#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
+#include <linux/mutex.h>
+
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
* 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 boot_devs;
-
-module_param_array(index, int, boot_devs, 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, boot_devs, 0444);
+module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard.");
-module_param_array(enable, bool, boot_devs, 0444);
-MODULE_PARM_DESC(enable, "Enable this soundcard.");
-module_param_array(playback_bufsize, int, boot_devs, 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, boot_devs, 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, boot_devs, 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, boot_devs, 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, boot_devs, 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, boot_devs, 0444);
+module_param(vaio_hack, bool, 0444);
MODULE_PARM_DESC(vaio_hack, "Enable workaround for Sony VAIO notebooks.");
+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
#define NM_PBUFFER_WMARK (NM_PLAYBACK_REG_OFFSET + 0xc)
#define NM_PBUFFER_CURRP (NM_PLAYBACK_REG_OFFSET + 0x8)
-/*
- * type definitions
- */
-
-typedef struct snd_nm256 nm256_t;
-typedef struct snd_nm256_stream nm256_stream_t;
+struct nm256_stream {
-struct snd_nm256_stream {
-
- nm256_t *chip;
- snd_pcm_substream_t *substream;
+ struct nm256 *chip;
+ struct snd_pcm_substream *substream;
int running;
+ int suspended;
u32 buf; /* offset from chip->buffer */
int bufsize; /* buffer size in bytes */
- unsigned long bufptr; /* mapped pointer */
+ void __iomem *bufptr; /* mapped pointer */
unsigned long bufptr_addr; /* physical address of the mapped pointer */
int dma_size; /* buffer size of the substream in bytes */
};
-struct snd_nm256 {
+struct nm256 {
- snd_card_t *card;
+ struct snd_card *card;
- unsigned long cport; /* control port */
+ void __iomem *cport; /* control port */
struct resource *res_cport; /* its resource */
unsigned long cport_addr; /* physical address */
- unsigned long buffer; /* buffer */
+ void __iomem *buffer; /* buffer */
struct resource *res_buffer; /* its resource */
unsigned long buffer_addr; /* buffer phyiscal address */
unsigned int coeffs_current: 1; /* coeff. table is loaded? */
unsigned int use_cache: 1; /* use one big coef. table */
- unsigned int latitude_workaround: 1; /* Dell Latitude LS workaround needed */
+ 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 */
+ unsigned int in_resume: 1;
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 mutex irq_mutex;
- nm256_stream_t streams[2];
+ struct nm256_stream streams[2];
- ac97_t *ac97;
+ struct snd_ac97 *ac97;
+ unsigned short *ac97_regs; /* register caches, only for valid regs */
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
struct pci_dev *pci;
/*
* 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[] = {
+static struct pci_device_id snd_nm256_ids[] __devinitdata = {
{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},
{PCI_VENDOR_ID_NEOMAGIC, PCI_DEVICE_ID_NEOMAGIC_NM256XL_PLUS_AUDIO, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
* lowlvel stuffs
*/
-inline static u8
-snd_nm256_readb(nm256_t *chip, int offset)
+static inline u8
+snd_nm256_readb(struct nm256 *chip, int offset)
{
return readb(chip->cport + offset);
}
-inline static u16
-snd_nm256_readw(nm256_t *chip, int offset)
+static inline u16
+snd_nm256_readw(struct nm256 *chip, int offset)
{
return readw(chip->cport + offset);
}
-inline static u32
-snd_nm256_readl(nm256_t *chip, int offset)
+static inline u32
+snd_nm256_readl(struct nm256 *chip, int offset)
{
return readl(chip->cport + offset);
}
-inline static void
-snd_nm256_writeb(nm256_t *chip, int offset, u8 val)
+static inline void
+snd_nm256_writeb(struct nm256 *chip, int offset, u8 val)
{
writeb(val, chip->cport + offset);
}
-inline static void
-snd_nm256_writew(nm256_t *chip, int offset, u16 val)
+static inline void
+snd_nm256_writew(struct nm256 *chip, int offset, u16 val)
{
writew(val, chip->cport + offset);
}
-inline static void
-snd_nm256_writel(nm256_t *chip, int offset, u32 val)
+static inline void
+snd_nm256_writel(struct nm256 *chip, int offset, u32 val)
{
writel(val, chip->cport + offset);
}
-inline static void
-snd_nm256_write_buffer(nm256_t *chip, void *src, int offset, int size)
+static inline void
+snd_nm256_write_buffer(struct nm256 *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
- memcpy_toio((void *)chip->buffer + offset, src, size);
+ memcpy_toio(chip->buffer + offset, src, size);
}
/*
}
static void
-snd_nm256_load_one_coefficient(nm256_t *chip, int stream, u32 port, int which)
+snd_nm256_load_one_coefficient(struct nm256 *chip, int stream, u32 port, int which)
{
u32 coeff_buf = chip->coeff_buf[stream];
u16 offset = snd_nm256_get_start_offset(which);
}
static void
-snd_nm256_load_coefficient(nm256_t *chip, int stream, int number)
+snd_nm256_load_coefficient(struct nm256 *chip, int stream, int number)
{
/* The enable register for the specified engine. */
- u32 poffset = (stream == SNDRV_PCM_STREAM_CAPTURE ? NM_RECORD_ENABLE_REG : NM_PLAYBACK_ENABLE_REG);
+ u32 poffset = (stream == SNDRV_PCM_STREAM_CAPTURE ?
+ NM_RECORD_ENABLE_REG : NM_PLAYBACK_ENABLE_REG);
u32 addr = NM_COEFF_START_OFFSET;
- addr += (stream == SNDRV_PCM_STREAM_CAPTURE ? NM_RECORD_REG_OFFSET : NM_PLAYBACK_REG_OFFSET);
+ addr += (stream == SNDRV_PCM_STREAM_CAPTURE ?
+ NM_RECORD_REG_OFFSET : NM_PLAYBACK_REG_OFFSET);
if (snd_nm256_readb(chip, poffset) & 1) {
snd_printd("NM256: Engine was enabled while loading coefficients!\n");
static unsigned int samplerates[8] = {
8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000,
};
-static snd_pcm_hw_constraint_list_t constraints_rates = {
+static struct snd_pcm_hw_constraint_list constraints_rates = {
.count = ARRAY_SIZE(samplerates),
.list = samplerates,
.mask = 0,
* set sample rate and format
*/
static void
-snd_nm256_set_format(nm256_t *chip, nm256_stream_t *s, snd_pcm_substream_t *substream)
+snd_nm256_set_format(struct nm256 *chip, struct nm256_stream *s,
+ struct snd_pcm_substream *substream)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
int rate_index = snd_nm256_fixed_rate(runtime->rate);
unsigned char ratebits = (rate_index << 4) & NM_RATE_MASK;
}
}
+/* acquire interrupt */
+static int snd_nm256_acquire_irq(struct nm256 *chip)
+{
+ mutex_lock(&chip->irq_mutex);
+ if (chip->irq < 0) {
+ if (request_irq(chip->pci->irq, chip->interrupt, SA_INTERRUPT|SA_SHIRQ,
+ chip->card->driver, chip)) {
+ snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->pci->irq);
+ mutex_unlock(&chip->irq_mutex);
+ return -EBUSY;
+ }
+ chip->irq = chip->pci->irq;
+ }
+ chip->irq_acks++;
+ mutex_unlock(&chip->irq_mutex);
+ return 0;
+}
+
+/* release interrupt */
+static void snd_nm256_release_irq(struct nm256 *chip)
+{
+ mutex_lock(&chip->irq_mutex);
+ if (chip->irq_acks > 0)
+ chip->irq_acks--;
+ if (chip->irq_acks == 0 && chip->irq >= 0) {
+ free_irq(chip->irq, chip);
+ chip->irq = -1;
+ }
+ mutex_unlock(&chip->irq_mutex);
+}
+
/*
* start / stop
*/
/* update the watermark (current period) */
-static void snd_nm256_pcm_mark(nm256_t *chip, nm256_stream_t *s, int reg)
+static void snd_nm256_pcm_mark(struct nm256 *chip, struct nm256_stream *s, int reg)
{
s->cur_period++;
s->cur_period %= s->periods;
#define snd_nm256_capture_mark(chip, s) snd_nm256_pcm_mark(chip, s, NM_RBUFFER_WMARK)
static void
-snd_nm256_playback_start(nm256_t *chip, nm256_stream_t *s, snd_pcm_substream_t *substream)
+snd_nm256_playback_start(struct nm256 *chip, struct nm256_stream *s,
+ struct snd_pcm_substream *substream)
{
/* program buffer pointers */
snd_nm256_writel(chip, NM_PBUFFER_START, s->buf);
}
static void
-snd_nm256_capture_start(nm256_t *chip, nm256_stream_t *s, snd_pcm_substream_t *substream)
+snd_nm256_capture_start(struct nm256 *chip, struct nm256_stream *s,
+ struct snd_pcm_substream *substream)
{
/* program buffer pointers */
snd_nm256_writel(chip, NM_RBUFFER_START, s->buf);
/* Stop the play engine. */
static void
-snd_nm256_playback_stop(nm256_t *chip)
+snd_nm256_playback_stop(struct nm256 *chip)
{
/* Shut off sound from both channels. */
snd_nm256_writew(chip, NM_AUDIO_MUTE_REG,
}
static void
-snd_nm256_capture_stop(nm256_t *chip)
+snd_nm256_capture_stop(struct nm256 *chip)
{
/* Disable recording engine. */
snd_nm256_writeb(chip, NM_RECORD_ENABLE_REG, 0);
}
static int
-snd_nm256_playback_trigger(snd_pcm_substream_t *substream, int cmd)
+snd_nm256_playback_trigger(struct snd_pcm_substream *substream, int cmd)
{
- nm256_t *chip = snd_pcm_substream_chip(substream);
- nm256_stream_t *s = (nm256_stream_t*)substream->runtime->private_data;
+ struct nm256 *chip = snd_pcm_substream_chip(substream);
+ struct nm256_stream *s = substream->runtime->private_data;
int err = 0;
snd_assert(s != NULL, return -ENXIO);
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;
}
static int
-snd_nm256_capture_trigger(snd_pcm_substream_t *substream, int cmd)
+snd_nm256_capture_trigger(struct snd_pcm_substream *substream, int cmd)
{
- nm256_t *chip = snd_pcm_substream_chip(substream);
- nm256_stream_t *s = (nm256_stream_t*)substream->runtime->private_data;
+ struct nm256 *chip = snd_pcm_substream_chip(substream);
+ struct nm256_stream *s = substream->runtime->private_data;
int err = 0;
snd_assert(s != NULL, return -ENXIO);
/*
* prepare playback/capture channel
*/
-static int snd_nm256_pcm_prepare(snd_pcm_substream_t *substream)
+static int snd_nm256_pcm_prepare(struct snd_pcm_substream *substream)
{
- nm256_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- nm256_stream_t *s = (nm256_stream_t*)runtime->private_data;
+ struct nm256 *chip = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct nm256_stream *s = runtime->private_data;
snd_assert(s, return -ENXIO);
s->dma_size = frames_to_bytes(runtime, substream->runtime->buffer_size);
* get the current pointer
*/
static snd_pcm_uframes_t
-snd_nm256_playback_pointer(snd_pcm_substream_t * substream)
+snd_nm256_playback_pointer(struct snd_pcm_substream *substream)
{
- nm256_t *chip = snd_pcm_substream_chip(substream);
- nm256_stream_t *s = (nm256_stream_t*)substream->runtime->private_data;
+ struct nm256 *chip = snd_pcm_substream_chip(substream);
+ struct nm256_stream *s = substream->runtime->private_data;
unsigned long curp;
snd_assert(s, return 0);
}
static snd_pcm_uframes_t
-snd_nm256_capture_pointer(snd_pcm_substream_t * substream)
+snd_nm256_capture_pointer(struct snd_pcm_substream *substream)
{
- nm256_t *chip = snd_pcm_substream_chip(substream);
- nm256_stream_t *s = (nm256_stream_t*)substream->runtime->private_data;
+ struct nm256 *chip = snd_pcm_substream_chip(substream);
+ struct nm256_stream *s = substream->runtime->private_data;
unsigned long curp;
snd_assert(s != NULL, return 0);
* silence / copy for playback
*/
static int
-snd_nm256_playback_silence(snd_pcm_substream_t *substream,
+snd_nm256_playback_silence(struct snd_pcm_substream *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
snd_pcm_uframes_t count)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- nm256_stream_t *s = (nm256_stream_t*)runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct nm256_stream *s = runtime->private_data;
count = frames_to_bytes(runtime, count);
pos = frames_to_bytes(runtime, pos);
memset_io(s->bufptr + pos, 0, count);
}
static int
-snd_nm256_playback_copy(snd_pcm_substream_t *substream,
+snd_nm256_playback_copy(struct snd_pcm_substream *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
void __user *src,
snd_pcm_uframes_t count)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- nm256_stream_t *s = (nm256_stream_t*)runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct nm256_stream *s = runtime->private_data;
count = frames_to_bytes(runtime, count);
pos = frames_to_bytes(runtime, pos);
if (copy_from_user_toio(s->bufptr + pos, src, count))
* copy to user
*/
static int
-snd_nm256_capture_copy(snd_pcm_substream_t *substream,
+snd_nm256_capture_copy(struct snd_pcm_substream *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
void __user *dst,
snd_pcm_uframes_t count)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- nm256_stream_t *s = (nm256_stream_t*)runtime->private_data;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct nm256_stream *s = runtime->private_data;
count = frames_to_bytes(runtime, count);
pos = frames_to_bytes(runtime, pos);
if (copy_to_user_fromio(dst, s->bufptr + pos, count))
/* spinlock held! */
static void
-snd_nm256_playback_update(nm256_t *chip)
+snd_nm256_playback_update(struct nm256 *chip)
{
- nm256_stream_t *s;
+ struct nm256_stream *s;
s = &chip->streams[SNDRV_PCM_STREAM_PLAYBACK];
if (s->running && s->substream) {
/* spinlock held! */
static void
-snd_nm256_capture_update(nm256_t *chip)
+snd_nm256_capture_update(struct nm256 *chip)
{
- nm256_stream_t *s;
+ struct nm256_stream *s;
s = &chip->streams[SNDRV_PCM_STREAM_CAPTURE];
if (s->running && s->substream) {
/*
* hardware info
*/
-static snd_pcm_hardware_t snd_nm256_playback =
+static struct snd_pcm_hardware snd_nm256_playback =
{
.info = SNDRV_PCM_INFO_MMAP_IOMEM |SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED |
.period_bytes_max = 128 * 1024,
};
-static snd_pcm_hardware_t snd_nm256_capture =
+static struct snd_pcm_hardware snd_nm256_capture =
{
.info = SNDRV_PCM_INFO_MMAP_IOMEM | SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED |
/* set dma transfer size */
-static int snd_nm256_pcm_hw_params(snd_pcm_substream_t *substream, snd_pcm_hw_params_t *hw_params)
+static int snd_nm256_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
{
/* area and addr are already set and unchanged */
substream->runtime->dma_bytes = params_buffer_bytes(hw_params);
/*
* open
*/
-static void snd_nm256_setup_stream(nm256_t *chip, nm256_stream_t *s,
- snd_pcm_substream_t *substream,
- snd_pcm_hardware_t *hw_ptr)
+static void snd_nm256_setup_stream(struct nm256 *chip, struct nm256_stream *s,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hardware *hw_ptr)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_runtime *runtime = substream->runtime;
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;
}
static int
-snd_nm256_playback_open(snd_pcm_substream_t *substream)
+snd_nm256_playback_open(struct snd_pcm_substream *substream)
{
- nm256_t *chip = snd_pcm_substream_chip(substream);
+ struct nm256 *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;
}
static int
-snd_nm256_capture_open(snd_pcm_substream_t *substream)
+snd_nm256_capture_open(struct snd_pcm_substream *substream)
{
- nm256_t *chip = snd_pcm_substream_chip(substream);
+ struct nm256 *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;
* close - we don't have to do special..
*/
static int
-snd_nm256_playback_close(snd_pcm_substream_t *substream)
+snd_nm256_playback_close(struct snd_pcm_substream *substream)
{
+ struct nm256 *chip = snd_pcm_substream_chip(substream);
+
+ snd_nm256_release_irq(chip);
return 0;
}
static int
-snd_nm256_capture_close(snd_pcm_substream_t *substream)
+snd_nm256_capture_close(struct snd_pcm_substream *substream)
{
+ struct nm256 *chip = snd_pcm_substream_chip(substream);
+
+ snd_nm256_release_irq(chip);
return 0;
}
/*
* create a pcm instance
*/
-static snd_pcm_ops_t snd_nm256_playback_ops = {
+static struct snd_pcm_ops snd_nm256_playback_ops = {
.open = snd_nm256_playback_open,
.close = snd_nm256_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.mmap = snd_pcm_lib_mmap_iomem,
};
-static snd_pcm_ops_t snd_nm256_capture_ops = {
+static struct snd_pcm_ops snd_nm256_capture_ops = {
.open = snd_nm256_capture_open,
.close = snd_nm256_capture_close,
.ioctl = snd_pcm_lib_ioctl,
};
static int __devinit
-snd_nm256_pcm(nm256_t *chip, int device)
+snd_nm256_pcm(struct nm256 *chip, int device)
{
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
int i, err;
for (i = 0; i < 2; i++) {
- nm256_stream_t *s = &chip->streams[i];
- s->bufptr = chip->buffer + s->buf - chip->buffer_start;
- s->bufptr_addr = chip->buffer_addr + s->buf - chip->buffer_start;
+ struct nm256_stream *s = &chip->streams[i];
+ s->bufptr = chip->buffer + (s->buf - chip->buffer_start);
+ s->bufptr_addr = chip->buffer_addr + (s->buf - chip->buffer_start);
}
err = snd_pcm_new(chip->card, chip->card->driver, device,
* Initialize the hardware.
*/
static void
-snd_nm256_init_chip(nm256_t *chip)
+snd_nm256_init_chip(struct nm256 *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);
}
-inline static void
-snd_nm256_intr_check(nm256_t *chip)
+static irqreturn_t
+snd_nm256_intr_check(struct nm256 *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;
}
/*
static irqreturn_t
snd_nm256_interrupt(int irq, void *dev_id, struct pt_regs *dummy)
{
- nm256_t *chip = dev_id;
+ struct nm256 *chip = dev_id;
u16 status;
u8 cbyte;
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;
static irqreturn_t
snd_nm256_interrupt_zx(int irq, void *dev_id, struct pt_regs *dummy)
{
- nm256_t *chip = dev_id;
+ struct nm256 *chip = dev_id;
u32 status;
u8 cbyte;
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;
* if it timed out.
*/
static int
-snd_nm256_ac97_ready(nm256_t *chip)
+snd_nm256_ac97_ready(struct nm256 *chip)
{
int timeout = 10;
u32 testaddr;
return 0;
}
+/*
+ * Initial register values to be written to the AC97 mixer.
+ * While most of these are identical to the reset values, we do this
+ * so that we have most of the register contents cached--this avoids
+ * reading from the mixer directly (which seems to be problematic,
+ * probably due to ignorance).
+ */
+
+struct initialValues {
+ unsigned short reg;
+ unsigned short value;
+};
+
+static struct initialValues nm256_ac97_init_val[] =
+{
+ { AC97_MASTER, 0x8000 },
+ { AC97_HEADPHONE, 0x8000 },
+ { AC97_MASTER_MONO, 0x8000 },
+ { AC97_PC_BEEP, 0x8000 },
+ { AC97_PHONE, 0x8008 },
+ { AC97_MIC, 0x8000 },
+ { AC97_LINE, 0x8808 },
+ { AC97_CD, 0x8808 },
+ { AC97_VIDEO, 0x8808 },
+ { AC97_AUX, 0x8808 },
+ { AC97_PCM, 0x8808 },
+ { AC97_REC_SEL, 0x0000 },
+ { AC97_REC_GAIN, 0x0B0B },
+ { AC97_GENERAL_PURPOSE, 0x0000 },
+ { AC97_3D_CONTROL, 0x8000 },
+ { AC97_VENDOR_ID1, 0x8384 },
+ { AC97_VENDOR_ID2, 0x7609 },
+};
+
+static int nm256_ac97_idx(unsigned short reg)
+{
+ int i;
+ for (i = 0; i < ARRAY_SIZE(nm256_ac97_init_val); i++)
+ if (nm256_ac97_init_val[i].reg == reg)
+ return i;
+ return -1;
+}
+
/*
+ * some nm256 easily crash when reading from mixer registers
+ * thus we're treating it as a write-only mixer and cache the
+ * written values
*/
static unsigned short
-snd_nm256_ac97_read(ac97_t *ac97, unsigned short reg)
+snd_nm256_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
{
- nm256_t *chip = ac97->private_data;
- int res;
-
- if (reg >= 128)
- return 0;
+ struct nm256 *chip = ac97->private_data;
+ int idx = nm256_ac97_idx(reg);
- if (! snd_nm256_ac97_ready(chip))
+ if (idx < 0)
return 0;
- res = snd_nm256_readw(chip, chip->mixer_base + reg);
- /* Magic delay. Bleah yucky. */
- udelay(1000);
- return res;
+ return chip->ac97_regs[idx];
}
/*
*/
static void
-snd_nm256_ac97_write(ac97_t *ac97,
+snd_nm256_ac97_write(struct snd_ac97 *ac97,
unsigned short reg, unsigned short val)
{
- nm256_t *chip = ac97->private_data;
+ struct nm256 *chip = ac97->private_data;
int tries = 2;
+ int idx = nm256_ac97_idx(reg);
u32 base;
+ if (idx < 0)
+ return;
+
base = chip->mixer_base;
snd_nm256_ac97_ready(chip);
/* Wait for the write to take, too. */
while (tries-- > 0) {
snd_nm256_writew(chip, base + reg, val);
- udelay(1000); /* a little delay here seems better.. */
- if (snd_nm256_ac97_ready(chip))
+ msleep(1); /* a little delay here seems better.. */
+ if (snd_nm256_ac97_ready(chip)) {
+ /* successful write: set cache */
+ chip->ac97_regs[idx] = val;
return;
+ }
}
snd_printd("nm256: ac97 codec not ready..\n");
}
+/* static resolution table */
+static struct snd_ac97_res_table nm256_res_table[] = {
+ { AC97_MASTER, 0x1f1f },
+ { AC97_HEADPHONE, 0x1f1f },
+ { AC97_MASTER_MONO, 0x001f },
+ { AC97_PC_BEEP, 0x001f },
+ { AC97_PHONE, 0x001f },
+ { AC97_MIC, 0x001f },
+ { AC97_LINE, 0x1f1f },
+ { AC97_CD, 0x1f1f },
+ { AC97_VIDEO, 0x1f1f },
+ { AC97_AUX, 0x1f1f },
+ { AC97_PCM, 0x1f1f },
+ { AC97_REC_GAIN, 0x0f0f },
+ { } /* terminator */
+};
+
/* initialize the ac97 into a known state */
static void
-snd_nm256_ac97_reset(ac97_t *ac97)
+snd_nm256_ac97_reset(struct snd_ac97 *ac97)
{
- nm256_t *chip = ac97->private_data;
+ struct nm256 *chip = ac97->private_data;
- spin_lock(&chip->reg_lock);
/* Reset the mixer. 'Tis magic! */
snd_nm256_writeb(chip, 0x6c0, 1);
- if (chip->latitude_workaround) {
- /* Dell Latitude LS will lock up on this */
+ if (! chip->reset_workaround) {
+ /* 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);
- spin_unlock(&chip->reg_lock);
+ 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);
+ }
+ if (! chip->in_resume) {
+ int i;
+ for (i = 0; i < ARRAY_SIZE(nm256_ac97_init_val); i++) {
+ /* preload the cache, so as to avoid even a single
+ * read of the mixer regs
+ */
+ snd_nm256_ac97_write(ac97, nm256_ac97_init_val[i].reg,
+ nm256_ac97_init_val[i].value);
+ }
+ }
}
/* create an ac97 mixer interface */
static int __devinit
-snd_nm256_mixer(nm256_t *chip)
+snd_nm256_mixer(struct nm256 *chip)
{
- ac97_bus_t *pbus;
- ac97_template_t ac97;
- int i, err;
- static ac97_bus_ops_t ops = {
+ struct snd_ac97_bus *pbus;
+ struct snd_ac97_template ac97;
+ int err;
+ static struct snd_ac97_bus_ops ops = {
.reset = snd_nm256_ac97_reset,
.write = snd_nm256_ac97_write,
.read = snd_nm256_ac97_read,
};
- /* looks like nm256 hangs up when unexpected registers are touched... */
- static int mixer_regs[] = {
- AC97_MASTER, AC97_HEADPHONE, AC97_MASTER_MONO,
- 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_VENDOR_ID1, AC97_VENDOR_ID2,
- -1
- };
+
+ chip->ac97_regs = kcalloc(sizeof(short),
+ ARRAY_SIZE(nm256_ac97_init_val), GFP_KERNEL);
+ if (! chip->ac97_regs)
+ return -ENOMEM;
if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0)
return err;
memset(&ac97, 0, sizeof(ac97));
ac97.scaps = AC97_SCAP_AUDIO; /* we support audio! */
- ac97.limited_regs = 1;
- for (i = 0; mixer_regs[i] >= 0; i++)
- set_bit(mixer_regs[i], ac97.reg_accessed);
ac97.private_data = chip;
+ ac97.res_table = nm256_res_table;
+ pbus->no_vra = 1;
err = snd_ac97_mixer(pbus, &ac97, &chip->ac97);
if (err < 0)
return err;
*/
static int __devinit
-snd_nm256_peek_for_sig(nm256_t *chip)
+snd_nm256_peek_for_sig(struct nm256 *chip)
{
/* The signature is located 1K below the end of video RAM. */
- unsigned long temp;
+ void __iomem *temp;
/* Default buffer end is 5120 bytes below the top of RAM. */
unsigned long pointer_found = chip->buffer_end - 0x1400;
u32 sig;
- temp = (unsigned long) ioremap_nocache(chip->buffer_addr + chip->buffer_end - 0x400, 16);
- if (temp == 0) {
- snd_printk("Unable to scan for card signature in video RAM\n");
+ temp = ioremap_nocache(chip->buffer_addr + chip->buffer_end - 0x400, 16);
+ if (temp == NULL) {
+ 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);
- iounmap((void *)temp);
+ snd_printk(KERN_ERR "invalid signature found: 0x%x\n", pointer);
+ iounmap(temp);
return -ENODEV;
} else {
pointer_found = pointer;
- printk(KERN_INFO "nm256: found card signature in video RAM: 0x%x\n", pointer);
+ printk(KERN_INFO "nm256: found card signature in video RAM: 0x%x\n",
+ pointer);
}
}
- iounmap((void *)temp);
+ iounmap(temp);
chip->buffer_end = pointer_found;
return 0;
* APM event handler, so the card is properly reinitialized after a power
* event.
*/
-static int nm256_suspend(snd_card_t *card, unsigned int state)
+static int nm256_suspend(struct pci_dev *pci, pm_message_t state)
{
- nm256_t *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct nm256 *chip = card->private_data;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
snd_pcm_suspend_all(chip->pcm);
snd_ac97_suspend(chip->ac97);
chip->coeffs_current = 0;
- snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+ pci_disable_device(pci);
+ pci_save_state(pci);
return 0;
}
-static int nm256_resume(snd_card_t *card, unsigned int state)
+static int nm256_resume(struct pci_dev *pci)
{
- nm256_t *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct nm256 *chip = card->private_data;
+ int i;
/* Perform a full reset on the hardware */
- pci_enable_device(chip->pci);
+ chip->in_resume = 1;
+ pci_restore_state(pci);
+ pci_enable_device(pci);
snd_nm256_init_chip(chip);
/* restore ac97 */
snd_ac97_resume(chip->ac97);
+ for (i = 0; i < 2; i++) {
+ struct nm256_stream *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);
+ }
+ }
+
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+ chip->in_resume = 0;
return 0;
}
#endif /* CONFIG_PM */
-static int snd_nm256_free(nm256_t *chip)
+static int snd_nm256_free(struct nm256 *chip)
{
if (chip->streams[SNDRV_PCM_STREAM_PLAYBACK].running)
snd_nm256_playback_stop(chip);
synchronize_irq(chip->irq);
if (chip->cport)
- iounmap((void *) chip->cport);
+ iounmap(chip->cport);
if (chip->buffer)
- iounmap((void *) 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);
- }
+ iounmap(chip->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);
+ free_irq(chip->irq, chip);
+ pci_disable_device(chip->pci);
+ kfree(chip->ac97_regs);
kfree(chip);
return 0;
}
-static int snd_nm256_dev_free(snd_device_t *device)
+static int snd_nm256_dev_free(struct snd_device *device)
{
- nm256_t *chip = device->device_data;
+ struct nm256 *chip = device->device_data;
return snd_nm256_free(chip);
}
static int __devinit
-snd_nm256_create(snd_card_t *card, struct pci_dev *pci,
- int play_bufsize, int capt_bufsize,
- int force_load,
- u32 buffertop,
- int usecache,
- nm256_t **chip_ret)
+snd_nm256_create(struct snd_card *card, struct pci_dev *pci,
+ struct nm256 **chip_ret)
{
- nm256_t *chip;
+ struct nm256 *chip;
int err, pval;
- static snd_device_ops_t ops = {
+ static struct snd_device_ops ops = {
.dev_free = snd_nm256_dev_free,
};
u32 addr;
- u16 subsystem_vendor, subsystem_device;
*chip_ret = NULL;
- chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
- if (chip == NULL)
+ if ((err = pci_enable_device(pci)) < 0)
+ return err;
+
+ chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ if (chip == NULL) {
+ pci_disable_device(pci);
return -ENOMEM;
+ }
chip->card = card;
chip->pci = pci;
- chip->use_cache = usecache;
+ chip->use_cache = use_cache;
spin_lock_init(&chip->reg_lock);
chip->irq = -1;
+ mutex_init(&chip->irq_mutex);
- chip->streams[SNDRV_PCM_STREAM_PLAYBACK].bufsize = play_bufsize;
- chip->streams[SNDRV_PCM_STREAM_CAPTURE].bufsize = capt_bufsize;
+ /* store buffer sizes in bytes */
+ chip->streams[SNDRV_PCM_STREAM_PLAYBACK].bufsize = playback_bufsize * 1024;
+ chip->streams[SNDRV_PCM_STREAM_CAPTURE].bufsize = capture_bufsize * 1024;
/*
* The NM256 has two memory ports. The first port is nothing
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 = (unsigned long) ioremap_nocache(chip->cport_addr, NM_PORT2_SIZE);
- if (chip->cport == 0) {
- snd_printk("unable to map control port %lx\n", chip->cport_addr);
+ chip->cport = ioremap_nocache(chip->cport_addr, NM_PORT2_SIZE);
+ if (chip->cport == NULL) {
+ snd_printk(KERN_ERR "unable to map control port %lx\n", chip->cport_addr);
err = -ENOMEM;
goto __error;
}
/* Ok, try to see if this is a non-AC97 version of the hardware. */
pval = snd_nm256_readw(chip, NM_MIXER_PRESENCE);
if ((pval & NM_PRESENCE_MASK) != NM_PRESENCE_VALUE) {
- if (! force_load) {
+ if (! force_ac97) {
printk(KERN_ERR "nm256: no ac97 is found!\n");
- printk(KERN_ERR " force the driver to load by passing in the module parameter\n");
+ printk(KERN_ERR " force the driver to load by "
+ "passing in the module parameter\n");
printk(KERN_ERR " force_ac97=1\n");
printk(KERN_ERR " or try sb16 or cs423x drivers instead.\n");
err = -ENXIO;
chip->mixer_status_mask = NM2_MIXER_READY_MASK;
}
- chip->buffer_size = chip->streams[SNDRV_PCM_STREAM_PLAYBACK].bufsize + chip->streams[SNDRV_PCM_STREAM_CAPTURE].bufsize;
+ chip->buffer_size = chip->streams[SNDRV_PCM_STREAM_PLAYBACK].bufsize +
+ chip->streams[SNDRV_PCM_STREAM_CAPTURE].bufsize;
if (chip->use_cache)
chip->buffer_size += NM_TOTAL_COEFF_COUNT * 4;
else
chip->buffer_size += NM_MAX_PLAYBACK_COEF_SIZE + NM_MAX_RECORD_COEF_SIZE;
- if (buffertop >= chip->buffer_size && buffertop < chip->buffer_end)
- chip->buffer_end = buffertop;
+ if (buffer_top >= chip->buffer_size && buffer_top < chip->buffer_end)
+ chip->buffer_end = buffer_top;
else {
/* get buffer end pointer from signature */
if ((err = snd_nm256_peek_for_sig(chip)) < 0)
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 = (unsigned long) ioremap_nocache(chip->buffer_addr, chip->buffer_size);
- if (chip->buffer == 0) {
+ 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;
chip->coeffs_current = 0;
- /* check workarounds */
- chip->latitude_workaround = 1;
- pci_read_config_word(pci, PCI_SUBSYSTEM_VENDOR_ID, &subsystem_vendor);
- pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &subsystem_device);
- if ( (subsystem_vendor == 0x104d && subsystem_device == 0x8041)
- || (subsystem_vendor == 0x1028 && subsystem_device == 0x0080)) {
- /* this workaround will cause lock-up after suspend/resume on Sony PCG-F305 */
- /* It will also cause a lock-up on Latitude LS (PP01S Rev A2) whenever sound devices are accessed */
- chip->latitude_workaround = 0;
- }
- if (subsystem_vendor == 0x1028 && subsystem_device == 0x0080) {
- /* this workaround will cause lock-up after suspend/resume on a Dell laptop */
- chip->latitude_workaround = 0;
- }
-
snd_nm256_init_chip(chip);
- if ((err = snd_nm256_pcm(chip, 0)) < 0)
- goto __error;
-
- if ((err = snd_nm256_mixer(chip)) < 0)
- goto __error;
-
// pci_set_master(pci); /* needed? */
- snd_card_set_pm_callback(card, nm256_suspend, nm256_resume, chip);
-
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0)
goto __error;
int type;
};
-#define NM_BLACKLISTED 1
+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 = 0x103c, .device = 0x0007, .type = NM_BLACKLISTED },
+ /* Sony PCG-F305 */
+ { .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;
+ struct snd_card *card;
+ struct nm256 *chip;
int err;
- unsigned int xbuffer_top;
struct nm256_quirk *q;
u16 subsystem_vendor, subsystem_device;
- if ((err = pci_enable_device(pci)) < 0)
- return err;
-
- 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);
for (q = nm256_quirks; q->vendor; q++) {
if (q->vendor == subsystem_vendor && q->device == subsystem_device) {
- if (q->type == NM_BLACKLISTED) {
- printk(KERN_INFO "nm256: The device is blacklisted. Loading stopped\n");
+ switch (q->type) {
+ 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 = 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])
- 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;
- if ((err = snd_nm256_create(card, pci,
- playback_bufsize[dev] * 1024, /* in bytes */
- capture_bufsize[dev] * 1024, /* in bytes */
- force_ac97[dev],
- xbuffer_top,
- use_cache[dev],
- &chip)) < 0) {
+ if (vaio_hack)
+ buffer_top = 0x25a800; /* this avoids conflicts with XFree86 server */
+
+ 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, &chip)) < 0) {
+ snd_card_free(card);
+ return err;
+ }
+ card->private_data = chip;
+
+ 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);
return err;
}
}
pci_set_drvdata(pci, card);
- dev++;
return 0;
}
.id_table = snd_nm256_ids,
.probe = snd_nm256_probe,
.remove = __devexit_p(snd_nm256_remove),
- SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+ .suspend = nm256_suspend,
+ .resume = nm256_resume,
+#endif
};
static int __init alsa_card_nm256_init(void)
{
- return pci_module_init(&driver);
+ return pci_register_driver(&driver);
}
static void __exit alsa_card_nm256_exit(void)