On Thu, 16 Jun 2011 00:24:39 +0200
Wolfram Sang <w.sang@xxxxxxxxxxxxxx> wrote:
> Commit 6067aa (drm/i915: split clock gating init into per-chipset
> functions) unconditionally calls the newly created
> init_clock_gating-pointer. There is one case, however, where it does
> not get set:
>
> if (HAS_PCH_SPLIT(dev)) {
> ...
> } else
> dev_priv->display.update_wm = NULL;
> }
We'll only hit this path on non-existent hardware. Since a clock
gating routine is required I'd rather just see the panic and add a new
routine at that time (i.e. what we normally do during bringup).
--
Jesse Barnes, Intel Open Source Technology Center
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