> -----Original Message----- > From: Mark Brown [mailto:broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx] > Sent: Wednesday, August 26, 2009 6:34 PM > To: Aggarwal, Anuj > Cc: linux-omap@xxxxxxxxxxxxxxx; alsa-devel@xxxxxxxxxxxxxxxx > Subject: Re: [alsa-devel] Audio capture not working with AIC23/McBSP1 on > OMAP3517 > > On Wed, Aug 26, 2009 at 06:30:52PM +0530, Aggarwal, Anuj wrote: > > > I am trying to capture audio through LineIn on my OMAP3517 EVM, using > > AIC23 codec and McBSP1, and getting the following error: > > > arecord: pcm_read:1529: read error: Input/output error > > That suggests that DMA isn't happening - might be worth checking to see > that clocks are being generated properly. I am able to see the bit clock and frame sync coming properly. > > > > Playback is working fine using the same combination. > > > I have tried using another instance of AIC23 codec which uses McBSP2 > > and both playback & capture works fine there. > > > Has anyone faced this issue before? Any suggestions? > > Which kernel are you using? There are rather a lot of McBSP changes > queued up for 2.6.32. If this ever worked in the past a git bisect > might be interesting. I am on 2.6.31-rc5. I have to check whether the new patches fix anything related to this. -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
