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66bb42fd DD |
1 | /* ZD1211 USB-WLAN driver for Linux |
2 | * | |
3 | * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de> | |
4 | * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org> | |
ec62bd91 DD |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
21 | #include <linux/kernel.h> | |
22 | ||
23 | #include "zd_rf.h" | |
24 | #include "zd_usb.h" | |
25 | #include "zd_chip.h" | |
26 | ||
27 | static const u32 chan_rv[][2] = { | |
28 | RF_CHANNEL( 1) = { 0x09ec00, 0x8cccc8 }, | |
29 | RF_CHANNEL( 2) = { 0x09ec00, 0x8cccd8 }, | |
30 | RF_CHANNEL( 3) = { 0x09ec00, 0x8cccc0 }, | |
31 | RF_CHANNEL( 4) = { 0x09ec00, 0x8cccd0 }, | |
32 | RF_CHANNEL( 5) = { 0x05ec00, 0x8cccc8 }, | |
33 | RF_CHANNEL( 6) = { 0x05ec00, 0x8cccd8 }, | |
34 | RF_CHANNEL( 7) = { 0x05ec00, 0x8cccc0 }, | |
35 | RF_CHANNEL( 8) = { 0x05ec00, 0x8cccd0 }, | |
36 | RF_CHANNEL( 9) = { 0x0dec00, 0x8cccc8 }, | |
37 | RF_CHANNEL(10) = { 0x0dec00, 0x8cccd8 }, | |
38 | RF_CHANNEL(11) = { 0x0dec00, 0x8cccc0 }, | |
39 | RF_CHANNEL(12) = { 0x0dec00, 0x8cccd0 }, | |
40 | RF_CHANNEL(13) = { 0x03ec00, 0x8cccc8 }, | |
41 | RF_CHANNEL(14) = { 0x03ec00, 0x866660 }, | |
42 | }; | |
43 | ||
44 | static const u32 std_rv[] = { | |
45 | 0x4ff821, | |
46 | 0xc5fbfc, | |
47 | 0x21ebfe, | |
48 | 0xafd401, /* freq shift 0xaad401 */ | |
49 | 0x6cf56a, | |
50 | 0xe04073, | |
51 | 0x193d76, | |
52 | 0x9dd844, | |
53 | 0x500007, | |
54 | 0xd8c010, | |
55 | }; | |
56 | ||
ba528c45 DD |
57 | static const u32 rv_init1[] = { |
58 | 0x3c9000, | |
59 | 0xbfffff, | |
60 | 0x700000, | |
61 | 0xf15d58, | |
62 | }; | |
63 | ||
64 | static const u32 rv_init2[] = { | |
65 | 0xf15d59, | |
66 | 0xf15d5c, | |
67 | 0xf15d58, | |
68 | }; | |
69 | ||
70 | static const struct zd_ioreq16 ioreqs_sw[] = { | |
fbd5d17b JK |
71 | { ZD_CR128, 0x14 }, { ZD_CR129, 0x12 }, { ZD_CR130, 0x10 }, |
72 | { ZD_CR38, 0x38 }, { ZD_CR136, 0xdf }, | |
ba528c45 DD |
73 | }; |
74 | ||
75 | static int zd1211b_al7230b_finalize(struct zd_chip *chip) | |
ec62bd91 | 76 | { |
ba528c45 DD |
77 | int r; |
78 | static const struct zd_ioreq16 ioreqs[] = { | |
fbd5d17b JK |
79 | { ZD_CR80, 0x30 }, { ZD_CR81, 0x30 }, { ZD_CR79, 0x58 }, |
80 | { ZD_CR12, 0xf0 }, { ZD_CR77, 0x1b }, { ZD_CR78, 0x58 }, | |
81 | { ZD_CR203, 0x04 }, | |
ba528c45 | 82 | { }, |
fbd5d17b | 83 | { ZD_CR240, 0x80 }, |
ba528c45 DD |
84 | }; |
85 | ||
86 | r = zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs)); | |
87 | if (r) | |
88 | return r; | |
89 | ||
90 | if (chip->new_phy_layout) { | |
91 | /* antenna selection? */ | |
fbd5d17b | 92 | r = zd_iowrite16_locked(chip, 0xe5, ZD_CR9); |
ba528c45 DD |
93 | if (r) |
94 | return r; | |
95 | } | |
96 | ||
fbd5d17b | 97 | return zd_iowrite16_locked(chip, 0x04, ZD_CR203); |
ba528c45 DD |
98 | } |
99 | ||
100 | static int zd1211_al7230b_init_hw(struct zd_rf *rf) | |
101 | { | |
102 | int r; | |
ec62bd91 DD |
103 | struct zd_chip *chip = zd_rf_to_chip(rf); |
104 | ||
105 | /* All of these writes are identical to AL2230 unless otherwise | |
106 | * specified */ | |
107 | static const struct zd_ioreq16 ioreqs_1[] = { | |
108 | /* This one is 7230-specific, and happens before the rest */ | |
fbd5d17b | 109 | { ZD_CR240, 0x57 }, |
ec62bd91 DD |
110 | { }, |
111 | ||
fbd5d17b JK |
112 | { ZD_CR15, 0x20 }, { ZD_CR23, 0x40 }, { ZD_CR24, 0x20 }, |
113 | { ZD_CR26, 0x11 }, { ZD_CR28, 0x3e }, { ZD_CR29, 0x00 }, | |
114 | { ZD_CR44, 0x33 }, | |
ec62bd91 | 115 | /* This value is different for 7230 (was: 0x2a) */ |
fbd5d17b JK |
116 | { ZD_CR106, 0x22 }, |
117 | { ZD_CR107, 0x1a }, { ZD_CR109, 0x09 }, { ZD_CR110, 0x27 }, | |
118 | { ZD_CR111, 0x2b }, { ZD_CR112, 0x2b }, { ZD_CR119, 0x0a }, | |
ec62bd91 DD |
119 | /* This happened further down in AL2230, |
120 | * and the value changed (was: 0xe0) */ | |
fbd5d17b JK |
121 | { ZD_CR122, 0xfc }, |
122 | { ZD_CR10, 0x89 }, | |
ec62bd91 | 123 | /* for newest (3rd cut) AL2300 */ |
fbd5d17b JK |
124 | { ZD_CR17, 0x28 }, |
125 | { ZD_CR26, 0x93 }, { ZD_CR34, 0x30 }, | |
ec62bd91 | 126 | /* for newest (3rd cut) AL2300 */ |
fbd5d17b JK |
127 | { ZD_CR35, 0x3e }, |
128 | { ZD_CR41, 0x24 }, { ZD_CR44, 0x32 }, | |
ec62bd91 | 129 | /* for newest (3rd cut) AL2300 */ |
fbd5d17b JK |
130 | { ZD_CR46, 0x96 }, |
131 | { ZD_CR47, 0x1e }, { ZD_CR79, 0x58 }, { ZD_CR80, 0x30 }, | |
132 | { ZD_CR81, 0x30 }, { ZD_CR87, 0x0a }, { ZD_CR89, 0x04 }, | |
133 | { ZD_CR92, 0x0a }, { ZD_CR99, 0x28 }, | |
ec62bd91 | 134 | /* This value is different for 7230 (was: 0x00) */ |
fbd5d17b JK |
135 | { ZD_CR100, 0x02 }, |
136 | { ZD_CR101, 0x13 }, { ZD_CR102, 0x27 }, | |
ec62bd91 | 137 | /* This value is different for 7230 (was: 0x24) */ |
fbd5d17b | 138 | { ZD_CR106, 0x22 }, |
ec62bd91 | 139 | /* This value is different for 7230 (was: 0x2a) */ |
fbd5d17b JK |
140 | { ZD_CR107, 0x3f }, |
141 | { ZD_CR109, 0x09 }, | |
ec62bd91 | 142 | /* This value is different for 7230 (was: 0x13) */ |
fbd5d17b JK |
143 | { ZD_CR110, 0x1f }, |
144 | { ZD_CR111, 0x1f }, { ZD_CR112, 0x1f }, { ZD_CR113, 0x27 }, | |
145 | { ZD_CR114, 0x27 }, | |
ec62bd91 | 146 | /* for newest (3rd cut) AL2300 */ |
fbd5d17b | 147 | { ZD_CR115, 0x24 }, |
ec62bd91 | 148 | /* This value is different for 7230 (was: 0x24) */ |
fbd5d17b | 149 | { ZD_CR116, 0x3f }, |
ec62bd91 | 150 | /* This value is different for 7230 (was: 0xf4) */ |
fbd5d17b JK |
151 | { ZD_CR117, 0xfa }, |
152 | { ZD_CR118, 0xfc }, { ZD_CR119, 0x10 }, { ZD_CR120, 0x4f }, | |
153 | { ZD_CR121, 0x77 }, { ZD_CR137, 0x88 }, | |
ec62bd91 | 154 | /* This one is 7230-specific */ |
fbd5d17b | 155 | { ZD_CR138, 0xa8 }, |
ec62bd91 | 156 | /* This value is different for 7230 (was: 0xff) */ |
fbd5d17b | 157 | { ZD_CR252, 0x34 }, |
ec62bd91 | 158 | /* This value is different for 7230 (was: 0xff) */ |
fbd5d17b | 159 | { ZD_CR253, 0x34 }, |
ec62bd91 DD |
160 | |
161 | /* PLL_OFF */ | |
fbd5d17b | 162 | { ZD_CR251, 0x2f }, |
ec62bd91 DD |
163 | }; |
164 | ||
165 | static const struct zd_ioreq16 ioreqs_2[] = { | |
fbd5d17b JK |
166 | { ZD_CR251, 0x3f }, /* PLL_ON */ |
167 | { ZD_CR128, 0x14 }, { ZD_CR129, 0x12 }, { ZD_CR130, 0x10 }, | |
168 | { ZD_CR38, 0x38 }, { ZD_CR136, 0xdf }, | |
ec62bd91 DD |
169 | }; |
170 | ||
171 | r = zd_iowrite16a_locked(chip, ioreqs_1, ARRAY_SIZE(ioreqs_1)); | |
172 | if (r) | |
173 | return r; | |
174 | ||
ba528c45 | 175 | r = zd_rfwritev_cr_locked(chip, chan_rv[0], ARRAY_SIZE(chan_rv[0])); |
ec62bd91 DD |
176 | if (r) |
177 | return r; | |
ba528c45 DD |
178 | |
179 | r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv)); | |
ec62bd91 DD |
180 | if (r) |
181 | return r; | |
182 | ||
ba528c45 DD |
183 | r = zd_rfwritev_cr_locked(chip, rv_init1, ARRAY_SIZE(rv_init1)); |
184 | if (r) | |
185 | return r; | |
ec62bd91 | 186 | |
ba528c45 | 187 | r = zd_iowrite16a_locked(chip, ioreqs_2, ARRAY_SIZE(ioreqs_2)); |
ec62bd91 DD |
188 | if (r) |
189 | return r; | |
ba528c45 DD |
190 | |
191 | r = zd_rfwritev_cr_locked(chip, rv_init2, ARRAY_SIZE(rv_init2)); | |
ec62bd91 DD |
192 | if (r) |
193 | return r; | |
ba528c45 | 194 | |
fbd5d17b | 195 | r = zd_iowrite16_locked(chip, 0x06, ZD_CR203); |
ec62bd91 DD |
196 | if (r) |
197 | return r; | |
fbd5d17b | 198 | r = zd_iowrite16_locked(chip, 0x80, ZD_CR240); |
ba528c45 DD |
199 | if (r) |
200 | return r; | |
201 | ||
202 | return 0; | |
203 | } | |
204 | ||
205 | static int zd1211b_al7230b_init_hw(struct zd_rf *rf) | |
206 | { | |
207 | int r; | |
208 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
209 | ||
210 | static const struct zd_ioreq16 ioreqs_1[] = { | |
fbd5d17b | 211 | { ZD_CR240, 0x57 }, { ZD_CR9, 0x9 }, |
ba528c45 | 212 | { }, |
fbd5d17b JK |
213 | { ZD_CR10, 0x8b }, { ZD_CR15, 0x20 }, |
214 | { ZD_CR17, 0x2B }, /* for newest (3rd cut) AL2230 */ | |
215 | { ZD_CR20, 0x10 }, /* 4N25->Stone Request */ | |
216 | { ZD_CR23, 0x40 }, { ZD_CR24, 0x20 }, { ZD_CR26, 0x93 }, | |
217 | { ZD_CR28, 0x3e }, { ZD_CR29, 0x00 }, | |
218 | { ZD_CR33, 0x28 }, /* 5613 */ | |
219 | { ZD_CR34, 0x30 }, | |
220 | { ZD_CR35, 0x3e }, /* for newest (3rd cut) AL2230 */ | |
221 | { ZD_CR41, 0x24 }, { ZD_CR44, 0x32 }, | |
222 | { ZD_CR46, 0x99 }, /* for newest (3rd cut) AL2230 */ | |
223 | { ZD_CR47, 0x1e }, | |
ba528c45 DD |
224 | |
225 | /* ZD1215 5610 */ | |
fbd5d17b JK |
226 | { ZD_CR48, 0x00 }, { ZD_CR49, 0x00 }, { ZD_CR51, 0x01 }, |
227 | { ZD_CR52, 0x80 }, { ZD_CR53, 0x7e }, { ZD_CR65, 0x00 }, | |
228 | { ZD_CR66, 0x00 }, { ZD_CR67, 0x00 }, { ZD_CR68, 0x00 }, | |
229 | { ZD_CR69, 0x28 }, | |
230 | ||
231 | { ZD_CR79, 0x58 }, { ZD_CR80, 0x30 }, { ZD_CR81, 0x30 }, | |
232 | { ZD_CR87, 0x0A }, { ZD_CR89, 0x04 }, | |
233 | { ZD_CR90, 0x58 }, /* 5112 */ | |
234 | { ZD_CR91, 0x00 }, /* 5613 */ | |
235 | { ZD_CR92, 0x0a }, | |
236 | { ZD_CR98, 0x8d }, /* 4804, for 1212 new algorithm */ | |
237 | { ZD_CR99, 0x00 }, { ZD_CR100, 0x02 }, { ZD_CR101, 0x13 }, | |
238 | { ZD_CR102, 0x27 }, | |
239 | { ZD_CR106, 0x20 }, /* change to 0x24 for AL7230B */ | |
240 | { ZD_CR109, 0x13 }, /* 4804, for 1212 new algorithm */ | |
241 | { ZD_CR112, 0x1f }, | |
ba528c45 DD |
242 | }; |
243 | ||
244 | static const struct zd_ioreq16 ioreqs_new_phy[] = { | |
fbd5d17b JK |
245 | { ZD_CR107, 0x28 }, |
246 | { ZD_CR110, 0x1f }, /* 5127, 0x13->0x1f */ | |
247 | { ZD_CR111, 0x1f }, /* 0x13 to 0x1f for AL7230B */ | |
248 | { ZD_CR116, 0x2a }, { ZD_CR118, 0xfa }, { ZD_CR119, 0x12 }, | |
249 | { ZD_CR121, 0x6c }, /* 5613 */ | |
ba528c45 DD |
250 | }; |
251 | ||
252 | static const struct zd_ioreq16 ioreqs_old_phy[] = { | |
fbd5d17b JK |
253 | { ZD_CR107, 0x24 }, |
254 | { ZD_CR110, 0x13 }, /* 5127, 0x13->0x1f */ | |
255 | { ZD_CR111, 0x13 }, /* 0x13 to 0x1f for AL7230B */ | |
256 | { ZD_CR116, 0x24 }, { ZD_CR118, 0xfc }, { ZD_CR119, 0x11 }, | |
257 | { ZD_CR121, 0x6a }, /* 5613 */ | |
ba528c45 DD |
258 | }; |
259 | ||
260 | static const struct zd_ioreq16 ioreqs_2[] = { | |
fbd5d17b JK |
261 | { ZD_CR113, 0x27 }, { ZD_CR114, 0x27 }, { ZD_CR115, 0x24 }, |
262 | { ZD_CR117, 0xfa }, { ZD_CR120, 0x4f }, | |
263 | { ZD_CR122, 0xfc }, /* E0->FCh at 4901 */ | |
264 | { ZD_CR123, 0x57 }, /* 5613 */ | |
265 | { ZD_CR125, 0xad }, /* 4804, for 1212 new algorithm */ | |
266 | { ZD_CR126, 0x6c }, /* 5613 */ | |
267 | { ZD_CR127, 0x03 }, /* 4804, for 1212 new algorithm */ | |
268 | { ZD_CR130, 0x10 }, | |
269 | { ZD_CR131, 0x00 }, /* 5112 */ | |
270 | { ZD_CR137, 0x50 }, /* 5613 */ | |
271 | { ZD_CR138, 0xa8 }, /* 5112 */ | |
272 | { ZD_CR144, 0xac }, /* 5613 */ | |
273 | { ZD_CR148, 0x40 }, /* 5112 */ | |
274 | { ZD_CR149, 0x40 }, /* 4O07, 50->40 */ | |
275 | { ZD_CR150, 0x1a }, /* 5112, 0C->1A */ | |
276 | { ZD_CR252, 0x34 }, { ZD_CR253, 0x34 }, | |
277 | { ZD_CR251, 0x2f }, /* PLL_OFF */ | |
ba528c45 DD |
278 | }; |
279 | ||
280 | static const struct zd_ioreq16 ioreqs_3[] = { | |
fbd5d17b JK |
281 | { ZD_CR251, 0x7f }, /* PLL_ON */ |
282 | { ZD_CR128, 0x14 }, { ZD_CR129, 0x12 }, { ZD_CR130, 0x10 }, | |
283 | { ZD_CR38, 0x38 }, { ZD_CR136, 0xdf }, | |
ba528c45 DD |
284 | }; |
285 | ||
286 | r = zd_iowrite16a_locked(chip, ioreqs_1, ARRAY_SIZE(ioreqs_1)); | |
287 | if (r) | |
288 | return r; | |
289 | ||
290 | if (chip->new_phy_layout) | |
291 | r = zd_iowrite16a_locked(chip, ioreqs_new_phy, | |
292 | ARRAY_SIZE(ioreqs_new_phy)); | |
293 | else | |
294 | r = zd_iowrite16a_locked(chip, ioreqs_old_phy, | |
295 | ARRAY_SIZE(ioreqs_old_phy)); | |
ec62bd91 DD |
296 | if (r) |
297 | return r; | |
298 | ||
299 | r = zd_iowrite16a_locked(chip, ioreqs_2, ARRAY_SIZE(ioreqs_2)); | |
300 | if (r) | |
301 | return r; | |
302 | ||
ba528c45 | 303 | r = zd_rfwritev_cr_locked(chip, chan_rv[0], ARRAY_SIZE(chan_rv[0])); |
ec62bd91 DD |
304 | if (r) |
305 | return r; | |
ba528c45 DD |
306 | |
307 | r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv)); | |
ec62bd91 DD |
308 | if (r) |
309 | return r; | |
ba528c45 DD |
310 | |
311 | r = zd_rfwritev_cr_locked(chip, rv_init1, ARRAY_SIZE(rv_init1)); | |
ec62bd91 DD |
312 | if (r) |
313 | return r; | |
314 | ||
ba528c45 | 315 | r = zd_iowrite16a_locked(chip, ioreqs_3, ARRAY_SIZE(ioreqs_3)); |
ec62bd91 DD |
316 | if (r) |
317 | return r; | |
ba528c45 DD |
318 | |
319 | r = zd_rfwritev_cr_locked(chip, rv_init2, ARRAY_SIZE(rv_init2)); | |
ec62bd91 DD |
320 | if (r) |
321 | return r; | |
322 | ||
ba528c45 | 323 | return zd1211b_al7230b_finalize(chip); |
ec62bd91 DD |
324 | } |
325 | ||
ba528c45 | 326 | static int zd1211_al7230b_set_channel(struct zd_rf *rf, u8 channel) |
ec62bd91 | 327 | { |
ba528c45 | 328 | int r; |
ec62bd91 DD |
329 | const u32 *rv = chan_rv[channel-1]; |
330 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
331 | ||
ba528c45 | 332 | static const struct zd_ioreq16 ioreqs[] = { |
ec62bd91 | 333 | /* PLL_ON */ |
fbd5d17b JK |
334 | { ZD_CR251, 0x3f }, |
335 | { ZD_CR203, 0x06 }, { ZD_CR240, 0x08 }, | |
ec62bd91 DD |
336 | }; |
337 | ||
fbd5d17b | 338 | r = zd_iowrite16_locked(chip, 0x57, ZD_CR240); |
ec62bd91 DD |
339 | if (r) |
340 | return r; | |
341 | ||
342 | /* PLL_OFF */ | |
fbd5d17b | 343 | r = zd_iowrite16_locked(chip, 0x2f, ZD_CR251); |
ec62bd91 DD |
344 | if (r) |
345 | return r; | |
346 | ||
ba528c45 DD |
347 | r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv)); |
348 | if (r) | |
349 | return r; | |
ec62bd91 DD |
350 | |
351 | r = zd_rfwrite_cr_locked(chip, 0x3c9000); | |
352 | if (r) | |
353 | return r; | |
354 | r = zd_rfwrite_cr_locked(chip, 0xf15d58); | |
355 | if (r) | |
356 | return r; | |
357 | ||
ba528c45 | 358 | r = zd_iowrite16a_locked(chip, ioreqs_sw, ARRAY_SIZE(ioreqs_sw)); |
ec62bd91 DD |
359 | if (r) |
360 | return r; | |
361 | ||
ba528c45 DD |
362 | r = zd_rfwritev_cr_locked(chip, rv, 2); |
363 | if (r) | |
364 | return r; | |
365 | ||
366 | r = zd_rfwrite_cr_locked(chip, 0x3c9000); | |
367 | if (r) | |
368 | return r; | |
369 | ||
370 | return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs)); | |
371 | } | |
372 | ||
373 | static int zd1211b_al7230b_set_channel(struct zd_rf *rf, u8 channel) | |
374 | { | |
375 | int r; | |
376 | const u32 *rv = chan_rv[channel-1]; | |
377 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
378 | ||
fbd5d17b | 379 | r = zd_iowrite16_locked(chip, 0x57, ZD_CR240); |
ba528c45 DD |
380 | if (r) |
381 | return r; | |
fbd5d17b | 382 | r = zd_iowrite16_locked(chip, 0xe4, ZD_CR9); |
ba528c45 DD |
383 | if (r) |
384 | return r; | |
385 | ||
386 | /* PLL_OFF */ | |
fbd5d17b | 387 | r = zd_iowrite16_locked(chip, 0x2f, ZD_CR251); |
ba528c45 DD |
388 | if (r) |
389 | return r; | |
390 | r = zd_rfwritev_cr_locked(chip, std_rv, ARRAY_SIZE(std_rv)); | |
391 | if (r) | |
392 | return r; | |
ec62bd91 DD |
393 | |
394 | r = zd_rfwrite_cr_locked(chip, 0x3c9000); | |
ba528c45 DD |
395 | if (r) |
396 | return r; | |
397 | r = zd_rfwrite_cr_locked(chip, 0xf15d58); | |
ec62bd91 DD |
398 | if (r) |
399 | return r; | |
400 | ||
ba528c45 DD |
401 | r = zd_iowrite16a_locked(chip, ioreqs_sw, ARRAY_SIZE(ioreqs_sw)); |
402 | if (r) | |
403 | return r; | |
404 | ||
405 | r = zd_rfwritev_cr_locked(chip, rv, 2); | |
406 | if (r) | |
407 | return r; | |
408 | ||
409 | r = zd_rfwrite_cr_locked(chip, 0x3c9000); | |
410 | if (r) | |
411 | return r; | |
412 | ||
fbd5d17b | 413 | r = zd_iowrite16_locked(chip, 0x7f, ZD_CR251); |
ba528c45 DD |
414 | if (r) |
415 | return r; | |
416 | ||
417 | return zd1211b_al7230b_finalize(chip); | |
ec62bd91 DD |
418 | } |
419 | ||
ba528c45 | 420 | static int zd1211_al7230b_switch_radio_on(struct zd_rf *rf) |
ec62bd91 DD |
421 | { |
422 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
423 | static const struct zd_ioreq16 ioreqs[] = { | |
fbd5d17b JK |
424 | { ZD_CR11, 0x00 }, |
425 | { ZD_CR251, 0x3f }, | |
ec62bd91 DD |
426 | }; |
427 | ||
428 | return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs)); | |
429 | } | |
430 | ||
ba528c45 DD |
431 | static int zd1211b_al7230b_switch_radio_on(struct zd_rf *rf) |
432 | { | |
433 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
434 | static const struct zd_ioreq16 ioreqs[] = { | |
fbd5d17b JK |
435 | { ZD_CR11, 0x00 }, |
436 | { ZD_CR251, 0x7f }, | |
ba528c45 DD |
437 | }; |
438 | ||
439 | return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs)); | |
440 | } | |
441 | ||
ec62bd91 DD |
442 | static int al7230b_switch_radio_off(struct zd_rf *rf) |
443 | { | |
444 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
445 | static const struct zd_ioreq16 ioreqs[] = { | |
fbd5d17b JK |
446 | { ZD_CR11, 0x04 }, |
447 | { ZD_CR251, 0x2f }, | |
ec62bd91 DD |
448 | }; |
449 | ||
450 | return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs)); | |
451 | } | |
452 | ||
ba528c45 DD |
453 | /* ZD1211B+AL7230B 6m band edge patching differs slightly from other |
454 | * configurations */ | |
455 | static int zd1211b_al7230b_patch_6m(struct zd_rf *rf, u8 channel) | |
456 | { | |
457 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
458 | struct zd_ioreq16 ioreqs[] = { | |
fbd5d17b | 459 | { ZD_CR128, 0x14 }, { ZD_CR129, 0x12 }, |
ba528c45 DD |
460 | }; |
461 | ||
462 | /* FIXME: Channel 11 is not the edge for all regulatory domains. */ | |
463 | if (channel == 1) { | |
464 | ioreqs[0].value = 0x0e; | |
465 | ioreqs[1].value = 0x10; | |
466 | } else if (channel == 11) { | |
467 | ioreqs[0].value = 0x10; | |
468 | ioreqs[1].value = 0x10; | |
469 | } | |
470 | ||
471 | dev_dbg_f(zd_chip_dev(chip), "patching for channel %d\n", channel); | |
472 | return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs)); | |
473 | } | |
474 | ||
ec62bd91 DD |
475 | int zd_rf_init_al7230b(struct zd_rf *rf) |
476 | { | |
477 | struct zd_chip *chip = zd_rf_to_chip(rf); | |
478 | ||
74553aed | 479 | if (zd_chip_is_zd1211b(chip)) { |
ba528c45 DD |
480 | rf->init_hw = zd1211b_al7230b_init_hw; |
481 | rf->switch_radio_on = zd1211b_al7230b_switch_radio_on; | |
482 | rf->set_channel = zd1211b_al7230b_set_channel; | |
483 | rf->patch_6m_band_edge = zd1211b_al7230b_patch_6m; | |
484 | } else { | |
485 | rf->init_hw = zd1211_al7230b_init_hw; | |
486 | rf->switch_radio_on = zd1211_al7230b_switch_radio_on; | |
487 | rf->set_channel = zd1211_al7230b_set_channel; | |
488 | rf->patch_6m_band_edge = zd_rf_generic_patch_6m; | |
aaf83d4f | 489 | rf->patch_cck_gain = 1; |
ec62bd91 DD |
490 | } |
491 | ||
ec62bd91 | 492 | rf->switch_radio_off = al7230b_switch_radio_off; |
ba528c45 | 493 | |
ec62bd91 DD |
494 | return 0; |
495 | } |