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a67cfe39 | 1 | // SPDX-License-Identifier: GPL-2.0 |
56bde846 PKS |
2 | /****************************************************************************** |
3 | * | |
4 | * Copyright(c) 2009-2012 Realtek Corporation. | |
5 | * | |
56bde846 PKS |
6 | * Contact Information: |
7 | * wlanfae <wlanfae@realtek.com> | |
8 | * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, | |
9 | * Hsinchu 300, Taiwan. | |
10 | * | |
11 | * Larry Finger <Larry.Finger@lwfinger.net> | |
12 | * | |
13 | *****************************************************************************/ | |
14 | #include "wifi.h" | |
15 | #include "efuse.h" | |
16 | #include "pci.h" | |
17 | #include <linux/export.h> | |
18 | ||
19 | static const u8 MAX_PGPKT_SIZE = 9; | |
20 | static const u8 PGPKT_DATA_SIZE = 8; | |
21 | static const int EFUSE_MAX_SIZE = 512; | |
22 | ||
23 | #define START_ADDRESS 0x1000 | |
24 | #define REG_MCUFWDL 0x0080 | |
25 | ||
26 | static const struct efuse_map RTL8712_SDIO_EFUSE_TABLE[] = { | |
27 | {0, 0, 0, 2}, | |
28 | {0, 1, 0, 2}, | |
29 | {0, 2, 0, 2}, | |
30 | {1, 0, 0, 1}, | |
31 | {1, 0, 1, 1}, | |
32 | {1, 1, 0, 1}, | |
33 | {1, 1, 1, 3}, | |
34 | {1, 3, 0, 17}, | |
35 | {3, 3, 1, 48}, | |
36 | {10, 0, 0, 6}, | |
37 | {10, 3, 0, 1}, | |
38 | {10, 3, 1, 1}, | |
39 | {11, 0, 0, 28} | |
40 | }; | |
41 | ||
42 | static void efuse_shadow_read_1byte(struct ieee80211_hw *hw, u16 offset, | |
43 | u8 *value); | |
44 | static void efuse_shadow_read_2byte(struct ieee80211_hw *hw, u16 offset, | |
45 | u16 *value); | |
46 | static void efuse_shadow_read_4byte(struct ieee80211_hw *hw, u16 offset, | |
47 | u32 *value); | |
48 | static void efuse_shadow_write_1byte(struct ieee80211_hw *hw, u16 offset, | |
49 | u8 value); | |
50 | static void efuse_shadow_write_2byte(struct ieee80211_hw *hw, u16 offset, | |
51 | u16 value); | |
52 | static void efuse_shadow_write_4byte(struct ieee80211_hw *hw, u16 offset, | |
53 | u32 value); | |
54 | static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, | |
55 | u8 data); | |
56 | static void efuse_read_all_map(struct ieee80211_hw *hw, u8 *efuse); | |
57 | static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset, | |
58 | u8 *data); | |
59 | static int efuse_pg_packet_write(struct ieee80211_hw *hw, u8 offset, | |
60 | u8 word_en, u8 *data); | |
61 | static void efuse_word_enable_data_read(u8 word_en, u8 *sourdata, | |
62 | u8 *targetdata); | |
63 | static u8 enable_efuse_data_write(struct ieee80211_hw *hw, | |
64 | u16 efuse_addr, u8 word_en, u8 *data); | |
65 | static u16 efuse_get_current_size(struct ieee80211_hw *hw); | |
66 | static u8 efuse_calculate_word_cnts(u8 word_en); | |
67 | ||
68 | void efuse_initialize(struct ieee80211_hw *hw) | |
69 | { | |
70 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
71 | u8 bytetemp; | |
72 | u8 temp; | |
73 | ||
74 | bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1); | |
75 | temp = bytetemp | 0x20; | |
76 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1, temp); | |
77 | ||
78 | bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1); | |
79 | temp = bytetemp & 0xFE; | |
80 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1, temp); | |
81 | ||
82 | bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3); | |
83 | temp = bytetemp | 0x80; | |
84 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3, temp); | |
85 | ||
86 | rtl_write_byte(rtlpriv, 0x2F8, 0x3); | |
87 | ||
88 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72); | |
89 | } | |
90 | ||
91 | u8 efuse_read_1byte(struct ieee80211_hw *hw, u16 address) | |
92 | { | |
93 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
94 | u8 data; | |
95 | u8 bytetemp; | |
96 | u8 temp; | |
97 | u32 k = 0; | |
98 | const u32 efuse_len = | |
99 | rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE]; | |
100 | ||
101 | if (address < efuse_len) { | |
102 | temp = address & 0xFF; | |
103 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
104 | temp); | |
105 | bytetemp = rtl_read_byte(rtlpriv, | |
106 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2); | |
107 | temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC); | |
108 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
109 | temp); | |
110 | ||
111 | bytetemp = rtl_read_byte(rtlpriv, | |
112 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
113 | temp = bytetemp & 0x7F; | |
114 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, | |
115 | temp); | |
116 | ||
117 | bytetemp = rtl_read_byte(rtlpriv, | |
118 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
119 | while (!(bytetemp & 0x80)) { | |
120 | bytetemp = | |
121 | rtl_read_byte(rtlpriv, | |
122 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
123 | k++; | |
124 | if (k == 1000) { | |
125 | k = 0; | |
126 | break; | |
127 | } | |
128 | } | |
129 | data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
130 | return data; | |
131 | } | |
132 | return 0xFF; | |
133 | } | |
134 | ||
135 | void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value) | |
136 | { | |
137 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
138 | u8 bytetemp; | |
139 | u8 temp; | |
140 | u32 k = 0; | |
141 | const u32 efuse_len = | |
142 | rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE]; | |
143 | ||
144 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "Addr=%x Data =%x\n", | |
145 | address, value); | |
146 | ||
147 | if (address < efuse_len) { | |
148 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], value); | |
149 | ||
150 | temp = address & 0xFF; | |
151 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
152 | temp); | |
153 | bytetemp = rtl_read_byte(rtlpriv, | |
154 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2); | |
155 | ||
156 | temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC); | |
157 | rtl_write_byte(rtlpriv, | |
158 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2, temp); | |
159 | ||
160 | bytetemp = rtl_read_byte(rtlpriv, | |
161 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
162 | temp = bytetemp | 0x80; | |
163 | rtl_write_byte(rtlpriv, | |
164 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3, temp); | |
165 | ||
166 | bytetemp = rtl_read_byte(rtlpriv, | |
167 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
168 | ||
169 | while (bytetemp & 0x80) { | |
170 | bytetemp = | |
171 | rtl_read_byte(rtlpriv, | |
172 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
173 | k++; | |
174 | if (k == 100) { | |
175 | k = 0; | |
176 | break; | |
177 | } | |
178 | } | |
179 | } | |
180 | } | |
181 | ||
182 | void read_efuse_byte(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf) | |
183 | { | |
184 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
185 | u32 value32; | |
186 | u8 readbyte; | |
187 | u16 retry; | |
188 | ||
189 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
190 | (_offset & 0xff)); | |
191 | readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2); | |
192 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
193 | ((_offset >> 8) & 0x03) | (readbyte & 0xfc)); | |
194 | ||
195 | readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
196 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, | |
197 | (readbyte & 0x7f)); | |
198 | ||
199 | retry = 0; | |
200 | value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
201 | while (!(((value32 >> 24) & 0xff) & 0x80) && (retry < 10000)) { | |
202 | value32 = rtl_read_dword(rtlpriv, | |
203 | rtlpriv->cfg->maps[EFUSE_CTRL]); | |
204 | retry++; | |
205 | } | |
206 | ||
207 | udelay(50); | |
208 | value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
209 | ||
210 | *pbuf = (u8)(value32 & 0xff); | |
211 | } | |
212 | ||
213 | void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf) | |
214 | { | |
215 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
216 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
217 | u8 *efuse_tbl; | |
218 | u8 rtemp8[1]; | |
219 | u16 efuse_addr = 0; | |
220 | u8 offset, wren; | |
221 | u8 u1temp = 0; | |
222 | u16 i; | |
223 | u16 j; | |
224 | const u16 efuse_max_section = | |
225 | rtlpriv->cfg->maps[EFUSE_MAX_SECTION_MAP]; | |
226 | const u32 efuse_len = | |
227 | rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE]; | |
228 | u16 **efuse_word; | |
229 | u16 efuse_utilized = 0; | |
230 | u8 efuse_usage; | |
231 | ||
232 | if ((_offset + _size_byte) > rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]) { | |
233 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
234 | "%s(): Invalid offset(%#x) with read bytes(%#x)!!\n", | |
235 | __func__, _offset, _size_byte); | |
236 | return; | |
237 | } | |
238 | ||
239 | /* allocate memory for efuse_tbl and efuse_word */ | |
6396bb22 KC |
240 | efuse_tbl = kzalloc(rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE], |
241 | GFP_ATOMIC); | |
56bde846 PKS |
242 | if (!efuse_tbl) |
243 | return; | |
85d309d5 | 244 | efuse_word = kcalloc(EFUSE_MAX_WORD_UNIT, sizeof(u16 *), GFP_ATOMIC); |
56bde846 PKS |
245 | if (!efuse_word) |
246 | goto out; | |
247 | for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) { | |
85d309d5 | 248 | efuse_word[i] = kcalloc(efuse_max_section, sizeof(u16), GFP_ATOMIC); |
56bde846 PKS |
249 | if (!efuse_word[i]) |
250 | goto done; | |
251 | } | |
252 | ||
253 | for (i = 0; i < efuse_max_section; i++) | |
254 | for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++) | |
255 | efuse_word[j][i] = 0xFFFF; | |
256 | ||
257 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
258 | if (*rtemp8 != 0xFF) { | |
259 | efuse_utilized++; | |
260 | RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL, | |
261 | "Addr=%d\n", efuse_addr); | |
262 | efuse_addr++; | |
263 | } | |
264 | ||
265 | while ((*rtemp8 != 0xFF) && (efuse_addr < efuse_len)) { | |
266 | /* Check PG header for section num. */ | |
267 | if ((*rtemp8 & 0x1F) == 0x0F) {/* extended header */ | |
268 | u1temp = ((*rtemp8 & 0xE0) >> 5); | |
269 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
270 | ||
271 | if ((*rtemp8 & 0x0F) == 0x0F) { | |
272 | efuse_addr++; | |
273 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
274 | ||
275 | if (*rtemp8 != 0xFF && | |
276 | (efuse_addr < efuse_len)) { | |
277 | efuse_addr++; | |
278 | } | |
279 | continue; | |
280 | } else { | |
281 | offset = ((*rtemp8 & 0xF0) >> 1) | u1temp; | |
282 | wren = (*rtemp8 & 0x0F); | |
283 | efuse_addr++; | |
284 | } | |
285 | } else { | |
286 | offset = ((*rtemp8 >> 4) & 0x0f); | |
287 | wren = (*rtemp8 & 0x0f); | |
288 | } | |
289 | ||
290 | if (offset < efuse_max_section) { | |
291 | RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL, | |
292 | "offset-%d Worden=%x\n", offset, wren); | |
293 | ||
294 | for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) { | |
295 | if (!(wren & 0x01)) { | |
296 | RTPRINT(rtlpriv, FEEPROM, | |
297 | EFUSE_READ_ALL, | |
298 | "Addr=%d\n", efuse_addr); | |
299 | ||
300 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
301 | efuse_addr++; | |
302 | efuse_utilized++; | |
303 | efuse_word[i][offset] = | |
304 | (*rtemp8 & 0xff); | |
305 | ||
306 | if (efuse_addr >= efuse_len) | |
307 | break; | |
308 | ||
309 | RTPRINT(rtlpriv, FEEPROM, | |
310 | EFUSE_READ_ALL, | |
311 | "Addr=%d\n", efuse_addr); | |
312 | ||
313 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
314 | efuse_addr++; | |
315 | efuse_utilized++; | |
316 | efuse_word[i][offset] |= | |
317 | (((u16)*rtemp8 << 8) & 0xff00); | |
318 | ||
319 | if (efuse_addr >= efuse_len) | |
320 | break; | |
321 | } | |
322 | ||
323 | wren >>= 1; | |
324 | } | |
325 | } | |
326 | ||
327 | RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL, | |
328 | "Addr=%d\n", efuse_addr); | |
329 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
330 | if (*rtemp8 != 0xFF && (efuse_addr < efuse_len)) { | |
331 | efuse_utilized++; | |
332 | efuse_addr++; | |
333 | } | |
334 | } | |
335 | ||
336 | for (i = 0; i < efuse_max_section; i++) { | |
337 | for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++) { | |
338 | efuse_tbl[(i * 8) + (j * 2)] = | |
339 | (efuse_word[j][i] & 0xff); | |
340 | efuse_tbl[(i * 8) + ((j * 2) + 1)] = | |
341 | ((efuse_word[j][i] >> 8) & 0xff); | |
342 | } | |
343 | } | |
344 | ||
345 | for (i = 0; i < _size_byte; i++) | |
346 | pbuf[i] = efuse_tbl[_offset + i]; | |
347 | ||
348 | rtlefuse->efuse_usedbytes = efuse_utilized; | |
349 | efuse_usage = (u8)((efuse_utilized * 100) / efuse_len); | |
350 | rtlefuse->efuse_usedpercentage = efuse_usage; | |
351 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_BYTES, | |
352 | (u8 *)&efuse_utilized); | |
353 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_USAGE, | |
354 | &efuse_usage); | |
355 | done: | |
356 | for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) | |
357 | kfree(efuse_word[i]); | |
358 | kfree(efuse_word); | |
359 | out: | |
360 | kfree(efuse_tbl); | |
361 | } | |
362 | ||
363 | bool efuse_shadow_update_chk(struct ieee80211_hw *hw) | |
364 | { | |
365 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
366 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
367 | u8 section_idx, i, base; | |
368 | u16 words_need = 0, hdr_num = 0, totalbytes, efuse_used; | |
369 | bool wordchanged, result = true; | |
370 | ||
371 | for (section_idx = 0; section_idx < 16; section_idx++) { | |
372 | base = section_idx * 8; | |
373 | wordchanged = false; | |
374 | ||
375 | for (i = 0; i < 8; i = i + 2) { | |
376 | if ((rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] != | |
377 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]) || | |
378 | (rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i + 1] != | |
379 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i + | |
380 | 1])) { | |
381 | words_need++; | |
382 | wordchanged = true; | |
383 | } | |
384 | } | |
385 | ||
386 | if (wordchanged) | |
387 | hdr_num++; | |
388 | } | |
389 | ||
390 | totalbytes = hdr_num + words_need * 2; | |
391 | efuse_used = rtlefuse->efuse_usedbytes; | |
392 | ||
393 | if ((totalbytes + efuse_used) >= | |
394 | (EFUSE_MAX_SIZE - rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) | |
395 | result = false; | |
396 | ||
397 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
398 | "%s(): totalbytes(%#x), hdr_num(%#x), words_need(%#x), efuse_used(%d)\n", | |
399 | __func__, totalbytes, hdr_num, words_need, efuse_used); | |
400 | ||
401 | return result; | |
402 | } | |
403 | ||
404 | void efuse_shadow_read(struct ieee80211_hw *hw, u8 type, | |
405 | u16 offset, u32 *value) | |
406 | { | |
407 | if (type == 1) | |
408 | efuse_shadow_read_1byte(hw, offset, (u8 *)value); | |
409 | else if (type == 2) | |
410 | efuse_shadow_read_2byte(hw, offset, (u16 *)value); | |
411 | else if (type == 4) | |
412 | efuse_shadow_read_4byte(hw, offset, value); | |
413 | } | |
414 | ||
415 | void efuse_shadow_write(struct ieee80211_hw *hw, u8 type, u16 offset, | |
416 | u32 value) | |
417 | { | |
418 | if (type == 1) | |
419 | efuse_shadow_write_1byte(hw, offset, (u8)value); | |
420 | else if (type == 2) | |
421 | efuse_shadow_write_2byte(hw, offset, (u16)value); | |
422 | else if (type == 4) | |
423 | efuse_shadow_write_4byte(hw, offset, value); | |
424 | } | |
425 | ||
426 | bool efuse_shadow_update(struct ieee80211_hw *hw) | |
427 | { | |
428 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
429 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
430 | u16 i, offset, base; | |
431 | u8 word_en = 0x0F; | |
432 | u8 first_pg = false; | |
433 | ||
434 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "\n"); | |
435 | ||
436 | if (!efuse_shadow_update_chk(hw)) { | |
437 | efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]); | |
438 | memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0], | |
439 | &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], | |
440 | rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); | |
441 | ||
442 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
443 | "efuse out of capacity!!\n"); | |
444 | return false; | |
445 | } | |
446 | efuse_power_switch(hw, true, true); | |
447 | ||
448 | for (offset = 0; offset < 16; offset++) { | |
449 | word_en = 0x0F; | |
450 | base = offset * 8; | |
451 | ||
452 | for (i = 0; i < 8; i++) { | |
453 | if (first_pg) { | |
454 | word_en &= ~(BIT(i / 2)); | |
455 | ||
456 | rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] = | |
457 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]; | |
458 | } else { | |
459 | if (rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] != | |
460 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]) { | |
461 | word_en &= ~(BIT(i / 2)); | |
462 | ||
463 | rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] = | |
464 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]; | |
465 | } | |
466 | } | |
467 | } | |
468 | if (word_en != 0x0F) { | |
469 | u8 tmpdata[8]; | |
470 | ||
471 | memcpy(tmpdata, | |
472 | &rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base], | |
473 | 8); | |
474 | RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_LOUD, | |
475 | "U-efuse\n", tmpdata, 8); | |
476 | ||
477 | if (!efuse_pg_packet_write(hw, (u8)offset, word_en, | |
478 | tmpdata)) { | |
479 | RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, | |
480 | "PG section(%#x) fail!!\n", offset); | |
481 | break; | |
482 | } | |
483 | } | |
484 | } | |
485 | ||
486 | efuse_power_switch(hw, true, false); | |
487 | efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]); | |
488 | ||
489 | memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0], | |
490 | &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], | |
491 | rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); | |
492 | ||
493 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "\n"); | |
494 | return true; | |
495 | } | |
496 | ||
497 | void rtl_efuse_shadow_map_update(struct ieee80211_hw *hw) | |
498 | { | |
499 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
500 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
501 | ||
502 | if (rtlefuse->autoload_failflag) | |
503 | memset((&rtlefuse->efuse_map[EFUSE_INIT_MAP][0]), | |
504 | 0xFF, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); | |
505 | else | |
506 | efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]); | |
507 | ||
508 | memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0], | |
509 | &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], | |
510 | rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); | |
511 | } | |
512 | ||
513 | void efuse_force_write_vendor_id(struct ieee80211_hw *hw) | |
514 | { | |
515 | u8 tmpdata[8] = { 0xFF, 0xFF, 0xEC, 0x10, 0xFF, 0xFF, 0xFF, 0xFF }; | |
516 | ||
517 | efuse_power_switch(hw, true, true); | |
518 | ||
519 | efuse_pg_packet_write(hw, 1, 0xD, tmpdata); | |
520 | ||
521 | efuse_power_switch(hw, true, false); | |
522 | } | |
523 | ||
524 | void efuse_re_pg_section(struct ieee80211_hw *hw, u8 section_idx) | |
525 | { | |
526 | } | |
527 | ||
528 | static void efuse_shadow_read_1byte(struct ieee80211_hw *hw, | |
529 | u16 offset, u8 *value) | |
530 | { | |
531 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
532 | *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset]; | |
533 | } | |
534 | ||
535 | static void efuse_shadow_read_2byte(struct ieee80211_hw *hw, | |
536 | u16 offset, u16 *value) | |
537 | { | |
538 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
539 | ||
540 | *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset]; | |
541 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8; | |
542 | } | |
543 | ||
544 | static void efuse_shadow_read_4byte(struct ieee80211_hw *hw, | |
545 | u16 offset, u32 *value) | |
546 | { | |
547 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
548 | ||
549 | *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset]; | |
550 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8; | |
551 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] << 16; | |
552 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] << 24; | |
553 | } | |
554 | ||
555 | static void efuse_shadow_write_1byte(struct ieee80211_hw *hw, | |
556 | u16 offset, u8 value) | |
557 | { | |
558 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
559 | ||
560 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value; | |
561 | } | |
562 | ||
563 | static void efuse_shadow_write_2byte(struct ieee80211_hw *hw, | |
564 | u16 offset, u16 value) | |
565 | { | |
566 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
567 | ||
568 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value & 0x00FF; | |
569 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] = value >> 8; | |
570 | } | |
571 | ||
572 | static void efuse_shadow_write_4byte(struct ieee80211_hw *hw, | |
573 | u16 offset, u32 value) | |
574 | { | |
575 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
576 | ||
577 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = | |
578 | (u8)(value & 0x000000FF); | |
579 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] = | |
580 | (u8)((value >> 8) & 0x0000FF); | |
581 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] = | |
582 | (u8)((value >> 16) & 0x00FF); | |
583 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] = | |
584 | (u8)((value >> 24) & 0xFF); | |
585 | } | |
586 | ||
587 | int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, u8 *data) | |
588 | { | |
589 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
590 | u8 tmpidx = 0; | |
591 | int result; | |
592 | ||
593 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
594 | (u8)(addr & 0xff)); | |
595 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
596 | ((u8)((addr >> 8) & 0x03)) | | |
597 | (rtl_read_byte(rtlpriv, | |
598 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2) & | |
599 | 0xFC)); | |
600 | ||
601 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72); | |
602 | ||
603 | while (!(0x80 & rtl_read_byte(rtlpriv, | |
604 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3)) && | |
605 | (tmpidx < 100)) { | |
606 | tmpidx++; | |
607 | } | |
608 | ||
609 | if (tmpidx < 100) { | |
610 | *data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
611 | result = true; | |
612 | } else { | |
613 | *data = 0xff; | |
614 | result = false; | |
615 | } | |
616 | return result; | |
617 | } | |
618 | ||
619 | static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, u8 data) | |
620 | { | |
621 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
622 | u8 tmpidx = 0; | |
623 | ||
624 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
625 | "Addr = %x Data=%x\n", addr, data); | |
626 | ||
627 | rtl_write_byte(rtlpriv, | |
628 | rtlpriv->cfg->maps[EFUSE_CTRL] + 1, (u8)(addr & 0xff)); | |
629 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
630 | (rtl_read_byte(rtlpriv, | |
631 | rtlpriv->cfg->maps[EFUSE_CTRL] + | |
632 | 2) & 0xFC) | (u8)((addr >> 8) & 0x03)); | |
633 | ||
634 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], data); | |
635 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0xF2); | |
636 | ||
637 | while ((0x80 & | |
638 | rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3)) && | |
639 | (tmpidx < 100)) { | |
640 | tmpidx++; | |
641 | } | |
642 | ||
643 | if (tmpidx < 100) | |
644 | return true; | |
645 | return false; | |
646 | } | |
647 | ||
648 | static void efuse_read_all_map(struct ieee80211_hw *hw, u8 *efuse) | |
649 | { | |
650 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
651 | ||
652 | efuse_power_switch(hw, false, true); | |
653 | read_efuse(hw, 0, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE], efuse); | |
654 | efuse_power_switch(hw, false, false); | |
655 | } | |
656 | ||
657 | static void efuse_read_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr, | |
658 | u8 efuse_data, u8 offset, u8 *tmpdata, | |
659 | u8 *readstate) | |
660 | { | |
661 | bool dataempty = true; | |
662 | u8 hoffset; | |
663 | u8 tmpidx; | |
664 | u8 hworden; | |
665 | u8 word_cnts; | |
666 | ||
667 | hoffset = (efuse_data >> 4) & 0x0F; | |
668 | hworden = efuse_data & 0x0F; | |
669 | word_cnts = efuse_calculate_word_cnts(hworden); | |
670 | ||
671 | if (hoffset == offset) { | |
672 | for (tmpidx = 0; tmpidx < word_cnts * 2; tmpidx++) { | |
673 | if (efuse_one_byte_read(hw, *efuse_addr + 1 + tmpidx, | |
674 | &efuse_data)) { | |
675 | tmpdata[tmpidx] = efuse_data; | |
676 | if (efuse_data != 0xff) | |
677 | dataempty = false; | |
678 | } | |
679 | } | |
680 | ||
681 | if (!dataempty) { | |
682 | *readstate = PG_STATE_DATA; | |
683 | } else { | |
684 | *efuse_addr = *efuse_addr + (word_cnts * 2) + 1; | |
685 | *readstate = PG_STATE_HEADER; | |
686 | } | |
687 | ||
688 | } else { | |
689 | *efuse_addr = *efuse_addr + (word_cnts * 2) + 1; | |
690 | *readstate = PG_STATE_HEADER; | |
691 | } | |
692 | } | |
693 | ||
694 | static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset, u8 *data) | |
695 | { | |
696 | u8 readstate = PG_STATE_HEADER; | |
697 | ||
698 | bool continual = true; | |
699 | ||
700 | u8 efuse_data, word_cnts = 0; | |
701 | u16 efuse_addr = 0; | |
702 | u8 tmpdata[8]; | |
703 | ||
704 | if (!data) | |
705 | return false; | |
706 | if (offset > 15) | |
707 | return false; | |
708 | ||
709 | memset(data, 0xff, PGPKT_DATA_SIZE * sizeof(u8)); | |
710 | memset(tmpdata, 0xff, PGPKT_DATA_SIZE * sizeof(u8)); | |
711 | ||
712 | while (continual && (efuse_addr < EFUSE_MAX_SIZE)) { | |
713 | if (readstate & PG_STATE_HEADER) { | |
714 | if (efuse_one_byte_read(hw, efuse_addr, &efuse_data) && | |
715 | (efuse_data != 0xFF)) | |
716 | efuse_read_data_case1(hw, &efuse_addr, | |
717 | efuse_data, offset, | |
718 | tmpdata, &readstate); | |
719 | else | |
720 | continual = false; | |
721 | } else if (readstate & PG_STATE_DATA) { | |
722 | efuse_word_enable_data_read(0, tmpdata, data); | |
723 | efuse_addr = efuse_addr + (word_cnts * 2) + 1; | |
724 | readstate = PG_STATE_HEADER; | |
725 | } | |
726 | } | |
727 | ||
728 | if ((data[0] == 0xff) && (data[1] == 0xff) && | |
729 | (data[2] == 0xff) && (data[3] == 0xff) && | |
730 | (data[4] == 0xff) && (data[5] == 0xff) && | |
731 | (data[6] == 0xff) && (data[7] == 0xff)) | |
732 | return false; | |
733 | return true; | |
734 | } | |
735 | ||
736 | static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr, | |
737 | u8 efuse_data, u8 offset, | |
738 | int *continual, u8 *write_state, | |
739 | struct pgpkt_struct *target_pkt, | |
740 | int *repeat_times, int *result, u8 word_en) | |
741 | { | |
742 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
743 | struct pgpkt_struct tmp_pkt; | |
744 | int dataempty = true; | |
745 | u8 originaldata[8 * sizeof(u8)]; | |
746 | u8 badworden = 0x0F; | |
747 | u8 match_word_en, tmp_word_en; | |
748 | u8 tmpindex; | |
749 | u8 tmp_header = efuse_data; | |
750 | u8 tmp_word_cnts; | |
751 | ||
752 | tmp_pkt.offset = (tmp_header >> 4) & 0x0F; | |
753 | tmp_pkt.word_en = tmp_header & 0x0F; | |
754 | tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en); | |
755 | ||
756 | if (tmp_pkt.offset != target_pkt->offset) { | |
757 | *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1; | |
758 | *write_state = PG_STATE_HEADER; | |
759 | } else { | |
760 | for (tmpindex = 0; tmpindex < (tmp_word_cnts * 2); tmpindex++) { | |
761 | if (efuse_one_byte_read(hw, | |
762 | (*efuse_addr + 1 + tmpindex), | |
763 | &efuse_data) && | |
764 | (efuse_data != 0xFF)) | |
765 | dataempty = false; | |
766 | } | |
767 | ||
768 | if (!dataempty) { | |
769 | *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1; | |
770 | *write_state = PG_STATE_HEADER; | |
771 | } else { | |
772 | match_word_en = 0x0F; | |
773 | if (!((target_pkt->word_en & BIT(0)) | | |
774 | (tmp_pkt.word_en & BIT(0)))) | |
775 | match_word_en &= (~BIT(0)); | |
776 | ||
777 | if (!((target_pkt->word_en & BIT(1)) | | |
778 | (tmp_pkt.word_en & BIT(1)))) | |
779 | match_word_en &= (~BIT(1)); | |
780 | ||
781 | if (!((target_pkt->word_en & BIT(2)) | | |
782 | (tmp_pkt.word_en & BIT(2)))) | |
783 | match_word_en &= (~BIT(2)); | |
784 | ||
785 | if (!((target_pkt->word_en & BIT(3)) | | |
786 | (tmp_pkt.word_en & BIT(3)))) | |
787 | match_word_en &= (~BIT(3)); | |
788 | ||
789 | if ((match_word_en & 0x0F) != 0x0F) { | |
790 | badworden = | |
791 | enable_efuse_data_write(hw, | |
792 | *efuse_addr + 1, | |
793 | tmp_pkt.word_en, | |
794 | target_pkt->data); | |
795 | ||
796 | if (0x0F != (badworden & 0x0F)) { | |
797 | u8 reorg_offset = offset; | |
798 | u8 reorg_worden = badworden; | |
799 | ||
800 | efuse_pg_packet_write(hw, reorg_offset, | |
801 | reorg_worden, | |
802 | originaldata); | |
803 | } | |
804 | ||
805 | tmp_word_en = 0x0F; | |
806 | if ((target_pkt->word_en & BIT(0)) ^ | |
807 | (match_word_en & BIT(0))) | |
808 | tmp_word_en &= (~BIT(0)); | |
809 | ||
810 | if ((target_pkt->word_en & BIT(1)) ^ | |
811 | (match_word_en & BIT(1))) | |
812 | tmp_word_en &= (~BIT(1)); | |
813 | ||
814 | if ((target_pkt->word_en & BIT(2)) ^ | |
815 | (match_word_en & BIT(2))) | |
816 | tmp_word_en &= (~BIT(2)); | |
817 | ||
818 | if ((target_pkt->word_en & BIT(3)) ^ | |
819 | (match_word_en & BIT(3))) | |
820 | tmp_word_en &= (~BIT(3)); | |
821 | ||
822 | if ((tmp_word_en & 0x0F) != 0x0F) { | |
823 | *efuse_addr = | |
824 | efuse_get_current_size(hw); | |
825 | target_pkt->offset = offset; | |
826 | target_pkt->word_en = tmp_word_en; | |
827 | } else { | |
828 | *continual = false; | |
829 | } | |
830 | *write_state = PG_STATE_HEADER; | |
831 | *repeat_times += 1; | |
832 | if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
833 | *continual = false; | |
834 | *result = false; | |
835 | } | |
836 | } else { | |
837 | *efuse_addr += (2 * tmp_word_cnts) + 1; | |
838 | target_pkt->offset = offset; | |
839 | target_pkt->word_en = word_en; | |
840 | *write_state = PG_STATE_HEADER; | |
841 | } | |
842 | } | |
843 | } | |
844 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, "efuse PG_STATE_HEADER-1\n"); | |
845 | } | |
846 | ||
847 | static void efuse_write_data_case2(struct ieee80211_hw *hw, u16 *efuse_addr, | |
848 | int *continual, u8 *write_state, | |
849 | struct pgpkt_struct target_pkt, | |
850 | int *repeat_times, int *result) | |
851 | { | |
852 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
853 | struct pgpkt_struct tmp_pkt; | |
854 | u8 pg_header; | |
855 | u8 tmp_header; | |
856 | u8 originaldata[8 * sizeof(u8)]; | |
857 | u8 tmp_word_cnts; | |
858 | u8 badworden = 0x0F; | |
859 | ||
860 | pg_header = ((target_pkt.offset << 4) & 0xf0) | target_pkt.word_en; | |
861 | efuse_one_byte_write(hw, *efuse_addr, pg_header); | |
862 | efuse_one_byte_read(hw, *efuse_addr, &tmp_header); | |
863 | ||
864 | if (tmp_header == pg_header) { | |
865 | *write_state = PG_STATE_DATA; | |
866 | } else if (tmp_header == 0xFF) { | |
867 | *write_state = PG_STATE_HEADER; | |
868 | *repeat_times += 1; | |
869 | if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
870 | *continual = false; | |
871 | *result = false; | |
872 | } | |
873 | } else { | |
874 | tmp_pkt.offset = (tmp_header >> 4) & 0x0F; | |
875 | tmp_pkt.word_en = tmp_header & 0x0F; | |
876 | ||
877 | tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en); | |
878 | ||
879 | memset(originaldata, 0xff, 8 * sizeof(u8)); | |
880 | ||
881 | if (efuse_pg_packet_read(hw, tmp_pkt.offset, originaldata)) { | |
882 | badworden = enable_efuse_data_write(hw, | |
883 | *efuse_addr + 1, | |
884 | tmp_pkt.word_en, | |
885 | originaldata); | |
886 | ||
887 | if (0x0F != (badworden & 0x0F)) { | |
888 | u8 reorg_offset = tmp_pkt.offset; | |
889 | u8 reorg_worden = badworden; | |
890 | ||
891 | efuse_pg_packet_write(hw, reorg_offset, | |
892 | reorg_worden, | |
893 | originaldata); | |
894 | *efuse_addr = efuse_get_current_size(hw); | |
895 | } else { | |
896 | *efuse_addr = *efuse_addr + | |
897 | (tmp_word_cnts * 2) + 1; | |
898 | } | |
899 | } else { | |
900 | *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1; | |
901 | } | |
902 | ||
903 | *write_state = PG_STATE_HEADER; | |
904 | *repeat_times += 1; | |
905 | if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
906 | *continual = false; | |
907 | *result = false; | |
908 | } | |
909 | ||
910 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
911 | "efuse PG_STATE_HEADER-2\n"); | |
912 | } | |
913 | } | |
914 | ||
915 | static int efuse_pg_packet_write(struct ieee80211_hw *hw, | |
916 | u8 offset, u8 word_en, u8 *data) | |
917 | { | |
918 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
919 | struct pgpkt_struct target_pkt; | |
920 | u8 write_state = PG_STATE_HEADER; | |
921 | int continual = true, dataempty = true, result = true; | |
922 | u16 efuse_addr = 0; | |
923 | u8 efuse_data; | |
924 | u8 target_word_cnts = 0; | |
925 | u8 badworden = 0x0F; | |
926 | static int repeat_times; | |
927 | ||
928 | if (efuse_get_current_size(hw) >= (EFUSE_MAX_SIZE - | |
929 | rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) { | |
930 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
931 | "%s error\n", __func__); | |
932 | return false; | |
933 | } | |
934 | ||
935 | target_pkt.offset = offset; | |
936 | target_pkt.word_en = word_en; | |
937 | ||
938 | memset(target_pkt.data, 0xFF, 8 * sizeof(u8)); | |
939 | ||
940 | efuse_word_enable_data_read(word_en, data, target_pkt.data); | |
941 | target_word_cnts = efuse_calculate_word_cnts(target_pkt.word_en); | |
942 | ||
943 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, "efuse Power ON\n"); | |
944 | ||
945 | while (continual && (efuse_addr < (EFUSE_MAX_SIZE - | |
946 | rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))) { | |
947 | if (write_state == PG_STATE_HEADER) { | |
948 | dataempty = true; | |
949 | badworden = 0x0F; | |
950 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
951 | "efuse PG_STATE_HEADER\n"); | |
952 | ||
953 | if (efuse_one_byte_read(hw, efuse_addr, &efuse_data) && | |
954 | (efuse_data != 0xFF)) | |
955 | efuse_write_data_case1(hw, &efuse_addr, | |
956 | efuse_data, offset, | |
957 | &continual, | |
958 | &write_state, | |
959 | &target_pkt, | |
960 | &repeat_times, &result, | |
961 | word_en); | |
962 | else | |
963 | efuse_write_data_case2(hw, &efuse_addr, | |
964 | &continual, | |
965 | &write_state, | |
966 | target_pkt, | |
967 | &repeat_times, | |
968 | &result); | |
969 | ||
970 | } else if (write_state == PG_STATE_DATA) { | |
971 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
972 | "efuse PG_STATE_DATA\n"); | |
973 | badworden = 0x0f; | |
974 | badworden = | |
975 | enable_efuse_data_write(hw, efuse_addr + 1, | |
976 | target_pkt.word_en, | |
977 | target_pkt.data); | |
978 | ||
979 | if ((badworden & 0x0F) == 0x0F) { | |
980 | continual = false; | |
981 | } else { | |
982 | efuse_addr = | |
983 | efuse_addr + (2 * target_word_cnts) + 1; | |
984 | ||
985 | target_pkt.offset = offset; | |
986 | target_pkt.word_en = badworden; | |
987 | target_word_cnts = | |
988 | efuse_calculate_word_cnts(target_pkt.word_en); | |
989 | write_state = PG_STATE_HEADER; | |
990 | repeat_times++; | |
991 | if (repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
992 | continual = false; | |
993 | result = false; | |
994 | } | |
995 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
996 | "efuse PG_STATE_HEADER-3\n"); | |
997 | } | |
998 | } | |
999 | } | |
1000 | ||
1001 | if (efuse_addr >= (EFUSE_MAX_SIZE - | |
1002 | rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) { | |
1003 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
1004 | "efuse_addr(%#x) Out of size!!\n", efuse_addr); | |
1005 | } | |
1006 | ||
1007 | return true; | |
1008 | } | |
1009 | ||
1010 | static void efuse_word_enable_data_read(u8 word_en, u8 *sourdata, | |
1011 | u8 *targetdata) | |
1012 | { | |
1013 | if (!(word_en & BIT(0))) { | |
1014 | targetdata[0] = sourdata[0]; | |
1015 | targetdata[1] = sourdata[1]; | |
1016 | } | |
1017 | ||
1018 | if (!(word_en & BIT(1))) { | |
1019 | targetdata[2] = sourdata[2]; | |
1020 | targetdata[3] = sourdata[3]; | |
1021 | } | |
1022 | ||
1023 | if (!(word_en & BIT(2))) { | |
1024 | targetdata[4] = sourdata[4]; | |
1025 | targetdata[5] = sourdata[5]; | |
1026 | } | |
1027 | ||
1028 | if (!(word_en & BIT(3))) { | |
1029 | targetdata[6] = sourdata[6]; | |
1030 | targetdata[7] = sourdata[7]; | |
1031 | } | |
1032 | } | |
1033 | ||
1034 | static u8 enable_efuse_data_write(struct ieee80211_hw *hw, | |
1035 | u16 efuse_addr, u8 word_en, u8 *data) | |
1036 | { | |
1037 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1038 | u16 tmpaddr; | |
1039 | u16 start_addr = efuse_addr; | |
1040 | u8 badworden = 0x0F; | |
1041 | u8 tmpdata[8]; | |
1042 | ||
1043 | memset(tmpdata, 0xff, PGPKT_DATA_SIZE); | |
1044 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
1045 | "word_en = %x efuse_addr=%x\n", word_en, efuse_addr); | |
1046 | ||
1047 | if (!(word_en & BIT(0))) { | |
1048 | tmpaddr = start_addr; | |
1049 | efuse_one_byte_write(hw, start_addr++, data[0]); | |
1050 | efuse_one_byte_write(hw, start_addr++, data[1]); | |
1051 | ||
1052 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[0]); | |
1053 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[1]); | |
1054 | if ((data[0] != tmpdata[0]) || (data[1] != tmpdata[1])) | |
1055 | badworden &= (~BIT(0)); | |
1056 | } | |
1057 | ||
1058 | if (!(word_en & BIT(1))) { | |
1059 | tmpaddr = start_addr; | |
1060 | efuse_one_byte_write(hw, start_addr++, data[2]); | |
1061 | efuse_one_byte_write(hw, start_addr++, data[3]); | |
1062 | ||
1063 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[2]); | |
1064 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[3]); | |
1065 | if ((data[2] != tmpdata[2]) || (data[3] != tmpdata[3])) | |
1066 | badworden &= (~BIT(1)); | |
1067 | } | |
1068 | ||
1069 | if (!(word_en & BIT(2))) { | |
1070 | tmpaddr = start_addr; | |
1071 | efuse_one_byte_write(hw, start_addr++, data[4]); | |
1072 | efuse_one_byte_write(hw, start_addr++, data[5]); | |
1073 | ||
1074 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[4]); | |
1075 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[5]); | |
1076 | if ((data[4] != tmpdata[4]) || (data[5] != tmpdata[5])) | |
1077 | badworden &= (~BIT(2)); | |
1078 | } | |
1079 | ||
1080 | if (!(word_en & BIT(3))) { | |
1081 | tmpaddr = start_addr; | |
1082 | efuse_one_byte_write(hw, start_addr++, data[6]); | |
1083 | efuse_one_byte_write(hw, start_addr++, data[7]); | |
1084 | ||
1085 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[6]); | |
1086 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[7]); | |
1087 | if ((data[6] != tmpdata[6]) || (data[7] != tmpdata[7])) | |
1088 | badworden &= (~BIT(3)); | |
1089 | } | |
1090 | ||
1091 | return badworden; | |
1092 | } | |
1093 | ||
1094 | void efuse_power_switch(struct ieee80211_hw *hw, u8 write, u8 pwrstate) | |
1095 | { | |
1096 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1097 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); | |
1098 | u8 tempval; | |
1099 | u16 tmpv16; | |
1100 | ||
1101 | if (pwrstate && (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE)) { | |
1102 | if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192CE && | |
1103 | rtlhal->hw_type != HARDWARE_TYPE_RTL8192DE) { | |
1104 | rtl_write_byte(rtlpriv, | |
1105 | rtlpriv->cfg->maps[EFUSE_ACCESS], 0x69); | |
1106 | } else { | |
1107 | tmpv16 = | |
1108 | rtl_read_word(rtlpriv, | |
1109 | rtlpriv->cfg->maps[SYS_ISO_CTRL]); | |
1110 | if (!(tmpv16 & rtlpriv->cfg->maps[EFUSE_PWC_EV12V])) { | |
1111 | tmpv16 |= rtlpriv->cfg->maps[EFUSE_PWC_EV12V]; | |
1112 | rtl_write_word(rtlpriv, | |
1113 | rtlpriv->cfg->maps[SYS_ISO_CTRL], | |
1114 | tmpv16); | |
1115 | } | |
1116 | } | |
1117 | tmpv16 = rtl_read_word(rtlpriv, | |
1118 | rtlpriv->cfg->maps[SYS_FUNC_EN]); | |
1119 | if (!(tmpv16 & rtlpriv->cfg->maps[EFUSE_FEN_ELDR])) { | |
1120 | tmpv16 |= rtlpriv->cfg->maps[EFUSE_FEN_ELDR]; | |
1121 | rtl_write_word(rtlpriv, | |
1122 | rtlpriv->cfg->maps[SYS_FUNC_EN], tmpv16); | |
1123 | } | |
1124 | ||
1125 | tmpv16 = rtl_read_word(rtlpriv, rtlpriv->cfg->maps[SYS_CLK]); | |
1126 | if ((!(tmpv16 & rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN])) || | |
1127 | (!(tmpv16 & rtlpriv->cfg->maps[EFUSE_ANA8M]))) { | |
1128 | tmpv16 |= (rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN] | | |
1129 | rtlpriv->cfg->maps[EFUSE_ANA8M]); | |
1130 | rtl_write_word(rtlpriv, | |
1131 | rtlpriv->cfg->maps[SYS_CLK], tmpv16); | |
1132 | } | |
1133 | } | |
1134 | ||
1135 | if (pwrstate) { | |
1136 | if (write) { | |
1137 | tempval = rtl_read_byte(rtlpriv, | |
1138 | rtlpriv->cfg->maps[EFUSE_TEST] + | |
1139 | 3); | |
1140 | ||
1141 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { | |
1142 | tempval &= ~(BIT(3) | BIT(4) | BIT(5) | BIT(6)); | |
1143 | tempval |= (VOLTAGE_V25 << 3); | |
1144 | } else if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE) { | |
1145 | tempval &= 0x0F; | |
1146 | tempval |= (VOLTAGE_V25 << 4); | |
1147 | } | |
1148 | ||
1149 | rtl_write_byte(rtlpriv, | |
1150 | rtlpriv->cfg->maps[EFUSE_TEST] + 3, | |
1151 | (tempval | 0x80)); | |
1152 | } | |
1153 | ||
1154 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) { | |
1155 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK], | |
1156 | 0x03); | |
1157 | } | |
1158 | } else { | |
1159 | if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192CE && | |
1160 | rtlhal->hw_type != HARDWARE_TYPE_RTL8192DE) | |
1161 | rtl_write_byte(rtlpriv, | |
1162 | rtlpriv->cfg->maps[EFUSE_ACCESS], 0); | |
1163 | ||
1164 | if (write) { | |
1165 | tempval = rtl_read_byte(rtlpriv, | |
1166 | rtlpriv->cfg->maps[EFUSE_TEST] + | |
1167 | 3); | |
1168 | rtl_write_byte(rtlpriv, | |
1169 | rtlpriv->cfg->maps[EFUSE_TEST] + 3, | |
1170 | (tempval & 0x7F)); | |
1171 | } | |
1172 | ||
1173 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) { | |
1174 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK], | |
1175 | 0x02); | |
1176 | } | |
1177 | } | |
1178 | } | |
1179 | ||
1180 | static u16 efuse_get_current_size(struct ieee80211_hw *hw) | |
1181 | { | |
1182 | int continual = true; | |
1183 | u16 efuse_addr = 0; | |
1184 | u8 hoffset, hworden; | |
1185 | u8 efuse_data, word_cnts; | |
1186 | ||
1187 | while (continual && efuse_one_byte_read(hw, efuse_addr, &efuse_data) && | |
1188 | (efuse_addr < EFUSE_MAX_SIZE)) { | |
1189 | if (efuse_data != 0xFF) { | |
1190 | hoffset = (efuse_data >> 4) & 0x0F; | |
1191 | hworden = efuse_data & 0x0F; | |
1192 | word_cnts = efuse_calculate_word_cnts(hworden); | |
1193 | efuse_addr = efuse_addr + (word_cnts * 2) + 1; | |
1194 | } else { | |
1195 | continual = false; | |
1196 | } | |
1197 | } | |
1198 | ||
1199 | return efuse_addr; | |
1200 | } | |
1201 | ||
1202 | static u8 efuse_calculate_word_cnts(u8 word_en) | |
1203 | { | |
1204 | u8 word_cnts = 0; | |
1205 | ||
1206 | if (!(word_en & BIT(0))) | |
1207 | word_cnts++; | |
1208 | if (!(word_en & BIT(1))) | |
1209 | word_cnts++; | |
1210 | if (!(word_en & BIT(2))) | |
1211 | word_cnts++; | |
1212 | if (!(word_en & BIT(3))) | |
1213 | word_cnts++; | |
1214 | return word_cnts; | |
1215 | } | |
1216 | ||
1217 | int rtl_get_hwinfo(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv, | |
1218 | int max_size, u8 *hwinfo, int *params) | |
1219 | { | |
1220 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
1221 | struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw); | |
1222 | struct device *dev = &rtlpcipriv->dev.pdev->dev; | |
1223 | u16 eeprom_id; | |
1224 | u16 i, usvalue; | |
1225 | ||
1226 | switch (rtlefuse->epromtype) { | |
1227 | case EEPROM_BOOT_EFUSE: | |
1228 | rtl_efuse_shadow_map_update(hw); | |
1229 | break; | |
1230 | ||
1231 | case EEPROM_93C46: | |
1232 | pr_err("RTL8XXX did not boot from eeprom, check it !!\n"); | |
1233 | return 1; | |
1234 | ||
1235 | default: | |
1236 | dev_warn(dev, "no efuse data\n"); | |
1237 | return 1; | |
1238 | } | |
1239 | ||
1240 | memcpy(hwinfo, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], max_size); | |
1241 | ||
1242 | RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_DMESG, "MAP", | |
1243 | hwinfo, max_size); | |
1244 | ||
1245 | eeprom_id = *((u16 *)&hwinfo[0]); | |
1246 | if (eeprom_id != params[0]) { | |
1247 | RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, | |
1248 | "EEPROM ID(%#x) is invalid!!\n", eeprom_id); | |
1249 | rtlefuse->autoload_failflag = true; | |
1250 | } else { | |
1251 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Autoload OK\n"); | |
1252 | rtlefuse->autoload_failflag = false; | |
1253 | } | |
1254 | ||
1255 | if (rtlefuse->autoload_failflag) | |
1256 | return 1; | |
1257 | ||
1258 | rtlefuse->eeprom_vid = *(u16 *)&hwinfo[params[1]]; | |
1259 | rtlefuse->eeprom_did = *(u16 *)&hwinfo[params[2]]; | |
1260 | rtlefuse->eeprom_svid = *(u16 *)&hwinfo[params[3]]; | |
1261 | rtlefuse->eeprom_smid = *(u16 *)&hwinfo[params[4]]; | |
1262 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, | |
1263 | "EEPROMId = 0x%4x\n", eeprom_id); | |
1264 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, | |
1265 | "EEPROM VID = 0x%4x\n", rtlefuse->eeprom_vid); | |
1266 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, | |
1267 | "EEPROM DID = 0x%4x\n", rtlefuse->eeprom_did); | |
1268 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, | |
1269 | "EEPROM SVID = 0x%4x\n", rtlefuse->eeprom_svid); | |
1270 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, | |
1271 | "EEPROM SMID = 0x%4x\n", rtlefuse->eeprom_smid); | |
1272 | ||
1273 | for (i = 0; i < 6; i += 2) { | |
1274 | usvalue = *(u16 *)&hwinfo[params[5] + i]; | |
1275 | *((u16 *)(&rtlefuse->dev_addr[i])) = usvalue; | |
1276 | } | |
1277 | RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "%pM\n", rtlefuse->dev_addr); | |
1278 | ||
1279 | rtlefuse->eeprom_channelplan = *&hwinfo[params[6]]; | |
1280 | rtlefuse->eeprom_version = *(u16 *)&hwinfo[params[7]]; | |
1281 | rtlefuse->txpwr_fromeprom = true; | |
1282 | rtlefuse->eeprom_oemid = *&hwinfo[params[8]]; | |
1283 | ||
1284 | RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, | |
1285 | "EEPROM Customer ID: 0x%2x\n", rtlefuse->eeprom_oemid); | |
1286 | ||
1287 | /* set channel plan to world wide 13 */ | |
1288 | rtlefuse->channel_plan = params[9]; | |
1289 | ||
1290 | return 0; | |
1291 | } | |
1292 | ||
1293 | void rtl_fw_block_write(struct ieee80211_hw *hw, const u8 *buffer, u32 size) | |
1294 | { | |
1295 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1296 | u8 *pu4byteptr = (u8 *)buffer; | |
1297 | u32 i; | |
1298 | ||
1299 | for (i = 0; i < size; i++) | |
1300 | rtl_write_byte(rtlpriv, (START_ADDRESS + i), *(pu4byteptr + i)); | |
1301 | } | |
1302 | ||
1303 | void rtl_fw_page_write(struct ieee80211_hw *hw, u32 page, const u8 *buffer, | |
1304 | u32 size) | |
1305 | { | |
1306 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1307 | u8 value8; | |
1308 | u8 u8page = (u8)(page & 0x07); | |
1309 | ||
1310 | value8 = (rtl_read_byte(rtlpriv, REG_MCUFWDL + 2) & 0xF8) | u8page; | |
1311 | ||
1312 | rtl_write_byte(rtlpriv, (REG_MCUFWDL + 2), value8); | |
1313 | rtl_fw_block_write(hw, buffer, size); | |
1314 | } | |
1315 | ||
1316 | void rtl_fill_dummy(u8 *pfwbuf, u32 *pfwlen) | |
1317 | { | |
1318 | u32 fwlen = *pfwlen; | |
1319 | u8 remain = (u8)(fwlen % 4); | |
1320 | ||
1321 | remain = (remain == 0) ? 0 : (4 - remain); | |
1322 | ||
1323 | while (remain > 0) { | |
1324 | pfwbuf[fwlen] = 0; | |
1325 | fwlen++; | |
1326 | remain--; | |
1327 | } | |
1328 | ||
1329 | *pfwlen = fwlen; | |
1330 | } |