in usb/em28xx/em28xx-dvb.c [1483:2017]
static int em28xx_dvb_init(struct em28xx *dev)
{
int result = 0, dvb_alt = 0;
struct em28xx_dvb *dvb;
struct usb_device *udev;
if (dev->is_audio_only) {
/* Shouldn't initialize IR for this interface */
return 0;
}
if (!dev->board.has_dvb) {
/* This device does not support the extension */
return 0;
}
dev_info(&dev->intf->dev, "Binding DVB extension\n");
dvb = kzalloc(sizeof(*dvb), GFP_KERNEL);
if (!dvb)
return -ENOMEM;
dev->dvb = dvb;
dvb->fe[0] = NULL;
dvb->fe[1] = NULL;
/* pre-allocate DVB usb transfer buffers */
if (dev->dvb_xfer_bulk) {
result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
dev->dvb_xfer_bulk,
EM28XX_DVB_NUM_BUFS,
512,
EM28XX_DVB_BULK_PACKET_MULTIPLIER);
} else {
result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
dev->dvb_xfer_bulk,
EM28XX_DVB_NUM_BUFS,
dev->dvb_max_pkt_size_isoc,
EM28XX_DVB_NUM_ISOC_PACKETS);
}
if (result) {
dev_err(&dev->intf->dev,
"failed to pre-allocate USB transfer buffers for DVB.\n");
kfree(dvb);
dev->dvb = NULL;
return result;
}
mutex_lock(&dev->lock);
em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
/* init frontend */
switch (dev->model) {
case EM2874_BOARD_LEADERSHIP_ISDBT:
dvb->fe[0] = dvb_attach(s921_attach,
&sharp_isdbt,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
break;
case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
dvb->fe[0] = dvb_attach(lgdt330x_attach,
&em2880_lgdt3303_dev,
0x0e,
&dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
}
break;
case EM2880_BOARD_KWORLD_DVB_310U:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_with_xc3028,
&dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
}
break;
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
case EM2882_BOARD_TERRATEC_HYBRID_XS:
case EM2880_BOARD_EMPIRE_DUAL_TV:
case EM2882_BOARD_ZOLID_HYBRID_TV_STICK:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_xc3028_no_i2c_gate,
&dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
}
break;
case EM2880_BOARD_TERRATEC_HYBRID_XS:
case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
case EM2881_BOARD_PINNACLE_HYBRID_PRO:
case EM2882_BOARD_DIKOM_DK300:
case EM2882_BOARD_KWORLD_VS_DVBT:
/*
* Those boards could have either a zl10353 or a mt352.
* If the chip id isn't for zl10353, try mt352.
*/
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_xc3028_no_i2c_gate,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0])
dvb->fe[0] = dvb_attach(mt352_attach,
&terratec_xs_mt352_cfg,
&dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
}
break;
case EM2870_BOARD_TERRATEC_XS_MT2060:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_no_i2c_gate_dev,
&dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0]) {
dvb_attach(mt2060_attach, dvb->fe[0],
&dev->i2c_adap[dev->def_i2c_bus],
&em28xx_mt2060_config, 1220);
}
break;
case EM2870_BOARD_KWORLD_355U:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_no_i2c_gate_dev,
&dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0])
dvb_attach(qt1010_attach, dvb->fe[0],
&dev->i2c_adap[dev->def_i2c_bus],
&em28xx_qt1010_config);
break;
case EM2883_BOARD_KWORLD_HYBRID_330U:
case EM2882_BOARD_EVGA_INDTUBE:
dvb->fe[0] = dvb_attach(s5h1409_attach,
&em28xx_s5h1409_with_xc3028,
&dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
}
break;
case EM2882_BOARD_KWORLD_ATSC_315U:
dvb->fe[0] = dvb_attach(lgdt330x_attach,
&em2880_lgdt3303_dev,
0x0e,
&dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0]) {
if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
&dev->i2c_adap[dev->def_i2c_bus],
0x61, TUNER_THOMSON_DTT761X)) {
result = -EINVAL;
goto out_free;
}
}
break;
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
&dev->i2c_adap[dev->def_i2c_bus],
&dev->intf->dev);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
}
break;
case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
/* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
dvb->fe[0] = dvb_attach(tda10023_attach,
&em28xx_tda10023_config,
&dev->i2c_adap[dev->def_i2c_bus],
0x48);
if (dvb->fe[0]) {
if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
&dev->i2c_adap[dev->def_i2c_bus],
0x60, TUNER_PHILIPS_CU1216L)) {
result = -EINVAL;
goto out_free;
}
}
break;
case EM2870_BOARD_KWORLD_A340:
dvb->fe[0] = dvb_attach(lgdt3305_attach,
&em2870_lgdt3304_dev,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&kworld_a340_config)) {
dvb_frontend_detach(dvb->fe[0]);
result = -EINVAL;
goto out_free;
}
break;
case EM28174_BOARD_PCTV_290E:
/* set default GPIO0 for LNA, used if GPIOLIB is undefined */
dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
CXD2820R_GPIO_L;
dvb->fe[0] = dvb_attach(cxd2820r_attach,
&em28xx_cxd2820r_config,
&dev->i2c_adap[dev->def_i2c_bus],
&dvb->lna_gpio);
if (dvb->fe[0]) {
/* FE 0 attach tuner */
if (!dvb_attach(tda18271_attach,
dvb->fe[0],
0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
dvb_frontend_detach(dvb->fe[0]);
result = -EINVAL;
goto out_free;
}
#ifdef CONFIG_GPIOLIB
/* enable LNA for DVB-T, DVB-T2 and DVB-C */
result = gpio_request_one(dvb->lna_gpio,
GPIOF_OUT_INIT_LOW, NULL);
if (result)
dev_err(&dev->intf->dev,
"gpio request failed %d\n",
result);
else
gpio_free(dvb->lna_gpio);
result = 0; /* continue even set LNA fails */
#endif
dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
}
break;
case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
{
struct xc5000_config cfg = {};
hauppauge_hvr930c_init(dev);
dvb->fe[0] = dvb_attach(drxk_attach,
&hauppauge_930c_drxk,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
/* FIXME: do we need a pll semaphore? */
dvb->fe[0]->sec_priv = dvb;
sema_init(&dvb->pll_mutex, 1);
dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
/* Attach xc5000 */
cfg.i2c_address = 0x61;
cfg.if_khz = 4000;
if (dvb->fe[0]->ops.i2c_gate_ctrl)
dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
if (!dvb_attach(xc5000_attach, dvb->fe[0],
&dev->i2c_adap[dev->def_i2c_bus], &cfg)) {
result = -EINVAL;
goto out_free;
}
if (dvb->fe[0]->ops.i2c_gate_ctrl)
dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
break;
}
case EM2884_BOARD_TERRATEC_H5:
terratec_h5_init(dev);
dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
/* FIXME: do we need a pll semaphore? */
dvb->fe[0]->sec_priv = dvb;
sema_init(&dvb->pll_mutex, 1);
dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
/* Attach tda18271 to DVB-C frontend */
if (dvb->fe[0]->ops.i2c_gate_ctrl)
dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0],
&dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
result = -EINVAL;
goto out_free;
}
if (dvb->fe[0]->ops.i2c_gate_ctrl)
dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
break;
case EM2884_BOARD_C3TECH_DIGITAL_DUO:
dvb->fe[0] = dvb_attach(mb86a20s_attach,
&c3tech_duo_mb86a20s_config,
&dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0])
dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&c3tech_duo_tda18271_config);
break;
case EM28174_BOARD_PCTV_460E:
result = em28174_dvb_init_pctv_460e(dev);
if (result)
goto out_free;
break;
case EM2874_BOARD_DELOCK_61959:
case EM2874_BOARD_MAXMEDIA_UB425_TC:
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
&dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0]) {
/* disable I2C-gate */
dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
/* attach tuner */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
dvb_frontend_detach(dvb->fe[0]);
result = -EINVAL;
goto out_free;
}
}
break;
case EM2884_BOARD_PCTV_510E:
case EM2884_BOARD_PCTV_520E:
pctv_520e_init(dev);
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
&dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0]) {
/* attach tuner */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
dvb_frontend_detach(dvb->fe[0]);
result = -EINVAL;
goto out_free;
}
}
break;
case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
case EM2884_BOARD_CINERGY_HTC_STICK:
case EM2884_BOARD_TERRATEC_H6:
terratec_htc_stick_init(dev);
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
/* Attach the demodulator. */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
result = -EINVAL;
goto out_free;
}
break;
case EM2884_BOARD_TERRATEC_HTC_USB_XS:
terratec_htc_usb_xs_init(dev);
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
/* Attach the demodulator. */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
result = -EINVAL;
goto out_free;
}
break;
case EM2874_BOARD_KWORLD_UB435Q_V2:
dvb->fe[0] = dvb_attach(lgdt3305_attach,
&em2874_lgdt3305_dev,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
/* Attach the demodulator. */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&kworld_ub435q_v2_config)) {
result = -EINVAL;
goto out_free;
}
break;
case EM2874_BOARD_KWORLD_UB435Q_V3:
{
struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
dvb->fe[0] = dvb_attach(lgdt3305_attach,
&em2874_lgdt3305_nogate_dev,
&dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
/* attach tuner */
kworld_ub435q_v3_config.fe = dvb->fe[0];
dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL,
adapter, 0x60,
&kworld_ub435q_v3_config);
if (!dvb->i2c_client_tuner) {
dvb_frontend_detach(dvb->fe[0]);
result = -ENODEV;
goto out_free;
}
break;
}
case EM2874_BOARD_PCTV_HD_MINI_80E:
dvb->fe[0] = dvb_attach(drx39xxj_attach,
&dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0]) {
dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0],
0x60,
&dev->i2c_adap[dev->def_i2c_bus],
&pinnacle_80e_dvb_config);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
}
}
break;
case EM28178_BOARD_PCTV_461E:
result = em28178_dvb_init_pctv_461e(dev);
if (result)
goto out_free;
break;
case EM28178_BOARD_PCTV_461E_V2:
result = em28178_dvb_init_pctv_461e_v2(dev);
if (result)
goto out_free;
break;
case EM28178_BOARD_PCTV_292E:
result = em28178_dvb_init_pctv_292e(dev);
if (result)
goto out_free;
break;
case EM28178_BOARD_TERRATEC_T2_STICK_HD:
result = em28178_dvb_init_terratec_t2_stick_hd(dev);
if (result)
goto out_free;
break;
case EM28178_BOARD_PLEX_PX_BCUD:
result = em28178_dvb_init_plex_px_bcud(dev);
if (result)
goto out_free;
break;
case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB:
result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev);
if (result)
goto out_free;
break;
case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595:
result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev);
if (result)
goto out_free;
break;
case EM2874_BOARD_HAUPPAUGE_USB_QUADHD:
result = em2874_dvb_init_hauppauge_usb_quadhd(dev);
if (result)
goto out_free;
break;
default:
dev_err(&dev->intf->dev,
"The frontend of your DVB/ATSC card isn't supported yet\n");
break;
}
if (!dvb->fe[0]) {
dev_err(&dev->intf->dev, "frontend initialization failed\n");
result = -EINVAL;
goto out_free;
}
/* define general-purpose callback pointer */
dvb->fe[0]->callback = em28xx_tuner_callback;
if (dvb->fe[1])
dvb->fe[1]->callback = em28xx_tuner_callback;
/* register everything */
result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev);
if (result < 0)
goto out_free;
if (dev->dvb_xfer_bulk) {
dvb_alt = 0;
} else { /* isoc */
dvb_alt = dev->dvb_alt_isoc;
}
udev = interface_to_usbdev(dev->intf);
usb_set_interface(udev, dev->ifnum, dvb_alt);
dev_info(&dev->intf->dev, "DVB extension successfully initialized\n");
kref_get(&dev->ref);
ret:
em28xx_set_mode(dev, EM28XX_SUSPEND);
mutex_unlock(&dev->lock);
return result;
out_free:
em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
kfree(dvb);
dev->dvb = NULL;
goto ret;
}