projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| db86f07e | 1 | /* |
| 5b68138e | 2 | * Copyright (c) 2009-2011 Atheros Communications Inc. |
| db86f07e LR |
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 | #include <net/mac80211.h> | |
| 18 | ||
| 19 | #include "../ath.h" | |
| db86f07e LR |
20 | |
| 21 | #include "hw.h" | |
| d70357d5 | 22 | #include "hw-ops.h" |
| db86f07e LR |
23 | |
| 24 | /* Common header for Atheros 802.11n base driver cores */ | |
| 25 | ||
| db86f07e LR |
26 | #define WME_BA_BMP_SIZE 64 |
| 27 | #define WME_MAX_BA WME_BA_BMP_SIZE | |
| 28 | #define ATH_TID_MAX_BUFS (2 * WME_MAX_BA) | |
| 29 | ||
| a3d63cad | 30 | #define ATH_RSSI_DUMMY_MARKER 127 |
| db86f07e LR |
31 | #define ATH_RSSI_LPF_LEN 10 |
| 32 | #define RSSI_LPF_THRESHOLD -20 | |
| 33 | #define ATH_RSSI_EP_MULTIPLIER (1<<7) | |
| 34 | #define ATH_EP_MUL(x, mul) ((x) * (mul)) | |
| 35 | #define ATH_RSSI_IN(x) (ATH_EP_MUL((x), ATH_RSSI_EP_MULTIPLIER)) | |
| 36 | #define ATH_LPF_RSSI(x, y, len) \ | |
| 37 | ((x != ATH_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y)) | |
| 38 | #define ATH_RSSI_LPF(x, y) do { \ | |
| 39 | if ((y) >= RSSI_LPF_THRESHOLD) \ | |
| 40 | x = ATH_LPF_RSSI((x), ATH_RSSI_IN((y)), ATH_RSSI_LPF_LEN); \ | |
| 41 | } while (0) | |
| 42 | #define ATH_EP_RND(x, mul) \ | |
| 4ba910db | 43 | (((x) + ((mul)/2)) / (mul)) |
| db86f07e | 44 | |
| fb9987d0 | 45 | int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb); |
| 2297f1c7 FF |
46 | struct ath9k_channel *ath9k_cmn_get_channel(struct ieee80211_hw *hw, |
| 47 | struct ath_hw *ah, | |
| 48 | struct cfg80211_chan_def *chandef); | |
| 61389f3e | 49 | int ath9k_cmn_count_streams(unsigned int chainmask, int max); |
| d99eeb87 VN |
50 | void ath9k_cmn_btcoex_bt_stomp(struct ath_common *common, |
| 51 | enum ath_stomp_type stomp_type); | |
| 5048e8c3 RM |
52 | void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow, |
| 53 | u16 new_txpow, u16 *txpower); | |
| f82b4bde | 54 | void ath9k_cmn_init_crypto(struct ath_hw *ah); |