drm: sti: remove event lock while disabling vblank
authorBenjamin Gaignard <benjamin.gaignard@linaro.org>
Thu, 4 Dec 2014 11:42:37 +0000 (12:42 +0100)
committerBenjamin Gaignard <benjamin.gaignard@linaro.org>
Thu, 11 Dec 2014 12:58:35 +0000 (13:58 +0100)
Stop use event_lock in vblank disable function.
This was creating a dead lock.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>

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