iwlwifi: remove 4965 from rx_packet
[linux-2.6-block.git] / drivers / net / wireless / iwlwifi / iwl-core.h
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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 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 * Tomas Winkler <tomas.winkler@intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
33 * Copyright(c) 2005 - 2008 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_core_h__
64#define __iwl_core_h__
65
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66/************************
67 * forward declarations *
68 ************************/
69struct iwl_host_cmd;
70struct iwl_cmd;
71
72
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73#define IWLWIFI_VERSION "1.2.26k"
74#define DRV_COPYRIGHT "Copyright(c) 2003-2008 Intel Corporation"
75
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76#define IWL_PCI_DEVICE(dev, subdev, cfg) \
77 .vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \
78 .subvendor = PCI_ANY_ID, .subdevice = (subdev), \
79 .driver_data = (kernel_ulong_t)&(cfg)
80
81#define IWL_SKU_G 0x1
82#define IWL_SKU_A 0x2
83#define IWL_SKU_N 0x8
84
3c424c28 85struct iwl_hcmd_ops {
7e8c519e 86 int (*rxon_assoc)(struct iwl_priv *priv);
3c424c28 87};
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88struct iwl_hcmd_utils_ops {
89 int (*enqueue_hcmd)(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
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90#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB
91 void (*gain_computation)(struct iwl_priv *priv,
92 u32 *average_noise,
93 u16 min_average_noise_antennat_i,
94 u32 min_average_noise);
95 void (*chain_noise_reset)(struct iwl_priv *priv);
96#endif
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97};
98
6bc913bd 99struct iwl_lib_ops {
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100 /* set hw dependant perameters */
101 int (*set_hw_params)(struct iwl_priv *priv);
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102 /* ucode shared memory */
103 int (*alloc_shared_mem)(struct iwl_priv *priv);
104 void (*free_shared_mem)(struct iwl_priv *priv);
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105 void (*txq_update_byte_cnt_tbl)(struct iwl_priv *priv,
106 struct iwl4965_tx_queue *txq,
107 u16 byte_cnt);
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108 /* setup Rx handler */
109 void (*rx_handler_setup)(struct iwl_priv *priv);
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110 /* nic init */
111 int (*hw_nic_init)(struct iwl_priv *priv);
112 /* alive notification */
113 int (*alive_notify)(struct iwl_priv *priv);
114 /* check validity of rtc data address */
115 int (*is_valid_rtc_data_addr)(u32 addr);
116 /* 1st ucode load */
117 int (*load_ucode)(struct iwl_priv *priv);
118 /* rfkill */
119 void (*radio_kill_sw)(struct iwl_priv *priv, int disable_radio);
91238714 120 /* power management */
6f4083aa 121 struct {
91238714 122 int (*init)(struct iwl_priv *priv);
694cc56d 123 void (*config)(struct iwl_priv *priv);
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124 int (*set_pwr_src)(struct iwl_priv *priv, enum iwl_pwr_src src);
125 } apm_ops;
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126 /* power */
127 int (*set_power)(struct iwl_priv *priv, void *cmd);
128 void (*update_chain_flags)(struct iwl_priv *priv);
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129 /* eeprom operations (as defined in iwl-eeprom.h) */
130 struct iwl_eeprom_ops eeprom_ops;
131};
132
133struct iwl_ops {
134 const struct iwl_lib_ops *lib;
3c424c28 135 const struct iwl_hcmd_ops *hcmd;
857485c0 136 const struct iwl_hcmd_utils_ops *utils;
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137};
138
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139struct iwl_mod_params {
140 int disable; /* def: 0 = enable radio */
fcc76c6b 141 int sw_crypto; /* def: 0 = using hardware encryption */
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142 int debug; /* def: 0 = minimal debug log messages */
143 int disable_hw_scan; /* def: 0 = use h/w scan */
144 int num_of_queues; /* def: HW dependent */
145 int enable_qos; /* def: 1 = use quality of service */
146 int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
147 int antenna; /* def: 0 = both antennas (use diversity) */
148};
149
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150struct iwl_cfg {
151 const char *name;
152 const char *fw_name;
153 unsigned int sku;
073d3f5f 154 int eeprom_size;
6bc913bd 155 const struct iwl_ops *ops;
00acbc91 156 const struct iwl_mod_params *mod_params;
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157};
158
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159/***************************
160 * L i b *
161 ***************************/
162
163struct ieee80211_hw *iwl_alloc_all(struct iwl_cfg *cfg,
164 struct ieee80211_ops *hw_ops);
b661c819 165void iwl_hw_detect(struct iwl_priv *priv);
1d0a082d 166
bf85ea4f 167void iwlcore_clear_stations_table(struct iwl_priv *priv);
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168void iwl_reset_qos(struct iwl_priv *priv);
169void iwl_set_rxon_chain(struct iwl_priv *priv);
170int iwl_set_rxon_channel(struct iwl_priv *priv,
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171 enum ieee80211_band band,
172 u16 channel);
c7de35cd 173void iwlcore_free_geos(struct iwl_priv *priv);
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174int iwl_setup(struct iwl_priv *priv);
175
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176/*****************************************************
177* RX
178******************************************************/
179void iwl_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
180int iwl_rx_queue_alloc(struct iwl_priv *priv);
181void iwl_rx_handle(struct iwl_priv *priv);
182int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv,
183 struct iwl_rx_queue *q);
184void iwl_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
185void iwl_rx_replenish(struct iwl_priv *priv);
186/* FIXME: remove when TX is moved to iwl core */
187int iwl_rx_queue_restock(struct iwl_priv *priv);
188int iwl_rx_queue_space(const struct iwl_rx_queue *q);
189void iwl_rx_allocate(struct iwl_priv *priv);
190
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191/*****************************************************
192 * S e n d i n g H o s t C o m m a n d s *
193 *****************************************************/
194
195const char *get_cmd_string(u8 cmd);
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196int __must_check iwl_send_cmd_sync(struct iwl_priv *priv,
197 struct iwl_host_cmd *cmd);
857485c0 198int iwl_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
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199int __must_check iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id,
200 u16 len, const void *data);
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201int iwl_send_cmd_pdu_async(struct iwl_priv *priv, u8 id, u16 len,
202 const void *data,
203 int (*callback)(struct iwl_priv *priv,
204 struct iwl_cmd *cmd,
205 struct sk_buff *skb));
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206/*************** DRIVER STATUS FUNCTIONS *****/
207
208#define STATUS_HCMD_ACTIVE 0 /* host command in progress */
209#define STATUS_HCMD_SYNC_ACTIVE 1 /* sync host command in progress */
210#define STATUS_INT_ENABLED 2
211#define STATUS_RF_KILL_HW 3
212#define STATUS_RF_KILL_SW 4
213#define STATUS_INIT 5
214#define STATUS_ALIVE 6
215#define STATUS_READY 7
216#define STATUS_TEMPERATURE 8
217#define STATUS_GEO_CONFIGURED 9
218#define STATUS_EXIT_PENDING 10
219#define STATUS_IN_SUSPEND 11
220#define STATUS_STATISTICS 12
221#define STATUS_SCANNING 13
222#define STATUS_SCAN_ABORTING 14
223#define STATUS_SCAN_HW 15
224#define STATUS_POWER_PMI 16
225#define STATUS_FW_ERROR 17
226#define STATUS_CONF_PENDING 18
227
228
229static inline int iwl_is_ready(struct iwl_priv *priv)
230{
231 /* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
232 * set but EXIT_PENDING is not */
233 return test_bit(STATUS_READY, &priv->status) &&
234 test_bit(STATUS_GEO_CONFIGURED, &priv->status) &&
235 !test_bit(STATUS_EXIT_PENDING, &priv->status);
236}
237
238static inline int iwl_is_alive(struct iwl_priv *priv)
239{
240 return test_bit(STATUS_ALIVE, &priv->status);
241}
242
243static inline int iwl_is_init(struct iwl_priv *priv)
244{
245 return test_bit(STATUS_INIT, &priv->status);
246}
247
248static inline int iwl_is_rfkill(struct iwl_priv *priv)
249{
250 return test_bit(STATUS_RF_KILL_HW, &priv->status) ||
251 test_bit(STATUS_RF_KILL_SW, &priv->status);
252}
253
254static inline int iwl_is_ready_rf(struct iwl_priv *priv)
255{
256
257 if (iwl_is_rfkill(priv))
258 return 0;
259
260 return iwl_is_ready(priv);
261}
262
857485c0 263
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264enum iwlcore_card_notify {
265 IWLCORE_INIT_EVT = 0,
266 IWLCORE_START_EVT = 1,
267 IWLCORE_STOP_EVT = 2,
268 IWLCORE_REMOVE_EVT = 3,
269};
270
271int iwlcore_low_level_notify(struct iwl_priv *priv,
272 enum iwlcore_card_notify notify);
49ea8596 273extern int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags);
b0692f2f 274extern int iwl_verify_ucode(struct iwl_priv *priv);
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275int iwl_send_lq_cmd(struct iwl_priv *priv,
276 struct iwl_link_quality_cmd *lq, u8 flags);
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277
278static inline int iwl_send_rxon_assoc(struct iwl_priv *priv)
279{
280 return priv->cfg->ops->hcmd->rxon_assoc(priv);
281}
282
a55360e4 283
82b9a121 284#endif /* __iwl_core_h__ */