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/echoaudio/echoaudio.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c index bfc3ffffb917..a9ac9fc635aa 100644 --- a/sound/pci/echoaudio/echoaudio.c +++ b/sound/pci/echoaudio/echoaudio.c @@ -1928,6 +1928,7 @@ static int snd_echo_create(struct snd_card *card, return -EBUSY; } chip->irq = pci->irq; + card->sync_irq = chip->irq; dev_dbg(card->dev, "pci=%p irq=%d subdev=%04x Init hardware...\n", chip->pci, chip->irq, chip->pci->subsystem_device);
@@ -2151,6 +2152,7 @@ static int snd_echo_suspend(struct device *dev) chip->dsp_code = NULL; free_irq(chip->irq, chip); chip->irq = -1; + chip->card->sync_irq = -1; return 0; }
@@ -2204,6 +2206,7 @@ static int snd_echo_resume(struct device *dev) return -EBUSY; } chip->irq = pci->irq; + chip->card->sync_irq = chip->irq; dev_dbg(dev, "resume irq=%d\n", chip->irq);
#ifdef ECHOCARD_HAS_MIDI