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6fa3eb70 S |
1 | #include <linux/module.h> |
2 | #include <linux/device.h> | |
3 | #include <linux/fs.h> | |
4 | #include <linux/cdev.h> | |
5 | #include <linux/interrupt.h> | |
6 | #include <linux/spinlock.h> | |
7 | #include <linux/uaccess.h> | |
8 | #include <linux/mm.h> | |
9 | #include <linux/kfifo.h> | |
10 | #include <linux/firmware.h> | |
11 | #include <linux/syscalls.h> | |
12 | #include <linux/uaccess.h> | |
13 | #include <linux/platform_device.h> | |
14 | #include <linux/proc_fs.h> | |
15 | #include <asm/setup.h> | |
16 | ||
17 | #include <mach/mtk_eemcs_helper.h> | |
18 | #include <mach/mt_boot.h> | |
19 | #include <mach/dfo_boot.h> | |
20 | #include <asm/memblock.h> | |
21 | #include <mach/battery_common.h> | |
22 | ||
23 | #define SHOW_WARNING_NUM (5) | |
24 | ||
25 | #define DFO_FEATURE_EN | |
26 | #define MD5_MEM_SIZE (16*1024*1024) | |
27 | ||
28 | //-------------feature enable/disable configure (oringinal from mtk_ccci_helper.c)----------------// | |
29 | #define FEATURE_GET_MD_BAT_VOL //disable for bring up | |
30 | //-------------grobal variable define----------------// | |
31 | ||
32 | unsigned int ext_md_support[MAX_EXT_MD_NUM]; | |
33 | unsigned int ext_md_usage_case = 0; | |
34 | unsigned int ext_md_size_list[MAX_EXT_MD_NUM] = {0}; | |
35 | phys_addr_t ext_md_mem_addr[MAX_EXT_MD_NUM] = {0}; | |
36 | ||
37 | eemcs_kern_func_info eemcs_func_table[MAX_EXT_MD_NUM][MAX_KERN_API]; | |
38 | static unsigned char eemcs_kern_func_err_num[MAX_EXT_MD_NUM][MAX_KERN_API]; | |
39 | eemcs_sys_cb_func_info_t eemcs_sys_cb_table_1000[MAX_EXT_MD_NUM][MAX_KERN_API]; | |
40 | eemcs_sys_cb_func_info_t eemcs_sys_cb_table_100[MAX_EXT_MD_NUM][MAX_KERN_API]; | |
41 | int (*eemcs_sys_msg_notify_func[MAX_EXT_MD_NUM])(int, unsigned int, unsigned int); | |
42 | ||
43 | typedef struct _dfo_item | |
44 | { | |
45 | char name[32]; | |
46 | int value; | |
47 | }dfo_item_t; | |
48 | ||
49 | static dfo_item_t eemcs_dfo_setting[] = | |
50 | { | |
51 | {"MTK_MD5_SUPPORT", modem_lwg}, | |
52 | {"MTK_ENABLE_MD5", 1}, | |
53 | {"MD5_SIZE", MD5_MEM_SIZE}, | |
54 | }; | |
55 | ||
56 | ||
57 | /*------------------------external function API------------------------*/ | |
58 | extern unsigned long *get_ext_modem_start_addr_list(void); | |
59 | /*---------------------------------------------------------------------*/ | |
60 | ||
61 | ||
62 | static int get_eemcs_dfo_setting(char item[], unsigned int *val) | |
63 | { | |
64 | char *eemcs_name; | |
65 | int eemcs_value; | |
66 | int i; | |
67 | ||
68 | for (i=0; i<(sizeof(eemcs_dfo_setting)/sizeof(dfo_item_t)); i++) { | |
69 | eemcs_name = eemcs_dfo_setting[i].name; | |
70 | eemcs_value = eemcs_dfo_setting[i].value; | |
71 | if(!strcmp(eemcs_name, item)) { | |
72 | printk("[EEMCS/PLAT] Get DFO:%s:0x%08X\n", eemcs_name, eemcs_value); | |
73 | *val = (unsigned int)eemcs_value; | |
74 | return 0; | |
75 | } | |
76 | } | |
77 | //printk("[EEMCS/PLAT] DFO:%s not found\n", i+1, item); | |
78 | printk("[EEMCS/PLAT] DFO:%s not found\n", item); | |
79 | return -1; | |
80 | } | |
81 | ||
82 | void update_ext_md_support(void) | |
83 | { | |
84 | int val; | |
85 | ext_md_usage_case = 0; | |
86 | ||
87 | if(get_eemcs_dfo_setting("MTK_MD5_SUPPORT", &val) == 0) { | |
88 | ext_md_support[MD_SYS5-MD_EXT1] = val; | |
89 | } | |
90 | ||
91 | if(get_eemcs_dfo_setting("MTK_ENABLE_MD5", &val) == 0) { | |
92 | if(val > 0) { | |
93 | ext_md_usage_case |= MD5_EN; | |
94 | } | |
95 | } | |
96 | ||
97 | if(get_eemcs_dfo_setting("MD5_SIZE", &val) == 0) { | |
98 | val = round_up(val, 0x200000); | |
99 | ext_md_size_list[MD_SYS5-MD_EXT1] = val; | |
100 | } | |
101 | ||
102 | } | |
103 | ||
104 | /*API for kernal memory setting*/ | |
105 | /*get the info about how many modem is running currently*/ | |
106 | unsigned int get_nr_ext_modem(void) | |
107 | { | |
108 | return MAX_EXT_MD_NUM; | |
109 | } | |
110 | EXPORT_SYMBOL(get_nr_ext_modem); | |
111 | ||
112 | ||
113 | unsigned int *get_ext_modem_size_list(void) | |
114 | { | |
115 | return ext_md_size_list; | |
116 | } | |
117 | EXPORT_SYMBOL(get_ext_modem_size_list); | |
118 | ||
119 | #ifdef DFO_FEATURE_EN // pase DFO ATAG info | |
120 | int parse_eemcs_dfo_setting(void *dfo_tbl, int num) | |
121 | { | |
122 | char *eemcs_name; | |
123 | int *eemcs_value; | |
124 | char *tag_name; | |
125 | int tag_value; | |
126 | int i, j; | |
127 | ||
128 | tag_dfo_boot *dfo_data; | |
129 | ||
130 | if(dfo_tbl == NULL) | |
131 | return -1; | |
132 | ||
133 | dfo_data = (tag_dfo_boot *)dfo_tbl; | |
134 | for (i=0; i<(sizeof(eemcs_dfo_setting)/sizeof(dfo_item_t)); i++) { | |
135 | eemcs_name = eemcs_dfo_setting[i].name; | |
136 | eemcs_value = &(eemcs_dfo_setting[i].value); | |
137 | for (j=0; j<num; j++) { | |
138 | tag_name = dfo_data->name[j]; | |
139 | tag_value = dfo_data->value[j]; | |
140 | if(!strcmp(eemcs_name, tag_name)) { | |
141 | *eemcs_value = tag_value; | |
142 | } | |
143 | } | |
144 | printk("[EEMCS/PLAT] DFO:%s:0x%08X\n", eemcs_name, *eemcs_value); | |
145 | } | |
146 | ||
147 | update_ext_md_support(); | |
148 | return 0; | |
149 | } | |
150 | #else // load default seeting | |
151 | int parse_eemcs_dfo_setting(void *dfo_data, int num) | |
152 | { | |
153 | char *eemcs_name; | |
154 | int eemcs_value; | |
155 | int i; | |
156 | ||
157 | for (i=0; i<(sizeof(eemcs_dfo_setting)/sizeof(dfo_item_t)); i++) { | |
158 | eemcs_name = eemcs_dfo_setting[i].name; | |
159 | eemcs_value = eemcs_dfo_setting[i].value; | |
160 | printk("[EEMCS/PLAT] DFO:%s:0x%08X\n", eemcs_name, eemcs_value); | |
161 | } | |
162 | ||
163 | update_ext_md_support(); | |
164 | return 0; | |
165 | } | |
166 | #endif | |
167 | ||
168 | ||
8ca3027e | 169 | void __init eemcs_memory_reserve(void){ |
6fa3eb70 S |
170 | unsigned int md5_en; |
171 | ||
172 | if( (ext_md_usage_case&MD5_EN)== MD5_EN) { //Only MD1 enabled | |
173 | md5_en = 1; | |
174 | ext_md_mem_addr[MD_SYS5-MD_EXT1] = | |
175 | (unsigned int)arm_memblock_steal(ext_md_size_list[MD_SYS5-MD_EXT1], SZ_32M); | |
176 | } else { // No MD is enabled | |
177 | md5_en = 0; | |
178 | ext_md_mem_addr[MD_SYS5-MD_EXT1] = 0; | |
179 | } | |
180 | ||
181 | if ( (ext_md_mem_addr[MD_SYS5-MD_EXT1]&(32*1024*1024 - 1)) != 0 ) | |
182 | printk("[EEMCS/PLAT] md5 memory addr is not 32M align!!!\n"); | |
183 | ||
184 | printk("[EEMCS/PLAT] EN(%d):MemBase(0x%08X)\n", md5_en, (unsigned int)ext_md_mem_addr); | |
185 | ||
186 | printk("[EEMCS/PLAT] (0)MemStart(0x%08X):MemSize(0x%08X)\n", \ | |
187 | ext_md_mem_addr[MD_SYS5-MD_EXT1], ext_md_size_list[MD_SYS5-MD_EXT1]); | |
188 | ||
189 | } | |
190 | ||
191 | int parse_ext_meta_md_setting(unsigned char args[]) | |
192 | { | |
193 | unsigned char md_active_setting = args[1]; | |
194 | unsigned char md_setting_flag = args[0]; | |
195 | int active_id = -1; | |
196 | int active_index = -1; | |
197 | ||
198 | if(!(md_active_setting & MD5_SETTING_ACTIVE)) { | |
199 | printk("[EEMCS/PLAT] META EXT MD setting not found [%d][%d]\n", args[0], args[1]); | |
200 | } else { | |
201 | active_id = MD_SYS5; | |
202 | active_index = MD_SYS5 - MD_EXT1; | |
203 | } | |
204 | ||
205 | switch(active_id) { | |
206 | case MD_SYS5: | |
207 | if(md_setting_flag == MD_LWG_FLAG){ | |
208 | ext_md_support[active_index] = modem_lwg; | |
209 | } else if(md_setting_flag == MD_LTG_FLAG){ | |
210 | ext_md_support[active_index] = modem_ltg; | |
211 | } | |
212 | printk("[EEMCS/PLAT] META EXT MD type:%d\n", ext_md_support[active_index]); | |
213 | break; | |
214 | } | |
215 | return 0; | |
216 | } | |
217 | ||
218 | void get_ext_md_post_fix(int md_id, char buf[], char buf_ex[]) | |
219 | { | |
220 | // name format: modem_X_YYY_Z_Ex.img | |
221 | int X, Ex; | |
222 | char YYY[8]; | |
223 | #if defined(DFO_FEATURE_EN) | |
224 | unsigned int feature_val = 0; | |
225 | #endif | |
226 | ||
227 | if (md_id < MD_SYS5) { | |
228 | printk("[EEMCS/PLAT] [Error]get_ext_md_post_fix: invalid md_id=%d\n", md_id); | |
229 | return; | |
230 | } | |
231 | ||
232 | // X | |
233 | X = md_id + 1; | |
234 | ||
235 | #if defined(DFO_FEATURE_EN) | |
236 | // DFO start ------------------- | |
237 | // YYY | |
238 | YYY[0] = '\0'; | |
239 | switch(md_id) { | |
240 | case MD_SYS5: | |
241 | feature_val = ext_md_support[MD_SYS5-MD_EXT1]; | |
242 | break; | |
243 | default: | |
244 | printk("[EEMCS/PLAT] [Error]get_ext_md_post_fix: invalid md_id=%d\n", md_id); | |
245 | break; | |
246 | } | |
247 | switch(feature_val) { | |
248 | case modem_lwg: | |
249 | snprintf(YYY, 8, "_lwg_n"); | |
250 | break; | |
251 | case modem_ltg: | |
252 | snprintf(YYY, 8, "_ltg_n"); | |
253 | break; | |
254 | default: | |
255 | printk("[EEMCS/PLAT] [Error]get_ext_md_post_fix: invalid feature=%d\n", feature_val); | |
256 | break; | |
257 | } | |
258 | // DFO end --------------------- | |
259 | #else | |
260 | // Static start ------------------- | |
261 | // YYY | |
262 | snprintf(YYY, 8, "_lwg_n"); | |
263 | // Static end --------------------- | |
264 | #endif | |
265 | ||
266 | // [_Ex] Get chip version | |
267 | #if 0 | |
268 | if(get_chip_version() == CHIP_SW_VER_01) | |
269 | Ex = 1; | |
270 | else if(get_chip_version() == CHIP_SW_VER_02) | |
271 | Ex = 2; | |
272 | #else | |
273 | Ex = 1; | |
274 | #endif | |
275 | ||
276 | // Gen post fix | |
277 | if(buf) { | |
278 | snprintf(buf, 12, "%d%s", X, YYY); | |
279 | printk("[EEMCS/PLAT] MD%d image postfix=%s\n", md_id, buf); | |
280 | } | |
281 | ||
282 | if(buf_ex) { | |
283 | snprintf(buf_ex, 12, "%d%s_E%d", X, YYY, Ex); | |
284 | printk("[EEMCS/PLAT] MD%d image postfix=%s\n", md_id, buf_ex); | |
285 | } | |
286 | } | |
287 | EXPORT_SYMBOL(get_ext_md_post_fix); | |
288 | ||
289 | unsigned int get_ext_modem_is_enabled(int md_id) | |
290 | { | |
291 | switch(md_id) | |
292 | { | |
293 | case MD_SYS5: | |
294 | return !!(ext_md_usage_case & MD5_EN); | |
295 | ||
296 | default: | |
297 | return 0; | |
298 | } | |
299 | } | |
300 | EXPORT_SYMBOL(get_ext_modem_is_enabled); | |
301 | ||
302 | ||
303 | unsigned int get_ext_modem_support(int md_id){ | |
304 | #if defined(DFO_FEATURE_EN) | |
305 | unsigned int feature_val = 0; | |
306 | ||
307 | switch(md_id) { | |
308 | case MD_SYS5: | |
309 | feature_val = ext_md_support[MD_SYS5-MD_EXT1]; | |
310 | break; | |
311 | default: | |
312 | printk("[EEMCS/PLAT] [Error]get_ext_modem_support: invalid md_id=%d\n", md_id); | |
313 | break; | |
314 | } | |
315 | ||
316 | return feature_val; | |
317 | ||
318 | #else | |
319 | ||
320 | return modem_lwg; | |
321 | ||
322 | #endif | |
323 | ||
324 | ||
325 | } | |
326 | ||
327 | EXPORT_SYMBOL(get_ext_modem_support); | |
328 | ||
329 | unsigned int set_ext_modem_support(int md_id, int md_type){ | |
330 | #if defined(DFO_FEATURE_EN) | |
331 | printk("[EEMCS/PLAT] set_ext_modem_support MD %d Type %d", md_id, md_type); | |
332 | switch(md_id) { | |
333 | case MD_SYS5: | |
334 | if (md_type >= modem_lwg && md_type <= modem_ltg){ | |
335 | ext_md_support[MD_SYS5-MD_EXT1] = md_type; | |
336 | } | |
337 | else{ | |
338 | printk("[EEMCS/PLAT] [Error]set_modem_support fail(md:%d, md_type:%d)\n", md_id, md_type); | |
339 | return -1; | |
340 | } | |
341 | break; | |
342 | default: | |
343 | printk("[EEMCS/PLAT] [Error]set_modem_support: invalid md_id=%d\n", md_id); | |
344 | return -1; | |
345 | break; | |
346 | } | |
347 | ||
348 | return 0; | |
349 | ||
350 | #else | |
351 | ||
352 | printk("[EEMCS/PLAT] set_ext_modem_support: DFO not support"); | |
353 | return -1; | |
354 | ||
355 | #endif | |
356 | ||
357 | ||
358 | } | |
359 | ||
360 | EXPORT_SYMBOL(set_ext_modem_support); | |
361 | ||
362 | void get_ap_platform_ver(char * ver) | |
363 | { | |
364 | sprintf(ver, "MT%04x_S%02x", get_chip_code(), (get_chip_sw_ver_code()&0xFF)); | |
365 | } | |
366 | ||
367 | EXPORT_SYMBOL(get_ap_platform_ver); | |
368 | ||
369 | ||
370 | unsigned int get_ext_md_mem_start_addr(int md_id){ | |
371 | unsigned int feature_val = 0; | |
372 | ||
373 | switch(md_id) { | |
374 | case MD_SYS5: | |
375 | feature_val = ext_md_mem_addr[MD_SYS5-MD_EXT1]; | |
376 | break; | |
377 | default: | |
378 | printk("[EEMCS/PLAT] [Error]get_ext_md_mem_start_addr: invalid md_id=%d\n", md_id); | |
379 | break; | |
380 | } | |
381 | ||
382 | return feature_val; | |
383 | } | |
384 | EXPORT_SYMBOL(get_ext_md_mem_start_addr); | |
385 | ||
386 | unsigned int get_ext_md_mem_size(int md_id){ | |
387 | unsigned int feature_val = 0; | |
388 | ||
389 | switch(md_id) { | |
390 | case MD_SYS5: | |
391 | feature_val = ext_md_size_list[MD_SYS5-MD_EXT1]; | |
392 | break; | |
393 | default: | |
394 | printk("[EEMCS/PLAT] [Error]get_ext_md_mem_size: invalid md_id=%d\n", md_id); | |
395 | break; | |
396 | } | |
397 | ||
398 | return feature_val; | |
399 | ||
400 | } | |
401 | EXPORT_SYMBOL(get_ext_md_mem_size); | |
402 | ||
403 | ||
404 | int eemcs_get_bat_info(unsigned int para) | |
405 | { | |
406 | int val = 0; | |
407 | #if defined (FEATURE_GET_MD_BAT_VOL) | |
408 | val = (int)BAT_Get_Battery_Voltage(0); | |
409 | printk("[EEMCS/PLAT] get_bat_info : %d \n", val); | |
410 | return val; | |
411 | #endif | |
412 | ||
413 | } | |
414 | EXPORT_SYMBOL(eemcs_get_bat_info); | |
415 | ||
416 | ||
417 | /*********************************************************************************/ | |
418 | /* API about Security cipher MD image */ | |
419 | /* */ | |
420 | /*********************************************************************************/ | |
421 | #ifdef ENABLE_SECURITY_FEATURE | |
422 | #include <mach/mt_sec_export.h> | |
423 | #include <mach/emi_mpu.h> | |
424 | EXPORT_SYMBOL(masp_boot_init); | |
425 | EXPORT_SYMBOL(masp_ccci_version_info); | |
426 | EXPORT_SYMBOL(masp_ccci_is_cipherfmt); | |
427 | EXPORT_SYMBOL(masp_ccci_signfmt_verify_file); | |
428 | EXPORT_SYMBOL(masp_ccci_decrypt_cipherfmt); | |
429 | EXPORT_SYMBOL(masp_secro_md_get_data); | |
430 | EXPORT_SYMBOL(masp_secro_en); | |
431 | EXPORT_SYMBOL(masp_secro_md_len); | |
432 | EXPORT_SYMBOL(masp_secro_blk_sz); | |
433 | EXPORT_SYMBOL(masp_secure_algo_init); | |
434 | EXPORT_SYMBOL(masp_secure_algo_deinit); | |
435 | EXPORT_SYMBOL(masp_secure_algo); | |
436 | /*********************************************************************************/ | |
437 | /* API about md ROM/RW/Share memory MPU protection */ | |
438 | /* */ | |
439 | /*********************************************************************************/ | |
440 | int clear_md_region_protection(int md_id) | |
441 | { | |
442 | unsigned int rom_mem_mpu_id, rw_mem_mpu_id; | |
443 | ||
444 | printk("[EEMCS/PLAT] Clear MD%d region protect...\n", md_id+1); | |
445 | switch(md_id) | |
446 | { | |
447 | case MD_SYS5: | |
448 | rom_mem_mpu_id = 1; //0; | |
449 | rw_mem_mpu_id = 2; //1; | |
450 | break; | |
451 | ||
452 | default: | |
453 | printk("[EEMCS/PLAT] [Error]clear_md_region_protection: invalid md_id=%d\n", md_id+1); | |
454 | return -1; | |
455 | } | |
456 | ||
457 | printk("[EEMCS/PLAT] Clear MPU protect MD%d ROM region<%d>\n", md_id+1, rom_mem_mpu_id); | |
458 | emi_mpu_set_region_protection(0, /*START_ADDR*/ | |
459 | 0, /*END_ADDR*/ | |
460 | rom_mem_mpu_id, /*region*/ | |
461 | SET_ACCESS_PERMISSON(NO_PROTECTION, NO_PROTECTION, NO_PROTECTION, NO_PROTECTION)); | |
462 | ||
463 | printk("[EEMCS/PLAT] Clear MPU protect MD%d R/W region<%d>\n", md_id+1, rw_mem_mpu_id); | |
464 | emi_mpu_set_region_protection(0, /*START_ADDR*/ | |
465 | 0, /*END_ADDR*/ | |
466 | rw_mem_mpu_id, /*region*/ | |
467 | SET_ACCESS_PERMISSON(NO_PROTECTION, NO_PROTECTION, NO_PROTECTION, NO_PROTECTION)); | |
468 | ||
469 | return 0; | |
470 | } | |
471 | EXPORT_SYMBOL(clear_md_region_protection); | |
472 | #endif | |
473 | ||
474 | /***************************************************************************/ | |
475 | /* Register ccci call back function when AP receive system channel message */ | |
476 | /* */ | |
477 | /***************************************************************************/ | |
478 | int eemcs_register_sys_msg_notify_func(int md_id, int (*func)(int, unsigned int, unsigned int)) | |
479 | { | |
480 | int ret = 0; | |
481 | int ex_md_id = md_id - MD_EXT1; | |
482 | ||
483 | if( ex_md_id >= MAX_EXT_MD_NUM ) { | |
484 | printk("[EEMCS/PLAT] [Error]register_sys_msg_notify_func: invalid md id(%d)\n", md_id+1); | |
485 | return E_PARAM; | |
486 | } | |
487 | ||
488 | if(eemcs_sys_msg_notify_func[ex_md_id] == NULL) { | |
489 | eemcs_sys_msg_notify_func[ex_md_id] = func; | |
490 | } else { | |
491 | printk("[EEMCS/PLAT] [Error]eemcs_sys_msg_notify_func: func registered!(%d)\n", md_id+1); | |
492 | } | |
493 | ||
494 | return ret; | |
495 | } | |
496 | EXPORT_SYMBOL(eemcs_register_sys_msg_notify_func); | |
497 | ||
498 | ||
499 | int eemcs_notify_md_by_sys_msg(int md_id, unsigned int msg, unsigned int data) | |
500 | { | |
501 | int (*func)(int, unsigned int, unsigned int); | |
502 | int ret = 0; | |
503 | int ext_md_id = md_id - MD_EXT1; | |
504 | ||
505 | if(ext_md_id >= MAX_EXT_MD_NUM) { | |
506 | printk("[EEMCS/PLAT] [Error]notify_md_by_sys_msg: invalid md id(%d)\n", md_id+1); | |
507 | return E_PARAM; | |
508 | } | |
509 | ||
510 | func = eemcs_sys_msg_notify_func[ext_md_id]; | |
511 | if(func != NULL) { | |
512 | ret = func(md_id, msg, data); | |
513 | } else { | |
514 | ret = E_NO_EXIST; | |
515 | printk("[EEMCS/PLAT] [Error]notify_md_by_sys_msg: func not register!(%d)\n", md_id+1); | |
516 | } | |
517 | ||
518 | return ret; | |
519 | } | |
520 | EXPORT_SYMBOL(eemcs_notify_md_by_sys_msg); | |
521 | ||
522 | ||
523 | int eemcs_register_ccci_sys_call_back(int md_id, unsigned int id, eemcs_sys_cb_func_t func) | |
524 | { | |
525 | int ret = 0; | |
526 | eemcs_sys_cb_func_info_t *info_ptr; | |
527 | int ext_md_id = md_id - MD_EXT1; | |
528 | ||
529 | if( ext_md_id >= MAX_EXT_MD_NUM ) { | |
530 | printk("[EEMCS/PLAT] [Error]register_sys_call_back: invalid md id(%d)\n", md_id+1); | |
531 | return E_PARAM; | |
532 | } | |
533 | ||
534 | if((id >= 0x100)&&((id-0x100) < MAX_KERN_API)) { | |
535 | info_ptr = &(eemcs_sys_cb_table_100[ext_md_id][id-0x100]); | |
536 | } else if((id >= 0x1000)&&((id-0x1000) < MAX_KERN_API)) { | |
537 | info_ptr = &(eemcs_sys_cb_table_1000[ext_md_id][id-0x1000]); | |
538 | } else { | |
539 | printk("[EEMCS/PLAT] [Error]register_sys_call_back: invalid func id(0x%x)\n", id); | |
540 | return E_PARAM; | |
541 | } | |
542 | ||
543 | if(info_ptr->func == NULL) { | |
544 | info_ptr->id = id; | |
545 | info_ptr->func = func; | |
546 | } | |
547 | else | |
548 | printk("[EEMCS/PLAT] [Error]register_sys_call_back: func(0x%x) registered!\n", id); | |
549 | ||
550 | return ret; | |
551 | } | |
552 | EXPORT_SYMBOL(eemcs_register_ccci_sys_call_back); | |
553 | ||
554 | ||
555 | void eemcs_exec_ccci_sys_call_back(int md_id, int cb_id, int data) | |
556 | { | |
557 | eemcs_sys_cb_func_t func; | |
558 | int id; | |
559 | eemcs_sys_cb_func_info_t *curr_table; | |
560 | int ext_md_id = md_id - MD_EXT1; | |
561 | ||
562 | if(ext_md_id >= MAX_EXT_MD_NUM) { | |
563 | printk("[EEMCS/PLAT] [Error]exec_sys_cb: invalid md id(%d) \n", md_id+1); | |
564 | return; | |
565 | } | |
566 | ||
567 | id = cb_id & 0xFF; | |
568 | if(id >= MAX_KERN_API) { | |
569 | printk("[EEMCS/PLAT] [Error]exec_sys_cb: invalid func id(0x%x)\n", cb_id); | |
570 | return; | |
571 | } | |
572 | ||
573 | if ((cb_id & (0x1000|0x100))==0x1000) { | |
574 | curr_table = eemcs_sys_cb_table_1000[ext_md_id]; | |
575 | } else if ((cb_id & (0x1000|0x100))==0x100) { | |
576 | curr_table = eemcs_sys_cb_table_100[ext_md_id]; | |
577 | } else { | |
578 | printk("[EEMCS/PLAT] [Error]exec_sys_cb: invalid func id(0x%x)\n", cb_id); | |
579 | return; | |
580 | } | |
581 | ||
582 | func = curr_table[id].func; | |
583 | if(func != NULL) { | |
584 | func(md_id, data); | |
585 | } else { | |
586 | printk("[EEMCS/PLAT] [Error]exec_sys_cb: func id(0x%x) not register!\n", cb_id); | |
587 | } | |
588 | } | |
589 | EXPORT_SYMBOL(eemcs_exec_ccci_sys_call_back); | |
590 | ||
591 | ||
592 | ///////////////////////////////////////////////////////////////////////////////////////////// | |
593 | ||
594 | /***************************************************************************/ | |
595 | /* Register kernel API for ccci driver invoking */ | |
596 | /* */ | |
597 | /***************************************************************************/ | |
598 | int eemcs_register_ccci_kern_func_by_md_id(int md_id, unsigned int id, eemcs_kern_cb_func_t func) | |
599 | { | |
600 | int ret = 0; | |
601 | eemcs_kern_func_info *info_ptr; | |
602 | ||
603 | if((id >= MAX_KERN_API) || (func == NULL) || (md_id >= MAX_EXT_MD_NUM)) { | |
604 | printk("[EEMCS/PLAT] [Error]register_kern_func: md_id:%d, func_id:%d!\n", md_id+1, id); | |
605 | return E_PARAM; | |
606 | } | |
607 | ||
608 | info_ptr = &(eemcs_func_table[md_id][id]); | |
609 | if(info_ptr->func == NULL) { | |
610 | info_ptr->id = id; | |
611 | info_ptr->func = func; | |
612 | } | |
613 | else | |
614 | printk("[EEMCS/PLAT] [Error]register_kern_func: func(%d) registered!(%d)\n", md_id+1, id); | |
615 | ||
616 | return ret; | |
617 | } | |
618 | EXPORT_SYMBOL(eemcs_register_ccci_kern_func_by_md_id); | |
619 | ||
620 | ||
621 | int eemcs_register_ccci_kern_func(unsigned int id, eemcs_kern_cb_func_t func) | |
622 | { | |
623 | return eemcs_register_ccci_kern_func_by_md_id(CURR_EXT_MD_ID, id, func); | |
624 | } | |
625 | EXPORT_SYMBOL(eemcs_register_ccci_kern_func); | |
626 | ||
627 | ||
628 | int eemcs_exec_ccci_kern_func_by_md_id(int md_id, unsigned int id, char *buf, unsigned int len) | |
629 | { | |
630 | eemcs_kern_cb_func_t func; | |
631 | int ret = 0; | |
632 | ||
633 | if(md_id >= MAX_EXT_MD_NUM) { | |
634 | printk("[EEMCS/PLAT] [Error]exec kern func: invalid md id(%d)\n", md_id+1); | |
635 | return E_PARAM; | |
636 | } | |
637 | ||
638 | if(id >= MAX_KERN_API) { | |
639 | printk("[EEMCS/PLAT] [Error]exec kern func: invalid func(%d) id(%d)\n", md_id, id); | |
640 | return E_PARAM; | |
641 | } | |
642 | ||
643 | func = eemcs_func_table[md_id][id].func; | |
644 | if(func != NULL) { | |
645 | ret = func(md_id, buf, len); | |
646 | } | |
647 | else { | |
648 | ret = E_NO_EXIST; | |
649 | if(eemcs_kern_func_err_num[md_id][id] < SHOW_WARNING_NUM) { | |
650 | eemcs_kern_func_err_num[md_id][id]++; | |
651 | printk("[EEMCS/PLAT] [Error]exec kern func: func%d not register(%d)\n", md_id+1, id); | |
652 | } | |
653 | } | |
654 | ||
655 | return ret; | |
656 | } | |
657 | EXPORT_SYMBOL(eemcs_exec_ccci_kern_func_by_md_id); | |
658 | ||
659 | ||
660 | int eemcs_exec_ccci_kern_func(unsigned int id, char *buf, unsigned int len) | |
661 | { | |
662 | return eemcs_exec_ccci_kern_func_by_md_id(CURR_EXT_MD_ID, id, buf, len); | |
663 | } | |
664 | EXPORT_SYMBOL(eemcs_exec_ccci_kern_func); | |
665 | ||
666 | ||
667 | /***************************************************************************/ | |
668 | /* Register ccci suspend & resume function */ | |
669 | /* */ | |
670 | /***************************************************************************/ | |
671 | typedef struct eemcs_pm_cb_item | |
672 | { | |
673 | void (*cb_func)(int); | |
674 | int md_id; | |
675 | }eemcs_pm_cb_item_t; | |
676 | ||
677 | ||
678 | static eemcs_pm_cb_item_t eemcs_suspend_cb_table[MAX_EXT_MD_NUM][MAX_SLEEP_API]; | |
679 | static eemcs_pm_cb_item_t eemcs_resume_cb_table[MAX_EXT_MD_NUM][MAX_SLEEP_API]; | |
680 | ||
681 | ||
682 | void eemcs_register_suspend_notify(int md_id, unsigned int id, void (*func)(int)) | |
683 | { | |
684 | if((id >= MAX_SLEEP_API) || (func == NULL) || (md_id >= MAX_EXT_MD_NUM)) { | |
685 | printk("[EEMCS/PLAT] [Error]register_suspend_notify: invalid para(md:%d, cmd:%d)\n", md_id, id); | |
686 | } | |
687 | ||
688 | if (eemcs_suspend_cb_table[md_id][id].cb_func == NULL){ | |
689 | eemcs_suspend_cb_table[md_id][id].cb_func = func; | |
690 | eemcs_suspend_cb_table[md_id][id].md_id = md_id; | |
691 | } | |
692 | } | |
693 | EXPORT_SYMBOL(eemcs_register_suspend_notify); | |
694 | ||
695 | ||
696 | void eemcs_register_resume_notify(int md_id, unsigned int id, void (*func)(int)) | |
697 | { | |
698 | if((id >= MAX_SLEEP_API) || (func == NULL) || (md_id >= MAX_EXT_MD_NUM)) { | |
699 | printk("[EEMCS/PLAT] [Error]register_resume_notify: invalid para(md:%d, cmd:%d)\n", md_id, id); | |
700 | } | |
701 | ||
702 | if (eemcs_resume_cb_table[md_id][id].cb_func == NULL){ | |
703 | eemcs_resume_cb_table[md_id][id].cb_func = func; | |
704 | eemcs_resume_cb_table[md_id][id].md_id = md_id; | |
705 | } | |
706 | } | |
707 | EXPORT_SYMBOL(eemcs_register_resume_notify); | |
708 | ||
709 | ||
710 | static int eemcs_helper_probe(struct platform_device *dev) | |
711 | { | |
712 | ||
713 | //printk( "\neemcs_helper_probe\n" ); | |
714 | return 0; | |
715 | } | |
716 | ||
717 | static int eemcs_helper_remove(struct platform_device *dev) | |
718 | { | |
719 | //printk( "\neemcs_helper_remove\n" ); | |
720 | return 0; | |
721 | } | |
722 | ||
723 | static void eemcs_helper_shutdown(struct platform_device *dev) | |
724 | { | |
725 | //printk( "\neemcs_helper_shutdown\n" ); | |
726 | } | |
727 | ||
728 | static int eemcs_helper_suspend(struct platform_device *dev, pm_message_t state) | |
729 | { | |
730 | int i, j; | |
731 | void (*func)(int); | |
732 | int md_id; | |
733 | ||
734 | printk( "\neemcs_helper_suspend\n" ); | |
735 | ||
736 | for (i = 0; i < MAX_EXT_MD_NUM; i++) { | |
737 | for (j = 0; j < EEMCS_SLP_ID_MAX; j++) { | |
738 | func = eemcs_suspend_cb_table[i][j].cb_func; | |
739 | md_id = eemcs_suspend_cb_table[i][j].md_id; | |
740 | if(func != NULL) | |
741 | func(md_id); | |
742 | } | |
743 | } | |
744 | ||
745 | return 0; | |
746 | } | |
747 | ||
748 | static int eemcs_helper_resume(struct platform_device *dev) | |
749 | { | |
750 | int i,j; | |
751 | void (*func)(int); | |
752 | int md_id; | |
753 | ||
754 | printk( "\neemcs_helper_resume\n" ); | |
755 | ||
756 | for (i = 0; i < MAX_EXT_MD_NUM; i++) { | |
757 | for (j = 0; j < EEMCS_RSM_ID_MAX; j++) { | |
758 | func = eemcs_resume_cb_table[i][j].cb_func; | |
759 | md_id = eemcs_resume_cb_table[i][j].md_id; | |
760 | if(func != NULL) | |
761 | func(md_id); | |
762 | } | |
763 | } | |
764 | ||
765 | return 0; | |
766 | } | |
767 | ||
768 | //*-------------------------------------------------------------*// | |
769 | #if defined (CONFIG_PM) && defined (FEATURE_PM_IPO_H) | |
770 | int eemcs_helper_pm_suspend(struct device *device) | |
771 | { | |
772 | //pr_debug("calling %s()\n", __func__); | |
773 | ||
774 | struct platform_device *pdev = to_platform_device(device); | |
775 | BUG_ON(pdev == NULL); | |
776 | ||
777 | return eemcs_helper_suspend(pdev, PMSG_SUSPEND); | |
778 | } | |
779 | ||
780 | int eemcs_helper_pm_resume(struct device *device) | |
781 | { | |
782 | //pr_debug("calling %s()\n", __func__); | |
783 | ||
784 | struct platform_device *pdev = to_platform_device(device); | |
785 | BUG_ON(pdev == NULL); | |
786 | ||
787 | return eemcs_helper_resume(pdev); | |
788 | } | |
789 | ||
790 | extern void mt_irq_set_sens(unsigned int irq, unsigned int sens); | |
791 | extern void mt_irq_set_polarity(unsigned int irq, unsigned int polarity); | |
792 | int eemcs_helper_pm_restore_noirq(struct device *device) | |
793 | { | |
794 | pr_debug("calling %s()\n", __func__); | |
795 | /*Not ready, need to check more details*/ | |
796 | #if 0 | |
797 | // CCIF AP0 | |
798 | mt_irq_set_sens(CCIF0_AP_IRQ_ID, MT_LEVEL_SENSITIVE); | |
799 | mt_irq_set_polarity(CCIF0_AP_IRQ_ID, MT_POLARITY_LOW); | |
800 | ||
801 | // MD1 WDT | |
802 | mt_irq_set_sens(MD_WDT_IRQ_ID, MT_EDGE_SENSITIVE); | |
803 | mt_irq_set_polarity(MD_WDT_IRQ_ID, MT_POLARITY_LOW); | |
804 | ||
805 | // MD1 | |
806 | exec_ccci_kern_func_by_md_id(0, ID_IPO_H_RESTORE_CB, NULL, 0); | |
807 | #endif | |
808 | return 0; | |
809 | ||
810 | } | |
811 | ||
812 | #else /*CONFIG_PM*/ | |
813 | ||
814 | #define eemcs_helper_pm_suspend NULL | |
815 | #define eemcs_helper_pm_resume NULL | |
816 | #define eemcs_helper_pm_restore_noirq NULL | |
817 | ||
818 | #endif /*CONFIG_PM*/ | |
819 | //*-------------------------------------------------------------*// | |
820 | ||
821 | struct dev_pm_ops eemcs_helper_pm_ops = { | |
822 | .suspend = eemcs_helper_pm_suspend, | |
823 | .resume = eemcs_helper_pm_resume, | |
824 | .freeze = eemcs_helper_pm_suspend, | |
825 | .thaw = eemcs_helper_pm_resume, | |
826 | .poweroff = eemcs_helper_pm_suspend, | |
827 | .restore = eemcs_helper_pm_resume, | |
828 | .restore_noirq = eemcs_helper_pm_restore_noirq, | |
829 | }; | |
830 | ||
831 | static struct platform_driver eemcs_helper_driver = | |
832 | { | |
833 | .driver = { | |
834 | .name = "eemcs-helper", | |
835 | #ifdef CONFIG_PM | |
836 | .pm = &eemcs_helper_pm_ops, | |
837 | #endif | |
838 | }, | |
839 | .probe = eemcs_helper_probe, | |
840 | .remove = eemcs_helper_remove, | |
841 | .shutdown = eemcs_helper_shutdown, | |
842 | .suspend = eemcs_helper_suspend, | |
843 | .resume = eemcs_helper_resume, | |
844 | }; | |
845 | ||
846 | struct platform_device eemcs_helper_device = { | |
847 | .name = "eemcs-helper", | |
848 | .id = 0, | |
849 | .dev = {} | |
850 | }; | |
851 | ||
852 | static int __init eemcs_helper_init(void) | |
853 | { | |
854 | int ret; | |
855 | ||
856 | ||
857 | /* Not ready, need check*/ | |
858 | #if 0 | |
859 | // Init ccci helper sys fs | |
860 | memset( (void*)cmd_map_table, 0, sizeof(cmd_map_table) ); | |
861 | mtk_ccci_sysfs(); | |
862 | #endif | |
863 | // init ccci kernel API register table | |
864 | memset((void*)eemcs_func_table, 0, sizeof(eemcs_func_table)); | |
865 | memset((void*)eemcs_kern_func_err_num, 0, sizeof(eemcs_kern_func_err_num)); | |
866 | ||
867 | // init ccci system channel call back function register table | |
868 | memset((void*)eemcs_sys_cb_table_100, 0, sizeof(eemcs_sys_cb_table_100)); | |
869 | memset((void*)eemcs_sys_cb_table_1000, 0, sizeof(eemcs_sys_cb_table_1000)); | |
870 | ||
871 | ret = platform_device_register(&eemcs_helper_device); | |
872 | if (ret) { | |
873 | printk("[EEMCS/PLAT] [Error]eemcs_helper_device register fail: %d\n", ret); | |
874 | return ret; | |
875 | } | |
876 | ||
877 | ret = platform_driver_register(&eemcs_helper_driver); | |
878 | if (ret) { | |
879 | printk("[EEMCS/PLAT] [Error]eemcs_helper_driver register fail: %d\n", ret); | |
880 | return ret; | |
881 | } | |
882 | ||
883 | return 0; | |
884 | } | |
885 | ||
886 | module_init(eemcs_helper_init); | |
887 | ||
888 | MODULE_LICENSE("GPL"); | |
889 | MODULE_AUTHOR("MTK"); | |
890 | MODULE_DESCRIPTION("The eemcs helper function"); | |
891 | ///////////////////////////////////////////////////////////////////////////////////////////// | |
892 | ||
893 |