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[media] rtl28xxu: add support for Elonics E4000 tuner 

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari 2012-09-01 21:09:22 -03:00 committed by Mauro Carvalho Chehab
parent ed85adaad6
commit 542f6a52b6
2 changed files with 16 additions and 2 deletions
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1
drivers/media/usb/dvb-usb-v2/Kconfig
View File

@ -141,6 +141,7 @@ config DVB_USB_RTL28XXU
select MEDIA_TUNER_MXL5005S if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_FC0012 if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_FC0013 if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_E4000 if MEDIA_SUBDRV_AUTOSELECT
help
Say Y here to support the Realtek RTL28xxU DVB USB receiver.

17
drivers/media/usb/dvb-usb-v2/rtl28xxu.c
View File

@ -30,6 +30,7 @@
#include "mxl5005s.h"
#include "fc0012.h"
#include "fc0013.h"
#include "e4000.h"
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
@ -625,10 +626,11 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
ret = rtl28xxu_ctrl_msg(d, &req_e4000);
if (ret == 0 && buf[0] == 0x40) {
priv->tuner = TUNER_RTL2832_E4000;
/* TODO implement tuner */
/* FIXME: do not abuse fc0012 settings */
rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
dev_info(&d->udev->dev, "%s: E4000 tuner found",
KBUILD_MODNAME);
goto unsupported;
goto found;
}
/* check TDA18272 ID register; reg=00 val=c760 */
@ -746,6 +748,11 @@ static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
return ret;
}
static const struct e4000_config rtl2832u_e4000_config = {
.i2c_addr = 0x64,
.clock = 28800000,
};
static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
{
int ret;
@ -774,6 +781,10 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
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);
break;
default:
fe = NULL;
dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME,
@ -1223,6 +1234,8 @@ static const struct usb_device_id rtl28xxu_id_table[] = {
&rtl2832u_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
&rtl2832u_props, "NOXON DAB/DAB+ USB dongle", NULL) },
{ DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
&rtl2832u_props, "Realtek RTL2832U reference design", NULL) },
{ }
};
MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);