The patch below does not apply to the 4.14-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From fbc571290d9f7bfe089c50f4ac4028dd98ebfe98 Mon Sep 17 00:00:00 2001
From: Kailang Yang kailang@realtek.com Date: Mon, 15 Jul 2019 10:41:50 +0800 Subject: [PATCH] ALSA: hda/realtek - Fixed Headphone Mic can't record on Dell platform
It assigned to wrong model. So, The headphone Mic can't work.
Fixes: 3f640970a414 ("ALSA: hda - Fix headset mic detection problem for several Dell laptops") Signed-off-by: Kailang Yang kailang@realtek.com Cc: stable@vger.kernel.org Signed-off-by: Takashi Iwai tiwai@suse.de
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index f24a757f8239..1c84c12b39b3 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -7657,9 +7657,12 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = { {0x12, 0x90a60130}, {0x17, 0x90170110}, {0x21, 0x03211020}), - SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE, + SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE, {0x14, 0x90170110}, {0x21, 0x04211020}), + SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE, + {0x14, 0x90170110}, + {0x21, 0x04211030}), SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE, ALC295_STANDARD_PINS, {0x17, 0x21014020},