ALSA: hda - Stop LPIB delay counting on broken hardware
authorTakashi Iwai <tiwai@suse.de>
Tue, 16 Oct 2012 14:52:26 +0000 (16:52 +0200)
committerTakashi Iwai <tiwai@suse.de>
Tue, 16 Oct 2012 16:01:36 +0000 (18:01 +0200)
commit1f04661fde9deda4a2cd5845258715a22d8af197
treee3bcc926854ac32e60f5de4461bab5272bf7a80b
parent128960a9ad67e2d119738f5211956e0304517551
ALSA: hda - Stop LPIB delay counting on broken hardware

If LPIB reports a pretty bad value, we can't trust such hardware for
calculating the PCM delay.  Automatically turn off the delay counting
when such a problem is encountered.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=48911

Cc: <stable@vger.kernel.org> [v3.6]
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/hda/hda_intel.c