diff options
author | Zhu Yi <yi.zhu@intel.com> | 2007-09-25 20:54:57 -0400 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 19:51:39 -0400 |
commit | b481de9ca074528fe8c429604e2777db8b89806a (patch) | |
tree | cf226646d73c56af843e8a656a296905ad6df179 /drivers/net/wireless/iwlwifi/iwl-3945-rs.h | |
parent | 75388acd0cd827dc1498043daa7d1c760902cd67 (diff) |
[IWLWIFI]: add iwlwifi wireless drivers
This patch adds the mac80211 based wireless drivers for the Intel
PRO/Wireless 3945ABG/BG Network Connection and Intel Wireless WiFi
Link AGN (4965) adapters.
[ Move driver into it's own directory -DaveM ]
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-3945-rs.h')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-3945-rs.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-rs.h b/drivers/net/wireless/iwlwifi/iwl-3945-rs.h new file mode 100644 index 000000000000..b926738e0ea1 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.h | |||
@@ -0,0 +1,191 @@ | |||
1 | /****************************************************************************** | ||
2 | * | ||
3 | * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved. | ||
4 | * | ||
5 | * This program is free software; you can redistribute it and/or modify it | ||
6 | * under the terms of version 2 of the GNU General Public License as | ||
7 | * published by the Free Software Foundation. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, but WITHOUT | ||
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
12 | * more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License along with | ||
15 | * this program; if not, write to the Free Software Foundation, Inc., | ||
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA | ||
17 | * | ||
18 | * The full GNU General Public License is included in this distribution in the | ||
19 | * file called LICENSE. | ||
20 | * | ||
21 | * Contact Information: | ||
22 | * James P. Ketrenos <ipw2100-admin@linux.intel.com> | ||
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | ||
24 | * | ||
25 | *****************************************************************************/ | ||
26 | |||
27 | #ifndef __iwl_3945_rs_h__ | ||
28 | #define __iwl_3945_rs_h__ | ||
29 | |||
30 | struct iwl_rate_info { | ||
31 | u8 plcp; | ||
32 | u8 ieee; | ||
33 | u8 prev_ieee; /* previous rate in IEEE speeds */ | ||
34 | u8 next_ieee; /* next rate in IEEE speeds */ | ||
35 | u8 prev_rs; /* previous rate used in rs algo */ | ||
36 | u8 next_rs; /* next rate used in rs algo */ | ||
37 | u8 prev_rs_tgg; /* previous rate used in TGG rs algo */ | ||
38 | u8 next_rs_tgg; /* next rate used in TGG rs algo */ | ||
39 | }; | ||
40 | |||
41 | enum { | ||
42 | IWL_RATE_6M_INDEX = 0, | ||
43 | IWL_RATE_9M_INDEX, | ||
44 | IWL_RATE_12M_INDEX, | ||
45 | IWL_RATE_18M_INDEX, | ||
46 | IWL_RATE_24M_INDEX, | ||
47 | IWL_RATE_36M_INDEX, | ||
48 | IWL_RATE_48M_INDEX, | ||
49 | IWL_RATE_54M_INDEX, | ||
50 | IWL_RATE_1M_INDEX, | ||
51 | IWL_RATE_2M_INDEX, | ||
52 | IWL_RATE_5M_INDEX, | ||
53 | IWL_RATE_11M_INDEX, | ||
54 | IWL_RATE_COUNT, | ||
55 | IWL_RATE_INVM_INDEX, | ||
56 | IWL_RATE_INVALID = IWL_RATE_INVM_INDEX | ||
57 | }; | ||
58 | |||
59 | enum { | ||
60 | IWL_FIRST_OFDM_RATE = IWL_RATE_6M_INDEX, | ||
61 | IWL_LAST_OFDM_RATE = IWL_RATE_54M_INDEX, | ||
62 | IWL_FIRST_CCK_RATE = IWL_RATE_1M_INDEX, | ||
63 | IWL_LAST_CCK_RATE = IWL_RATE_11M_INDEX, | ||
64 | }; | ||
65 | |||
66 | /* #define vs. enum to keep from defaulting to 'large integer' */ | ||
67 | #define IWL_RATE_6M_MASK (1<<IWL_RATE_6M_INDEX) | ||
68 | #define IWL_RATE_9M_MASK (1<<IWL_RATE_9M_INDEX) | ||
69 | #define IWL_RATE_12M_MASK (1<<IWL_RATE_12M_INDEX) | ||
70 | #define IWL_RATE_18M_MASK (1<<IWL_RATE_18M_INDEX) | ||
71 | #define IWL_RATE_24M_MASK (1<<IWL_RATE_24M_INDEX) | ||
72 | #define IWL_RATE_36M_MASK (1<<IWL_RATE_36M_INDEX) | ||
73 | #define IWL_RATE_48M_MASK (1<<IWL_RATE_48M_INDEX) | ||
74 | #define IWL_RATE_54M_MASK (1<<IWL_RATE_54M_INDEX) | ||
75 | #define IWL_RATE_1M_MASK (1<<IWL_RATE_1M_INDEX) | ||
76 | #define IWL_RATE_2M_MASK (1<<IWL_RATE_2M_INDEX) | ||
77 | #define IWL_RATE_5M_MASK (1<<IWL_RATE_5M_INDEX) | ||
78 | #define IWL_RATE_11M_MASK (1<<IWL_RATE_11M_INDEX) | ||
79 | |||
80 | enum { | ||
81 | IWL_RATE_6M_PLCP = 13, | ||
82 | IWL_RATE_9M_PLCP = 15, | ||
83 | IWL_RATE_12M_PLCP = 5, | ||
84 | IWL_RATE_18M_PLCP = 7, | ||
85 | IWL_RATE_24M_PLCP = 9, | ||
86 | IWL_RATE_36M_PLCP = 11, | ||
87 | IWL_RATE_48M_PLCP = 1, | ||
88 | IWL_RATE_54M_PLCP = 3, | ||
89 | IWL_RATE_1M_PLCP = 10, | ||
90 | IWL_RATE_2M_PLCP = 20, | ||
91 | IWL_RATE_5M_PLCP = 55, | ||
92 | IWL_RATE_11M_PLCP = 110, | ||
93 | }; | ||
94 | |||
95 | enum { | ||
96 | IWL_RATE_6M_IEEE = 12, | ||
97 | IWL_RATE_9M_IEEE = 18, | ||
98 | IWL_RATE_12M_IEEE = 24, | ||
99 | IWL_RATE_18M_IEEE = 36, | ||
100 | IWL_RATE_24M_IEEE = 48, | ||
101 | IWL_RATE_36M_IEEE = 72, | ||
102 | IWL_RATE_48M_IEEE = 96, | ||
103 | IWL_RATE_54M_IEEE = 108, | ||
104 | IWL_RATE_1M_IEEE = 2, | ||
105 | IWL_RATE_2M_IEEE = 4, | ||
106 | IWL_RATE_5M_IEEE = 11, | ||
107 | IWL_RATE_11M_IEEE = 22, | ||
108 | }; | ||
109 | |||
110 | #define IWL_CCK_BASIC_RATES_MASK \ | ||
111 | (IWL_RATE_1M_MASK | \ | ||
112 | IWL_RATE_2M_MASK) | ||
113 | |||
114 | #define IWL_CCK_RATES_MASK \ | ||
115 | (IWL_BASIC_RATES_MASK | \ | ||
116 | IWL_RATE_5M_MASK | \ | ||
117 | IWL_RATE_11M_MASK) | ||
118 | |||
119 | #define IWL_OFDM_BASIC_RATES_MASK \ | ||
120 | (IWL_RATE_6M_MASK | \ | ||
121 | IWL_RATE_12M_MASK | \ | ||
122 | IWL_RATE_24M_MASK) | ||
123 | |||
124 | #define IWL_OFDM_RATES_MASK \ | ||
125 | (IWL_OFDM_BASIC_RATES_MASK | \ | ||
126 | IWL_RATE_9M_MASK | \ | ||
127 | IWL_RATE_18M_MASK | \ | ||
128 | IWL_RATE_36M_MASK | \ | ||
129 | IWL_RATE_48M_MASK | \ | ||
130 | IWL_RATE_54M_MASK) | ||
131 | |||
132 | #define IWL_BASIC_RATES_MASK \ | ||
133 | (IWL_OFDM_BASIC_RATES_MASK | \ | ||
134 | IWL_CCK_BASIC_RATES_MASK) | ||
135 | |||
136 | #define IWL_RATES_MASK ((1<<IWL_RATE_COUNT)-1) | ||
137 | |||
138 | #define IWL_INVALID_VALUE -1 | ||
139 | |||
140 | #define IWL_MIN_RSSI_VAL -100 | ||
141 | #define IWL_MAX_RSSI_VAL 0 | ||
142 | |||
143 | extern const struct iwl_rate_info iwl_rates[IWL_RATE_COUNT]; | ||
144 | |||
145 | static inline u8 iwl_get_prev_ieee_rate(u8 rate_index) | ||
146 | { | ||
147 | u8 rate = iwl_rates[rate_index].prev_ieee; | ||
148 | |||
149 | if (rate == IWL_RATE_INVALID) | ||
150 | rate = rate_index; | ||
151 | return rate; | ||
152 | } | ||
153 | |||
154 | /** | ||
155 | * iwl_fill_rs_info - Fill an output text buffer with the rate representation | ||
156 | * | ||
157 | * NOTE: This is provided as a quick mechanism for a user to visualize | ||
158 | * the performance of the rate control alogirthm and is not meant to be | ||
159 | * parsed software. | ||
160 | */ | ||
161 | extern int iwl_fill_rs_info(struct ieee80211_hw *, char *buf, u8 sta_id); | ||
162 | |||
163 | /** | ||
164 | * iwl_rate_scale_init - Initialize the rate scale table based on assoc info | ||
165 | * | ||
166 | * The specific througput table used is based on the type of network | ||
167 | * the associated with, including A, B, G, and G w/ TGG protection | ||
168 | */ | ||
169 | extern void iwl_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id); | ||
170 | |||
171 | /** | ||
172 | * iwl_rate_control_register - Register the rate control algorithm callbacks | ||
173 | * | ||
174 | * Since the rate control algorithm is hardware specific, there is no need | ||
175 | * or reason to place it as a stand alone module. The driver can call | ||
176 | * iwl_rate_control_register in order to register the rate control callbacks | ||
177 | * with the mac80211 subsystem. This should be performed prior to calling | ||
178 | * ieee80211_register_hw | ||
179 | * | ||
180 | */ | ||
181 | extern void iwl_rate_control_register(struct ieee80211_hw *hw); | ||
182 | |||
183 | /** | ||
184 | * iwl_rate_control_unregister - Unregister the rate control callbacks | ||
185 | * | ||
186 | * This should be called after calling ieee80211_unregister_hw, but before | ||
187 | * the driver is unloaded. | ||
188 | */ | ||
189 | extern void iwl_rate_control_unregister(struct ieee80211_hw *hw); | ||
190 | |||
191 | #endif | ||