On Mon, 17 Dec 2018, Yang Xiao wrote:
> From: Young Xiao
>
> If for some unexpected reason the registers all read zero it's better
> to WARN and return instead of dividing by zero and completely freezing
> the machine.
>
> See commit 0e005888b833 ("drm/i915: avoid division by zero on
>
From: Young Xiao
If for some unexpected reason the registers all read zero it's better
to WARN and return instead of dividing by zero and completely freezing
the machine.
See commit 0e005888b833 ("drm/i915: avoid division by zero on
cnl_calc_wrpll_link") for detail.
Signed-off-by: Young Xiao