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(parent: ece7267) | patch
drm/vc4: Fix handling of a pm_runtime_get_sync() success case.
authorEric Anholt <eric@anholt.net>
Tue, 26 Jul 2016 20:47:12 +0000 (13:47 -0700)
committerEric Anholt <eric@anholt.net>
Sat, 20 Aug 2016 02:17:30 +0000 (19:17 -0700)
commit163195fc12cae0c8b5c0d74d3ba8d2c5f81773bc
treefb1fae850e1adb11ae9ffe85faded1e53135d60ctree | snapshot
parentece7267dccf0e9e08cb6e8dc6b7ad2be9c4eb444commit | diff
drm/vc4: Fix handling of a pm_runtime_get_sync() success case.

If the device was already up, a 1 is returned instead of 0.  We were
erroring out, leading the 3D driver to sometimes fail at screen
initialization (generally with ENOENT returned to it).

Signed-off-by: Eric Anholt <eric@anholt.net>
Fixes: af713795c59f ("drm/vc4: Add a getparam ioctl for getting the V3D identity regs.")
drivers/gpu/drm/vc4/vc4_drv.c diff | blob | history
Beck SC1x5 Kernel