iwl-agn.h revision ca7966c88e44233fac113579071a6f55e00ef5ac
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.
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40 *  * Redistributions of source code must retain the above copyright
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48 *    from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
61 *****************************************************************************/
62
63#ifndef __iwl_agn_h__
64#define __iwl_agn_h__
65
66#include "iwl-dev.h"
67
68/* configuration for the _agn devices */
69extern struct iwl_cfg iwl5300_agn_cfg;
70extern struct iwl_cfg iwl5100_agn_cfg;
71extern struct iwl_cfg iwl5350_agn_cfg;
72extern struct iwl_cfg iwl5100_bgn_cfg;
73extern struct iwl_cfg iwl5100_abg_cfg;
74extern struct iwl_cfg iwl5150_agn_cfg;
75extern struct iwl_cfg iwl5150_abg_cfg;
76extern struct iwl_cfg iwl6005_2agn_cfg;
77extern struct iwl_cfg iwl6005_2abg_cfg;
78extern struct iwl_cfg iwl6005_2bg_cfg;
79extern struct iwl_cfg iwl1030_bgn_cfg;
80extern struct iwl_cfg iwl1030_bg_cfg;
81extern struct iwl_cfg iwl6030_2agn_cfg;
82extern struct iwl_cfg iwl6030_2abg_cfg;
83extern struct iwl_cfg iwl6030_2bgn_cfg;
84extern struct iwl_cfg iwl6030_2bg_cfg;
85extern struct iwl_cfg iwl6000i_2agn_cfg;
86extern struct iwl_cfg iwl6000i_2abg_cfg;
87extern struct iwl_cfg iwl6000i_2bg_cfg;
88extern struct iwl_cfg iwl6000_3agn_cfg;
89extern struct iwl_cfg iwl6050_2agn_cfg;
90extern struct iwl_cfg iwl6050_2abg_cfg;
91extern struct iwl_cfg iwl6150_bgn_cfg;
92extern struct iwl_cfg iwl1000_bgn_cfg;
93extern struct iwl_cfg iwl1000_bg_cfg;
94extern struct iwl_cfg iwl100_bgn_cfg;
95extern struct iwl_cfg iwl100_bg_cfg;
96extern struct iwl_cfg iwl130_bgn_cfg;
97extern struct iwl_cfg iwl130_bg_cfg;
98extern struct iwl_cfg iwl2000_2bgn_cfg;
99extern struct iwl_cfg iwl2000_2bg_cfg;
100extern struct iwl_cfg iwl2030_2bgn_cfg;
101extern struct iwl_cfg iwl2030_2bg_cfg;
102extern struct iwl_cfg iwl6035_2agn_cfg;
103extern struct iwl_cfg iwl6035_2abg_cfg;
104extern struct iwl_cfg iwl6035_2bg_cfg;
105extern struct iwl_cfg iwl200_bg_cfg;
106extern struct iwl_cfg iwl200_bgn_cfg;
107extern struct iwl_cfg iwl230_bg_cfg;
108extern struct iwl_cfg iwl230_bgn_cfg;
109
110extern struct iwl_mod_params iwlagn_mod_params;
111extern struct iwl_hcmd_ops iwlagn_hcmd;
112extern struct iwl_hcmd_ops iwlagn_bt_hcmd;
113extern struct iwl_hcmd_utils_ops iwlagn_hcmd_utils;
114
115extern struct ieee80211_ops iwlagn_hw_ops;
116
117int iwl_reset_ict(struct iwl_priv *priv);
118void iwl_disable_ict(struct iwl_priv *priv);
119int iwl_alloc_isr_ict(struct iwl_priv *priv);
120void iwl_free_isr_ict(struct iwl_priv *priv);
121irqreturn_t iwl_isr_ict(int irq, void *data);
122
123/* call this function to flush any scheduled tasklet */
124static inline void iwl_synchronize_irq(struct iwl_priv *priv)
125{
126	/* wait to make sure we flush pending tasklet*/
127	synchronize_irq(priv->pci_dev->irq);
128	tasklet_kill(&priv->irq_tasklet);
129}
130
131int iwl_prepare_card_hw(struct iwl_priv *priv);
132
133int iwlagn_start_device(struct iwl_priv *priv);
134void iwlagn_stop_device(struct iwl_priv *priv);
135
136/* tx queue */
137void iwlagn_set_wr_ptrs(struct iwl_priv *priv,
138		     int txq_id, u32 index);
139void iwlagn_tx_queue_set_status(struct iwl_priv *priv,
140			     struct iwl_tx_queue *txq,
141			     int tx_fifo_id, int scd_retry);
142void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
143				    struct iwl_tx_queue *txq,
144				    u16 byte_cnt);
145void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
146				   struct iwl_tx_queue *txq);
147void iwlagn_txq_set_sched(struct iwl_priv *priv, u32 mask);
148void iwl_free_tfds_in_queue(struct iwl_priv *priv,
149			    int sta_id, int tid, int freed);
150
151/* RXON */
152int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
153void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
154int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
155void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
156			     struct ieee80211_vif *vif,
157			     struct ieee80211_bss_conf *bss_conf,
158			     u32 changes);
159
160/* uCode */
161void iwlagn_rx_calib_result(struct iwl_priv *priv,
162			 struct iwl_rx_mem_buffer *rxb);
163int iwlagn_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
164void iwlagn_send_prio_tbl(struct iwl_priv *priv);
165int iwlagn_run_init_ucode(struct iwl_priv *priv);
166int iwlagn_load_ucode_wait_alive(struct iwl_priv *priv,
167				 struct fw_desc *inst_image,
168				 struct fw_desc *data_image,
169				 int subtype, int alternate_subtype);
170
171/* lib */
172void iwl_check_abort_status(struct iwl_priv *priv,
173			    u8 frame_count, u32 status);
174void iwlagn_rx_handler_setup(struct iwl_priv *priv);
175void iwlagn_setup_deferred_work(struct iwl_priv *priv);
176int iwlagn_hw_valid_rtc_data_addr(u32 addr);
177int iwlagn_send_tx_power(struct iwl_priv *priv);
178void iwlagn_temperature(struct iwl_priv *priv);
179u16 iwlagn_eeprom_calib_version(struct iwl_priv *priv);
180const u8 *iwlagn_eeprom_query_addr(const struct iwl_priv *priv,
181				   size_t offset);
182void iwlagn_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
183int iwlagn_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
184int iwlagn_hw_nic_init(struct iwl_priv *priv);
185int iwlagn_wait_tx_queue_empty(struct iwl_priv *priv);
186int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
187void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
188
189/* rx */
190void iwlagn_rx_queue_restock(struct iwl_priv *priv);
191void iwlagn_rx_allocate(struct iwl_priv *priv, gfp_t priority);
192void iwlagn_rx_replenish(struct iwl_priv *priv);
193void iwlagn_rx_replenish_now(struct iwl_priv *priv);
194void iwlagn_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
195int iwlagn_rxq_stop(struct iwl_priv *priv);
196int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
197void iwl_setup_rx_handlers(struct iwl_priv *priv);
198
199/* tx */
200void iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
201int iwl_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv,
202				 struct iwl_tx_queue *txq,
203				 dma_addr_t addr, u16 len, u8 reset, u8 pad);
204int iwl_hw_tx_queue_init(struct iwl_priv *priv,
205			 struct iwl_tx_queue *txq);
206void iwlagn_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
207			      struct ieee80211_tx_info *info);
208int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
209int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
210			struct ieee80211_sta *sta, u16 tid, u16 *ssn);
211int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
212		       struct ieee80211_sta *sta, u16 tid);
213void iwlagn_txq_agg_queue_setup(struct iwl_priv *priv,
214				struct ieee80211_sta *sta,
215				int tid, int frame_limit);
216int iwlagn_txq_check_empty(struct iwl_priv *priv,
217			   int sta_id, u8 tid, int txq_id);
218void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
219				struct iwl_rx_mem_buffer *rxb);
220int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
221void iwlagn_hw_txq_ctx_free(struct iwl_priv *priv);
222int iwlagn_txq_ctx_alloc(struct iwl_priv *priv);
223void iwlagn_txq_ctx_reset(struct iwl_priv *priv);
224void iwlagn_txq_ctx_stop(struct iwl_priv *priv);
225
226static inline u32 iwl_tx_status_to_mac80211(u32 status)
227{
228	status &= TX_STATUS_MSK;
229
230	switch (status) {
231	case TX_STATUS_SUCCESS:
232	case TX_STATUS_DIRECT_DONE:
233		return IEEE80211_TX_STAT_ACK;
234	case TX_STATUS_FAIL_DEST_PS:
235	case TX_STATUS_FAIL_PASSIVE_NO_RX:
236		return IEEE80211_TX_STAT_TX_FILTERED;
237	default:
238		return 0;
239	}
240}
241
242static inline bool iwl_is_tx_success(u32 status)
243{
244	status &= TX_STATUS_MSK;
245	return (status == TX_STATUS_SUCCESS) ||
246	       (status == TX_STATUS_DIRECT_DONE);
247}
248
249u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
250
251/* scan */
252int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif);
253void iwlagn_post_scan(struct iwl_priv *priv);
254
255/* station mgmt */
256int iwlagn_manage_ibss_station(struct iwl_priv *priv,
257			       struct ieee80211_vif *vif, bool add);
258
259/* hcmd */
260int iwlagn_send_rxon_assoc(struct iwl_priv *priv,
261			   struct iwl_rxon_context *ctx);
262int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant);
263int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
264
265/* bt coex */
266void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
267void iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
268				  struct iwl_rx_mem_buffer *rxb);
269void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
270void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
271void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
272
273#ifdef CONFIG_IWLWIFI_DEBUG
274const char *iwl_get_tx_fail_reason(u32 status);
275const char *iwl_get_agg_tx_fail_reason(u16 status);
276#else
277static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
278static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
279#endif
280
281/* station management */
282int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
283			       struct iwl_rxon_context *ctx);
284int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
285			     const u8 *addr, u8 *sta_id_r);
286int iwl_remove_default_wep_key(struct iwl_priv *priv,
287			       struct iwl_rxon_context *ctx,
288			       struct ieee80211_key_conf *key);
289int iwl_set_default_wep_key(struct iwl_priv *priv,
290			    struct iwl_rxon_context *ctx,
291			    struct ieee80211_key_conf *key);
292int iwl_restore_default_wep_keys(struct iwl_priv *priv,
293				 struct iwl_rxon_context *ctx);
294int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
295			struct ieee80211_key_conf *key, u8 sta_id);
296int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
297			   struct ieee80211_key_conf *key, u8 sta_id);
298void iwl_update_tkip_key(struct iwl_priv *priv,
299			 struct iwl_rxon_context *ctx,
300			 struct ieee80211_key_conf *keyconf,
301			 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
302int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
303int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
304			 int tid, u16 ssn);
305int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
306			int tid);
307void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
308int iwl_update_bcast_stations(struct iwl_priv *priv);
309void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
310			   struct ieee80211_vif *vif,
311			   enum sta_notify_cmd cmd,
312			   struct ieee80211_sta *sta);
313
314/* rate */
315static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
316{
317	return BIT(ant_idx) << RATE_MCS_ANT_POS;
318}
319
320static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
321{
322	return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
323}
324
325static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
326{
327	return cpu_to_le32(flags|(u32)rate);
328}
329
330/* eeprom */
331void iwlcore_eeprom_enhanced_txpower(struct iwl_priv *priv);
332void iwl_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac);
333int iwlcore_eeprom_acquire_semaphore(struct iwl_priv *priv);
334void iwlcore_eeprom_release_semaphore(struct iwl_priv *priv);
335
336/* notification wait support */
337void __acquires(wait_entry)
338iwlagn_init_notification_wait(struct iwl_priv *priv,
339			      struct iwl_notification_wait *wait_entry,
340			      u8 cmd,
341			      void (*fn)(struct iwl_priv *priv,
342					 struct iwl_rx_packet *pkt,
343					 void *data),
344			      void *fn_data);
345int __must_check __releases(wait_entry)
346iwlagn_wait_notification(struct iwl_priv *priv,
347			 struct iwl_notification_wait *wait_entry,
348			 unsigned long timeout);
349void __releases(wait_entry)
350iwlagn_remove_notification(struct iwl_priv *priv,
351			   struct iwl_notification_wait *wait_entry);
352
353#endif /* __iwl_agn_h__ */
354