https://bugzilla.kernel.org/enter_bug.cgi?product=Drivers

for independent headphone, the headphone and front line out cannot share
same DAC 0x10  ,

the multi out need to change the max channels from 8 to 6 , headphone
need to use 0x25

autoconfig: line_outs=4 (0x1c/0x19/0x22/0x23/0x0) type:line
   speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
   hp_outs=1 (0x1d/0x0/0x0/0x0/0x0)
   mono: mono_out=0x0
   dig-out=0x20/0x0
   inputs:
     Rear Mic=0x1a
     Front Mic=0x1e
     Line=0x1b
     CD=0x1f
==> lo_type=0, wired=1, mio=1, badness=0x150
multi_outs = 1c/19/22/23 : 25/11/24/0 (type LO)
  out path: depth=3 :25:16:1c
  out path: depth=3 :11:18:19
  out path: depth=3 :24:26:22
  out path: depth=3 :25:27:23
hp_outs = 1d/0/0/0 : 10/0/0/0
  hp  path: depth=3 :10:16:1d
==> lo_type=0, wired=1, mio=0, badness=0x150
multi_outs = 1c/19/22/23 : 25/11/24/0 (type LO)
  out path: depth=3 :25:16:1c
  out path: depth=3 :11:18:19
  out path: depth=3 :24:26:22
  out path: depth=3 :25:27:23
hp_outs = 1d/0/0/0 : 10/0/0/0
  hp  path: depth=3 :10:16:1d
==> lo_type=0, wired=0, mio=1, badness=0x142
multi_outs = 1c/19/22/23 : 10/11/24/25 (type LO)
  out path: depth=3 :10:16:1c
  out path: depth=3 :11:18:19
  out path: depth=3 :24:26:22
  out path: depth=3 :25:27:23
hp_outs = 1d/0/0/0 : 10/0/0/0
  hp  path: depth=3 :10:16:1d
==> lo_type=0, wired=0, mio=0, badness=0x142
multi_outs = 1c/19/22/23 : 10/11/24/25 (type LO)
  out path: depth=3 :10:16:1c
  out path: depth=3 :11:18:19
  out path: depth=3 :24:26:22
  out path: depth=3 :25:27:23
hp_outs = 1d/0/0/0 : 10/0/0/0
  hp  path: depth=3 :10:16:1d
==> restoring best_cfg
==> Best config: lo_type=0, wired=0, mio=1
multi_outs = 1c/19/22/23 : 10/11/24/25 (type LO)
  out path: depth=3 :10:16:1c
  out path: depth=3 :11:18:19
  out path: depth=3 :24:26:22
  out path: depth=3 :25:27:23
hp_outs = 1d/0/0/0 : 10/0/0/0
  hp  path: depth=3 :10:16:1d

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https://bugs.launchpad.net/bugs/1256646

Title:
  [ASUS M3N78-VM, Nvidia MCP77/78 HDMI, Digital Out, HDMI] No sound at
  all

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