Re: [REGRESSION] "ALSA: HDA: Early Forbid of runtime PM" broke my laptop's internal audio

[Michael Catanzaro]

On Fri, Jan 29, 2021 at 5:17 pm, Takashi Iwai <tiwai@xxxxxxx> wrote:
> --- a/sound/pci/hda/hda_intel.c
> +++ b/sound/pci/hda/hda_intel.c
> @@ -2217,8 +2217,6 @@ static const struct snd_pci_quirk 
> power_save_denylist[] = {
>  	/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
>  	SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
>  	/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
> -	SND_PCI_QUIRK(0x1558, 0x6504, "Clevo W65_67SB", 0),
> -	/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
>  	SND_PCI_QUIRK(0x1028, 0x0497, "Dell Precision T3600", 0),
>  	/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
>  	/* Note the P55A-UD3 and Z87-D3HP share the subsys id for the HDA 
> dev */

Hi,

This patch works fine on my laptop. I have no clue whether that means 
it's really safe to remove the quirk. I've never noticed any clicking 
noise myself, but I understand it has been a problem for other System76 
laptops.

Michael