From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurent Pinchart Date: Thu, 30 Oct 2014 00:46:28 +0000 Subject: Re: [PATCH 0/11][RFC] sound DMA support patches Message-Id: <2059640.IgUDrPFQl3@avalon> List-Id: References: <874my8vlqq.wl%kuninori.morimoto.gx@gmail.com> In-Reply-To: <874my8vlqq.wl%kuninori.morimoto.gx@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org Hi Morimoto-san, On Wednesday 29 October 2014 17:07:20 Kuninori Morimoto wrote: > Hi Laurent, Magnus > > >>>> I've pushed my test branch to > >>>> > >>>> git://linuxtv.org/pinchartl/fbdev.git dma/audio > >>>> > >>>> It doesn't include support for DMA hardware descriptors yet, as I > >>>> wanted to rule out any issue with them. > >> > >> Unfortunately, it was patch applying magic. > >> ak4643 is needed under iic2, not iic1. > >> Can you add attached patch on your dma/audio branch ? > >> > >> It works for me. > >> When you use sound on Lager board, you need amixer setting. > >> And you can use bottom jack of CN17 for sound output. > >> > >> / # amixer set "LINEOUT Mixer DACL" on > > > > After applying your patch and setting the control I get sound ! I'll now > > test and debug hardware descriptors support. > > Nice ! > I thik "normal" cyclic is OK on this driver now. > Are all patches which are required for cyclic posted to ML ? > I'm asking because ... > - I want to send sound support patch > - LTSI 3.14 backport want to use it. I've just send the latest version of the rcar-dmac patches to the dmaengine and linux-sh mailing list, CC'ing you. They include hardware descriptor list and cyclic transfer support. I've tested them with your audio patches (I've just pushed my test branch to git://linuxtv.org/pinchartl/fbdev.git dma/audio). -- Regards, Laurent Pinchart