1 /*
2  * Marvell Wireless LAN device driver: generic data structures and APIs
3  *
4  * Copyright (C) 2011, Marvell International Ltd.
5  *
6  * This software file (the "File") is distributed by Marvell International
7  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8  * (the "License").  You may use, redistribute and/or modify this File in
9  * accordance with the terms and conditions of the License, a copy of which
10  * is available by writing to the Free Software Foundation, Inc.,
11  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
13  *
14  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
17  * this warranty disclaimer.
18  */
19 
20 #ifndef _MWIFIEX_DECL_H_
21 #define _MWIFIEX_DECL_H_
22 
23 #undef pr_fmt
24 #define pr_fmt(fmt)	KBUILD_MODNAME ": " fmt
25 
26 #include <linux/wait.h>
27 #include <linux/timer.h>
28 #include <linux/ieee80211.h>
29 
30 
31 #define MWIFIEX_MAX_BSS_NUM         (1)
32 
33 #define MWIFIEX_MIN_DATA_HEADER_LEN 36	/* sizeof(mwifiex_txpd)
34 					 *   + 4 byte alignment
35 					 */
36 
37 #define MWIFIEX_MAX_TX_BASTREAM_SUPPORTED	2
38 #define MWIFIEX_MAX_RX_BASTREAM_SUPPORTED	16
39 
40 #define MWIFIEX_AMPDU_DEF_TXWINSIZE        32
41 #define MWIFIEX_AMPDU_DEF_RXWINSIZE        16
42 #define MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT  0xffff
43 
44 #define MWIFIEX_RATE_INDEX_HRDSSS0 0
45 #define MWIFIEX_RATE_INDEX_HRDSSS3 3
46 #define MWIFIEX_RATE_INDEX_OFDM0   4
47 #define MWIFIEX_RATE_INDEX_OFDM7   11
48 #define MWIFIEX_RATE_INDEX_MCS0    12
49 
50 #define MWIFIEX_RATE_BITMAP_OFDM0  16
51 #define MWIFIEX_RATE_BITMAP_OFDM7  23
52 #define MWIFIEX_RATE_BITMAP_MCS0   32
53 #define MWIFIEX_RATE_BITMAP_MCS127 159
54 
55 #define MWIFIEX_RX_DATA_BUF_SIZE     (4 * 1024)
56 
57 #define MWIFIEX_RTS_MIN_VALUE              (0)
58 #define MWIFIEX_RTS_MAX_VALUE              (2347)
59 #define MWIFIEX_FRAG_MIN_VALUE             (256)
60 #define MWIFIEX_FRAG_MAX_VALUE             (2346)
61 
62 #define MWIFIEX_SDIO_BLOCK_SIZE            256
63 
64 #define MWIFIEX_BUF_FLAG_REQUEUED_PKT      BIT(0)
65 
66 enum mwifiex_bss_type {
67 	MWIFIEX_BSS_TYPE_STA = 0,
68 	MWIFIEX_BSS_TYPE_UAP = 1,
69 	MWIFIEX_BSS_TYPE_ANY = 0xff,
70 };
71 
72 enum mwifiex_bss_role {
73 	MWIFIEX_BSS_ROLE_STA = 0,
74 	MWIFIEX_BSS_ROLE_UAP = 1,
75 	MWIFIEX_BSS_ROLE_ANY = 0xff,
76 };
77 
78 #define BSS_ROLE_BIT_MASK    BIT(0)
79 
80 #define GET_BSS_ROLE(priv)   ((priv)->bss_role & BSS_ROLE_BIT_MASK)
81 
82 enum mwifiex_data_frame_type {
83 	MWIFIEX_DATA_FRAME_TYPE_ETH_II = 0,
84 	MWIFIEX_DATA_FRAME_TYPE_802_11,
85 };
86 
87 struct mwifiex_fw_image {
88 	u8 *helper_buf;
89 	u32 helper_len;
90 	u8 *fw_buf;
91 	u32 fw_len;
92 };
93 
94 struct mwifiex_wait_queue {
95 	wait_queue_head_t wait;
96 	int status;
97 };
98 
99 struct mwifiex_rxinfo {
100 	u8 bss_num;
101 	u8 bss_type;
102 	struct sk_buff *parent;
103 	u8 use_count;
104 };
105 
106 struct mwifiex_txinfo {
107 	u32 status_code;
108 	u8 flags;
109 	u8 bss_num;
110 	u8 bss_type;
111 };
112 
113 enum mwifiex_wmm_ac_e {
114 	WMM_AC_BK,
115 	WMM_AC_BE,
116 	WMM_AC_VI,
117 	WMM_AC_VO
118 } __packed;
119 #endif /* !_MWIFIEX_DECL_H_ */
120