diff options
Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/rtl28xxu.c')
-rw-r--r-- | drivers/media/usb/dvb-usb-v2/rtl28xxu.c | 123 |
1 files changed, 98 insertions, 25 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index fda5c64ba0e8..c83c16cece01 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -24,6 +24,7 @@ #include "rtl2830.h" #include "rtl2832.h" +#include "rtl2832_sdr.h" #include "qt1010.h" #include "mt2060.h" @@ -35,6 +36,9 @@ #include "tua9001.h" #include "r820t.h" +static int rtl28xxu_disable_rc; +module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644); +MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller"); DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req) @@ -513,7 +517,7 @@ err: return ret; } -static struct rtl2830_config rtl28xxu_rtl2830_mt2060_config = { +static const struct rtl2830_config rtl28xxu_rtl2830_mt2060_config = { .i2c_addr = 0x10, /* 0x20 */ .xtal = 28800000, .ts_mode = 0, @@ -524,7 +528,7 @@ static struct rtl2830_config rtl28xxu_rtl2830_mt2060_config = { }; -static struct rtl2830_config rtl28xxu_rtl2830_qt1010_config = { +static const struct rtl2830_config rtl28xxu_rtl2830_qt1010_config = { .i2c_addr = 0x10, /* 0x20 */ .xtal = 28800000, .ts_mode = 0, @@ -534,7 +538,7 @@ static struct rtl2830_config rtl28xxu_rtl2830_qt1010_config = { .agc_targ_val = 0x2d, }; -static struct rtl2830_config rtl28xxu_rtl2830_mxl5005s_config = { +static const struct rtl2830_config rtl28xxu_rtl2830_mxl5005s_config = { .i2c_addr = 0x10, /* 0x20 */ .xtal = 28800000, .ts_mode = 0, @@ -548,7 +552,7 @@ static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap) { struct dvb_usb_device *d = adap_to_d(adap); struct rtl28xxu_priv *priv = d_to_priv(d); - struct rtl2830_config *rtl2830_config; + const struct rtl2830_config *rtl2830_config; int ret; dev_dbg(&d->udev->dev, "%s:\n", __func__); @@ -583,33 +587,31 @@ err: return ret; } -static struct rtl2832_config rtl28xxu_rtl2832_fc0012_config = { +static const struct rtl2832_config rtl28xxu_rtl2832_fc0012_config = { .i2c_addr = 0x10, /* 0x20 */ .xtal = 28800000, - .if_dvbt = 0, .tuner = TUNER_RTL2832_FC0012 }; -static struct rtl2832_config rtl28xxu_rtl2832_fc0013_config = { +static const struct rtl2832_config rtl28xxu_rtl2832_fc0013_config = { .i2c_addr = 0x10, /* 0x20 */ .xtal = 28800000, - .if_dvbt = 0, .tuner = TUNER_RTL2832_FC0013 }; -static struct rtl2832_config rtl28xxu_rtl2832_tua9001_config = { +static const struct rtl2832_config rtl28xxu_rtl2832_tua9001_config = { .i2c_addr = 0x10, /* 0x20 */ .xtal = 28800000, .tuner = TUNER_RTL2832_TUA9001, }; -static struct rtl2832_config rtl28xxu_rtl2832_e4000_config = { +static const struct rtl2832_config rtl28xxu_rtl2832_e4000_config = { .i2c_addr = 0x10, /* 0x20 */ .xtal = 28800000, .tuner = TUNER_RTL2832_E4000, }; -static struct rtl2832_config rtl28xxu_rtl2832_r820t_config = { +static const struct rtl2832_config rtl28xxu_rtl2832_r820t_config = { .i2c_addr = 0x10, .xtal = 28800000, .tuner = TUNER_RTL2832_R820T, @@ -733,7 +735,7 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap) int ret; struct dvb_usb_device *d = adap_to_d(adap); struct rtl28xxu_priv *priv = d_to_priv(d); - struct rtl2832_config *rtl2832_config; + const struct rtl2832_config *rtl2832_config; dev_dbg(&d->udev->dev, "%s:\n", __func__); @@ -772,6 +774,9 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap) goto err; } + /* RTL2832 I2C repeater */ + priv->demod_i2c_adapter = rtl2832_get_i2c_adapter(adap->fe[0]); + /* set fe callback */ adap->fe[0]->callback = rtl2832u_frontend_callback; @@ -851,11 +856,6 @@ err: return ret; } -static const struct e4000_config rtl2832u_e4000_config = { - .i2c_addr = 0x64, - .clock = 28800000, -}; - static const struct fc2580_config rtl2832u_fc2580_config = { .i2c_addr = 0x56, .clock = 16384000, @@ -889,10 +889,14 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) int ret; struct dvb_usb_device *d = adap_to_d(adap); struct rtl28xxu_priv *priv = d_to_priv(d); - struct dvb_frontend *fe; + struct dvb_frontend *fe = NULL; + struct i2c_board_info info; + struct i2c_client *client; dev_dbg(&d->udev->dev, "%s:\n", __func__); + memset(&info, 0, sizeof(struct i2c_board_info)); + switch (priv->tuner) { case TUNER_RTL2832_FC0012: fe = dvb_attach(fc0012_attach, adap->fe[0], @@ -902,7 +906,10 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) * that to the tuner driver */ adap->fe[0]->ops.read_signal_strength = adap->fe[0]->ops.tuner_ops.get_rf_strength; - return 0; + + /* attach SDR */ + dvb_attach(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap, + &rtl28xxu_rtl2832_fc0012_config, NULL); break; case TUNER_RTL2832_FC0013: fe = dvb_attach(fc0013_attach, adap->fe[0], @@ -911,10 +918,43 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) /* fc0013 also supports signal strength reading */ adap->fe[0]->ops.read_signal_strength = adap->fe[0]->ops.tuner_ops.get_rf_strength; - return 0; - case TUNER_RTL2832_E4000: - fe = dvb_attach(e4000_attach, adap->fe[0], &d->i2c_adap, - &rtl2832u_e4000_config); + + /* attach SDR */ + dvb_attach(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap, + &rtl28xxu_rtl2832_fc0013_config, NULL); + break; + case TUNER_RTL2832_E4000: { + struct v4l2_subdev *sd; + struct i2c_adapter *i2c_adap_internal = + rtl2832_get_private_i2c_adapter(adap->fe[0]); + struct e4000_config e4000_config = { + .fe = adap->fe[0], + .clock = 28800000, + }; + + strlcpy(info.type, "e4000", I2C_NAME_SIZE); + info.addr = 0x64; + info.platform_data = &e4000_config; + + request_module(info.type); + client = i2c_new_device(priv->demod_i2c_adapter, &info); + if (client == NULL || client->dev.driver == NULL) + break; + + if (!try_module_get(client->dev.driver->owner)) { + i2c_unregister_device(client); + break; + } + + priv->client = client; + sd = i2c_get_clientdata(client); + i2c_set_adapdata(i2c_adap_internal, d); + + /* attach SDR */ + dvb_attach(rtl2832_sdr_attach, adap->fe[0], + i2c_adap_internal, + &rtl28xxu_rtl2832_e4000_config, sd); + } break; case TUNER_RTL2832_FC2580: fe = dvb_attach(fc2580_attach, adap->fe[0], &d->i2c_adap, @@ -940,6 +980,10 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) /* Use tuner to get the signal strength */ adap->fe[0]->ops.read_signal_strength = adap->fe[0]->ops.tuner_ops.get_rf_strength; + + /* attach SDR */ + dvb_attach(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap, + &rtl28xxu_rtl2832_r820t_config, NULL); break; case TUNER_RTL2832_R828D: /* power off mn88472 demod on GPIO0 */ @@ -963,12 +1007,11 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) adap->fe[0]->ops.tuner_ops.get_rf_strength; break; default: - fe = NULL; dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME, priv->tuner); } - if (fe == NULL) { + if (fe == NULL && priv->client == NULL) { ret = -ENODEV; goto err; } @@ -1013,6 +1056,22 @@ err: return ret; } +static void rtl28xxu_exit(struct dvb_usb_device *d) +{ + struct rtl28xxu_priv *priv = d->priv; + struct i2c_client *client = priv->client; + + dev_dbg(&d->udev->dev, "%s:\n", __func__); + + /* remove I2C tuner */ + if (client) { + module_put(client->dev.driver->owner); + i2c_unregister_device(client); + } + + return; +} + static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff) { int ret; @@ -1322,6 +1381,10 @@ err: static int rtl2832u_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) { + /* disable IR interrupts in order to avoid SDR sample loss */ + if (rtl28xxu_disable_rc) + return rtl28xx_wr_reg(d, IR_RX_IE, 0x00); + /* load empty to enable rc */ if (!rc->map_name) rc->map_name = RC_MAP_EMPTY; @@ -1371,6 +1434,7 @@ static const struct dvb_usb_device_properties rtl2832u_props = { .frontend_attach = rtl2832u_frontend_attach, .tuner_attach = rtl2832u_tuner_attach, .init = rtl28xxu_init, + .exit = rtl28xxu_exit, .get_rc_config = rtl2832u_get_rc_config, .num_adapters = 1, @@ -1382,6 +1446,7 @@ static const struct dvb_usb_device_properties rtl2832u_props = { }; static const struct usb_device_id rtl28xxu_id_table[] = { + /* RTL2831U devices: */ { DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U, &rtl2831u_props, "Realtek RTL2831U reference design", NULL) }, { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT, @@ -1389,6 +1454,7 @@ static const struct usb_device_id rtl28xxu_id_table[] = { { DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2, &rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) }, + /* RTL2832U devices: */ { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832, &rtl2832u_props, "Realtek RTL2832U reference design", NULL) }, { DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838, @@ -1401,6 +1467,8 @@ static const struct usb_device_id rtl28xxu_id_table[] = { &rtl2832u_props, "TerraTec NOXON DAB Stick", NULL) }, { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2, &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) }, + { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3, + &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) }, { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0, &rtl2832u_props, "Trekstor DVB-T Stick Terres 2.0", NULL) }, { DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101, @@ -1429,9 +1497,14 @@ static const struct usb_device_id rtl28xxu_id_table[] = { &rtl2832u_props, "Leadtek WinFast DTV Dongle mini", NULL) }, { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A, &rtl2832u_props, "Crypto ReDi PC 50 A", NULL) }, + { DVB_USB_DEVICE(USB_VID_KYE, 0x707f, + &rtl2832u_props, "Genius TVGo DVB-T03", NULL) }, + /* RTL2832P devices: */ { DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131, &rtl2832u_props, "Astrometa DVB-T2", NULL) }, + { DVB_USB_DEVICE(USB_VID_KYE, 0x707f, + &rtl2832u_props, "Genius TVGo DVB-T03", NULL) }, { } }; MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table); |