[Intel-gfx] [PATCH 21/28] drm: Kerneldoc for drm_mode_config_funcs

Daniel Vetter daniel at ffwll.ch
Mon Dec 7 05:34:21 PST 2015


On Mon, Dec 07, 2015 at 02:14:48PM +0100, Thierry Reding wrote:
> On Fri, Dec 04, 2015 at 09:46:02AM +0100, Daniel Vetter wrote:
> > +	 * This list is exhaustive. Specifically this hook is not allowed to
> > +	 * return -EINVAL (any invalid requests should be caught in
> > +	 * @atomic_check) or -EDEADLK (this function must not acquire
> > +	 * additional modeset locks). The core will also reject any async
> > +	 * atomic flips with -EINVAL already (for matching semantics in this
> > +	 * case with legacy page flips).
> 
> Can you elaborate on this last assertion? Why does the core reject async
> atomic flips? I don't see where it does that.

Was an ongoing discussion with Daniels Stone about what exactly we should
do here. Separate patch, not yet resolved so I dropped that sentence for
now - currently core code does indeed not do that.

All other suggestions applied, thanks.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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