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1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright © 2021 Intel Corporation
4 */
5
6#ifndef _XE_EXEC_QUEUE_H_
7#define _XE_EXEC_QUEUE_H_
8
9#include "xe_exec_queue_types.h"
10#include "xe_vm_types.h"
11
12struct drm_device;
13struct drm_file;
14struct xe_device;
15struct xe_file;
16
17#define for_each_tlb_inval(__i) \
18 for (__i = XE_EXEC_QUEUE_TLB_INVAL_PRIMARY_GT; \
19 __i <= XE_EXEC_QUEUE_TLB_INVAL_MEDIA_GT; ++__i)
20
21struct xe_exec_queue *xe_exec_queue_create(struct xe_device *xe, struct xe_vm *vm,
22 u32 logical_mask, u16 width,
23 struct xe_hw_engine *hw_engine, u32 flags,
24 u64 extensions);
25struct xe_exec_queue *xe_exec_queue_create_class(struct xe_device *xe, struct xe_gt *gt,
26 struct xe_vm *vm,
27 enum xe_engine_class class,
28 u32 flags, u64 extensions);
29struct xe_exec_queue *xe_exec_queue_create_bind(struct xe_device *xe,
30 struct xe_tile *tile,
31 struct xe_vm *user_vm,
32 u32 flags, u64 extensions);
33
34void xe_exec_queue_fini(struct xe_exec_queue *q);
35void xe_exec_queue_destroy(struct kref *ref);
36void xe_exec_queue_assign_name(struct xe_exec_queue *q, u32 instance);
37
38static inline struct xe_exec_queue *
39xe_exec_queue_get_unless_zero(struct xe_exec_queue *q)
40{
41 if (kref_get_unless_zero(&q->refcount))
42 return q;
43
44 return NULL;
45}
46
47struct xe_exec_queue *xe_exec_queue_lookup(struct xe_file *xef, u32 id);
48
49static inline struct xe_exec_queue *xe_exec_queue_get(struct xe_exec_queue *q)
50{
51 kref_get(&q->refcount);
52 return q;
53}
54
55static inline void xe_exec_queue_put(struct xe_exec_queue *q)
56{
57 kref_put(&q->refcount, xe_exec_queue_destroy);
58}
59
60static inline bool xe_exec_queue_is_parallel(struct xe_exec_queue *q)
61{
62 return q->width > 1;
63}
64
65static inline bool xe_exec_queue_uses_pxp(struct xe_exec_queue *q)
66{
67 return q->pxp.type;
68}
69
70/**
71 * xe_exec_queue_is_multi_queue() - Whether an exec_queue is part of a queue group.
72 * @q: The exec_queue
73 *
74 * Return: True if the exec_queue is part of a queue group, false otherwise.
75 */
76static inline bool xe_exec_queue_is_multi_queue(struct xe_exec_queue *q)
77{
78 return q->multi_queue.valid;
79}
80
81/**
82 * xe_exec_queue_is_multi_queue_primary() - Whether an exec_queue is primary queue
83 * of a multi queue group.
84 * @q: The exec_queue
85 *
86 * Return: True if @q is primary queue of a queue group, false otherwise.
87 */
88static inline bool xe_exec_queue_is_multi_queue_primary(struct xe_exec_queue *q)
89{
90 return q->multi_queue.is_primary;
91}
92
93/**
94 * xe_exec_queue_is_multi_queue_secondary() - Whether an exec_queue is secondary queue
95 * of a multi queue group.
96 * @q: The exec_queue
97 *
98 * Return: True if @q is secondary queue of a queue group, false otherwise.
99 */
100static inline bool xe_exec_queue_is_multi_queue_secondary(struct xe_exec_queue *q)
101{
102 return xe_exec_queue_is_multi_queue(q) && !xe_exec_queue_is_multi_queue_primary(q);
103}
104
105/**
106 * xe_exec_queue_multi_queue_primary() - Get multi queue group's primary queue
107 * @q: The exec_queue
108 *
109 * If @q belongs to a multi queue group, then the primary queue of the group will
110 * be returned. Otherwise, @q will be returned.
111 */
112static inline struct xe_exec_queue *xe_exec_queue_multi_queue_primary(struct xe_exec_queue *q)
113{
114 return xe_exec_queue_is_multi_queue(q) ? q->multi_queue.group->primary : q;
115}
116
117bool xe_exec_queue_is_lr(struct xe_exec_queue *q);
118
119bool xe_exec_queue_is_idle(struct xe_exec_queue *q);
120
121void xe_exec_queue_kill(struct xe_exec_queue *q);
122
123int xe_exec_queue_create_ioctl(struct drm_device *dev, void *data,
124 struct drm_file *file);
125int xe_exec_queue_destroy_ioctl(struct drm_device *dev, void *data,
126 struct drm_file *file);
127int xe_exec_queue_get_property_ioctl(struct drm_device *dev, void *data,
128 struct drm_file *file);
129int xe_exec_queue_set_property_ioctl(struct drm_device *dev, void *data,
130 struct drm_file *file);
131enum xe_exec_queue_priority xe_exec_queue_device_get_max_priority(struct xe_device *xe);
132
133void xe_exec_queue_last_fence_put(struct xe_exec_queue *e, struct xe_vm *vm);
134void xe_exec_queue_last_fence_put_unlocked(struct xe_exec_queue *e);
135struct dma_fence *xe_exec_queue_last_fence_get(struct xe_exec_queue *e,
136 struct xe_vm *vm);
137struct dma_fence *xe_exec_queue_last_fence_get_for_resume(struct xe_exec_queue *e,
138 struct xe_vm *vm);
139void xe_exec_queue_last_fence_set(struct xe_exec_queue *e, struct xe_vm *vm,
140 struct dma_fence *fence);
141
142void xe_exec_queue_tlb_inval_last_fence_put(struct xe_exec_queue *q,
143 struct xe_vm *vm,
144 unsigned int type);
145
146void xe_exec_queue_tlb_inval_last_fence_put_unlocked(struct xe_exec_queue *q,
147 unsigned int type);
148
149struct dma_fence *xe_exec_queue_tlb_inval_last_fence_get(struct xe_exec_queue *q,
150 struct xe_vm *vm,
151 unsigned int type);
152
153void xe_exec_queue_tlb_inval_last_fence_set(struct xe_exec_queue *q,
154 struct xe_vm *vm,
155 struct dma_fence *fence,
156 unsigned int type);
157
158void xe_exec_queue_update_run_ticks(struct xe_exec_queue *q);
159
160int xe_exec_queue_contexts_hwsp_rebase(struct xe_exec_queue *q, void *scratch);
161
162struct xe_lrc *xe_exec_queue_lrc(struct xe_exec_queue *q);
163struct xe_lrc *xe_exec_queue_get_lrc(struct xe_exec_queue *q, u16 idx);
164
165#endif