[alsa][intel-hda] Dell M6800 - Realtek ALC3226 - Headphone Microphone not detected/working

[Shawn Starr]

Hello ALSA/Kernel devs,

I have a Dell Precision M6800 with latest BIOS here is output from the HDA driver

[   20.783635] snd_hda_intel 0000:00:03.0: enabling device (0000 -> 0002)
[   20.783804] snd_hda_intel 0000:00:1b.0: irq 34 for MSI/MSI-X
[   20.783911] snd_hda_intel 0000:01:00.1: Handle VGA-switcheroo audio client
[   20.783914] snd_hda_intel 0000:01:00.1: VGA controller is disabled
[   20.783914] snd_hda_intel 0000:01:00.1: Delaying initialization
[   20.785722] snd_hda_intel 0000:00:03.0: irq 35 for MSI/MSI-X
[   20.798841] input: HDA Intel HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:03.0/sound/card1/input16
[   20.798881] input: HDA Intel HDMI HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:03.0/sound/card1/input17
[   20.798914] input: HDA Intel HDMI HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:03.0/sound/card1/input18
[   20.800208] sound hdaudioC2D0: autoconfig: line_outs=1 (0x16/0x0/0x0/0x0/0x0) type:line
[   20.800209] sound hdaudioC2D0:    speaker_outs=1 (0x14/0x0/0x0/0x0/0x0)
[   20.800210] sound hdaudioC2D0:    hp_outs=1 (0x15/0x0/0x0/0x0/0x0)
[   20.800210] sound hdaudioC2D0:    mono: mono_out=0x0
[   20.800211] sound hdaudioC2D0:    inputs:
[   20.800212] sound hdaudioC2D0:      Front Mic=0x18
[   20.800212] sound hdaudioC2D0:      Dock Mic=0x19
[   20.800213] sound hdaudioC2D0:      Headset Mic=0x1a
[   20.800213] sound hdaudioC2D0:      Internal Mic=0x12
[   20.805683] input: HDA Intel PCH Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card2/input19
[   20.805724] input: HDA Intel PCH Dock Mic as /devices/pci0000:00/0000:00:1b.0/sound/card2/input20
[   20.805756] input: HDA Intel PCH Dock Line Out as /devices/pci0000:00/0000:00:1b.0/sound/card2/input21
[   20.805784] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card2/input22
[   78.191344] snd_hda_intel 0000:01:00.1: Start delayed initialization
[   78.195309] snd_hda_intel 0000:01:00.1: irq 36 for MSI/MSI-X
[   78.298530] snd_hda_intel 0000:01:00.1: CORB reset timeout#2, CORBRP = 65535
[   78.300524] snd_hda_intel 0000:01:00.1: no AFG or MFG node found
[   78.303813] snd_hda_intel 0000:01:00.1: no AFG or MFG node found
[   78.306054] snd_hda_intel 0000:01:00.1: no AFG or MFG node found
[   78.308797] snd_hda_intel 0000:01:00.1: no AFG or MFG node found
[   78.311717] snd_hda_intel 0000:01:00.1: no codecs initialized
[   78.314116] snd_hda_intel 0000:01:00.1: initialization error
[  264.477548] snd_hda_intel 0000:00:1b.0: Unstable LPIB (352800 >= 176400); disabling LPIB delay counting
[  381.091720] snd_hda_intel 0000:01:00.1: enabling device (0000 -> 0002)
[  381.095346] snd_hda_intel 0000:01:00.1: Handle VGA-switcheroo audio client
[  381.097754] snd_hda_intel 0000:01:00.1: VGA controller is disabled
[  381.100294] snd_hda_intel 0000:01:00.1: Delaying initialization

When I have the analog headphones plugged in the headphone speakers work but microphone does not, interestingly in another OS, it also didn't show it functioning.

If someone has had similar issues in Linux, let me know, I will also test patches.

Thanks,
Shawn



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