diff options
| author |   Takashi Iwai <tiwai@suse.de> | 2019-12-10 07:34:23 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-12-11 07:25:48 +0100 |
| commit | be1391c7858ffd7c5c1b4f004431cfbffb3e923c (patch) | |
| tree | 430d29b65959a121b7d1196bb7f3a39639f50a7a | |
| parent | ALSA: ice1724: Support PCM sync_stop (diff) | |
| download | linux-dev-be1391c7858ffd7c5c1b4f004431cfbffb3e923c.tar.xz linux-dev-be1391c7858ffd7c5c1b4f004431cfbffb3e923c.zip | |
ALSA: intel8x0: Support PCM sync_stop
The driver invokes snd_pcm_period_elapsed() simply from the interrupt
handler. Set card->sync_irq for enabling the missing sync_stop PCM
operation. It's cleared and reset dynamically at IRQ re-acquiring for
the PM resume, too.
Link: https://lore.kernel.org/r/20191210063454.31603-25-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/pci/intel8x0.c | 4 | ||||
| -rw-r--r-- | sound/pci/intel8x0m.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c index 2a3551deee74..f88008465c44 100644 --- a/sound/pci/intel8x0.c +++ b/sound/pci/intel8x0.c @@ -2592,6 +2592,7 @@ static int intel8x0_suspend(struct device *dev) if (chip->irq >= 0) { free_irq(chip->irq, chip); chip->irq = -1; + card->sync_irq = -1; } return 0; } @@ -2612,7 +2613,7 @@ static int intel8x0_resume(struct device *dev) return -EIO; } chip->irq = pci->irq; - synchronize_irq(chip->irq); + card->sync_irq = chip->irq; /* re-initialize mixer stuff */ if (chip->device_type == DEVICE_INTEL_ICH4 && !spdif_aclink) { @@ -3092,6 +3093,7 @@ static int snd_intel8x0_create(struct snd_card *card, return -EBUSY; } chip->irq = pci->irq; + card->sync_irq = chip->irq; if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { snd_intel8x0_free(chip); diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c index 13dd3d873e95..2f73b45c845c 100644 --- a/sound/pci/intel8x0m.c +++ b/sound/pci/intel8x0m.c @@ -999,6 +999,7 @@ static int intel8x0m_suspend(struct device *dev) if (chip->irq >= 0) { free_irq(chip->irq, chip); chip->irq = -1; + card->sync_irq = -1; } return 0; } @@ -1017,6 +1018,7 @@ static int intel8x0m_resume(struct device *dev) return -EIO; } chip->irq = pci->irq; + card->sync_irq = chip->irq; snd_intel8x0m_chip_init(chip, 0); snd_ac97_resume(chip->ac97); @@ -1191,6 +1193,7 @@ static int snd_intel8x0m_create(struct snd_card *card, return -EBUSY; } chip->irq = pci->irq; + card->sync_irq = chip->irq; if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { snd_intel8x0m_free(chip); |