ALSA: hda: 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/20191210063454.31603-22-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2019-12-10 07:34:20 +01:00
commit f36da9406e
2 changed files with 4 additions and 4 deletions