drm/vc4: Fix refcounting of runtime PM get if it errors out.
authorEric Anholt <eric@anholt.net>
Mon, 17 Apr 2017 16:26:03 +0000 (09:26 -0700)
committerpopcornmix <popcornmix@gmail.com>
Tue, 22 Aug 2017 13:01:52 +0000 (14:01 +0100)
commitb46bcea40566af38a271662f0cf283bfcb182cce
treeb0da6e536a4c00c6c13ce134686e53d29e8eff41
parente221143408962ade9e010b98ebf678edd5e7b756
drm/vc4: Fix refcounting of runtime PM get if it errors out.

We were returning without decrementing if the error happened, meaning
that at the next submit we wouldn't try to bring up the power domain.

Signed-off-by: Eric Anholt <eric@anholt.net>
Link: http://patchwork.freedesktop.org/patch/msgid/20170417162603.12726-1-eric@anholt.net
Reviewed-by: Sean Paul <seanpaul@chromium.org>
(cherry picked from commit 925d05e1f825db9490da33afe35bd5383d301e97)
drivers/gpu/drm/vc4/vc4_gem.c