[Intel-gfx] [PATCH v2] drm/i915: set minimum CD clock to twice the BCLK.

Jani Nikula jani.nikula at intel.com
Tue Apr 10 08:01:00 UTC 2018


On Mon, 09 Apr 2018, "Kumar, Abhay" <abhay.kumar at intel.com> wrote:
> Dynamic cdclk is disabled in BIOS/GOP hence gop makes it to highest 
> clock i.e 316.8. Will attach logs with drm debug enabled in bug.
> I am also inclined towards 192 which will make max cdclk..

Please also attach /sys/kernel/debug/dri/0/i915_vbt to the bug.

It doesn't look like we look at the VBT dynamic cdclk field. Does
dynamic debug disabled mean we should go for max?

BR,
Jani.


-- 
Jani Nikula, Intel Open Source Technology Center


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