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Message-ID: <20120525080943.GA18733@b20223-02.ap.freescale.net> Date: Fri, 25 May 2012 16:09:44 +0800 From: Richard Zhao <richard.zhao@...escale.com> To: Shawn Guo <shawn.guo@...aro.org> CC: <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <vinod.koul@...el.com>, <dan.j.williams@...el.com>, <linuxzsc@...il.com>, <shawn.guo@...il.com>, <kernel@...gutronix.de> Subject: Re: [PATCH 1/1] dma: imx-sdma: buf_tail should be initialize in prepare function On Thu, May 24, 2012 at 11:33:58AM +0800, Shawn Guo wrote: > On Thu, May 24, 2012 at 11:27:00AM +0800, Richard Zhao wrote: > > > root@...aro-developer:~# aplay audio8k16S.wav > > > Playing WAVE 'audio8k16S.wav' : Signed 16 bit Little Endian, Rate 8000 Hz, Stere > > > o > > > ^Z > > > [1]+ Stopped aplay audio8k16S.wav > > > root@...aro-developer:~# fg > > > aplay audio8k16S.wav > > > underrun!!! (at least 2034.382 ms long) > > Does the audio playback recover? Without the patch, sometimes the > > playback will have distortion and play too fast. > > > No, it does not recover. Maybe it's not the same issue. It do recover on imx6q sabrelite board. And from source code, it do be a bug. Thanks Richard > > -- > Regards, > Shawn > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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