On 08/17/2012 12:38 AM, Laxman Dewangan wrote: > On Thursday 16 August 2012 11:23 PM, Stephen Warren wrote: >> On 08/16/2012 08:13 AM, Laxman Dewangan wrote: >>> Enable config for dmaengine based Tegra APB DMA driver and >>> disable the legacy APB DMA driver (SYSTEM_DMA). >> Laxman, if I apply this series to next-20120816 (plus a few patches in >> my local work branch plus the CPU hotplug patches from Joseph, although >> I suspect none of that matters), then audio playback on Tegra20 is >> broken; the pitch is far too high. Audio playback on Tegra30 works as >> expected. > > I run the test again on ventana and did not see any issue. > I play one song and saw similar behavior with/without this series.
OK, I'll test some other boards. I tested Whistler, although all the clocking logic is identical between all Tegra20 boards. > With this series: > -------------------- > > ubuntu@tegra-ubuntu:/home$ aplay "1-04 Hungry Like The Wolf.wav" > Playing WAVE '1-04 Hungry Like The Wolf.wav' : Signed 16 bit Little > Endian, Rate > 44100 Hz, Stereo > underrun!!! (at least 5039.388 ms long) Why are you getting all these underruns? I almost never see this, except when something else is hammering the SD card containing the .wav file. If I saw those, I'd count it as a test failure. ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ spi-devel-general mailing list spi-devel-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/spi-devel-general
