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Merge branch 'topic/intel8x0' into for-linus

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This commit is contained in:
Takashi Iwai 2009-03-24 00:36:13 +01:00
commit 843ad02fa4
4 changed files with 72 additions and 25 deletions
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2
sound/pci/ac97/ac97_codec.c
View file

@ -384,7 +384,7 @@ int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned sho
EXPORT_SYMBOL(snd_ac97_update_bits);
/* no lock version - see snd_ac97_updat_bits() */
/* no lock version - see snd_ac97_update_bits() */
int snd_ac97_update_bits_nolock(struct snd_ac97 *ac97, unsigned short reg,
unsigned short mask, unsigned short value)
{

2
sound/pci/ac97/ac97_proc.c
View file

@ -125,6 +125,8 @@ static void snd_ac97_proc_read_main(struct snd_ac97 *ac97, struct snd_info_buffe
snd_iprintf(buffer, "PCI Subsys Device: 0x%04x\n\n",
ac97->subsystem_device);
snd_iprintf(buffer, "Flags: %x\n", ac97->flags);
if ((ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23) {
val = snd_ac97_read(ac97, AC97_INT_PAGING);
snd_ac97_update_bits(ac97, AC97_INT_PAGING,

79
sound/pci/intel8x0.c
View file

@ -689,7 +689,7 @@ static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ich
bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */
ichdev->fragsize >> ichdev->pos_shift);
#if 0
printk("bdbar[%i] = 0x%x [0x%x]\n",
printk(KERN_DEBUG "bdbar[%i] = 0x%x [0x%x]\n",
idx + 0, bdbar[idx + 0], bdbar[idx + 1]);
#endif
}
@ -701,8 +701,10 @@ static void snd_intel8x0_setup_periods(struct intel8x0 *chip, struct ichdev *ich
ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags;
ichdev->position = 0;
#if 0
printk("lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n",
ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, ichdev->fragsize1);
printk(KERN_DEBUG "lvi_frag = %i, frags = %i, period_size = 0x%x, "
"period_size1 = 0x%x\n",
ichdev->lvi_frag, ichdev->frags, ichdev->fragsize,
ichdev->fragsize1);
#endif
/* clear interrupts */
iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
@ -768,7 +770,8 @@ static inline void snd_intel8x0_update(struct intel8x0 *chip, struct ichdev *ich
ichdev->lvi_frag %= ichdev->frags;
ichdev->bdbar[ichdev->lvi * 2] = cpu_to_le32(ichdev->physbuf + ichdev->lvi_frag * ichdev->fragsize1);
#if 0
printk("new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n",
printk(KERN_DEBUG "new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, "
"all = 0x%x, 0x%x\n",
ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2],
ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port),
inl(port + 4), inb(port + ICH_REG_OFF_CR));
@ -2287,23 +2290,23 @@ static void do_ali_reset(struct intel8x0 *chip)
iputdword(chip, ICHREG(ALI_INTERRUPTSR), 0x00000000);
}
static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing)
{
unsigned long end_time;
unsigned int cnt, status, nstatus;
/* put logic to right state */
/* first clear status bits */
status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT;
if (chip->device_type == DEVICE_NFORCE)
status |= ICH_NVSPINT;
cnt = igetdword(chip, ICHREG(GLOB_STA));
iputdword(chip, ICHREG(GLOB_STA), cnt & status);
#ifdef CONFIG_SND_AC97_POWER_SAVE
static struct snd_pci_quirk ich_chip_reset_mode[] = {
SND_PCI_QUIRK(0x1014, 0x051f, "Thinkpad R32", 1),
{ } /* end */
};
static int snd_intel8x0_ich_chip_cold_reset(struct intel8x0 *chip)
{
unsigned int cnt;
/* ACLink on, 2 channels */
if (snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode))
return -EIO;
cnt = igetdword(chip, ICHREG(GLOB_CNT));
cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK);
#ifdef CONFIG_SND_AC97_POWER_SAVE
/* do cold reset - the full ac97 powerdown may leave the controller
* in a warm state but actually it cannot communicate with the codec.
*/
@ -2312,22 +2315,58 @@ static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing)
udelay(10);
iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD);
msleep(1);
return 0;
}
#define snd_intel8x0_ich_chip_can_cold_reset(chip) \
(!snd_pci_quirk_lookup(chip->pci, ich_chip_reset_mode))
#else
#define snd_intel8x0_ich_chip_cold_reset(chip) 0
#define snd_intel8x0_ich_chip_can_cold_reset(chip) (0)
#endif
static int snd_intel8x0_ich_chip_reset(struct intel8x0 *chip)
{
unsigned long end_time;
unsigned int cnt;
/* ACLink on, 2 channels */
cnt = igetdword(chip, ICHREG(GLOB_CNT));
cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK);
/* finish cold or do warm reset */
cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM;
iputdword(chip, ICHREG(GLOB_CNT), cnt);
end_time = (jiffies + (HZ / 4)) + 1;
do {
if ((igetdword(chip, ICHREG(GLOB_CNT)) & ICH_AC97WARM) == 0)
goto __ok;
return 0;
schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
snd_printk(KERN_ERR "AC'97 warm reset still in progress? [0x%x]\n",
igetdword(chip, ICHREG(GLOB_CNT)));
return -EIO;
}
static int snd_intel8x0_ich_chip_init(struct intel8x0 *chip, int probing)
{
unsigned long end_time;
unsigned int status, nstatus;
unsigned int cnt;
int err;
/* put logic to right state */
/* first clear status bits */
status = ICH_RCS | ICH_MCINT | ICH_POINT | ICH_PIINT;
if (chip->device_type == DEVICE_NFORCE)
status |= ICH_NVSPINT;
cnt = igetdword(chip, ICHREG(GLOB_STA));
iputdword(chip, ICHREG(GLOB_STA), cnt & status);
if (snd_intel8x0_ich_chip_can_cold_reset(chip))
err = snd_intel8x0_ich_chip_cold_reset(chip);
else
err = snd_intel8x0_ich_chip_reset(chip);
if (err < 0)
return err;
__ok:
#endif
if (probing) {
/* wait for any codec ready status.
* Once it becomes ready it should remain ready

14
sound/pci/intel8x0m.c
View file

@ -411,7 +411,10 @@ static void snd_intel8x0_setup_periods(struct intel8x0m *chip, struct ichdev *ic
bdbar[idx + 0] = cpu_to_le32(ichdev->physbuf + (((idx >> 1) * ichdev->fragsize) % ichdev->size));
bdbar[idx + 1] = cpu_to_le32(0x80000000 | /* interrupt on completion */
ichdev->fragsize >> chip->pcm_pos_shift);
// printk("bdbar[%i] = 0x%x [0x%x]\n", idx + 0, bdbar[idx + 0], bdbar[idx + 1]);
/*
printk(KERN_DEBUG "bdbar[%i] = 0x%x [0x%x]\n",
idx + 0, bdbar[idx + 0], bdbar[idx + 1]);
*/
}
ichdev->frags = ichdev->size / ichdev->fragsize;
}
@ -421,8 +424,10 @@ static void snd_intel8x0_setup_periods(struct intel8x0m *chip, struct ichdev *ic
ichdev->lvi_frag = ICH_REG_LVI_MASK % ichdev->frags;
ichdev->position = 0;
#if 0
printk("lvi_frag = %i, frags = %i, period_size = 0x%x, period_size1 = 0x%x\n",
ichdev->lvi_frag, ichdev->frags, ichdev->fragsize, ichdev->fragsize1);
printk(KERN_DEBUG "lvi_frag = %i, frags = %i, period_size = 0x%x, "
"period_size1 = 0x%x\n",
ichdev->lvi_frag, ichdev->frags, ichdev->fragsize,
ichdev->fragsize1);
#endif
/* clear interrupts */
iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
@ -465,7 +470,8 @@ static inline void snd_intel8x0_update(struct intel8x0m *chip, struct ichdev *ic
ichdev->lvi_frag *
ichdev->fragsize1);
#if 0
printk("new: bdbar[%i] = 0x%x [0x%x], prefetch = %i, all = 0x%x, 0x%x\n",
printk(KERN_DEBUG "new: bdbar[%i] = 0x%x [0x%x], "
"prefetch = %i, all = 0x%x, 0x%x\n",
ichdev->lvi * 2, ichdev->bdbar[ichdev->lvi * 2],
ichdev->bdbar[ichdev->lvi * 2 + 1], inb(ICH_REG_OFF_PIV + port),
inl(port + 4), inb(port + ICH_REG_OFF_CR));