linux/drivers/net/wireless/ath/ath6kl/common.h
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   1/*
   2 * Copyright (c) 2010-2011 Atheros Communications Inc.
   3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
   4 *
   5 * Permission to use, copy, modify, and/or distribute this software for any
   6 * purpose with or without fee is hereby granted, provided that the above
   7 * copyright notice and this permission notice appear in all copies.
   8 *
   9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16 */
  17
  18#ifndef COMMON_H
  19#define COMMON_H
  20
  21#include <linux/netdevice.h>
  22
  23#define ATH6KL_MAX_IE                   256
  24
  25extern __printf(2, 3)
  26int ath6kl_printk(const char *level, const char *fmt, ...);
  27
  28/*
  29 * Reflects the version of binary interface exposed by ATH6KL target
  30 * firmware. Needs to be incremented by 1 for any change in the firmware
  31 * that requires upgrade of the driver on the host side for the change to
  32 * work correctly
  33 */
  34#define ATH6KL_ABI_VERSION        1
  35
  36#define SIGNAL_QUALITY_METRICS_NUM_MAX    2
  37
  38enum {
  39        SIGNAL_QUALITY_METRICS_SNR = 0,
  40        SIGNAL_QUALITY_METRICS_RSSI,
  41        SIGNAL_QUALITY_METRICS_ALL,
  42};
  43
  44/*
  45 * Data Path
  46 */
  47
  48#define WMI_MAX_TX_DATA_FRAME_LENGTH          \
  49        (1500 + sizeof(struct wmi_data_hdr) + \
  50         sizeof(struct ethhdr) +      \
  51         sizeof(struct ath6kl_llc_snap_hdr))
  52
  53/* An AMSDU frame */ /* The MAX AMSDU length of AR6003 is 3839 */
  54#define WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH    \
  55        (3840 + sizeof(struct wmi_data_hdr) + \
  56         sizeof(struct ethhdr) +      \
  57         sizeof(struct ath6kl_llc_snap_hdr))
  58
  59#define EPPING_ALIGNMENT_PAD                           \
  60        (((sizeof(struct htc_frame_hdr) + 3) & (~0x3)) \
  61         - sizeof(struct htc_frame_hdr))
  62
  63struct ath6kl_llc_snap_hdr {
  64        u8 dsap;
  65        u8 ssap;
  66        u8 cntl;
  67        u8 org_code[3];
  68        __be16 eth_type;
  69} __packed;
  70
  71enum crypto_type {
  72        NONE_CRYPT          = 0x01,
  73        WEP_CRYPT           = 0x02,
  74        TKIP_CRYPT          = 0x04,
  75        AES_CRYPT           = 0x08,
  76        WAPI_CRYPT          = 0x10,
  77};
  78
  79struct htc_endpoint_credit_dist;
  80struct ath6kl;
  81struct ath6kl_htcap;
  82enum htc_credit_dist_reason;
  83struct ath6kl_htc_credit_info;
  84
  85struct sk_buff *ath6kl_buf_alloc(int size);
  86#endif /* COMMON_H */
  87