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-rw-r--r--drivers/net/wireless/ath/ath6kl/common.h180
1 files changed, 180 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/common.h b/drivers/net/wireless/ath/ath6kl/common.h
new file mode 100644
index 00000000000..6b0d45642fe
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+++ b/drivers/net/wireless/ath/ath6kl/common.h
@@ -0,0 +1,180 @@
+/*
+ * Copyright (c) 2010-2011 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.
+ */
+
+#ifndef COMMON_H
+#define COMMON_H
+
+#include <linux/netdevice.h>
+
+#define ATH6KL_MAX_IE 256
+
+extern int ath6kl_printk(const char *level, const char *fmt, ...);
+
+#define A_CACHE_LINE_PAD 128
+
+/*
+ * Reflects the version of binary interface exposed by ATH6KL target
+ * firmware. Needs to be incremented by 1 for any change in the firmware
+ * that requires upgrade of the driver on the host side for the change to
+ * work correctly
+ */
+#define ATH6KL_ABI_VERSION 1
+
+#define SIGNAL_QUALITY_METRICS_NUM_MAX 2
+
+enum {
+ SIGNAL_QUALITY_METRICS_SNR = 0,
+ SIGNAL_QUALITY_METRICS_RSSI,
+ SIGNAL_QUALITY_METRICS_ALL,
+};
+
+/*
+ * Data Path
+ */
+
+#define WMI_MAX_TX_DATA_FRAME_LENGTH \
+ (1500 + sizeof(struct wmi_data_hdr) + \
+ sizeof(struct ethhdr) + \
+ sizeof(struct ath6kl_llc_snap_hdr))
+
+/* An AMSDU frame */ /* The MAX AMSDU length of AR6003 is 3839 */
+#define WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH \
+ (3840 + sizeof(struct wmi_data_hdr) + \
+ sizeof(struct ethhdr) + \
+ sizeof(struct ath6kl_llc_snap_hdr))
+
+#define EPPING_ALIGNMENT_PAD \
+ (((sizeof(struct htc_frame_hdr) + 3) & (~0x3)) \
+ - sizeof(struct htc_frame_hdr))
+
+struct ath6kl_llc_snap_hdr {
+ u8 dsap;
+ u8 ssap;
+ u8 cntl;
+ u8 org_code[3];
+ __be16 eth_type;
+} __packed;
+
+enum crypto_type {
+ NONE_CRYPT = 0x01,
+ WEP_CRYPT = 0x02,
+ TKIP_CRYPT = 0x04,
+ AES_CRYPT = 0x08,
+};
+
+#define ATH6KL_NODE_HASHSIZE 32
+/* simple hash is enough for variation of macaddr */
+#define ATH6KL_NODE_HASH(addr) \
+ (((const u8 *)(addr))[ETH_ALEN - 1] % \
+ ATH6KL_NODE_HASHSIZE)
+
+/*
+ * Table of ath6kl_node instances. Each ieee80211com
+ * has at least one for holding the scan candidates.
+ * When operating as an access point or in ibss mode there
+ * is a second table for associated stations or neighbors.
+ */
+struct ath6kl_node_table {
+ spinlock_t nt_nodelock; /* on node table */
+ struct bss *nt_node_first; /* information of all nodes */
+ struct bss *nt_node_last; /* information of all nodes */
+ struct bss *nt_hash[ATH6KL_NODE_HASHSIZE];
+ const char *nt_name; /* for debugging */
+ u32 nt_node_age; /* node aging time */
+};
+
+#define WLAN_NODE_INACT_TIMEOUT_MSEC 120000
+#define WLAN_NODE_INACT_CNT 4
+
+struct ath6kl_common_ie {
+ u16 ie_chan;
+ u8 *ie_tstamp;
+ u8 *ie_ssid;
+ u8 *ie_rates;
+ u8 *ie_xrates;
+ u8 *ie_country;
+ u8 *ie_wpa;
+ u8 *ie_rsn;
+ u8 *ie_wmm;
+ u8 *ie_ath;
+ u16 ie_capInfo;
+ u16 ie_beaconInt;
+ u8 *ie_tim;
+ u8 *ie_chswitch;
+ u8 ie_erp;
+ u8 *ie_wsc;
+ u8 *ie_htcap;
+ u8 *ie_htop;
+};
+
+struct bss {
+ u8 ni_macaddr[ETH_ALEN];
+ u8 ni_snr;
+ s16 ni_rssi;
+ struct bss *ni_list_next;
+ struct bss *ni_list_prev;
+ struct bss *ni_hash_next;
+ struct bss *ni_hash_prev;
+ struct ath6kl_common_ie ni_cie;
+ u8 *ni_buf;
+ u16 ni_framelen;
+ struct ath6kl_node_table *ni_table;
+ u32 ni_refcnt;
+
+ u32 ni_tstamp;
+ u32 ni_actcnt;
+};
+
+struct htc_endpoint_credit_dist;
+struct ath6kl;
+enum htc_credit_dist_reason;
+struct htc_credit_state_info;
+
+struct bss *wlan_node_alloc(int wh_size);
+void wlan_node_free(struct bss *ni);
+void wlan_setup_node(struct ath6kl_node_table *nt, struct bss *ni,
+ const u8 *mac_addr);
+struct bss *wlan_find_node(struct ath6kl_node_table *nt,
+ const u8 *mac_addr);
+void wlan_node_reclaim(struct ath6kl_node_table *nt, struct bss *ni);
+void wlan_free_allnodes(struct ath6kl_node_table *nt);
+void wlan_iterate_nodes(struct ath6kl_node_table *nt, void *arg);
+
+void wlan_node_table_init(struct ath6kl_node_table *nt);
+void wlan_node_table_cleanup(struct ath6kl_node_table *nt);
+
+void wlan_refresh_inactive_nodes(struct ath6kl *ar);
+
+struct bss *wlan_find_ssid_node(struct ath6kl_node_table *nt, u8 *ssid,
+ u32 ssid_len, bool is_wpa2, bool match_ssid);
+
+void wlan_node_return(struct ath6kl_node_table *nt, struct bss *ni);
+
+int ath6k_setup_credit_dist(void *htc_handle,
+ struct htc_credit_state_info *cred_info);
+void ath6k_credit_distribute(struct htc_credit_state_info *cred_inf,
+ struct list_head *epdist_list,
+ enum htc_credit_dist_reason reason);
+void ath6k_credit_init(struct htc_credit_state_info *cred_inf,
+ struct list_head *ep_list,
+ int tot_credits);
+void ath6k_seek_credits(struct htc_credit_state_info *cred_inf,
+ struct htc_endpoint_credit_dist *ep_dist);
+struct ath6kl *ath6kl_core_alloc(struct device *sdev);
+int ath6kl_core_init(struct ath6kl *ar);
+int ath6kl_unavail_ev(struct ath6kl *ar);
+struct sk_buff *ath6kl_buf_alloc(int size);
+#endif /* COMMON_H */