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1 | /* |
2 | * Copyright 2008 Cisco Systems, Inc. All rights reserved. | |
3 | * Copyright 2007 Nuova Systems, Inc. All rights reserved. | |
4 | * | |
5 | * Copyright (c) 2014, Cisco Systems, Inc. | |
6 | * All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * | |
15 | * 2. Redistributions in binary form must reproduce the above copyright | |
16 | * notice, this list of conditions and the following disclaimer in | |
17 | * the documentation and/or other materials provided with the | |
18 | * distribution. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
23 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |
24 | * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | |
25 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | |
26 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
27 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
28 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN | |
30 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
31 | * POSSIBILITY OF SUCH DAMAGE. | |
32 | * | |
33 | */ | |
34 | ||
35 | #include "enic_compat.h" | |
36 | #include "vnic_rss.h" | |
37 | ||
38 | void vnic_set_rss_key(union vnic_rss_key *rss_key, u8 *key) | |
39 | { | |
40 | u32 i; | |
41 | u32 *p; | |
42 | u16 *q; | |
43 | ||
44 | for (i = 0; i < 4; ++i) { | |
45 | p = (u32 *)(key + (10 * i)); | |
46 | iowrite32(*p++, &rss_key->key[i].b[0]); | |
47 | iowrite32(*p++, &rss_key->key[i].b[4]); | |
48 | q = (u16 *)p; | |
49 | iowrite32(*q, &rss_key->key[i].b[8]); | |
50 | } | |
51 | } | |
52 | ||
53 | void vnic_set_rss_cpu(union vnic_rss_cpu *rss_cpu, u8 *cpu) | |
54 | { | |
55 | u32 i; | |
56 | u32 *p = (u32 *)cpu; | |
57 | ||
58 | for (i = 0; i < 32; ++i) | |
59 | iowrite32(*p++, &rss_cpu->cpu[i].b[0]); | |
60 | } | |
61 | ||
62 | void vnic_get_rss_key(union vnic_rss_key *rss_key, u8 *key) | |
63 | { | |
64 | u32 i; | |
65 | u32 *p; | |
66 | u16 *q; | |
67 | ||
68 | for (i = 0; i < 4; ++i) { | |
69 | p = (u32 *)(key + (10 * i)); | |
70 | *p++ = ioread32(&rss_key->key[i].b[0]); | |
71 | *p++ = ioread32(&rss_key->key[i].b[4]); | |
72 | q = (u16 *)p; | |
73 | *q = (u16)ioread32(&rss_key->key[i].b[8]); | |
74 | } | |
75 | } | |
76 | ||
77 | void vnic_get_rss_cpu(union vnic_rss_cpu *rss_cpu, u8 *cpu) | |
78 | { | |
79 | u32 i; | |
80 | u32 *p = (u32 *)cpu; | |
81 | ||
82 | for (i = 0; i < 32; ++i) | |
83 | *p++ = ioread32(&rss_cpu->cpu[i].b[0]); | |
84 | } |