drm/etnaviv: use deferrable timer for hangcheck handler

The hangcheck handler is already running with very coarse timeouts,
so it doesn't hurt to combine this timer with other wakeups in the
system.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Lucas Stach 2016-03-23 18:24:45 +01:00
commit 946dd8d5ec