[PATCH 01/27] drm/atomic-helper: Massage swap_state signature somewhat

[Maarten Lankhorst]

Hey,

Op 08-06-16 om 14:18 schreef Daniel Vetter:
> - dev is redundant, we have state->atomic
> - add stall parameter, which must be set when swapping needs to stall
>   for preceeding commits to stop looking at ->state pointers. Currently
>   all drivers need this to be, just prep work for a glorious future.
Would be better if swap_state could error out, but this will do for now.

Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>