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ALSA: gus: Support PCM sync_stop

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The driver invokes snd_pcm_period_elapsed() simply from the interrupt
handler.  Set card->sync_irq for enabling the missing sync_stop PCM
operation.

Link: https://lore.kernel.org/r/20191210063454.31603-43-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2019-12-10 07:34:41 +01:00
parent 58dad836f9
commit 914da68909
3 changed files with 4 additions and 1 deletions
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1
sound/isa/gus/gus_main.c
View File

@ -181,6 +181,7 @@ int snd_gus_create(struct snd_card *card,
return -EBUSY;
}
gus->gf1.irq = irq;
card->sync_irq = irq;
if (request_dma(dma1, "GUS - 1")) {
snd_printk(KERN_ERR "gus: can't grab DMA1 %d\n", dma1);
snd_gus_free(gus);

1
sound/isa/gus/gusmax.c
View File

@ -282,6 +282,7 @@ static int snd_gusmax_probe(struct device *pdev, unsigned int dev)
goto _err;
}
maxcard->irq = xirq;
card->sync_irq = maxcard->irq;
err = snd_wss_create(card,
gus->gf1.port + 0x10c, -1, xirq,

1
sound/isa/gus/interwave.c
View File

@ -667,6 +667,7 @@ static int snd_interwave_probe(struct snd_card *card, int dev)
return -EBUSY;
}
iwcard->irq = xirq;
card->sync_irq = iwcard->irq;
err = snd_wss_create(card,
gus->gf1.port + 0x10c, -1, xirq,