FAQ: [#6005] Can not record and play at the same time for ad1938 in latest trunk(2010)

[#6005] Can not record and play at the same time for ad1938 in latest trunk

Submitted By: Vivi Li

Open Date

2010-04-13 23:18:13 Close Date

2010-04-20 05:46:13

Priority:

Medium Assignee:

Barry Song

Status:

Closed Fixed In Release:

N/A

Found In Release:

2010R1 Release:

Category:

Drivers Board:

STAMP

Processor:

BF537 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

gcc4.3-.2010_Apr_07-svn3951

App binary format:

N/A

Summary: Can not record and play at the same time for ad1938 in latest trunk

Details:

Can not record and play at the same time for ad1938 in latest trunk.

AD1836 is ok.

root:/> arecord -t wav -c 2 -f S16_LE -r 8000 -d 5 |aplay

Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Stereo^M

Playing WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Stereo^M

root:/> arecord -t wav -c 2 -f S16_LE -r 48000 -d 5 |aplay

Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 48000 Hz, Stereo^M

Playing WAVE 'stdin' : Signed 16 bit Little Endian, Rate 48000 Hz, Stereo^M

root:/>

root:/> arecord -t wav -c 2 -f S16_LE -r 11000 -d 15 aaa

Recording WAVE 'aaa' : Signed 16 bit Little Endian, Rate 11000 Hz, Stereo

root:/> aplay aaa &

[1] 185 aplay aaa

root:/> Playing WAVE 'aaa' : Signed 16 bit Little Endian, Rate 11000 Hz, Stereo

root:/> arecord -t wav -c 2 -f S16_LE -r 11000 -d 5 bbb

Recording WAVE 'bbb' : Signed 16 bit Little Endian, Rate 11000 Hz, Stereo

(When it recording, sound aaa disappears)

Follow-ups

--- Barry Song 2010-04-20 00:07:49

fixed wrong register setting in ad193x_set_dai_fmt.

--- Vivi Li 2010-04-20 05:44:29

It works now.

Close it.

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