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0c817338 LF |
1 | /****************************************************************************** |
2 | * | |
a8d76066 | 3 | * Copyright(c) 2009-2012 Realtek Corporation. |
0c817338 LF |
4 | * |
5 | * Tmis program is free software; you can redistribute it and/or modify it | |
6 | * under the terms of version 2 of the GNU General Public License as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * Tmis program is distributed in the hope that it will be useful, but WITHOUT | |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
12 | * more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along with | |
15 | * tmis program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA | |
17 | * | |
18 | * Tme full GNU General Public License is included in this distribution in the | |
19 | * file called LICENSE. | |
20 | * | |
21 | * Contact Information: | |
22 | * wlanfae <wlanfae@realtek.com> | |
23 | * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, | |
24 | * Hsinchu 300, Taiwan. | |
25 | * | |
26 | * Larry Finger <Larry.Finger@lwfinger.net> | |
27 | * | |
28 | *****************************************************************************/ | |
29 | ||
ee40fa06 | 30 | #include <linux/export.h> |
0c817338 LF |
31 | #include "wifi.h" |
32 | #include "efuse.h" | |
33 | ||
34 | static const u8 MAX_PGPKT_SIZE = 9; | |
35 | static const u8 PGPKT_DATA_SIZE = 8; | |
36 | static const int EFUSE_MAX_SIZE = 512; | |
37 | ||
0c817338 LF |
38 | static const struct efuse_map RTL8712_SDIO_EFUSE_TABLE[] = { |
39 | {0, 0, 0, 2}, | |
40 | {0, 1, 0, 2}, | |
41 | {0, 2, 0, 2}, | |
42 | {1, 0, 0, 1}, | |
43 | {1, 0, 1, 1}, | |
44 | {1, 1, 0, 1}, | |
45 | {1, 1, 1, 3}, | |
46 | {1, 3, 0, 17}, | |
47 | {3, 3, 1, 48}, | |
48 | {10, 0, 0, 6}, | |
49 | {10, 3, 0, 1}, | |
50 | {10, 3, 1, 1}, | |
51 | {11, 0, 0, 28} | |
52 | }; | |
53 | ||
0c817338 LF |
54 | static void efuse_shadow_read_1byte(struct ieee80211_hw *hw, u16 offset, |
55 | u8 *value); | |
56 | static void efuse_shadow_read_2byte(struct ieee80211_hw *hw, u16 offset, | |
57 | u16 *value); | |
58 | static void efuse_shadow_read_4byte(struct ieee80211_hw *hw, u16 offset, | |
59 | u32 *value); | |
60 | static void efuse_shadow_write_1byte(struct ieee80211_hw *hw, u16 offset, | |
61 | u8 value); | |
62 | static void efuse_shadow_write_2byte(struct ieee80211_hw *hw, u16 offset, | |
63 | u16 value); | |
64 | static void efuse_shadow_write_4byte(struct ieee80211_hw *hw, u16 offset, | |
65 | u32 value); | |
66 | static int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, | |
67 | u8 *data); | |
68 | static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, | |
69 | u8 data); | |
70 | static void efuse_read_all_map(struct ieee80211_hw *hw, u8 *efuse); | |
71 | static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset, | |
72 | u8 *data); | |
73 | static int efuse_pg_packet_write(struct ieee80211_hw *hw, u8 offset, | |
74 | u8 word_en, u8 *data); | |
75 | static void efuse_word_enable_data_read(u8 word_en, u8 *sourdata, | |
76 | u8 *targetdata); | |
77 | static u8 efuse_word_enable_data_write(struct ieee80211_hw *hw, | |
78 | u16 efuse_addr, u8 word_en, u8 *data); | |
e25f51d4 | 79 | static void efuse_power_switch(struct ieee80211_hw *hw, u8 write, |
0c817338 LF |
80 | u8 pwrstate); |
81 | static u16 efuse_get_current_size(struct ieee80211_hw *hw); | |
82 | static u8 efuse_calculate_word_cnts(u8 word_en); | |
83 | ||
84 | void efuse_initialize(struct ieee80211_hw *hw) | |
85 | { | |
86 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
87 | u8 bytetemp; | |
88 | u8 temp; | |
89 | ||
90 | bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1); | |
91 | temp = bytetemp | 0x20; | |
92 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1, temp); | |
93 | ||
94 | bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1); | |
95 | temp = bytetemp & 0xFE; | |
96 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1, temp); | |
97 | ||
98 | bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3); | |
99 | temp = bytetemp | 0x80; | |
100 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3, temp); | |
101 | ||
102 | rtl_write_byte(rtlpriv, 0x2F8, 0x3); | |
103 | ||
104 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72); | |
105 | ||
106 | } | |
107 | ||
108 | u8 efuse_read_1byte(struct ieee80211_hw *hw, u16 address) | |
109 | { | |
110 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
111 | u8 data; | |
112 | u8 bytetemp; | |
113 | u8 temp; | |
114 | u32 k = 0; | |
e25f51d4 C |
115 | const u32 efuse_len = |
116 | rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE]; | |
0c817338 | 117 | |
e25f51d4 | 118 | if (address < efuse_len) { |
0c817338 LF |
119 | temp = address & 0xFF; |
120 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
121 | temp); | |
122 | bytetemp = rtl_read_byte(rtlpriv, | |
123 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2); | |
124 | temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC); | |
125 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
126 | temp); | |
127 | ||
128 | bytetemp = rtl_read_byte(rtlpriv, | |
129 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
130 | temp = bytetemp & 0x7F; | |
131 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, | |
132 | temp); | |
133 | ||
134 | bytetemp = rtl_read_byte(rtlpriv, | |
135 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
136 | while (!(bytetemp & 0x80)) { | |
137 | bytetemp = rtl_read_byte(rtlpriv, | |
138 | rtlpriv->cfg-> | |
139 | maps[EFUSE_CTRL] + 3); | |
140 | k++; | |
141 | if (k == 1000) { | |
142 | k = 0; | |
143 | break; | |
144 | } | |
145 | } | |
146 | data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
147 | return data; | |
148 | } else | |
149 | return 0xFF; | |
150 | ||
151 | } | |
152 | EXPORT_SYMBOL(efuse_read_1byte); | |
153 | ||
154 | void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value) | |
155 | { | |
156 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
157 | u8 bytetemp; | |
158 | u8 temp; | |
159 | u32 k = 0; | |
e25f51d4 C |
160 | const u32 efuse_len = |
161 | rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE]; | |
0c817338 | 162 | |
f30d7507 JP |
163 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "Addr=%x Data =%x\n", |
164 | address, value); | |
0c817338 | 165 | |
e25f51d4 | 166 | if (address < efuse_len) { |
0c817338 LF |
167 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], value); |
168 | ||
169 | temp = address & 0xFF; | |
170 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
171 | temp); | |
172 | bytetemp = rtl_read_byte(rtlpriv, | |
173 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2); | |
174 | ||
175 | temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC); | |
176 | rtl_write_byte(rtlpriv, | |
177 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2, temp); | |
178 | ||
179 | bytetemp = rtl_read_byte(rtlpriv, | |
180 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
181 | temp = bytetemp | 0x80; | |
182 | rtl_write_byte(rtlpriv, | |
183 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3, temp); | |
184 | ||
185 | bytetemp = rtl_read_byte(rtlpriv, | |
186 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
187 | ||
188 | while (bytetemp & 0x80) { | |
189 | bytetemp = rtl_read_byte(rtlpriv, | |
190 | rtlpriv->cfg-> | |
191 | maps[EFUSE_CTRL] + 3); | |
192 | k++; | |
193 | if (k == 100) { | |
194 | k = 0; | |
195 | break; | |
196 | } | |
197 | } | |
198 | } | |
199 | ||
200 | } | |
201 | ||
e25f51d4 | 202 | void read_efuse_byte(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf) |
0c817338 LF |
203 | { |
204 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
205 | u32 value32; | |
206 | u8 readbyte; | |
207 | u16 retry; | |
208 | ||
209 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
210 | (_offset & 0xff)); | |
211 | readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2); | |
212 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
213 | ((_offset >> 8) & 0x03) | (readbyte & 0xfc)); | |
214 | ||
215 | readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3); | |
216 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, | |
217 | (readbyte & 0x7f)); | |
218 | ||
219 | retry = 0; | |
220 | value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
221 | while (!(((value32 >> 24) & 0xff) & 0x80) && (retry < 10000)) { | |
222 | value32 = rtl_read_dword(rtlpriv, | |
223 | rtlpriv->cfg->maps[EFUSE_CTRL]); | |
224 | retry++; | |
225 | } | |
226 | ||
227 | udelay(50); | |
228 | value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
229 | ||
230 | *pbuf = (u8) (value32 & 0xff); | |
231 | } | |
6f334c2b | 232 | EXPORT_SYMBOL_GPL(read_efuse_byte); |
0c817338 LF |
233 | |
234 | void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf) | |
235 | { | |
236 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
237 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
c84aa5af | 238 | u8 *efuse_tbl; |
0c817338 LF |
239 | u8 rtemp8[1]; |
240 | u16 efuse_addr = 0; | |
241 | u8 offset, wren; | |
26634c4b | 242 | u8 u1temp = 0; |
0c817338 LF |
243 | u16 i; |
244 | u16 j; | |
e25f51d4 C |
245 | const u16 efuse_max_section = |
246 | rtlpriv->cfg->maps[EFUSE_MAX_SECTION_MAP]; | |
247 | const u32 efuse_len = | |
248 | rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE]; | |
c84aa5af | 249 | u16 **efuse_word; |
0c817338 LF |
250 | u16 efuse_utilized = 0; |
251 | u8 efuse_usage; | |
252 | ||
e25f51d4 | 253 | if ((_offset + _size_byte) > rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]) { |
0c817338 | 254 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, |
f30d7507 JP |
255 | "read_efuse(): Invalid offset(%#x) with read bytes(%#x)!!\n", |
256 | _offset, _size_byte); | |
0c817338 LF |
257 | return; |
258 | } | |
259 | ||
c84aa5af LF |
260 | /* allocate memory for efuse_tbl and efuse_word */ |
261 | efuse_tbl = kmalloc(rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE] * | |
262 | sizeof(u8), GFP_ATOMIC); | |
263 | if (!efuse_tbl) | |
264 | return; | |
265 | efuse_word = kmalloc(EFUSE_MAX_WORD_UNIT * sizeof(u16 *), GFP_ATOMIC); | |
266 | if (!efuse_word) | |
267 | goto done; | |
268 | for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) { | |
269 | efuse_word[i] = kmalloc(efuse_max_section * sizeof(u16), | |
270 | GFP_ATOMIC); | |
271 | if (!efuse_word[i]) | |
272 | goto done; | |
273 | } | |
274 | ||
e25f51d4 | 275 | for (i = 0; i < efuse_max_section; i++) |
0c817338 | 276 | for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++) |
c84aa5af | 277 | efuse_word[j][i] = 0xFFFF; |
0c817338 LF |
278 | |
279 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
280 | if (*rtemp8 != 0xFF) { | |
281 | efuse_utilized++; | |
282 | RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL, | |
4c48869f | 283 | "Addr=%d\n", efuse_addr); |
0c817338 LF |
284 | efuse_addr++; |
285 | } | |
286 | ||
e25f51d4 | 287 | while ((*rtemp8 != 0xFF) && (efuse_addr < efuse_len)) { |
26634c4b LF |
288 | /* Check PG header for section num. */ |
289 | if ((*rtemp8 & 0x1F) == 0x0F) {/* extended header */ | |
290 | u1temp = ((*rtemp8 & 0xE0) >> 5); | |
291 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
0c817338 | 292 | |
26634c4b LF |
293 | if ((*rtemp8 & 0x0F) == 0x0F) { |
294 | efuse_addr++; | |
295 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
296 | ||
297 | if (*rtemp8 != 0xFF && | |
298 | (efuse_addr < efuse_len)) { | |
299 | efuse_addr++; | |
300 | } | |
301 | continue; | |
302 | } else { | |
303 | offset = ((*rtemp8 & 0xF0) >> 1) | u1temp; | |
304 | wren = (*rtemp8 & 0x0F); | |
305 | efuse_addr++; | |
306 | } | |
307 | } else { | |
308 | offset = ((*rtemp8 >> 4) & 0x0f); | |
0c817338 | 309 | wren = (*rtemp8 & 0x0f); |
26634c4b LF |
310 | } |
311 | ||
312 | if (offset < efuse_max_section) { | |
0c817338 | 313 | RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL, |
4c48869f | 314 | "offset-%d Worden=%x\n", offset, wren); |
0c817338 LF |
315 | |
316 | for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) { | |
317 | if (!(wren & 0x01)) { | |
318 | RTPRINT(rtlpriv, FEEPROM, | |
4c48869f JP |
319 | EFUSE_READ_ALL, |
320 | "Addr=%d\n", efuse_addr); | |
0c817338 LF |
321 | |
322 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
323 | efuse_addr++; | |
324 | efuse_utilized++; | |
c84aa5af LF |
325 | efuse_word[i][offset] = |
326 | (*rtemp8 & 0xff); | |
0c817338 | 327 | |
e25f51d4 | 328 | if (efuse_addr >= efuse_len) |
0c817338 LF |
329 | break; |
330 | ||
331 | RTPRINT(rtlpriv, FEEPROM, | |
4c48869f JP |
332 | EFUSE_READ_ALL, |
333 | "Addr=%d\n", efuse_addr); | |
0c817338 LF |
334 | |
335 | read_efuse_byte(hw, efuse_addr, rtemp8); | |
336 | efuse_addr++; | |
337 | efuse_utilized++; | |
c84aa5af | 338 | efuse_word[i][offset] |= |
0c817338 LF |
339 | (((u16)*rtemp8 << 8) & 0xff00); |
340 | ||
e25f51d4 | 341 | if (efuse_addr >= efuse_len) |
0c817338 LF |
342 | break; |
343 | } | |
344 | ||
345 | wren >>= 1; | |
346 | } | |
347 | } | |
348 | ||
349 | RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL, | |
4c48869f | 350 | "Addr=%d\n", efuse_addr); |
0c817338 | 351 | read_efuse_byte(hw, efuse_addr, rtemp8); |
e25f51d4 | 352 | if (*rtemp8 != 0xFF && (efuse_addr < efuse_len)) { |
0c817338 LF |
353 | efuse_utilized++; |
354 | efuse_addr++; | |
355 | } | |
356 | } | |
357 | ||
e25f51d4 | 358 | for (i = 0; i < efuse_max_section; i++) { |
0c817338 LF |
359 | for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++) { |
360 | efuse_tbl[(i * 8) + (j * 2)] = | |
c84aa5af | 361 | (efuse_word[j][i] & 0xff); |
0c817338 | 362 | efuse_tbl[(i * 8) + ((j * 2) + 1)] = |
c84aa5af | 363 | ((efuse_word[j][i] >> 8) & 0xff); |
0c817338 LF |
364 | } |
365 | } | |
366 | ||
367 | for (i = 0; i < _size_byte; i++) | |
368 | pbuf[i] = efuse_tbl[_offset + i]; | |
369 | ||
370 | rtlefuse->efuse_usedbytes = efuse_utilized; | |
e25f51d4 | 371 | efuse_usage = (u8) ((efuse_utilized * 100) / efuse_len); |
0c817338 LF |
372 | rtlefuse->efuse_usedpercentage = efuse_usage; |
373 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_BYTES, | |
374 | (u8 *)&efuse_utilized); | |
375 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_USAGE, | |
2c208890 | 376 | &efuse_usage); |
c84aa5af LF |
377 | done: |
378 | for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) | |
379 | kfree(efuse_word[i]); | |
380 | kfree(efuse_word); | |
381 | kfree(efuse_tbl); | |
0c817338 LF |
382 | } |
383 | ||
384 | bool efuse_shadow_update_chk(struct ieee80211_hw *hw) | |
385 | { | |
386 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
387 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
388 | u8 section_idx, i, Base; | |
389 | u16 words_need = 0, hdr_num = 0, totalbytes, efuse_used; | |
32473284 | 390 | bool wordchanged, result = true; |
0c817338 LF |
391 | |
392 | for (section_idx = 0; section_idx < 16; section_idx++) { | |
393 | Base = section_idx * 8; | |
32473284 | 394 | wordchanged = false; |
0c817338 LF |
395 | |
396 | for (i = 0; i < 8; i = i + 2) { | |
397 | if ((rtlefuse->efuse_map[EFUSE_INIT_MAP][Base + i] != | |
398 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][Base + i]) || | |
399 | (rtlefuse->efuse_map[EFUSE_INIT_MAP][Base + i + 1] != | |
400 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][Base + i + | |
401 | 1])) { | |
402 | words_need++; | |
32473284 | 403 | wordchanged = true; |
0c817338 LF |
404 | } |
405 | } | |
406 | ||
e10542c4 | 407 | if (wordchanged) |
0c817338 LF |
408 | hdr_num++; |
409 | } | |
410 | ||
411 | totalbytes = hdr_num + words_need * 2; | |
412 | efuse_used = rtlefuse->efuse_usedbytes; | |
413 | ||
414 | if ((totalbytes + efuse_used) >= | |
26634c4b LF |
415 | (EFUSE_MAX_SIZE - |
416 | rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) | |
32473284 | 417 | result = false; |
0c817338 LF |
418 | |
419 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
f30d7507 JP |
420 | "efuse_shadow_update_chk(): totalbytes(%#x), hdr_num(%#x), words_need(%#x), efuse_used(%d)\n", |
421 | totalbytes, hdr_num, words_need, efuse_used); | |
0c817338 | 422 | |
32473284 | 423 | return result; |
0c817338 LF |
424 | } |
425 | ||
426 | void efuse_shadow_read(struct ieee80211_hw *hw, u8 type, | |
427 | u16 offset, u32 *value) | |
428 | { | |
429 | if (type == 1) | |
430 | efuse_shadow_read_1byte(hw, offset, (u8 *) value); | |
431 | else if (type == 2) | |
432 | efuse_shadow_read_2byte(hw, offset, (u16 *) value); | |
433 | else if (type == 4) | |
2c208890 | 434 | efuse_shadow_read_4byte(hw, offset, value); |
0c817338 LF |
435 | |
436 | } | |
437 | ||
438 | void efuse_shadow_write(struct ieee80211_hw *hw, u8 type, u16 offset, | |
439 | u32 value) | |
440 | { | |
441 | if (type == 1) | |
442 | efuse_shadow_write_1byte(hw, offset, (u8) value); | |
443 | else if (type == 2) | |
444 | efuse_shadow_write_2byte(hw, offset, (u16) value); | |
445 | else if (type == 4) | |
32473284 | 446 | efuse_shadow_write_4byte(hw, offset, value); |
0c817338 LF |
447 | |
448 | } | |
449 | ||
450 | bool efuse_shadow_update(struct ieee80211_hw *hw) | |
451 | { | |
452 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
453 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
454 | u16 i, offset, base; | |
455 | u8 word_en = 0x0F; | |
456 | u8 first_pg = false; | |
457 | ||
f30d7507 | 458 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "--->\n"); |
0c817338 LF |
459 | |
460 | if (!efuse_shadow_update_chk(hw)) { | |
461 | efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]); | |
6e9d592f IM |
462 | memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0], |
463 | &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], | |
0c817338 LF |
464 | rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); |
465 | ||
466 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, | |
f30d7507 | 467 | "<---efuse out of capacity!!\n"); |
0c817338 LF |
468 | return false; |
469 | } | |
470 | efuse_power_switch(hw, true, true); | |
471 | ||
472 | for (offset = 0; offset < 16; offset++) { | |
473 | ||
474 | word_en = 0x0F; | |
475 | base = offset * 8; | |
476 | ||
477 | for (i = 0; i < 8; i++) { | |
e10542c4 | 478 | if (first_pg) { |
0c817338 LF |
479 | |
480 | word_en &= ~(BIT(i / 2)); | |
481 | ||
482 | rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] = | |
483 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]; | |
484 | } else { | |
485 | ||
486 | if (rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] != | |
487 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]) { | |
488 | word_en &= ~(BIT(i / 2)); | |
489 | ||
490 | rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] = | |
491 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]; | |
492 | } | |
493 | } | |
494 | } | |
495 | ||
496 | if (word_en != 0x0F) { | |
497 | u8 tmpdata[8]; | |
6e9d592f IM |
498 | memcpy(tmpdata, |
499 | &rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base], | |
500 | 8); | |
0c817338 | 501 | RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_LOUD, |
af08687b | 502 | "U-efuse", tmpdata, 8); |
0c817338 LF |
503 | |
504 | if (!efuse_pg_packet_write(hw, (u8) offset, word_en, | |
505 | tmpdata)) { | |
506 | RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, | |
f30d7507 | 507 | "PG section(%#x) fail!!\n", offset); |
0c817338 LF |
508 | break; |
509 | } | |
510 | } | |
511 | ||
512 | } | |
513 | ||
514 | efuse_power_switch(hw, true, false); | |
515 | efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]); | |
516 | ||
6e9d592f IM |
517 | memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0], |
518 | &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], | |
0c817338 LF |
519 | rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); |
520 | ||
f30d7507 | 521 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "<---\n"); |
0c817338 LF |
522 | return true; |
523 | } | |
524 | ||
525 | void rtl_efuse_shadow_map_update(struct ieee80211_hw *hw) | |
526 | { | |
527 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
528 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
529 | ||
e10542c4 | 530 | if (rtlefuse->autoload_failflag) |
e25f51d4 C |
531 | memset(&rtlefuse->efuse_map[EFUSE_INIT_MAP][0], 0xFF, |
532 | rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); | |
533 | else | |
0c817338 LF |
534 | efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]); |
535 | ||
6e9d592f IM |
536 | memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0], |
537 | &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], | |
0c817338 LF |
538 | rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); |
539 | ||
540 | } | |
541 | EXPORT_SYMBOL(rtl_efuse_shadow_map_update); | |
542 | ||
543 | void efuse_force_write_vendor_Id(struct ieee80211_hw *hw) | |
544 | { | |
545 | u8 tmpdata[8] = { 0xFF, 0xFF, 0xEC, 0x10, 0xFF, 0xFF, 0xFF, 0xFF }; | |
546 | ||
547 | efuse_power_switch(hw, true, true); | |
548 | ||
549 | efuse_pg_packet_write(hw, 1, 0xD, tmpdata); | |
550 | ||
551 | efuse_power_switch(hw, true, false); | |
552 | ||
553 | } | |
554 | ||
555 | void efuse_re_pg_section(struct ieee80211_hw *hw, u8 section_idx) | |
556 | { | |
557 | } | |
558 | ||
559 | static void efuse_shadow_read_1byte(struct ieee80211_hw *hw, | |
560 | u16 offset, u8 *value) | |
561 | { | |
562 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
563 | *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset]; | |
564 | } | |
565 | ||
566 | static void efuse_shadow_read_2byte(struct ieee80211_hw *hw, | |
567 | u16 offset, u16 *value) | |
568 | { | |
569 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
570 | ||
571 | *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset]; | |
572 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8; | |
573 | ||
574 | } | |
575 | ||
576 | static void efuse_shadow_read_4byte(struct ieee80211_hw *hw, | |
577 | u16 offset, u32 *value) | |
578 | { | |
579 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
580 | ||
581 | *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset]; | |
582 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8; | |
583 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] << 16; | |
584 | *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] << 24; | |
585 | } | |
586 | ||
587 | static void efuse_shadow_write_1byte(struct ieee80211_hw *hw, | |
588 | u16 offset, u8 value) | |
589 | { | |
590 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
591 | ||
592 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value; | |
593 | } | |
594 | ||
595 | static void efuse_shadow_write_2byte(struct ieee80211_hw *hw, | |
596 | u16 offset, u16 value) | |
597 | { | |
598 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
599 | ||
600 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value & 0x00FF; | |
601 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] = value >> 8; | |
602 | ||
603 | } | |
604 | ||
605 | static void efuse_shadow_write_4byte(struct ieee80211_hw *hw, | |
606 | u16 offset, u32 value) | |
607 | { | |
608 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
609 | ||
610 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = | |
611 | (u8) (value & 0x000000FF); | |
612 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] = | |
613 | (u8) ((value >> 8) & 0x0000FF); | |
614 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] = | |
615 | (u8) ((value >> 16) & 0x00FF); | |
616 | rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] = | |
617 | (u8) ((value >> 24) & 0xFF); | |
618 | ||
619 | } | |
620 | ||
621 | static int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, u8 *data) | |
622 | { | |
623 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
624 | u8 tmpidx = 0; | |
32473284 | 625 | int result; |
0c817338 LF |
626 | |
627 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, | |
628 | (u8) (addr & 0xff)); | |
629 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
630 | ((u8) ((addr >> 8) & 0x03)) | | |
631 | (rtl_read_byte(rtlpriv, | |
632 | rtlpriv->cfg->maps[EFUSE_CTRL] + 2) & | |
633 | 0xFC)); | |
634 | ||
635 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72); | |
636 | ||
637 | while (!(0x80 & rtl_read_byte(rtlpriv, | |
638 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3)) | |
639 | && (tmpidx < 100)) { | |
640 | tmpidx++; | |
641 | } | |
642 | ||
643 | if (tmpidx < 100) { | |
644 | *data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]); | |
32473284 | 645 | result = true; |
0c817338 LF |
646 | } else { |
647 | *data = 0xff; | |
32473284 | 648 | result = false; |
0c817338 | 649 | } |
32473284 | 650 | return result; |
0c817338 LF |
651 | } |
652 | ||
653 | static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, u8 data) | |
654 | { | |
655 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
656 | u8 tmpidx = 0; | |
0c817338 | 657 | |
f30d7507 JP |
658 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "Addr = %x Data=%x\n", |
659 | addr, data); | |
0c817338 LF |
660 | |
661 | rtl_write_byte(rtlpriv, | |
662 | rtlpriv->cfg->maps[EFUSE_CTRL] + 1, (u8) (addr & 0xff)); | |
663 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2, | |
664 | (rtl_read_byte(rtlpriv, | |
665 | rtlpriv->cfg->maps[EFUSE_CTRL] + | |
666 | 2) & 0xFC) | (u8) ((addr >> 8) & 0x03)); | |
667 | ||
668 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], data); | |
669 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0xF2); | |
670 | ||
671 | while ((0x80 & rtl_read_byte(rtlpriv, | |
672 | rtlpriv->cfg->maps[EFUSE_CTRL] + 3)) | |
673 | && (tmpidx < 100)) { | |
674 | tmpidx++; | |
675 | } | |
676 | ||
677 | if (tmpidx < 100) | |
32473284 | 678 | return true; |
0c817338 | 679 | |
32473284 | 680 | return false; |
0c817338 LF |
681 | } |
682 | ||
683 | static void efuse_read_all_map(struct ieee80211_hw *hw, u8 * efuse) | |
684 | { | |
e25f51d4 | 685 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
0c817338 | 686 | efuse_power_switch(hw, false, true); |
e25f51d4 | 687 | read_efuse(hw, 0, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE], efuse); |
0c817338 LF |
688 | efuse_power_switch(hw, false, false); |
689 | } | |
690 | ||
691 | static void efuse_read_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr, | |
692 | u8 efuse_data, u8 offset, u8 *tmpdata, | |
693 | u8 *readstate) | |
694 | { | |
e25f51d4 | 695 | bool dataempty = true; |
0c817338 LF |
696 | u8 hoffset; |
697 | u8 tmpidx; | |
698 | u8 hworden; | |
699 | u8 word_cnts; | |
700 | ||
701 | hoffset = (efuse_data >> 4) & 0x0F; | |
702 | hworden = efuse_data & 0x0F; | |
703 | word_cnts = efuse_calculate_word_cnts(hworden); | |
704 | ||
705 | if (hoffset == offset) { | |
706 | for (tmpidx = 0; tmpidx < word_cnts * 2; tmpidx++) { | |
707 | if (efuse_one_byte_read(hw, *efuse_addr + 1 + tmpidx, | |
708 | &efuse_data)) { | |
709 | tmpdata[tmpidx] = efuse_data; | |
710 | if (efuse_data != 0xff) | |
e25f51d4 | 711 | dataempty = true; |
0c817338 LF |
712 | } |
713 | } | |
714 | ||
e10542c4 | 715 | if (dataempty) { |
0c817338 | 716 | *readstate = PG_STATE_DATA; |
e25f51d4 | 717 | } else { |
0c817338 LF |
718 | *efuse_addr = *efuse_addr + (word_cnts * 2) + 1; |
719 | *readstate = PG_STATE_HEADER; | |
720 | } | |
721 | ||
722 | } else { | |
723 | *efuse_addr = *efuse_addr + (word_cnts * 2) + 1; | |
724 | *readstate = PG_STATE_HEADER; | |
725 | } | |
726 | } | |
727 | ||
728 | static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset, u8 *data) | |
729 | { | |
730 | u8 readstate = PG_STATE_HEADER; | |
32473284 | 731 | bool continual = true; |
0c817338 LF |
732 | u8 efuse_data, word_cnts = 0; |
733 | u16 efuse_addr = 0; | |
0c817338 LF |
734 | u8 tmpdata[8]; |
735 | ||
736 | if (data == NULL) | |
737 | return false; | |
738 | if (offset > 15) | |
739 | return false; | |
740 | ||
6e9d592f IM |
741 | memset(data, 0xff, PGPKT_DATA_SIZE * sizeof(u8)); |
742 | memset(tmpdata, 0xff, PGPKT_DATA_SIZE * sizeof(u8)); | |
0c817338 | 743 | |
32473284 | 744 | while (continual && (efuse_addr < EFUSE_MAX_SIZE)) { |
0c817338 LF |
745 | if (readstate & PG_STATE_HEADER) { |
746 | if (efuse_one_byte_read(hw, efuse_addr, &efuse_data) | |
747 | && (efuse_data != 0xFF)) | |
748 | efuse_read_data_case1(hw, &efuse_addr, | |
749 | efuse_data, | |
750 | offset, tmpdata, | |
751 | &readstate); | |
752 | else | |
32473284 | 753 | continual = false; |
0c817338 | 754 | } else if (readstate & PG_STATE_DATA) { |
32473284 | 755 | efuse_word_enable_data_read(0, tmpdata, data); |
0c817338 LF |
756 | efuse_addr = efuse_addr + (word_cnts * 2) + 1; |
757 | readstate = PG_STATE_HEADER; | |
758 | } | |
759 | ||
760 | } | |
761 | ||
762 | if ((data[0] == 0xff) && (data[1] == 0xff) && | |
763 | (data[2] == 0xff) && (data[3] == 0xff) && | |
764 | (data[4] == 0xff) && (data[5] == 0xff) && | |
765 | (data[6] == 0xff) && (data[7] == 0xff)) | |
766 | return false; | |
767 | else | |
768 | return true; | |
769 | ||
770 | } | |
771 | ||
772 | static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr, | |
32473284 | 773 | u8 efuse_data, u8 offset, int *continual, |
bc5892c9 | 774 | u8 *write_state, struct pgpkt_struct *target_pkt, |
32473284 | 775 | int *repeat_times, int *result, u8 word_en) |
0c817338 LF |
776 | { |
777 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
778 | struct pgpkt_struct tmp_pkt; | |
32473284 | 779 | bool dataempty = true; |
0c817338 LF |
780 | u8 originaldata[8 * sizeof(u8)]; |
781 | u8 badworden = 0x0F; | |
782 | u8 match_word_en, tmp_word_en; | |
783 | u8 tmpindex; | |
784 | u8 tmp_header = efuse_data; | |
785 | u8 tmp_word_cnts; | |
786 | ||
787 | tmp_pkt.offset = (tmp_header >> 4) & 0x0F; | |
788 | tmp_pkt.word_en = tmp_header & 0x0F; | |
789 | tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en); | |
790 | ||
bc5892c9 CL |
791 | if (tmp_pkt.offset != target_pkt->offset) { |
792 | *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1; | |
0c817338 LF |
793 | *write_state = PG_STATE_HEADER; |
794 | } else { | |
795 | for (tmpindex = 0; tmpindex < (tmp_word_cnts * 2); tmpindex++) { | |
796 | u16 address = *efuse_addr + 1 + tmpindex; | |
797 | if (efuse_one_byte_read(hw, address, | |
798 | &efuse_data) && (efuse_data != 0xFF)) | |
32473284 | 799 | dataempty = false; |
0c817338 LF |
800 | } |
801 | ||
23677ce3 | 802 | if (!dataempty) { |
bc5892c9 | 803 | *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1; |
0c817338 LF |
804 | *write_state = PG_STATE_HEADER; |
805 | } else { | |
806 | match_word_en = 0x0F; | |
bc5892c9 | 807 | if (!((target_pkt->word_en & BIT(0)) | |
0c817338 LF |
808 | (tmp_pkt.word_en & BIT(0)))) |
809 | match_word_en &= (~BIT(0)); | |
810 | ||
bc5892c9 | 811 | if (!((target_pkt->word_en & BIT(1)) | |
0c817338 LF |
812 | (tmp_pkt.word_en & BIT(1)))) |
813 | match_word_en &= (~BIT(1)); | |
814 | ||
bc5892c9 | 815 | if (!((target_pkt->word_en & BIT(2)) | |
0c817338 LF |
816 | (tmp_pkt.word_en & BIT(2)))) |
817 | match_word_en &= (~BIT(2)); | |
818 | ||
bc5892c9 | 819 | if (!((target_pkt->word_en & BIT(3)) | |
0c817338 LF |
820 | (tmp_pkt.word_en & BIT(3)))) |
821 | match_word_en &= (~BIT(3)); | |
822 | ||
823 | if ((match_word_en & 0x0F) != 0x0F) { | |
824 | badworden = efuse_word_enable_data_write( | |
825 | hw, *efuse_addr + 1, | |
826 | tmp_pkt.word_en, | |
bc5892c9 | 827 | target_pkt->data); |
0c817338 LF |
828 | |
829 | if (0x0F != (badworden & 0x0F)) { | |
830 | u8 reorg_offset = offset; | |
831 | u8 reorg_worden = badworden; | |
832 | efuse_pg_packet_write(hw, reorg_offset, | |
833 | reorg_worden, | |
834 | originaldata); | |
835 | } | |
836 | ||
837 | tmp_word_en = 0x0F; | |
bc5892c9 | 838 | if ((target_pkt->word_en & BIT(0)) ^ |
0c817338 LF |
839 | (match_word_en & BIT(0))) |
840 | tmp_word_en &= (~BIT(0)); | |
841 | ||
bc5892c9 | 842 | if ((target_pkt->word_en & BIT(1)) ^ |
0c817338 LF |
843 | (match_word_en & BIT(1))) |
844 | tmp_word_en &= (~BIT(1)); | |
845 | ||
bc5892c9 | 846 | if ((target_pkt->word_en & BIT(2)) ^ |
e25f51d4 | 847 | (match_word_en & BIT(2))) |
0c817338 LF |
848 | tmp_word_en &= (~BIT(2)); |
849 | ||
bc5892c9 | 850 | if ((target_pkt->word_en & BIT(3)) ^ |
e25f51d4 | 851 | (match_word_en & BIT(3))) |
0c817338 LF |
852 | tmp_word_en &= (~BIT(3)); |
853 | ||
854 | if ((tmp_word_en & 0x0F) != 0x0F) { | |
855 | *efuse_addr = efuse_get_current_size(hw); | |
bc5892c9 CL |
856 | target_pkt->offset = offset; |
857 | target_pkt->word_en = tmp_word_en; | |
e25f51d4 | 858 | } else { |
32473284 | 859 | *continual = false; |
e25f51d4 | 860 | } |
0c817338 LF |
861 | *write_state = PG_STATE_HEADER; |
862 | *repeat_times += 1; | |
863 | if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
32473284 LF |
864 | *continual = false; |
865 | *result = false; | |
0c817338 LF |
866 | } |
867 | } else { | |
868 | *efuse_addr += (2 * tmp_word_cnts) + 1; | |
bc5892c9 CL |
869 | target_pkt->offset = offset; |
870 | target_pkt->word_en = word_en; | |
0c817338 LF |
871 | *write_state = PG_STATE_HEADER; |
872 | } | |
873 | } | |
874 | } | |
4c48869f | 875 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, "efuse PG_STATE_HEADER-1\n"); |
0c817338 LF |
876 | } |
877 | ||
878 | static void efuse_write_data_case2(struct ieee80211_hw *hw, u16 *efuse_addr, | |
32473284 | 879 | int *continual, u8 *write_state, |
0c817338 | 880 | struct pgpkt_struct target_pkt, |
32473284 | 881 | int *repeat_times, int *result) |
0c817338 LF |
882 | { |
883 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
884 | struct pgpkt_struct tmp_pkt; | |
885 | u8 pg_header; | |
886 | u8 tmp_header; | |
887 | u8 originaldata[8 * sizeof(u8)]; | |
888 | u8 tmp_word_cnts; | |
889 | u8 badworden = 0x0F; | |
890 | ||
891 | pg_header = ((target_pkt.offset << 4) & 0xf0) | target_pkt.word_en; | |
892 | efuse_one_byte_write(hw, *efuse_addr, pg_header); | |
893 | efuse_one_byte_read(hw, *efuse_addr, &tmp_header); | |
894 | ||
e25f51d4 | 895 | if (tmp_header == pg_header) { |
0c817338 | 896 | *write_state = PG_STATE_DATA; |
e25f51d4 | 897 | } else if (tmp_header == 0xFF) { |
0c817338 LF |
898 | *write_state = PG_STATE_HEADER; |
899 | *repeat_times += 1; | |
900 | if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
32473284 LF |
901 | *continual = false; |
902 | *result = false; | |
0c817338 LF |
903 | } |
904 | } else { | |
905 | tmp_pkt.offset = (tmp_header >> 4) & 0x0F; | |
906 | tmp_pkt.word_en = tmp_header & 0x0F; | |
907 | ||
908 | tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en); | |
909 | ||
6e9d592f | 910 | memset(originaldata, 0xff, 8 * sizeof(u8)); |
0c817338 LF |
911 | |
912 | if (efuse_pg_packet_read(hw, tmp_pkt.offset, originaldata)) { | |
913 | badworden = efuse_word_enable_data_write(hw, | |
914 | *efuse_addr + 1, tmp_pkt.word_en, | |
915 | originaldata); | |
916 | ||
917 | if (0x0F != (badworden & 0x0F)) { | |
918 | u8 reorg_offset = tmp_pkt.offset; | |
919 | u8 reorg_worden = badworden; | |
920 | efuse_pg_packet_write(hw, reorg_offset, | |
921 | reorg_worden, | |
922 | originaldata); | |
923 | *efuse_addr = efuse_get_current_size(hw); | |
e25f51d4 | 924 | } else { |
0c817338 LF |
925 | *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) |
926 | + 1; | |
e25f51d4 C |
927 | } |
928 | } else { | |
0c817338 | 929 | *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1; |
e25f51d4 | 930 | } |
0c817338 LF |
931 | |
932 | *write_state = PG_STATE_HEADER; | |
933 | *repeat_times += 1; | |
934 | if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
32473284 LF |
935 | *continual = false; |
936 | *result = false; | |
0c817338 LF |
937 | } |
938 | ||
939 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
4c48869f | 940 | "efuse PG_STATE_HEADER-2\n"); |
0c817338 LF |
941 | } |
942 | } | |
943 | ||
944 | static int efuse_pg_packet_write(struct ieee80211_hw *hw, | |
945 | u8 offset, u8 word_en, u8 *data) | |
946 | { | |
947 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
948 | struct pgpkt_struct target_pkt; | |
949 | u8 write_state = PG_STATE_HEADER; | |
19086fce | 950 | int continual = true, result = true; |
0c817338 LF |
951 | u16 efuse_addr = 0; |
952 | u8 efuse_data; | |
953 | u8 target_word_cnts = 0; | |
954 | u8 badworden = 0x0F; | |
955 | static int repeat_times; | |
956 | ||
26634c4b LF |
957 | if (efuse_get_current_size(hw) >= (EFUSE_MAX_SIZE - |
958 | rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) { | |
0c817338 | 959 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, |
4c48869f | 960 | "efuse_pg_packet_write error\n"); |
0c817338 LF |
961 | return false; |
962 | } | |
963 | ||
964 | target_pkt.offset = offset; | |
965 | target_pkt.word_en = word_en; | |
966 | ||
6e9d592f | 967 | memset(target_pkt.data, 0xFF, 8 * sizeof(u8)); |
0c817338 LF |
968 | |
969 | efuse_word_enable_data_read(word_en, data, target_pkt.data); | |
970 | target_word_cnts = efuse_calculate_word_cnts(target_pkt.word_en); | |
971 | ||
4c48869f | 972 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, "efuse Power ON\n"); |
0c817338 | 973 | |
26634c4b LF |
974 | while (continual && (efuse_addr < (EFUSE_MAX_SIZE - |
975 | rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))) { | |
0c817338 LF |
976 | |
977 | if (write_state == PG_STATE_HEADER) { | |
0c817338 LF |
978 | badworden = 0x0F; |
979 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
4c48869f | 980 | "efuse PG_STATE_HEADER\n"); |
0c817338 LF |
981 | |
982 | if (efuse_one_byte_read(hw, efuse_addr, &efuse_data) && | |
983 | (efuse_data != 0xFF)) | |
984 | efuse_write_data_case1(hw, &efuse_addr, | |
985 | efuse_data, offset, | |
32473284 | 986 | &continual, |
bc5892c9 | 987 | &write_state, &target_pkt, |
32473284 | 988 | &repeat_times, &result, |
0c817338 LF |
989 | word_en); |
990 | else | |
991 | efuse_write_data_case2(hw, &efuse_addr, | |
32473284 | 992 | &continual, |
0c817338 LF |
993 | &write_state, |
994 | target_pkt, | |
995 | &repeat_times, | |
32473284 | 996 | &result); |
0c817338 LF |
997 | |
998 | } else if (write_state == PG_STATE_DATA) { | |
999 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
4c48869f | 1000 | "efuse PG_STATE_DATA\n"); |
0c817338 LF |
1001 | badworden = |
1002 | efuse_word_enable_data_write(hw, efuse_addr + 1, | |
1003 | target_pkt.word_en, | |
1004 | target_pkt.data); | |
1005 | ||
1006 | if ((badworden & 0x0F) == 0x0F) { | |
32473284 | 1007 | continual = false; |
0c817338 | 1008 | } else { |
32473284 | 1009 | efuse_addr += (2 * target_word_cnts) + 1; |
0c817338 LF |
1010 | |
1011 | target_pkt.offset = offset; | |
1012 | target_pkt.word_en = badworden; | |
1013 | target_word_cnts = | |
1014 | efuse_calculate_word_cnts(target_pkt. | |
1015 | word_en); | |
1016 | write_state = PG_STATE_HEADER; | |
1017 | repeat_times++; | |
1018 | if (repeat_times > EFUSE_REPEAT_THRESHOLD_) { | |
32473284 LF |
1019 | continual = false; |
1020 | result = false; | |
0c817338 LF |
1021 | } |
1022 | RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, | |
4c48869f | 1023 | "efuse PG_STATE_HEADER-3\n"); |
0c817338 LF |
1024 | } |
1025 | } | |
1026 | } | |
1027 | ||
26634c4b LF |
1028 | if (efuse_addr >= (EFUSE_MAX_SIZE - |
1029 | rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) { | |
0c817338 | 1030 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, |
f30d7507 | 1031 | "efuse_addr(%#x) Out of size!!\n", efuse_addr); |
0c817338 LF |
1032 | } |
1033 | ||
1034 | return true; | |
1035 | } | |
1036 | ||
1037 | static void efuse_word_enable_data_read(u8 word_en, | |
1038 | u8 *sourdata, u8 *targetdata) | |
1039 | { | |
1040 | if (!(word_en & BIT(0))) { | |
1041 | targetdata[0] = sourdata[0]; | |
1042 | targetdata[1] = sourdata[1]; | |
1043 | } | |
1044 | ||
1045 | if (!(word_en & BIT(1))) { | |
1046 | targetdata[2] = sourdata[2]; | |
1047 | targetdata[3] = sourdata[3]; | |
1048 | } | |
1049 | ||
1050 | if (!(word_en & BIT(2))) { | |
1051 | targetdata[4] = sourdata[4]; | |
1052 | targetdata[5] = sourdata[5]; | |
1053 | } | |
1054 | ||
1055 | if (!(word_en & BIT(3))) { | |
1056 | targetdata[6] = sourdata[6]; | |
1057 | targetdata[7] = sourdata[7]; | |
1058 | } | |
1059 | } | |
1060 | ||
1061 | static u8 efuse_word_enable_data_write(struct ieee80211_hw *hw, | |
1062 | u16 efuse_addr, u8 word_en, u8 *data) | |
1063 | { | |
1064 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1065 | u16 tmpaddr; | |
1066 | u16 start_addr = efuse_addr; | |
1067 | u8 badworden = 0x0F; | |
1068 | u8 tmpdata[8]; | |
1069 | ||
6e9d592f | 1070 | memset(tmpdata, 0xff, PGPKT_DATA_SIZE); |
f30d7507 JP |
1071 | RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "word_en = %x efuse_addr=%x\n", |
1072 | word_en, efuse_addr); | |
0c817338 LF |
1073 | |
1074 | if (!(word_en & BIT(0))) { | |
1075 | tmpaddr = start_addr; | |
1076 | efuse_one_byte_write(hw, start_addr++, data[0]); | |
1077 | efuse_one_byte_write(hw, start_addr++, data[1]); | |
1078 | ||
1079 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[0]); | |
1080 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[1]); | |
1081 | if ((data[0] != tmpdata[0]) || (data[1] != tmpdata[1])) | |
1082 | badworden &= (~BIT(0)); | |
1083 | } | |
1084 | ||
1085 | if (!(word_en & BIT(1))) { | |
1086 | tmpaddr = start_addr; | |
1087 | efuse_one_byte_write(hw, start_addr++, data[2]); | |
1088 | efuse_one_byte_write(hw, start_addr++, data[3]); | |
1089 | ||
1090 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[2]); | |
1091 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[3]); | |
1092 | if ((data[2] != tmpdata[2]) || (data[3] != tmpdata[3])) | |
1093 | badworden &= (~BIT(1)); | |
1094 | } | |
1095 | ||
1096 | if (!(word_en & BIT(2))) { | |
1097 | tmpaddr = start_addr; | |
1098 | efuse_one_byte_write(hw, start_addr++, data[4]); | |
1099 | efuse_one_byte_write(hw, start_addr++, data[5]); | |
1100 | ||
1101 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[4]); | |
1102 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[5]); | |
1103 | if ((data[4] != tmpdata[4]) || (data[5] != tmpdata[5])) | |
1104 | badworden &= (~BIT(2)); | |
1105 | } | |
1106 | ||
1107 | if (!(word_en & BIT(3))) { | |
1108 | tmpaddr = start_addr; | |
1109 | efuse_one_byte_write(hw, start_addr++, data[6]); | |
1110 | efuse_one_byte_write(hw, start_addr++, data[7]); | |
1111 | ||
1112 | efuse_one_byte_read(hw, tmpaddr, &tmpdata[6]); | |
1113 | efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[7]); | |
1114 | if ((data[6] != tmpdata[6]) || (data[7] != tmpdata[7])) | |
1115 | badworden &= (~BIT(3)); | |
1116 | } | |
1117 | ||
1118 | return badworden; | |
1119 | } | |
1120 | ||
32473284 | 1121 | static void efuse_power_switch(struct ieee80211_hw *hw, u8 write, u8 pwrstate) |
0c817338 LF |
1122 | { |
1123 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
e25f51d4 | 1124 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
0c817338 LF |
1125 | u8 tempval; |
1126 | u16 tmpV16; | |
1127 | ||
5c69177d LF |
1128 | if (pwrstate && (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE)) { |
1129 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8188EE) | |
1130 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_ACCESS], | |
1131 | 0x69); | |
1132 | ||
0c817338 LF |
1133 | tmpV16 = rtl_read_word(rtlpriv, |
1134 | rtlpriv->cfg->maps[SYS_ISO_CTRL]); | |
1135 | if (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_PWC_EV12V])) { | |
1136 | tmpV16 |= rtlpriv->cfg->maps[EFUSE_PWC_EV12V]; | |
1137 | rtl_write_word(rtlpriv, | |
1138 | rtlpriv->cfg->maps[SYS_ISO_CTRL], | |
1139 | tmpV16); | |
1140 | } | |
1141 | ||
1142 | tmpV16 = rtl_read_word(rtlpriv, | |
1143 | rtlpriv->cfg->maps[SYS_FUNC_EN]); | |
1144 | if (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_FEN_ELDR])) { | |
1145 | tmpV16 |= rtlpriv->cfg->maps[EFUSE_FEN_ELDR]; | |
1146 | rtl_write_word(rtlpriv, | |
1147 | rtlpriv->cfg->maps[SYS_FUNC_EN], tmpV16); | |
1148 | } | |
1149 | ||
1150 | tmpV16 = rtl_read_word(rtlpriv, rtlpriv->cfg->maps[SYS_CLK]); | |
1151 | if ((!(tmpV16 & rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN])) || | |
1152 | (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_ANA8M]))) { | |
1153 | tmpV16 |= (rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN] | | |
1154 | rtlpriv->cfg->maps[EFUSE_ANA8M]); | |
1155 | rtl_write_word(rtlpriv, | |
1156 | rtlpriv->cfg->maps[SYS_CLK], tmpV16); | |
1157 | } | |
1158 | } | |
1159 | ||
32473284 LF |
1160 | if (pwrstate) { |
1161 | if (write) { | |
0c817338 LF |
1162 | tempval = rtl_read_byte(rtlpriv, |
1163 | rtlpriv->cfg->maps[EFUSE_TEST] + | |
1164 | 3); | |
e25f51d4 C |
1165 | |
1166 | if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE) { | |
1167 | tempval &= 0x0F; | |
1168 | tempval |= (VOLTAGE_V25 << 4); | |
1169 | } | |
1170 | ||
0c817338 LF |
1171 | rtl_write_byte(rtlpriv, |
1172 | rtlpriv->cfg->maps[EFUSE_TEST] + 3, | |
1173 | (tempval | 0x80)); | |
1174 | } | |
1175 | ||
e25f51d4 C |
1176 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) { |
1177 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK], | |
1178 | 0x03); | |
1179 | } | |
1180 | ||
0c817338 | 1181 | } else { |
5c69177d LF |
1182 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8188EE) |
1183 | rtl_write_byte(rtlpriv, | |
1184 | rtlpriv->cfg->maps[EFUSE_ACCESS], 0); | |
1185 | ||
32473284 | 1186 | if (write) { |
0c817338 LF |
1187 | tempval = rtl_read_byte(rtlpriv, |
1188 | rtlpriv->cfg->maps[EFUSE_TEST] + | |
1189 | 3); | |
1190 | rtl_write_byte(rtlpriv, | |
1191 | rtlpriv->cfg->maps[EFUSE_TEST] + 3, | |
1192 | (tempval & 0x7F)); | |
1193 | } | |
1194 | ||
e25f51d4 C |
1195 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) { |
1196 | rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK], | |
1197 | 0x02); | |
1198 | } | |
1199 | ||
0c817338 LF |
1200 | } |
1201 | ||
1202 | } | |
1203 | ||
1204 | static u16 efuse_get_current_size(struct ieee80211_hw *hw) | |
1205 | { | |
32473284 | 1206 | int continual = true; |
0c817338 | 1207 | u16 efuse_addr = 0; |
19086fce | 1208 | u8 hworden; |
0c817338 LF |
1209 | u8 efuse_data, word_cnts; |
1210 | ||
32473284 | 1211 | while (continual && efuse_one_byte_read(hw, efuse_addr, &efuse_data) |
0c817338 LF |
1212 | && (efuse_addr < EFUSE_MAX_SIZE)) { |
1213 | if (efuse_data != 0xFF) { | |
0c817338 LF |
1214 | hworden = efuse_data & 0x0F; |
1215 | word_cnts = efuse_calculate_word_cnts(hworden); | |
1216 | efuse_addr = efuse_addr + (word_cnts * 2) + 1; | |
1217 | } else { | |
32473284 | 1218 | continual = false; |
0c817338 LF |
1219 | } |
1220 | } | |
1221 | ||
1222 | return efuse_addr; | |
1223 | } | |
1224 | ||
1225 | static u8 efuse_calculate_word_cnts(u8 word_en) | |
1226 | { | |
1227 | u8 word_cnts = 0; | |
1228 | if (!(word_en & BIT(0))) | |
1229 | word_cnts++; | |
1230 | if (!(word_en & BIT(1))) | |
1231 | word_cnts++; | |
1232 | if (!(word_en & BIT(2))) | |
1233 | word_cnts++; | |
1234 | if (!(word_en & BIT(3))) | |
1235 | word_cnts++; | |
1236 | return word_cnts; | |
1237 | } | |
1238 |