Merge tag 'drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / net / wireless / iwlwifi / iwl-phy-db.h
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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) 2007 - 2012 Intel Corporation. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
25 * in the file called LICENSE.GPL.
26 *
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
33 * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 *
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
43 * notice, this list of conditions and the following disclaimer in
44 * the documentation and/or other materials provided with the
45 * distribution.
46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
61 *
62 *****************************************************************************/
63
64#ifndef __IWL_PHYDB_H__
65#define __IWL_PHYDB_H__
66
67#include <linux/types.h>
68
69#define IWL_NUM_PAPD_CH_GROUPS 4
70#define IWL_NUM_TXP_CH_GROUPS 8
71
72struct iwl_phy_db_entry {
73 u16 size;
74 u8 *data;
75};
76
77struct iwl_shared;
78
79/**
80 * struct iwl_phy_db - stores phy configuration and calibration data.
81 *
82 * @cfg: phy configuration.
83 * @calib_nch: non channel specific calibration data.
84 * @calib_ch: channel specific calibration data.
85 * @calib_ch_group_papd: calibration data related to papd channel group.
86 * @calib_ch_group_txp: calibration data related to tx power chanel group.
87 */
88struct iwl_phy_db {
89 struct iwl_phy_db_entry cfg;
90 struct iwl_phy_db_entry calib_nch;
91 struct iwl_phy_db_entry calib_ch;
92 struct iwl_phy_db_entry calib_ch_group_papd[IWL_NUM_PAPD_CH_GROUPS];
93 struct iwl_phy_db_entry calib_ch_group_txp[IWL_NUM_TXP_CH_GROUPS];
94
95 u32 channel_num;
96 u32 channel_size;
97
98 /* for an access to the logger */
4b9844f5 99 struct device *dev;
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100};
101
102enum iwl_phy_db_section_type {
103 IWL_PHY_DB_CFG = 1,
104 IWL_PHY_DB_CALIB_NCH,
105 IWL_PHY_DB_CALIB_CH,
106 IWL_PHY_DB_CALIB_CHG_PAPD,
107 IWL_PHY_DB_CALIB_CHG_TXP,
108 IWL_PHY_DB_MAX
109};
110
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111/* for parsing of tx power channel group data that comes from the firmware*/
112struct iwl_phy_db_chg_txp {
113 __le32 space;
114 __le16 max_channel_idx;
115} __packed;
116
4b9844f5 117struct iwl_phy_db *iwl_phy_db_init(struct device *dev);
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118
119void iwl_phy_db_free(struct iwl_phy_db *phy_db);
120
121int iwl_phy_db_set_section(struct iwl_phy_db *phy_db,
122 enum iwl_phy_db_section_type type, u8 *data,
123 u16 size, gfp_t alloc_ctx);
124
125int iwl_phy_db_get_section_data(struct iwl_phy_db *phy_db,
126 enum iwl_phy_db_section_type type, u8 **data,
127 u16 *size, u16 ch_id);
128
129#endif /* __IWL_PHYDB_H__ */