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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/common.h')
-rw-r--r--drivers/net/wireless/ath/ath9k/common.h92
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/common.h b/drivers/net/wireless/ath/ath9k/common.h
new file mode 100644
index 0000000..f0ab6f9
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/common.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2009-2011 Atheros Communications Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <net/mac80211.h>
+
+#include "../ath.h"
+
+#include "hw.h"
+#include "hw-ops.h"
+
+#include "common-init.h"
+#include "common-beacon.h"
+#include "common-debug.h"
+#include "common-spectral.h"
+
+/* Common header for Atheros 802.11n base driver cores */
+
+#define WME_BA_BMP_SIZE 64
+#define WME_MAX_BA WME_BA_BMP_SIZE
+#define ATH_TID_MAX_BUFS (2 * WME_MAX_BA)
+
+#define ATH_RSSI_DUMMY_MARKER 127
+#define ATH_RSSI_LPF_LEN 10
+#define RSSI_LPF_THRESHOLD -20
+#define ATH_RSSI_EP_MULTIPLIER (1<<7)
+#define ATH_EP_MUL(x, mul) ((x) * (mul))
+#define ATH_RSSI_IN(x) (ATH_EP_MUL((x), ATH_RSSI_EP_MULTIPLIER))
+#define ATH_LPF_RSSI(x, y, len) \
+ ((x != ATH_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y))
+#define ATH_RSSI_LPF(x, y) do { \
+ if ((y) >= RSSI_LPF_THRESHOLD) \
+ x = ATH_LPF_RSSI((x), ATH_RSSI_IN((y)), ATH_RSSI_LPF_LEN); \
+} while (0)
+#define ATH_EP_RND(x, mul) \
+ (((x) + ((mul)/2)) / (mul))
+
+#define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024)
+
+struct ath_beacon_config {
+ struct ieee80211_vif *main_vif;
+ int beacon_interval;
+ u16 dtim_period;
+ u16 bmiss_timeout;
+ u8 dtim_count;
+ u8 enable_beacon;
+ bool ibss_creator;
+ u32 nexttbtt;
+ u32 intval;
+};
+
+bool ath9k_cmn_rx_accept(struct ath_common *common,
+ struct ieee80211_hdr *hdr,
+ struct ieee80211_rx_status *rxs,
+ struct ath_rx_status *rx_stats,
+ bool *decrypt_error,
+ unsigned int rxfilter);
+void ath9k_cmn_rx_skb_postprocess(struct ath_common *common,
+ struct sk_buff *skb,
+ struct ath_rx_status *rx_stats,
+ struct ieee80211_rx_status *rxs,
+ bool decrypt_error);
+int ath9k_cmn_process_rate(struct ath_common *common,
+ struct ieee80211_hw *hw,
+ struct ath_rx_status *rx_stats,
+ struct ieee80211_rx_status *rxs);
+void ath9k_cmn_process_rssi(struct ath_common *common,
+ struct ieee80211_hw *hw,
+ struct ath_rx_status *rx_stats,
+ struct ieee80211_rx_status *rxs);
+int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb);
+struct ath9k_channel *ath9k_cmn_get_channel(struct ieee80211_hw *hw,
+ struct ath_hw *ah,
+ struct cfg80211_chan_def *chandef);
+int ath9k_cmn_count_streams(unsigned int chainmask, int max);
+void ath9k_cmn_btcoex_bt_stomp(struct ath_common *common,
+ enum ath_stomp_type stomp_type);
+void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow,
+ u16 new_txpow, u16 *txpower);
+void ath9k_cmn_init_crypto(struct ath_hw *ah);