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1/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
25 * in the file called LICENSE.GPL.
26 *
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
33 * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 *
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
43 * notice, this list of conditions and the following disclaimer in
44 * the documentation and/or other materials provided with the
45 * distribution.
46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
61 *****************************************************************************/
62
63#ifndef __iwl_4965_h__
64#define __iwl_4965_h__
65
66#include "iwl-dev.h"
67
68/* configuration for the _4965 devices */
69extern struct iwl_cfg iwl4965_cfg;
70
71extern struct iwl_mod_params iwl4965_mod_params;
72
73extern struct ieee80211_ops iwl4965_hw_ops;
74
75/* tx queue */
76void iwl4965_free_tfds_in_queue(struct iwl_priv *priv,
77 int sta_id, int tid, int freed);
78
79/* RXON */
80void iwl4965_set_rxon_chain(struct iwl_priv *priv,
81 struct iwl_rxon_context *ctx);
82
83/* uCode */
84int iwl4965_verify_ucode(struct iwl_priv *priv);
85
86/* lib */
87void iwl4965_check_abort_status(struct iwl_priv *priv,
88 u8 frame_count, u32 status);
89
90void iwl4965_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
91int iwl4965_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
92int iwl4965_hw_nic_init(struct iwl_priv *priv);
93int iwl4965_dump_fh(struct iwl_priv *priv, char **buf, bool display);
94
95/* rx */
96void iwl4965_rx_queue_restock(struct iwl_priv *priv);
97void iwl4965_rx_replenish(struct iwl_priv *priv);
98void iwl4965_rx_replenish_now(struct iwl_priv *priv);
99void iwl4965_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
100int iwl4965_rxq_stop(struct iwl_priv *priv);
101int iwl4965_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
102void iwl4965_rx_reply_rx(struct iwl_priv *priv,
103 struct iwl_rx_mem_buffer *rxb);
104void iwl4965_rx_reply_rx_phy(struct iwl_priv *priv,
105 struct iwl_rx_mem_buffer *rxb);
106void iwl4965_rx_handle(struct iwl_priv *priv);
107
108/* tx */
109void iwl4965_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
110int iwl4965_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv,
111 struct iwl_tx_queue *txq,
112 dma_addr_t addr, u16 len, u8 reset, u8 pad);
113int iwl4965_hw_tx_queue_init(struct iwl_priv *priv,
114 struct iwl_tx_queue *txq);
115void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
116 struct ieee80211_tx_info *info);
117int iwl4965_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
118int iwl4965_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
119 struct ieee80211_sta *sta, u16 tid, u16 *ssn);
120int iwl4965_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
121 struct ieee80211_sta *sta, u16 tid);
122int iwl4965_txq_check_empty(struct iwl_priv *priv,
123 int sta_id, u8 tid, int txq_id);
124void iwl4965_rx_reply_compressed_ba(struct iwl_priv *priv,
125 struct iwl_rx_mem_buffer *rxb);
126int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
127void iwl4965_hw_txq_ctx_free(struct iwl_priv *priv);
128int iwl4965_txq_ctx_alloc(struct iwl_priv *priv);
129void iwl4965_txq_ctx_reset(struct iwl_priv *priv);
130void iwl4965_txq_ctx_stop(struct iwl_priv *priv);
131void iwl4965_txq_set_sched(struct iwl_priv *priv, u32 mask);
132
133/*
134 * Acquire priv->lock before calling this function !
135 */
136void iwl4965_set_wr_ptrs(struct iwl_priv *priv, int txq_id, u32 index);
137/**
138 * iwl4965_tx_queue_set_status - (optionally) start Tx/Cmd queue
139 * @tx_fifo_id: Tx DMA/FIFO channel (range 0-7) that the queue will feed
140 * @scd_retry: (1) Indicates queue will be used in aggregation mode
141 *
142 * NOTE: Acquire priv->lock before calling this function !
143 */
144void iwl4965_tx_queue_set_status(struct iwl_priv *priv,
145 struct iwl_tx_queue *txq,
146 int tx_fifo_id, int scd_retry);
147
148static inline u32 iwl4965_tx_status_to_mac80211(u32 status)
149{
150 status &= TX_STATUS_MSK;
151
152 switch (status) {
153 case TX_STATUS_SUCCESS:
154 case TX_STATUS_DIRECT_DONE:
155 return IEEE80211_TX_STAT_ACK;
156 case TX_STATUS_FAIL_DEST_PS:
157 return IEEE80211_TX_STAT_TX_FILTERED;
158 default:
159 return 0;
160 }
161}
162
163static inline bool iwl4965_is_tx_success(u32 status)
164{
165 status &= TX_STATUS_MSK;
166 return (status == TX_STATUS_SUCCESS) ||
167 (status == TX_STATUS_DIRECT_DONE);
168}
169
170u8 iwl4965_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
171
172/* rx */
173void iwl4965_rx_missed_beacon_notif(struct iwl_priv *priv,
174 struct iwl_rx_mem_buffer *rxb);
175bool iwl4965_good_plcp_health(struct iwl_priv *priv,
176 struct iwl_rx_packet *pkt);
177void iwl4965_rx_statistics(struct iwl_priv *priv,
178 struct iwl_rx_mem_buffer *rxb);
179void iwl4965_reply_statistics(struct iwl_priv *priv,
180 struct iwl_rx_mem_buffer *rxb);
181
182/* scan */
183int iwl4965_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif);
184
185/* station mgmt */
186int iwl4965_manage_ibss_station(struct iwl_priv *priv,
187 struct ieee80211_vif *vif, bool add);
188
189/* hcmd */
190int iwl4965_send_beacon_cmd(struct iwl_priv *priv);
191
192#ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
193const char *iwl4965_get_tx_fail_reason(u32 status);
194#else
195static inline const char *
196iwl4965_get_tx_fail_reason(u32 status) { return ""; }
197#endif
198
199/* station management */
200int iwl4965_alloc_bcast_station(struct iwl_priv *priv,
201 struct iwl_rxon_context *ctx);
202int iwl4965_add_bssid_station(struct iwl_priv *priv,
203 struct iwl_rxon_context *ctx,
204 const u8 *addr, u8 *sta_id_r);
205int iwl4965_remove_default_wep_key(struct iwl_priv *priv,
206 struct iwl_rxon_context *ctx,
207 struct ieee80211_key_conf *key);
208int iwl4965_set_default_wep_key(struct iwl_priv *priv,
209 struct iwl_rxon_context *ctx,
210 struct ieee80211_key_conf *key);
211int iwl4965_restore_default_wep_keys(struct iwl_priv *priv,
212 struct iwl_rxon_context *ctx);
213int iwl4965_set_dynamic_key(struct iwl_priv *priv,
214 struct iwl_rxon_context *ctx,
215 struct ieee80211_key_conf *key, u8 sta_id);
216int iwl4965_remove_dynamic_key(struct iwl_priv *priv,
217 struct iwl_rxon_context *ctx,
218 struct ieee80211_key_conf *key, u8 sta_id);
219void iwl4965_update_tkip_key(struct iwl_priv *priv,
220 struct iwl_rxon_context *ctx,
221 struct ieee80211_key_conf *keyconf,
222 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
223int iwl4965_sta_tx_modify_enable_tid(struct iwl_priv *priv,
224 int sta_id, int tid);
225int iwl4965_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
226 int tid, u16 ssn);
227int iwl4965_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
228 int tid);
229void iwl4965_sta_modify_sleep_tx_count(struct iwl_priv *priv,
230 int sta_id, int cnt);
231int iwl4965_update_bcast_stations(struct iwl_priv *priv);
232
233/* rate */
234static inline u32 iwl4965_ant_idx_to_flags(u8 ant_idx)
235{
236 return BIT(ant_idx) << RATE_MCS_ANT_POS;
237}
238
239static inline u8 iwl4965_hw_get_rate(__le32 rate_n_flags)
240{
241 return le32_to_cpu(rate_n_flags) & 0xFF;
242}
243
244static inline __le32 iwl4965_hw_set_rate_n_flags(u8 rate, u32 flags)
245{
246 return cpu_to_le32(flags|(u32)rate);
247}
248
249/* eeprom */
250void iwl4965_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac);
251int iwl4965_eeprom_acquire_semaphore(struct iwl_priv *priv);
252void iwl4965_eeprom_release_semaphore(struct iwl_priv *priv);
253int iwl4965_eeprom_check_version(struct iwl_priv *priv);
254
255/* mac80211 handlers (for 4965) */
256void iwl4965_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
257int iwl4965_mac_start(struct ieee80211_hw *hw);
258void iwl4965_mac_stop(struct ieee80211_hw *hw);
259void iwl4965_configure_filter(struct ieee80211_hw *hw,
260 unsigned int changed_flags,
261 unsigned int *total_flags,
262 u64 multicast);
263int iwl4965_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
264 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
265 struct ieee80211_key_conf *key);
266void iwl4965_mac_update_tkip_key(struct ieee80211_hw *hw,
267 struct ieee80211_vif *vif,
268 struct ieee80211_key_conf *keyconf,
269 struct ieee80211_sta *sta,
270 u32 iv32, u16 *phase1key);
271int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw,
272 struct ieee80211_vif *vif,
273 enum ieee80211_ampdu_mlme_action action,
274 struct ieee80211_sta *sta, u16 tid, u16 *ssn,
275 u8 buf_size);
276int iwl4965_mac_sta_add(struct ieee80211_hw *hw,
277 struct ieee80211_vif *vif,
278 struct ieee80211_sta *sta);
279void iwl4965_mac_channel_switch(struct ieee80211_hw *hw,
280 struct ieee80211_channel_switch *ch_switch);
281
282#endif /* __iwl_4965_h__ */
generated by cgit v1.2.2 (git 2.25.0) at 2025-04-11 23:00:26 -0400