Commit | Line | Data |
---|---|---|
1a95c8df EP |
1 | /****************************************************************************** |
2 | * | |
3 | * This file is provided under a dual BSD/GPLv2 license. When using or | |
4 | * redistributing this file, you may do so under either license. | |
5 | * | |
6 | * GPL LICENSE SUMMARY | |
7 | * | |
8 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. | |
8b4139dc | 9 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
1a95c8df EP |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of version 2 of the GNU General Public License as | |
13 | * published by the Free Software Foundation. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, but | |
16 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | * General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, | |
23 | * USA | |
24 | * | |
25 | * The full GNU General Public License is included in this distribution | |
26 | * in the file called COPYING. | |
27 | * | |
28 | * Contact Information: | |
29 | * Intel Linux Wireless <ilw@linux.intel.com> | |
30 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
31 | * | |
32 | * BSD LICENSE | |
33 | * | |
34 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. | |
8b4139dc | 35 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
1a95c8df EP |
36 | * All rights reserved. |
37 | * | |
38 | * Redistribution and use in source and binary forms, with or without | |
39 | * modification, are permitted provided that the following conditions | |
40 | * are met: | |
41 | * | |
42 | * * Redistributions of source code must retain the above copyright | |
43 | * notice, this list of conditions and the following disclaimer. | |
44 | * * Redistributions in binary form must reproduce the above copyright | |
45 | * notice, this list of conditions and the following disclaimer in | |
46 | * the documentation and/or other materials provided with the | |
47 | * distribution. | |
48 | * * Neither the name Intel Corporation nor the names of its | |
49 | * contributors may be used to endorse or promote products derived | |
50 | * from this software without specific prior written permission. | |
51 | * | |
52 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
53 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
54 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
55 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
56 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
57 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
58 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
59 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
60 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
61 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
62 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
63 | * | |
64 | *****************************************************************************/ | |
65 | #include <net/ipv6.h> | |
66 | #include <net/addrconf.h> | |
67 | #include "mvm.h" | |
68 | ||
69 | void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, | |
c8b06a99 | 70 | struct iwl_wowlan_config_cmd *cmd) |
1a95c8df EP |
71 | { |
72 | int i; | |
73 | ||
74 | /* | |
75 | * For QoS counters, we store the one to use next, so subtract 0x10 | |
76 | * since the uCode will add 0x10 *before* using the value while we | |
77 | * increment after using the value (i.e. store the next value to use). | |
78 | */ | |
79 | for (i = 0; i < IWL_MAX_TID_COUNT; i++) { | |
80 | u16 seq = mvm_ap_sta->tid_data[i].seq_number; | |
81 | seq -= 0x10; | |
82 | cmd->qos_seq[i] = cpu_to_le16(seq); | |
83 | } | |
84 | } | |
85 | ||
8bd22e7b EP |
86 | int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, |
87 | struct ieee80211_vif *vif, | |
88 | bool disable_offloading, | |
89 | u32 cmd_flags) | |
1a95c8df EP |
90 | { |
91 | union { | |
92 | struct iwl_proto_offload_cmd_v1 v1; | |
93 | struct iwl_proto_offload_cmd_v2 v2; | |
94 | struct iwl_proto_offload_cmd_v3_small v3s; | |
95 | struct iwl_proto_offload_cmd_v3_large v3l; | |
96 | } cmd = {}; | |
97 | struct iwl_host_cmd hcmd = { | |
98 | .id = PROT_OFFLOAD_CONFIG_CMD, | |
8bd22e7b | 99 | .flags = cmd_flags, |
1a95c8df EP |
100 | .data[0] = &cmd, |
101 | .dataflags[0] = IWL_HCMD_DFL_DUP, | |
102 | }; | |
103 | struct iwl_proto_offload_cmd_common *common; | |
104 | u32 enabled = 0, size; | |
105 | u32 capa_flags = mvm->fw->ucode_capa.flags; | |
106 | #if IS_ENABLED(CONFIG_IPV6) | |
107 | struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); | |
108 | int i; | |
109 | ||
110 | if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL || | |
111 | capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE) { | |
112 | struct iwl_ns_config *nsc; | |
113 | struct iwl_targ_addr *addrs; | |
114 | int n_nsc, n_addrs; | |
115 | int c; | |
116 | ||
117 | if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL) { | |
118 | nsc = cmd.v3s.ns_config; | |
119 | n_nsc = IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3S; | |
120 | addrs = cmd.v3s.targ_addrs; | |
121 | n_addrs = IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3S; | |
122 | } else { | |
123 | nsc = cmd.v3l.ns_config; | |
124 | n_nsc = IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3L; | |
125 | addrs = cmd.v3l.targ_addrs; | |
126 | n_addrs = IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3L; | |
127 | } | |
128 | ||
129 | if (mvmvif->num_target_ipv6_addrs) | |
130 | enabled |= IWL_D3_PROTO_OFFLOAD_NS; | |
131 | ||
132 | /* | |
133 | * For each address we have (and that will fit) fill a target | |
134 | * address struct and combine for NS offload structs with the | |
135 | * solicited node addresses. | |
136 | */ | |
137 | for (i = 0, c = 0; | |
138 | i < mvmvif->num_target_ipv6_addrs && | |
139 | i < n_addrs && c < n_nsc; i++) { | |
140 | struct in6_addr solicited_addr; | |
141 | int j; | |
142 | ||
143 | addrconf_addr_solict_mult(&mvmvif->target_ipv6_addrs[i], | |
144 | &solicited_addr); | |
145 | for (j = 0; j < c; j++) | |
146 | if (ipv6_addr_cmp(&nsc[j].dest_ipv6_addr, | |
147 | &solicited_addr) == 0) | |
148 | break; | |
149 | if (j == c) | |
150 | c++; | |
151 | addrs[i].addr = mvmvif->target_ipv6_addrs[i]; | |
152 | addrs[i].config_num = cpu_to_le32(j); | |
153 | nsc[j].dest_ipv6_addr = solicited_addr; | |
154 | memcpy(nsc[j].target_mac_addr, vif->addr, ETH_ALEN); | |
155 | } | |
156 | ||
157 | if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL) | |
158 | cmd.v3s.num_valid_ipv6_addrs = cpu_to_le32(i); | |
159 | else | |
160 | cmd.v3l.num_valid_ipv6_addrs = cpu_to_le32(i); | |
161 | } else if (capa_flags & IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS) { | |
162 | if (mvmvif->num_target_ipv6_addrs) { | |
163 | enabled |= IWL_D3_PROTO_OFFLOAD_NS; | |
164 | memcpy(cmd.v2.ndp_mac_addr, vif->addr, ETH_ALEN); | |
165 | } | |
166 | ||
167 | BUILD_BUG_ON(sizeof(cmd.v2.target_ipv6_addr[0]) != | |
168 | sizeof(mvmvif->target_ipv6_addrs[0])); | |
169 | ||
170 | for (i = 0; i < min(mvmvif->num_target_ipv6_addrs, | |
171 | IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V2); i++) | |
172 | memcpy(cmd.v2.target_ipv6_addr[i], | |
173 | &mvmvif->target_ipv6_addrs[i], | |
174 | sizeof(cmd.v2.target_ipv6_addr[i])); | |
175 | } else { | |
176 | if (mvmvif->num_target_ipv6_addrs) { | |
177 | enabled |= IWL_D3_PROTO_OFFLOAD_NS; | |
178 | memcpy(cmd.v1.ndp_mac_addr, vif->addr, ETH_ALEN); | |
179 | } | |
180 | ||
181 | BUILD_BUG_ON(sizeof(cmd.v1.target_ipv6_addr[0]) != | |
182 | sizeof(mvmvif->target_ipv6_addrs[0])); | |
183 | ||
184 | for (i = 0; i < min(mvmvif->num_target_ipv6_addrs, | |
185 | IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V1); i++) | |
186 | memcpy(cmd.v1.target_ipv6_addr[i], | |
187 | &mvmvif->target_ipv6_addrs[i], | |
188 | sizeof(cmd.v1.target_ipv6_addr[i])); | |
189 | } | |
190 | #endif | |
191 | ||
192 | if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL) { | |
193 | common = &cmd.v3s.common; | |
194 | size = sizeof(cmd.v3s); | |
195 | } else if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE) { | |
196 | common = &cmd.v3l.common; | |
197 | size = sizeof(cmd.v3l); | |
198 | } else if (capa_flags & IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS) { | |
199 | common = &cmd.v2.common; | |
200 | size = sizeof(cmd.v2); | |
201 | } else { | |
202 | common = &cmd.v1.common; | |
203 | size = sizeof(cmd.v1); | |
204 | } | |
205 | ||
206 | if (vif->bss_conf.arp_addr_cnt) { | |
207 | enabled |= IWL_D3_PROTO_OFFLOAD_ARP; | |
208 | common->host_ipv4_addr = vif->bss_conf.arp_addr_list[0]; | |
209 | memcpy(common->arp_mac_addr, vif->addr, ETH_ALEN); | |
210 | } | |
211 | ||
8bd22e7b EP |
212 | if (!disable_offloading) |
213 | common->enabled = cpu_to_le32(enabled); | |
1a95c8df EP |
214 | |
215 | hcmd.len[0] = size; | |
216 | return iwl_mvm_send_cmd(mvm, &hcmd); | |
217 | } |