Messages in this thread | | | Date | Mon, 05 Nov 2012 12:38:43 +0100 | From | Takashi Iwai <> | Subject | Re: [PATCH 1/2] HDA: Fix digital microphone on CS420x |
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At Mon, 5 Nov 2012 07:22:24 +0800, Daniel J Blueman wrote: > > [1 <text/plain; ISO-8859-1 (7bit)>] > On 4 November 2012 16:16, Takashi Iwai <tiwai@suse.de> wrote: > > > At Sun, 4 Nov 2012 13:19:03 +0800, > > Daniel J Blueman wrote: > > > > > > Correctly enable the digital microphones with the right bits in the > > right coeffecient > > > registers on Cirrus CS4206/7 codecs. It also prevents misconfiguring > > ADC1/2. > > > > > > This fixes the digital mic on the Macbook Pro 10,1/Retina. > > > > > > Based-on-patch-by: Alexander Stein < > > alexander.stein@systec-electronic.com> > > > Signed-off-by: Daniel J Blueman <daniel@quora.org> > > > > Thanks, this looks more comprehensive. DIG1 and DIG2 seem to have > > been set wrongly in the original code, based on the Cirrus's example > > code. Is the right-only recording problem fixed by this patch? > > > > It is fixed. In the mbp101 init verbs, setting the vendor widget ADC > configuration bit 12 to copy the ADC2 right channel to the left (0x1004 to > nid 0x11 coef 2) is superfluous here, so presumably for the analogue mic > in. I'll get time later to check all this. > > The second coefficient index initialisation (0x000f to nid 0x11 coef 4) is > now redundant, as we enable the mic bits later correctly now. I'll send an > updated patch which drops this.
OK, I applied fix patches now to sound git tree for-linus branch, queued for 3.7-rc5.
Feel free to work on further clean ups.
thanks,
Takashi
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