Re: thinkpad x60: sound problems in 4.15-rc1 was Re: thinkpad x60: sound problems in 4.14.0-next-20171114

[Pavel Machek]

On Mon 2017-11-27 17:33:28, Takashi Iwai wrote:
> On Mon, 27 Nov 2017 17:30:11 +0100,
> Pavel Machek wrote:
> > 
> > On Wed 2017-11-15 12:11:20, Pavel Machek wrote:
> > > On Wed 2017-11-15 11:43:34, Takashi Iwai wrote:
> > > > On Wed, 15 Nov 2017 11:05:33 +0100,
> > > > Pavel Machek wrote:
> > > > > 
> > > > > Hi!
> > > > > 
> > > > > There are some sound problems in 4.14.0-next-20171114:
> > > > > 
> > > > > mplayer shows pictures from video, but does not play.
> > > > > 
> > > > > vlc plays video, but w/o sound
> > > > > 
> > > > > mpg123 works.
> > > > > 
> > > > > Hw is thinkpad X60. Any ideas?
> > > > 
> > > > Nothing comes to my mind for now, sorry.
> > > > 
> > > > Is it a regression, right?  There are only few changes in both
> > > > HD-audio and ALSA core sides, and they should be fairly harmless.
> > > 
> > > Regression: yes. Reproducible: not sure. It went away after a reboot
> > > :-(.
> > 
> > Reappeared, 4.15-rc1.
> > 
> > [   40.473822] PM: suspend exit
> > [   40.526027] sdhci-pci 0000:15:00.2: Will use DMA mode even though
> > HW doesn't fully claim to support it.
> > [   40.569765] e1000e: eth1 NIC Link is Down
> > [   40.578257] sdhci-pci 0000:15:00.2: Will use DMA mode even though
> > HW doesn't fully claim to support it.
> > [   40.648476] sdhci-pci 0000:15:00.2: Will use DMA mode even though
> > HW doesn't fully claim to support it.
> > [   40.737339] sdhci-pci 0000:15:00.2: Will use DMA mode even though
> > HW doesn't fully claim to support it.
> > [   43.018955] wlan0: authenticate with 00:00:00:00:00:01
> > [   43.019072] wlan0: send auth to 00:00:00:00:00:01 (try 1/3)
> > [   43.023955] wlan0: authenticated
> > [   43.031721] wlan0: associate with 00:00:00:00:00:01 (try 1/3)
> > [   43.039733] wlan0: RX AssocResp from 00:00:00:00:00:01 (capab=0x401
> > status=0 aid=1)
> > [   43.042712] wlan0: associated
> > [  480.662456] snd_hda_intel 0000:00:1b.0: IRQ timing workaround is
> > activated for card #0. Suggest a bigger bdl_pos_adj.
> 
> This message is often superfluous, so don't take this too seriously.
> 
> 
> > pavel@amd:~$
> > 
> > Again, mplayer has problems, mpg123 works. This time mplayer started
> > playing video (w/o sound) after long delay.
> > 
> > Uh. huh. And now problems appeared in mpg123, too, and then went away
> > in mpg123 _and_ mplayer. Interesting.
> > 
> > I suspect some pulseaudio fun. chromium always has sound problems,
> > then I restart chromium and everything is ok. But something changed in
> > -next and 4.15-rc1, because mplayer did not have problems before.
> 
> Hm, there is no code change at all in sound/*.  If it happens only in
> linux-next, it must be something else...

It happened first in -next, now it is in 4.15-rc1.

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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