This is a note to let you know that I've just added the patch titled ALSA: hda/realtek: Enable front panel headset LED on Lenovo ThinkStation P520 to the 4.19-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: alsa-hda-realtek-enable-front-panel-headset-led-on-lenovo-thinkstation-p520.patch and it can be found in the queue-4.19 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From f73bbf639b32acb6b409e188fdde5644b301978f Mon Sep 17 00:00:00 2001 From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> Date: Mon, 14 Sep 2020 15:02:29 +0800 Subject: ALSA: hda/realtek: Enable front panel headset LED on Lenovo ThinkStation P520 From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> commit f73bbf639b32acb6b409e188fdde5644b301978f upstream. On Lenovo P520, the front panel headset LED isn't lit up right now. Realtek states that the LED needs to be enabled by ALC233's GPIO2, so let's do it accordingly to light the LED up. Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> Acked-by: Hui Wang <hui.wang@xxxxxxxxxxxxx> Cc: <stable@xxxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20200914070231.13192-1-kai.heng.feng@xxxxxxxxxxxxx Signed-off-by: Takashi Iwai <tiwai@xxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- sound/pci/hda/patch_realtek.c | 7 +++++++ 1 file changed, 7 insertions(+) --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -5616,6 +5616,7 @@ static void alc_fixup_thinkpad_acpi(stru #include "hp_x360_helper.c" enum { + ALC269_FIXUP_GPIO2, ALC269_FIXUP_SONY_VAIO, ALC275_FIXUP_SONY_VAIO_GPIO2, ALC269_FIXUP_DELL_M101Z, @@ -5768,6 +5769,10 @@ enum { }; static const struct hda_fixup alc269_fixups[] = { + [ALC269_FIXUP_GPIO2] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc_fixup_gpio2, + }, [ALC269_FIXUP_SONY_VAIO] = { .type = HDA_FIXUP_PINCTLS, .v.pins = (const struct hda_pintbl[]) { @@ -6563,6 +6568,8 @@ static const struct hda_fixup alc269_fix [ALC233_FIXUP_LENOVO_MULTI_CODECS] = { .type = HDA_FIXUP_FUNC, .v.func = alc233_alc662_fixup_lenovo_dual_codecs, + .chained = true, + .chain_id = ALC269_FIXUP_GPIO2 }, [ALC233_FIXUP_ACER_HEADSET_MIC] = { .type = HDA_FIXUP_VERBS, Patches currently in stable-queue which might be from kai.heng.feng@xxxxxxxxxxxxx are queue-4.19/alsa-hda-realtek-enable-front-panel-headset-led-on-lenovo-thinkstation-p520.patch