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/*
* SPDX-License-Identifier: MIT
*
* Copyright © 2018 Intel Corporation
*/
#ifndef _I915_PRIOLIST_TYPES_H_
#define _I915_PRIOLIST_TYPES_H_
#include <linux/list.h>
#include <linux/rbtree.h>
#include <uapi/drm/i915_drm.h>
enum {
I915_PRIORITY_MIN = I915_CONTEXT_MIN_USER_PRIORITY - 1,
I915_PRIORITY_NORMAL = I915_CONTEXT_DEFAULT_PRIORITY,
I915_PRIORITY_MAX = I915_CONTEXT_MAX_USER_PRIORITY + 1,
I915_PRIORITY_INVALID = INT_MIN
};
#define I915_USER_PRIORITY_SHIFT 3
#define I915_USER_PRIORITY(x) ((x) << I915_USER_PRIORITY_SHIFT)
#define I915_PRIORITY_COUNT BIT(I915_USER_PRIORITY_SHIFT)
#define I915_PRIORITY_MASK (I915_PRIORITY_COUNT - 1)
#define I915_PRIORITY_WAIT ((u8)BIT(0))
#define I915_PRIORITY_NEWCLIENT ((u8)BIT(1))
#define I915_PRIORITY_NOSEMAPHORE ((u8)BIT(2))
#define __NO_PREEMPTION (I915_PRIORITY_WAIT)
struct i915_priolist {
struct list_head requests[I915_PRIORITY_COUNT];
struct rb_node node;
unsigned long used;
int priority;
};
#endif /* _I915_PRIOLIST_TYPES_H_ */
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