From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kuninori Morimoto Date: Wed, 29 Oct 2014 00:08:46 +0000 Subject: Re: [PATCH 0/11][RFC] sound DMA support patches Message-Id: <87ppdbivow.wl%kuninori.morimoto.gx@gmail.com> 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 Laurent > By the way, when you submit "ARM: shmobile: r8a7790: Add Audio DMAC devices to > DT", you might want to s/contorller/controller/ in r8a7790.dts. Ohh my... It never happens if I can use Japanese comment in patch :P > That gets rid of the runtime PM issue, but I then get a status check failed > when trying to play audio and no audio or DMA interrupt seem to be generated: (snip) > I can't hear any sound being output (just for confirmation, is the audio > output port the bottom connector ?). > > As I don't have amixer installed on my rootfs the problem might also be > related to the output being muted. Do you know in which state it starts by > default ? > > 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. Thank you for pushing your test branch. I will check it. Best regards --- Kuninori Morimoto