diff options
| author | Takashi Iwai <tiwai@suse.de> | 2019-12-10 07:34:17 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-12-11 07:25:45 +0100 |
| commit | 6b276e6281b6df9b3a74905dab2ead9aaca3fc55 (patch) | |
| tree | 212c20a9b0d9c0cbd60a0882b272e5bf77fa44fc /sound | |
| parent | 83720eef264bbfb6fa94b3eeb2671ffd0bd2dde7 (diff) | |
| download | lwn-6b276e6281b6df9b3a74905dab2ead9aaca3fc55.tar.gz lwn-6b276e6281b6df9b3a74905dab2ead9aaca3fc55.zip | |
ALSA: es1938: 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/20191210063454.31603-19-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/es1938.c | 3 |
1 files changed, 3 insertions, 0 deletions
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); |