Hi, I think no one is able to understand my problem, let me break it to low level. What i want is that i have a buffer in driver code which is also handled by some other application i want that this buffer data is to be used for capture and playback stream fills data to another buffer which i can passover to my other application. If someone can help me please. Regards, Dinesh -----Original Message----- From: dinesh <dinesh.dua@xxxxxxxxxxxxx> To: Nobin Mathew <nobin.mathew@xxxxxxxxx> Cc: Grant Likely <grant.likely@xxxxxxxxxxxx>, linuxppc-dev@xxxxxxxxxx, alsa-devel@xxxxxxxxxxxxxxxx, liam.girdwood@xxxxxxxxxxxxxxxx Subject: Re: WRITING AN SOC DRIVER WITHOUT DMA Date: Wed, 16 Jul 2008 15:43:26 +0530 no i am working on powerpc. MPC8323 -----Original Message----- From: Nobin Mathew <nobin.mathew@xxxxxxxxx> To: dinesh <dinesh.dua@xxxxxxxxxxxxx> Cc: Grant Likely <grant.likely@xxxxxxxxxxxx>, linuxppc-dev@xxxxxxxxxx, alsa-devel@xxxxxxxxxxxxxxxx, liam.girdwood@xxxxxxxxxxxxxxxx Subject: Re: WRITING AN SOC DRIVER WITHOUT DMA Date: Wed, 16 Jul 2008 15:37:54 +0530 Hi dinesh, If you are working on ARM, see the ARM AACi code, in sound/arm/aaci.c Thanks Nobin Mathew. On 7/16/08, dinesh <dinesh.dua@xxxxxxxxxxxxx> wrote: > > Hi, > I am writing a soc sound driver for MPC8323 board linux 2.6.24 in which i > want to do data transfer to and from device myself using BUFFER DESCRIPTOR > not with the usual DMA transfer. > Please help me. > _______________________________________________ > Alsa-devel mailing list > Alsa-devel@xxxxxxxxxxxxxxxx > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel > _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
