> -----Original Message----- > From: Takashi Iwai <tiwai@xxxxxxx> > Sent: Monday, October 21, 2024 2:59 PM > To: Dean Matthew Menezes <dean.menezes@xxxxxxxxxx> > Cc: Takashi Iwai <tiwai@xxxxxxx>; Kailang <kailang@xxxxxxxxxxx>; > stable@xxxxxxxxxxxxxxx; regressions@xxxxxxxxxxxxxxx; Jaroslav Kysela > <perex@xxxxxxxx>; Takashi Iwai <tiwai@xxxxxxxx>; Linux Sound System > <linux-sound@xxxxxxxxxxxxxxx>; Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> > Subject: Re: No sound on speakers X1 Carbon Gen 12 > > > External mail. > > > > On Mon, 21 Oct 2024 03:30:13 +0200, > Dean Matthew Menezes wrote: > > > > I can confirm that the original fix does not bring back the speaker > > output. I have attached both outputs for alsa-info.sh > > Thanks! This confirms that the only significant difference is the COEF data > between working and patched-non-working cases. > > Kailang, I guess this model (X1 Carbon Gen 12) isn't with ALC1318, hence your > quirk rather influences badly. Or may the GPIO3 workaround have the similar > effect? No, I check with our AE. It's ALC1318 include. And This fixed was testing with Lenovo. > > As of now, the possible fix is to simply remove the quirk entries for ALC1318. > But I'd need to know which model was targeted for your original fix in commit > 1e707769df07 and whether the regressed model is with ALC1318. + SND_PCI_QUIRK(0x17aa, 0x231e, "Thinkpad", ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318), + SND_PCI_QUIRK(0x17aa, 0x231f, "Thinkpad", ALC287_FIXUP_LENOVO_THKPAD_WH_ALC1318), Yes, this model include ALC1318. > > > Takashi
