Commit 3ba21113 authored Apr 13, 2020 by Roy Spliet Committed by Takashi Iwai Apr 13, 2020

ALSA: hda: Explicitly permit using autosuspend if runtime PM is supported

This fixes runtime PM not working after a suspend-to-RAM cycle at least for
the codec-less HDA device found on NVIDIA GPUs.

BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=207043


Signed-off-by: Roy Spliet <nouveau@spliet.org>
Link: https://lore.kernel.org/r/20200413082034.25166-7-tiwai@suse.de


Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent c4c8dd6e

sound/pci/hda/hda_intel.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -2354,8 +2354,10 @@ static int azx_probe_continue(struct azx *chip)

		set_default_power_save(chip);

		if (azx_has_pm_runtime(chip))
		if (azx_has_pm_runtime(chip)) {
		pm_runtime_use_autosuspend(&pci->dev);
		pm_runtime_put_autosuspend(&pci->dev);
		}

		out_free:
		if (err < 0) {

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