#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/pci.h>
+#include <linux/dma-mapping.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/moduleparam.h>
/*
*/
-typedef struct snd_m3_dma m3_dma_t;
-typedef struct snd_m3 m3_t;
-
/* quirk lists */
struct m3_quirk {
const char *name; /* device name */
int max;
};
-struct snd_m3_dma {
+struct m3_dma {
int number;
- m3_t *chip;
- snd_pcm_substream_t *substream;
+ struct snd_pcm_substream *substream;
struct assp_instance {
unsigned short code, data;
struct snd_m3 {
- snd_card_t *card;
+ struct snd_card *card;
unsigned long iobase;
int irq;
unsigned int allegro_flag : 1;
- ac97_t *ac97;
+ struct snd_ac97 *ac97;
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
struct pci_dev *pci;
- struct m3_quirk *quirk;
- struct m3_hv_quirk *hv_quirk;
+ const struct m3_quirk *quirk;
+ const struct m3_hv_quirk *hv_quirk;
int dacs_active;
int timer_users;
int amp_gpio;
/* midi */
- snd_rawmidi_t *rmidi;
+ struct snd_rawmidi *rmidi;
/* pcm streams */
int num_substreams;
- m3_dma_t *substreams;
+ struct m3_dma *substreams;
spinlock_t reg_lock;
spinlock_t ac97_lock;
- snd_kcontrol_t *master_switch;
- snd_kcontrol_t *master_volume;
+ struct snd_kcontrol *master_switch;
+ struct snd_kcontrol *master_volume;
struct tasklet_struct hwvol_tq;
#ifdef CONFIG_PM
/*
* pci ids
*/
-static struct pci_device_id snd_m3_ids[] = {
+static struct pci_device_id snd_m3_ids[] __devinitdata = {
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO_1, PCI_ANY_ID, PCI_ANY_ID,
PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
{PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ALLEGRO, PCI_ANY_ID, PCI_ANY_ID,
MODULE_DEVICE_TABLE(pci, snd_m3_ids);
-static struct m3_quirk m3_quirk_list[] = {
+static const struct m3_quirk m3_quirk_list[] = {
/* panasonic CF-28 "toughbook" */
{
.name = "Panasonic CF-28",
};
/* These values came from the Windows driver. */
-static struct m3_hv_quirk m3_hv_quirk_list[] = {
+static const struct m3_hv_quirk m3_hv_quirk_list[] = {
/* Allegro chips */
{ 0x125D, 0x1988, 0x0E11, 0x002E, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
{ 0x125D, 0x1988, 0x0E11, 0x0094, HV_CTRL_ENABLE | HV_BUTTON_FROM_GD, 0 },
* lowlevel functions
*/
-static inline void snd_m3_outw(m3_t *chip, u16 value, unsigned long reg)
+static inline void snd_m3_outw(struct snd_m3 *chip, u16 value, unsigned long reg)
{
outw(value, chip->iobase + reg);
}
-static inline u16 snd_m3_inw(m3_t *chip, unsigned long reg)
+static inline u16 snd_m3_inw(struct snd_m3 *chip, unsigned long reg)
{
return inw(chip->iobase + reg);
}
-static inline void snd_m3_outb(m3_t *chip, u8 value, unsigned long reg)
+static inline void snd_m3_outb(struct snd_m3 *chip, u8 value, unsigned long reg)
{
outb(value, chip->iobase + reg);
}
-static inline u8 snd_m3_inb(m3_t *chip, unsigned long reg)
+static inline u8 snd_m3_inb(struct snd_m3 *chip, unsigned long reg)
{
return inb(chip->iobase + reg);
}
* access 16bit words to the code or data regions of the dsp's memory.
* index addresses 16bit words.
*/
-static u16 snd_m3_assp_read(m3_t *chip, u16 region, u16 index)
+static u16 snd_m3_assp_read(struct snd_m3 *chip, u16 region, u16 index)
{
snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
return snd_m3_inw(chip, DSP_PORT_MEMORY_DATA);
}
-static void snd_m3_assp_write(m3_t *chip, u16 region, u16 index, u16 data)
+static void snd_m3_assp_write(struct snd_m3 *chip, u16 region, u16 index, u16 data)
{
snd_m3_outw(chip, region & MEMTYPE_MASK, DSP_PORT_MEMORY_TYPE);
snd_m3_outw(chip, index, DSP_PORT_MEMORY_INDEX);
snd_m3_outw(chip, data, DSP_PORT_MEMORY_DATA);
}
-static void snd_m3_assp_halt(m3_t *chip)
+static void snd_m3_assp_halt(struct snd_m3 *chip)
{
chip->reset_state = snd_m3_inb(chip, DSP_PORT_CONTROL_REG_B) & ~REGB_STOP_CLOCK;
msleep(10);
snd_m3_outb(chip, chip->reset_state & ~REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
}
-static void snd_m3_assp_continue(m3_t *chip)
+static void snd_m3_assp_continue(struct snd_m3 *chip)
{
snd_m3_outb(chip, chip->reset_state | REGB_ENABLE_RESET, DSP_PORT_CONTROL_REG_B);
}
* by the binary code images.
*/
-static int snd_m3_add_list(m3_t *chip, struct m3_list *list, u16 val)
+static int snd_m3_add_list(struct snd_m3 *chip, struct m3_list *list, u16 val)
{
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
list->mem_addr + list->curlen,
return list->curlen++;
}
-static void snd_m3_remove_list(m3_t *chip, struct m3_list *list, int index)
+static void snd_m3_remove_list(struct snd_m3 *chip, struct m3_list *list, int index)
{
u16 val;
int lastindex = list->curlen - 1;
list->curlen--;
}
-static void snd_m3_inc_timer_users(m3_t *chip)
+static void snd_m3_inc_timer_users(struct snd_m3 *chip)
{
chip->timer_users++;
if (chip->timer_users != 1)
HOST_INT_CTRL);
}
-static void snd_m3_dec_timer_users(m3_t *chip)
+static void snd_m3_dec_timer_users(struct snd_m3 *chip)
{
chip->timer_users--;
if (chip->timer_users > 0)
*/
/* spinlock held! */
-static int snd_m3_pcm_start(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
+static int snd_m3_pcm_start(struct snd_m3 *chip, struct m3_dma *s,
+ struct snd_pcm_substream *subs)
{
if (! s || ! subs)
return -EINVAL;
chip->dacs_active);
break;
case SNDRV_PCM_STREAM_CAPTURE:
- snd_m3_assp_write(s->chip, MEMTYPE_INTERNAL_DATA,
+ snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
KDATA_ADC1_REQUEST, 1);
snd_m3_assp_write(chip, MEMTYPE_INTERNAL_DATA,
s->inst.data + CDATA_INSTANCE_READY, 1);
}
/* spinlock held! */
-static int snd_m3_pcm_stop(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
+static int snd_m3_pcm_stop(struct snd_m3 *chip, struct m3_dma *s,
+ struct snd_pcm_substream *subs)
{
if (! s || ! subs)
return -EINVAL;
}
static int
-snd_m3_pcm_trigger(snd_pcm_substream_t *subs, int cmd)
+snd_m3_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
{
- m3_t *chip = snd_pcm_substream_chip(subs);
- m3_dma_t *s = (m3_dma_t*)subs->runtime->private_data;
+ struct snd_m3 *chip = snd_pcm_substream_chip(subs);
+ struct m3_dma *s = subs->runtime->private_data;
int err = -EINVAL;
snd_assert(s != NULL, return -ENXIO);
* setup
*/
static void
-snd_m3_pcm_setup1(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
+snd_m3_pcm_setup1(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
{
int dsp_in_size, dsp_out_size, dsp_in_buffer, dsp_out_buffer;
- snd_pcm_runtime_t *runtime = subs->runtime;
+ struct snd_pcm_runtime *runtime = subs->runtime;
if (subs->stream == SNDRV_PCM_STREAM_PLAYBACK) {
dsp_in_size = MINISRC_IN_BUFFER_SIZE - (0x20 * 2);
dsp_out_buffer);
}
-static void snd_m3_pcm_setup2(m3_t *chip, m3_dma_t *s, snd_pcm_runtime_t *runtime)
+static void snd_m3_pcm_setup2(struct snd_m3 *chip, struct m3_dma *s,
+ struct snd_pcm_runtime *runtime)
{
u32 freq;
}
-static struct play_vals {
+static const struct play_vals {
u16 addr, val;
} pv[] = {
{CDATA_LEFT_VOLUME, ARB_VOLUME},
/* the mode passed should be already shifted and masked */
static void
-snd_m3_playback_setup(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
+snd_m3_playback_setup(struct snd_m3 *chip, struct m3_dma *s,
+ struct snd_pcm_substream *subs)
{
unsigned int i;
/*
* Native record driver
*/
-static struct rec_vals {
+static const struct rec_vals {
u16 addr, val;
} rv[] = {
{CDATA_LEFT_VOLUME, ARB_VOLUME},
};
static void
-snd_m3_capture_setup(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
+snd_m3_capture_setup(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
{
unsigned int i;
s->inst.data + rv[i].addr, rv[i].val);
}
-static int snd_m3_pcm_hw_params(snd_pcm_substream_t * substream,
- snd_pcm_hw_params_t * hw_params)
+static int snd_m3_pcm_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
{
- m3_dma_t *s = (m3_dma_t*) substream->runtime->private_data;
+ struct m3_dma *s = substream->runtime->private_data;
int err;
if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
return 0;
}
-static int snd_m3_pcm_hw_free(snd_pcm_substream_t * substream)
+static int snd_m3_pcm_hw_free(struct snd_pcm_substream *substream)
{
- m3_dma_t *s;
+ struct m3_dma *s;
if (substream->runtime->private_data == NULL)
return 0;
- s = (m3_dma_t*) substream->runtime->private_data;
+ s = substream->runtime->private_data;
snd_pcm_lib_free_pages(substream);
s->buffer_addr = 0;
return 0;
}
static int
-snd_m3_pcm_prepare(snd_pcm_substream_t *subs)
+snd_m3_pcm_prepare(struct snd_pcm_substream *subs)
{
- m3_t *chip = snd_pcm_substream_chip(subs);
- snd_pcm_runtime_t *runtime = subs->runtime;
- m3_dma_t *s = (m3_dma_t*)runtime->private_data;
+ struct snd_m3 *chip = snd_pcm_substream_chip(subs);
+ struct snd_pcm_runtime *runtime = subs->runtime;
+ struct m3_dma *s = runtime->private_data;
snd_assert(s != NULL, return -ENXIO);
* get current pointer
*/
static unsigned int
-snd_m3_get_pointer(m3_t *chip, m3_dma_t *s, snd_pcm_substream_t *subs)
+snd_m3_get_pointer(struct snd_m3 *chip, struct m3_dma *s, struct snd_pcm_substream *subs)
{
u16 hi = 0, lo = 0;
int retry = 10;
}
static snd_pcm_uframes_t
-snd_m3_pcm_pointer(snd_pcm_substream_t * subs)
+snd_m3_pcm_pointer(struct snd_pcm_substream *subs)
{
- m3_t *chip = snd_pcm_substream_chip(subs);
+ struct snd_m3 *chip = snd_pcm_substream_chip(subs);
unsigned int ptr;
- m3_dma_t *s = (m3_dma_t*)subs->runtime->private_data;
+ struct m3_dma *s = subs->runtime->private_data;
snd_assert(s != NULL, return 0);
spin_lock(&chip->reg_lock);
/* update pointer */
/* spinlock held! */
-static void snd_m3_update_ptr(m3_t *chip, m3_dma_t *s)
+static void snd_m3_update_ptr(struct snd_m3 *chip, struct m3_dma *s)
{
- snd_pcm_substream_t *subs = s->substream;
+ struct snd_pcm_substream *subs = s->substream;
unsigned int hwptr;
int diff;
if (! s->running)
return;
- hwptr = snd_m3_get_pointer(chip, s, subs) % s->dma_size;
- diff = (s->dma_size + hwptr - s->hwptr) % s->dma_size;
+ hwptr = snd_m3_get_pointer(chip, s, subs);
+
+ /* try to avoid expensive modulo divisions */
+ if (hwptr >= s->dma_size)
+ hwptr %= s->dma_size;
+
+ diff = s->dma_size + hwptr - s->hwptr;
+ if (diff >= s->dma_size)
+ diff %= s->dma_size;
+
s->hwptr = hwptr;
s->count += diff;
+
if (s->count >= (signed)s->period_size) {
- s->count %= s->period_size;
+
+ if (s->count < 2 * (signed)s->period_size)
+ s->count -= (signed)s->period_size;
+ else
+ s->count %= s->period_size;
+
spin_unlock(&chip->reg_lock);
snd_pcm_period_elapsed(subs);
spin_lock(&chip->reg_lock);
static void snd_m3_update_hw_volume(unsigned long private_data)
{
- m3_t *chip = (m3_t *) private_data;
+ struct snd_m3 *chip = (struct snd_m3 *) private_data;
int x, val;
unsigned long flags;
static irqreturn_t
snd_m3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
{
- m3_t *chip = dev_id;
+ struct snd_m3 *chip = dev_id;
u8 status;
int i;
/* update adc/dac info if it was a timer int */
spin_lock(&chip->reg_lock);
for (i = 0; i < chip->num_substreams; i++) {
- m3_dma_t *s = &chip->substreams[i];
+ struct m3_dma *s = &chip->substreams[i];
if (s->running)
snd_m3_update_ptr(chip, s);
}
/*
*/
-static snd_pcm_hardware_t snd_m3_playback =
+static struct snd_pcm_hardware snd_m3_playback =
{
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
.periods_max = 1024,
};
-static snd_pcm_hardware_t snd_m3_capture =
+static struct snd_pcm_hardware snd_m3_capture =
{
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
*/
static int
-snd_m3_substream_open(m3_t *chip, snd_pcm_substream_t *subs)
+snd_m3_substream_open(struct snd_m3 *chip, struct snd_pcm_substream *subs)
{
int i;
- m3_dma_t *s;
+ struct m3_dma *s;
spin_lock_irq(&chip->reg_lock);
for (i = 0; i < chip->num_substreams; i++) {
}
static void
-snd_m3_substream_close(m3_t *chip, snd_pcm_substream_t *subs)
+snd_m3_substream_close(struct snd_m3 *chip, struct snd_pcm_substream *subs)
{
- m3_dma_t *s = (m3_dma_t*) subs->runtime->private_data;
+ struct m3_dma *s = subs->runtime->private_data;
if (s == NULL)
return; /* not opened properly */
}
static int
-snd_m3_playback_open(snd_pcm_substream_t *subs)
+snd_m3_playback_open(struct snd_pcm_substream *subs)
{
- m3_t *chip = snd_pcm_substream_chip(subs);
- snd_pcm_runtime_t *runtime = subs->runtime;
+ struct snd_m3 *chip = snd_pcm_substream_chip(subs);
+ struct snd_pcm_runtime *runtime = subs->runtime;
int err;
if ((err = snd_m3_substream_open(chip, subs)) < 0)
}
static int
-snd_m3_playback_close(snd_pcm_substream_t *subs)
+snd_m3_playback_close(struct snd_pcm_substream *subs)
{
- m3_t *chip = snd_pcm_substream_chip(subs);
+ struct snd_m3 *chip = snd_pcm_substream_chip(subs);
snd_m3_substream_close(chip, subs);
return 0;
}
static int
-snd_m3_capture_open(snd_pcm_substream_t *subs)
+snd_m3_capture_open(struct snd_pcm_substream *subs)
{
- m3_t *chip = snd_pcm_substream_chip(subs);
- snd_pcm_runtime_t *runtime = subs->runtime;
+ struct snd_m3 *chip = snd_pcm_substream_chip(subs);
+ struct snd_pcm_runtime *runtime = subs->runtime;
int err;
if ((err = snd_m3_substream_open(chip, subs)) < 0)
}
static int
-snd_m3_capture_close(snd_pcm_substream_t *subs)
+snd_m3_capture_close(struct snd_pcm_substream *subs)
{
- m3_t *chip = snd_pcm_substream_chip(subs);
+ struct snd_m3 *chip = snd_pcm_substream_chip(subs);
snd_m3_substream_close(chip, subs);
return 0;
* create pcm instance
*/
-static snd_pcm_ops_t snd_m3_playback_ops = {
+static struct snd_pcm_ops snd_m3_playback_ops = {
.open = snd_m3_playback_open,
.close = snd_m3_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_m3_pcm_pointer,
};
-static snd_pcm_ops_t snd_m3_capture_ops = {
+static struct snd_pcm_ops snd_m3_capture_ops = {
.open = snd_m3_capture_open,
.close = snd_m3_capture_close,
.ioctl = snd_pcm_lib_ioctl,
};
static int __devinit
-snd_m3_pcm(m3_t * chip, int device)
+snd_m3_pcm(struct snd_m3 * chip, int device)
{
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
int err;
err = snd_pcm_new(chip->card, chip->card->driver, device,
* Wait for the ac97 serial bus to be free.
* return nonzero if the bus is still busy.
*/
-static int snd_m3_ac97_wait(m3_t *chip)
+static int snd_m3_ac97_wait(struct snd_m3 *chip)
{
int i = 10000;
do {
if (! (snd_m3_inb(chip, 0x30) & 1))
return 0;
+ cpu_relax();
} while (i-- > 0);
snd_printk(KERN_ERR "ac97 serial bus busy\n");
}
static unsigned short
-snd_m3_ac97_read(ac97_t *ac97, unsigned short reg)
+snd_m3_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
{
- m3_t *chip = ac97->private_data;
+ struct snd_m3 *chip = ac97->private_data;
unsigned long flags;
- unsigned short data;
+ unsigned short data = 0xffff;
if (snd_m3_ac97_wait(chip))
- return 0xffff;
+ goto fail;
spin_lock_irqsave(&chip->ac97_lock, flags);
snd_m3_outb(chip, 0x80 | (reg & 0x7f), CODEC_COMMAND);
if (snd_m3_ac97_wait(chip))
- return 0xffff;
+ goto fail_unlock;
data = snd_m3_inw(chip, CODEC_DATA);
+fail_unlock:
spin_unlock_irqrestore(&chip->ac97_lock, flags);
+fail:
return data;
}
static void
-snd_m3_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short val)
+snd_m3_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val)
{
- m3_t *chip = ac97->private_data;
+ struct snd_m3 *chip = ac97->private_data;
unsigned long flags;
if (snd_m3_ac97_wait(chip))
/*
* hack, returns non zero on err
*/
-static int snd_m3_try_read_vendor(m3_t *chip)
+static int snd_m3_try_read_vendor(struct snd_m3 *chip)
{
u16 ret;
return (ret == 0) || (ret == 0xffff);
}
-static void snd_m3_ac97_reset(m3_t *chip)
+static void snd_m3_ac97_reset(struct snd_m3 *chip)
{
u16 dir;
int delay1 = 0, delay2 = 0, i;
#endif
}
-static int __devinit snd_m3_mixer(m3_t *chip)
+static int __devinit snd_m3_mixer(struct snd_m3 *chip)
{
- ac97_bus_t *pbus;
- ac97_template_t ac97;
- snd_ctl_elem_id_t id;
+ struct snd_ac97_bus *pbus;
+ struct snd_ac97_template ac97;
+ struct snd_ctl_elem_id id;
int err;
- static ac97_bus_ops_t ops = {
+ static struct snd_ac97_bus_ops ops = {
.write = snd_m3_ac97_write,
.read = snd_m3_ac97_read,
};
* DSP Code images
*/
-static u16 assp_kernel_image[] __devinitdata = {
+static const u16 assp_kernel_image[] __devinitdata = {
0x7980, 0x0030, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x00FB, 0x7980, 0x00DD, 0x7980, 0x03B4,
0x7980, 0x0332, 0x7980, 0x0287, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
0x7980, 0x031A, 0x7980, 0x03B4, 0x7980, 0x022F, 0x7980, 0x03B4, 0x7980, 0x03B4, 0x7980, 0x03B4,
* Mini sample rate converter code image
* that is to be loaded at 0x400 on the DSP.
*/
-static u16 assp_minisrc_image[] __devinitdata = {
+static const u16 assp_minisrc_image[] __devinitdata = {
0xBF80, 0x101E, 0x906E, 0x006E, 0x8B88, 0x6980, 0xEF88, 0x906F, 0x0D6F, 0x6900, 0xEB08, 0x0412,
0xBC20, 0x696E, 0xB801, 0x906E, 0x7980, 0x0403, 0xB90E, 0x8807, 0xBE43, 0xBF01, 0xBE47, 0xBE41,
*/
#define MINISRC_LPF_LEN 10
-static u16 minisrc_lpf[MINISRC_LPF_LEN] __devinitdata = {
+static const u16 minisrc_lpf[MINISRC_LPF_LEN] __devinitdata = {
0X0743, 0X1104, 0X0A4C, 0XF88D, 0X242C,
0X1023, 0X1AA9, 0X0B60, 0XEFDD, 0X186F
};
-static void __devinit snd_m3_assp_init(m3_t *chip)
+static void __devinit snd_m3_assp_init(struct snd_m3 *chip)
{
unsigned int i;
}
-static int __devinit snd_m3_assp_client_init(m3_t *chip, m3_dma_t *s, int index)
+static int __devinit snd_m3_assp_client_init(struct snd_m3 *chip, struct m3_dma *s, int index)
{
int data_bytes = 2 * ( MINISRC_TMP_BUFFER_SIZE / 2 +
MINISRC_IN_BUFFER_SIZE / 2 +
*/
/*
- * align instance address to 256 bytes so that it's
+ * align instance address to 256 bytes so that its
* shifted list address is aligned.
* list address = (mem address >> 1) >> 7;
*/
* this needs more magic for 4 speaker, but..
*/
static void
-snd_m3_amp_enable(m3_t *chip, int enable)
+snd_m3_amp_enable(struct snd_m3 *chip, int enable)
{
int io = chip->iobase;
u16 gpo, polarity;
}
static int
-snd_m3_chip_init(m3_t *chip)
+snd_m3_chip_init(struct snd_m3 *chip)
{
struct pci_dev *pcidev = chip->pci;
unsigned long io = chip->iobase;
}
static void
-snd_m3_enable_ints(m3_t *chip)
+snd_m3_enable_ints(struct snd_m3 *chip)
{
unsigned long io = chip->iobase;
unsigned short val;
/*
*/
-static int snd_m3_free(m3_t *chip)
+static int snd_m3_free(struct snd_m3 *chip)
{
- m3_dma_t *s;
+ struct m3_dma *s;
int i;
if (chip->substreams) {
if (chip->irq >= 0) {
synchronize_irq(chip->irq);
- free_irq(chip->irq, (void *)chip);
+ free_irq(chip->irq, chip);
}
if (chip->iobase)
* APM support
*/
#ifdef CONFIG_PM
-static int m3_suspend(snd_card_t *card, pm_message_t state)
+static int m3_suspend(struct pci_dev *pci, pm_message_t state)
{
- m3_t *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_m3 *chip = card->private_data;
int i, index;
if (chip->suspend_mem == NULL)
return 0;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
snd_pcm_suspend_all(chip->pcm);
snd_ac97_suspend(chip->ac97);
snd_m3_outw(chip, 0xffff, 0x54);
snd_m3_outw(chip, 0xffff, 0x56);
- pci_disable_device(chip->pci);
+ pci_disable_device(pci);
+ pci_save_state(pci);
return 0;
}
-static int m3_resume(snd_card_t *card)
+static int m3_resume(struct pci_dev *pci)
{
- m3_t *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_m3 *chip = card->private_data;
int i, index;
if (chip->suspend_mem == NULL)
return 0;
- pci_enable_device(chip->pci);
- pci_set_master(chip->pci);
+ pci_restore_state(pci);
+ pci_enable_device(pci);
+ pci_set_master(pci);
/* first lets just bring everything back. .*/
snd_m3_outw(chip, 0, 0x54);
snd_m3_enable_ints(chip);
snd_m3_amp_enable(chip, 1);
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* CONFIG_PM */
/*
*/
-static int snd_m3_dev_free(snd_device_t *device)
+static int snd_m3_dev_free(struct snd_device *device)
{
- m3_t *chip = device->device_data;
+ struct snd_m3 *chip = device->device_data;
return snd_m3_free(chip);
}
static int __devinit
-snd_m3_create(snd_card_t *card, struct pci_dev *pci,
+snd_m3_create(struct snd_card *card, struct pci_dev *pci,
int enable_amp,
int amp_gpio,
- m3_t **chip_ret)
+ struct snd_m3 **chip_ret)
{
- m3_t *chip;
+ struct snd_m3 *chip;
int i, err;
- struct m3_quirk *quirk;
- struct m3_hv_quirk *hv_quirk;
- static snd_device_ops_t ops = {
+ const struct m3_quirk *quirk;
+ const struct m3_hv_quirk *hv_quirk;
+ static struct snd_device_ops ops = {
.dev_free = snd_m3_dev_free,
};
return -EIO;
/* check, if we can restrict PCI DMA transfers to 28 bits */
- if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
- pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
+ if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
+ pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
snd_printk(KERN_ERR "architecture does not support 28bit PCI busmaster DMA\n");
pci_disable_device(pci);
return -ENXIO;
chip->amp_gpio = GPO_EXT_AMP_M3;
chip->num_substreams = NR_DSPS;
- chip->substreams = kmalloc(sizeof(m3_dma_t) * chip->num_substreams, GFP_KERNEL);
+ chip->substreams = kcalloc(chip->num_substreams, sizeof(struct m3_dma),
+ GFP_KERNEL);
if (chip->substreams == NULL) {
kfree(chip);
pci_disable_device(pci);
return -ENOMEM;
}
- memset(chip->substreams, 0, sizeof(m3_dma_t) * chip->num_substreams);
if ((err = pci_request_regions(pci, card->driver)) < 0) {
snd_m3_free(chip);
tasklet_init(&chip->hwvol_tq, snd_m3_update_hw_volume, (unsigned long)chip);
if (request_irq(pci->irq, snd_m3_interrupt, SA_INTERRUPT|SA_SHIRQ,
- card->driver, (void *)chip)) {
+ card->driver, chip)) {
snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
snd_m3_free(chip);
return -ENOMEM;
chip->suspend_mem = vmalloc(sizeof(u16) * (REV_B_CODE_MEMORY_LENGTH + REV_B_DATA_MEMORY_LENGTH));
if (chip->suspend_mem == NULL)
snd_printk(KERN_WARNING "can't allocate apm buffer\n");
- else
- snd_card_set_pm_callback(card, m3_suspend, m3_resume, chip);
#endif
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
return err;
for (i = 0; i < chip->num_substreams; i++) {
- m3_dma_t *s = &chip->substreams[i];
- s->chip = chip;
+ struct m3_dma *s = &chip->substreams[i];
if ((err = snd_m3_assp_client_init(chip, s, i)) < 0)
return err;
}
snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
{
static int dev;
- snd_card_t *card;
- m3_t *chip;
+ struct snd_card *card;
+ struct snd_m3 *chip;
int err;
/* don't pick up modems */
snd_card_free(card);
return err;
}
+ card->private_data = chip;
sprintf(card->shortname, "ESS %s PCI", card->driver);
sprintf(card->longname, "%s at 0x%lx, irq %d",
}
#if 0 /* TODO: not supported yet */
- /* TODO enable midi irq and i/o */
+ /* TODO enable MIDI IRQ and I/O */
err = snd_mpu401_uart_new(chip->card, 0, MPU401_HW_MPU401,
chip->iobase + MPU401_DATA_PORT, 1,
chip->irq, 0, &chip->rmidi);
if (err < 0)
- printk(KERN_WARNING "maestro3: no midi support.\n");
+ printk(KERN_WARNING "maestro3: no MIDI support.\n");
#endif
pci_set_drvdata(pci, card);
static struct pci_driver driver = {
.name = "Maestro3",
- .owner = THIS_MODULE,
.id_table = snd_m3_ids,
.probe = snd_m3_probe,
.remove = __devexit_p(snd_m3_remove),
- SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+ .suspend = m3_suspend,
+ .resume = m3_resume,
+#endif
};
static int __init alsa_card_m3_init(void)