cx88-dvb.c

trident tm5600的linux驱动

				goto frontend_detach;
		}
		break;
	case CX88_BOARD_PCHDTV_HD5500:
		dev->ts_gen_cntrl = 0x08;

		/* Do a hardware reset of chip before using it. */
		cx_clear(MO_GP0_IO, 1);
		mdelay(100);
		cx_set(MO_GP0_IO, 1);
		mdelay(200);
		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
					       &pchdtv_hd5500,
					       &core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
					&core->i2c_adap, 0x61,
					TUNER_LG_TDVS_H06XF))
				goto frontend_detach;
			if (!dvb_attach(tda9887_attach, fe0->dvb.frontend,
				   &core->i2c_adap, 0x43))
				goto frontend_detach;
		}
		break;
	case CX88_BOARD_ATI_HDTVWONDER:
		fe0->dvb.frontend = dvb_attach(nxt200x_attach,
					       &ati_hdtvwonder,
					       &core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
					&core->i2c_adap, 0x61,
					TUNER_PHILIPS_TUV1236D))
				goto frontend_detach;
		}
		break;
	case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1:
	case CX88_BOARD_HAUPPAUGE_NOVASE2_S1:
		fe0->dvb.frontend = dvb_attach(cx24123_attach,
					       &hauppauge_novas_config,
					       &core->i2c_adap);
		if (fe0->dvb.frontend) {
			if (!dvb_attach(isl6421_attach, fe0->dvb.frontend,
					&core->i2c_adap, 0x08, ISL6421_DCL, 0x00))
				goto frontend_detach;
		}
		break;
	case CX88_BOARD_KWORLD_DVBS_100:
		fe0->dvb.frontend = dvb_attach(cx24123_attach,
					       &kworld_dvbs_100_config,
					       &core->i2c_adap);
		if (fe0->dvb.frontend) {
			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
			fe0->dvb.frontend->ops.set_voltage = kworld_dvbs_100_set_voltage;
		}
		break;
	case CX88_BOARD_GENIATECH_DVBS:
		fe0->dvb.frontend = dvb_attach(cx24123_attach,
					       &geniatech_dvbs_config,
					       &core->i2c_adap);
		if (fe0->dvb.frontend) {
			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
			fe0->dvb.frontend->ops.set_voltage = geniatech_dvbs_set_voltage;
		}
		break;
	case CX88_BOARD_PINNACLE_PCTV_HD_800i:
		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
					       &pinnacle_pctv_hd_800i_config,
					       &core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			if (!dvb_attach(xc5000_attach, fe0->dvb.frontend,
					&core->i2c_adap,
					&pinnacle_pctv_hd_800i_tuner_config))
				goto frontend_detach;
		}
		break;
	case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
						&dvico_hdtv5_pci_nano_config,
						&core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			struct dvb_frontend *fe;
			struct xc2028_config cfg = {
				.i2c_adap  = &core->i2c_adap,
				.i2c_addr  = 0x61,
			};
			static struct xc2028_ctrl ctl = {
				.fname       = XC2028_DEFAULT_FIRMWARE,
				.max_len     = 64,
				.scode_table = XC3028_FE_OREN538,
			};

			fe = dvb_attach(xc2028_attach,
					fe0->dvb.frontend, &cfg);
			if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
				fe->ops.tuner_ops.set_config(fe, &ctl);
		}
		break;
	 case CX88_BOARD_PINNACLE_HYBRID_PCTV:
		fe0->dvb.frontend = dvb_attach(zl10353_attach,
					       &cx88_pinnacle_hybrid_pctv,
					       &core->i2c_adap);
		if (fe0->dvb.frontend) {
			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
			if (attach_xc3028(0x61, dev) < 0)
				goto frontend_detach;
		}
		break;
	 case CX88_BOARD_GENIATECH_X8000_MT:
		dev->ts_gen_cntrl = 0x00;

		fe0->dvb.frontend = dvb_attach(zl10353_attach,
					       &cx88_geniatech_x8000_mt,
					       &core->i2c_adap);
		if (attach_xc3028(0x61, dev) < 0)
			goto frontend_detach;
		break;
	 case CX88_BOARD_KWORLD_ATSC_120:
		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
					       &kworld_atsc_120_config,
					       &core->i2c_adap);
		if (attach_xc3028(0x61, dev) < 0)
			goto frontend_detach;
		break;
	case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD:
		fe0->dvb.frontend = dvb_attach(s5h1411_attach,
					       &dvico_fusionhdtv7_config,
					       &core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			if (!dvb_attach(xc5000_attach, fe0->dvb.frontend,
					&core->i2c_adap,
					&dvico_fusionhdtv7_tuner_config))
				goto frontend_detach;
		}
		break;
	case CX88_BOARD_HAUPPAUGE_HVR4000:
		/* DVB-S/S2 Init */
		fe0->dvb.frontend = dvb_attach(cx24116_attach,
			&hauppauge_hvr4000_config,
			&dev->core->i2c_adap);
		if (fe0->dvb.frontend) {
			if(!dvb_attach(isl6421_attach, fe0->dvb.frontend,
				&dev->core->i2c_adap, 0x08, ISL6421_DCL, 0x00)) {
				dprintk( 1, "%s(): HVR4000 - DVB-S LNB Init: failed\n", __func__);
			}
		} else {
			dprintk( 1, "%s(): HVR4000 - DVB-S Init: failed\n", __func__);
		}
		/* DVB-T Init */
		fe1 = videobuf_dvb_get_frontend(&dev->frontends, 2);
		if (fe1) {
			dev->frontends.gate = 2;
			mfe_shared = 1;
			fe1->dvb.frontend = dvb_attach(cx22702_attach,
				&hauppauge_hvr_config,
				&dev->core->i2c_adap);
			if (fe1->dvb.frontend) {
				fe1->dvb.frontend->id = 1;
				if(!dvb_attach(simple_tuner_attach, fe1->dvb.frontend,
					&dev->core->i2c_adap, 0x61,
					TUNER_PHILIPS_FMD1216ME_MK3)) {
					dprintk( 1, "%s(): HVR4000 - DVB-T misc Init: failed\n", __func__);
				}
			} else {
				dprintk( 1, "%s(): HVR4000 - DVB-T Init: failed\n", __func__);
			}
		} else {
			dprintk( 1, "%s(): HVR4000 - DVB-T Init: can't find frontend 2.\n", __func__);
		}
		break;
	case CX88_BOARD_HAUPPAUGE_HVR4000LITE:
		fe0->dvb.frontend = dvb_attach(cx24116_attach,
			&hauppauge_hvr4000_config,
			&dev->core->i2c_adap);
		if (fe0->dvb.frontend) {
			dvb_attach(isl6421_attach, fe0->dvb.frontend,
				&dev->core->i2c_adap,
				0x08, ISL6421_DCL, 0x00);
		}
		break;
	case CX88_BOARD_TEVII_S420:
		fe0->dvb.frontend = dvb_attach(stv0299_attach,
						&tevii_tuner_sharp_config,
						&core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend, 0x60,
					&core->i2c_adap, DVB_PLL_OPERA1))
				goto frontend_detach;
			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;

		} else {
			fe0->dvb.frontend = dvb_attach(stv0288_attach,
							    &tevii_tuner_earda_config,
							    &core->i2c_adap);
				if (fe0->dvb.frontend != NULL) {
					if (!dvb_attach(stb6000_attach, fe0->dvb.frontend, 0x61,
						&core->i2c_adap))
					goto frontend_detach;
				core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
				fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
			}
		}
		break;
	case CX88_BOARD_TEVII_S460:
		fe0->dvb.frontend = dvb_attach(cx24116_attach,
					       &tevii_s460_config,
					       &core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
		}
		break;
	case CX88_BOARD_OMICOM_SS4_PCI:
	case CX88_BOARD_TBS_8920:
	case CX88_BOARD_PROF_7300:
		fe0->dvb.frontend = dvb_attach(cx24116_attach,
					       &hauppauge_hvr4000_config,
					       &core->i2c_adap);
		if (fe0->dvb.frontend != NULL) {
			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
		}
		break;
	default:
		printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",
		       core->name);
		break;
	}

	if ( (NULL == fe0->dvb.frontend) || (fe1 && NULL == fe1->dvb.frontend) ) {
		printk(KERN_ERR
		       "%s/2: frontend initialization failed\n",
		       core->name);
		return -EINVAL;
	}
	/* define general-purpose callback pointer */
	fe0->dvb.frontend->callback = cx88_tuner_callback;

	/* Ensure all frontends negotiate bus access */
	fe0->dvb.frontend->ops.ts_bus_ctrl = cx88_dvb_bus_ctrl;
	if (fe1)
		fe1->dvb.frontend->ops.ts_bus_ctrl = cx88_dvb_bus_ctrl;

	/* Put the analog decoder in standby to keep it quiet */
	cx88_call_i2c_clients(core, TUNER_SET_STANDBY, NULL);

	/* register everything */
	return videobuf_dvb_register_bus(&dev->frontends, THIS_MODULE, dev,
		&dev->pci->dev, adapter_nr, mfe_shared);

frontend_detach:
	videobuf_dvb_dealloc_frontends(&dev->frontends);
	return -EINVAL;
}

/* ----------------------------------------------------------- */

/* CX8802 MPEG -> mini driver - We have been given the hardware */
static int cx8802_dvb_advise_acquire(struct cx8802_driver *drv)
{
	struct cx88_core *core = drv->core;
	int err = 0;
	dprintk( 1, "%s\n", __func__);

	switch (core->boardnr) {
	case CX88_BOARD_HAUPPAUGE_HVR1300:
		/* We arrive here with either the cx23416 or the cx22702
		 * on the bus. Take the bus from the cx23416 and enable the
		 * cx22702 demod
		 */
		cx_set(MO_GP0_IO,   0x00000080); /* cx22702 out of reset and enable */
		cx_clear(MO_GP0_IO, 0x00000004);
		udelay(1000);
		break;

	case CX88_BOARD_HAUPPAUGE_HVR3000:
	case CX88_BOARD_HAUPPAUGE_HVR4000:
		if(core->dvbdev->frontends.active_fe_id == 1) {
			/* DVB-S/S2 Enabled */

			/* Toggle reset on cx22702 leaving i2c active */
			cx_write(MO_GP0_IO, (core->board.input[0].gpio0 & 0x0000ff00) | 0x00000080);
			udelay(1000);
			cx_clear(MO_GP0_IO, 0x00000080);
			udelay(50);
			cx_set(MO_GP0_IO, 0x00000080); /* cx22702 out of reset */
			cx_set(MO_GP0_IO, 0x00000004); /* tri-state the cx22702 pins */
			udelay(1000);

			cx_write(MO_SRST_IO, 1); /* Take the cx24116/cx24123 out of reset */
			core->dvbdev->ts_gen_cntrl = 0x02; /* Parallel IO */
		} else
		if (core->dvbdev->frontends.active_fe_id == 2) {
			/* DVB-T Enabled */

			/* Put the cx24116/cx24123 into reset */
			cx_write(MO_SRST_IO, 0);

			/* cx22702 out of reset and enable it */
			cx_set(MO_GP0_IO,   0x00000080);
			cx_clear(MO_GP0_IO, 0x00000004);
			core->dvbdev->ts_gen_cntrl = 0x0c; /* Serial IO */
			udelay(1000);
		}
		break;

	default:
		err = -ENODEV;
	}
	return err;
}

/* CX8802 MPEG -> mini driver - We no longer have the hardware */
static int cx8802_dvb_advise_release(struct cx8802_driver *drv)
{
	struct cx88_core *core = drv->core;
	int err = 0;
	dprintk( 1, "%s\n", __func__);

	switch (core->boardnr) {
	case CX88_BOARD_HAUPPAUGE_HVR1300:
		/* Do Nothing, leave the cx22702 on the bus. */
#if 0
		 cx_set(MO_GP0_IO, 0x00000004);
#endif
		break;
	case CX88_BOARD_HAUPPAUGE_HVR3000:
	case CX88_BOARD_HAUPPAUGE_HVR4000:
		break;
	default:
		err = -ENODEV;
	}
	return err;
}

static int cx8802_dvb_probe(struct cx8802_driver *drv)
{
	struct cx88_core *core = drv->core;
	struct cx8802_dev *dev = drv->core->dvbdev;
	int err, i;
	struct videobuf_dvb_frontend *fe;

	dprintk( 1, "%s\n", __func__);
	dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
		core->boardnr,
		core->name,
		core->pci_bus,
		core->pci_slot);

	err = -ENODEV;
	if (!(core->board.mpeg & CX88_MPEG_DVB))
		goto fail_core;

	/* If vp3054 isn't enabled, a stub will just return 0 */
	err = vp3054_i2c_probe(dev);
	if (0 != err)
		goto fail_core;

	/* dvb stuff */
	printk(KERN_INFO "%s/2: cx2388x based DVB/ATSC card\n", core->name);
	dev->ts_gen_cntrl = 0x0c;

	for (i = 1; i <= core->board.num_frontends; i++) {
		fe = videobuf_dvb_get_frontend(&core->dvbdev->frontends, i);
		if (!fe) {
			printk(KERN_ERR "%s() failed to get frontend(%d)\n", __func__, i);
			continue;
		}
		videobuf_queue_sg_init(&fe->dvb.dvbq, &dvb_qops,
			    &dev->pci->dev, &dev->slock,
			    V4L2_BUF_TYPE_VIDEO_CAPTURE,
			    V4L2_FIELD_TOP,
			    sizeof(struct cx88_buffer),
			    dev);
		/* init struct videobuf_dvb */
		fe->dvb.name = dev->core->name;
	}
	err = dvb_register(dev);
	if (err != 0)
		printk(KERN_ERR "%s/2: dvb_register failed (err = %d)\n",
		       core->name, err);
fail_core:
	return err;
}

static int cx8802_dvb_remove(struct cx8802_driver *drv)
{
	struct cx88_core *core = drv->core;
	struct cx8802_dev *dev = drv->core->dvbdev;

	dprintk( 1, "%s\n", __func__);

	videobuf_dvb_unregister_bus(&dev->frontends);

	vp3054_i2c_remove(dev);

	return 0;
}

static struct cx8802_driver cx8802_dvb_driver = {
	.type_id        = CX88_MPEG_DVB,
	.hw_access      = CX8802_DRVCTL_SHARED,
	.probe          = cx8802_dvb_probe,
	.remove         = cx8802_dvb_remove,
	.advise_acquire = cx8802_dvb_advise_acquire,
	.advise_release = cx8802_dvb_advise_release,
};

static int dvb_init(void)
{
	printk(KERN_INFO "cx88/2: cx2388x dvb driver version %d.%d.%d loaded\n",
	       (CX88_VERSION_CODE >> 16) & 0xff,
	       (CX88_VERSION_CODE >>  8) & 0xff,
	       CX88_VERSION_CODE & 0xff);
#ifdef SNAPSHOT
	printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
	       SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
#endif
	return cx8802_register_driver(&cx8802_dvb_driver);
}

static void dvb_fini(void)
{
	cx8802_unregister_driver(&cx8802_dvb_driver);
}

module_init(dvb_init);
module_exit(dvb_fini);

/*
 * Local variables:
 * c-basic-offset: 8
 * compile-command: "make DVB=1"
 * End:
 */