[Bug 91410] [BDW][Audio][HD-A Display] DP/HDMI audio playback abnormal

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=91410

--- Comment #14 from Lu, Han <han.lu at intel.com> ---
System Environment
CRB:Intel NUC5i3RYH
Platform: BroadWell
CPU: Hasewell i5-4250U @ 1.30GHz
Audio card: ALC283
BIOS:BDW-E1R1.86C.0093.R00.1409071941
Kernel:4.5.0 drm-intel-nightly
Tree: git://anongit.freedesktop.org/drm-intel
Branch: drm-intel-nightly
Commit: 3e5ecc8c5ff80cb1fb635ce1cf16b7cd4cfb1979

Regression?
YES

Bug detailed description
display audio playback speed is very slow after resumed from S3.

Reproduce Steps
aplay -D plughw:0,3 /$Music/3_WAV_PCM_44100Hz_mono_16bit.wav & aplay -D
plughw:0,7 /$Music/18_WAV_48000Hz_stereo_16bit.wav & sleep 3 ; rtcwake -m mem
-s 10

Expected Result
Display audio playback normally after resumed from S3.

Actual Result
playback speed is very slow.

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