drm: Compile time enabling for asserts in drm_mm

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Use CONFIG_DRM_DEBUG_MM to conditionally enable the internal and
validation checking using BUG_ON. Ideally these paths should all be
exercised by CI selftests (with the asserts enabled).

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20161222083641.2691-4-chris@chris-wilson.co.uk
Link: http://patchwork.freedesktop.org/patch/msgid/20161222083641.2691-4-chris@chris-wilson.co.uk

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Chris Wilson 2016-12-22 08:36:06 +00:00 • committed by Daniel Vetter

parent 2bc98c8651

commit b3ee963fe4

2 changed files with 30 additions and 23 deletions

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45

drivers/gpu/drm/drm_mm.c

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8

include/drm/drm_mm.h

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