* some compile conditions.
*/
-static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
-static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
-static int playback_bufsize[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 16};
-static int capture_bufsize[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 16};
-static int force_ac97[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; /* disabled as default */
-static int buffer_top[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; /* not specified */
-static int use_cache[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; /* disabled */
-static int vaio_hack[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; /* disabled */
-static int reset_workaround[SNDRV_CARDS];
-
-module_param_array(index, int, NULL, 0444);
+static int index = SNDRV_DEFAULT_IDX1; /* Index */
+static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
+static int playback_bufsize = 16;
+static int capture_bufsize = 16;
+static int force_ac97; /* disabled as default */
+static int buffer_top; /* not specified */
+static int use_cache; /* disabled */
+static int vaio_hack; /* disabled */
+static int reset_workaround;
+static int reset_workaround_2;
+
+module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard.");
-module_param_array(id, charp, NULL, 0444);
+module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
-module_param_array(enable, bool, NULL, 0444);
-MODULE_PARM_DESC(enable, "Enable this soundcard.");
-module_param_array(playback_bufsize, int, NULL, 0444);
+module_param(playback_bufsize, int, 0444);
MODULE_PARM_DESC(playback_bufsize, "DAC frame size in kB for " CARD_NAME " soundcard.");
-module_param_array(capture_bufsize, int, NULL, 0444);
+module_param(capture_bufsize, int, 0444);
MODULE_PARM_DESC(capture_bufsize, "ADC frame size in kB for " CARD_NAME " soundcard.");
-module_param_array(force_ac97, bool, NULL, 0444);
+module_param(force_ac97, bool, 0444);
MODULE_PARM_DESC(force_ac97, "Force to use AC97 codec for " CARD_NAME " soundcard.");
-module_param_array(buffer_top, int, NULL, 0444);
+module_param(buffer_top, int, 0444);
MODULE_PARM_DESC(buffer_top, "Set the top address of audio buffer for " CARD_NAME " soundcard.");
-module_param_array(use_cache, bool, NULL, 0444);
+module_param(use_cache, bool, 0444);
MODULE_PARM_DESC(use_cache, "Enable the cache for coefficient table access.");
-module_param_array(vaio_hack, bool, NULL, 0444);
+module_param(vaio_hack, bool, 0444);
MODULE_PARM_DESC(vaio_hack, "Enable workaround for Sony VAIO notebooks.");
-module_param_array(reset_workaround, bool, NULL, 0444);
+module_param(reset_workaround, bool, 0444);
MODULE_PARM_DESC(reset_workaround, "Enable AC97 RESET workaround for some laptops.");
+module_param(reset_workaround_2, bool, 0444);
+MODULE_PARM_DESC(reset_workaround_2, "Enable extended AC97 RESET workaround for some other laptops.");
+
+/* just for backward compatibility */
+static int enable;
+module_param(enable, bool, 0444);
+
+
/*
* hw definitions
nm256_t *chip;
snd_pcm_substream_t *substream;
int running;
+ int suspended;
u32 buf; /* offset from chip->buffer */
int bufsize; /* buffer size in bytes */
unsigned int coeffs_current: 1; /* coeff. table is loaded? */
unsigned int use_cache: 1; /* use one big coef. table */
unsigned int reset_workaround: 1; /* Workaround for some laptops to avoid freeze */
+ unsigned int reset_workaround_2: 1; /* Extended workaround for some other laptops to avoid freeze */
int mixer_base; /* register offset of ac97 mixer */
int mixer_status_offset; /* offset of mixer status reg. */
int mixer_status_mask; /* bit mask to test the mixer status */
int irq;
+ int irq_acks;
irqreturn_t (*interrupt)(int, void *, struct pt_regs *);
int badintrcount; /* counter to check bogus interrupts */
+ struct semaphore irq_mutex;
nm256_stream_t streams[2];
/*
* PCI ids
*/
-
-#ifndef PCI_VENDOR_ID_NEOMAGIC
-#define PCI_VENDOR_ID_NEOMEGIC 0x10c8
-#endif
-#ifndef PCI_DEVICE_ID_NEOMAGIC_NM256AV_AUDIO
-#define PCI_DEVICE_ID_NEOMAGIC_NM256AV_AUDIO 0x8005
-#endif
-#ifndef PCI_DEVICE_ID_NEOMAGIC_NM256ZX_AUDIO
-#define PCI_DEVICE_ID_NEOMAGIC_NM256ZX_AUDIO 0x8006
-#endif
-#ifndef PCI_DEVICE_ID_NEOMAGIC_NM256XL_PLUS_AUDIO
-#define PCI_DEVICE_ID_NEOMAGIC_NM256XL_PLUS_AUDIO 0x8016
-#endif
-
-
static struct pci_device_id snd_nm256_ids[] = {
{PCI_VENDOR_ID_NEOMAGIC, PCI_DEVICE_ID_NEOMAGIC_NM256AV_AUDIO, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{PCI_VENDOR_ID_NEOMAGIC, PCI_DEVICE_ID_NEOMAGIC_NM256ZX_AUDIO, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
snd_nm256_write_buffer(nm256_t *chip, void *src, int offset, int size)
{
offset -= chip->buffer_start;
-#ifdef SNDRV_CONFIG_DEBUG
+#ifdef CONFIG_SND_DEBUG
if (offset < 0 || offset >= chip->buffer_size) {
- snd_printk("write_buffer invalid offset = %d size = %d\n", offset, size);
+ snd_printk(KERN_ERR "write_buffer invalid offset = %d size = %d\n", offset, size);
return;
}
#endif
}
}
+/* acquire interrupt */
+static int snd_nm256_acquire_irq(nm256_t *chip)
+{
+ down(&chip->irq_mutex);
+ if (chip->irq < 0) {
+ if (request_irq(chip->pci->irq, chip->interrupt, SA_INTERRUPT|SA_SHIRQ,
+ chip->card->driver, (void*)chip)) {
+ snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->pci->irq);
+ up(&chip->irq_mutex);
+ return -EBUSY;
+ }
+ chip->irq = chip->pci->irq;
+ }
+ chip->irq_acks++;
+ up(&chip->irq_mutex);
+ return 0;
+}
+
+/* release interrupt */
+static void snd_nm256_release_irq(nm256_t *chip)
+{
+ down(&chip->irq_mutex);
+ if (chip->irq_acks > 0)
+ chip->irq_acks--;
+ if (chip->irq_acks == 0 && chip->irq >= 0) {
+ free_irq(chip->irq, (void*)chip);
+ chip->irq = -1;
+ }
+ up(&chip->irq_mutex);
+}
+
/*
* start / stop
*/
spin_lock(&chip->reg_lock);
switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
+ s->suspended = 0;
+ /* fallthru */
+ case SNDRV_PCM_TRIGGER_START:
if (! s->running) {
snd_nm256_playback_start(chip, s, substream);
s->running = 1;
}
break;
- case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
+ s->suspended = 1;
+ /* fallthru */
+ case SNDRV_PCM_TRIGGER_STOP:
if (s->running) {
snd_nm256_playback_stop(chip);
s->running = 0;
runtime->hw = *hw_ptr;
runtime->hw.buffer_bytes_max = s->bufsize;
runtime->hw.period_bytes_max = s->bufsize / 2;
- runtime->dma_area = (void*) s->bufptr;
+ runtime->dma_area = (void __force *) s->bufptr;
runtime->dma_addr = s->bufptr_addr;
runtime->dma_bytes = s->bufsize;
runtime->private_data = s;
{
nm256_t *chip = snd_pcm_substream_chip(substream);
+ if (snd_nm256_acquire_irq(chip) < 0)
+ return -EBUSY;
snd_nm256_setup_stream(chip, &chip->streams[SNDRV_PCM_STREAM_PLAYBACK],
substream, &snd_nm256_playback);
return 0;
{
nm256_t *chip = snd_pcm_substream_chip(substream);
+ if (snd_nm256_acquire_irq(chip) < 0)
+ return -EBUSY;
snd_nm256_setup_stream(chip, &chip->streams[SNDRV_PCM_STREAM_CAPTURE],
substream, &snd_nm256_capture);
return 0;
static int
snd_nm256_playback_close(snd_pcm_substream_t *substream)
{
+ nm256_t *chip = snd_pcm_substream_chip(substream);
+
+ snd_nm256_release_irq(chip);
return 0;
}
static int
snd_nm256_capture_close(snd_pcm_substream_t *substream)
{
+ nm256_t *chip = snd_pcm_substream_chip(substream);
+
+ snd_nm256_release_irq(chip);
return 0;
}
static void
snd_nm256_init_chip(nm256_t *chip)
{
- spin_lock_irq(&chip->reg_lock);
/* Reset everything. */
snd_nm256_writeb(chip, 0x0, 0x11);
snd_nm256_writew(chip, 0x214, 0);
/* stop sounds.. */
//snd_nm256_playback_stop(chip);
//snd_nm256_capture_stop(chip);
- spin_unlock_irq(&chip->reg_lock);
}
-static inline void
+static irqreturn_t
snd_nm256_intr_check(nm256_t *chip)
{
if (chip->badintrcount++ > 1000) {
if (chip->streams[SNDRV_PCM_STREAM_CAPTURE].running)
snd_nm256_capture_stop(chip);
chip->badintrcount = 0;
+ return IRQ_HANDLED;
}
+ return IRQ_NONE;
}
/*
status = snd_nm256_readw(chip, NM_INT_REG);
/* Not ours. */
- if (status == 0) {
- snd_nm256_intr_check(chip);
- return IRQ_NONE;
- }
+ if (status == 0)
+ return snd_nm256_intr_check(chip);
chip->badintrcount = 0;
status = snd_nm256_readl(chip, NM_INT_REG);
/* Not ours. */
- if (status == 0) {
- snd_nm256_intr_check(chip);
- return IRQ_NONE;
- }
+ if (status == 0)
+ return snd_nm256_intr_check(chip);
chip->badintrcount = 0;
/* Dell latitude LS will lock up by this */
snd_nm256_writeb(chip, 0x6cc, 0x87);
}
- snd_nm256_writeb(chip, 0x6cc, 0x80);
- snd_nm256_writeb(chip, 0x6cc, 0x0);
+ if (! chip->reset_workaround_2) {
+ /* Dell latitude CSx will lock up by this */
+ snd_nm256_writeb(chip, 0x6cc, 0x80);
+ snd_nm256_writeb(chip, 0x6cc, 0x0);
+ }
}
/* create an ac97 mixer interface */
AC97_PC_BEEP, AC97_PHONE, AC97_MIC, AC97_LINE, AC97_CD,
AC97_VIDEO, AC97_AUX, AC97_PCM, AC97_REC_SEL,
AC97_REC_GAIN, AC97_GENERAL_PURPOSE, AC97_3D_CONTROL,
- AC97_EXTENDED_ID,
+ /*AC97_EXTENDED_ID,*/
AC97_VENDOR_ID1, AC97_VENDOR_ID2,
-1
};
for (i = 0; mixer_regs[i] >= 0; i++)
set_bit(mixer_regs[i], ac97.reg_accessed);
ac97.private_data = chip;
+ pbus->no_vra = 1;
err = snd_ac97_mixer(pbus, &ac97, &chip->ac97);
if (err < 0)
return err;
temp = ioremap_nocache(chip->buffer_addr + chip->buffer_end - 0x400, 16);
if (temp == NULL) {
- snd_printk("Unable to scan for card signature in video RAM\n");
+ snd_printk(KERN_ERR "Unable to scan for card signature in video RAM\n");
return -EBUSY;
}
if (pointer == 0xffffffff ||
pointer < chip->buffer_size ||
pointer > chip->buffer_end) {
- snd_printk("invalid signature found: 0x%x\n", pointer);
+ snd_printk(KERN_ERR "invalid signature found: 0x%x\n", pointer);
iounmap(temp);
return -ENODEV;
} else {
static int nm256_resume(snd_card_t *card)
{
nm256_t *chip = card->pm_private_data;
+ int i;
/* Perform a full reset on the hardware */
pci_enable_device(chip->pci);
/* restore ac97 */
snd_ac97_resume(chip->ac97);
+ for (i = 0; i < 2; i++) {
+ nm256_stream_t *s = &chip->streams[i];
+ if (s->substream && s->suspended) {
+ spin_lock_irq(&chip->reg_lock);
+ snd_nm256_set_format(chip, s, s->substream);
+ spin_unlock_irq(&chip->reg_lock);
+ }
+ }
+
return 0;
}
#endif /* CONFIG_PM */
iounmap(chip->cport);
if (chip->buffer)
iounmap(chip->buffer);
- if (chip->res_cport) {
- release_resource(chip->res_cport);
- kfree_nocheck(chip->res_cport);
- }
- if (chip->res_buffer) {
- release_resource(chip->res_buffer);
- kfree_nocheck(chip->res_buffer);
- }
+ release_and_free_resource(chip->res_cport);
+ release_and_free_resource(chip->res_buffer);
if (chip->irq >= 0)
free_irq(chip->irq, (void*)chip);
if ((err = pci_enable_device(pci)) < 0)
return err;
- chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
+ chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL) {
pci_disable_device(pci);
return -ENOMEM;
chip->use_cache = usecache;
spin_lock_init(&chip->reg_lock);
chip->irq = -1;
+ init_MUTEX(&chip->irq_mutex);
chip->streams[SNDRV_PCM_STREAM_PLAYBACK].bufsize = play_bufsize;
chip->streams[SNDRV_PCM_STREAM_CAPTURE].bufsize = capt_bufsize;
chip->res_cport = request_mem_region(chip->cport_addr, NM_PORT2_SIZE,
card->driver);
if (chip->res_cport == NULL) {
- snd_printk("memory region 0x%lx (size 0x%x) busy\n",
+ snd_printk(KERN_ERR "memory region 0x%lx (size 0x%x) busy\n",
chip->cport_addr, NM_PORT2_SIZE);
err = -EBUSY;
goto __error;
}
chip->cport = ioremap_nocache(chip->cport_addr, NM_PORT2_SIZE);
if (chip->cport == NULL) {
- snd_printk("unable to map control port %lx\n", chip->cport_addr);
+ snd_printk(KERN_ERR "unable to map control port %lx\n", chip->cport_addr);
err = -ENOMEM;
goto __error;
}
chip->buffer_size,
card->driver);
if (chip->res_buffer == NULL) {
- snd_printk("nm256: buffer 0x%lx (size 0x%x) busy\n",
+ snd_printk(KERN_ERR "nm256: buffer 0x%lx (size 0x%x) busy\n",
chip->buffer_addr, chip->buffer_size);
err = -EBUSY;
goto __error;
chip->buffer = ioremap_nocache(chip->buffer_addr, chip->buffer_size);
if (chip->buffer == NULL) {
err = -ENOMEM;
- snd_printk("unable to map ring buffer at %lx\n", chip->buffer_addr);
+ snd_printk(KERN_ERR "unable to map ring buffer at %lx\n", chip->buffer_addr);
goto __error;
}
chip->coeff_buf[SNDRV_PCM_STREAM_CAPTURE] = addr;
}
- /* acquire interrupt */
- if (request_irq(pci->irq, chip->interrupt, SA_INTERRUPT|SA_SHIRQ,
- card->driver, (void*)chip)) {
- err = -EBUSY;
- snd_printk("unable to grab IRQ %d\n", pci->irq);
- goto __error;
- }
- chip->irq = pci->irq;
-
/* Fixed setting. */
chip->mixer_base = NM_MIXER_OFFSET;
int type;
};
-enum { NM_BLACKLISTED, NM_RESET_WORKAROUND };
+enum { NM_BLACKLISTED, NM_RESET_WORKAROUND, NM_RESET_WORKAROUND_2 };
static struct nm256_quirk nm256_quirks[] __devinitdata = {
/* HP omnibook 4150 has cs4232 codec internally */
{ .vendor = 0x104d, .device = 0x8041, .type = NM_RESET_WORKAROUND },
/* Dell Latitude LS */
{ .vendor = 0x1028, .device = 0x0080, .type = NM_RESET_WORKAROUND },
+ /* Dell Latitude CSx */
+ { .vendor = 0x1028, .device = 0x0091, .type = NM_RESET_WORKAROUND_2 },
{ } /* terminator */
};
static int __devinit snd_nm256_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
- static int dev;
snd_card_t *card;
nm256_t *chip;
int err;
struct nm256_quirk *q;
u16 subsystem_vendor, subsystem_device;
- if (dev >= SNDRV_CARDS)
- return -ENODEV;
- if (!enable[dev]) {
- dev++;
- return -ENOENT;
- }
-
pci_read_config_word(pci, PCI_SUBSYSTEM_VENDOR_ID, &subsystem_vendor);
pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &subsystem_device);
case NM_BLACKLISTED:
printk(KERN_INFO "nm256: The device is blacklisted. Loading stopped\n");
return -ENODEV;
+ case NM_RESET_WORKAROUND_2:
+ reset_workaround_2 = 1;
+ /* Fall-through */
case NM_RESET_WORKAROUND:
- reset_workaround[dev] = 1;
+ reset_workaround = 1;
break;
}
}
}
- card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
+ card = snd_card_new(index, id, THIS_MODULE, 0);
if (card == NULL)
return -ENOMEM;
strcpy(card->driver, "NM256XL+");
break;
default:
- snd_printk("invalid device id 0x%x\n", pci->device);
+ snd_printk(KERN_ERR "invalid device id 0x%x\n", pci->device);
snd_card_free(card);
return -EINVAL;
}
- if (vaio_hack[dev])
+ if (vaio_hack)
xbuffer_top = 0x25a800; /* this avoids conflicts with XFree86 server */
else
- xbuffer_top = buffer_top[dev];
-
- if (playback_bufsize[dev] < 4)
- playback_bufsize[dev] = 4;
- if (playback_bufsize[dev] > 128)
- playback_bufsize[dev] = 128;
- if (capture_bufsize[dev] < 4)
- capture_bufsize[dev] = 4;
- if (capture_bufsize[dev] > 128)
- capture_bufsize[dev] = 128;
+ xbuffer_top = buffer_top;
+
+ if (playback_bufsize < 4)
+ playback_bufsize = 4;
+ if (playback_bufsize > 128)
+ playback_bufsize = 128;
+ if (capture_bufsize < 4)
+ capture_bufsize = 4;
+ if (capture_bufsize > 128)
+ capture_bufsize = 128;
if ((err = snd_nm256_create(card, pci,
- playback_bufsize[dev] * 1024, /* in bytes */
- capture_bufsize[dev] * 1024, /* in bytes */
- force_ac97[dev],
+ playback_bufsize * 1024, /* in bytes */
+ capture_bufsize * 1024, /* in bytes */
+ force_ac97,
xbuffer_top,
- use_cache[dev],
+ use_cache,
&chip)) < 0) {
snd_card_free(card);
return err;
}
- if (reset_workaround[dev]) {
+ if (reset_workaround) {
snd_printdd(KERN_INFO "nm256: reset_workaround activated\n");
chip->reset_workaround = 1;
}
+ if (reset_workaround_2) {
+ snd_printdd(KERN_INFO "nm256: reset_workaround_2 activated\n");
+ chip->reset_workaround_2 = 1;
+ }
+
if ((err = snd_nm256_pcm(chip, 0)) < 0 ||
(err = snd_nm256_mixer(chip)) < 0) {
snd_card_free(card);
}
pci_set_drvdata(pci, card);
- dev++;
return 0;
}
static struct pci_driver driver = {
.name = "NeoMagic 256",
+ .owner = THIS_MODULE,
.id_table = snd_nm256_ids,
.probe = snd_nm256_probe,
.remove = __devexit_p(snd_nm256_remove),