2 * SPDX-License-Identifier: MIT
4 * Copyright © 2018 Intel Corporation
7 #ifndef _I915_PRIOLIST_TYPES_H_
8 #define _I915_PRIOLIST_TYPES_H_
10 #include <linux/list.h>
11 #include <linux/rbtree.h>
13 #include <uapi/drm/i915_drm.h>
16 I915_PRIORITY_MIN = I915_CONTEXT_MIN_USER_PRIORITY - 1,
17 I915_PRIORITY_NORMAL = I915_CONTEXT_DEFAULT_PRIORITY,
18 I915_PRIORITY_MAX = I915_CONTEXT_MAX_USER_PRIORITY + 1,
20 I915_PRIORITY_INVALID = INT_MIN
23 #define I915_USER_PRIORITY_SHIFT 3
24 #define I915_USER_PRIORITY(x) ((x) << I915_USER_PRIORITY_SHIFT)
26 #define I915_PRIORITY_COUNT BIT(I915_USER_PRIORITY_SHIFT)
27 #define I915_PRIORITY_MASK (I915_PRIORITY_COUNT - 1)
29 #define I915_PRIORITY_WAIT ((u8)BIT(0))
30 #define I915_PRIORITY_NEWCLIENT ((u8)BIT(1))
31 #define I915_PRIORITY_NOSEMAPHORE ((u8)BIT(2))
33 #define __NO_PREEMPTION (I915_PRIORITY_WAIT)
35 struct i915_priolist {
36 struct list_head requests[I915_PRIORITY_COUNT];
42 #endif /* _I915_PRIOLIST_TYPES_H_ */