1 | // SPDX-License-Identifier: GPL-2.0 OR MIT |
2 | /* |
3 | * Copyright 2014-2022 Advanced Micro Devices, Inc. |
4 | * |
5 | * Permission is hereby granted, free of charge, to any person obtaining a |
6 | * copy of this software and associated documentation files (the "Software"), |
7 | * to deal in the Software without restriction, including without limitation |
8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
9 | * and/or sell copies of the Software, and to permit persons to whom the |
10 | * Software is furnished to do so, subject to the following conditions: |
11 | * |
12 | * The above copyright notice and this permission notice shall be included in |
13 | * all copies or substantial portions of the Software. |
14 | * |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
18 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
19 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
20 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
21 | * OTHER DEALINGS IN THE SOFTWARE. |
22 | * |
23 | */ |
24 | |
25 | #include <linux/slab.h> |
26 | #include "kfd_priv.h" |
27 | |
28 | void print_queue_properties(struct queue_properties *q) |
29 | { |
30 | if (!q) |
31 | return; |
32 | |
33 | pr_debug("Printing queue properties:\n" ); |
34 | pr_debug("Queue Type: %u\n" , q->type); |
35 | pr_debug("Queue Size: %llu\n" , q->queue_size); |
36 | pr_debug("Queue percent: %u\n" , q->queue_percent); |
37 | pr_debug("Queue Address: 0x%llX\n" , q->queue_address); |
38 | pr_debug("Queue Id: %u\n" , q->queue_id); |
39 | pr_debug("Queue Process Vmid: %u\n" , q->vmid); |
40 | pr_debug("Queue Read Pointer: 0x%px\n" , q->read_ptr); |
41 | pr_debug("Queue Write Pointer: 0x%px\n" , q->write_ptr); |
42 | pr_debug("Queue Doorbell Pointer: 0x%p\n" , q->doorbell_ptr); |
43 | pr_debug("Queue Doorbell Offset: %u\n" , q->doorbell_off); |
44 | } |
45 | |
46 | void print_queue(struct queue *q) |
47 | { |
48 | if (!q) |
49 | return; |
50 | pr_debug("Printing queue:\n" ); |
51 | pr_debug("Queue Type: %u\n" , q->properties.type); |
52 | pr_debug("Queue Size: %llu\n" , q->properties.queue_size); |
53 | pr_debug("Queue percent: %u\n" , q->properties.queue_percent); |
54 | pr_debug("Queue Address: 0x%llX\n" , q->properties.queue_address); |
55 | pr_debug("Queue Id: %u\n" , q->properties.queue_id); |
56 | pr_debug("Queue Process Vmid: %u\n" , q->properties.vmid); |
57 | pr_debug("Queue Read Pointer: 0x%px\n" , q->properties.read_ptr); |
58 | pr_debug("Queue Write Pointer: 0x%px\n" , q->properties.write_ptr); |
59 | pr_debug("Queue Doorbell Pointer: 0x%p\n" , q->properties.doorbell_ptr); |
60 | pr_debug("Queue Doorbell Offset: %u\n" , q->properties.doorbell_off); |
61 | pr_debug("Queue MQD Address: 0x%p\n" , q->mqd); |
62 | pr_debug("Queue MQD Gart: 0x%llX\n" , q->gart_mqd_addr); |
63 | pr_debug("Queue Process Address: 0x%p\n" , q->process); |
64 | pr_debug("Queue Device Address: 0x%p\n" , q->device); |
65 | } |
66 | |
67 | int init_queue(struct queue **q, const struct queue_properties *properties) |
68 | { |
69 | struct queue *tmp_q; |
70 | |
71 | tmp_q = kzalloc(size: sizeof(*tmp_q), GFP_KERNEL); |
72 | if (!tmp_q) |
73 | return -ENOMEM; |
74 | |
75 | memcpy(&tmp_q->properties, properties, sizeof(*properties)); |
76 | |
77 | *q = tmp_q; |
78 | return 0; |
79 | } |
80 | |
81 | void uninit_queue(struct queue *q) |
82 | { |
83 | kfree(objp: q); |
84 | } |
85 | |