unsigned int fragsize1;
unsigned int position;
unsigned int pos_shift;
+ unsigned int last_pos;
int frags;
int lvi;
int lvi_frag;
u32 int_sta_mask; /* interrupt status mask */
};
-static struct pci_device_id snd_intel8x0_ids[] = {
- { 0x8086, 0x2415, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82801AA */
- { 0x8086, 0x2425, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82901AB */
- { 0x8086, 0x2445, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 82801BA */
- { 0x8086, 0x2485, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* ICH3 */
- { 0x8086, 0x24c5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH4 */
- { 0x8086, 0x24d5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH5 */
- { 0x8086, 0x25a6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ESB */
- { 0x8086, 0x266e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH6 */
- { 0x8086, 0x27de, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ICH7 */
- { 0x8086, 0x2698, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL_ICH4 }, /* ESB2 */
- { 0x8086, 0x7195, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* 440MX */
- { 0x1039, 0x7012, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_SIS }, /* SI7012 */
- { 0x10de, 0x01b1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE */
- { 0x10de, 0x003a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* MCP04 */
- { 0x10de, 0x006a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE2 */
- { 0x10de, 0x0059, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK804 */
- { 0x10de, 0x008a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK8 */
- { 0x10de, 0x00da, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* NFORCE3 */
- { 0x10de, 0x00ea, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* CK8S */
- { 0x10de, 0x026b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_NFORCE }, /* MCP51 */
- { 0x1022, 0x746d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* AMD8111 */
- { 0x1022, 0x7445, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_INTEL }, /* AMD768 */
- { 0x10b9, 0x5455, PCI_ANY_ID, PCI_ANY_ID, 0, 0, DEVICE_ALI }, /* Ali5455 */
+static DEFINE_PCI_DEVICE_TABLE(snd_intel8x0_ids) = {
+ { PCI_VDEVICE(INTEL, 0x2415), DEVICE_INTEL }, /* 82801AA */
+ { PCI_VDEVICE(INTEL, 0x2425), DEVICE_INTEL }, /* 82901AB */
+ { PCI_VDEVICE(INTEL, 0x2445), DEVICE_INTEL }, /* 82801BA */
+ { PCI_VDEVICE(INTEL, 0x2485), DEVICE_INTEL }, /* ICH3 */
+ { PCI_VDEVICE(INTEL, 0x24c5), DEVICE_INTEL_ICH4 }, /* ICH4 */
+ { PCI_VDEVICE(INTEL, 0x24d5), DEVICE_INTEL_ICH4 }, /* ICH5 */
+ { PCI_VDEVICE(INTEL, 0x25a6), DEVICE_INTEL_ICH4 }, /* ESB */
+ { PCI_VDEVICE(INTEL, 0x266e), DEVICE_INTEL_ICH4 }, /* ICH6 */
+ { PCI_VDEVICE(INTEL, 0x27de), DEVICE_INTEL_ICH4 }, /* ICH7 */
+ { PCI_VDEVICE(INTEL, 0x2698), DEVICE_INTEL_ICH4 }, /* ESB2 */
+ { PCI_VDEVICE(INTEL, 0x7195), DEVICE_INTEL }, /* 440MX */
+ { PCI_VDEVICE(SI, 0x7012), DEVICE_SIS }, /* SI7012 */
+ { PCI_VDEVICE(NVIDIA, 0x01b1), DEVICE_NFORCE }, /* NFORCE */
+ { PCI_VDEVICE(NVIDIA, 0x003a), DEVICE_NFORCE }, /* MCP04 */
+ { PCI_VDEVICE(NVIDIA, 0x006a), DEVICE_NFORCE }, /* NFORCE2 */
+ { PCI_VDEVICE(NVIDIA, 0x0059), DEVICE_NFORCE }, /* CK804 */
+ { PCI_VDEVICE(NVIDIA, 0x008a), DEVICE_NFORCE }, /* CK8 */
+ { PCI_VDEVICE(NVIDIA, 0x00da), DEVICE_NFORCE }, /* NFORCE3 */
+ { PCI_VDEVICE(NVIDIA, 0x00ea), DEVICE_NFORCE }, /* CK8S */
+ { PCI_VDEVICE(NVIDIA, 0x026b), DEVICE_NFORCE }, /* MCP51 */
+ { PCI_VDEVICE(AMD, 0x746d), DEVICE_INTEL }, /* AMD8111 */
+ { PCI_VDEVICE(AMD, 0x7445), DEVICE_INTEL }, /* AMD768 */
+ { PCI_VDEVICE(AL, 0x5455), DEVICE_ALI }, /* Ali5455 */
{ 0, }
};
ichdev->suspended = 0;
/* fallthru */
case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
val = ICH_IOCE | ICH_STARTBM;
+ ichdev->last_pos = ichdev->position;
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
ichdev->suspended = 1;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
val = ICH_IOCE;
break;
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- val = ICH_IOCE | ICH_STARTBM;
- break;
default:
return -EINVAL;
}
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct ichdev *ichdev = get_ichdev(substream);
size_t ptr1, ptr;
- int civ, timeout = 100;
+ int civ, timeout = 10;
unsigned int position;
spin_lock(&chip->reg_lock);
ptr1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb))
break;
} while (timeout--);
- ptr1 <<= ichdev->pos_shift;
- ptr = ichdev->fragsize1 - ptr1;
- ptr += position;
+ ptr = ichdev->last_pos;
+ if (ptr1 != 0) {
+ ptr1 <<= ichdev->pos_shift;
+ ptr = ichdev->fragsize1 - ptr1;
+ ptr += position;
+ if (ptr < ichdev->last_pos) {
+ unsigned int pos_base, last_base;
+ pos_base = position / ichdev->fragsize1;
+ last_base = ichdev->last_pos / ichdev->fragsize1;
+ /* another sanity check; ptr1 can go back to full
+ * before the base position is updated
+ */
+ if (pos_base == last_base)
+ ptr = ichdev->last_pos;
+ }
+ }
+ ichdev->last_pos = ptr;
spin_unlock(&chip->reg_lock);
if (ptr >= ichdev->size)
return 0;
},
{
.subvendor = 0x1028,
+ .subdevice = 0x016a,
+ .name = "Dell Inspiron 8600", /* STAC9750/51 */
+ .type = AC97_TUNE_HP_ONLY
+ },
+ {
+ .subvendor = 0x1028,
.subdevice = 0x0186,
.name = "Dell Latitude D810", /* cf. Malone #41015 */
.type = AC97_TUNE_HP_MUTE_LED
},
{
.subvendor = 0x103c,
- .subdevice = 0x0934,
- .name = "HP nx8220",
- .type = AC97_TUNE_MUTE_LED
- },
- {
- .subvendor = 0x103c,
.subdevice = 0x129d,
.name = "HP xw8000",
.type = AC97_TUNE_HP_ONLY
},
{
.subvendor = 0x104d,
+ .subdevice = 0x8144,
+ .name = "Sony",
+ .type = AC97_TUNE_INV_EAPD
+ },
+ {
+ .subvendor = 0x104d,
.subdevice = 0x8197,
.name = "Sony S1XP",
.type = AC97_TUNE_INV_EAPD
},
+ {
+ .subvendor = 0x104d,
+ .subdevice = 0x81c0,
+ .name = "Sony VAIO VGN-T350P", /*AD1981B*/
+ .type = AC97_TUNE_INV_EAPD
+ },
+ {
+ .subvendor = 0x104d,
+ .subdevice = 0x81c5,
+ .name = "Sony VAIO VGN-B1VP", /*AD1981B*/
+ .type = AC97_TUNE_INV_EAPD
+ },
{
.subvendor = 0x1043,
.subdevice = 0x80f3,
.type = AC97_TUNE_HP_ONLY
},
{
+ .subvendor = 0x161f,
+ .subdevice = 0x203a,
+ .name = "Gateway 4525GZ", /* AD1981B */
+ .type = AC97_TUNE_INV_EAPD
+ },
+ {
.subvendor = 0x1734,
.subdevice = 0x0088,
.name = "Fujitsu-Siemens D1522", /* AD1981 */
struct snd_pcm_substream *subs;
struct ichdev *ichdev;
unsigned long port;
- unsigned long pos, t;
- struct timeval start_time, stop_time;
+ unsigned long pos, pos1, t;
+ int civ, timeout = 1000, attempt = 1;
+ struct timespec start_time, stop_time;
if (chip->ac97_bus->clock != 48000)
return; /* specified in module option */
+ __again:
subs = chip->pcm[0]->streams[0].substream;
if (! subs || subs->dma_buffer.bytes < INTEL8X0_TESTBUF_SIZE) {
snd_printk(KERN_WARNING "no playback buffer allocated - aborting measure ac97 clock\n");
}
ichdev = &chip->ichd[ICHD_PCMOUT];
ichdev->physbuf = subs->dma_buffer.addr;
- ichdev->size = chip->ichd[ICHD_PCMOUT].fragsize = INTEL8X0_TESTBUF_SIZE;
+ ichdev->size = ichdev->fragsize = INTEL8X0_TESTBUF_SIZE;
ichdev->substream = NULL; /* don't process interrupts */
/* set rate */
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_IOCE);
iputdword(chip, ICHREG(ALI_DMACR), 1 << ichdev->ali_slot);
}
- do_gettimeofday(&start_time);
+ do_posix_clock_monotonic_gettime(&start_time);
spin_unlock_irq(&chip->reg_lock);
msleep(50);
spin_lock_irq(&chip->reg_lock);
/* check the position */
- pos = ichdev->fragsize1;
- pos -= igetword(chip, ichdev->reg_offset + ichdev->roff_picb) << ichdev->pos_shift;
- pos += ichdev->position;
+ do {
+ civ = igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV);
+ pos1 = igetword(chip, ichdev->reg_offset + ichdev->roff_picb);
+ if (pos1 == 0) {
+ udelay(10);
+ continue;
+ }
+ if (civ == igetbyte(chip, ichdev->reg_offset + ICH_REG_OFF_CIV) &&
+ pos1 == igetword(chip, ichdev->reg_offset + ichdev->roff_picb))
+ break;
+ } while (timeout--);
+ if (pos1 == 0) { /* oops, this value is not reliable */
+ pos = 0;
+ } else {
+ pos = ichdev->fragsize1;
+ pos -= pos1 << ichdev->pos_shift;
+ pos += ichdev->position;
+ }
chip->in_measurement = 0;
- do_gettimeofday(&stop_time);
+ do_posix_clock_monotonic_gettime(&stop_time);
/* stop */
if (chip->device_type == DEVICE_ALI) {
iputdword(chip, ICHREG(ALI_DMACR), 1 << (ichdev->ali_slot + 16));
iputbyte(chip, port + ICH_REG_OFF_CR, ICH_RESETREGS);
spin_unlock_irq(&chip->reg_lock);
+ if (pos == 0) {
+ snd_printk(KERN_ERR "intel8x0: measure - unreliable DMA position..\n");
+ __retry:
+ if (attempt < 3) {
+ msleep(300);
+ attempt++;
+ goto __again;
+ }
+ goto __end;
+ }
+
+ pos /= 4;
t = stop_time.tv_sec - start_time.tv_sec;
t *= 1000000;
- t += stop_time.tv_usec - start_time.tv_usec;
- printk(KERN_INFO "%s: measured %lu usecs\n", __func__, t);
+ t += (stop_time.tv_nsec - start_time.tv_nsec) / 1000;
+ printk(KERN_INFO "%s: measured %lu usecs (%lu samples)\n", __func__, t, pos);
if (t == 0) {
- snd_printk(KERN_ERR "?? calculation error..\n");
- return;
+ snd_printk(KERN_ERR "intel8x0: ?? calculation error..\n");
+ goto __retry;
}
- pos = (pos / 4) * 1000;
+ pos *= 1000;
pos = (pos / t) * 1000 + ((pos % t) * 1000) / t;
- if (pos < 40000 || pos >= 60000)
+ if (pos < 40000 || pos >= 60000) {
/* abnormal value. hw problem? */
printk(KERN_INFO "intel8x0: measured clock %ld rejected\n", pos);
+ goto __retry;
+ } else if (pos > 40500 && pos < 41500)
+ /* first exception - 41000Hz reference clock */
+ chip->ac97_bus->clock = 41000;
+ else if (pos > 43600 && pos < 44600)
+ /* second exception - 44100HZ reference clock */
+ chip->ac97_bus->clock = 44100;
else if (pos < 47500 || pos > 48500)
/* not 48000Hz, tuning the clock.. */
chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos;
+ __end:
printk(KERN_INFO "intel8x0: clocking to %d\n", chip->ac97_bus->clock);
snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff