/drivers/net/wireless/mwifiex/decl.h

  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#include <uapi/linux/if_arp.h>
 30#include <net/mac80211.h>
 31
 32
 33#define MWIFIEX_MAX_BSS_NUM         (3)
 34
 35#define MWIFIEX_MIN_DATA_HEADER_LEN 36	/* sizeof(mwifiex_txpd)
 36					 *   + 4 byte alignment
 37					 */
 38#define MWIFIEX_MGMT_FRAME_HEADER_SIZE	8	/* sizeof(pkt_type)
 39						 *   + sizeof(tx_control)
 40						 */
 41
 42#define MWIFIEX_MAX_TX_BASTREAM_SUPPORTED	2
 43#define MWIFIEX_MAX_RX_BASTREAM_SUPPORTED	16
 44
 45#define MWIFIEX_STA_AMPDU_DEF_TXWINSIZE        16
 46#define MWIFIEX_STA_AMPDU_DEF_RXWINSIZE        32
 47#define MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE        32
 48#define MWIFIEX_UAP_AMPDU_DEF_RXWINSIZE        16
 49#define MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE   32
 50#define MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE   48
 51#define MWIFIEX_11AC_UAP_AMPDU_DEF_TXWINSIZE   48
 52#define MWIFIEX_11AC_UAP_AMPDU_DEF_RXWINSIZE   32
 53
 54#define MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT  0xffff
 55
 56#define MWIFIEX_RATE_BITMAP_MCS0   32
 57
 58#define MWIFIEX_RX_DATA_BUF_SIZE     (4 * 1024)
 59#define MWIFIEX_RX_CMD_BUF_SIZE	     (2 * 1024)
 60
 61#define MAX_BEACON_PERIOD                  (4000)
 62#define MIN_BEACON_PERIOD                  (50)
 63#define MAX_DTIM_PERIOD                    (100)
 64#define MIN_DTIM_PERIOD                    (1)
 65
 66#define MWIFIEX_RTS_MIN_VALUE              (0)
 67#define MWIFIEX_RTS_MAX_VALUE              (2347)
 68#define MWIFIEX_FRAG_MIN_VALUE             (256)
 69#define MWIFIEX_FRAG_MAX_VALUE             (2346)
 70#define MWIFIEX_WMM_VERSION                0x01
 71#define MWIFIEX_WMM_SUBTYPE                0x01
 72
 73#define MWIFIEX_RETRY_LIMIT                14
 74#define MWIFIEX_SDIO_BLOCK_SIZE            256
 75
 76#define MWIFIEX_BUF_FLAG_REQUEUED_PKT      BIT(0)
 77#define MWIFIEX_BUF_FLAG_BRIDGED_PKT	   BIT(1)
 78
 79#define MWIFIEX_BRIDGED_PKTS_THR_HIGH      1024
 80#define MWIFIEX_BRIDGED_PKTS_THR_LOW        128
 81
 82enum mwifiex_bss_type {
 83	MWIFIEX_BSS_TYPE_STA = 0,
 84	MWIFIEX_BSS_TYPE_UAP = 1,
 85	MWIFIEX_BSS_TYPE_P2P = 2,
 86	MWIFIEX_BSS_TYPE_ANY = 0xff,
 87};
 88
 89enum mwifiex_bss_role {
 90	MWIFIEX_BSS_ROLE_STA = 0,
 91	MWIFIEX_BSS_ROLE_UAP = 1,
 92	MWIFIEX_BSS_ROLE_ANY = 0xff,
 93};
 94
 95#define BSS_ROLE_BIT_MASK    BIT(0)
 96
 97#define GET_BSS_ROLE(priv)   ((priv)->bss_role & BSS_ROLE_BIT_MASK)
 98
 99enum mwifiex_data_frame_type {
100	MWIFIEX_DATA_FRAME_TYPE_ETH_II = 0,
101	MWIFIEX_DATA_FRAME_TYPE_802_11,
102};
103
104struct mwifiex_fw_image {
105	u8 *helper_buf;
106	u32 helper_len;
107	u8 *fw_buf;
108	u32 fw_len;
109};
110
111struct mwifiex_802_11_ssid {
112	u32 ssid_len;
113	u8 ssid[IEEE80211_MAX_SSID_LEN];
114};
115
116struct mwifiex_wait_queue {
117	wait_queue_head_t wait;
118	int status;
119};
120
121struct mwifiex_rxinfo {
122	u8 bss_num;
123	u8 bss_type;
124	struct sk_buff *parent;
125	u8 use_count;
126};
127
128struct mwifiex_txinfo {
129	u32 status_code;
130	u8 flags;
131	u8 bss_num;
132	u8 bss_type;
133};
134
135enum mwifiex_wmm_ac_e {
136	WMM_AC_BK,
137	WMM_AC_BE,
138	WMM_AC_VI,
139	WMM_AC_VO
140} __packed;
141
142struct ieee_types_wmm_ac_parameters {
143	u8 aci_aifsn_bitmap;
144	u8 ecw_bitmap;
145	__le16 tx_op_limit;
146} __packed;
147
148struct mwifiex_types_wmm_info {
149	u8 oui[4];
150	u8 subtype;
151	u8 version;
152	u8 qos_info;
153	u8 reserved;
154	struct ieee_types_wmm_ac_parameters ac_params[IEEE80211_NUM_ACS];
155} __packed;
156
157struct mwifiex_arp_eth_header {
158	struct arphdr hdr;
159	u8 ar_sha[ETH_ALEN];
160	u8 ar_sip[4];
161	u8 ar_tha[ETH_ALEN];
162	u8 ar_tip[4];
163} __packed;
164#endif /* !_MWIFIEX_DECL_H_ */