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.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/pci/es1938.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c index ae405bc38c65..d9fba07d36d0 100644 --- a/sound/pci/es1938.c +++ b/sound/pci/es1938.c @@ -1444,6 +1444,7 @@ static int es1938_suspend(struct device *dev) if (chip->irq >= 0) { free_irq(chip->irq, chip); chip->irq = -1; + card->sync_irq = -1; } return 0; } @@ -1463,6 +1464,7 @@ static int es1938_resume(struct device *dev) return -EIO; } chip->irq = pci->irq; + card->sync_irq = chip->irq; snd_es1938_chip_init(chip);
/* restore mixer-related registers */ @@ -1591,6 +1593,7 @@ static int snd_es1938_create(struct snd_card *card, return -EBUSY; } chip->irq = pci->irq; + card->sync_irq = chip->irq; dev_dbg(card->dev, "create: io: 0x%lx, sb: 0x%lx, vc: 0x%lx, mpu: 0x%lx, game: 0x%lx\n", chip->io_port, chip->sb_port, chip->vc_port, chip->mpu_port, chip->game_port);