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26 lines
680 B
C
26 lines
680 B
C
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#ifndef __DRM_RANDOM_H__
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#define __DRM_RANDOM_H__
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/* This is a temporary home for a couple of utility functions that should
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* be transposed to lib/ at the earliest convenience.
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*/
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#include <linux/random.h>
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#define DRM_RND_STATE_INITIALIZER(seed__) ({ \
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struct rnd_state state__; \
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prandom_seed_state(&state__, (seed__)); \
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state__; \
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})
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#define DRM_RND_STATE(name__, seed__) \
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struct rnd_state name__ = DRM_RND_STATE_INITIALIZER(seed__)
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unsigned int *drm_random_order(unsigned int count,
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struct rnd_state *state);
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void drm_random_reorder(unsigned int *order,
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unsigned int count,
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struct rnd_state *state);
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#endif /* !__DRM_RANDOM_H__ */
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