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) 2008 - 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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) 2005 - 2014 Intel Corporation. All rights reserved.
35 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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#ifndef __iwl_fw_h__
66#define __iwl_fw_h__
67#include <linux/types.h>
68#include <net/mac80211.h>
69
70#include "iwl-fw-file.h"
71#include "iwl-fw-error-dump.h"
72
73/**
74 * enum iwl_ucode_type
75 *
76 * The type of ucode.
77 *
78 * @IWL_UCODE_REGULAR: Normal runtime ucode
79 * @IWL_UCODE_INIT: Initial ucode
80 * @IWL_UCODE_WOWLAN: Wake on Wireless enabled ucode
81 * @IWL_UCODE_REGULAR_USNIFFER: Normal runtime ucode when using usniffer image
82 */
83enum iwl_ucode_type {
84	IWL_UCODE_REGULAR,
85	IWL_UCODE_INIT,
86	IWL_UCODE_WOWLAN,
87	IWL_UCODE_REGULAR_USNIFFER,
88	IWL_UCODE_TYPE_MAX,
89};
90
91/*
92 * enumeration of ucode section.
93 * This enumeration is used directly for older firmware (before 16.0).
94 * For new firmware, there can be up to 4 sections (see below) but the
95 * first one packaged into the firmware file is the DATA section and
96 * some debugging code accesses that.
97 */
98enum iwl_ucode_sec {
99	IWL_UCODE_SECTION_DATA,
100	IWL_UCODE_SECTION_INST,
101};
102
103struct iwl_ucode_capabilities {
104	u32 max_probe_length;
105	u32 n_scan_channels;
106	u32 standard_phy_calibration_size;
107	u32 flags;
108	u32 api[IWL_API_ARRAY_SIZE];
109	u32 capa[IWL_CAPABILITIES_ARRAY_SIZE];
110};
111
112/* one for each uCode image (inst/data, init/runtime/wowlan) */
113struct fw_desc {
114	const void *data;	/* vmalloc'ed data */
115	u32 len;		/* size in bytes */
116	u32 offset;		/* offset in the device */
117};
118
119struct fw_img {
120	struct fw_desc sec[IWL_UCODE_SECTION_MAX];
121	bool is_dual_cpus;
122};
123
124struct iwl_sf_region {
125	u32 addr;
126	u32 size;
127};
128
129/**
130 * struct iwl_fw_cscheme_list - a cipher scheme list
131 * @size: a number of entries
132 * @cs: cipher scheme entries
133 */
134struct iwl_fw_cscheme_list {
135	u8 size;
136	struct iwl_fw_cipher_scheme cs[];
137} __packed;
138
139/**
140 * struct iwl_fw - variables associated with the firmware
141 *
142 * @ucode_ver: ucode version from the ucode file
143 * @fw_version: firmware version string
144 * @img: ucode image like ucode_rt, ucode_init, ucode_wowlan.
145 * @ucode_capa: capabilities parsed from the ucode file.
146 * @enhance_sensitivity_table: device can do enhanced sensitivity.
147 * @init_evtlog_ptr: event log offset for init ucode.
148 * @init_evtlog_size: event log size for init ucode.
149 * @init_errlog_ptr: error log offfset for init ucode.
150 * @inst_evtlog_ptr: event log offset for runtime ucode.
151 * @inst_evtlog_size: event log size for runtime ucode.
152 * @inst_errlog_ptr: error log offfset for runtime ucode.
153 * @mvm_fw: indicates this is MVM firmware
154 * @cipher_scheme: optional external cipher scheme.
155 * @human_readable: human readable version
156 * @sdio_adma_addr: the default address to set for the ADMA in SDIO mode until
157 *	we get the ALIVE from the uCode
158 * @dbg_dest_tlv: points to the destination TLV for debug
159 * @dbg_conf_tlv: array of pointers to configuration TLVs for debug
160 * @dbg_conf_tlv_len: lengths of the @dbg_conf_tlv entries
161 * @dbg_trigger_tlv: array of pointers to triggers TLVs
162 * @dbg_trigger_tlv_len: lengths of the @dbg_trigger_tlv entries
163 * @dbg_dest_reg_num: num of reg_ops in %dbg_dest_tlv
164 */
165struct iwl_fw {
166	u32 ucode_ver;
167
168	char fw_version[ETHTOOL_FWVERS_LEN];
169
170	/* ucode images */
171	struct fw_img img[IWL_UCODE_TYPE_MAX];
172
173	struct iwl_ucode_capabilities ucode_capa;
174	bool enhance_sensitivity_table;
175
176	u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
177	u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
178
179	struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
180	u32 phy_config;
181	u8 valid_tx_ant;
182	u8 valid_rx_ant;
183
184	bool mvm_fw;
185
186	struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
187	u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
188
189	u32 sdio_adma_addr;
190
191	struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv;
192	struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX];
193	size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX];
194	struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX];
195	size_t dbg_trigger_tlv_len[FW_DBG_TRIGGER_MAX];
196	u8 dbg_dest_reg_num;
197};
198
199static inline const char *get_fw_dbg_mode_string(int mode)
200{
201	switch (mode) {
202	case SMEM_MODE:
203		return "SMEM";
204	case EXTERNAL_MODE:
205		return "EXTERNAL_DRAM";
206	case MARBH_MODE:
207		return "MARBH";
208	default:
209		return "UNKNOWN";
210	}
211}
212
213static inline bool
214iwl_fw_dbg_conf_usniffer(const struct iwl_fw *fw, u8 id)
215{
216	const struct iwl_fw_dbg_conf_tlv *conf_tlv = fw->dbg_conf_tlv[id];
217
218	if (!conf_tlv)
219		return false;
220
221	return conf_tlv->usniffer;
222}
223
224#define iwl_fw_dbg_trigger_enabled(fw, id) ({			\
225	void *__dbg_trigger = (fw)->dbg_trigger_tlv[(id)];	\
226	unlikely(__dbg_trigger);				\
227})
228
229static inline struct iwl_fw_dbg_trigger_tlv*
230iwl_fw_dbg_get_trigger(const struct iwl_fw *fw, u8 id)
231{
232	if (WARN_ON(id >= ARRAY_SIZE(fw->dbg_trigger_tlv)))
233		return NULL;
234
235	return fw->dbg_trigger_tlv[id];
236}
237
238#endif  /* __iwl_fw_h__ */
239