1 /* 2 * Copyright (c) 2010-2011 Atheros Communications Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #ifndef COMMON_H 18 #define COMMON_H 19 20 #include <linux/netdevice.h> 21 22 #define ATH6KL_MAX_IE 256 23 24 extern int ath6kl_printk(const char *level, const char *fmt, ...); 25 26 /* 27 * Reflects the version of binary interface exposed by ATH6KL target 28 * firmware. Needs to be incremented by 1 for any change in the firmware 29 * that requires upgrade of the driver on the host side for the change to 30 * work correctly 31 */ 32 #define ATH6KL_ABI_VERSION 1 33 34 #define SIGNAL_QUALITY_METRICS_NUM_MAX 2 35 36 enum { 37 SIGNAL_QUALITY_METRICS_SNR = 0, 38 SIGNAL_QUALITY_METRICS_RSSI, 39 SIGNAL_QUALITY_METRICS_ALL, 40 }; 41 42 /* 43 * Data Path 44 */ 45 46 #define WMI_MAX_TX_DATA_FRAME_LENGTH \ 47 (1500 + sizeof(struct wmi_data_hdr) + \ 48 sizeof(struct ethhdr) + \ 49 sizeof(struct ath6kl_llc_snap_hdr)) 50 51 /* An AMSDU frame */ /* The MAX AMSDU length of AR6003 is 3839 */ 52 #define WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH \ 53 (3840 + sizeof(struct wmi_data_hdr) + \ 54 sizeof(struct ethhdr) + \ 55 sizeof(struct ath6kl_llc_snap_hdr)) 56 57 #define EPPING_ALIGNMENT_PAD \ 58 (((sizeof(struct htc_frame_hdr) + 3) & (~0x3)) \ 59 - sizeof(struct htc_frame_hdr)) 60 61 struct ath6kl_llc_snap_hdr { 62 u8 dsap; 63 u8 ssap; 64 u8 cntl; 65 u8 org_code[3]; 66 __be16 eth_type; 67 } __packed; 68 69 enum crypto_type { 70 NONE_CRYPT = 0x01, 71 WEP_CRYPT = 0x02, 72 TKIP_CRYPT = 0x04, 73 AES_CRYPT = 0x08, 74 WAPI_CRYPT = 0x10, 75 }; 76 77 struct htc_endpoint_credit_dist; 78 struct ath6kl; 79 enum htc_credit_dist_reason; 80 struct ath6kl_htc_credit_info; 81 82 struct ath6kl *ath6kl_core_alloc(struct device *sdev); 83 int ath6kl_core_init(struct ath6kl *ar); 84 void ath6kl_core_cleanup(struct ath6kl *ar); 85 struct sk_buff *ath6kl_buf_alloc(int size); 86 #endif /* COMMON_H */ 87