Commit | Line | Data |
---|---|---|
5192bf56 RM |
1 | /* |
2 | ||
3 | Broadcom B43 wireless driver | |
4 | IEEE 802.11n 2059 radio device data tables | |
5 | ||
108f4f3c RM |
6 | Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com> |
7 | ||
5192bf56 RM |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; see the file COPYING. If not, write to | |
20 | the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, | |
21 | Boston, MA 02110-1301, USA. | |
22 | ||
23 | */ | |
24 | ||
25 | #include "b43.h" | |
26 | #include "radio_2059.h" | |
27 | ||
ea422b2c RM |
28 | /* Extracted from MMIO dump of 6.30.223.141 */ |
29 | static u16 r2059_phy_rev1_init[][2] = { | |
30 | { 0x051, 0x70 }, { 0x05a, 0x03 }, { 0x079, 0x01 }, { 0x082, 0x70 }, | |
31 | { 0x083, 0x00 }, { 0x084, 0x70 }, { 0x09a, 0x7f }, { 0x0b6, 0x10 }, | |
32 | { 0x188, 0x05 }, | |
33 | }; | |
34 | ||
feb90636 RM |
35 | #define RADIOREGS(r00, r01, r02, r03, r04, r05, r06, r07, r08, r09, \ |
36 | r10, r11, r12, r13, r14, r15, r16, r17, r18, r19, \ | |
9a0bc41e | 37 | r20) \ |
feb90636 RM |
38 | .radio_syn16 = r00, \ |
39 | .radio_syn17 = r01, \ | |
40 | .radio_syn22 = r02, \ | |
41 | .radio_syn25 = r03, \ | |
42 | .radio_syn27 = r04, \ | |
43 | .radio_syn28 = r05, \ | |
44 | .radio_syn29 = r06, \ | |
45 | .radio_syn2c = r07, \ | |
46 | .radio_syn2d = r08, \ | |
47 | .radio_syn37 = r09, \ | |
48 | .radio_syn41 = r10, \ | |
49 | .radio_syn43 = r11, \ | |
50 | .radio_syn47 = r12, \ | |
9a0bc41e RM |
51 | .radio_rxtx4a = r13, \ |
52 | .radio_rxtx58 = r14, \ | |
53 | .radio_rxtx5a = r15, \ | |
54 | .radio_rxtx6a = r16, \ | |
55 | .radio_rxtx6d = r17, \ | |
56 | .radio_rxtx6e = r18, \ | |
57 | .radio_rxtx92 = r19, \ | |
58 | .radio_rxtx98 = r20 | |
feb90636 RM |
59 | |
60 | #define PHYREGS(r0, r1, r2, r3, r4, r5) \ | |
61 | .phy_regs.bw1 = r0, \ | |
62 | .phy_regs.bw2 = r1, \ | |
63 | .phy_regs.bw3 = r2, \ | |
64 | .phy_regs.bw4 = r3, \ | |
65 | .phy_regs.bw5 = r4, \ | |
66 | .phy_regs.bw6 = r5 | |
67 | ||
5effb73c RM |
68 | /* Extracted from MMIO dump of 6.30.223.141 |
69 | * TODO: Values for channels 12 & 13 are outdated (from some old 5.x driver)! | |
70 | */ | |
feb90636 | 71 | static const struct b43_phy_ht_channeltab_e_radio2059 b43_phy_ht_channeltab_radio2059[] = { |
5effb73c RM |
72 | { |
73 | .freq = 2412, | |
74 | RADIOREGS(0x48, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x6c, | |
75 | 0x09, 0x0f, 0x0a, 0x00, 0x0a, 0x00, 0x61, 0x73, | |
76 | 0x00, 0x00, 0x00, 0xd0, 0x00), | |
77 | PHYREGS(0x03c9, 0x03c5, 0x03c1, 0x043a, 0x043f, 0x0443), | |
78 | }, | |
79 | { | |
80 | .freq = 2417, | |
81 | RADIOREGS(0x4b, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x71, | |
82 | 0x09, 0x0f, 0x0a, 0x00, 0x0a, 0x00, 0x61, 0x73, | |
83 | 0x00, 0x00, 0x00, 0xd0, 0x00), | |
84 | PHYREGS(0x03cb, 0x03c7, 0x03c3, 0x0438, 0x043d, 0x0441), | |
85 | }, | |
86 | { | |
87 | .freq = 2422, | |
88 | RADIOREGS(0x4e, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x76, | |
89 | 0x09, 0x0f, 0x09, 0x00, 0x09, 0x00, 0x61, 0x73, | |
90 | 0x00, 0x00, 0x00, 0xd0, 0x00), | |
91 | PHYREGS(0x03cd, 0x03c9, 0x03c5, 0x0436, 0x043a, 0x043f), | |
92 | }, | |
93 | { | |
94 | .freq = 2427, | |
95 | RADIOREGS(0x52, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x7b, | |
96 | 0x09, 0x0f, 0x09, 0x00, 0x09, 0x00, 0x61, 0x73, | |
97 | 0x00, 0x00, 0x00, 0xa0, 0x00), | |
98 | PHYREGS(0x03cf, 0x03cb, 0x03c7, 0x0434, 0x0438, 0x043d), | |
99 | }, | |
100 | { | |
101 | .freq = 2432, | |
102 | RADIOREGS(0x55, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x80, | |
103 | 0x09, 0x0f, 0x08, 0x00, 0x08, 0x00, 0x61, 0x73, | |
104 | 0x00, 0x00, 0x00, 0xa0, 0x00), | |
105 | PHYREGS(0x03d1, 0x03cd, 0x03c9, 0x0431, 0x0436, 0x043a), | |
106 | }, | |
107 | { | |
108 | .freq = 2437, | |
109 | RADIOREGS(0x58, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x85, | |
110 | 0x09, 0x0f, 0x08, 0x00, 0x08, 0x00, 0x61, 0x73, | |
111 | 0x00, 0x00, 0x00, 0xa0, 0x00), | |
112 | PHYREGS(0x03d3, 0x03cf, 0x03cb, 0x042f, 0x0434, 0x0438), | |
113 | }, | |
114 | { | |
115 | .freq = 2442, | |
116 | RADIOREGS(0x5c, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x8a, | |
117 | 0x09, 0x0f, 0x07, 0x00, 0x07, 0x00, 0x61, 0x73, | |
118 | 0x00, 0x00, 0x00, 0x80, 0x00), | |
119 | PHYREGS(0x03d5, 0x03d1, 0x03cd, 0x042d, 0x0431, 0x0436), | |
120 | }, | |
121 | { | |
122 | .freq = 2447, | |
123 | RADIOREGS(0x5f, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x8f, | |
124 | 0x09, 0x0f, 0x07, 0x00, 0x07, 0x00, 0x61, 0x73, | |
125 | 0x00, 0x00, 0x00, 0x80, 0x00), | |
126 | PHYREGS(0x03d7, 0x03d3, 0x03cf, 0x042b, 0x042f, 0x0434), | |
127 | }, | |
128 | { | |
129 | .freq = 2452, | |
130 | RADIOREGS(0x62, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x94, | |
131 | 0x09, 0x0f, 0x07, 0x00, 0x07, 0x00, 0x61, 0x73, | |
132 | 0x00, 0x00, 0x00, 0x80, 0x00), | |
133 | PHYREGS(0x03d9, 0x03d5, 0x03d1, 0x0429, 0x042d, 0x0431), | |
134 | }, | |
135 | { | |
136 | .freq = 2457, | |
137 | RADIOREGS(0x66, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x99, | |
138 | 0x09, 0x0f, 0x06, 0x00, 0x06, 0x00, 0x61, 0x73, | |
139 | 0x00, 0x00, 0x00, 0x60, 0x00), | |
140 | PHYREGS(0x03db, 0x03d7, 0x03d3, 0x0427, 0x042b, 0x042f), | |
141 | }, | |
142 | { | |
143 | .freq = 2462, | |
144 | RADIOREGS(0x69, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0x9e, | |
145 | 0x09, 0x0f, 0x06, 0x00, 0x06, 0x00, 0x61, 0x73, | |
146 | 0x00, 0x00, 0x00, 0x60, 0x00), | |
147 | PHYREGS(0x03dd, 0x03d9, 0x03d5, 0x0424, 0x0429, 0x042d), | |
148 | }, | |
feb90636 RM |
149 | { .freq = 2467, |
150 | RADIOREGS(0x6c, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0xa3, | |
151 | 0x09, 0x0f, 0x05, 0x00, 0x05, 0x00, 0x61, 0x03, | |
feb90636 RM |
152 | 0x00, 0x00, 0x00, 0xf0, 0x00), |
153 | PHYREGS(0x03df, 0x03db, 0x03d7, 0x0422, 0x0427, 0x042b), | |
154 | }, | |
155 | { .freq = 2472, | |
156 | RADIOREGS(0x70, 0x16, 0x30, 0x1b, 0x0a, 0x0a, 0x30, 0xa8, | |
157 | 0x09, 0x0f, 0x05, 0x00, 0x05, 0x00, 0x61, 0x03, | |
feb90636 RM |
158 | 0x00, 0x00, 0x00, 0xf0, 0x00), |
159 | PHYREGS(0x03e1, 0x03dd, 0x03d9, 0x0420, 0x0424, 0x0429), | |
160 | }, | |
5effb73c RM |
161 | { |
162 | .freq = 5180, | |
163 | RADIOREGS(0xbe, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x06, | |
164 | 0x02, 0x0c, 0x00, 0x0c, 0x00, 0x0c, 0x00, 0x00, | |
165 | 0x0f, 0x4f, 0xa3, 0x00, 0xfc), | |
166 | PHYREGS(0x081c, 0x0818, 0x0814, 0x01f9, 0x01fa, 0x01fb), | |
167 | }, | |
168 | { | |
169 | .freq = 5200, | |
170 | RADIOREGS(0xc5, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x08, | |
171 | 0x02, 0x0c, 0x00, 0x0c, 0x00, 0x0c, 0x00, 0x00, | |
172 | 0x0f, 0x4f, 0x93, 0x00, 0xfb), | |
173 | PHYREGS(0x0824, 0x0820, 0x081c, 0x01f7, 0x01f8, 0x01f9), | |
174 | }, | |
175 | { | |
176 | .freq = 5220, | |
177 | RADIOREGS(0xcc, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x0a, | |
178 | 0x02, 0x0c, 0x00, 0x0c, 0x00, 0x0c, 0x00, 0x00, | |
179 | 0x0f, 0x4f, 0x93, 0x00, 0xea), | |
180 | PHYREGS(0x082c, 0x0828, 0x0824, 0x01f5, 0x01f6, 0x01f7), | |
181 | }, | |
182 | { | |
183 | .freq = 5240, | |
184 | RADIOREGS(0xd2, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x0c, | |
185 | 0x02, 0x0c, 0x00, 0x0c, 0x00, 0x0c, 0x00, 0x00, | |
186 | 0x0f, 0x4f, 0x93, 0x00, 0xda), | |
187 | PHYREGS(0x0834, 0x0830, 0x082c, 0x01f3, 0x01f4, 0x01f5), | |
188 | }, | |
189 | { | |
190 | .freq = 5260, | |
191 | RADIOREGS(0xd9, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x0e, | |
192 | 0x02, 0x0b, 0x00, 0x0b, 0x00, 0x0b, 0x00, 0x00, | |
193 | 0x0f, 0x4f, 0x93, 0x00, 0xca), | |
194 | PHYREGS(0x083c, 0x0838, 0x0834, 0x01f1, 0x01f2, 0x01f3), | |
195 | }, | |
196 | { | |
197 | .freq = 5280, | |
198 | RADIOREGS(0xe0, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x10, | |
199 | 0x02, 0x0b, 0x00, 0x0b, 0x00, 0x0b, 0x00, 0x00, | |
200 | 0x0f, 0x4f, 0x93, 0x00, 0xb9), | |
201 | PHYREGS(0x0844, 0x0840, 0x083c, 0x01f0, 0x01f0, 0x01f1), | |
202 | }, | |
203 | { | |
204 | .freq = 5300, | |
205 | RADIOREGS(0xe6, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x12, | |
206 | 0x02, 0x0b, 0x00, 0x0b, 0x00, 0x0b, 0x00, 0x00, | |
207 | 0x0f, 0x4c, 0x83, 0x00, 0xb8), | |
208 | PHYREGS(0x084c, 0x0848, 0x0844, 0x01ee, 0x01ef, 0x01f0), | |
209 | }, | |
210 | { | |
211 | .freq = 5320, | |
212 | RADIOREGS(0xed, 0x16, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x14, | |
213 | 0x02, 0x0b, 0x00, 0x0b, 0x00, 0x0b, 0x00, 0x00, | |
214 | 0x0f, 0x4c, 0x83, 0x00, 0xa8), | |
215 | PHYREGS(0x0854, 0x0850, 0x084c, 0x01ec, 0x01ed, 0x01ee), | |
216 | }, | |
217 | { | |
218 | .freq = 5500, | |
219 | RADIOREGS(0x29, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x26, | |
220 | 0x02, 0x09, 0x00, 0x09, 0x00, 0x09, 0x00, 0x00, | |
221 | 0x0a, 0x46, 0x43, 0x00, 0x75), | |
222 | PHYREGS(0x089c, 0x0898, 0x0894, 0x01dc, 0x01dd, 0x01dd), | |
223 | }, | |
224 | { | |
225 | .freq = 5520, | |
226 | RADIOREGS(0x30, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x28, | |
227 | 0x02, 0x08, 0x00, 0x08, 0x00, 0x08, 0x00, 0x00, | |
228 | 0x0a, 0x46, 0x43, 0x00, 0x75), | |
229 | PHYREGS(0x08a4, 0x08a0, 0x089c, 0x01da, 0x01db, 0x01dc), | |
230 | }, | |
231 | { | |
232 | .freq = 5540, | |
233 | RADIOREGS(0x36, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x2a, | |
234 | 0x02, 0x08, 0x00, 0x08, 0x00, 0x08, 0x00, 0x00, | |
235 | 0x0a, 0x46, 0x43, 0x00, 0x75), | |
236 | PHYREGS(0x08ac, 0x08a8, 0x08a4, 0x01d8, 0x01d9, 0x01da), | |
237 | }, | |
238 | { | |
239 | .freq = 5560, | |
240 | RADIOREGS(0x3d, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x2c, | |
241 | 0x02, 0x08, 0x00, 0x08, 0x00, 0x08, 0x00, 0x00, | |
242 | 0x0a, 0x46, 0x43, 0x00, 0x75), | |
243 | PHYREGS(0x08b4, 0x08b0, 0x08ac, 0x01d7, 0x01d7, 0x01d8), | |
244 | }, | |
245 | { | |
246 | .freq = 5580, | |
247 | RADIOREGS(0x44, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x2e, | |
248 | 0x02, 0x08, 0x00, 0x08, 0x00, 0x08, 0x00, 0x00, | |
249 | 0x0a, 0x46, 0x43, 0x00, 0x74), | |
250 | PHYREGS(0x08bc, 0x08b8, 0x08b4, 0x01d5, 0x01d6, 0x01d7), | |
251 | }, | |
252 | { | |
253 | .freq = 5600, | |
254 | RADIOREGS(0x4a, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x30, | |
255 | 0x02, 0x08, 0x00, 0x08, 0x00, 0x08, 0x00, 0x00, | |
256 | 0x09, 0x44, 0x23, 0x00, 0x54), | |
257 | PHYREGS(0x08c4, 0x08c0, 0x08bc, 0x01d3, 0x01d4, 0x01d5), | |
258 | }, | |
259 | { | |
260 | .freq = 5620, | |
261 | RADIOREGS(0x51, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x32, | |
262 | 0x02, 0x07, 0x00, 0x07, 0x00, 0x07, 0x00, 0x00, | |
263 | 0x09, 0x44, 0x23, 0x00, 0x54), | |
264 | PHYREGS(0x08cc, 0x08c8, 0x08c4, 0x01d2, 0x01d2, 0x01d3), | |
265 | }, | |
266 | { | |
267 | .freq = 5640, | |
268 | RADIOREGS(0x58, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x34, | |
269 | 0x02, 0x07, 0x00, 0x07, 0x00, 0x07, 0x00, 0x00, | |
270 | 0x09, 0x44, 0x23, 0x00, 0x43), | |
271 | PHYREGS(0x08d4, 0x08d0, 0x08cc, 0x01d0, 0x01d1, 0x01d2), | |
272 | }, | |
273 | { | |
274 | .freq = 5660, | |
275 | RADIOREGS(0x5e, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x36, | |
276 | 0x02, 0x07, 0x00, 0x07, 0x00, 0x07, 0x00, 0x00, | |
277 | 0x09, 0x43, 0x23, 0x00, 0x43), | |
278 | PHYREGS(0x08dc, 0x08d8, 0x08d4, 0x01ce, 0x01cf, 0x01d0), | |
279 | }, | |
280 | { | |
281 | .freq = 5680, | |
282 | RADIOREGS(0x65, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x38, | |
283 | 0x02, 0x07, 0x00, 0x07, 0x00, 0x07, 0x00, 0x00, | |
284 | 0x09, 0x42, 0x23, 0x00, 0x43), | |
285 | PHYREGS(0x08e4, 0x08e0, 0x08dc, 0x01cd, 0x01ce, 0x01ce), | |
286 | }, | |
287 | { | |
288 | .freq = 5700, | |
289 | RADIOREGS(0x6c, 0x17, 0x10, 0x1f, 0x08, 0x08, 0x3f, 0x3a, | |
290 | 0x02, 0x07, 0x00, 0x07, 0x00, 0x07, 0x00, 0x00, | |
291 | 0x08, 0x42, 0x13, 0x00, 0x32), | |
292 | PHYREGS(0x08ec, 0x08e8, 0x08e4, 0x01cb, 0x01cc, 0x01cd), | |
293 | }, | |
294 | { | |
295 | .freq = 5745, | |
296 | RADIOREGS(0x7b, 0x17, 0x20, 0x1f, 0x08, 0x08, 0x3f, 0x7d, | |
297 | 0x04, 0x06, 0x00, 0x06, 0x00, 0x06, 0x00, 0x00, | |
298 | 0x08, 0x42, 0x13, 0x00, 0x21), | |
299 | PHYREGS(0x08fe, 0x08fa, 0x08f6, 0x01c8, 0x01c8, 0x01c9), | |
300 | }, | |
301 | { | |
302 | .freq = 5765, | |
303 | RADIOREGS(0x81, 0x17, 0x20, 0x1f, 0x08, 0x08, 0x3f, 0x81, | |
304 | 0x04, 0x06, 0x00, 0x06, 0x00, 0x06, 0x00, 0x00, | |
305 | 0x08, 0x42, 0x13, 0x00, 0x11), | |
306 | PHYREGS(0x0906, 0x0902, 0x08fe, 0x01c6, 0x01c7, 0x01c8), | |
307 | }, | |
308 | { | |
309 | .freq = 5785, | |
310 | RADIOREGS(0x88, 0x17, 0x20, 0x1f, 0x08, 0x08, 0x3f, 0x85, | |
311 | 0x04, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00, 0x00, | |
312 | 0x08, 0x42, 0x13, 0x00, 0x00), | |
313 | PHYREGS(0x090e, 0x090a, 0x0906, 0x01c4, 0x01c5, 0x01c6), | |
314 | }, | |
315 | { | |
316 | .freq = 5805, | |
317 | RADIOREGS(0x8f, 0x17, 0x20, 0x1f, 0x08, 0x08, 0x3f, 0x89, | |
318 | 0x04, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00, 0x00, | |
319 | 0x06, 0x41, 0x03, 0x00, 0x00), | |
320 | PHYREGS(0x0916, 0x0912, 0x090e, 0x01c3, 0x01c4, 0x01c4), | |
321 | }, | |
322 | { | |
323 | .freq = 5825, | |
324 | RADIOREGS(0x95, 0x17, 0x20, 0x1f, 0x08, 0x08, 0x3f, 0x8d, | |
325 | 0x04, 0x05, 0x00, 0x05, 0x00, 0x05, 0x00, 0x00, | |
326 | 0x06, 0x41, 0x03, 0x00, 0x00), | |
327 | PHYREGS(0x091e, 0x091a, 0x0916, 0x01c1, 0x01c2, 0x01c3), | |
328 | }, | |
feb90636 RM |
329 | }; |
330 | ||
ea422b2c RM |
331 | void r2059_upload_inittabs(struct b43_wldev *dev) |
332 | { | |
333 | struct b43_phy *phy = &dev->phy; | |
334 | u16 *table = NULL; | |
335 | u16 size, i; | |
336 | ||
337 | switch (phy->rev) { | |
338 | case 1: | |
339 | table = r2059_phy_rev1_init[0]; | |
340 | size = ARRAY_SIZE(r2059_phy_rev1_init); | |
341 | break; | |
342 | default: | |
343 | B43_WARN_ON(1); | |
344 | return; | |
345 | } | |
346 | ||
347 | for (i = 0; i < size; i++, table += 2) | |
348 | b43_radio_write(dev, R2059_ALL | table[0], table[1]); | |
349 | } | |
350 | ||
5192bf56 RM |
351 | const struct b43_phy_ht_channeltab_e_radio2059 |
352 | *b43_phy_ht_get_channeltab_e_r2059(struct b43_wldev *dev, u16 freq) | |
353 | { | |
49ac26fa RM |
354 | const struct b43_phy_ht_channeltab_e_radio2059 *e; |
355 | unsigned int i; | |
356 | ||
357 | e = b43_phy_ht_channeltab_radio2059; | |
358 | for (i = 0; i < ARRAY_SIZE(b43_phy_ht_channeltab_radio2059); i++, e++) { | |
359 | if (e->freq == freq) | |
360 | return e; | |
361 | } | |
362 | ||
5192bf56 RM |
363 | return NULL; |
364 | } |