From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinod Koul Date: Tue, 16 Dec 2014 16:45:08 +0000 Subject: Re: [PATCH 2/2 v2] dmaengine: rcar-audmapp: independent from SH_DMAE_BASE v2 Message-Id: <20141216163308.GA16827@intel.com> List-Id: References: <87vblknmw3.wl%kuninori.morimoto.gx@renesas.com> In-Reply-To: <87vblknmw3.wl%kuninori.morimoto.gx@renesas.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org On Tue, Dec 16, 2014 at 09:11:22AM +0000, Kuninori Morimoto wrote: > > Hi Vinod again > > > > This rcar-audmapp driver is very limited usage, and user is only sound device/driver. > > > Sound driver configures both 1st/2nd DMAC if needed (it depends on platform). > > > Sound driver knows all reg address / mem address which are needed for 1st/2nd DMAC settings. > > > 1st/2nd DMAC needs general DMAEngine settings method, not special. > > > Now, sound driver + 1st/2nd DMAC works well on my local environment. > > Are you not using the sound dmaengine library then, right? > > Do you mean this ? > > linux/sound/soc/soc-generic-dmaengine-pcm.c yes but IIRC this was move to sound/core/ -- ~Vinod