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