From: Takashi Iwai Date: Mon, 13 Apr 2020 08:20:30 +0000 (+0200) Subject: ALSA: hda: Honor PM disablement in PM freeze and thaw_noirq ops X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=10db5bccc390e8e4bd9fcd1fbd4f1b23f271a405;p=linux.git ALSA: hda: Honor PM disablement in PM freeze and thaw_noirq ops freeze_noirq and thaw_noirq need to check the PM availability like other PM ops. There are cases where the device got disabled due to the error, and the PM operation should be ignored for that. Fixes: 3e6db33aaf1d ("ALSA: hda - Set SKL+ hda controller power at freeze() and thaw()") BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=207043 Link: https://lore.kernel.org/r/20200413082034.25166-3-tiwai@suse.de Signed-off-by: Takashi Iwai --- diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index a2e8113757504..f41d8b7864c1e 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -1071,6 +1071,8 @@ static int azx_freeze_noirq(struct device *dev) struct azx *chip = card->private_data; struct pci_dev *pci = to_pci_dev(dev); + if (!azx_is_pm_ready(card)) + return 0; if (chip->driver_type == AZX_DRIVER_SKL) pci_set_power_state(pci, PCI_D3hot); @@ -1083,6 +1085,8 @@ static int azx_thaw_noirq(struct device *dev) struct azx *chip = card->private_data; struct pci_dev *pci = to_pci_dev(dev); + if (!azx_is_pm_ready(card)) + return 0; if (chip->driver_type == AZX_DRIVER_SKL) pci_set_power_state(pci, PCI_D0);