drm/etnaviv: add lockdep assert to fence allocation
Make sure the GPU lock is taken, so that fence completion order matches seqno order. Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
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@ -1051,6 +1051,12 @@ static struct dma_fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu)
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{
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struct etnaviv_fence *f;
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/*
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* GPU lock must already be held, otherwise fence completion order might
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* not match the seqno order assigned here.
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*/
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lockdep_assert_held(&gpu->lock);
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f = kzalloc(sizeof(*f), GFP_KERNEL);
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if (!f)
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return NULL;
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