drm/nouveau/kms: reference vblank for crtc during pageflip.

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commit ba124a4105 upstream.

Need to drm_vblank_get/put() the crtc involved in a
pending pageflip, or we might not get vblank irqs and
updates of vblank counts and timestamps for pageflip
events and flip completion.

Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Mario Kleiner 2014-06-11 09:51:23 +02:00 • committed by Greg Kroah-Hartman

parent cdde6db25a

commit 095d255a07

1 changed files with 7 additions and 0 deletions

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drivers/gpu/drm/nouveau/nouveau_display.c

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