saa7134-dvb.c

linux 内核源代码

	.gpio_config   = TDA10046_GP11_I,
	.if_freq       = TDA10046_FREQ_045,
	.i2c_gate      = 0x4b,
	.tuner_address = 0x61,
	.tuner_config  = 2,
	.antenna_switch= 2,
	.request_firmware = philips_tda1004x_request_firmware
};

static struct tda1004x_config kworld_dvb_t_210_config = {
	.demod_address = 0x08,
	.invert        = 1,
	.invert_oclk   = 0,
	.xtal_freq     = TDA10046_XTAL_16M,
	.agc_config    = TDA10046_AGC_TDA827X,
	.gpio_config   = TDA10046_GP11_I,
	.if_freq       = TDA10046_FREQ_045,
	.i2c_gate      = 0x4b,
	.tuner_address = 0x61,
	.tuner_config  = 2,
	.antenna_switch= 1,
	.request_firmware = philips_tda1004x_request_firmware
};

static struct tda1004x_config avermedia_super_007_config = {
	.demod_address = 0x08,
	.invert        = 1,
	.invert_oclk   = 0,
	.xtal_freq     = TDA10046_XTAL_16M,
	.agc_config    = TDA10046_AGC_TDA827X,
	.gpio_config   = TDA10046_GP01_I,
	.if_freq       = TDA10046_FREQ_045,
	.i2c_gate      = 0x4b,
	.tuner_address = 0x60,
	.tuner_config  = 0,
	.antenna_switch= 1,
	.request_firmware = philips_tda1004x_request_firmware
};

/* ------------------------------------------------------------------
 * special case: this card uses saa713x GPIO22 for the mode switch
 */

static int ads_duo_tuner_init(struct dvb_frontend *fe)
{
	struct saa7134_dev *dev = fe->dvb->priv;
	philips_tda827x_tuner_init(fe);
	/* route TDA8275a AGC input to the channel decoder */
	saa7134_set_gpio(dev, 22, 1);
	return 0;
}

static int ads_duo_tuner_sleep(struct dvb_frontend *fe)
{
	struct saa7134_dev *dev = fe->dvb->priv;
	/* route TDA8275a AGC input to the analog IF chip*/
	saa7134_set_gpio(dev, 22, 0);
	philips_tda827x_tuner_sleep(fe);
	return 0;
}

static struct tda827x_config ads_duo_cfg = {
	.lna_gain = philips_tda827x_lna_gain,
	.init = ads_duo_tuner_init,
	.sleep = ads_duo_tuner_sleep
};

static struct tda1004x_config ads_tech_duo_config = {
	.demod_address = 0x08,
	.invert        = 1,
	.invert_oclk   = 0,
	.xtal_freq     = TDA10046_XTAL_16M,
	.agc_config    = TDA10046_AGC_TDA827X,
	.gpio_config   = TDA10046_GP00_I,
	.if_freq       = TDA10046_FREQ_045,
	.tuner_address = 0x61,
	.request_firmware = philips_tda1004x_request_firmware
};

/* ==================================================================
 * tda10086 based DVB-S cards, helper functions
 */

static struct tda10086_config flydvbs = {
	.demod_address = 0x0e,
	.invert = 0,
};

/* ==================================================================
 * nxt200x based ATSC cards, helper functions
 */

static struct nxt200x_config avertvhda180 = {
	.demod_address    = 0x0a,
};

static struct nxt200x_config kworldatsc110 = {
	.demod_address    = 0x0a,
};

/* ==================================================================
 * Core code
 */

static int dvb_init(struct saa7134_dev *dev)
{
	int ret;
	/* init struct videobuf_dvb */
	dev->ts.nr_bufs    = 32;
	dev->ts.nr_packets = 32*4;
	dev->dvb.name = dev->name;
	videobuf_queue_pci_init(&dev->dvb.dvbq, &saa7134_ts_qops,
			    dev->pci, &dev->slock,
			    V4L2_BUF_TYPE_VIDEO_CAPTURE,
			    V4L2_FIELD_ALTERNATE,
			    sizeof(struct saa7134_buf),
			    dev);

	switch (dev->board) {
	case SAA7134_BOARD_PINNACLE_300I_DVBT_PAL:
		dprintk("pinnacle 300i dvb setup\n");
		dev->dvb.frontend = dvb_attach(mt352_attach, &pinnacle_300i,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dev->dvb.frontend->ops.tuner_ops.set_params = mt352_pinnacle_tuner_set_params;
		}
		break;
	case SAA7134_BOARD_AVERMEDIA_777:
	case SAA7134_BOARD_AVERMEDIA_A16AR:
		dprintk("avertv 777 dvb setup\n");
		dev->dvb.frontend = dvb_attach(mt352_attach, &avermedia_777,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dvb_attach(dvb_pll_attach, dev->dvb.frontend, 0x61,
				   NULL, DVB_PLL_PHILIPS_TD1316);
		}
		break;
	case SAA7134_BOARD_MD7134:
		dev->dvb.frontend = dvb_attach(tda10046_attach,
					       &medion_cardbus,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dvb_attach(dvb_pll_attach, dev->dvb.frontend, medion_cardbus.tuner_address,
				   &dev->i2c_adap, DVB_PLL_FMD1216ME);
		}
		break;
	case SAA7134_BOARD_PHILIPS_TOUGH:
		dev->dvb.frontend = dvb_attach(tda10046_attach,
					       &philips_tu1216_60_config,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dev->dvb.frontend->ops.tuner_ops.init = philips_tu1216_init;
			dev->dvb.frontend->ops.tuner_ops.set_params = philips_tda6651_pll_set;
		}
		break;
	case SAA7134_BOARD_FLYDVBTDUO:
	case SAA7134_BOARD_FLYDVBT_DUO_CARDBUS:
		configure_tda827x_fe(dev, &tda827x_lifeview_config);
		break;
	case SAA7134_BOARD_PHILIPS_EUROPA:
	case SAA7134_BOARD_VIDEOMATE_DVBT_300:
		dev->dvb.frontend = dvb_attach(tda10046_attach,
					       &philips_europa_config,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dev->original_demod_sleep = dev->dvb.frontend->ops.sleep;
			dev->dvb.frontend->ops.sleep = philips_europa_demod_sleep;
			dev->dvb.frontend->ops.tuner_ops.init = philips_europa_tuner_init;
			dev->dvb.frontend->ops.tuner_ops.sleep = philips_europa_tuner_sleep;
			dev->dvb.frontend->ops.tuner_ops.set_params = philips_td1316_tuner_set_params;
		}
		break;
	case SAA7134_BOARD_VIDEOMATE_DVBT_200:
		dev->dvb.frontend = dvb_attach(tda10046_attach,
					       &philips_tu1216_61_config,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dev->dvb.frontend->ops.tuner_ops.init = philips_tu1216_init;
			dev->dvb.frontend->ops.tuner_ops.set_params = philips_tda6651_pll_set;
		}
		break;
	case SAA7134_BOARD_KWORLD_DVBT_210:
		configure_tda827x_fe(dev, &kworld_dvb_t_210_config);
		break;
	case SAA7134_BOARD_PHILIPS_TIGER:
		configure_tda827x_fe(dev, &philips_tiger_config);
		break;
	case SAA7134_BOARD_PINNACLE_PCTV_310i:
		configure_tda827x_fe(dev, &pinnacle_pctv_310i_config);
		break;
	case SAA7134_BOARD_HAUPPAUGE_HVR1110:
		configure_tda827x_fe(dev, &hauppauge_hvr_1110_config);
		break;
	case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
		configure_tda827x_fe(dev, &asus_p7131_dual_config);
		break;
	case SAA7134_BOARD_FLYDVBT_LR301:
		configure_tda827x_fe(dev, &tda827x_lifeview_config);
		break;
	case SAA7134_BOARD_FLYDVB_TRIO:
		if(! use_frontend) {	//terrestrial
			configure_tda827x_fe(dev, &lifeview_trio_config);
		} else {  	      //satellite
			dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs, &dev->i2c_adap);
			if (dev->dvb.frontend) {
				if (dvb_attach(tda826x_attach, dev->dvb.frontend, 0x63,
									&dev->i2c_adap, 0) == NULL) {
					wprintk("%s: Lifeview Trio, No tda826x found!\n", __FUNCTION__);
				}
				if (dvb_attach(isl6421_attach, dev->dvb.frontend, &dev->i2c_adap,
										0x08, 0, 0) == NULL) {
					wprintk("%s: Lifeview Trio, No ISL6421 found!\n", __FUNCTION__);
				}
			}
		}
		break;
	case SAA7134_BOARD_ADS_DUO_CARDBUS_PTV331:
	case SAA7134_BOARD_FLYDVBT_HYBRID_CARDBUS:
		dev->dvb.frontend = dvb_attach(tda10046_attach,
					       &ads_tech_duo_config,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			if (dvb_attach(tda827x_attach,dev->dvb.frontend,
				   ads_tech_duo_config.tuner_address,
				   &dev->i2c_adap,&ads_duo_cfg) == NULL) {
				wprintk("no tda827x tuner found at addr: %02x\n",
					ads_tech_duo_config.tuner_address);
			}
		}
		break;
	case SAA7134_BOARD_TEVION_DVBT_220RF:
		configure_tda827x_fe(dev, &tevion_dvbt220rf_config);
		break;
	case SAA7134_BOARD_MEDION_MD8800_QUADRO:
		configure_tda827x_fe(dev, &md8800_dvbt_config);
		break;
	case SAA7134_BOARD_AVERMEDIA_AVERTVHD_A180:
		dev->dvb.frontend = dvb_attach(nxt200x_attach, &avertvhda180,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dvb_attach(dvb_pll_attach, dev->dvb.frontend, 0x61,
				   NULL, DVB_PLL_TDHU2);
		}
		break;
	case SAA7134_BOARD_KWORLD_ATSC110:
		dev->dvb.frontend = dvb_attach(nxt200x_attach, &kworldatsc110,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dvb_attach(dvb_pll_attach, dev->dvb.frontend, 0x61,
				   NULL, DVB_PLL_TUV1236D);
		}
		break;
	case SAA7134_BOARD_FLYDVBS_LR300:
		dev->dvb.frontend = dvb_attach(tda10086_attach, &flydvbs,
					       &dev->i2c_adap);
		if (dev->dvb.frontend) {
			if (dvb_attach(tda826x_attach, dev->dvb.frontend, 0x60,
				       &dev->i2c_adap, 0) == NULL) {
				wprintk("%s: No tda826x found!\n", __FUNCTION__);
			}
			if (dvb_attach(isl6421_attach, dev->dvb.frontend,
				       &dev->i2c_adap, 0x08, 0, 0) == NULL) {
				wprintk("%s: No ISL6421 found!\n", __FUNCTION__);
			}
		}
		break;
	case SAA7134_BOARD_ASUS_EUROPA2_HYBRID:
		dev->dvb.frontend = tda10046_attach(&medion_cardbus,
						    &dev->i2c_adap);
		if (dev->dvb.frontend) {
			dev->original_demod_sleep = dev->dvb.frontend->ops.sleep;
			dev->dvb.frontend->ops.sleep = philips_europa_demod_sleep;

			dvb_attach(dvb_pll_attach, dev->dvb.frontend, medion_cardbus.tuner_address,
				   &dev->i2c_adap, DVB_PLL_FMD1216ME);
		}
		break;
	case SAA7134_BOARD_VIDEOMATE_DVBT_200A:
		dev->dvb.frontend = dvb_attach(tda10046_attach,
				&philips_europa_config,
				&dev->i2c_adap);
		if (dev->dvb.frontend) {
			dev->dvb.frontend->ops.tuner_ops.init = philips_td1316_tuner_init;
			dev->dvb.frontend->ops.tuner_ops.set_params = philips_td1316_tuner_set_params;
		}
		break;
	case SAA7134_BOARD_CINERGY_HT_PCMCIA:
		configure_tda827x_fe(dev, &cinergy_ht_config);
		break;
	case SAA7134_BOARD_CINERGY_HT_PCI:
		configure_tda827x_fe(dev, &cinergy_ht_pci_config);
		break;
	case SAA7134_BOARD_PHILIPS_TIGER_S:
		configure_tda827x_fe(dev, &philips_tiger_s_config);
		break;
	case SAA7134_BOARD_ASUS_P7131_4871:
		configure_tda827x_fe(dev, &asus_p7131_4871_config);
		break;
	case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
		configure_tda827x_fe(dev, &asus_p7131_hybrid_lna_config);
		break;
	case SAA7134_BOARD_AVERMEDIA_SUPER_007:
		configure_tda827x_fe(dev, &avermedia_super_007_config);
		break;
	default:
		wprintk("Huh? unknown DVB card?\n");
		break;
	}

	if (NULL == dev->dvb.frontend) {
		printk(KERN_ERR "%s/dvb: frontend initialization failed\n", dev->name);
		return -1;
	}

	/* register everything else */
	ret = videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev, &dev->pci->dev);

	/* this sequence is necessary to make the tda1004x load its firmware
	 * and to enter analog mode of hybrid boards
	 */
	if (!ret) {
		if (dev->dvb.frontend->ops.init)
			dev->dvb.frontend->ops.init(dev->dvb.frontend);
		if (dev->dvb.frontend->ops.sleep)
			dev->dvb.frontend->ops.sleep(dev->dvb.frontend);
		if (dev->dvb.frontend->ops.tuner_ops.sleep)
			dev->dvb.frontend->ops.tuner_ops.sleep(dev->dvb.frontend);
	}
	return ret;
}

static int dvb_fini(struct saa7134_dev *dev)
{
	static int on  = TDA9887_PRESENT | TDA9887_PORT2_INACTIVE;

	switch (dev->board) {
	case SAA7134_BOARD_PINNACLE_300I_DVBT_PAL:
		/* otherwise we don't detect the tuner on next insmod */
		saa7134_i2c_call_clients(dev,TDA9887_SET_CONFIG,&on);
		break;
	};
	videobuf_dvb_unregister(&dev->dvb);
	return 0;
}

static struct saa7134_mpeg_ops dvb_ops = {
	.type          = SAA7134_MPEG_DVB,
	.init          = dvb_init,
	.fini          = dvb_fini,
};

static int __init dvb_register(void)
{
	return saa7134_ts_register(&dvb_ops);
}

static void __exit dvb_unregister(void)
{
	saa7134_ts_unregister(&dvb_ops);
}

module_init(dvb_register);
module_exit(dvb_unregister);

/* ------------------------------------------------------------------ */
/*
 * Local variables:
 * c-basic-offset: 8
 * End:
 */