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/*
* Main detection routines
* Copyright (c) by Jaroslav Kysela <perex@jcu.cz>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#define SND_MAIN_OBJECT_FILE
#include "driver.h"
#include "sndpci.h"
#include "info.h"
#include <stdarg.h>
#define SND_DETECT_VERSION "1.1"
#define SND_DETECT_BUFFER_SIZE (32 * 1024)
typedef int (*snd_isa_probe)( snd_card_t *card, char *name, unsigned int *type, unsigned short *port );
extern int snd_detect_interwave( snd_card_t *card, char *name, unsigned int *type, unsigned short *port );
extern int snd_detect_gus( snd_card_t *card, char *name, unsigned int *type, unsigned short *port );
extern int snd_detect_es1688( snd_card_t *card, char *name, unsigned int *type, unsigned short *port );
extern int snd_detect_sb( snd_card_t *card, char *name, unsigned int *type, unsigned short *port );
static snd_info_entry_t *snd_detect_info_entry = NULL;
static snd_isa_probe snd_isa_probes[] = {
snd_detect_es1688,
snd_detect_interwave,
snd_detect_gus,
snd_detect_sb,
};
#define SND_DETECT_ISA_COUNT (sizeof(snd_isa_probes)/sizeof(void *))
#ifdef CONFIG_PCI
struct snd_pci_probe {
unsigned int vendor;
unsigned int device;
unsigned int type;
char *name;
};
static struct snd_pci_probe snd_pci_probes[] = {
{ 0x1274, 0x5000, SND_CARD_TYPE_ES1370, "Ensoniq AudioPCI ES1370" },
{ 0x1274, 0x1371, SND_CARD_TYPE_ES1371, "Ensoniq AudioPCI ES1371" },
{ 0x5333, 0xca00, SND_CARD_TYPE_S3_SONICVIBES, "S3 SonicVibes" },
};
#define SND_DETECT_PCI_COUNT (sizeof(snd_pci_probes)/sizeof(struct snd_pci_probe))
#endif
static void snd_detect_use_inc( snd_card_t *card )
{
MOD_INC_USE_COUNT;
}
static void snd_detect_use_dec( snd_card_t *card )
{
MOD_DEC_USE_COUNT;
}
static void snd_detect_read( snd_info_buffer_t *buffer, void *private_data )
{
int idx, cardidx;
snd_card_t *cards[ SND_CARDS ]; /* detected cards */
char name[64];
unsigned int type;
unsigned short port;
#ifdef CONFIG_PCI
struct snd_pci_dev pcidev;
#endif
buffer -> curr = buffer -> buffer;
*buffer -> buffer = 0;
snd_iprintf( buffer, "Version: " SND_DETECT_VERSION "\n" );
if ( snd_cards_count > 0 ) {
buffer -> error = -EBUSY;
return;
}
memset( &cards, 0, sizeof( cards ) );
cardidx = 0;
for ( idx = 0; idx < SND_CARDS; idx++ ) {
cards[ idx ] = snd_card_new( idx + 1, NULL, snd_detect_use_inc, snd_detect_use_dec );
if ( !cards[ idx ] ) {
for ( idx = 0; idx < SND_CARDS; idx++ ) {
if ( cards[ idx ] ) snd_card_free( cards[ idx ] );
}
buffer -> error = -ENOMEM;
return;
}
}
for ( idx = 0; cardidx < SND_CARDS && idx < SND_DETECT_ISA_COUNT; idx++ ) {
while ( !snd_isa_probes[ idx ]( cards[ cardidx ], name, &type, &port ) ) {
snd_iprintf( buffer, "ISA#0x%x#%s#0x%x\n", type, name, port );
cardidx++;
}
}
for ( idx = 0; idx < SND_CARDS; idx++ ) {
if ( cards[ idx ] ) snd_card_free( cards[ idx ] );
}
#ifdef CONFIG_PCI
for ( idx = 0; idx < SND_DETECT_PCI_COUNT; idx++ ) {
for ( cardidx = 0; cardidx < 8; cardidx++ ) {
if ( snd_pci_find_device( snd_pci_probes[ idx ].vendor, snd_pci_probes[ idx ].device, cardidx, &pcidev ) < 0 ) break;
snd_iprintf( buffer, "PCI#0x%x#%s#%i#%i#%i\n", snd_pci_probes[ idx ].type, snd_pci_probes[ idx ].name, pcidev.bus, PCI_SLOT( pcidev.devfn ), PCI_FUNC( pcidev.devfn ) );
}
}
#endif
}
static int snd_detect_info_init( void )
{
snd_info_entry_t *entry;
entry = snd_info_create_entry( NULL, "detect" );
if ( !entry ) return -ENOMEM;
entry -> t.text.read_size = PAGE_SIZE;
entry -> t.text.read = snd_detect_read;
if ( snd_info_register( entry ) < 0 ) {
snd_info_free_entry( entry );
return -ENOMEM;
}
snd_detect_info_entry = entry;
return 0;
}
static int snd_detect_info_done( void )
{
if ( snd_detect_info_entry )
snd_info_unregister( snd_detect_info_entry );
return 0;
}
int init_module( void )
{
#ifndef LINUX_2_1
register_symtab( NULL );
#endif
return snd_detect_info_init();
}
void cleanup_module( void )
{
snd_detect_info_done();
}
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