ALSA: ctxfi: 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, as well as removing the superfluous synchronize_irq()
call.

Link: https://lore.kernel.org/r/20191210063454.31603-15-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2019-12-10 07:34:13 +01:00
parent 25ec679b90
commit 5e0890c1cb
2 changed files with 2 additions and 3 deletions

View file

@ -1937,6 +1937,7 @@ static int hw_card_start(struct hw *hw)
goto error2;
}
hw->irq = pci->irq;
hw->card->sync_irq = hw->irq;
}
pci_set_master(pci);
@ -1962,9 +1963,6 @@ static int hw_card_stop(struct hw *hw)
data = hw_read_20kx(hw, PLLCTL);
hw_write_20kx(hw, PLLCTL, (data & (~(0x0F<<12))));
/* TODO: Disable interrupt and so on... */
if (hw->irq >= 0)
synchronize_irq(hw->irq);
return 0;
}

View file

@ -2061,6 +2061,7 @@ static int hw_card_start(struct hw *hw)
goto error2;
}
hw->irq = pci->irq;
hw->card->sync_irq = hw->irq;
}
pci_set_master(pci);