On Sun, Dec 21, 2008 at 11:09 PM, Mark Brown <broonie@xxxxxxxxxxxxx> wrote: > On Sun, Dec 21, 2008 at 09:37:21PM +0530, naveenkrishna.ch wrote: > > > To solve the DMA crashes i have sent a patch, it worked i dint found any > > patches related to this issue, > > I tried it on alsa kernel git... > > Please check with Jarkko's patch applied below - it's not in ALSA git so > you'll need to cherry pick it over into Takashi's tree by hand: > > Here's link to the patch and it applies into Takashi's tree: http://git.kernel.org/?p=linux/kernel/git/tmlind/linux-omap-2.6.git;a=commitdiff_plain;h=55502f74b56f609a84d8919b9b29390b2e0147ff;hp=f519e67d3376cb177e4ae5f005df13646f6379c1 And recent Oops fix (which is in Takashi's tree): http://git.kernel.org/?p=linux/kernel/git/tiwai/sound-2.6.git;a=commitdiff_plain;h=19b3f31609dc8be3a56c78dcb7da723f10f7009c;hp=13d428afc007fcfcd6deeb215618f54cf9c0cae6 If these two don't help, then I think there must be either race somewhere or bug in stopping of OMAP DMA. Anyway, it's a bug if DMA is still running when executing omap_pcm_hw_free. If possible, can you post a crash dump and/or use-case how to reproduce the problem? I have TI Beagle board with OMAP3 and TWL4030 so I may be able to reproduce it as well. Jarkko _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
