[Intel-gfx] [PATCH 02/19] drm/i915: get/put runtime PM without holding rps.hw_lock

[Daniel Vetter]

On Thu, Dec 19, 2013 at 7:30 PM, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> So we have these runtime_pm_get/put calls all over now.  Is the plan to
> convert those to specific wells as we add support for new platforms so
> we can have fine grained well control rather than just global control?
> I guess I need to dig out Imre's latest stuff and check...

My idea was that the power well stuff was just for the display side,
since there the hw engineers love to slice&dice things up in always
new ways. Other parts of the driver call get/put on specific power
domain functions (atm pc8+D3, but soon only D3).
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch