xref: /freebsd/sys/dev/iwm/if_iwm_binding.c (revision c9dbb1cc52b063bbd9ab078a7afc89a8696da659)
1 /*	$OpenBSD: if_iwm.c,v 1.39 2015/03/23 00:35:19 jsg Exp $	*/
2 
3 /*
4  * Copyright (c) 2014 genua mbh <info@genua.de>
5  * Copyright (c) 2014 Fixup Software Ltd.
6  *
7  * Permission to use, copy, modify, and distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 /*-
21  * Based on BSD-licensed source modules in the Linux iwlwifi driver,
22  * which were used as the reference documentation for this implementation.
23  *
24  * Driver version we are currently based off of is
25  * Linux 3.14.3 (tag id a2df521e42b1d9a23f620ac79dbfe8655a8391dd)
26  *
27  ***********************************************************************
28  *
29  * This file is provided under a dual BSD/GPLv2 license.  When using or
30  * redistributing this file, you may do so under either license.
31  *
32  * GPL LICENSE SUMMARY
33  *
34  * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved.
35  *
36  * This program is free software; you can redistribute it and/or modify
37  * it under the terms of version 2 of the GNU General Public License as
38  * published by the Free Software Foundation.
39  *
40  * This program is distributed in the hope that it will be useful, but
41  * WITHOUT ANY WARRANTY; without even the implied warranty of
42  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
43  * General Public License for more details.
44  *
45  * You should have received a copy of the GNU General Public License
46  * along with this program; if not, write to the Free Software
47  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
48  * USA
49  *
50  * The full GNU General Public License is included in this distribution
51  * in the file called COPYING.
52  *
53  * Contact Information:
54  *  Intel Linux Wireless <ilw@linux.intel.com>
55  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
56  *
57  *
58  * BSD LICENSE
59  *
60  * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved.
61  * All rights reserved.
62  *
63  * Redistribution and use in source and binary forms, with or without
64  * modification, are permitted provided that the following conditions
65  * are met:
66  *
67  *  * Redistributions of source code must retain the above copyright
68  *    notice, this list of conditions and the following disclaimer.
69  *  * Redistributions in binary form must reproduce the above copyright
70  *    notice, this list of conditions and the following disclaimer in
71  *    the documentation and/or other materials provided with the
72  *    distribution.
73  *  * Neither the name Intel Corporation nor the names of its
74  *    contributors may be used to endorse or promote products derived
75  *    from this software without specific prior written permission.
76  *
77  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
78  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
79  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
80  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
81  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
82  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
83  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
84  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
85  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
86  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
87  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
88  */
89 
90 /*-
91  * Copyright (c) 2007-2010 Damien Bergamini <damien.bergamini@free.fr>
92  *
93  * Permission to use, copy, modify, and distribute this software for any
94  * purpose with or without fee is hereby granted, provided that the above
95  * copyright notice and this permission notice appear in all copies.
96  *
97  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
98  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
99  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
100  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
101  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
102  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
103  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
104  */
105 #include <sys/cdefs.h>
106 __FBSDID("$FreeBSD$");
107 
108 #include <sys/param.h>
109 #include <sys/bus.h>
110 #include <sys/conf.h>
111 #include <sys/endian.h>
112 #include <sys/firmware.h>
113 #include <sys/kernel.h>
114 #include <sys/malloc.h>
115 #include <sys/mbuf.h>
116 #include <sys/mutex.h>
117 #include <sys/module.h>
118 #include <sys/proc.h>
119 #include <sys/rman.h>
120 #include <sys/socket.h>
121 #include <sys/sockio.h>
122 #include <sys/sysctl.h>
123 #include <sys/linker.h>
124 
125 #include <machine/bus.h>
126 #include <machine/endian.h>
127 #include <machine/resource.h>
128 
129 #include <dev/pci/pcivar.h>
130 #include <dev/pci/pcireg.h>
131 
132 #include <net/bpf.h>
133 
134 #include <net/if.h>
135 #include <net/if_var.h>
136 #include <net/if_arp.h>
137 #include <net/if_dl.h>
138 #include <net/if_media.h>
139 #include <net/if_types.h>
140 
141 #include <netinet/in.h>
142 #include <netinet/in_systm.h>
143 #include <netinet/if_ether.h>
144 #include <netinet/ip.h>
145 
146 #include <net80211/ieee80211_var.h>
147 #include <net80211/ieee80211_regdomain.h>
148 #include <net80211/ieee80211_ratectl.h>
149 #include <net80211/ieee80211_radiotap.h>
150 
151 #include <dev/iwm/if_iwmreg.h>
152 #include <dev/iwm/if_iwmvar.h>
153 #include <dev/iwm/if_iwm_debug.h>
154 #include <dev/iwm/if_iwm_util.h>
155 #include <dev/iwm/if_iwm_binding.h>
156 
157 /*
158  * BEGIN iwlwifi/mvm/binding.c
159  */
160 
161 int
162 iwm_mvm_binding_cmd(struct iwm_softc *sc, struct iwm_node *in, uint32_t action)
163 {
164 	struct iwm_binding_cmd cmd;
165 	struct iwm_mvm_phy_ctxt *phyctxt = in->in_phyctxt;
166 	int i, ret;
167 	uint32_t status;
168 
169 	memset(&cmd, 0, sizeof(cmd));
170 
171 	cmd.id_and_color
172 	    = htole32(IWM_FW_CMD_ID_AND_COLOR(phyctxt->id, phyctxt->color));
173 	cmd.action = htole32(action);
174 	cmd.phy = htole32(IWM_FW_CMD_ID_AND_COLOR(phyctxt->id, phyctxt->color));
175 
176 	cmd.macs[0] = htole32(IWM_FW_CMD_ID_AND_COLOR(IWM_DEFAULT_MACID,
177 	    IWM_DEFAULT_COLOR));
178 	/* We use MACID 0 here.. */
179 	for (i = 1; i < IWM_MAX_MACS_IN_BINDING; i++)
180 		cmd.macs[i] = htole32(IWM_FW_CTXT_INVALID);
181 
182 	status = 0;
183 	ret = iwm_mvm_send_cmd_pdu_status(sc, IWM_BINDING_CONTEXT_CMD,
184 	    sizeof(cmd), &cmd, &status);
185 	if (ret) {
186 		IWM_DPRINTF(sc, IWM_DEBUG_CMD | IWM_DEBUG_RESET,
187 		    "%s: Failed to send binding (action:%d): %d\n",
188 		    __func__, action, ret);
189 		return ret;
190 	}
191 
192 	if (status) {
193 		IWM_DPRINTF(sc, IWM_DEBUG_CMD | IWM_DEBUG_RESET,
194 		    "%s: Binding command failed: %u\n",
195 		    __func__,
196 		    status);
197 		ret = EIO;
198 	}
199 
200 	return ret;
201 }
202 
203 int
204 iwm_mvm_binding_update(struct iwm_softc *sc, struct iwm_node *in, int add)
205 {
206 	return iwm_mvm_binding_cmd(sc, in, IWM_FW_CTXT_ACTION_ADD);
207 }
208 
209 int
210 iwm_mvm_binding_add_vif(struct iwm_softc *sc, struct iwm_node *in)
211 {
212 	return iwm_mvm_binding_update(sc, in, IWM_FW_CTXT_ACTION_ADD);
213 }
214