[haiku-bugs] Re: [Haiku] #8270: [HDA] very quiet on Lenovo laptop (due to hda mixer?)

  • From: "korli" <trac@xxxxxxxxxxxx>
  • Date: Sat, 07 Jan 2012 12:35:21 -0000

#8270: [HDA] very quiet on Lenovo laptop (due to hda mixer?)
---------------------------------+----------------------------
   Reporter:  ttcoder            |      Owner:  korli
       Type:  bug                |     Status:  new
   Priority:  normal             |  Milestone:  R1
  Component:  Drivers/Audio/HDA  |    Version:  R1/Development
 Resolution:                     |   Keywords:
 Blocked By:                     |   Blocking:
Has a Patch:  0                  |   Platform:  All
---------------------------------+----------------------------

Comment (by korli):

 in hda_codec.cpp line 1327, could you try to replace
 AMP_CAP_OFFSET(widget.capabilities.input_amplifier) with
 AMP_CAP_NUM_STEPS(widget.capabilities.input_amplifier) not bypassing the
 mixer?

 The code sets the gain to 0dB by default. With this change it would max
 out the gain.

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/8270#comment:6>
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