bttv-cards.c

一个2.4.21版本的嵌入式linux内核

	if(is_capture_only) 
		tuner=4; // No tuner present 

	printk(KERN_INFO "bttv%d: FlyVideo Radio=%s RemoteControl=%s Tuner=%d gpio=0x%06x\n", 
	       btv->nr, has_radio? "yes":"no ", has_remote? "yes":"no ", tuner, gpio); 
	printk(KERN_INFO "bttv%d: FlyVideo  LR90=%s tda9821/tda9820=%s capture_only=%s\n",
		btv->nr, is_lr90?"yes":"no ", has_tda9820_tda9821?"yes":"no ", 
		is_capture_only?"yes":"no ");

	if(tuner!= -1) // only set if known tuner autodetected, else let insmod option through
		btv->tuner_type = tuner;
	btv->has_radio = has_radio;  

	// LR90 Audio Routing is done by 2 hef4052, so Audio_Mask has 4 bits: 0x001c80
        // LR26/LR50 only has 1 hef4052, Audio_Mask 0x000c00
	// Audio options: from tuner, from tda9821/tda9821(mono,stereo,sap), from tda9874, ext., mute
	if(has_tda9820_tda9821) btv->audio_hook = lt9415_audio;
	//todo: if(has_tda9874) btv->audio_hook = fv2000s_audio;
}

int miro_tunermap[] = { 0,6,2,3,   4,5,6,0,  3,0,4,5,  5,2,16,1,
			14,2,17,1, 4,1,4,3,  1,2,16,1, 4,4,4,4 };
int miro_fmtuner[]  = { 0,0,0,0,   0,0,0,0,  0,0,0,0,  0,0,0,1,
			1,1,1,1,   1,1,1,0,  0,0,0,0,  0,1,0,0 };

static void miro_pinnacle_gpio(struct bttv *btv)
{
	int id,msp,gpio;
	char *info;

	btwrite(0,BT848_GPIO_OUT_EN);
        gpio = btread(BT848_GPIO_DATA);
	id   = ((gpio>>10) & 63) -1;
	msp  = bttv_I2CRead(btv, I2C_MSP3400, "MSP34xx");
	if (id < 32) {
		btv->tuner_type = miro_tunermap[id];
		if (0 == (gpio & 0x20)) {
			btv->has_radio = 1;
			if (!miro_fmtuner[id]) {
				btv->has_matchbox = 1;
				btv->mbox_we    = (1<<6);
				btv->mbox_most  = (1<<7);
				btv->mbox_clk   = (1<<8);
				btv->mbox_data  = (1<<9);
				btv->mbox_mask  = (1<<6)|(1<<7)|(1<<8)|(1<<9);
			}
		} else {
			btv->has_radio = 0;
		}
		if (-1 != msp) {
			if (btv->type == BTTV_MIRO)
				btv->type = BTTV_MIROPRO;
			if (btv->type == BTTV_PINNACLE)
				btv->type = BTTV_PINNACLEPRO;
		}
		printk(KERN_INFO
		       "bttv%d: miro: id=%d tuner=%d radio=%s stereo=%s\n",
		       btv->nr, id+1, btv->tuner_type,
		       !btv->has_radio ? "no" :
		       (btv->has_matchbox ? "matchbox" : "fmtuner"),
		       (-1 == msp) ? "no" : "yes");
	} else {
		/* new cards with microtune tuner */
		id = 63 - id;
		btv->has_radio = 0;
		switch (id) {
		case 1:
			info = "PAL / mono";
			break;
		case 2:
			info = "PAL+SECAM / stereo";
			btv->has_radio = 1;
			break;
		case 3:
			info = "NTSC / stereo";
			btv->has_radio = 1;
			break;
		case 4:
			info = "PAL+SECAM / mono";
			break;
		case 5:
			info = "NTSC / mono";
			break;
		case 6:
			info = "NTSC / stereo";
			break;
		default:
			info = "oops: unknown card";
			break;
		}
		if (-1 != msp)
			btv->type = BTTV_PINNACLEPRO;
		printk(KERN_INFO
		       "bttv%d: pinnacle/mt: id=%d info=\"%s\" radio=%s\n",
		       btv->nr, id, info, btv->has_radio ? "yes" : "no");
		btv->tuner_type  = 33;
		btv->pinnacle_id = id;
	}
}

/* GPIO21   L: Buffer aktiv, H: Buffer inaktiv */
#define LM1882_SYNC_DRIVE     0x200000L

static void init_ids_eagle(struct bttv *btv)
{
	btwrite(0xFFFF37, BT848_GPIO_OUT_EN);
	btwrite(0x000000, BT848_GPIO_REG_INP);
	
	btwrite(0x200020, BT848_GPIO_DATA);
	
	/* flash strobe inverter ?! */
	btwrite(0x200024, BT848_GPIO_DATA);
	
	/* switch sync drive off */
	btor(LM1882_SYNC_DRIVE, BT848_GPIO_DATA);
	
	/* set BT848 muxel to 2 */
	btaor((2)<<5, ~(2<<5), BT848_IFORM);
}

/* Muxsel helper for the IDS Eagle.
 * the eagles does not use the standard muxsel-bits but
 * has its own multiplexer */
static void eagle_muxsel(struct bttv *btv, unsigned int input)
{
	btaor((2)<<5, ~(3<<5), BT848_IFORM);
	btaor((bttv_tvcards[btv->type].muxsel[input&7]&3),
	      ~3, BT848_GPIO_DATA);

#if 0
       /* svhs */
       /* wake chroma ADC */
       btand(~BT848_ADC_C_SLEEP, BT848_ADC);
       /* set to YC video */
       btor(BT848_CONTROL_COMP, BT848_E_CONTROL);
       btor(BT848_CONTROL_COMP, BT848_O_CONTROL);
#else
       /* composite */
       /* set chroma ADC to sleep */
       btor(BT848_ADC_C_SLEEP, BT848_ADC);
       /* set to composite video */
       btand(~BT848_CONTROL_COMP, BT848_E_CONTROL);
       btand(~BT848_CONTROL_COMP, BT848_O_CONTROL);
#endif

       /* switch sync drive off */
       btor(LM1882_SYNC_DRIVE, BT848_GPIO_DATA);
}

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

/* initialization part one -- before registering i2c bus */
void __devinit bttv_init_card1(struct bttv *btv)
{
	switch (btv->type) {
	case BTTV_HAUPPAUGE:
	case BTTV_HAUPPAUGE878:
                boot_msp34xx(btv,5);
		break;
	case BTTV_VOODOOTV_FM:
                boot_msp34xx(btv,20);
		break;
	case BTTV_AVERMEDIA98:
		boot_msp34xx(btv,11);
		break;
	case BTTV_HAUPPAUGEPVR:
		pvr_boot(btv);
		break;
	}
}

/* initialization part two -- after registering i2c bus */
void __devinit bttv_init_card2(struct bttv *btv)
{
        btv->tuner_type = -1;

	if (BTTV_UNKNOWN == btv->type) {
		bttv_readee(btv,eeprom_data,0xa0);
		identify_by_eeprom(btv,eeprom_data);
	}

	switch (btv->type) {
	case BTTV_MIRO:
	case BTTV_MIROPRO:
	case BTTV_PINNACLE:
	case BTTV_PINNACLEPRO: 
		/* miro/pinnacle */
		miro_pinnacle_gpio(btv);
		break;
	case BTTV_FLYVIDEO_98:
	case BTTV_MAXI:
	case BTTV_LIFE_FLYKIT:
	case BTTV_FLYVIDEO:
	case BTTV_TYPHOON_TVIEW:
	case BTTV_CHRONOS_VS2:
	case BTTV_FLYVIDEO_98FM:
	case BTTV_FLYVIDEO2000:
	case BTTV_FLYVIDEO98EZ:
	case BTTV_CONFERENCETV:
	case BTTV_LIFETEC_9415:
		flyvideo_gpio(btv);
		break;
	case BTTV_HAUPPAUGE:
	case BTTV_HAUPPAUGE878:
	case BTTV_HAUPPAUGEPVR:
		/* pick up some config infos from the eeprom */
		bttv_readee(btv,eeprom_data,0xa0);
                hauppauge_eeprom(btv);
		break;
	case BTTV_AVERMEDIA98:
	case BTTV_AVPHONE98:
		bttv_readee(btv,eeprom_data,0xa0);
		avermedia_eeprom(btv);
		break;
	case BTTV_PXC200:
		init_PXC200(btv);
		break;
	case BTTV_VHX:
		btv->has_radio    = 1;
		btv->has_matchbox = 1;
		btv->mbox_we      = 0x20;
		btv->mbox_most    = 0;
		btv->mbox_clk     = 0x08;
		btv->mbox_data    = 0x10;
		btv->mbox_mask    = 0x38;
		break;
	case BTTV_VOBIS_BOOSTAR:
	case BTTV_TERRATV:
		terratec_active_radio_upgrade(btv);
		break;
	case BTTV_MAGICTVIEW061:
		if (btv->cardid == 0x3002144f) {
			btv->has_radio=1;
			printk("bttv%d: radio detected by subsystem id (CPH05x)\n",btv->nr);
		}
		break;
       case BTTV_STB2:
                if (btv->cardid == 0x3060121a) {
			/* Fix up entry for 3DFX VoodooTV 100,
			   which is an OEM STB card variant. */
			btv->has_radio=0;
			btv->tuner_type=TUNER_TEMIC_NTSC;
		}
		break;
	case BTTV_OSPREY1x0:
	case BTTV_OSPREY1x0_848:
	case BTTV_OSPREY101_848:
	case BTTV_OSPREY1x1:
	case BTTV_OSPREY1x1_SVID:
	case BTTV_OSPREY2xx:
	case BTTV_OSPREY2x0_SVID:
	case BTTV_OSPREY2x0:
	case BTTV_OSPREY500:
	case BTTV_OSPREY540:
	case BTTV_OSPREY2000:
		bttv_readee(btv,eeprom_data,0xa0);
                osprey_eeprom(btv);
		break;
	case BTTV_IDS_EAGLE:
		init_ids_eagle(btv);
		break;
	case BTTV_MODTEC_205:
		bttv_readee(btv,eeprom_data,0xa0);
		modtec_eeprom(btv);
		break;
	}

	/* pll configuration */
        if (!(btv->id==848 && btv->revision==0x11)) {
		/* defaults from card list */
		if (PLL_28 == bttv_tvcards[btv->type].pll) {
			btv->pll.pll_ifreq=28636363;
			btv->pll.pll_crystal=BT848_IFORM_XT0;
		}
		if (PLL_35 == bttv_tvcards[btv->type].pll) {
			btv->pll.pll_ifreq=35468950;
			btv->pll.pll_crystal=BT848_IFORM_XT1;
		}
		/* insmod options can override */
                switch (pll[btv->nr]) {
                case 0: /* none */
			btv->pll.pll_crystal = 0;
			btv->pll.pll_ifreq   = 0;
			btv->pll.pll_ofreq   = 0;
                        break;
                case 1: /* 28 MHz */
		case 28:
                        btv->pll.pll_ifreq   = 28636363;
			btv->pll.pll_ofreq   = 0;
                        btv->pll.pll_crystal = BT848_IFORM_XT0;
                        break;
                case 2: /* 35 MHz */
		case 35:
                        btv->pll.pll_ifreq   = 35468950;
			btv->pll.pll_ofreq   = 0;
                        btv->pll.pll_crystal = BT848_IFORM_XT1;
                        break;
                }
        }
	btv->pll.pll_current = -1;

	/* tuner configuration (from card list / autodetect / insmod option) */
 	if (UNSET != bttv_tvcards[btv->type].tuner_type)
		if(UNSET == btv->tuner_type) 
                	btv->tuner_type = bttv_tvcards[btv->type].tuner_type;
	if (UNSET != tuner[btv->nr])
		btv->tuner_type = tuner[btv->nr];
	printk("bttv%d: using tuner=%d\n",btv->nr,btv->tuner_type);
	if (btv->pinnacle_id != UNSET)
		bttv_call_i2c_clients(btv,AUDC_CONFIG_PINNACLE,
				      &btv->pinnacle_id);
	if (btv->tuner_type != UNSET)
		bttv_call_i2c_clients(btv,TUNER_SET_TYPE,&btv->tuner_type);

	if (bttv_tvcards[btv->type].has_radio)
		btv->has_radio=1;
	if (bttv_tvcards[btv->type].audio_hook)
		btv->audio_hook=bttv_tvcards[btv->type].audio_hook;

	if (bttv_tvcards[btv->type].digital_mode == DIGITAL_MODE_CAMERA) {
		/* detect Bt832 chip for quartzsight digital camera */
		if ((bttv_I2CRead(btv, I2C_BT832_ALT1, "Bt832") >=0) ||
		    (bttv_I2CRead(btv, I2C_BT832_ALT2, "Bt832") >=0))
			boot_bt832(btv);
	}

	/* try to detect audio/fader chips */
	if (!bttv_tvcards[btv->type].no_msp34xx &&
	    bttv_I2CRead(btv, I2C_MSP3400, "MSP34xx") >=0) {
		if (autoload)
			request_module("msp3400");
	}

	if (bttv_tvcards[btv->type].msp34xx_alt &&
	    bttv_I2CRead(btv, I2C_MSP3400_ALT, "MSP34xx (alternate address)") >=0) {
		if (autoload)
			request_module("msp3400");
	}

	if (!bttv_tvcards[btv->type].no_tda9875 &&
	    bttv_I2CRead(btv, I2C_TDA9875, "TDA9875") >=0) {
		if (autoload)
			request_module("tda9875");
	}

	if (!bttv_tvcards[btv->type].no_tda7432 && 
	    bttv_I2CRead(btv, I2C_TDA7432, "TDA7432") >=0) {
		if (autoload)
			request_module("tda7432");
	}

	if (bttv_tvcards[btv->type].needs_tvaudio) {
		if (autoload)
			request_module("tvaudio");
	}

	/* tuner modules */
	if (btv->pinnacle_id != UNSET) {
		if (autoload)
			request_module("tda9887");
	}
	if (btv->tuner_type != UNSET) {
		if (autoload)
			request_module("tuner");
	}
}


/* ----------------------------------------------------------------------- */
/* some hauppauge specific stuff                                           */

static struct HAUPPAUGE_TUNER 
{
        int  id;
        char *name;
} 
hauppauge_tuner[] __devinitdata = 
{
        { TUNER_ABSENT,        "" },
        { TUNER_ABSENT,        "External" },
        { TUNER_ABSENT,        "Unspecified" },
        { TUNER_PHILIPS_PAL,   "Philips FI1216" },
        { TUNER_PHILIPS_SECAM, "Philips FI1216MF" },
        { TUNER_PHILIPS_NTSC,  "Philips FI1236" },
        { TUNER_PHILIPS_PAL_I, "Philips FI1246" },
        { TUNER_PHILIPS_PAL_DK,"Philips FI1256" },
        { TUNER_PHILIPS_PAL,   "Philips FI1216 MK2" },
        { TUNER_PHILIPS_SECAM, "Philips FI1216MF MK2" },
        { TUNER_PHILIPS_NTSC,  "Philips FI1236 MK2" },
        { TUNER_PHILIPS_PAL_I, "Philips FI1246 MK2" },
        { TUNER_PHILIPS_PAL_DK,"Philips FI1256 MK2" },
        { TUNER_TEMIC_NTSC,    "Temic 4032FY5" },
        { TUNER_TEMIC_PAL,     "Temic 4002FH5" },
        { TUNER_TEMIC_PAL_I,   "Temic 4062FY5" },
        { TUNER_PHILIPS_PAL,   "Philips FR1216 MK2" },
        { TUNER_PHILIPS_SECAM, "Philips FR1216MF MK2" },
        { TUNER_PHILIPS_NTSC,  "Philips FR1236 MK2" },
        { TUNER_PHILIPS_PAL_I, "Philips FR1246 MK2" },
        { TUNER_PHILIPS_PAL_DK,"Philips FR1256 MK2" },
        { TUNER_PHILIPS_PAL,   "Philips FM1216" },
        { TUNER_PHILIPS_SECAM, "Philips FM1216MF" },
        { TUNER_PHILIPS_NTSC,  "Philips FM1236" },
        { TUNER_PHILIPS_PAL_I, "Philips FM1246" },
        { TUNER_PHILIPS_PAL_DK,"Philips FM1256" },
        { TUNER_TEMIC_4036FY5_NTSC, "Temic 4036FY5" },
        { TUNER_ABSENT,        "Samsung TCPN9082D" },
        { TUNER_ABSENT,        "Samsung TCPM9092P" },
        { TUNER_TEMIC_4006FH5_PAL, "Temic 4006FH5" },
        { TUNER_ABSENT,        "Samsung TCPN9085D" },
        { TUNER_ABSENT,        "Samsung TCPB9085P" },
        { TUNER_ABSENT,        "Samsung TCPL9091P" },
        { TUNER_TEMIC_4039FR5_NTSC, "Temic 4039FR5" },
        { TUNER_PHILIPS_FQ1216ME,   "Philips FQ1216 ME" },
        { TUNER_TEMIC_4066FY5_PAL_I, "Temic 4066FY5" },
        { TUNER_ABSENT,        "Philips TD1536" },
        { TUNER_ABSENT,        "Philips TD1536D" },
	{ TUNER_PHILIPS_NTSC,  "Philips FMR1236" }, /* mono radio */
        { TUNER_ABSENT,        "Philips FI1256MP" },
        { TUNER_ABSENT,        "Samsung TCPQ9091P" },
        { TUNER_TEMIC_4006FN5_MULTI_PAL, "Temic 4006FN5" },
        { TUNER_TEMIC_4009FR5_PAL, "Temic 4009FR5" },
        { TUNER_TEMIC_4046FM5,     "Temic 4046FM5" },
	{ TUNER_TEMIC_4009FN5_MULTI_PAL_FM, "Temic 4009FN5" },
	{ TUNER_ABSENT,        "Philips TD1536D_FH_44"},
	{ TUNER_LG_NTSC_FM,    "LG TPI8NSR01F"},
	{ TUNER_LG_PAL_FM,     "LG TPI8PSB01D"},
	{ TUNER_LG_PAL,        "LG TPI8PSB11D"},	
	{ TUNER_LG_PAL_I_FM,   "LG TAPC-I001D"},
	{ TUNER_LG_PAL_I,      "LG TAPC-I701D"}
};

static void modtec_eeprom(struct bttv *btv)
{
	if( strncmp(&(eeprom_data[0x1e]),"Temic 4066 FY5",14) ==0) {
		btv->tuner_type=TUNER_TEMIC_4066FY5_PAL_I;
		printk("bttv Modtec: Tuner autodetected %s\n",
		       &eeprom_data[0x1e]);
	} else {
		printk("bttv Modtec: Unknown TunerString:%s\n",
		       &eeprom_data[0x1e]);
	}
}

static void __devinit hauppauge_eeprom(struct bttv *btv)
{
	unsigned int blk2,