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[mirror_ubuntu-jammy-kernel.git] / drivers / net / wireless / ath5k / phy.c
1 /*
2 * PHY functions
3 *
4 * Copyright (c) 2004, 2005, 2006, 2007 Reyk Floeter <reyk@openbsd.org>
5 * Copyright (c) 2006, 2007 Nick Kossifidis <mickflemm@gmail.com>
6 * Copyright (c) 2007 Jiri Slaby <jirislaby@gmail.com>
7 *
8 * Permission to use, copy, modify, and distribute this software for any
9 * purpose with or without fee is hereby granted, provided that the above
10 * copyright notice and this permission notice appear in all copies.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 *
20 */
21
22 #include <linux/delay.h>
23
24 #include "ath5k.h"
25 #include "reg.h"
26 #include "base.h"
27
28 /* Struct to hold initial RF register values (RF Banks) */
29 struct ath5k_ini_rf {
30 u8 rf_bank; /* check out ath5k_reg.h */
31 u16 rf_register; /* register address */
32 u32 rf_value[5]; /* register value for different modes (above) */
33 };
34
35 /*
36 * Mode-specific RF Gain table (64bytes) for RF5111/5112
37 * (RF5110 only comes with AR5210 and only supports a/turbo a mode so initial
38 * RF Gain values are included in AR5K_AR5210_INI)
39 */
40 struct ath5k_ini_rfgain {
41 u16 rfg_register; /* RF Gain register address */
42 u32 rfg_value[2]; /* [freq (see below)] */
43 };
44
45 struct ath5k_gain_opt {
46 u32 go_default;
47 u32 go_steps_count;
48 const struct ath5k_gain_opt_step go_step[AR5K_GAIN_STEP_COUNT];
49 };
50
51 /* RF5111 mode-specific init registers */
52 static const struct ath5k_ini_rf rfregs_5111[] = {
53 { 0, 0x989c,
54 /* mode a/XR mode aTurbo mode b mode g mode gTurbo */
55 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
56 { 0, 0x989c,
57 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
58 { 0, 0x989c,
59 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
60 { 0, 0x989c,
61 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
62 { 0, 0x989c,
63 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
64 { 0, 0x989c,
65 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
66 { 0, 0x989c,
67 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
68 { 0, 0x989c,
69 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
70 { 0, 0x989c,
71 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
72 { 0, 0x989c,
73 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
74 { 0, 0x989c,
75 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
76 { 0, 0x989c,
77 { 0x00380000, 0x00380000, 0x00380000, 0x00380000, 0x00380000 } },
78 { 0, 0x989c,
79 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
80 { 0, 0x989c,
81 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
82 { 0, 0x989c,
83 { 0x00000000, 0x00000000, 0x000000c0, 0x00000080, 0x00000080 } },
84 { 0, 0x989c,
85 { 0x000400f9, 0x000400f9, 0x000400ff, 0x000400fd, 0x000400fd } },
86 { 0, 0x98d4,
87 { 0x00000000, 0x00000000, 0x00000004, 0x00000004, 0x00000004 } },
88 { 1, 0x98d4,
89 { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } },
90 { 2, 0x98d4,
91 { 0x00000010, 0x00000014, 0x00000010, 0x00000010, 0x00000014 } },
92 { 3, 0x98d8,
93 { 0x00601068, 0x00601068, 0x00601068, 0x00601068, 0x00601068 } },
94 { 6, 0x989c,
95 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
96 { 6, 0x989c,
97 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
98 { 6, 0x989c,
99 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
100 { 6, 0x989c,
101 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
102 { 6, 0x989c,
103 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
104 { 6, 0x989c,
105 { 0x10000000, 0x10000000, 0x10000000, 0x10000000, 0x10000000 } },
106 { 6, 0x989c,
107 { 0x04000000, 0x04000000, 0x04000000, 0x04000000, 0x04000000 } },
108 { 6, 0x989c,
109 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
110 { 6, 0x989c,
111 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
112 { 6, 0x989c,
113 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
114 { 6, 0x989c,
115 { 0x00000000, 0x00000000, 0x0a000000, 0x00000000, 0x00000000 } },
116 { 6, 0x989c,
117 { 0x003800c0, 0x00380080, 0x023800c0, 0x003800c0, 0x003800c0 } },
118 { 6, 0x989c,
119 { 0x00020006, 0x00020006, 0x00000006, 0x00020006, 0x00020006 } },
120 { 6, 0x989c,
121 { 0x00000089, 0x00000089, 0x00000089, 0x00000089, 0x00000089 } },
122 { 6, 0x989c,
123 { 0x000000a0, 0x000000a0, 0x000000a0, 0x000000a0, 0x000000a0 } },
124 { 6, 0x989c,
125 { 0x00040007, 0x00040007, 0x00040007, 0x00040007, 0x00040007 } },
126 { 6, 0x98d4,
127 { 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a } },
128 { 7, 0x989c,
129 { 0x00000040, 0x00000048, 0x00000040, 0x00000040, 0x00000040 } },
130 { 7, 0x989c,
131 { 0x00000010, 0x00000010, 0x00000010, 0x00000010, 0x00000010 } },
132 { 7, 0x989c,
133 { 0x00000008, 0x00000008, 0x00000008, 0x00000008, 0x00000008 } },
134 { 7, 0x989c,
135 { 0x0000004f, 0x0000004f, 0x0000004f, 0x0000004f, 0x0000004f } },
136 { 7, 0x989c,
137 { 0x000000f1, 0x000000f1, 0x00000061, 0x000000f1, 0x000000f1 } },
138 { 7, 0x989c,
139 { 0x0000904f, 0x0000904f, 0x0000904c, 0x0000904f, 0x0000904f } },
140 { 7, 0x989c,
141 { 0x0000125a, 0x0000125a, 0x0000129a, 0x0000125a, 0x0000125a } },
142 { 7, 0x98cc,
143 { 0x0000000e, 0x0000000e, 0x0000000f, 0x0000000e, 0x0000000e } },
144 };
145
146 /* Initial RF Gain settings for RF5111 */
147 static const struct ath5k_ini_rfgain rfgain_5111[] = {
148 /* 5Ghz 2Ghz */
149 { AR5K_RF_GAIN(0), { 0x000001a9, 0x00000000 } },
150 { AR5K_RF_GAIN(1), { 0x000001e9, 0x00000040 } },
151 { AR5K_RF_GAIN(2), { 0x00000029, 0x00000080 } },
152 { AR5K_RF_GAIN(3), { 0x00000069, 0x00000150 } },
153 { AR5K_RF_GAIN(4), { 0x00000199, 0x00000190 } },
154 { AR5K_RF_GAIN(5), { 0x000001d9, 0x000001d0 } },
155 { AR5K_RF_GAIN(6), { 0x00000019, 0x00000010 } },
156 { AR5K_RF_GAIN(7), { 0x00000059, 0x00000044 } },
157 { AR5K_RF_GAIN(8), { 0x00000099, 0x00000084 } },
158 { AR5K_RF_GAIN(9), { 0x000001a5, 0x00000148 } },
159 { AR5K_RF_GAIN(10), { 0x000001e5, 0x00000188 } },
160 { AR5K_RF_GAIN(11), { 0x00000025, 0x000001c8 } },
161 { AR5K_RF_GAIN(12), { 0x000001c8, 0x00000014 } },
162 { AR5K_RF_GAIN(13), { 0x00000008, 0x00000042 } },
163 { AR5K_RF_GAIN(14), { 0x00000048, 0x00000082 } },
164 { AR5K_RF_GAIN(15), { 0x00000088, 0x00000178 } },
165 { AR5K_RF_GAIN(16), { 0x00000198, 0x000001b8 } },
166 { AR5K_RF_GAIN(17), { 0x000001d8, 0x000001f8 } },
167 { AR5K_RF_GAIN(18), { 0x00000018, 0x00000012 } },
168 { AR5K_RF_GAIN(19), { 0x00000058, 0x00000052 } },
169 { AR5K_RF_GAIN(20), { 0x00000098, 0x00000092 } },
170 { AR5K_RF_GAIN(21), { 0x000001a4, 0x0000017c } },
171 { AR5K_RF_GAIN(22), { 0x000001e4, 0x000001bc } },
172 { AR5K_RF_GAIN(23), { 0x00000024, 0x000001fc } },
173 { AR5K_RF_GAIN(24), { 0x00000064, 0x0000000a } },
174 { AR5K_RF_GAIN(25), { 0x000000a4, 0x0000004a } },
175 { AR5K_RF_GAIN(26), { 0x000000e4, 0x0000008a } },
176 { AR5K_RF_GAIN(27), { 0x0000010a, 0x0000015a } },
177 { AR5K_RF_GAIN(28), { 0x0000014a, 0x0000019a } },
178 { AR5K_RF_GAIN(29), { 0x0000018a, 0x000001da } },
179 { AR5K_RF_GAIN(30), { 0x000001ca, 0x0000000e } },
180 { AR5K_RF_GAIN(31), { 0x0000000a, 0x0000004e } },
181 { AR5K_RF_GAIN(32), { 0x0000004a, 0x0000008e } },
182 { AR5K_RF_GAIN(33), { 0x0000008a, 0x0000015e } },
183 { AR5K_RF_GAIN(34), { 0x000001ba, 0x0000019e } },
184 { AR5K_RF_GAIN(35), { 0x000001fa, 0x000001de } },
185 { AR5K_RF_GAIN(36), { 0x0000003a, 0x00000009 } },
186 { AR5K_RF_GAIN(37), { 0x0000007a, 0x00000049 } },
187 { AR5K_RF_GAIN(38), { 0x00000186, 0x00000089 } },
188 { AR5K_RF_GAIN(39), { 0x000001c6, 0x00000179 } },
189 { AR5K_RF_GAIN(40), { 0x00000006, 0x000001b9 } },
190 { AR5K_RF_GAIN(41), { 0x00000046, 0x000001f9 } },
191 { AR5K_RF_GAIN(42), { 0x00000086, 0x00000039 } },
192 { AR5K_RF_GAIN(43), { 0x000000c6, 0x00000079 } },
193 { AR5K_RF_GAIN(44), { 0x000000c6, 0x000000b9 } },
194 { AR5K_RF_GAIN(45), { 0x000000c6, 0x000001bd } },
195 { AR5K_RF_GAIN(46), { 0x000000c6, 0x000001fd } },
196 { AR5K_RF_GAIN(47), { 0x000000c6, 0x0000003d } },
197 { AR5K_RF_GAIN(48), { 0x000000c6, 0x0000007d } },
198 { AR5K_RF_GAIN(49), { 0x000000c6, 0x000000bd } },
199 { AR5K_RF_GAIN(50), { 0x000000c6, 0x000000fd } },
200 { AR5K_RF_GAIN(51), { 0x000000c6, 0x000000fd } },
201 { AR5K_RF_GAIN(52), { 0x000000c6, 0x000000fd } },
202 { AR5K_RF_GAIN(53), { 0x000000c6, 0x000000fd } },
203 { AR5K_RF_GAIN(54), { 0x000000c6, 0x000000fd } },
204 { AR5K_RF_GAIN(55), { 0x000000c6, 0x000000fd } },
205 { AR5K_RF_GAIN(56), { 0x000000c6, 0x000000fd } },
206 { AR5K_RF_GAIN(57), { 0x000000c6, 0x000000fd } },
207 { AR5K_RF_GAIN(58), { 0x000000c6, 0x000000fd } },
208 { AR5K_RF_GAIN(59), { 0x000000c6, 0x000000fd } },
209 { AR5K_RF_GAIN(60), { 0x000000c6, 0x000000fd } },
210 { AR5K_RF_GAIN(61), { 0x000000c6, 0x000000fd } },
211 { AR5K_RF_GAIN(62), { 0x000000c6, 0x000000fd } },
212 { AR5K_RF_GAIN(63), { 0x000000c6, 0x000000fd } },
213 };
214
215 static const struct ath5k_gain_opt rfgain_opt_5111 = {
216 4,
217 9,
218 {
219 { { 4, 1, 1, 1 }, 6 },
220 { { 4, 0, 1, 1 }, 4 },
221 { { 3, 1, 1, 1 }, 3 },
222 { { 4, 0, 0, 1 }, 1 },
223 { { 4, 1, 1, 0 }, 0 },
224 { { 4, 0, 1, 0 }, -2 },
225 { { 3, 1, 1, 0 }, -3 },
226 { { 4, 0, 0, 0 }, -4 },
227 { { 2, 1, 1, 0 }, -6 }
228 }
229 };
230
231 /* RF5112 mode-specific init registers */
232 static const struct ath5k_ini_rf rfregs_5112[] = {
233 { 1, 0x98d4,
234 /* mode a/XR mode aTurbo mode b mode g mode gTurbo */
235 { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } },
236 { 2, 0x98d0,
237 { 0x03060408, 0x03070408, 0x03060408, 0x03060408, 0x03070408 } },
238 { 3, 0x98dc,
239 { 0x00a0c0c0, 0x00a0c0c0, 0x00e0c0c0, 0x00e0c0c0, 0x00e0c0c0 } },
240 { 6, 0x989c,
241 { 0x00a00000, 0x00a00000, 0x00a00000, 0x00a00000, 0x00a00000 } },
242 { 6, 0x989c,
243 { 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000 } },
244 { 6, 0x989c,
245 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
246 { 6, 0x989c,
247 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
248 { 6, 0x989c,
249 { 0x00660000, 0x00660000, 0x00660000, 0x00660000, 0x00660000 } },
250 { 6, 0x989c,
251 { 0x00db0000, 0x00db0000, 0x00db0000, 0x00db0000, 0x00db0000 } },
252 { 6, 0x989c,
253 { 0x00f10000, 0x00f10000, 0x00f10000, 0x00f10000, 0x00f10000 } },
254 { 6, 0x989c,
255 { 0x00120000, 0x00120000, 0x00120000, 0x00120000, 0x00120000 } },
256 { 6, 0x989c,
257 { 0x00120000, 0x00120000, 0x00120000, 0x00120000, 0x00120000 } },
258 { 6, 0x989c,
259 { 0x00730000, 0x00730000, 0x00730000, 0x00730000, 0x00730000 } },
260 { 6, 0x989c,
261 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
262 { 6, 0x989c,
263 { 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000 } },
264 { 6, 0x989c,
265 { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
266 { 6, 0x989c,
267 { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
268 { 6, 0x989c,
269 { 0x008b0000, 0x008b0000, 0x008b0000, 0x008b0000, 0x008b0000 } },
270 { 6, 0x989c,
271 { 0x00600000, 0x00600000, 0x00600000, 0x00600000, 0x00600000 } },
272 { 6, 0x989c,
273 { 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000 } },
274 { 6, 0x989c,
275 { 0x00840000, 0x00840000, 0x00840000, 0x00840000, 0x00840000 } },
276 { 6, 0x989c,
277 { 0x00640000, 0x00640000, 0x00640000, 0x00640000, 0x00640000 } },
278 { 6, 0x989c,
279 { 0x00200000, 0x00200000, 0x00200000, 0x00200000, 0x00200000 } },
280 { 6, 0x989c,
281 { 0x00240000, 0x00240000, 0x00240000, 0x00240000, 0x00240000 } },
282 { 6, 0x989c,
283 { 0x00250000, 0x00250000, 0x00250000, 0x00250000, 0x00250000 } },
284 { 6, 0x989c,
285 { 0x00110000, 0x00110000, 0x00110000, 0x00110000, 0x00110000 } },
286 { 6, 0x989c,
287 { 0x00110000, 0x00110000, 0x00110000, 0x00110000, 0x00110000 } },
288 { 6, 0x989c,
289 { 0x00510000, 0x00510000, 0x00510000, 0x00510000, 0x00510000 } },
290 { 6, 0x989c,
291 { 0x1c040000, 0x1c040000, 0x1c040000, 0x1c040000, 0x1c040000 } },
292 { 6, 0x989c,
293 { 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000 } },
294 { 6, 0x989c,
295 { 0x00a10000, 0x00a10000, 0x00a10000, 0x00a10000, 0x00a10000 } },
296 { 6, 0x989c,
297 { 0x00400000, 0x00400000, 0x00400000, 0x00400000, 0x00400000 } },
298 { 6, 0x989c,
299 { 0x03090000, 0x03090000, 0x03090000, 0x03090000, 0x03090000 } },
300 { 6, 0x989c,
301 { 0x06000000, 0x06000000, 0x06000000, 0x06000000, 0x06000000 } },
302 { 6, 0x989c,
303 { 0x000000b0, 0x000000b0, 0x000000a8, 0x000000a8, 0x000000a8 } },
304 { 6, 0x989c,
305 { 0x0000002e, 0x0000002e, 0x0000002e, 0x0000002e, 0x0000002e } },
306 { 6, 0x989c,
307 { 0x006c4a41, 0x006c4a41, 0x006c4af1, 0x006c4a61, 0x006c4a61 } },
308 { 6, 0x989c,
309 { 0x0050892a, 0x0050892a, 0x0050892b, 0x0050892b, 0x0050892b } },
310 { 6, 0x989c,
311 { 0x00842400, 0x00842400, 0x00842400, 0x00842400, 0x00842400 } },
312 { 6, 0x989c,
313 { 0x00c69200, 0x00c69200, 0x00c69200, 0x00c69200, 0x00c69200 } },
314 { 6, 0x98d0,
315 { 0x0002000c, 0x0002000c, 0x0002000c, 0x0002000c, 0x0002000c } },
316 { 7, 0x989c,
317 { 0x00000094, 0x00000094, 0x00000094, 0x00000094, 0x00000094 } },
318 { 7, 0x989c,
319 { 0x00000091, 0x00000091, 0x00000091, 0x00000091, 0x00000091 } },
320 { 7, 0x989c,
321 { 0x0000000a, 0x0000000a, 0x00000012, 0x00000012, 0x00000012 } },
322 { 7, 0x989c,
323 { 0x00000080, 0x00000080, 0x00000080, 0x00000080, 0x00000080 } },
324 { 7, 0x989c,
325 { 0x000000c1, 0x000000c1, 0x000000c1, 0x000000c1, 0x000000c1 } },
326 { 7, 0x989c,
327 { 0x00000060, 0x00000060, 0x00000060, 0x00000060, 0x00000060 } },
328 { 7, 0x989c,
329 { 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0 } },
330 { 7, 0x989c,
331 { 0x00000022, 0x00000022, 0x00000022, 0x00000022, 0x00000022 } },
332 { 7, 0x989c,
333 { 0x00000092, 0x00000092, 0x00000092, 0x00000092, 0x00000092 } },
334 { 7, 0x989c,
335 { 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4 } },
336 { 7, 0x989c,
337 { 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc } },
338 { 7, 0x989c,
339 { 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c } },
340 { 7, 0x98c4,
341 { 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003 } },
342 };
343
344 /* RF5112A mode-specific init registers */
345 static const struct ath5k_ini_rf rfregs_5112a[] = {
346 { 1, 0x98d4,
347 /* mode a/XR mode aTurbo mode b mode g mode gTurbo */
348 { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } },
349 { 2, 0x98d0,
350 { 0x03060408, 0x03070408, 0x03060408, 0x03060408, 0x03070408 } },
351 { 3, 0x98dc,
352 { 0x00a0c0c0, 0x00a0c0c0, 0x00e0c0c0, 0x00e0c0c0, 0x00e0c0c0 } },
353 { 6, 0x989c,
354 { 0x0f000000, 0x0f000000, 0x0f000000, 0x0f000000, 0x0f000000 } },
355 { 6, 0x989c,
356 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
357 { 6, 0x989c,
358 { 0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000 } },
359 { 6, 0x989c,
360 { 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000 } },
361 { 6, 0x989c,
362 { 0x00010000, 0x00010000, 0x00010000, 0x00010000, 0x00010000 } },
363 { 6, 0x989c,
364 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
365 { 6, 0x989c,
366 { 0x00180000, 0x00180000, 0x00180000, 0x00180000, 0x00180000 } },
367 { 6, 0x989c,
368 { 0x00600000, 0x00600000, 0x006e0000, 0x006e0000, 0x006e0000 } },
369 { 6, 0x989c,
370 { 0x00c70000, 0x00c70000, 0x00c70000, 0x00c70000, 0x00c70000 } },
371 { 6, 0x989c,
372 { 0x004b0000, 0x004b0000, 0x004b0000, 0x004b0000, 0x004b0000 } },
373 { 6, 0x989c,
374 { 0x04480000, 0x04480000, 0x04480000, 0x04480000, 0x04480000 } },
375 { 6, 0x989c,
376 { 0x00220000, 0x00220000, 0x00220000, 0x00220000, 0x00220000 } },
377 { 6, 0x989c,
378 { 0x00e40000, 0x00e40000, 0x00e40000, 0x00e40000, 0x00e40000 } },
379 { 6, 0x989c,
380 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
381 { 6, 0x989c,
382 { 0x00fc0000, 0x00fc0000, 0x00fc0000, 0x00fc0000, 0x00fc0000 } },
383 { 6, 0x989c,
384 { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
385 { 6, 0x989c,
386 { 0x043f0000, 0x043f0000, 0x043f0000, 0x043f0000, 0x043f0000 } },
387 { 6, 0x989c,
388 { 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000 } },
389 { 6, 0x989c,
390 { 0x00190000, 0x00190000, 0x00190000, 0x00190000, 0x00190000 } },
391 { 6, 0x989c,
392 { 0x00240000, 0x00240000, 0x00240000, 0x00240000, 0x00240000 } },
393 { 6, 0x989c,
394 { 0x00b40000, 0x00b40000, 0x00b40000, 0x00b40000, 0x00b40000 } },
395 { 6, 0x989c,
396 { 0x00990000, 0x00990000, 0x00990000, 0x00990000, 0x00990000 } },
397 { 6, 0x989c,
398 { 0x00500000, 0x00500000, 0x00500000, 0x00500000, 0x00500000 } },
399 { 6, 0x989c,
400 { 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000 } },
401 { 6, 0x989c,
402 { 0x00120000, 0x00120000, 0x00120000, 0x00120000, 0x00120000 } },
403 { 6, 0x989c,
404 { 0xc0320000, 0xc0320000, 0xc0320000, 0xc0320000, 0xc0320000 } },
405 { 6, 0x989c,
406 { 0x01740000, 0x01740000, 0x01740000, 0x01740000, 0x01740000 } },
407 { 6, 0x989c,
408 { 0x00110000, 0x00110000, 0x00110000, 0x00110000, 0x00110000 } },
409 { 6, 0x989c,
410 { 0x86280000, 0x86280000, 0x86280000, 0x86280000, 0x86280000 } },
411 { 6, 0x989c,
412 { 0x31840000, 0x31840000, 0x31840000, 0x31840000, 0x31840000 } },
413 { 6, 0x989c,
414 { 0x00020080, 0x00020080, 0x00020080, 0x00020080, 0x00020080 } },
415 { 6, 0x989c,
416 { 0x00080009, 0x00080009, 0x00080009, 0x00080009, 0x00080009 } },
417 { 6, 0x989c,
418 { 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003 } },
419 { 6, 0x989c,
420 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
421 { 6, 0x989c,
422 { 0x000000b2, 0x000000b2, 0x000000b2, 0x000000b2, 0x000000b2 } },
423 { 6, 0x989c,
424 { 0x00b02084, 0x00b02084, 0x00b02084, 0x00b02084, 0x00b02084 } },
425 { 6, 0x989c,
426 { 0x004125a4, 0x004125a4, 0x004125a4, 0x004125a4, 0x004125a4 } },
427 { 6, 0x989c,
428 { 0x00119220, 0x00119220, 0x00119220, 0x00119220, 0x00119220 } },
429 { 6, 0x989c,
430 { 0x001a4800, 0x001a4800, 0x001a4800, 0x001a4800, 0x001a4800 } },
431 { 6, 0x98d8,
432 { 0x000b0230, 0x000b0230, 0x000b0230, 0x000b0230, 0x000b0230 } },
433 { 7, 0x989c,
434 { 0x00000094, 0x00000094, 0x00000094, 0x00000094, 0x00000094 } },
435 { 7, 0x989c,
436 { 0x00000091, 0x00000091, 0x00000091, 0x00000091, 0x00000091 } },
437 { 7, 0x989c,
438 { 0x00000012, 0x00000012, 0x00000012, 0x00000012, 0x00000012 } },
439 { 7, 0x989c,
440 { 0x00000080, 0x00000080, 0x00000080, 0x00000080, 0x00000080 } },
441 { 7, 0x989c,
442 { 0x000000d9, 0x000000d9, 0x000000d9, 0x000000d9, 0x000000d9 } },
443 { 7, 0x989c,
444 { 0x00000060, 0x00000060, 0x00000060, 0x00000060, 0x00000060 } },
445 { 7, 0x989c,
446 { 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0 } },
447 { 7, 0x989c,
448 { 0x000000a2, 0x000000a2, 0x000000a2, 0x000000a2, 0x000000a2 } },
449 { 7, 0x989c,
450 { 0x00000052, 0x00000052, 0x00000052, 0x00000052, 0x00000052 } },
451 { 7, 0x989c,
452 { 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4 } },
453 { 7, 0x989c,
454 { 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc } },
455 { 7, 0x989c,
456 { 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c } },
457 { 7, 0x98c4,
458 { 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003 } },
459 };
460
461
462 static const struct ath5k_ini_rf rfregs_2112a[] = {
463 { 1, AR5K_RF_BUFFER_CONTROL_4,
464 /* mode b mode g mode gTurbo */
465 { 0x00000020, 0x00000020, 0x00000020 } },
466 { 2, AR5K_RF_BUFFER_CONTROL_3,
467 { 0x03060408, 0x03060408, 0x03070408 } },
468 { 3, AR5K_RF_BUFFER_CONTROL_6,
469 { 0x00e020c0, 0x00e020c0, 0x00e020c0 } },
470 { 6, AR5K_RF_BUFFER,
471 { 0x0a000000, 0x0a000000, 0x0a000000 } },
472 { 6, AR5K_RF_BUFFER,
473 { 0x00000000, 0x00000000, 0x00000000 } },
474 { 6, AR5K_RF_BUFFER,
475 { 0x00800000, 0x00800000, 0x00800000 } },
476 { 6, AR5K_RF_BUFFER,
477 { 0x002a0000, 0x002a0000, 0x002a0000 } },
478 { 6, AR5K_RF_BUFFER,
479 { 0x00010000, 0x00010000, 0x00010000 } },
480 { 6, AR5K_RF_BUFFER,
481 { 0x00000000, 0x00000000, 0x00000000 } },
482 { 6, AR5K_RF_BUFFER,
483 { 0x00180000, 0x00180000, 0x00180000 } },
484 { 6, AR5K_RF_BUFFER,
485 { 0x006e0000, 0x006e0000, 0x006e0000 } },
486 { 6, AR5K_RF_BUFFER,
487 { 0x00c70000, 0x00c70000, 0x00c70000 } },
488 { 6, AR5K_RF_BUFFER,
489 { 0x004b0000, 0x004b0000, 0x004b0000 } },
490 { 6, AR5K_RF_BUFFER,
491 { 0x04480000, 0x04480000, 0x04480000 } },
492 { 6, AR5K_RF_BUFFER,
493 { 0x002a0000, 0x002a0000, 0x002a0000 } },
494 { 6, AR5K_RF_BUFFER,
495 { 0x00e40000, 0x00e40000, 0x00e40000 } },
496 { 6, AR5K_RF_BUFFER,
497 { 0x00000000, 0x00000000, 0x00000000 } },
498 { 6, AR5K_RF_BUFFER,
499 { 0x00fc0000, 0x00fc0000, 0x00fc0000 } },
500 { 6, AR5K_RF_BUFFER,
501 { 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
502 { 6, AR5K_RF_BUFFER,
503 { 0x043f0000, 0x043f0000, 0x043f0000 } },
504 { 6, AR5K_RF_BUFFER,
505 { 0x0c0c0000, 0x0c0c0000, 0x0c0c0000 } },
506 { 6, AR5K_RF_BUFFER,
507 { 0x02190000, 0x02190000, 0x02190000 } },
508 { 6, AR5K_RF_BUFFER,
509 { 0x00240000, 0x00240000, 0x00240000 } },
510 { 6, AR5K_RF_BUFFER,
511 { 0x00b40000, 0x00b40000, 0x00b40000 } },
512 { 6, AR5K_RF_BUFFER,
513 { 0x00990000, 0x00990000, 0x00990000 } },
514 { 6, AR5K_RF_BUFFER,
515 { 0x00500000, 0x00500000, 0x00500000 } },
516 { 6, AR5K_RF_BUFFER,
517 { 0x002a0000, 0x002a0000, 0x002a0000 } },
518 { 6, AR5K_RF_BUFFER,
519 { 0x00120000, 0x00120000, 0x00120000 } },
520 { 6, AR5K_RF_BUFFER,
521 { 0xc0320000, 0xc0320000, 0xc0320000 } },
522 { 6, AR5K_RF_BUFFER,
523 { 0x01740000, 0x01740000, 0x01740000 } },
524 { 6, AR5K_RF_BUFFER,
525 { 0x00110000, 0x00110000, 0x00110000 } },
526 { 6, AR5K_RF_BUFFER,
527 { 0x86280000, 0x86280000, 0x86280000 } },
528 { 6, AR5K_RF_BUFFER,
529 { 0x31840000, 0x31840000, 0x31840000 } },
530 { 6, AR5K_RF_BUFFER,
531 { 0x00f20080, 0x00f20080, 0x00f20080 } },
532 { 6, AR5K_RF_BUFFER,
533 { 0x00070019, 0x00070019, 0x00070019 } },
534 { 6, AR5K_RF_BUFFER,
535 { 0x00000000, 0x00000000, 0x00000000 } },
536 { 6, AR5K_RF_BUFFER,
537 { 0x00000000, 0x00000000, 0x00000000 } },
538 { 6, AR5K_RF_BUFFER,
539 { 0x000000b2, 0x000000b2, 0x000000b2 } },
540 { 6, AR5K_RF_BUFFER,
541 { 0x00b02184, 0x00b02184, 0x00b02184 } },
542 { 6, AR5K_RF_BUFFER,
543 { 0x004125a4, 0x004125a4, 0x004125a4 } },
544 { 6, AR5K_RF_BUFFER,
545 { 0x00119220, 0x00119220, 0x00119220 } },
546 { 6, AR5K_RF_BUFFER,
547 { 0x001a4800, 0x001a4800, 0x001a4800 } },
548 { 6, AR5K_RF_BUFFER_CONTROL_5,
549 { 0x000b0230, 0x000b0230, 0x000b0230 } },
550 { 7, AR5K_RF_BUFFER,
551 { 0x00000094, 0x00000094, 0x00000094 } },
552 { 7, AR5K_RF_BUFFER,
553 { 0x00000091, 0x00000091, 0x00000091 } },
554 { 7, AR5K_RF_BUFFER,
555 { 0x00000012, 0x00000012, 0x00000012 } },
556 { 7, AR5K_RF_BUFFER,
557 { 0x00000080, 0x00000080, 0x00000080 } },
558 { 7, AR5K_RF_BUFFER,
559 { 0x000000d9, 0x000000d9, 0x000000d9 } },
560 { 7, AR5K_RF_BUFFER,
561 { 0x00000060, 0x00000060, 0x00000060 } },
562 { 7, AR5K_RF_BUFFER,
563 { 0x000000f0, 0x000000f0, 0x000000f0 } },
564 { 7, AR5K_RF_BUFFER,
565 { 0x000000a2, 0x000000a2, 0x000000a2 } },
566 { 7, AR5K_RF_BUFFER,
567 { 0x00000052, 0x00000052, 0x00000052 } },
568 { 7, AR5K_RF_BUFFER,
569 { 0x000000d4, 0x000000d4, 0x000000d4 } },
570 { 7, AR5K_RF_BUFFER,
571 { 0x000014cc, 0x000014cc, 0x000014cc } },
572 { 7, AR5K_RF_BUFFER,
573 { 0x0000048c, 0x0000048c, 0x0000048c } },
574 { 7, AR5K_RF_BUFFER_CONTROL_1,
575 { 0x00000003, 0x00000003, 0x00000003 } },
576 };
577
578 /* RF5413/5414 mode-specific init registers */
579 static const struct ath5k_ini_rf rfregs_5413[] = {
580 { 1, 0x98d4,
581 /* mode a/XR mode aTurbo mode b mode g mode gTurbo */
582 { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } },
583 { 2, 0x98d0,
584 { 0x00000008, 0x00000008, 0x00000008, 0x00000008, 0x00000008 } },
585 { 3, 0x98dc,
586 { 0x00a000c0, 0x00a000c0, 0x00e000c0, 0x00e000c0, 0x00e000c0 } },
587 { 6, 0x989c,
588 { 0x33000000, 0x33000000, 0x33000000, 0x33000000, 0x33000000 } },
589 { 6, 0x989c,
590 { 0x01000000, 0x01000000, 0x01000000, 0x01000000, 0x01000000 } },
591 { 6, 0x989c,
592 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
593 { 6, 0x989c,
594 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
595 { 6, 0x989c,
596 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
597 { 6, 0x989c,
598 { 0x1f000000, 0x1f000000, 0x1f000000, 0x1f000000, 0x1f000000 } },
599 { 6, 0x989c,
600 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
601 { 6, 0x989c,
602 { 0x00b80000, 0x00b80000, 0x00b80000, 0x00b80000, 0x00b80000 } },
603 { 6, 0x989c,
604 { 0x00b70000, 0x00b70000, 0x00b70000, 0x00b70000, 0x00b70000 } },
605 { 6, 0x989c,
606 { 0x00840000, 0x00840000, 0x00840000, 0x00840000, 0x00840000 } },
607 { 6, 0x989c,
608 { 0x00980000, 0x00980000, 0x00980000, 0x00980000, 0x00980000 } },
609 { 6, 0x989c,
610 { 0x00c00000, 0x00c00000, 0x00c00000, 0x00c00000, 0x00c00000 } },
611 { 6, 0x989c,
612 { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
613 { 6, 0x989c,
614 { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
615 { 6, 0x989c,
616 { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
617 { 6, 0x989c,
618 { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } },
619 { 6, 0x989c,
620 { 0x00d70000, 0x00d70000, 0x00d70000, 0x00d70000, 0x00d70000 } },
621 { 6, 0x989c,
622 { 0x00610000, 0x00610000, 0x00610000, 0x00610000, 0x00610000 } },
623 { 6, 0x989c,
624 { 0x00fe0000, 0x00fe0000, 0x00fe0000, 0x00fe0000, 0x00fe0000 } },
625 { 6, 0x989c,
626 { 0x00de0000, 0x00de0000, 0x00de0000, 0x00de0000, 0x00de0000 } },
627 { 6, 0x989c,
628 { 0x007f0000, 0x007f0000, 0x007f0000, 0x007f0000, 0x007f0000 } },
629 { 6, 0x989c,
630 { 0x043d0000, 0x043d0000, 0x043d0000, 0x043d0000, 0x043d0000 } },
631 { 6, 0x989c,
632 { 0x00770000, 0x00770000, 0x00770000, 0x00770000, 0x00770000 } },
633 { 6, 0x989c,
634 { 0x00440000, 0x00440000, 0x00440000, 0x00440000, 0x00440000 } },
635 { 6, 0x989c,
636 { 0x00980000, 0x00980000, 0x00980000, 0x00980000, 0x00980000 } },
637 { 6, 0x989c,
638 { 0x00100080, 0x00100080, 0x00100080, 0x00100080, 0x00100080 } },
639 { 6, 0x989c,
640 { 0x0005c034, 0x0005c034, 0x0005c034, 0x0005c034, 0x0005c034 } },
641 { 6, 0x989c,
642 { 0x003100f0, 0x003100f0, 0x003100f0, 0x003100f0, 0x003100f0 } },
643 { 6, 0x989c,
644 { 0x000c011f, 0x000c011f, 0x000c011f, 0x000c011f, 0x000c011f } },
645 { 6, 0x989c,
646 { 0x00510040, 0x00510040, 0x005100a0, 0x005100a0, 0x005100a0 } },
647 { 6, 0x989c,
648 { 0x0050006a, 0x0050006a, 0x005000dd, 0x005000dd, 0x005000dd } },
649 { 6, 0x989c,
650 { 0x00000001, 0x00000001, 0x00000000, 0x00000000, 0x00000000 } },
651 { 6, 0x989c,
652 { 0x00004044, 0x00004044, 0x00004044, 0x00004044, 0x00004044 } },
653 { 6, 0x989c,
654 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } },
655 { 6, 0x989c,
656 { 0x000060c0, 0x000060c0, 0x000060c0, 0x000060c0, 0x000060c0 } },
657 { 6, 0x989c,
658 { 0x00002c00, 0x00002c00, 0x00003600, 0x00003600, 0x00003600 } },
659 { 6, 0x98c8,
660 { 0x00000403, 0x00000403, 0x00040403, 0x00040403, 0x00040403 } },
661 { 7, 0x989c,
662 { 0x00006400, 0x00006400, 0x00006400, 0x00006400, 0x00006400 } },
663 { 7, 0x989c,
664 { 0x00000800, 0x00000800, 0x00000800, 0x00000800, 0x00000800 } },
665 { 7, 0x98cc,
666 { 0x0000000e, 0x0000000e, 0x0000000e, 0x0000000e, 0x0000000e } },
667 };
668
669 /* RF2413/2414 mode-specific init registers */
670 static const struct ath5k_ini_rf rfregs_2413[] = {
671 { 1, AR5K_RF_BUFFER_CONTROL_4,
672 /* mode b mode g mode gTurbo */
673 { 0x00000020, 0x00000020, 0x00000020 } },
674 { 2, AR5K_RF_BUFFER_CONTROL_3,
675 { 0x02001408, 0x02001408, 0x02001408 } },
676 { 3, AR5K_RF_BUFFER_CONTROL_6,
677 { 0x00e020c0, 0x00e020c0, 0x00e020c0 } },
678 { 6, AR5K_RF_BUFFER,
679 { 0xf0000000, 0xf0000000, 0xf0000000 } },
680 { 6, AR5K_RF_BUFFER,
681 { 0x00000000, 0x00000000, 0x00000000 } },
682 { 6, AR5K_RF_BUFFER,
683 { 0x03000000, 0x03000000, 0x03000000 } },
684 { 6, AR5K_RF_BUFFER,
685 { 0x00000000, 0x00000000, 0x00000000 } },
686 { 6, AR5K_RF_BUFFER,
687 { 0x00000000, 0x00000000, 0x00000000 } },
688 { 6, AR5K_RF_BUFFER,
689 { 0x00000000, 0x00000000, 0x00000000 } },
690 { 6, AR5K_RF_BUFFER,
691 { 0x00000000, 0x00000000, 0x00000000 } },
692 { 6, AR5K_RF_BUFFER,
693 { 0x00000000, 0x00000000, 0x00000000 } },
694 { 6, AR5K_RF_BUFFER,
695 { 0x40400000, 0x40400000, 0x40400000 } },
696 { 6, AR5K_RF_BUFFER,
697 { 0x65050000, 0x65050000, 0x65050000 } },
698 { 6, AR5K_RF_BUFFER,
699 { 0x00000000, 0x00000000, 0x00000000 } },
700 { 6, AR5K_RF_BUFFER,
701 { 0x00000000, 0x00000000, 0x00000000 } },
702 { 6, AR5K_RF_BUFFER,
703 { 0x00420000, 0x00420000, 0x00420000 } },
704 { 6, AR5K_RF_BUFFER,
705 { 0x00b50000, 0x00b50000, 0x00b50000 } },
706 { 6, AR5K_RF_BUFFER,
707 { 0x00030000, 0x00030000, 0x00030000 } },
708 { 6, AR5K_RF_BUFFER,
709 { 0x00f70000, 0x00f70000, 0x00f70000 } },
710 { 6, AR5K_RF_BUFFER,
711 { 0x009d0000, 0x009d0000, 0x009d0000 } },
712 { 6, AR5K_RF_BUFFER,
713 { 0x00220000, 0x00220000, 0x00220000 } },
714 { 6, AR5K_RF_BUFFER,
715 { 0x04220000, 0x04220000, 0x04220000 } },
716 { 6, AR5K_RF_BUFFER,
717 { 0x00230018, 0x00230018, 0x00230018 } },
718 { 6, AR5K_RF_BUFFER,
719 { 0x00280050, 0x00280050, 0x00280050 } },
720 { 6, AR5K_RF_BUFFER,
721 { 0x005000c3, 0x005000c3, 0x005000c3 } },
722 { 6, AR5K_RF_BUFFER,
723 { 0x0004007f, 0x0004007f, 0x0004007f } },
724 { 6, AR5K_RF_BUFFER,
725 { 0x00000458, 0x00000458, 0x00000458 } },
726 { 6, AR5K_RF_BUFFER,
727 { 0x00000000, 0x00000000, 0x00000000 } },
728 { 6, AR5K_RF_BUFFER,
729 { 0x0000c000, 0x0000c000, 0x0000c000 } },
730 { 6, AR5K_RF_BUFFER_CONTROL_5,
731 { 0x00400230, 0x00400230, 0x00400230 } },
732 { 7, AR5K_RF_BUFFER,
733 { 0x00006400, 0x00006400, 0x00006400 } },
734 { 7, AR5K_RF_BUFFER,
735 { 0x00000800, 0x00000800, 0x00000800 } },
736 { 7, AR5K_RF_BUFFER_CONTROL_2,
737 { 0x0000000e, 0x0000000e, 0x0000000e } },
738 };
739
740 /* RF2425 mode-specific init registers */
741 static const struct ath5k_ini_rf rfregs_2425[] = {
742 { 1, AR5K_RF_BUFFER_CONTROL_4,
743 /* mode g mode gTurbo */
744 { 0x00000020, 0x00000020 } },
745 { 2, AR5K_RF_BUFFER_CONTROL_3,
746 { 0x02001408, 0x02001408 } },
747 { 3, AR5K_RF_BUFFER_CONTROL_6,
748 { 0x00e020c0, 0x00e020c0 } },
749 { 6, AR5K_RF_BUFFER,
750 { 0x10000000, 0x10000000 } },
751 { 6, AR5K_RF_BUFFER,
752 { 0x00000000, 0x00000000 } },
753 { 6, AR5K_RF_BUFFER,
754 { 0x00000000, 0x00000000 } },
755 { 6, AR5K_RF_BUFFER,
756 { 0x00000000, 0x00000000 } },
757 { 6, AR5K_RF_BUFFER,
758 { 0x00000000, 0x00000000 } },
759 { 6, AR5K_RF_BUFFER,
760 { 0x00000000, 0x00000000 } },
761 { 6, AR5K_RF_BUFFER,
762 { 0x00000000, 0x00000000 } },
763 { 6, AR5K_RF_BUFFER,
764 { 0x00000000, 0x00000000 } },
765 { 6, AR5K_RF_BUFFER,
766 { 0x00000000, 0x00000000 } },
767 { 6, AR5K_RF_BUFFER,
768 { 0x00000000, 0x00000000 } },
769 { 6, AR5K_RF_BUFFER,
770 { 0x00000000, 0x00000000 } },
771 { 6, AR5K_RF_BUFFER,
772 { 0x002a0000, 0x002a0000 } },
773 { 6, AR5K_RF_BUFFER,
774 { 0x00000000, 0x00000000 } },
775 { 6, AR5K_RF_BUFFER,
776 { 0x00000000, 0x00000000 } },
777 { 6, AR5K_RF_BUFFER,
778 { 0x00100000, 0x00100000 } },
779 { 6, AR5K_RF_BUFFER,
780 { 0x00020000, 0x00020000 } },
781 { 6, AR5K_RF_BUFFER,
782 { 0x00730000, 0x00730000 } },
783 { 6, AR5K_RF_BUFFER,
784 { 0x00f80000, 0x00f80000 } },
785 { 6, AR5K_RF_BUFFER,
786 { 0x00e70000, 0x00e70000 } },
787 { 6, AR5K_RF_BUFFER,
788 { 0x00140000, 0x00140000 } },
789 { 6, AR5K_RF_BUFFER,
790 { 0x00910040, 0x00910040 } },
791 { 6, AR5K_RF_BUFFER,
792 { 0x0007001a, 0x0007001a } },
793 { 6, AR5K_RF_BUFFER,
794 { 0x00410000, 0x00410000 } },
795 { 6, AR5K_RF_BUFFER,
796 { 0x00810060, 0x00810060 } },
797 { 6, AR5K_RF_BUFFER,
798 { 0x00020803, 0x00020803 } },
799 { 6, AR5K_RF_BUFFER,
800 { 0x00000000, 0x00000000 } },
801 { 6, AR5K_RF_BUFFER,
802 { 0x00000000, 0x00000000 } },
803 { 6, AR5K_RF_BUFFER,
804 { 0x00001660, 0x00001660 } },
805 { 6, AR5K_RF_BUFFER,
806 { 0x00001688, 0x00001688 } },
807 { 6, AR5K_RF_BUFFER_CONTROL_1,
808 { 0x00000001, 0x00000001 } },
809 { 7, AR5K_RF_BUFFER,
810 { 0x00006400, 0x00006400 } },
811 { 7, AR5K_RF_BUFFER,
812 { 0x00000800, 0x00000800 } },
813 { 7, AR5K_RF_BUFFER_CONTROL_2,
814 { 0x0000000e, 0x0000000e } },
815 };
816
817 /* Initial RF Gain settings for RF5112 */
818 static const struct ath5k_ini_rfgain rfgain_5112[] = {
819 /* 5Ghz 2Ghz */
820 { AR5K_RF_GAIN(0), { 0x00000007, 0x00000007 } },
821 { AR5K_RF_GAIN(1), { 0x00000047, 0x00000047 } },
822 { AR5K_RF_GAIN(2), { 0x00000087, 0x00000087 } },
823 { AR5K_RF_GAIN(3), { 0x000001a0, 0x000001a0 } },
824 { AR5K_RF_GAIN(4), { 0x000001e0, 0x000001e0 } },
825 { AR5K_RF_GAIN(5), { 0x00000020, 0x00000020 } },
826 { AR5K_RF_GAIN(6), { 0x00000060, 0x00000060 } },
827 { AR5K_RF_GAIN(7), { 0x000001a1, 0x000001a1 } },
828 { AR5K_RF_GAIN(8), { 0x000001e1, 0x000001e1 } },
829 { AR5K_RF_GAIN(9), { 0x00000021, 0x00000021 } },
830 { AR5K_RF_GAIN(10), { 0x00000061, 0x00000061 } },
831 { AR5K_RF_GAIN(11), { 0x00000162, 0x00000162 } },
832 { AR5K_RF_GAIN(12), { 0x000001a2, 0x000001a2 } },
833 { AR5K_RF_GAIN(13), { 0x000001e2, 0x000001e2 } },
834 { AR5K_RF_GAIN(14), { 0x00000022, 0x00000022 } },
835 { AR5K_RF_GAIN(15), { 0x00000062, 0x00000062 } },
836 { AR5K_RF_GAIN(16), { 0x00000163, 0x00000163 } },
837 { AR5K_RF_GAIN(17), { 0x000001a3, 0x000001a3 } },
838 { AR5K_RF_GAIN(18), { 0x000001e3, 0x000001e3 } },
839 { AR5K_RF_GAIN(19), { 0x00000023, 0x00000023 } },
840 { AR5K_RF_GAIN(20), { 0x00000063, 0x00000063 } },
841 { AR5K_RF_GAIN(21), { 0x00000184, 0x00000184 } },
842 { AR5K_RF_GAIN(22), { 0x000001c4, 0x000001c4 } },
843 { AR5K_RF_GAIN(23), { 0x00000004, 0x00000004 } },
844 { AR5K_RF_GAIN(24), { 0x000001ea, 0x0000000b } },
845 { AR5K_RF_GAIN(25), { 0x0000002a, 0x0000004b } },
846 { AR5K_RF_GAIN(26), { 0x0000006a, 0x0000008b } },
847 { AR5K_RF_GAIN(27), { 0x000000aa, 0x000001ac } },
848 { AR5K_RF_GAIN(28), { 0x000001ab, 0x000001ec } },
849 { AR5K_RF_GAIN(29), { 0x000001eb, 0x0000002c } },
850 { AR5K_RF_GAIN(30), { 0x0000002b, 0x00000012 } },
851 { AR5K_RF_GAIN(31), { 0x0000006b, 0x00000052 } },
852 { AR5K_RF_GAIN(32), { 0x000000ab, 0x00000092 } },
853 { AR5K_RF_GAIN(33), { 0x000001ac, 0x00000193 } },
854 { AR5K_RF_GAIN(34), { 0x000001ec, 0x000001d3 } },
855 { AR5K_RF_GAIN(35), { 0x0000002c, 0x00000013 } },
856 { AR5K_RF_GAIN(36), { 0x0000003a, 0x00000053 } },
857 { AR5K_RF_GAIN(37), { 0x0000007a, 0x00000093 } },
858 { AR5K_RF_GAIN(38), { 0x000000ba, 0x00000194 } },
859 { AR5K_RF_GAIN(39), { 0x000001bb, 0x000001d4 } },
860 { AR5K_RF_GAIN(40), { 0x000001fb, 0x00000014 } },
861 { AR5K_RF_GAIN(41), { 0x0000003b, 0x0000003a } },
862 { AR5K_RF_GAIN(42), { 0x0000007b, 0x0000007a } },
863 { AR5K_RF_GAIN(43), { 0x000000bb, 0x000000ba } },
864 { AR5K_RF_GAIN(44), { 0x000001bc, 0x000001bb } },
865 { AR5K_RF_GAIN(45), { 0x000001fc, 0x000001fb } },
866 { AR5K_RF_GAIN(46), { 0x0000003c, 0x0000003b } },
867 { AR5K_RF_GAIN(47), { 0x0000007c, 0x0000007b } },
868 { AR5K_RF_GAIN(48), { 0x000000bc, 0x000000bb } },
869 { AR5K_RF_GAIN(49), { 0x000000fc, 0x000001bc } },
870 { AR5K_RF_GAIN(50), { 0x000000fc, 0x000001fc } },
871 { AR5K_RF_GAIN(51), { 0x000000fc, 0x0000003c } },
872 { AR5K_RF_GAIN(52), { 0x000000fc, 0x0000007c } },
873 { AR5K_RF_GAIN(53), { 0x000000fc, 0x000000bc } },
874 { AR5K_RF_GAIN(54), { 0x000000fc, 0x000000fc } },
875 { AR5K_RF_GAIN(55), { 0x000000fc, 0x000000fc } },
876 { AR5K_RF_GAIN(56), { 0x000000fc, 0x000000fc } },
877 { AR5K_RF_GAIN(57), { 0x000000fc, 0x000000fc } },
878 { AR5K_RF_GAIN(58), { 0x000000fc, 0x000000fc } },
879 { AR5K_RF_GAIN(59), { 0x000000fc, 0x000000fc } },
880 { AR5K_RF_GAIN(60), { 0x000000fc, 0x000000fc } },
881 { AR5K_RF_GAIN(61), { 0x000000fc, 0x000000fc } },
882 { AR5K_RF_GAIN(62), { 0x000000fc, 0x000000fc } },
883 { AR5K_RF_GAIN(63), { 0x000000fc, 0x000000fc } },
884 };
885
886 /* Initial RF Gain settings for RF5413 */
887 static const struct ath5k_ini_rfgain rfgain_5413[] = {
888 /* 5Ghz 2Ghz */
889 { AR5K_RF_GAIN(0), { 0x00000000, 0x00000000 } },
890 { AR5K_RF_GAIN(1), { 0x00000040, 0x00000040 } },
891 { AR5K_RF_GAIN(2), { 0x00000080, 0x00000080 } },
892 { AR5K_RF_GAIN(3), { 0x000001a1, 0x00000161 } },
893 { AR5K_RF_GAIN(4), { 0x000001e1, 0x000001a1 } },
894 { AR5K_RF_GAIN(5), { 0x00000021, 0x000001e1 } },
895 { AR5K_RF_GAIN(6), { 0x00000061, 0x00000021 } },
896 { AR5K_RF_GAIN(7), { 0x00000188, 0x00000061 } },
897 { AR5K_RF_GAIN(8), { 0x000001c8, 0x00000188 } },
898 { AR5K_RF_GAIN(9), { 0x00000008, 0x000001c8 } },
899 { AR5K_RF_GAIN(10), { 0x00000048, 0x00000008 } },
900 { AR5K_RF_GAIN(11), { 0x00000088, 0x00000048 } },
901 { AR5K_RF_GAIN(12), { 0x000001a9, 0x00000088 } },
902 { AR5K_RF_GAIN(13), { 0x000001e9, 0x00000169 } },
903 { AR5K_RF_GAIN(14), { 0x00000029, 0x000001a9 } },
904 { AR5K_RF_GAIN(15), { 0x00000069, 0x000001e9 } },
905 { AR5K_RF_GAIN(16), { 0x000001d0, 0x00000029 } },
906 { AR5K_RF_GAIN(17), { 0x00000010, 0x00000069 } },
907 { AR5K_RF_GAIN(18), { 0x00000050, 0x00000190 } },
908 { AR5K_RF_GAIN(19), { 0x00000090, 0x000001d0 } },
909 { AR5K_RF_GAIN(20), { 0x000001b1, 0x00000010 } },
910 { AR5K_RF_GAIN(21), { 0x000001f1, 0x00000050 } },
911 { AR5K_RF_GAIN(22), { 0x00000031, 0x00000090 } },
912 { AR5K_RF_GAIN(23), { 0x00000071, 0x00000171 } },
913 { AR5K_RF_GAIN(24), { 0x000001b8, 0x000001b1 } },
914 { AR5K_RF_GAIN(25), { 0x000001f8, 0x000001f1 } },
915 { AR5K_RF_GAIN(26), { 0x00000038, 0x00000031 } },
916 { AR5K_RF_GAIN(27), { 0x00000078, 0x00000071 } },
917 { AR5K_RF_GAIN(28), { 0x00000199, 0x00000198 } },
918 { AR5K_RF_GAIN(29), { 0x000001d9, 0x000001d8 } },
919 { AR5K_RF_GAIN(30), { 0x00000019, 0x00000018 } },
920 { AR5K_RF_GAIN(31), { 0x00000059, 0x00000058 } },
921 { AR5K_RF_GAIN(32), { 0x00000099, 0x00000098 } },
922 { AR5K_RF_GAIN(33), { 0x000000d9, 0x00000179 } },
923 { AR5K_RF_GAIN(34), { 0x000000f9, 0x000001b9 } },
924 { AR5K_RF_GAIN(35), { 0x000000f9, 0x000001f9 } },
925 { AR5K_RF_GAIN(36), { 0x000000f9, 0x00000039 } },
926 { AR5K_RF_GAIN(37), { 0x000000f9, 0x00000079 } },
927 { AR5K_RF_GAIN(38), { 0x000000f9, 0x000000b9 } },
928 { AR5K_RF_GAIN(39), { 0x000000f9, 0x000000f9 } },
929 { AR5K_RF_GAIN(40), { 0x000000f9, 0x000000f9 } },
930 { AR5K_RF_GAIN(41), { 0x000000f9, 0x000000f9 } },
931 { AR5K_RF_GAIN(42), { 0x000000f9, 0x000000f9 } },
932 { AR5K_RF_GAIN(43), { 0x000000f9, 0x000000f9 } },
933 { AR5K_RF_GAIN(44), { 0x000000f9, 0x000000f9 } },
934 { AR5K_RF_GAIN(45), { 0x000000f9, 0x000000f9 } },
935 { AR5K_RF_GAIN(46), { 0x000000f9, 0x000000f9 } },
936 { AR5K_RF_GAIN(47), { 0x000000f9, 0x000000f9 } },
937 { AR5K_RF_GAIN(48), { 0x000000f9, 0x000000f9 } },
938 { AR5K_RF_GAIN(49), { 0x000000f9, 0x000000f9 } },
939 { AR5K_RF_GAIN(50), { 0x000000f9, 0x000000f9 } },
940 { AR5K_RF_GAIN(51), { 0x000000f9, 0x000000f9 } },
941 { AR5K_RF_GAIN(52), { 0x000000f9, 0x000000f9 } },
942 { AR5K_RF_GAIN(53), { 0x000000f9, 0x000000f9 } },
943 { AR5K_RF_GAIN(54), { 0x000000f9, 0x000000f9 } },
944 { AR5K_RF_GAIN(55), { 0x000000f9, 0x000000f9 } },
945 { AR5K_RF_GAIN(56), { 0x000000f9, 0x000000f9 } },
946 { AR5K_RF_GAIN(57), { 0x000000f9, 0x000000f9 } },
947 { AR5K_RF_GAIN(58), { 0x000000f9, 0x000000f9 } },
948 { AR5K_RF_GAIN(59), { 0x000000f9, 0x000000f9 } },
949 { AR5K_RF_GAIN(60), { 0x000000f9, 0x000000f9 } },
950 { AR5K_RF_GAIN(61), { 0x000000f9, 0x000000f9 } },
951 { AR5K_RF_GAIN(62), { 0x000000f9, 0x000000f9 } },
952 { AR5K_RF_GAIN(63), { 0x000000f9, 0x000000f9 } },
953 };
954
955 /* Initial RF Gain settings for RF2413 */
956 static const struct ath5k_ini_rfgain rfgain_2413[] = {
957 { AR5K_RF_GAIN(0), { 0x00000000 } },
958 { AR5K_RF_GAIN(1), { 0x00000040 } },
959 { AR5K_RF_GAIN(2), { 0x00000080 } },
960 { AR5K_RF_GAIN(3), { 0x00000181 } },
961 { AR5K_RF_GAIN(4), { 0x000001c1 } },
962 { AR5K_RF_GAIN(5), { 0x00000001 } },
963 { AR5K_RF_GAIN(6), { 0x00000041 } },
964 { AR5K_RF_GAIN(7), { 0x00000081 } },
965 { AR5K_RF_GAIN(8), { 0x00000168 } },
966 { AR5K_RF_GAIN(9), { 0x000001a8 } },
967 { AR5K_RF_GAIN(10), { 0x000001e8 } },
968 { AR5K_RF_GAIN(11), { 0x00000028 } },
969 { AR5K_RF_GAIN(12), { 0x00000068 } },
970 { AR5K_RF_GAIN(13), { 0x00000189 } },
971 { AR5K_RF_GAIN(14), { 0x000001c9 } },
972 { AR5K_RF_GAIN(15), { 0x00000009 } },
973 { AR5K_RF_GAIN(16), { 0x00000049 } },
974 { AR5K_RF_GAIN(17), { 0x00000089 } },
975 { AR5K_RF_GAIN(18), { 0x00000190 } },
976 { AR5K_RF_GAIN(19), { 0x000001d0 } },
977 { AR5K_RF_GAIN(20), { 0x00000010 } },
978 { AR5K_RF_GAIN(21), { 0x00000050 } },
979 { AR5K_RF_GAIN(22), { 0x00000090 } },
980 { AR5K_RF_GAIN(23), { 0x00000191 } },
981 { AR5K_RF_GAIN(24), { 0x000001d1 } },
982 { AR5K_RF_GAIN(25), { 0x00000011 } },
983 { AR5K_RF_GAIN(26), { 0x00000051 } },
984 { AR5K_RF_GAIN(27), { 0x00000091 } },
985 { AR5K_RF_GAIN(28), { 0x00000178 } },
986 { AR5K_RF_GAIN(29), { 0x000001b8 } },
987 { AR5K_RF_GAIN(30), { 0x000001f8 } },
988 { AR5K_RF_GAIN(31), { 0x00000038 } },
989 { AR5K_RF_GAIN(32), { 0x00000078 } },
990 { AR5K_RF_GAIN(33), { 0x00000199 } },
991 { AR5K_RF_GAIN(34), { 0x000001d9 } },
992 { AR5K_RF_GAIN(35), { 0x00000019 } },
993 { AR5K_RF_GAIN(36), { 0x00000059 } },
994 { AR5K_RF_GAIN(37), { 0x00000099 } },
995 { AR5K_RF_GAIN(38), { 0x000000d9 } },
996 { AR5K_RF_GAIN(39), { 0x000000f9 } },
997 { AR5K_RF_GAIN(40), { 0x000000f9 } },
998 { AR5K_RF_GAIN(41), { 0x000000f9 } },
999 { AR5K_RF_GAIN(42), { 0x000000f9 } },
1000 { AR5K_RF_GAIN(43), { 0x000000f9 } },
1001 { AR5K_RF_GAIN(44), { 0x000000f9 } },
1002 { AR5K_RF_GAIN(45), { 0x000000f9 } },
1003 { AR5K_RF_GAIN(46), { 0x000000f9 } },
1004 { AR5K_RF_GAIN(47), { 0x000000f9 } },
1005 { AR5K_RF_GAIN(48), { 0x000000f9 } },
1006 { AR5K_RF_GAIN(49), { 0x000000f9 } },
1007 { AR5K_RF_GAIN(50), { 0x000000f9 } },
1008 { AR5K_RF_GAIN(51), { 0x000000f9 } },
1009 { AR5K_RF_GAIN(52), { 0x000000f9 } },
1010 { AR5K_RF_GAIN(53), { 0x000000f9 } },
1011 { AR5K_RF_GAIN(54), { 0x000000f9 } },
1012 { AR5K_RF_GAIN(55), { 0x000000f9 } },
1013 { AR5K_RF_GAIN(56), { 0x000000f9 } },
1014 { AR5K_RF_GAIN(57), { 0x000000f9 } },
1015 { AR5K_RF_GAIN(58), { 0x000000f9 } },
1016 { AR5K_RF_GAIN(59), { 0x000000f9 } },
1017 { AR5K_RF_GAIN(60), { 0x000000f9 } },
1018 { AR5K_RF_GAIN(61), { 0x000000f9 } },
1019 { AR5K_RF_GAIN(62), { 0x000000f9 } },
1020 { AR5K_RF_GAIN(63), { 0x000000f9 } },
1021 };
1022
1023 static const struct ath5k_gain_opt rfgain_opt_5112 = {
1024 1,
1025 8,
1026 {
1027 { { 3, 0, 0, 0, 0, 0, 0 }, 6 },
1028 { { 2, 0, 0, 0, 0, 0, 0 }, 0 },
1029 { { 1, 0, 0, 0, 0, 0, 0 }, -3 },
1030 { { 0, 0, 0, 0, 0, 0, 0 }, -6 },
1031 { { 0, 1, 1, 0, 0, 0, 0 }, -8 },
1032 { { 0, 1, 1, 0, 1, 1, 0 }, -10 },
1033 { { 0, 1, 0, 1, 1, 1, 0 }, -13 },
1034 { { 0, 1, 0, 1, 1, 0, 1 }, -16 },
1035 }
1036 };
1037
1038 /*
1039 * Used to modify RF Banks before writing them to AR5K_RF_BUFFER
1040 */
1041 static unsigned int ath5k_hw_rfregs_op(u32 *rf, u32 offset, u32 reg, u32 bits,
1042 u32 first, u32 col, bool set)
1043 {
1044 u32 mask, entry, last, data, shift, position;
1045 s32 left;
1046 int i;
1047
1048 data = 0;
1049
1050 if (rf == NULL)
1051 /* should not happen */
1052 return 0;
1053
1054 if (!(col <= 3 && bits <= 32 && first + bits <= 319)) {
1055 ATH5K_PRINTF("invalid values at offset %u\n", offset);
1056 return 0;
1057 }
1058
1059 entry = ((first - 1) / 8) + offset;
1060 position = (first - 1) % 8;
1061
1062 if (set)
1063 data = ath5k_hw_bitswap(reg, bits);
1064
1065 for (i = shift = 0, left = bits; left > 0; position = 0, entry++, i++) {
1066 last = (position + left > 8) ? 8 : position + left;
1067 mask = (((1 << last) - 1) ^ ((1 << position) - 1)) << (col * 8);
1068
1069 if (set) {
1070 rf[entry] &= ~mask;
1071 rf[entry] |= ((data << position) << (col * 8)) & mask;
1072 data >>= (8 - position);
1073 } else {
1074 data = (((rf[entry] & mask) >> (col * 8)) >> position)
1075 << shift;
1076 shift += last - position;
1077 }
1078
1079 left -= 8 - position;
1080 }
1081
1082 data = set ? 1 : ath5k_hw_bitswap(data, bits);
1083
1084 return data;
1085 }
1086
1087 static u32 ath5k_hw_rfregs_gainf_corr(struct ath5k_hw *ah)
1088 {
1089 u32 mix, step;
1090 u32 *rf;
1091
1092 if (ah->ah_rf_banks == NULL)
1093 return 0;
1094
1095 rf = ah->ah_rf_banks;
1096 ah->ah_gain.g_f_corr = 0;
1097
1098 if (ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 1, 36, 0, false) != 1)
1099 return 0;
1100
1101 step = ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 4, 32, 0, false);
1102 mix = ah->ah_gain.g_step->gos_param[0];
1103
1104 switch (mix) {
1105 case 3:
1106 ah->ah_gain.g_f_corr = step * 2;
1107 break;
1108 case 2:
1109 ah->ah_gain.g_f_corr = (step - 5) * 2;
1110 break;
1111 case 1:
1112 ah->ah_gain.g_f_corr = step;
1113 break;
1114 default:
1115 ah->ah_gain.g_f_corr = 0;
1116 break;
1117 }
1118
1119 return ah->ah_gain.g_f_corr;
1120 }
1121
1122 static bool ath5k_hw_rfregs_gain_readback(struct ath5k_hw *ah)
1123 {
1124 u32 step, mix, level[4];
1125 u32 *rf;
1126
1127 if (ah->ah_rf_banks == NULL)
1128 return false;
1129
1130 rf = ah->ah_rf_banks;
1131
1132 if (ah->ah_radio == AR5K_RF5111) {
1133 step = ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 6, 37, 0,
1134 false);
1135 level[0] = 0;
1136 level[1] = (step == 0x3f) ? 0x32 : step + 4;
1137 level[2] = (step != 0x3f) ? 0x40 : level[0];
1138 level[3] = level[2] + 0x32;
1139
1140 ah->ah_gain.g_high = level[3] -
1141 (step == 0x3f ? AR5K_GAIN_DYN_ADJUST_HI_MARGIN : -5);
1142 ah->ah_gain.g_low = level[0] +
1143 (step == 0x3f ? AR5K_GAIN_DYN_ADJUST_LO_MARGIN : 0);
1144 } else {
1145 mix = ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 1, 36, 0,
1146 false);
1147 level[0] = level[2] = 0;
1148
1149 if (mix == 1) {
1150 level[1] = level[3] = 83;
1151 } else {
1152 level[1] = level[3] = 107;
1153 ah->ah_gain.g_high = 55;
1154 }
1155 }
1156
1157 return (ah->ah_gain.g_current >= level[0] &&
1158 ah->ah_gain.g_current <= level[1]) ||
1159 (ah->ah_gain.g_current >= level[2] &&
1160 ah->ah_gain.g_current <= level[3]);
1161 }
1162
1163 static s32 ath5k_hw_rfregs_gain_adjust(struct ath5k_hw *ah)
1164 {
1165 const struct ath5k_gain_opt *go;
1166 int ret = 0;
1167
1168 switch (ah->ah_radio) {
1169 case AR5K_RF5111:
1170 go = &rfgain_opt_5111;
1171 break;
1172 case AR5K_RF5112:
1173 go = &rfgain_opt_5112;
1174 break;
1175 default:
1176 return 0;
1177 }
1178
1179 ah->ah_gain.g_step = &go->go_step[ah->ah_gain.g_step_idx];
1180
1181 if (ah->ah_gain.g_current >= ah->ah_gain.g_high) {
1182 if (ah->ah_gain.g_step_idx == 0)
1183 return -1;
1184 for (ah->ah_gain.g_target = ah->ah_gain.g_current;
1185 ah->ah_gain.g_target >= ah->ah_gain.g_high &&
1186 ah->ah_gain.g_step_idx > 0;
1187 ah->ah_gain.g_step =
1188 &go->go_step[ah->ah_gain.g_step_idx])
1189 ah->ah_gain.g_target -= 2 *
1190 (go->go_step[--(ah->ah_gain.g_step_idx)].gos_gain -
1191 ah->ah_gain.g_step->gos_gain);
1192
1193 ret = 1;
1194 goto done;
1195 }
1196
1197 if (ah->ah_gain.g_current <= ah->ah_gain.g_low) {
1198 if (ah->ah_gain.g_step_idx == (go->go_steps_count - 1))
1199 return -2;
1200 for (ah->ah_gain.g_target = ah->ah_gain.g_current;
1201 ah->ah_gain.g_target <= ah->ah_gain.g_low &&
1202 ah->ah_gain.g_step_idx < go->go_steps_count-1;
1203 ah->ah_gain.g_step =
1204 &go->go_step[ah->ah_gain.g_step_idx])
1205 ah->ah_gain.g_target -= 2 *
1206 (go->go_step[++ah->ah_gain.g_step_idx].gos_gain -
1207 ah->ah_gain.g_step->gos_gain);
1208
1209 ret = 2;
1210 goto done;
1211 }
1212
1213 done:
1214 ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_CALIBRATE,
1215 "ret %d, gain step %u, current gain %u, target gain %u\n",
1216 ret, ah->ah_gain.g_step_idx, ah->ah_gain.g_current,
1217 ah->ah_gain.g_target);
1218
1219 return ret;
1220 }
1221
1222 /*
1223 * Read EEPROM Calibration data, modify RF Banks and Initialize RF5111
1224 */
1225 static int ath5k_hw_rf5111_rfregs(struct ath5k_hw *ah,
1226 struct ieee80211_channel *channel, unsigned int mode)
1227 {
1228 struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
1229 u32 *rf;
1230 const unsigned int rf_size = ARRAY_SIZE(rfregs_5111);
1231 unsigned int i;
1232 int obdb = -1, bank = -1;
1233 u32 ee_mode;
1234
1235 AR5K_ASSERT_ENTRY(mode, AR5K_MODE_MAX);
1236
1237 rf = ah->ah_rf_banks;
1238
1239 /* Copy values to modify them */
1240 for (i = 0; i < rf_size; i++) {
1241 if (rfregs_5111[i].rf_bank >= AR5K_RF5111_INI_RF_MAX_BANKS) {
1242 ATH5K_ERR(ah->ah_sc, "invalid bank\n");
1243 return -EINVAL;
1244 }
1245
1246 if (bank != rfregs_5111[i].rf_bank) {
1247 bank = rfregs_5111[i].rf_bank;
1248 ah->ah_offset[bank] = i;
1249 }
1250
1251 rf[i] = rfregs_5111[i].rf_value[mode];
1252 }
1253
1254 /* Modify bank 0 */
1255 if (channel->hw_value & CHANNEL_2GHZ) {
1256 if (channel->hw_value & CHANNEL_CCK)
1257 ee_mode = AR5K_EEPROM_MODE_11B;
1258 else
1259 ee_mode = AR5K_EEPROM_MODE_11G;
1260 obdb = 0;
1261
1262 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[0],
1263 ee->ee_ob[ee_mode][obdb], 3, 119, 0, true))
1264 return -EINVAL;
1265
1266 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[0],
1267 ee->ee_ob[ee_mode][obdb], 3, 122, 0, true))
1268 return -EINVAL;
1269
1270 obdb = 1;
1271 /* Modify bank 6 */
1272 } else {
1273 /* For 11a, Turbo and XR */
1274 ee_mode = AR5K_EEPROM_MODE_11A;
1275 obdb = channel->center_freq >= 5725 ? 3 :
1276 (channel->center_freq >= 5500 ? 2 :
1277 (channel->center_freq >= 5260 ? 1 :
1278 (channel->center_freq > 4000 ? 0 : -1)));
1279
1280 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1281 ee->ee_pwd_84, 1, 51, 3, true))
1282 return -EINVAL;
1283
1284 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1285 ee->ee_pwd_90, 1, 45, 3, true))
1286 return -EINVAL;
1287 }
1288
1289 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1290 !ee->ee_xpd[ee_mode], 1, 95, 0, true))
1291 return -EINVAL;
1292
1293 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1294 ee->ee_x_gain[ee_mode], 4, 96, 0, true))
1295 return -EINVAL;
1296
1297 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], obdb >= 0 ?
1298 ee->ee_ob[ee_mode][obdb] : 0, 3, 104, 0, true))
1299 return -EINVAL;
1300
1301 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], obdb >= 0 ?
1302 ee->ee_db[ee_mode][obdb] : 0, 3, 107, 0, true))
1303 return -EINVAL;
1304
1305 /* Modify bank 7 */
1306 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[7],
1307 ee->ee_i_gain[ee_mode], 6, 29, 0, true))
1308 return -EINVAL;
1309
1310 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[7],
1311 ee->ee_xpd[ee_mode], 1, 4, 0, true))
1312 return -EINVAL;
1313
1314 /* Write RF values */
1315 for (i = 0; i < rf_size; i++) {
1316 AR5K_REG_WAIT(i);
1317 ath5k_hw_reg_write(ah, rf[i], rfregs_5111[i].rf_register);
1318 }
1319
1320 return 0;
1321 }
1322
1323 /*
1324 * Read EEPROM Calibration data, modify RF Banks and Initialize RF5112
1325 */
1326 static int ath5k_hw_rf5112_rfregs(struct ath5k_hw *ah,
1327 struct ieee80211_channel *channel, unsigned int mode)
1328 {
1329 const struct ath5k_ini_rf *rf_ini;
1330 struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom;
1331 u32 *rf;
1332 unsigned int rf_size, i;
1333 int obdb = -1, bank = -1;
1334 u32 ee_mode;
1335
1336 AR5K_ASSERT_ENTRY(mode, AR5K_MODE_MAX);
1337
1338 rf = ah->ah_rf_banks;
1339
1340 if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_2112A
1341 && !test_bit(AR5K_MODE_11A, ah->ah_capabilities.cap_mode)) {
1342 rf_ini = rfregs_2112a;
1343 rf_size = ARRAY_SIZE(rfregs_5112a);
1344 if (mode < 2) {
1345 ATH5K_ERR(ah->ah_sc,"invalid channel mode: %i\n",mode);
1346 return -EINVAL;
1347 }
1348 mode = mode - 2; /*no a/turboa modes for 2112*/
1349 } else if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_5112A) {
1350 rf_ini = rfregs_5112a;
1351 rf_size = ARRAY_SIZE(rfregs_5112a);
1352 } else {
1353 rf_ini = rfregs_5112;
1354 rf_size = ARRAY_SIZE(rfregs_5112);
1355 }
1356
1357 /* Copy values to modify them */
1358 for (i = 0; i < rf_size; i++) {
1359 if (rf_ini[i].rf_bank >= AR5K_RF5112_INI_RF_MAX_BANKS) {
1360 ATH5K_ERR(ah->ah_sc, "invalid bank\n");
1361 return -EINVAL;
1362 }
1363
1364 if (bank != rf_ini[i].rf_bank) {
1365 bank = rf_ini[i].rf_bank;
1366 ah->ah_offset[bank] = i;
1367 }
1368
1369 rf[i] = rf_ini[i].rf_value[mode];
1370 }
1371
1372 /* Modify bank 6 */
1373 if (channel->hw_value & CHANNEL_2GHZ) {
1374 if (channel->hw_value & CHANNEL_OFDM)
1375 ee_mode = AR5K_EEPROM_MODE_11G;
1376 else
1377 ee_mode = AR5K_EEPROM_MODE_11B;
1378 obdb = 0;
1379
1380 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1381 ee->ee_ob[ee_mode][obdb], 3, 287, 0, true))
1382 return -EINVAL;
1383
1384 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1385 ee->ee_ob[ee_mode][obdb], 3, 290, 0, true))
1386 return -EINVAL;
1387 } else {
1388 /* For 11a, Turbo and XR */
1389 ee_mode = AR5K_EEPROM_MODE_11A;
1390 obdb = channel->center_freq >= 5725 ? 3 :
1391 (channel->center_freq >= 5500 ? 2 :
1392 (channel->center_freq >= 5260 ? 1 :
1393 (channel->center_freq > 4000 ? 0 : -1)));
1394
1395 if (obdb == -1)
1396 return -EINVAL;
1397
1398 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1399 ee->ee_ob[ee_mode][obdb], 3, 279, 0, true))
1400 return -EINVAL;
1401
1402 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1403 ee->ee_ob[ee_mode][obdb], 3, 282, 0, true))
1404 return -EINVAL;
1405 }
1406
1407 ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1408 ee->ee_x_gain[ee_mode], 2, 270, 0, true);
1409 ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1410 ee->ee_x_gain[ee_mode], 2, 257, 0, true);
1411
1412 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6],
1413 ee->ee_xpd[ee_mode], 1, 302, 0, true))
1414 return -EINVAL;
1415
1416 /* Modify bank 7 */
1417 if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[7],
1418 ee->ee_i_gain[ee_mode], 6, 14, 0, true))
1419 return -EINVAL;
1420
1421 /* Write RF values */
1422 for (i = 0; i < rf_size; i++)
1423 ath5k_hw_reg_write(ah, rf[i], rf_ini[i].rf_register);
1424
1425 return 0;
1426 }
1427
1428 /*
1429 * Initialize RF5413/5414 and future chips
1430 * (until we come up with a better solution)
1431 */
1432 static int ath5k_hw_rf5413_rfregs(struct ath5k_hw *ah,
1433 struct ieee80211_channel *channel, unsigned int mode)
1434 {
1435 const struct ath5k_ini_rf *rf_ini;
1436 u32 *rf;
1437 unsigned int rf_size, i;
1438 int bank = -1;
1439
1440 AR5K_ASSERT_ENTRY(mode, AR5K_MODE_MAX);
1441
1442 rf = ah->ah_rf_banks;
1443
1444 switch (ah->ah_radio) {
1445 case AR5K_RF5413:
1446 rf_ini = rfregs_5413;
1447 rf_size = ARRAY_SIZE(rfregs_5413);
1448 break;
1449 case AR5K_RF2413:
1450 rf_ini = rfregs_2413;
1451 rf_size = ARRAY_SIZE(rfregs_2413);
1452
1453 if (mode < 2) {
1454 ATH5K_ERR(ah->ah_sc,
1455 "invalid channel mode: %i\n", mode);
1456 return -EINVAL;
1457 }
1458
1459 mode = mode - 2;
1460 break;
1461 case AR5K_RF2425:
1462 rf_ini = rfregs_2425;
1463 rf_size = ARRAY_SIZE(rfregs_2425);
1464
1465 if (mode < 2) {
1466 ATH5K_ERR(ah->ah_sc,
1467 "invalid channel mode: %i\n", mode);
1468 return -EINVAL;
1469 }
1470
1471 /* Map b to g */
1472 if (mode == 2)
1473 mode = 0;
1474 else
1475 mode = mode - 3;
1476
1477 break;
1478 default:
1479 return -EINVAL;
1480 }
1481
1482 /* Copy values to modify them */
1483 for (i = 0; i < rf_size; i++) {
1484 if (rf_ini[i].rf_bank >= AR5K_RF5112_INI_RF_MAX_BANKS) {
1485 ATH5K_ERR(ah->ah_sc, "invalid bank\n");
1486 return -EINVAL;
1487 }
1488
1489 if (bank != rf_ini[i].rf_bank) {
1490 bank = rf_ini[i].rf_bank;
1491 ah->ah_offset[bank] = i;
1492 }
1493
1494 rf[i] = rf_ini[i].rf_value[mode];
1495 }
1496
1497 /*
1498 * After compairing dumps from different cards
1499 * we get the same RF_BUFFER settings (diff returns
1500 * 0 lines). It seems that RF_BUFFER settings are static
1501 * and are written unmodified (no EEPROM stuff
1502 * is used because calibration data would be
1503 * different between different cards and would result
1504 * different RF_BUFFER settings)
1505 */
1506
1507 /* Write RF values */
1508 for (i = 0; i < rf_size; i++)
1509 ath5k_hw_reg_write(ah, rf[i], rf_ini[i].rf_register);
1510
1511 return 0;
1512 }
1513
1514 /*
1515 * Initialize RF
1516 */
1517 int ath5k_hw_rfregs(struct ath5k_hw *ah, struct ieee80211_channel *channel,
1518 unsigned int mode)
1519 {
1520 int (*func)(struct ath5k_hw *, struct ieee80211_channel *, unsigned int);
1521 int ret;
1522
1523 switch (ah->ah_radio) {
1524 case AR5K_RF5111:
1525 ah->ah_rf_banks_size = sizeof(rfregs_5111);
1526 func = ath5k_hw_rf5111_rfregs;
1527 break;
1528 case AR5K_RF5112:
1529 if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_5112A)
1530 ah->ah_rf_banks_size = sizeof(rfregs_5112a);
1531 else
1532 ah->ah_rf_banks_size = sizeof(rfregs_5112);
1533 func = ath5k_hw_rf5112_rfregs;
1534 break;
1535 case AR5K_RF5413:
1536 ah->ah_rf_banks_size = sizeof(rfregs_5413);
1537 func = ath5k_hw_rf5413_rfregs;
1538 break;
1539 case AR5K_RF2413:
1540 ah->ah_rf_banks_size = sizeof(rfregs_2413);
1541 func = ath5k_hw_rf5413_rfregs;
1542 break;
1543 case AR5K_RF2425:
1544 ah->ah_rf_banks_size = sizeof(rfregs_2425);
1545 func = ath5k_hw_rf5413_rfregs;
1546 break;
1547 default:
1548 return -EINVAL;
1549 }
1550
1551 if (ah->ah_rf_banks == NULL) {
1552 /* XXX do extra checks? */
1553 ah->ah_rf_banks = kmalloc(ah->ah_rf_banks_size, GFP_KERNEL);
1554 if (ah->ah_rf_banks == NULL) {
1555 ATH5K_ERR(ah->ah_sc, "out of memory\n");
1556 return -ENOMEM;
1557 }
1558 }
1559
1560 ret = func(ah, channel, mode);
1561 if (!ret)
1562 ah->ah_rf_gain = AR5K_RFGAIN_INACTIVE;
1563
1564 return ret;
1565 }
1566
1567 int ath5k_hw_rfgain(struct ath5k_hw *ah, unsigned int freq)
1568 {
1569 const struct ath5k_ini_rfgain *ath5k_rfg;
1570 unsigned int i, size;
1571
1572 switch (ah->ah_radio) {
1573 case AR5K_RF5111:
1574 ath5k_rfg = rfgain_5111;
1575 size = ARRAY_SIZE(rfgain_5111);
1576 break;
1577 case AR5K_RF5112:
1578 ath5k_rfg = rfgain_5112;
1579 size = ARRAY_SIZE(rfgain_5112);
1580 break;
1581 case AR5K_RF5413:
1582 ath5k_rfg = rfgain_5413;
1583 size = ARRAY_SIZE(rfgain_5413);
1584 break;
1585 case AR5K_RF2413:
1586 ath5k_rfg = rfgain_2413;
1587 size = ARRAY_SIZE(rfgain_2413);
1588 freq = 0; /* only 2Ghz */
1589 break;
1590 case AR5K_RF2425:
1591 ath5k_rfg = rfgain_2413;
1592 size = ARRAY_SIZE(rfgain_2413);
1593 freq = 0; /* only 2Ghz */
1594 break;
1595 default:
1596 return -EINVAL;
1597 }
1598
1599 switch (freq) {
1600 case AR5K_INI_RFGAIN_2GHZ:
1601 case AR5K_INI_RFGAIN_5GHZ:
1602 break;
1603 default:
1604 return -EINVAL;
1605 }
1606
1607 for (i = 0; i < size; i++) {
1608 AR5K_REG_WAIT(i);
1609 ath5k_hw_reg_write(ah, ath5k_rfg[i].rfg_value[freq],
1610 (u32)ath5k_rfg[i].rfg_register);
1611 }
1612
1613 return 0;
1614 }
1615
1616 enum ath5k_rfgain ath5k_hw_get_rf_gain(struct ath5k_hw *ah)
1617 {
1618 u32 data, type;
1619
1620 ATH5K_TRACE(ah->ah_sc);
1621
1622 if (ah->ah_rf_banks == NULL || !ah->ah_gain.g_active ||
1623 ah->ah_version <= AR5K_AR5211)
1624 return AR5K_RFGAIN_INACTIVE;
1625
1626 if (ah->ah_rf_gain != AR5K_RFGAIN_READ_REQUESTED)
1627 goto done;
1628
1629 data = ath5k_hw_reg_read(ah, AR5K_PHY_PAPD_PROBE);
1630
1631 if (!(data & AR5K_PHY_PAPD_PROBE_TX_NEXT)) {
1632 ah->ah_gain.g_current = data >> AR5K_PHY_PAPD_PROBE_GAINF_S;
1633 type = AR5K_REG_MS(data, AR5K_PHY_PAPD_PROBE_TYPE);
1634
1635 if (type == AR5K_PHY_PAPD_PROBE_TYPE_CCK)
1636 ah->ah_gain.g_current += AR5K_GAIN_CCK_PROBE_CORR;
1637
1638 if (ah->ah_radio >= AR5K_RF5112) {
1639 ath5k_hw_rfregs_gainf_corr(ah);
1640 ah->ah_gain.g_current =
1641 ah->ah_gain.g_current>=ah->ah_gain.g_f_corr ?
1642 (ah->ah_gain.g_current-ah->ah_gain.g_f_corr) :
1643 0;
1644 }
1645
1646 if (ath5k_hw_rfregs_gain_readback(ah) &&
1647 AR5K_GAIN_CHECK_ADJUST(&ah->ah_gain) &&
1648 ath5k_hw_rfregs_gain_adjust(ah))
1649 ah->ah_rf_gain = AR5K_RFGAIN_NEED_CHANGE;
1650 }
1651
1652 done:
1653 return ah->ah_rf_gain;
1654 }
1655
1656 int ath5k_hw_set_rfgain_opt(struct ath5k_hw *ah)
1657 {
1658 /* Initialize the gain optimization values */
1659 switch (ah->ah_radio) {
1660 case AR5K_RF5111:
1661 ah->ah_gain.g_step_idx = rfgain_opt_5111.go_default;
1662 ah->ah_gain.g_step =
1663 &rfgain_opt_5111.go_step[ah->ah_gain.g_step_idx];
1664 ah->ah_gain.g_low = 20;
1665 ah->ah_gain.g_high = 35;
1666 ah->ah_gain.g_active = 1;
1667 break;
1668 case AR5K_RF5112:
1669 ah->ah_gain.g_step_idx = rfgain_opt_5112.go_default;
1670 ah->ah_gain.g_step =
1671 &rfgain_opt_5112.go_step[ah->ah_gain.g_step_idx];
1672 ah->ah_gain.g_low = 20;
1673 ah->ah_gain.g_high = 85;
1674 ah->ah_gain.g_active = 1;
1675 break;
1676 default:
1677 return -EINVAL;
1678 }
1679
1680 return 0;
1681 }
1682
1683 /**************************\
1684 PHY/RF channel functions
1685 \**************************/
1686
1687 /*
1688 * Check if a channel is supported
1689 */
1690 bool ath5k_channel_ok(struct ath5k_hw *ah, u16 freq, unsigned int flags)
1691 {
1692 /* Check if the channel is in our supported range */
1693 if (flags & CHANNEL_2GHZ) {
1694 if ((freq >= ah->ah_capabilities.cap_range.range_2ghz_min) &&
1695 (freq <= ah->ah_capabilities.cap_range.range_2ghz_max))
1696 return true;
1697 } else if (flags & CHANNEL_5GHZ)
1698 if ((freq >= ah->ah_capabilities.cap_range.range_5ghz_min) &&
1699 (freq <= ah->ah_capabilities.cap_range.range_5ghz_max))
1700 return true;
1701
1702 return false;
1703 }
1704
1705 /*
1706 * Convertion needed for RF5110
1707 */
1708 static u32 ath5k_hw_rf5110_chan2athchan(struct ieee80211_channel *channel)
1709 {
1710 u32 athchan;
1711
1712 /*
1713 * Convert IEEE channel/MHz to an internal channel value used
1714 * by the AR5210 chipset. This has not been verified with
1715 * newer chipsets like the AR5212A who have a completely
1716 * different RF/PHY part.
1717 */
1718 athchan = (ath5k_hw_bitswap(
1719 (ieee80211_frequency_to_channel(
1720 channel->center_freq) - 24) / 2, 5)
1721 << 1) | (1 << 6) | 0x1;
1722 return athchan;
1723 }
1724
1725 /*
1726 * Set channel on RF5110
1727 */
1728 static int ath5k_hw_rf5110_channel(struct ath5k_hw *ah,
1729 struct ieee80211_channel *channel)
1730 {
1731 u32 data;
1732
1733 /*
1734 * Set the channel and wait
1735 */
1736 data = ath5k_hw_rf5110_chan2athchan(channel);
1737 ath5k_hw_reg_write(ah, data, AR5K_RF_BUFFER);
1738 ath5k_hw_reg_write(ah, 0, AR5K_RF_BUFFER_CONTROL_0);
1739 mdelay(1);
1740
1741 return 0;
1742 }
1743
1744 /*
1745 * Convertion needed for 5111
1746 */
1747 static int ath5k_hw_rf5111_chan2athchan(unsigned int ieee,
1748 struct ath5k_athchan_2ghz *athchan)
1749 {
1750 int channel;
1751
1752 /* Cast this value to catch negative channel numbers (>= -19) */
1753 channel = (int)ieee;
1754
1755 /*
1756 * Map 2GHz IEEE channel to 5GHz Atheros channel
1757 */
1758 if (channel <= 13) {
1759 athchan->a2_athchan = 115 + channel;
1760 athchan->a2_flags = 0x46;
1761 } else if (channel == 14) {
1762 athchan->a2_athchan = 124;
1763 athchan->a2_flags = 0x44;
1764 } else if (channel >= 15 && channel <= 26) {
1765 athchan->a2_athchan = ((channel - 14) * 4) + 132;
1766 athchan->a2_flags = 0x46;
1767 } else
1768 return -EINVAL;
1769
1770 return 0;
1771 }
1772
1773 /*
1774 * Set channel on 5111
1775 */
1776 static int ath5k_hw_rf5111_channel(struct ath5k_hw *ah,
1777 struct ieee80211_channel *channel)
1778 {
1779 struct ath5k_athchan_2ghz ath5k_channel_2ghz;
1780 unsigned int ath5k_channel =
1781 ieee80211_frequency_to_channel(channel->center_freq);
1782 u32 data0, data1, clock;
1783 int ret;
1784
1785 /*
1786 * Set the channel on the RF5111 radio
1787 */
1788 data0 = data1 = 0;
1789
1790 if (channel->hw_value & CHANNEL_2GHZ) {
1791 /* Map 2GHz channel to 5GHz Atheros channel ID */
1792 ret = ath5k_hw_rf5111_chan2athchan(
1793 ieee80211_frequency_to_channel(channel->center_freq),
1794 &ath5k_channel_2ghz);
1795 if (ret)
1796 return ret;
1797
1798 ath5k_channel = ath5k_channel_2ghz.a2_athchan;
1799 data0 = ((ath5k_hw_bitswap(ath5k_channel_2ghz.a2_flags, 8) & 0xff)
1800 << 5) | (1 << 4);
1801 }
1802
1803 if (ath5k_channel < 145 || !(ath5k_channel & 1)) {
1804 clock = 1;
1805 data1 = ((ath5k_hw_bitswap(ath5k_channel - 24, 8) & 0xff) << 2) |
1806 (clock << 1) | (1 << 10) | 1;
1807 } else {
1808 clock = 0;
1809 data1 = ((ath5k_hw_bitswap((ath5k_channel - 24) / 2, 8) & 0xff)
1810 << 2) | (clock << 1) | (1 << 10) | 1;
1811 }
1812
1813 ath5k_hw_reg_write(ah, (data1 & 0xff) | ((data0 & 0xff) << 8),
1814 AR5K_RF_BUFFER);
1815 ath5k_hw_reg_write(ah, ((data1 >> 8) & 0xff) | (data0 & 0xff00),
1816 AR5K_RF_BUFFER_CONTROL_3);
1817
1818 return 0;
1819 }
1820
1821 /*
1822 * Set channel on 5112 and newer
1823 */
1824 static int ath5k_hw_rf5112_channel(struct ath5k_hw *ah,
1825 struct ieee80211_channel *channel)
1826 {
1827 u32 data, data0, data1, data2;
1828 u16 c;
1829
1830 data = data0 = data1 = data2 = 0;
1831 c = channel->center_freq;
1832
1833 /*
1834 * Set the channel on the RF5112 or newer
1835 */
1836 if (c < 4800) {
1837 if (!((c - 2224) % 5)) {
1838 data0 = ((2 * (c - 704)) - 3040) / 10;
1839 data1 = 1;
1840 } else if (!((c - 2192) % 5)) {
1841 data0 = ((2 * (c - 672)) - 3040) / 10;
1842 data1 = 0;
1843 } else
1844 return -EINVAL;
1845
1846 data0 = ath5k_hw_bitswap((data0 << 2) & 0xff, 8);
1847 } else {
1848 if (!(c % 20) && c >= 5120) {
1849 data0 = ath5k_hw_bitswap(((c - 4800) / 20 << 2), 8);
1850 data2 = ath5k_hw_bitswap(3, 2);
1851 } else if (!(c % 10)) {
1852 data0 = ath5k_hw_bitswap(((c - 4800) / 10 << 1), 8);
1853 data2 = ath5k_hw_bitswap(2, 2);
1854 } else if (!(c % 5)) {
1855 data0 = ath5k_hw_bitswap((c - 4800) / 5, 8);
1856 data2 = ath5k_hw_bitswap(1, 2);
1857 } else
1858 return -EINVAL;
1859 }
1860
1861 data = (data0 << 4) | (data1 << 1) | (data2 << 2) | 0x1001;
1862
1863 ath5k_hw_reg_write(ah, data & 0xff, AR5K_RF_BUFFER);
1864 ath5k_hw_reg_write(ah, (data >> 8) & 0x7f, AR5K_RF_BUFFER_CONTROL_5);
1865
1866 return 0;
1867 }
1868
1869 /*
1870 * Set a channel on the radio chip
1871 */
1872 int ath5k_hw_channel(struct ath5k_hw *ah, struct ieee80211_channel *channel)
1873 {
1874 int ret;
1875 /*
1876 * Check bounds supported by the PHY (we don't care about regultory
1877 * restrictions at this point). Note: hw_value already has the band
1878 * (CHANNEL_2GHZ, or CHANNEL_5GHZ) so we inform ath5k_channel_ok()
1879 * of the band by that */
1880 if (!ath5k_channel_ok(ah, channel->center_freq, channel->hw_value)) {
1881 ATH5K_ERR(ah->ah_sc,
1882 "channel frequency (%u MHz) out of supported "
1883 "band range\n",
1884 channel->center_freq);
1885 return -EINVAL;
1886 }
1887
1888 /*
1889 * Set the channel and wait
1890 */
1891 switch (ah->ah_radio) {
1892 case AR5K_RF5110:
1893 ret = ath5k_hw_rf5110_channel(ah, channel);
1894 break;
1895 case AR5K_RF5111:
1896 ret = ath5k_hw_rf5111_channel(ah, channel);
1897 break;
1898 default:
1899 ret = ath5k_hw_rf5112_channel(ah, channel);
1900 break;
1901 }
1902
1903 if (ret)
1904 return ret;
1905
1906 ah->ah_current_channel.center_freq = channel->center_freq;
1907 ah->ah_current_channel.hw_value = channel->hw_value;
1908 ah->ah_turbo = channel->hw_value == CHANNEL_T ? true : false;
1909
1910 return 0;
1911 }
1912
1913 /*****************\
1914 PHY calibration
1915 \*****************/
1916
1917 /**
1918 * ath5k_hw_noise_floor_calibration - perform PHY noise floor calibration
1919 *
1920 * @ah: struct ath5k_hw pointer we are operating on
1921 * @freq: the channel frequency, just used for error logging
1922 *
1923 * This function performs a noise floor calibration of the PHY and waits for
1924 * it to complete. Then the noise floor value is compared to some maximum
1925 * noise floor we consider valid.
1926 *
1927 * Note that this is different from what the madwifi HAL does: it reads the
1928 * noise floor and afterwards initiates the calibration. Since the noise floor
1929 * calibration can take some time to finish, depending on the current channel
1930 * use, that avoids the occasional timeout warnings we are seeing now.
1931 *
1932 * See the following link for an Atheros patent on noise floor calibration:
1933 * http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL \
1934 * &p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=7245893.PN.&OS=PN/7
1935 *
1936 */
1937 int
1938 ath5k_hw_noise_floor_calibration(struct ath5k_hw *ah, short freq)
1939 {
1940 int ret;
1941 unsigned int i;
1942 s32 noise_floor;
1943
1944 /*
1945 * Enable noise floor calibration and wait until completion
1946 */
1947 AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
1948 AR5K_PHY_AGCCTL_NF);
1949
1950 ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL,
1951 AR5K_PHY_AGCCTL_NF, 0, false);
1952 if (ret) {
1953 ATH5K_ERR(ah->ah_sc,
1954 "noise floor calibration timeout (%uMHz)\n", freq);
1955 return ret;
1956 }
1957
1958 /* Wait until the noise floor is calibrated and read the value */
1959 for (i = 20; i > 0; i--) {
1960 mdelay(1);
1961 noise_floor = ath5k_hw_reg_read(ah, AR5K_PHY_NF);
1962 noise_floor = AR5K_PHY_NF_RVAL(noise_floor);
1963 if (noise_floor & AR5K_PHY_NF_ACTIVE) {
1964 noise_floor = AR5K_PHY_NF_AVAL(noise_floor);
1965
1966 if (noise_floor <= AR5K_TUNE_NOISE_FLOOR)
1967 break;
1968 }
1969 }
1970
1971 ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_CALIBRATE,
1972 "noise floor %d\n", noise_floor);
1973
1974 if (noise_floor > AR5K_TUNE_NOISE_FLOOR) {
1975 ATH5K_ERR(ah->ah_sc,
1976 "noise floor calibration failed (%uMHz)\n", freq);
1977 return -EIO;
1978 }
1979
1980 ah->ah_noise_floor = noise_floor;
1981
1982 return 0;
1983 }
1984
1985 /*
1986 * Perform a PHY calibration on RF5110
1987 * -Fix BPSK/QAM Constellation (I/Q correction)
1988 * -Calculate Noise Floor
1989 */
1990 static int ath5k_hw_rf5110_calibrate(struct ath5k_hw *ah,
1991 struct ieee80211_channel *channel)
1992 {
1993 u32 phy_sig, phy_agc, phy_sat, beacon;
1994 int ret;
1995
1996 /*
1997 * Disable beacons and RX/TX queues, wait
1998 */
1999 AR5K_REG_ENABLE_BITS(ah, AR5K_DIAG_SW_5210,
2000 AR5K_DIAG_SW_DIS_TX | AR5K_DIAG_SW_DIS_RX_5210);
2001 beacon = ath5k_hw_reg_read(ah, AR5K_BEACON_5210);
2002 ath5k_hw_reg_write(ah, beacon & ~AR5K_BEACON_ENABLE, AR5K_BEACON_5210);
2003
2004 udelay(2300);
2005
2006 /*
2007 * Set the channel (with AGC turned off)
2008 */
2009 AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGC, AR5K_PHY_AGC_DISABLE);
2010 udelay(10);
2011 ret = ath5k_hw_channel(ah, channel);
2012
2013 /*
2014 * Activate PHY and wait
2015 */
2016 ath5k_hw_reg_write(ah, AR5K_PHY_ACT_ENABLE, AR5K_PHY_ACT);
2017 mdelay(1);
2018
2019 AR5K_REG_DISABLE_BITS(ah, AR5K_PHY_AGC, AR5K_PHY_AGC_DISABLE);
2020
2021 if (ret)
2022 return ret;
2023
2024 /*
2025 * Calibrate the radio chip
2026 */
2027
2028 /* Remember normal state */
2029 phy_sig = ath5k_hw_reg_read(ah, AR5K_PHY_SIG);
2030 phy_agc = ath5k_hw_reg_read(ah, AR5K_PHY_AGCCOARSE);
2031 phy_sat = ath5k_hw_reg_read(ah, AR5K_PHY_ADCSAT);
2032
2033 /* Update radio registers */
2034 ath5k_hw_reg_write(ah, (phy_sig & ~(AR5K_PHY_SIG_FIRPWR)) |
2035 AR5K_REG_SM(-1, AR5K_PHY_SIG_FIRPWR), AR5K_PHY_SIG);
2036
2037 ath5k_hw_reg_write(ah, (phy_agc & ~(AR5K_PHY_AGCCOARSE_HI |
2038 AR5K_PHY_AGCCOARSE_LO)) |
2039 AR5K_REG_SM(-1, AR5K_PHY_AGCCOARSE_HI) |
2040 AR5K_REG_SM(-127, AR5K_PHY_AGCCOARSE_LO), AR5K_PHY_AGCCOARSE);
2041
2042 ath5k_hw_reg_write(ah, (phy_sat & ~(AR5K_PHY_ADCSAT_ICNT |
2043 AR5K_PHY_ADCSAT_THR)) |
2044 AR5K_REG_SM(2, AR5K_PHY_ADCSAT_ICNT) |
2045 AR5K_REG_SM(12, AR5K_PHY_ADCSAT_THR), AR5K_PHY_ADCSAT);
2046
2047 udelay(20);
2048
2049 AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGC, AR5K_PHY_AGC_DISABLE);
2050 udelay(10);
2051 ath5k_hw_reg_write(ah, AR5K_PHY_RFSTG_DISABLE, AR5K_PHY_RFSTG);
2052 AR5K_REG_DISABLE_BITS(ah, AR5K_PHY_AGC, AR5K_PHY_AGC_DISABLE);
2053
2054 mdelay(1);
2055
2056 /*
2057 * Enable calibration and wait until completion
2058 */
2059 AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL, AR5K_PHY_AGCCTL_CAL);
2060
2061 ret = ath5k_hw_register_timeout(ah, AR5K_PHY_AGCCTL,
2062 AR5K_PHY_AGCCTL_CAL, 0, false);
2063
2064 /* Reset to normal state */
2065 ath5k_hw_reg_write(ah, phy_sig, AR5K_PHY_SIG);
2066 ath5k_hw_reg_write(ah, phy_agc, AR5K_PHY_AGCCOARSE);
2067 ath5k_hw_reg_write(ah, phy_sat, AR5K_PHY_ADCSAT);
2068
2069 if (ret) {
2070 ATH5K_ERR(ah->ah_sc, "calibration timeout (%uMHz)\n",
2071 channel->center_freq);
2072 return ret;
2073 }
2074
2075 ret = ath5k_hw_noise_floor_calibration(ah, channel->center_freq);
2076 if (ret)
2077 return ret;
2078
2079 /*
2080 * Re-enable RX/TX and beacons
2081 */
2082 AR5K_REG_DISABLE_BITS(ah, AR5K_DIAG_SW_5210,
2083 AR5K_DIAG_SW_DIS_TX | AR5K_DIAG_SW_DIS_RX_5210);
2084 ath5k_hw_reg_write(ah, beacon, AR5K_BEACON_5210);
2085
2086 return 0;
2087 }
2088
2089 /*
2090 * Perform a PHY calibration on RF5111/5112
2091 */
2092 static int ath5k_hw_rf511x_calibrate(struct ath5k_hw *ah,
2093 struct ieee80211_channel *channel)
2094 {
2095 u32 i_pwr, q_pwr;
2096 s32 iq_corr, i_coff, i_coffd, q_coff, q_coffd;
2097 ATH5K_TRACE(ah->ah_sc);
2098
2099 if (!ah->ah_calibration ||
2100 ath5k_hw_reg_read(ah, AR5K_PHY_IQ) & AR5K_PHY_IQ_RUN)
2101 goto done;
2102
2103 ah->ah_calibration = false;
2104
2105 iq_corr = ath5k_hw_reg_read(ah, AR5K_PHY_IQRES_CAL_CORR);
2106 i_pwr = ath5k_hw_reg_read(ah, AR5K_PHY_IQRES_CAL_PWR_I);
2107 q_pwr = ath5k_hw_reg_read(ah, AR5K_PHY_IQRES_CAL_PWR_Q);
2108 i_coffd = ((i_pwr >> 1) + (q_pwr >> 1)) >> 7;
2109 q_coffd = q_pwr >> 6;
2110
2111 if (i_coffd == 0 || q_coffd == 0)
2112 goto done;
2113
2114 i_coff = ((-iq_corr) / i_coffd) & 0x3f;
2115 q_coff = (((s32)i_pwr / q_coffd) - 64) & 0x1f;
2116
2117 /* Commit new IQ value */
2118 AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_IQ, AR5K_PHY_IQ_CORR_ENABLE |
2119 ((u32)q_coff) | ((u32)i_coff << AR5K_PHY_IQ_CORR_Q_I_COFF_S));
2120
2121 done:
2122 ath5k_hw_noise_floor_calibration(ah, channel->center_freq);
2123
2124 /* Request RF gain */
2125 if (channel->hw_value & CHANNEL_5GHZ) {
2126 ath5k_hw_reg_write(ah, AR5K_REG_SM(ah->ah_txpower.txp_max,
2127 AR5K_PHY_PAPD_PROBE_TXPOWER) |
2128 AR5K_PHY_PAPD_PROBE_TX_NEXT, AR5K_PHY_PAPD_PROBE);
2129 ah->ah_rf_gain = AR5K_RFGAIN_READ_REQUESTED;
2130 }
2131
2132 return 0;
2133 }
2134
2135 /*
2136 * Perform a PHY calibration
2137 */
2138 int ath5k_hw_phy_calibrate(struct ath5k_hw *ah,
2139 struct ieee80211_channel *channel)
2140 {
2141 int ret;
2142
2143 if (ah->ah_radio == AR5K_RF5110)
2144 ret = ath5k_hw_rf5110_calibrate(ah, channel);
2145 else
2146 ret = ath5k_hw_rf511x_calibrate(ah, channel);
2147
2148 return ret;
2149 }
2150
2151 int ath5k_hw_phy_disable(struct ath5k_hw *ah)
2152 {
2153 ATH5K_TRACE(ah->ah_sc);
2154 /*Just a try M.F.*/
2155 ath5k_hw_reg_write(ah, AR5K_PHY_ACT_DISABLE, AR5K_PHY_ACT);
2156
2157 return 0;
2158 }
2159
2160 /********************\
2161 Misc PHY functions
2162 \********************/
2163
2164 /*
2165 * Get the PHY Chip revision
2166 */
2167 u16 ath5k_hw_radio_revision(struct ath5k_hw *ah, unsigned int chan)
2168 {
2169 unsigned int i;
2170 u32 srev;
2171 u16 ret;
2172
2173 ATH5K_TRACE(ah->ah_sc);
2174
2175 /*
2176 * Set the radio chip access register
2177 */
2178 switch (chan) {
2179 case CHANNEL_2GHZ:
2180 ath5k_hw_reg_write(ah, AR5K_PHY_SHIFT_2GHZ, AR5K_PHY(0));
2181 break;
2182 case CHANNEL_5GHZ:
2183 ath5k_hw_reg_write(ah, AR5K_PHY_SHIFT_5GHZ, AR5K_PHY(0));
2184 break;
2185 default:
2186 return 0;
2187 }
2188
2189 mdelay(2);
2190
2191 /* ...wait until PHY is ready and read the selected radio revision */
2192 ath5k_hw_reg_write(ah, 0x00001c16, AR5K_PHY(0x34));
2193
2194 for (i = 0; i < 8; i++)
2195 ath5k_hw_reg_write(ah, 0x00010000, AR5K_PHY(0x20));
2196
2197 if (ah->ah_version == AR5K_AR5210) {
2198 srev = ath5k_hw_reg_read(ah, AR5K_PHY(256) >> 28) & 0xf;
2199 ret = (u16)ath5k_hw_bitswap(srev, 4) + 1;
2200 } else {
2201 srev = (ath5k_hw_reg_read(ah, AR5K_PHY(0x100)) >> 24) & 0xff;
2202 ret = (u16)ath5k_hw_bitswap(((srev & 0xf0) >> 4) |
2203 ((srev & 0x0f) << 4), 8);
2204 }
2205
2206 /* Reset to the 5GHz mode */
2207 ath5k_hw_reg_write(ah, AR5K_PHY_SHIFT_5GHZ, AR5K_PHY(0));
2208
2209 return ret;
2210 }
2211
2212 void /*TODO:Boundary check*/
2213 ath5k_hw_set_def_antenna(struct ath5k_hw *ah, unsigned int ant)
2214 {
2215 ATH5K_TRACE(ah->ah_sc);
2216 /*Just a try M.F.*/
2217 if (ah->ah_version != AR5K_AR5210)
2218 ath5k_hw_reg_write(ah, ant, AR5K_DEFAULT_ANTENNA);
2219 }
2220
2221 unsigned int ath5k_hw_get_def_antenna(struct ath5k_hw *ah)
2222 {
2223 ATH5K_TRACE(ah->ah_sc);
2224 /*Just a try M.F.*/
2225 if (ah->ah_version != AR5K_AR5210)
2226 return ath5k_hw_reg_read(ah, AR5K_DEFAULT_ANTENNA);
2227
2228 return false; /*XXX: What do we return for 5210 ?*/
2229 }
2230
2231 /*
2232 * TX power setup
2233 */
2234
2235 /*
2236 * Initialize the tx power table (not fully implemented)
2237 */
2238 static void ath5k_txpower_table(struct ath5k_hw *ah,
2239 struct ieee80211_channel *channel, s16 max_power)
2240 {
2241 unsigned int i, min, max, n;
2242 u16 txpower, *rates;
2243
2244 rates = ah->ah_txpower.txp_rates;
2245
2246 txpower = AR5K_TUNE_DEFAULT_TXPOWER * 2;
2247 if (max_power > txpower)
2248 txpower = max_power > AR5K_TUNE_MAX_TXPOWER ?
2249 AR5K_TUNE_MAX_TXPOWER : max_power;
2250
2251 for (i = 0; i < AR5K_MAX_RATES; i++)
2252 rates[i] = txpower;
2253
2254 /* XXX setup target powers by rate */
2255
2256 ah->ah_txpower.txp_min = rates[7];
2257 ah->ah_txpower.txp_max = rates[0];
2258 ah->ah_txpower.txp_ofdm = rates[0];
2259
2260 /* Calculate the power table */
2261 n = ARRAY_SIZE(ah->ah_txpower.txp_pcdac);
2262 min = AR5K_EEPROM_PCDAC_START;
2263 max = AR5K_EEPROM_PCDAC_STOP;
2264 for (i = 0; i < n; i += AR5K_EEPROM_PCDAC_STEP)
2265 ah->ah_txpower.txp_pcdac[i] =
2266 #ifdef notyet
2267 min + ((i * (max - min)) / n);
2268 #else
2269 min;
2270 #endif
2271 }
2272
2273 /*
2274 * Set transmition power
2275 */
2276 int /*O.K. - txpower_table is unimplemented so this doesn't work*/
2277 ath5k_hw_txpower(struct ath5k_hw *ah, struct ieee80211_channel *channel,
2278 unsigned int txpower)
2279 {
2280 bool tpc = ah->ah_txpower.txp_tpc;
2281 unsigned int i;
2282
2283 ATH5K_TRACE(ah->ah_sc);
2284 if (txpower > AR5K_TUNE_MAX_TXPOWER) {
2285 ATH5K_ERR(ah->ah_sc, "invalid tx power: %u\n", txpower);
2286 return -EINVAL;
2287 }
2288
2289 /*
2290 * RF2413 for some reason can't
2291 * transmit anything if we call
2292 * this funtion, so we skip it
2293 * until we fix txpower.
2294 *
2295 * XXX: Assume same for RF2425
2296 * to be safe.
2297 */
2298 if ((ah->ah_radio == AR5K_RF2413) || (ah->ah_radio == AR5K_RF2425))
2299 return 0;
2300
2301 /* Reset TX power values */
2302 memset(&ah->ah_txpower, 0, sizeof(ah->ah_txpower));
2303 ah->ah_txpower.txp_tpc = tpc;
2304
2305 /* Initialize TX power table */
2306 ath5k_txpower_table(ah, channel, txpower);
2307
2308 /*
2309 * Write TX power values
2310 */
2311 for (i = 0; i < (AR5K_EEPROM_POWER_TABLE_SIZE / 2); i++) {
2312 ath5k_hw_reg_write(ah,
2313 ((((ah->ah_txpower.txp_pcdac[(i << 1) + 1] << 8) | 0xff) & 0xffff) << 16) |
2314 (((ah->ah_txpower.txp_pcdac[(i << 1) ] << 8) | 0xff) & 0xffff),
2315 AR5K_PHY_PCDAC_TXPOWER(i));
2316 }
2317
2318 ath5k_hw_reg_write(ah, AR5K_TXPOWER_OFDM(3, 24) |
2319 AR5K_TXPOWER_OFDM(2, 16) | AR5K_TXPOWER_OFDM(1, 8) |
2320 AR5K_TXPOWER_OFDM(0, 0), AR5K_PHY_TXPOWER_RATE1);
2321
2322 ath5k_hw_reg_write(ah, AR5K_TXPOWER_OFDM(7, 24) |
2323 AR5K_TXPOWER_OFDM(6, 16) | AR5K_TXPOWER_OFDM(5, 8) |
2324 AR5K_TXPOWER_OFDM(4, 0), AR5K_PHY_TXPOWER_RATE2);
2325
2326 ath5k_hw_reg_write(ah, AR5K_TXPOWER_CCK(10, 24) |
2327 AR5K_TXPOWER_CCK(9, 16) | AR5K_TXPOWER_CCK(15, 8) |
2328 AR5K_TXPOWER_CCK(8, 0), AR5K_PHY_TXPOWER_RATE3);
2329
2330 ath5k_hw_reg_write(ah, AR5K_TXPOWER_CCK(14, 24) |
2331 AR5K_TXPOWER_CCK(13, 16) | AR5K_TXPOWER_CCK(12, 8) |
2332 AR5K_TXPOWER_CCK(11, 0), AR5K_PHY_TXPOWER_RATE4);
2333
2334 if (ah->ah_txpower.txp_tpc)
2335 ath5k_hw_reg_write(ah, AR5K_PHY_TXPOWER_RATE_MAX_TPC_ENABLE |
2336 AR5K_TUNE_MAX_TXPOWER, AR5K_PHY_TXPOWER_RATE_MAX);
2337 else
2338 ath5k_hw_reg_write(ah, AR5K_PHY_TXPOWER_RATE_MAX |
2339 AR5K_TUNE_MAX_TXPOWER, AR5K_PHY_TXPOWER_RATE_MAX);
2340
2341 return 0;
2342 }
2343
2344 int ath5k_hw_set_txpower_limit(struct ath5k_hw *ah, unsigned int power)
2345 {
2346 /*Just a try M.F.*/
2347 struct ieee80211_channel *channel = &ah->ah_current_channel;
2348
2349 ATH5K_TRACE(ah->ah_sc);
2350 ATH5K_DBG(ah->ah_sc, ATH5K_DEBUG_TXPOWER,
2351 "changing txpower to %d\n", power);
2352
2353 return ath5k_hw_txpower(ah, channel, power);
2354 }
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