drm/i915/guc: Enable interrupts before resuming GuC during runtime resume
authorSagar Arun Kamble <sagar.a.kamble@intel.com>
Wed, 24 Jan 2018 15:46:57 +0000 (21:16 +0530)
committerChris Wilson <chris@chris-wilson.co.uk>
Wed, 24 Jan 2018 19:44:03 +0000 (19:44 +0000)
commit1ed21cb4142bccd23d988e2b47541c302f4d09fb
treee6f071a1f21f0e039fef31b29243d960bd0e1a5d
parent1be333d34e22db8fd07dca7efa78b93189eddf6b
drm/i915/guc: Enable interrupts before resuming GuC during runtime resume

GuC log streaming needs interrupts enabled prior to GuC resume but
runtime pm interrupt setup was happening post GuC resume. Fix it.
While at it, fix the unwinding of steps in the runtime suspend path.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104695
Signed-off-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: MichaƂ Winiarski <michal.winiarski@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Marta Lofstedt <marta.lofstedt@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/1516808821-3638-2-git-send-email-sagar.a.kamble@intel.com
drivers/gpu/drm/i915/i915_drv.c