1119418Sobrien/*- 251694Sroger * 1. Redistributions of source code must retain the 351694Sroger * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman 451694Sroger * All rights reserved. 551694Sroger * 651694Sroger * Redistribution and use in source and binary forms, with or without 751694Sroger * modification, are permitted provided that the following conditions 851694Sroger * are met: 951694Sroger * 1. Redistributions of source code must retain the above copyright 1051694Sroger * notice, this list of conditions and the following disclaimer. 1151694Sroger * 2. Redistributions in binary form must reproduce the above copyright 1251694Sroger * notice, this list of conditions and the following disclaimer in the 1351694Sroger * documentation and/or other materials provided with the distribution. 1451694Sroger * 3. All advertising materials mentioning features or use of this software 1551694Sroger * must display the following acknowledgement: 1651694Sroger * This product includes software developed by Amancio Hasty and 1751694Sroger * Roger Hardiman 1851694Sroger * 4. The name of the author may not be used to endorse or promote products 1951694Sroger * derived from this software without specific prior written permission. 2051694Sroger * 2151694Sroger * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 2251694Sroger * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 2351694Sroger * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 2451694Sroger * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 2551694Sroger * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 2651694Sroger * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 2751694Sroger * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2851694Sroger * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 2951694Sroger * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 3051694Sroger * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 3151694Sroger * POSSIBILITY OF SUCH DAMAGE. 3251694Sroger */ 3351694Sroger 34119418Sobrien#include <sys/cdefs.h> 35119418Sobrien__FBSDID("$FreeBSD$"); 36119418Sobrien 37119418Sobrien/* 38119418Sobrien * This is part of the Driver for Video Capture Cards (Frame grabbers) 39119418Sobrien * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 40119418Sobrien * chipset. 41119418Sobrien * Copyright Roger Hardiman and Amancio Hasty. 42119418Sobrien * 43119418Sobrien * bktr_audio : This deals with controlling the audio on TV cards, 44119418Sobrien * controlling the Audio Multiplexer (audio source selector). 45119418Sobrien * controlling any MSP34xx stereo audio decoders. 46119418Sobrien * controlling any DPL35xx dolby surroud sound audio decoders. 47119418Sobrien * initialising TDA98xx audio devices. 48119418Sobrien * 49119418Sobrien */ 50119418Sobrien 51118819Salex#include "opt_bktr.h" /* Include any kernel config options */ 52118819Salex 5351694Sroger#include <sys/param.h> 5451694Sroger#include <sys/systm.h> 5551694Sroger#include <sys/kernel.h> 5651694Sroger 5759014Sroger#ifdef __FreeBSD__ 5867306Sroger 5967306Sroger#if (__FreeBSD_version < 500000) 6067306Sroger#include <machine/clock.h> /* for DELAY */ 61119277Simp#include <pci/pcivar.h> 62119277Simp#else 63139917Simp#include <sys/lock.h> 64139917Simp#include <sys/mutex.h> 65139917Simp#include <sys/selinfo.h> 66119277Simp#include <dev/pci/pcivar.h> 6767306Sroger#endif 6867306Sroger 6959014Sroger#include <machine/bus.h> 7059014Sroger#include <sys/bus.h> 7159014Sroger#endif 7259014Sroger 7359014Sroger#ifdef __NetBSD__ 7462112Sroger#include <sys/proc.h> 7562112Sroger#include <dev/ic/bt8xx.h> /* NetBSD location of .h files */ 7662112Sroger#include <dev/pci/bktr/bktr_reg.h> 7762112Sroger#include <dev/pci/bktr/bktr_core.h> 7862112Sroger#include <dev/pci/bktr/bktr_tuner.h> 7962112Sroger#include <dev/pci/bktr/bktr_card.h> 8062112Sroger#include <dev/pci/bktr/bktr_audio.h> 8159014Sroger#else 82123291Sobrien#include <dev/bktr/ioctl_meteor.h> 83123291Sobrien#include <dev/bktr/ioctl_bt848.h> /* extensions to ioctl_meteor.h */ 8451694Sroger#include <dev/bktr/bktr_reg.h> 8551694Sroger#include <dev/bktr/bktr_core.h> 8651694Sroger#include <dev/bktr/bktr_tuner.h> 8751694Sroger#include <dev/bktr/bktr_card.h> 8851694Sroger#include <dev/bktr/bktr_audio.h> 8962112Sroger#endif 9051694Sroger 9151694Sroger/* 92110237Sorion * Prototypes for the GV_BCTV2 specific functions. 9351694Sroger */ 94110237Sorionvoid set_bctv2_audio( bktr_ptr_t bktr ); 95110237Sorionvoid bctv2_gpio_write( bktr_ptr_t bktr, int port, int val ); 96110237Sorion/*int bctv2_gpio_read( bktr_ptr_t bktr, int port );*/ /* Not used */ 9751694Sroger 9851694Sroger/* 9951694Sroger * init_audio_devices 10051694Sroger * Reset any MSP34xx or TDA98xx audio devices. 10151694Sroger */ 10251694Srogervoid init_audio_devices( bktr_ptr_t bktr ) { 10351694Sroger 10451694Sroger /* enable stereo if appropriate on TDA audio chip */ 10551694Sroger if ( bktr->card.dbx ) 10651694Sroger init_BTSC( bktr ); 10751694Sroger 10851694Sroger /* reset the MSP34xx stereo audio chip */ 10951694Sroger if ( bktr->card.msp3400c ) 11052593Sroger msp_dpl_reset( bktr, bktr->msp_addr ); 11151694Sroger 11252593Sroger /* reset the DPL35xx dolby audio chip */ 11352593Sroger if ( bktr->card.dpl3518a ) 11452593Sroger msp_dpl_reset( bktr, bktr->dpl_addr ); 11552593Sroger 11651694Sroger} 11751694Sroger 11851694Sroger 11951694Sroger/* 12051694Sroger * 12151694Sroger */ 12251694Sroger#define AUDIOMUX_DISCOVER_NOT 12351694Srogerint 12451694Srogerset_audio( bktr_ptr_t bktr, int cmd ) 12551694Sroger{ 12651694Sroger u_long temp; 12751694Sroger volatile u_char idx; 12851694Sroger 12951694Sroger#if defined( AUDIOMUX_DISCOVER ) 13051694Sroger if ( cmd >= 200 ) 13151694Sroger cmd -= 200; 13251694Sroger else 13351694Sroger#endif /* AUDIOMUX_DISCOVER */ 13451694Sroger 13551694Sroger /* check for existance of audio MUXes */ 13651694Sroger if ( !bktr->card.audiomuxs[ 4 ] ) 13751694Sroger return( -1 ); 13851694Sroger 13951694Sroger switch (cmd) { 14051694Sroger case AUDIO_TUNER: 14151694Sroger#ifdef BKTR_REVERSEMUTE 14251694Sroger bktr->audio_mux_select = 3; 14351694Sroger#else 14451694Sroger bktr->audio_mux_select = 0; 14551694Sroger#endif 14651694Sroger 14751694Sroger if (bktr->reverse_mute ) 14851694Sroger bktr->audio_mux_select = 0; 14951694Sroger else 15051694Sroger bktr->audio_mux_select = 3; 15151694Sroger 15251694Sroger break; 15351694Sroger case AUDIO_EXTERN: 15451694Sroger bktr->audio_mux_select = 1; 15551694Sroger break; 15651694Sroger case AUDIO_INTERN: 15751694Sroger bktr->audio_mux_select = 2; 15851694Sroger break; 15951694Sroger case AUDIO_MUTE: 16051694Sroger bktr->audio_mute_state = TRUE; /* set mute */ 16151694Sroger break; 16251694Sroger case AUDIO_UNMUTE: 16351694Sroger bktr->audio_mute_state = FALSE; /* clear mute */ 16451694Sroger break; 16551694Sroger default: 16662112Sroger printf("%s: audio cmd error %02x\n", bktr_name(bktr), 16762112Sroger cmd); 16851694Sroger return( -1 ); 16951694Sroger } 17051694Sroger 17151694Sroger 17251694Sroger /* Most cards have a simple audio multiplexer to select the 17351694Sroger * audio source. The I/O_GV card has a more advanced multiplexer 17451694Sroger * and requires special handling. 17551694Sroger */ 176110237Sorion if ( bktr->bt848_card == CARD_IO_BCTV2 ) { 177110237Sorion set_bctv2_audio( bktr ); 17851694Sroger return( 0 ); 17951694Sroger } 18051694Sroger 18151694Sroger /* Proceed with the simpler audio multiplexer code for the majority 18251694Sroger * of Bt848 cards. 18351694Sroger */ 18451694Sroger 18551694Sroger /* 18651694Sroger * Leave the upper bits of the GPIO port alone in case they control 18751694Sroger * something like the dbx or teletext chips. This doesn't guarantee 18851694Sroger * success, but follows the rule of least astonishment. 18951694Sroger */ 19051694Sroger 19151694Sroger if ( bktr->audio_mute_state == TRUE ) { 19251694Sroger#ifdef BKTR_REVERSEMUTE 19351694Sroger idx = 0; 19451694Sroger#else 19551694Sroger idx = 3; 19651694Sroger#endif 19751694Sroger 19851694Sroger if (bktr->reverse_mute ) 19951694Sroger idx = 3; 20051694Sroger else 20151694Sroger idx = 0; 20251694Sroger 20351694Sroger } 20451694Sroger else 20551694Sroger idx = bktr->audio_mux_select; 20651694Sroger 20768071Sroger 20859014Sroger temp = INL(bktr, BKTR_GPIO_DATA) & ~bktr->card.gpio_mux_bits; 20951694Sroger#if defined( AUDIOMUX_DISCOVER ) 21059014Sroger OUTL(bktr, BKTR_GPIO_DATA, temp | (cmd & 0xff)); 21162112Sroger printf("%s: cmd: %d audio mux %x temp %x \n", bktr_name(bktr), 21268071Sroger cmd, bktr->card.audiomuxs[ idx ], temp ); 21351694Sroger#else 21459014Sroger OUTL(bktr, BKTR_GPIO_DATA, temp | bktr->card.audiomuxs[ idx ]); 21551694Sroger#endif /* AUDIOMUX_DISCOVER */ 21651694Sroger 21768071Sroger 21868071Sroger 21968071Sroger /* Some new Hauppauge cards do not have an audio mux */ 22068071Sroger /* Instead we use the MSP34xx chip to select TV audio, Line-In */ 22168071Sroger /* FM Radio and Mute */ 22268071Sroger /* Examples of this are the Hauppauge 44xxx MSP34xx models */ 22368071Sroger /* It is ok to drive both the mux and the MSP34xx chip. */ 22468071Sroger /* If there is no mux, the MSP does the switching of the audio source */ 22568071Sroger /* If there is a mux, it does the switching of the audio source */ 22668071Sroger 22768071Sroger if ((bktr->card.msp3400c) && (bktr->audio_mux_present == 0)) { 22868071Sroger 22968071Sroger if (bktr->audio_mute_state == TRUE ) { 23068071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000, 0x0000); /* volume to MUTE */ 23168071Sroger } else { 23268071Sroger if(bktr->audio_mux_select == 0) { /* TV Tuner */ 23368071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000, 0x7300); /* 0 db volume */ 23468071Sroger if (bktr->msp_source_selected != 0) msp_autodetect(bktr); /* setup TV audio mode */ 23568071Sroger bktr->msp_source_selected = 0; 23668071Sroger } 23768071Sroger if(bktr->audio_mux_select == 1) { /* Line In */ 23868071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000, 0x7300); /* 0 db volume */ 23968071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000d, 0x1900); /* scart prescale */ 24068071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008, 0x0220); /* SCART | STEREO */ 24168071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0013, 0x0000); /* DSP In = SC1_IN_L/R */ 24268071Sroger bktr->msp_source_selected = 1; 24368071Sroger } 24468071Sroger 24568071Sroger if(bktr->audio_mux_select == 2) { /* FM Radio */ 24668071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000, 0x7300); /* 0 db volume */ 24768071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000d, 0x1900); /* scart prescale */ 24868071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008, 0x0220); /* SCART | STEREO */ 24968071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0013, 0x0200); /* DSP In = SC2_IN_L/R */ 25068071Sroger bktr->msp_source_selected = 2; 25168071Sroger } 25268071Sroger } 25368071Sroger } 25468071Sroger 25568071Sroger 25651694Sroger return( 0 ); 25751694Sroger} 25851694Sroger 25951694Sroger 26051694Sroger/* 26151694Sroger * 26251694Sroger */ 26351694Srogervoid 26451694Srogertemp_mute( bktr_ptr_t bktr, int flag ) 26551694Sroger{ 26651694Sroger static int muteState = FALSE; 26751694Sroger 26851694Sroger if ( flag == TRUE ) { 26951694Sroger muteState = bktr->audio_mute_state; 27051694Sroger set_audio( bktr, AUDIO_MUTE ); /* prevent 'click' */ 27151694Sroger } 27251694Sroger else { 27351694Sroger tsleep( BKTR_SLEEP, PZERO, "tuning", hz/8 ); 27451694Sroger if ( muteState == FALSE ) 27551694Sroger set_audio( bktr, AUDIO_UNMUTE ); 27651694Sroger } 27751694Sroger} 27851694Sroger 27951694Sroger/* address of BTSC/SAP decoder chip */ 28051694Sroger#define TDA9850_WADDR 0xb6 28151694Sroger#define TDA9850_RADDR 0xb7 28251694Sroger 28351694Sroger 28451694Sroger/* registers in the TDA9850 BTSC/dbx chip */ 28551694Sroger#define CON1ADDR 0x04 28651694Sroger#define CON2ADDR 0x05 28751694Sroger#define CON3ADDR 0x06 28851694Sroger#define CON4ADDR 0x07 28951694Sroger#define ALI1ADDR 0x08 29051694Sroger#define ALI2ADDR 0x09 29151694Sroger#define ALI3ADDR 0x0a 29251694Sroger 29351694Sroger/* 29451694Sroger * initialise the dbx chip 29551694Sroger * taken from the Linux bttv driver TDA9850 initialisation code 29651694Sroger */ 29751694Srogervoid 29851694Srogerinit_BTSC( bktr_ptr_t bktr ) 29951694Sroger{ 30051694Sroger i2cWrite(bktr, TDA9850_WADDR, CON1ADDR, 0x08); /* noise threshold st */ 30151694Sroger i2cWrite(bktr, TDA9850_WADDR, CON2ADDR, 0x08); /* noise threshold sap */ 30251694Sroger i2cWrite(bktr, TDA9850_WADDR, CON3ADDR, 0x40); /* stereo mode */ 30351694Sroger i2cWrite(bktr, TDA9850_WADDR, CON4ADDR, 0x07); /* 0 dB input gain? */ 30451694Sroger i2cWrite(bktr, TDA9850_WADDR, ALI1ADDR, 0x10); /* wideband alignment? */ 30551694Sroger i2cWrite(bktr, TDA9850_WADDR, ALI2ADDR, 0x10); /* spectral alignment? */ 30651694Sroger i2cWrite(bktr, TDA9850_WADDR, ALI3ADDR, 0x03); 30751694Sroger} 30851694Sroger 30951694Sroger/* 31051694Sroger * setup the dbx chip 31151694Sroger * XXX FIXME: alot of work to be done here, this merely unmutes it. 31251694Sroger */ 31351694Srogerint 31451694Srogerset_BTSC( bktr_ptr_t bktr, int control ) 31551694Sroger{ 31651694Sroger return( i2cWrite( bktr, TDA9850_WADDR, CON3ADDR, control ) ); 31751694Sroger} 31851694Sroger 31951694Sroger/* 320110237Sorion * CARD_GV_BCTV2 specific functions. 32151694Sroger */ 32251694Sroger 323110237Sorion#define BCTV2_AUDIO_MAIN 0x10 /* main audio program */ 324110237Sorion#define BCTV2_AUDIO_SUB 0x20 /* sub audio program */ 325110237Sorion#define BCTV2_AUDIO_BOTH 0x30 /* main(L) + sub(R) program */ 32651694Sroger 327110237Sorion#define BCTV2_GPIO_REG0 1 328110237Sorion#define BCTV2_GPIO_REG1 3 32951694Sroger 330110237Sorion#define BCTV2_GR0_AUDIO_MODE 3 331110237Sorion#define BCTV2_GR0_AUDIO_MAIN 0 /* main program */ 332110237Sorion#define BCTV2_GR0_AUDIO_SUB 3 /* sub program */ 333110237Sorion#define BCTV2_GR0_AUDIO_BOTH 1 /* main(L) + sub(R) */ 334110237Sorion#define BCTV2_GR0_AUDIO_MUTE 4 /* audio mute */ 335110237Sorion#define BCTV2_GR0_AUDIO_MONO 8 /* force mono */ 33651694Sroger 33751694Srogervoid 338110237Sorionset_bctv2_audio( bktr_ptr_t bktr ) 33951694Sroger{ 34051694Sroger int data; 34151694Sroger 34251694Sroger switch (bktr->audio_mux_select) { 34351694Sroger case 1: /* external */ 34451694Sroger case 2: /* internal */ 345110237Sorion bctv2_gpio_write(bktr, BCTV2_GPIO_REG1, 0); 34651694Sroger break; 34751694Sroger default: /* tuner */ 348110237Sorion bctv2_gpio_write(bktr, BCTV2_GPIO_REG1, 1); 34951694Sroger break; 35051694Sroger } 35151694Sroger/* switch (bktr->audio_sap_select) { */ 352110237Sorion switch (BCTV2_AUDIO_BOTH) { 353110237Sorion case BCTV2_AUDIO_SUB: 354110237Sorion data = BCTV2_GR0_AUDIO_SUB; 35551694Sroger break; 356110237Sorion case BCTV2_AUDIO_BOTH: 357110237Sorion data = BCTV2_GR0_AUDIO_BOTH; 35851694Sroger break; 359110237Sorion case BCTV2_AUDIO_MAIN: 36051694Sroger default: 361110237Sorion data = BCTV2_GR0_AUDIO_MAIN; 36251694Sroger break; 36351694Sroger } 36451694Sroger if (bktr->audio_mute_state == TRUE) 365110237Sorion data |= BCTV2_GR0_AUDIO_MUTE; 36651694Sroger 367110237Sorion bctv2_gpio_write(bktr, BCTV2_GPIO_REG0, data); 36851694Sroger 36951694Sroger return; 37051694Sroger} 37151694Sroger 37251694Sroger/* gpio_data bit assignment */ 373110237Sorion#define BCTV2_GPIO_ADDR_MASK 0x000300 374110237Sorion#define BCTV2_GPIO_WE 0x000400 375110237Sorion#define BCTV2_GPIO_OE 0x000800 376110237Sorion#define BCTV2_GPIO_VAL_MASK 0x00f000 37751694Sroger 378110237Sorion#define BCTV2_GPIO_PORT_MASK 3 379110237Sorion#define BCTV2_GPIO_ADDR_SHIFT 8 380110237Sorion#define BCTV2_GPIO_VAL_SHIFT 12 38151694Sroger 38251694Sroger/* gpio_out_en value for read/write */ 383110237Sorion#define BCTV2_GPIO_OUT_RMASK 0x000f00 384110237Sorion#define BCTV2_GPIO_OUT_WMASK 0x00ff00 38551694Sroger 386110237Sorion#define BCTV2_BITS 100 38751694Sroger 38851694Srogervoid 389110237Sorionbctv2_gpio_write( bktr_ptr_t bktr, int port, int val ) 39051694Sroger{ 39151694Sroger u_long data, outbits; 39251694Sroger 393110237Sorion port &= BCTV2_GPIO_PORT_MASK; 39451694Sroger switch (port) { 39551694Sroger case 1: 39651694Sroger case 3: 397110237Sorion data = ((val << BCTV2_GPIO_VAL_SHIFT) & BCTV2_GPIO_VAL_MASK) | 398110237Sorion ((port << BCTV2_GPIO_ADDR_SHIFT) & BCTV2_GPIO_ADDR_MASK) | 399110237Sorion BCTV2_GPIO_WE | BCTV2_GPIO_OE; 400110237Sorion outbits = BCTV2_GPIO_OUT_WMASK; 40151694Sroger break; 40251694Sroger default: 40351694Sroger return; 40451694Sroger } 40559014Sroger OUTL(bktr, BKTR_GPIO_OUT_EN, 0); 40659014Sroger OUTL(bktr, BKTR_GPIO_DATA, data); 40759014Sroger OUTL(bktr, BKTR_GPIO_OUT_EN, outbits); 408110237Sorion DELAY(BCTV2_BITS); 409110237Sorion OUTL(bktr, BKTR_GPIO_DATA, data & ~BCTV2_GPIO_WE); 410110237Sorion DELAY(BCTV2_BITS); 41159014Sroger OUTL(bktr, BKTR_GPIO_DATA, data); 412110237Sorion DELAY(BCTV2_BITS); 41359014Sroger OUTL(bktr, BKTR_GPIO_DATA, ~0); 41459014Sroger OUTL(bktr, BKTR_GPIO_OUT_EN, 0); 41551694Sroger} 41651694Sroger 41751694Sroger/* Not yet used 41851694Srogerint 419110237Sorionbctv2_gpio_read( bktr_ptr_t bktr, int port ) 42051694Sroger{ 42151694Sroger u_long data, outbits, ret; 42251694Sroger 423110237Sorion port &= BCTV2_GPIO_PORT_MASK; 42451694Sroger switch (port) { 42551694Sroger case 1: 42651694Sroger case 3: 427110237Sorion data = ((port << BCTV2_GPIO_ADDR_SHIFT) & BCTV2_GPIO_ADDR_MASK) | 428110237Sorion BCTV2_GPIO_WE | BCTV2_GPIO_OE; 429110237Sorion outbits = BCTV2_GPIO_OUT_RMASK; 43051694Sroger break; 43151694Sroger default: 43251694Sroger return( -1 ); 43351694Sroger } 43459014Sroger OUTL(bktr, BKTR_GPIO_OUT_EN, 0); 43559014Sroger OUTL(bktr, BKTR_GPIO_DATA, data); 43659014Sroger OUTL(bktr, BKTR_GPIO_OUT_EN, outbits); 437110237Sorion DELAY(BCTV2_BITS); 438110237Sorion OUTL(bktr, BKTR_GPIO_DATA, data & ~BCTV2_GPIO_OE); 439110237Sorion DELAY(BCTV2_BITS); 44059014Sroger ret = INL(bktr, BKTR_GPIO_DATA); 441110237Sorion DELAY(BCTV2_BITS); 44259014Sroger OUTL(bktr, BKTR_GPIO_DATA, data); 443110237Sorion DELAY(BCTV2_BITS); 44459014Sroger OUTL(bktr, BKTR_GPIO_DATA, ~0); 44559014Sroger OUTL(bktr, BKTR_GPIO_OUT_EN, 0); 446110237Sorion return( (ret & BCTV2_GPIO_VAL_MASK) >> BCTV2_GPIO_VAL_SHIFT ); 44751694Sroger} 44851694Sroger*/ 44951694Sroger 45051694Sroger/* 45151694Sroger * setup the MSP34xx Stereo Audio Chip 45251694Sroger * This uses the Auto Configuration Option on MSP3410D and MSP3415D chips 45351694Sroger * and DBX mode selection for MSP3430G chips. 45451694Sroger * For MSP3400C support, the full programming sequence is required and is 45551694Sroger * not yet supported. 45651694Sroger */ 45751694Sroger 45851694Sroger/* Read the MSP version string */ 45951694Srogervoid msp_read_id( bktr_ptr_t bktr ){ 46051694Sroger int rev1=0, rev2=0; 46152593Sroger rev1 = msp_dpl_read(bktr, bktr->msp_addr, 0x12, 0x001e); 46252593Sroger rev2 = msp_dpl_read(bktr, bktr->msp_addr, 0x12, 0x001f); 46351694Sroger 46451694Sroger sprintf(bktr->msp_version_string, "34%02d%c-%c%d", 46551694Sroger (rev2>>8)&0xff, (rev1&0xff)+'@', ((rev1>>8)&0xff)+'@', rev2&0x1f); 46651694Sroger 46751694Sroger} 46851694Sroger 46951694Sroger 47059014Sroger/* Configure the MSP chip to Auto-detect the audio format. 47159014Sroger * For the MSP3430G, we use fast autodetect mode 47259014Sroger * For the MSP3410/3415 there are two schemes for this 47359014Sroger * a) Fast autodetection - the chip is put into autodetect mode, and the function 47459014Sroger * returns immediatly. This works in most cases and is the Default Mode. 47559014Sroger * b) Slow mode. The function sets the MSP3410/3415 chip, then waits for feedback from 47659014Sroger * the chip and re-programs it if needed. 47759014Sroger */ 47851694Srogervoid msp_autodetect( bktr_ptr_t bktr ) { 479118819Salex 480118819Salex#ifdef BKTR_NEW_MSP34XX_DRIVER 481118819Salex 482118819Salex /* Just wake up the (maybe) sleeping thread, it'll do everything for us */ 483118819Salex msp_wake_thread(bktr); 484118819Salex 485118819Salex#else 48659014Sroger int auto_detect, loops; 48759014Sroger int stereo; 48851694Sroger 48959014Sroger /* MSP3430G - countries with mono and DBX stereo */ 49051694Sroger if (strncmp("3430G", bktr->msp_version_string, 5) == 0){ 49151694Sroger 49252593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x10, 0x0030,0x2003);/* Enable Auto format detection */ 49352593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x10, 0x0020,0x0020);/* Standard Select Reg. = BTSC-Stereo*/ 49452593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000E,0x2403);/* darned if I know */ 49552593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008,0x0320);/* Source select = (St or A) */ 49659014Sroger /* & Ch. Matrix = St */ 49752593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000,0x7300);/* Set volume to 0db gain */ 49859014Sroger } 49951694Sroger 50051694Sroger 501242692Skevlo /* MSP3415D SPECIAL CASE Use the Tuner's Mono audio output for the MSP */ 50268071Sroger /* (for Hauppauge 44xxx card with Tuner Type 0x2a) */ 50368071Sroger else if ( ( (strncmp("3415D", bktr->msp_version_string, 5) == 0) 50468071Sroger &&(bktr->msp_use_mono_source == 1) 50568071Sroger ) 50668071Sroger || (bktr->slow_msp_audio == 2) ){ 50768071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000, 0x7300); /* 0 db volume */ 50868071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000d, 0x1900); /* scart prescale */ 50968071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008, 0x0220); /* SCART | STEREO */ 51068071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0013, 0x0100); /* DSP In = MONO IN */ 51168071Sroger } 51268071Sroger 51368071Sroger 51459014Sroger /* MSP3410/MSP3415 - countries with mono, stereo using 2 FM channels and NICAM */ 51559014Sroger /* FAST sound scheme */ 51668071Sroger else if (bktr->slow_msp_audio == 0) { 51752593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000,0x7300);/* Set volume to 0db gain */ 51868071Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008,0x0000);/* Spkr Source = default(FM/AM) */ 51952593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x10, 0x0020,0x0001);/* Enable Auto format detection */ 52052593Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x10, 0x0021,0x0001);/* Auto selection of NICAM/MONO mode */ 52151694Sroger } 52251694Sroger 52359014Sroger 52459014Sroger /* MSP3410/MSP3415 - European Countries where the fast MSP3410/3415 programming fails */ 52559014Sroger /* SLOW sound scheme */ 52668071Sroger else if ( bktr->slow_msp_audio == 1) { 52759014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0000,0x7300);/* Set volume to 0db gain */ 52859014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x10, 0x0020,0x0001);/* Enable Auto format detection */ 52959014Sroger 53059014Sroger /* wait for 0.5s max for terrestrial sound autodetection */ 53159014Sroger loops = 10; 53259014Sroger do { 53359014Sroger DELAY(100000); 53459014Sroger auto_detect = msp_dpl_read(bktr, bktr->msp_addr, 0x10, 0x007e); 53559014Sroger loops++; 53659014Sroger } while (auto_detect > 0xff && loops < 50); 53762112Sroger if (bootverbose)printf ("%s: Result of autodetect after %dms: %d\n", 53862112Sroger bktr_name(bktr), loops*10, auto_detect); 53959014Sroger 54059014Sroger /* Now set the audio baseband processing */ 54159014Sroger switch (auto_detect) { 54259014Sroger case 0: /* no TV sound standard detected */ 54359014Sroger break; 54459014Sroger case 2: /* M Dual FM */ 54559014Sroger break; 54659014Sroger case 3: /* B/G Dual FM; German stereo */ 54759014Sroger /* Read the stereo detection value from DSP reg 0x0018 */ 54859014Sroger DELAY(20000); 54959014Sroger stereo = msp_dpl_read(bktr, bktr->msp_addr, 0x12, 0x0018); 55062112Sroger if (bootverbose)printf ("%s: Stereo reg 0x18 a: %d\n", 55162112Sroger bktr_name(bktr), stereo); 55259014Sroger DELAY(20000); 55359014Sroger stereo = msp_dpl_read(bktr, bktr->msp_addr, 0x12, 0x0018); 55462112Sroger if (bootverbose)printf ("%s: Stereo reg 0x18 b: %d\n", 55562112Sroger bktr_name(bktr), stereo); 55659014Sroger DELAY(20000); 55759014Sroger stereo = msp_dpl_read(bktr, bktr->msp_addr, 0x12, 0x0018); 55862112Sroger if (bootverbose)printf ("%s: Stereo reg 0x18 c: %d\n", 55962112Sroger bktr_name(bktr), stereo); 56059014Sroger if (stereo > 0x0100 && stereo < 0x8000) { /* Seems to be stereo */ 56159014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008,0x0020);/* Loudspeaker set stereo*/ 56259014Sroger /* 56359014Sroger set spatial effect strength to 50% enlargement 56459014Sroger set spatial effect mode b, stereo basewidth enlargment only 56559014Sroger */ 56659014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0005,0x3f28); 56759014Sroger } else if (stereo > 0x8000) { /* bilingual mode */ 56862112Sroger if (bootverbose) printf ("%s: Bilingual mode detected\n", 56962112Sroger bktr_name(bktr)); 57059014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008,0x0000);/* Loudspeaker */ 57159014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0005,0x0000);/* all spatial effects off */ 57259014Sroger } else { /* must be mono */ 57359014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008,0x0030);/* Loudspeaker */ 57459014Sroger /* 57559014Sroger set spatial effect strength to 50% enlargement 57659014Sroger set spatial effect mode a, stereo basewidth enlargment 57759014Sroger and pseudo stereo effect with automatic high-pass filter 57859014Sroger */ 57959014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0005,0x3f08); 58059014Sroger } 58159014Sroger#if 0 58259014Sroger /* The reset value for Channel matrix mode is FM/AM and SOUNDA/LEFT */ 58359014Sroger /* We would like STEREO instead val: 0x0020 */ 58459014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0008,0x0020);/* Loudspeaker */ 58559014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0009,0x0020);/* Headphone */ 58659014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000a,0x0020);/* SCART1 */ 58759014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0041,0x0020);/* SCART2 */ 58859014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000b,0x0020);/* I2S */ 58959014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000c,0x0020);/* Quasi-Peak Detector Source */ 59059014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x000e,0x0001); 59159014Sroger#endif 59259014Sroger break; 59359014Sroger case 8: /* B/G FM NICAM */ 59459014Sroger msp_dpl_write(bktr, bktr->msp_addr, 0x10, 0x0021,0x0001);/* Auto selection of NICAM/MONO mode */ 59559014Sroger break; 59659014Sroger case 9: /* L_AM NICAM or D/K*/ 59759014Sroger case 10: /* i-FM NICAM */ 59859014Sroger break; 59959014Sroger default: 60062112Sroger if (bootverbose) printf ("%s: Unknown autodetection result value: %d\n", 60162112Sroger bktr_name(bktr), auto_detect); 60259014Sroger } 60359014Sroger 60459014Sroger } 60559014Sroger 60659014Sroger 60751694Sroger /* uncomment the following line to enable the MSP34xx 1Khz Tone Generator */ 60851694Sroger /* turn your speaker volume down low before trying this */ 60952593Sroger /* msp_dpl_write(bktr, bktr->msp_addr, 0x12, 0x0014, 0x7f40); */ 610118819Salex 611118819Salex#endif /* BKTR_NEW_MSP34XX_DRIVER */ 61251694Sroger} 61352593Sroger 61452593Sroger/* Read the DPL version string */ 61552593Srogervoid dpl_read_id( bktr_ptr_t bktr ){ 61652593Sroger int rev1=0, rev2=0; 61752593Sroger rev1 = msp_dpl_read(bktr, bktr->dpl_addr, 0x12, 0x001e); 61852593Sroger rev2 = msp_dpl_read(bktr, bktr->dpl_addr, 0x12, 0x001f); 61952593Sroger 62052593Sroger sprintf(bktr->dpl_version_string, "34%02d%c-%c%d", 62152593Sroger ((rev2>>8)&0xff)-1, (rev1&0xff)+'@', ((rev1>>8)&0xff)+'@', rev2&0x1f); 62252593Sroger} 62352593Sroger 62452593Sroger/* Configure the DPL chip to Auto-detect the audio format */ 62552593Srogervoid dpl_autodetect( bktr_ptr_t bktr ) { 62652593Sroger 62752593Sroger /* The following are empiric values tried from the DPL35xx data sheet */ 62852593Sroger msp_dpl_write(bktr, bktr->dpl_addr, 0x12, 0x000c,0x0320); /* quasi peak detector source dolby 62952593Sroger lr 0x03xx; quasi peak detector matrix 63052593Sroger stereo 0xXX20 */ 63152593Sroger msp_dpl_write(bktr, bktr->dpl_addr, 0x12, 0x0040,0x0060); /* Surround decoder mode; 63252593Sroger ADAPTIVE/3D-PANORAMA, that means two 63352593Sroger speakers and no center speaker, all 63452593Sroger channels L/R/C/S mixed to L and R */ 63552593Sroger msp_dpl_write(bktr, bktr->dpl_addr, 0x12, 0x0041,0x0620); /* surround source matrix;I2S2/STEREO*/ 63652593Sroger msp_dpl_write(bktr, bktr->dpl_addr, 0x12, 0x0042,0x1F00); /* surround delay 31ms max */ 63752593Sroger msp_dpl_write(bktr, bktr->dpl_addr, 0x12, 0x0043,0x0000); /* automatic surround input balance */ 63852593Sroger msp_dpl_write(bktr, bktr->dpl_addr, 0x12, 0x0044,0x4000); /* surround spatial effect 50% 63952593Sroger recommended*/ 64052593Sroger msp_dpl_write(bktr, bktr->dpl_addr, 0x12, 0x0045,0x5400); /* surround panorama effect 66% 64152593Sroger recommended with PANORAMA mode 64252593Sroger in 0x0040 set to panorama */ 64352593Sroger} 64452593Sroger 645