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**********************************************************************
* main.c - Creative EMU10K1 audio driver
* Copyright 1999, 2000 Creative Labs, Inc.
*
**********************************************************************
*
* Date Author Summary of changes
* ---- ------ ------------------
* October 20, 1999 Bertrand Lee base code release
* November 2, 1999 Alan Cox cleaned up stuff
*
**********************************************************************
*
* 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.
*
**********************************************************************
*
* Supported devices:
* /dev/dsp: Standard /dev/dsp device, OSS-compatible
* /dev/mixer: Standard /dev/mixer device, OSS-compatible
* /dev/midi: Raw MIDI UART device, mostly OSS-compatible
*
* Revision history:
* 0.1 beta Initial release
* 0.2 Lowered initial mixer vol. Improved on stuttering wave playback. Added MIDI UART support.
* 0.3 Fixed mixer routing bug, added APS, joystick support.
* 0.4 Added rear-channel, SPDIF support.
* 0.5 Source cleanup, SMP fixes, multiopen support, 64 bit arch fixes,
* moved bh's to tasklets, moved to the new PCI driver initialization style.
* 0.6 Make use of pci_alloc_consistent, improve compatibility layer for 2.2 kernels,
* code reorganization and cleanup.
* 0.7 Support for the Emu-APS. Bug fixes for voice cache setup, mmaped sound + poll().
* Support for setting external TRAM size.
*
**********************************************************************
*/
/* These are only included once per module */
#include <linux/version.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/delay.h>
#include "hwaccess.h"
#include "8010.h"
#include "efxmgr.h"
#include "cardwo.h"
#include "cardwi.h"
#include "cardmo.h"
#include "cardmi.h"
#include "recmgr.h"
#include "ecard.h"
#define DRIVER_VERSION "0.7"
/* FIXME: is this right? */
/* does the card support 32 bit bus master?*/
#define EMU10K1_DMA_MASK 0xffffffff /* DMA buffer mask for pci_alloc_consist */
#ifndef PCI_VENDOR_ID_CREATIVE
#define PCI_VENDOR_ID_CREATIVE 0x1102
#endif
#ifndef PCI_DEVICE_ID_CREATIVE_EMU10K1
#define PCI_DEVICE_ID_CREATIVE_EMU10K1 0x0002
#endif
#define EMU_APS_SUBID 0x40011102
enum {
EMU10K1 = 0,
};
static char *card_names[] __devinitdata = {
"EMU10K1",
};
static struct pci_device_id emu10k1_pci_tbl[] = {
{PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_EMU10K1,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, EMU10K1},
{0,}
};
MODULE_DEVICE_TABLE(pci, emu10k1_pci_tbl);
/* Global var instantiation */
LIST_HEAD(emu10k1_devs);
extern struct file_operations emu10k1_audio_fops;
extern struct file_operations emu10k1_mixer_fops;
extern struct file_operations emu10k1_midi_fops;
extern void emu10k1_interrupt(int, void *, struct pt_regs *s);
extern int emu10k1_mixer_wrch(struct emu10k1_card *, unsigned int, int);
static void __devinit audio_init(struct emu10k1_card *card)
{
/* Assign default playback voice parameters */
/* mono voice */
card->waveout.send_a[0] = 0x00;
card->waveout.send_b[0] = 0xff;
card->waveout.send_c[0] = 0xff;
card->waveout.send_d[0] = 0x00;
card->waveout.send_routing[0] = 0xd01c;
/* stereo voice */
card->waveout.send_a[1] = 0x00;
card->waveout.send_b[1] = 0x00;
card->waveout.send_c[1] = 0xff;
card->waveout.send_d[1] = 0x00;
card->waveout.send_routing[1] = 0xd01c;
card->waveout.send_a[2] = 0x00;
card->waveout.send_b[2] = 0xff;
card->waveout.send_c[2] = 0x00;
card->waveout.send_d[2] = 0x00;
card->waveout.send_routing[2] = 0xd01c;
/* Assign default recording parameters */
if(card->isaps)
card->wavein.recsrc = WAVERECORD_FX;
else
card->wavein.recsrc = WAVERECORD_AC97;
card->wavein.fxwc = 0x0003;
return;
}
static void __devinit mixer_init(struct emu10k1_card *card)
{
int count;
struct initvol {
int mixch;
int vol;
} initvol[] = {
{
SOUND_MIXER_VOLUME, 0x5050}, {
SOUND_MIXER_OGAIN, 0x3232}, {
SOUND_MIXER_SPEAKER, 0x3232}, {
SOUND_MIXER_PHONEIN, 0x3232}, {
SOUND_MIXER_MIC, 0x0000}, {
SOUND_MIXER_LINE, 0x0000}, {
SOUND_MIXER_CD, 0x4b4b}, {
SOUND_MIXER_LINE1, 0x4b4b}, {
SOUND_MIXER_LINE3, 0x3232}, {
SOUND_MIXER_DIGITAL1, 0x6464}, {
SOUND_MIXER_DIGITAL2, 0x6464}, {
SOUND_MIXER_PCM, 0x6464}, {
SOUND_MIXER_RECLEV, 0x0404}, {
SOUND_MIXER_TREBLE, 0x3232}, {
SOUND_MIXER_BASS, 0x3232}, {
SOUND_MIXER_LINE2, 0x4b4b}};
int initdig[] = { 0, 1, 2, 3, 6, 7, 18, 19, 20, 21, 24, 25, 72, 73, 74, 75, 78, 79,
94, 95
};
for (count = 0; count < sizeof(card->digmix) / sizeof(card->digmix[0]); count++) {
card->digmix[count] = 0x80000000;
sblive_writeptr(card, FXGPREGBASE + 0x10 + count, 0, 0);
}
card->modcnt = 0; // Should this be here or in open() ?
if (!card->isaps) {
for (count = 0; count < sizeof(initdig) / sizeof(initdig[0]); count++) {
card->digmix[initdig[count]] = 0x7fffffff;
sblive_writeptr(card, FXGPREGBASE + 0x10 + initdig[count], 0, 0x7fffffff);
}
/* Reset */
sblive_writeac97(card, AC97_RESET, 0);
#if 0
/* Check status word */
{
u16 reg;
sblive_readac97(card, AC97_RESET, ®);
DPD(2, "RESET 0x%x\n", reg);
sblive_readac97(card, AC97_MASTERTONE, ®);
DPD(2, "MASTER_TONE 0x%x\n", reg);
}
#endif
/* Set default recording source to mic in */
sblive_writeac97(card, AC97_RECORDSELECT, 0);
/* Set default AC97 "PCM" volume to acceptable max */
//sblive_writeac97(card, AC97_PCMOUTVOLUME, 0);
//sblive_writeac97(card, AC97_LINE2, 0);
}
/* Set default volumes for all mixer channels */
for (count = 0; count < sizeof(initvol) / sizeof(initvol[0]); count++) {
emu10k1_mixer_wrch(card, initvol[count].mixch, initvol[count].vol);
}
return;
}
static int __devinit midi_init(struct emu10k1_card *card)
{
if ((card->mpuout = kmalloc(sizeof(struct emu10k1_mpuout), GFP_KERNEL))
== NULL) {
printk(KERN_WARNING "emu10k1: Unable to allocate emu10k1_mpuout: out of memory\n");
return -1;
}
memset(card->mpuout, 0, sizeof(struct emu10k1_mpuout));
card->mpuout->intr = 1;
card->mpuout->status = FLAGS_AVAILABLE;
card->mpuout->state = CARDMIDIOUT_STATE_DEFAULT;
tasklet_init(&card->mpuout->tasklet, emu10k1_mpuout_bh, (unsigned long) card);
spin_lock_init(&card->mpuout->lock);
if ((card->mpuin = kmalloc(sizeof(struct emu10k1_mpuin), GFP_KERNEL)) == NULL) {
kfree(card->mpuout);
printk(KERN_WARNING "emu10k1: Unable to allocate emu10k1_mpuin: out of memory\n");
return -1;
}
memset(card->mpuin, 0, sizeof(struct emu10k1_mpuin));
card->mpuin->status = FLAGS_AVAILABLE;
tasklet_init(&card->mpuin->tasklet, emu10k1_mpuin_bh, (unsigned long) card->mpuin);
spin_lock_init(&card->mpuin->lock);
/* Reset the MPU port */
if (emu10k1_mpu_reset(card) < 0) {
ERROR();
return -1;
}
return 0;
}
static void __devinit voice_init(struct emu10k1_card *card)
{
int i;
for (i = 0; i < NUM_G; i++)
card->voicetable[i] = VOICE_USAGE_FREE;
return;
}
static void __devinit timer_init(struct emu10k1_card *card)
{
INIT_LIST_HEAD(&card->timers);
card->timer_delay = TIMER_STOPPED;
card->timer_lock = SPIN_LOCK_UNLOCKED;
return;
}
static void __devinit addxmgr_init(struct emu10k1_card *card)
{
u32 count;
for (count = 0; count < MAXPAGES; count++)
card->emupagetable[count] = 0;
/* Mark first page as used */
/* This page is reserved by the driver */
card->emupagetable[0] = 0x8001;
card->emupagetable[1] = MAXPAGES - 1;
return;
}
static void __devinit fx_init(struct emu10k1_card *card)
{
int i, j, k;
#ifdef TONE_CONTROL
int l;
#endif
u32 pc = 0;
for (i = 0; i < 512; i++)
OP(6, 0x40, 0x40, 0x40, 0x40);
for (i = 0; i < 256; i++)
sblive_writeptr_tag(card, 0,
FXGPREGBASE + i, 0,
TANKMEMADDRREGBASE + i, 0,
TAGLIST_END);
pc = 0;
for (j = 0; j < 2; j++) {
OP(4, 0x100, 0x40, j, 0x44);
OP(4, 0x101, 0x40, j + 2, 0x44);
for (i = 0; i < 6; i++) {
k = i * 18 + j;
OP(0, 0x102, 0x40, 0x110 + k, 0x100);
OP(0, 0x102, 0x102, 0x112 + k, 0x101);
OP(0, 0x102, 0x102, 0x114 + k, 0x10 + j);
OP(0, 0x102, 0x102, 0x116 + k, 0x12 + j);
OP(0, 0x102, 0x102, 0x118 + k, 0x14 + j);
OP(0, 0x102, 0x102, 0x11a + k, 0x16 + j);
OP(0, 0x102, 0x102, 0x11c + k, 0x18 + j);
OP(0, 0x102, 0x102, 0x11e + k, 0x1a + j);
#ifdef TONE_CONTROL
OP(0, 0x102, 0x102, 0x120 + k, 0x1c + j);
k = 0x1a0 + i * 8 + j * 4;
OP(0, 0x40, 0x40, 0x102, 0x180 + j);
OP(7, k + 1, k, k + 1, 0x184 + j);
OP(7, k, 0x102, k, 0x182 + j);
OP(7, k + 3, k + 2, k + 3, 0x188 + j);
OP(0, k + 2, 0x56, k + 2, 0x186 + j);
OP(6, k + 2, k + 2, k + 2, 0x40);
l = 0x1d0 + i * 8 + j * 4;
OP(0, 0x40, 0x40, k + 2, 0x190 + j);
OP(7, l + 1, l, l + 1, 0x194 + j);
OP(7, l, k + 2, l, 0x192 + j);
OP(7, l + 3, l + 2, l + 3, 0x198 + j);
OP(0, l + 2, 0x56, l + 2, 0x196 + j);
OP(4, l + 2, 0x40, l + 2, 0x46);
if ((i == 0) && !card->isaps)
OP(4, 0x20 + (i * 2) + j, 0x40, l + 2, 0x50); /* FIXME: Is this really needed? */
else
OP(6, 0x20 + (i * 2) + j, l + 2, 0x40, 0x40);
#else
OP(0, 0x20 + (i * 2) + j, 0x102, 0x120 + k, 0x1c + j);
#endif
}
}
sblive_writeptr(card, DBG, 0, 0);
return;
}
static int __devinit hw_init(struct emu10k1_card *card)
{
int nCh;
u32 pagecount; /* tmp */
/* Disable audio and lock cache */
emu10k1_writefn0(card, HCFG, HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE);
/* Reset recording buffers */
sblive_writeptr_tag(card, 0,
MICBS, ADCBS_BUFSIZE_NONE,
MICBA, 0,
FXBS, ADCBS_BUFSIZE_NONE,
FXBA, 0,
ADCBS, ADCBS_BUFSIZE_NONE,
ADCBA, 0,
TAGLIST_END);
/* Disable channel interrupt */
emu10k1_writefn0(card, INTE, 0);
sblive_writeptr_tag(card, 0,
CLIEL, 0,
CLIEH, 0,
SOLEL, 0,
SOLEH, 0,
TAGLIST_END);
/* Init envelope engine */
for (nCh = 0; nCh < NUM_G; nCh++) {
sblive_writeptr_tag(card, nCh,
DCYSUSV, 0,
IP, 0,
VTFT, 0xffff,
CVCF, 0xffff,
PTRX, 0,
CPF, 0,
CCR, 0,
PSST, 0,
DSL, 0x10,
CCCA, 0,
Z1, 0,
Z2, 0,
FXRT, 0xd01c0000,
ATKHLDM, 0,
DCYSUSM, 0,
IFATN, 0xffff,
PEFE, 0,
FMMOD, 0,
TREMFRQ, 24, /* 1 Hz */
FM2FRQ2, 24, /* 1 Hz */
TEMPENV, 0,
/*** These are last so OFF prevents writing ***/
LFOVAL2, 0,
LFOVAL1, 0,
ATKHLDV, 0,
ENVVOL, 0,
ENVVAL, 0,
TAGLIST_END);
}
/*
** Init to 0x02109204 :
** Clock accuracy = 0 (1000ppm)
** Sample Rate = 2 (48kHz)
** Audio Channel = 1 (Left of 2)
** Source Number = 0 (Unspecified)
** Generation Status = 1 (Original for Cat Code 12)
** Cat Code = 12 (Digital Signal Mixer)
** Mode = 0 (Mode 0)
** Emphasis = 0 (None)
** CP = 1 (Copyright unasserted)
** AN = 0 (Digital audio)
** P = 0 (Consumer)
*/
sblive_writeptr_tag(card, 0,
/* SPDIF0 */
SPCS0, (SPCS_CLKACCY_1000PPM | 0x002000000 |
SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS | 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT),
/* SPDIF1 */
SPCS1, (SPCS_CLKACCY_1000PPM | 0x002000000 |
SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS | 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT),
/* SPDIF2 & SPDIF3 */
SPCS2, (SPCS_CLKACCY_1000PPM | 0x002000000 |
SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS | 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT),
TAGLIST_END);
fx_init(card); /* initialize effects engine */
card->tankmem.size = 0;
card->virtualpagetable.size = MAXPAGES * sizeof(u32);
if ((card->virtualpagetable.addr = pci_alloc_consistent(card->pci_dev, card->virtualpagetable.size, &card->virtualpagetable.dma_handle)) ==
NULL) {
ERROR();
return -1;
}
card->silentpage.size = EMUPAGESIZE;
if ((card->silentpage.addr = pci_alloc_consistent(card->pci_dev, card->silentpage.size, &card->silentpage.dma_handle)) == NULL) {
ERROR();
pci_free_consistent(card->pci_dev, card->virtualpagetable.size, card->virtualpagetable.addr, card->virtualpagetable.dma_handle);
return -1;
}
for (pagecount = 0; pagecount < MAXPAGES; pagecount++)
((u32 *) card->virtualpagetable.addr)[pagecount] = (card->silentpage.dma_handle * 2) | pagecount;
/* Init page table & tank memory base register */
sblive_writeptr_tag(card, 0,
PTB, card->virtualpagetable.dma_handle,
TCB, 0,
TCBS, 0,
TAGLIST_END);
for (nCh = 0; nCh < NUM_G; nCh++) {
sblive_writeptr_tag(card, nCh,
MAPA, MAP_PTI_MASK | (card->silentpage.dma_handle * 2),
MAPB, MAP_PTI_MASK | (card->silentpage.dma_handle * 2),
TAGLIST_END);
}
/* Hokay, now enable the AUD bit */
/* Enable Audio = 1 */
/* Mute Disable Audio = 0 */
/* Lock Tank Memory = 1 */
/* Lock Sound Memory = 0 */
/* Auto Mute = 1 */
sblive_rmwac97(card, AC97_MASTERVOLUME, 0x8000, 0x8000);
sblive_writeac97(card, AC97_MASTERVOLUME, 0);
sblive_writeac97(card, AC97_PCMOUTVOLUME, 0);
if(card->model == 0x20 || card->model == 0xc400 ||
(card->model == 0x21 && card->chiprev < 6))
emu10k1_writefn0(card, HCFG, HCFG_AUDIOENABLE | HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE);
else
emu10k1_writefn0(card, HCFG, HCFG_AUDIOENABLE | HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE | HCFG_JOYENABLE);
/* FIXME: TOSLink detection */
card->has_toslink = 0;
/* tmp = sblive_readfn0(card, HCFG);
if (tmp & (HCFG_GPINPUT0 | HCFG_GPINPUT1)) {
sblive_writefn0(card, HCFG, tmp | 0x800);
udelay(512);
if (tmp != (sblive_readfn0(card, HCFG) & ~0x800)) {
card->has_toslink = 1;
sblive_writefn0(card, HCFG, tmp);
}
}
*/
return 0;
}
static int __devinit emu10k1_init(struct emu10k1_card *card)
{
/* Init Card */
if (hw_init(card) < 0)
return -1;
voice_init(card);
timer_init(card);
addxmgr_init(card);
DPD(2, " hw control register -> 0x%x\n", emu10k1_readfn0(card, HCFG));
return 0;
}
static void __devexit midi_exit(struct emu10k1_card *card)
{
tasklet_unlock_wait(&card->mpuout->tasklet);
kfree(card->mpuout);
tasklet_unlock_wait(&card->mpuin->tasklet);
kfree(card->mpuin);
return;
}
static void __devinit emu10k1_exit(struct emu10k1_card *card)
{
int ch;
emu10k1_writefn0(card, INTE, 0);
/** Shutdown the chip **/
for (ch = 0; ch < NUM_G; ch++)
sblive_writeptr(card, DCYSUSV, ch, 0);
for (ch = 0; ch < NUM_G; ch++) {
sblive_writeptr_tag(card, ch,
VTFT, 0,
CVCF, 0,
PTRX, 0,
CPF, 0,
TAGLIST_END);
}
/* Disable audio and lock cache */
emu10k1_writefn0(card, HCFG, HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE);
sblive_writeptr_tag(card, 0,
PTB, 0,
/* Reset recording buffers */
MICBS, ADCBS_BUFSIZE_NONE,
MICBA, 0,
FXBS, ADCBS_BUFSIZE_NONE,
FXBA, 0,
FXWC, 0,
ADCBS, ADCBS_BUFSIZE_NONE,
ADCBA, 0,
TCBS, 0,
TCB, 0,
DBG, 0x8000,
/* Disable channel interrupt */
CLIEL, 0,
CLIEH, 0,
SOLEL, 0,
SOLEH, 0,
TAGLIST_END);
pci_free_consistent(card->pci_dev, card->virtualpagetable.size, card->virtualpagetable.addr, card->virtualpagetable.dma_handle);
pci_free_consistent(card->pci_dev, card->silentpage.size, card->silentpage.addr, card->silentpage.dma_handle);
if(card->tankmem.size != 0)
pci_free_consistent(card->pci_dev, card->tankmem.size, card->tankmem.addr, card->tankmem.dma_handle);
return;
}
/* Driver initialization routine */
static int __devinit emu10k1_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
{
struct emu10k1_card *card;
u32 subsysvid;
if ((card = kmalloc(sizeof(struct emu10k1_card), GFP_KERNEL)) == NULL) {
printk(KERN_ERR "emu10k1: out of memory\n");
return -ENOMEM;
}
memset(card, 0, sizeof(struct emu10k1_card));
if (pci_set_dma_mask(pci_dev, EMU10K1_DMA_MASK)) {
printk(KERN_ERR "emu10k1: architecture does not support 32bit PCI busmaster DMA\n");
kfree(card);
return -ENODEV;
}
if (pci_enable_device(pci_dev)) {
kfree(card);
return -ENODEV;
}
pci_set_master(pci_dev);
card->iobase = pci_resource_start(pci_dev, 0);
card->length = pci_resource_len(pci_dev, 0);
if (request_region(card->iobase, card->length, card_names[pci_id->driver_data]) == NULL) {
printk(KERN_ERR "emu10k1: IO space in use\n");
kfree(card);
return -ENODEV;
}
pci_set_drvdata(pci_dev, card);
PCI_SET_DMA_MASK(pci_dev, EMU10K1_DMA_MASK);
card->irq = pci_dev->irq;
card->pci_dev = pci_dev;
/* Reserve IRQ Line */
if (request_irq(card->irq, emu10k1_interrupt, SA_SHIRQ, card_names[pci_id->driver_data], card)) {
printk(KERN_ERR "emu10k1: IRQ in use\n");
goto err_irq;
}
pci_read_config_byte(pci_dev, PCI_REVISION_ID, &card->chiprev);
pci_read_config_word(pci_dev, PCI_SUBSYSTEM_ID, &card->model);
printk(KERN_INFO "emu10k1: %s rev %d model 0x%x found, IO at 0x%04lx-0x%04lx, IRQ %d\n",
card_names[pci_id->driver_data], card->chiprev, card->model, card->iobase,
card->iobase + card->length - 1, card->irq);
pci_read_config_dword(pci_dev, PCI_SUBSYSTEM_VENDOR_ID, &subsysvid);
card->isaps = (subsysvid == EMU_APS_SUBID);
spin_lock_init(&card->lock);
init_MUTEX(&card->open_sem);
card->open_mode = 0;
init_waitqueue_head(&card->open_wait);
/* Register devices */
if ((card->audio_num = register_sound_dsp(&emu10k1_audio_fops, -1)) < 0) {
printk(KERN_ERR "emu10k1: cannot register first audio device!\n");
goto err_dev0;
}
if ((card->audio1_num = register_sound_dsp(&emu10k1_audio_fops, -1)) < 0) {
printk(KERN_ERR "emu10k1: cannot register second audio device!\n");
goto err_dev1;
}
if ((card->mixer_num = register_sound_mixer(&emu10k1_mixer_fops, -1)) < 0) {
printk(KERN_ERR "emu10k1: cannot register mixer device!\n");
goto err_dev2;
}
if ((card->midi_num = register_sound_midi(&emu10k1_midi_fops, -1)) < 0) {
printk(KERN_ERR "emu10k1: cannot register midi device!\n");
goto err_dev3;
}
if (emu10k1_init(card) < 0) {
printk(KERN_ERR "emu10k1: cannot initialize device!\n");
goto err_emu10k1_init;
}
if (midi_init(card) < 0) {
printk(KERN_ERR "emu10k1: cannot initialize midi!\n");
goto err_midi_init;
}
audio_init(card);
mixer_init(card);
if (card->isaps)
emu10k1_ecard_init(card);
list_add(&card->list, &emu10k1_devs);
return 0;
err_midi_init:
emu10k1_exit(card);
err_emu10k1_init:
unregister_sound_midi(card->midi_num);
err_dev3:
unregister_sound_mixer(card->mixer_num);
err_dev2:
unregister_sound_dsp(card->audio1_num);
err_dev1:
unregister_sound_dsp(card->audio_num);
err_dev0:
free_irq(card->irq, card);
err_irq:
release_region(card->iobase, card->length);
kfree(card);
return -ENODEV;
}
static void __devexit emu10k1_remove(struct pci_dev *pci_dev)
{
struct emu10k1_card *card = pci_get_drvdata(pci_dev);
midi_exit(card);
emu10k1_exit(card);
unregister_sound_midi(card->midi_num);
unregister_sound_mixer(card->mixer_num);
unregister_sound_dsp(card->audio1_num);
unregister_sound_dsp(card->audio_num);
free_irq(card->irq, card);
release_region(card->iobase, card->length);
list_del(&card->list);
kfree(card);
pci_set_drvdata(pci_dev, NULL);
}
MODULE_AUTHOR("Bertrand Lee, Cai Ying. (Email to: emu10k1-devel@opensource.creative.com)");
MODULE_DESCRIPTION("Creative EMU10K1 PCI Audio Driver v" DRIVER_VERSION "\nCopyright (C) 1999 Creative Technology Ltd.");
static struct pci_driver emu10k1_pci_driver = {
name:"emu10k1",
id_table:emu10k1_pci_tbl,
probe:emu10k1_probe,
remove:emu10k1_remove,
};
static int __init emu10k1_init_module(void)
{
printk(KERN_INFO "Creative EMU10K1 PCI Audio Driver, version " DRIVER_VERSION ", " __TIME__ " " __DATE__ "\n");
return pci_module_init(&emu10k1_pci_driver);
}
static void __exit emu10k1_cleanup_module(void)
{
pci_unregister_driver(&emu10k1_pci_driver);
return;
}
module_init(emu10k1_init_module);
module_exit(emu10k1_cleanup_module);
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