Date: Sat, 9 Apr 2016 17:42:27 +0200 From: Emmanuel Vadot <manu@bidouilliste.com> To: Sylvain Garrigues <sylvain@sylvaingarrigues.com> Cc: Svatopluk Kraus <onwahe@gmail.com>, freebsd-arm <freebsd-arm@freebsd.org> Subject: Re: Distorted sound on Raspberry Pi 2 Message-ID: <20160409174227.a81234c40856c47a1deb5ada@bidouilliste.com> In-Reply-To: <0524442A-ABF3-439D-99DE-A10C20FABE40@sylvaingarrigues.com> References: <FA4A06C6-0A9A-4697-8C2D-141E1416F252@sylvaingarrigues.com> <CAFHCsPVnLFdC0uOgLfie8QQibi_1b9v9b4mWzz%2B7URuExGSaPA@mail.gmail.com> <0524442A-ABF3-439D-99DE-A10C20FABE40@sylvaingarrigues.com>
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Hi Sylvain, I don't have a RPI2 so I won't be really useful here but can you test the oldest available snapshot please ? Thanks, On Sat, 9 Apr 2016 17:02:14 +0200 Sylvain Garrigues <sylvain@sylvaingarrigues.com> wrote: > Take for instance the latest snapshot: > http://ftp.freebsd.org/pub/FreeBSD/snapshots/arm/armv6/ISO-IMAGES/11.0/FreeBSD-11.0-CURRENT-arm-armv6-RPI2-20160408-r297692.img.xz > > All the pcm0 warnings display continuously when playing any sound. > > Should I file a bug? > > > > > Le 9 avr. 2016 à 11:06, Svatopluk Kraus <onwahe@gmail.com> a écrit : > > > > Is it recent problem? If yes, some info about kernel version would be > > really nice. > > > > > > > > On Fri, Apr 8, 2016 at 5:28 PM, Sylvain Garrigues > > <sylvain@sylvaingarrigues.com> wrote: > >> Hello, > >> > >> I have continuous warnings on my Raspberry PI 2 regarding sound when hw.snd.verbose=4: > >> > >> ... > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=120000, old=120000 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=124000, old=124000 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=0, old=0 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=4000, old=4000 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=8000, old=8000 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=12000, old=12000 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=16000, old=16000 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=16000, old=16000 delta=0 amt=0 ready=8192 free=119808 > >> pcm0: WARNING: PCMDIR_PLAY DMA completion too fast/slow ! hwptr=20000, old=20000 delta=0 amt=0 ready=8192 free=119808 > >> ? > >> > >> The sound is frequently slightly distorted (like every 5s), and I am trying to figure out why. > >> > >> To reproduce: > >> # sysctl dev.pcm.0.dest=1 > >> # sysctl hw.snd.verbose=4 > >> # mpg123 anympegfile > >> > >> I still get the warnings on the HDMI output (dev.pcm.0.dest=2) but the sound is not distorted. > >> > >> Any idea? > >> > >> Best, > >> Sylvain. > >> _______________________________________________ > >> freebsd-arm@freebsd.org mailing list > >> https://lists.freebsd.org/mailman/listinfo/freebsd-arm > >> To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" > > _______________________________________________ > freebsd-arm@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-arm > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" -- Emmanuel Vadot <manu@bidouilliste.com>help
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