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

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Jul 28 09:30:08 PDT 2015


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

--- Comment #2 from Jesse Barnes <jbarnes at virtuousgeek.org> ---
We can check the value directly using intel_reg read 0x46200 (CDCLK_FREQ is the
reg to look for in the bspec); that should give you the cdclk freq from
hardware.  Maybe the kernel driver is reporting a stale value?

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