if (dvb_attach(dib0070_attach, adap->fe_adap[0].fe, tun_i2c, @@ -1286,6 +1343,74 @@ 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 */ + memset(&si2157_config, 0, sizeof(si2157_config)); + 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 @@ -1367,6 +1492,7 @@ 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) @@ -1397,12 +1523,37 @@ 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) }, @@ -1424,6 +1575,7 @@ 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); @@ -2070,10 +2222,63 @@ 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, }; |