Duy Truong | 790f06d | 2013-02-13 16:38:12 -0800 | [diff] [blame^] | 1 | /* Copyright (c) 2009, The Linux Foundation. All rights reserved. |
Bryan Huntsman | 3f2bc4d | 2011-08-16 17:27:22 -0700 | [diff] [blame] | 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | * |
| 12 | */ |
| 13 | #include <linux/module.h> |
| 14 | #include <linux/init.h> |
| 15 | #include <linux/debugfs.h> |
| 16 | #include <linux/err.h> |
| 17 | #include <linux/uaccess.h> |
| 18 | |
| 19 | #include <mach/pmic.h> |
| 20 | |
| 21 | |
| 22 | static int debug_lp_mode_control(char *buf, int size) |
| 23 | { |
| 24 | enum switch_cmd cmd; |
| 25 | enum vreg_lp_id id; |
| 26 | int cnt; |
| 27 | |
| 28 | |
| 29 | cnt = sscanf(buf, "%u %u", &cmd, &id); |
| 30 | if (cnt < 2) { |
| 31 | printk(KERN_ERR "%s: sscanf failed cnt=%d", __func__, cnt); |
| 32 | return -EINVAL; |
| 33 | } |
| 34 | |
| 35 | if (pmic_lp_mode_control(cmd, id) < 0) |
| 36 | return -EFAULT; |
| 37 | |
| 38 | return size; |
| 39 | } |
| 40 | |
| 41 | static int debug_vreg_set_level(char *buf, int size) |
| 42 | { |
| 43 | enum vreg_id vreg; |
| 44 | int level; |
| 45 | int cnt; |
| 46 | |
| 47 | cnt = sscanf(buf, "%u %u", &vreg, &level); |
| 48 | if (cnt < 2) { |
| 49 | printk(KERN_ERR "%s: sscanf failed cnt=%d", __func__, cnt); |
| 50 | return -EINVAL; |
| 51 | } |
| 52 | if (pmic_vreg_set_level(vreg, level) < 0) |
| 53 | return -EFAULT; |
| 54 | |
| 55 | return size; |
| 56 | } |
| 57 | |
| 58 | static int debug_vreg_pull_down_switch(char *buf, int size) |
| 59 | { |
| 60 | enum switch_cmd cmd; |
| 61 | enum vreg_pdown_id id; |
| 62 | int cnt; |
| 63 | |
| 64 | cnt = sscanf(buf, "%u %u", &cmd, &id); |
| 65 | if (cnt < 2) { |
| 66 | printk(KERN_ERR "%s: sscanf failed cnt=%d", __func__, cnt); |
| 67 | return -EINVAL; |
| 68 | } |
| 69 | if (pmic_vreg_pull_down_switch(cmd, id) < 0) |
| 70 | return -EFAULT; |
| 71 | |
| 72 | return size; |
| 73 | } |
| 74 | |
| 75 | static int debug_secure_mpp_control_digital_output(char *buf, int size) |
| 76 | { |
| 77 | enum mpp_which which; |
| 78 | enum mpp_dlogic_level level; |
| 79 | enum mpp_dlogic_out_ctrl out; |
| 80 | int cnt; |
| 81 | |
| 82 | cnt = sscanf(buf, "%u %u %u", &which, &level, &out); |
| 83 | if (cnt < 3) { |
| 84 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 85 | return -EINVAL; |
| 86 | } |
| 87 | |
| 88 | if (pmic_secure_mpp_control_digital_output(which, level, out) < 0) |
| 89 | return -EFAULT; |
| 90 | |
| 91 | return size; |
| 92 | } |
| 93 | |
| 94 | static int debug_secure_mpp_config_i_sink(char *buf, int size) |
| 95 | { |
| 96 | enum mpp_which which; |
| 97 | enum mpp_i_sink_level level; |
| 98 | enum mpp_i_sink_switch onoff; |
| 99 | int cnt; |
| 100 | |
| 101 | cnt = sscanf(buf, "%u %u %u", &which, &level, &onoff); |
| 102 | if (cnt < 3) { |
| 103 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 104 | return -EINVAL; |
| 105 | } |
| 106 | |
| 107 | if (pmic_secure_mpp_config_i_sink(which, level, onoff) < 0) |
| 108 | return -EFAULT; |
| 109 | |
| 110 | return size; |
| 111 | } |
| 112 | |
| 113 | static int debug_secure_mpp_config_digital_input(char *buf, int size) |
| 114 | { |
| 115 | enum mpp_which which; |
| 116 | enum mpp_dlogic_level level; |
| 117 | enum mpp_dlogic_in_dbus dbus; |
| 118 | int cnt; |
| 119 | |
| 120 | cnt = sscanf(buf, "%u %u %u", &which, &level, &dbus); |
| 121 | if (cnt < 3) { |
| 122 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 123 | return -EINVAL; |
| 124 | } |
| 125 | if (pmic_secure_mpp_config_digital_input(which, level, dbus) < 0) |
| 126 | return -EFAULT; |
| 127 | |
| 128 | return size; |
| 129 | } |
| 130 | |
| 131 | static int debug_rtc_start(char *buf, int size) |
| 132 | { |
| 133 | uint time; |
| 134 | struct rtc_time *hal; |
| 135 | int cnt; |
| 136 | |
| 137 | cnt = sscanf(buf, "%d", &time); |
| 138 | if (cnt < 1) { |
| 139 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 140 | return -EINVAL; |
| 141 | } |
| 142 | hal = (struct rtc_time *)&time; |
| 143 | if (pmic_rtc_start(hal) < 0) |
| 144 | return -EFAULT; |
| 145 | |
| 146 | return size; |
| 147 | } |
| 148 | |
| 149 | static int debug_rtc_stop(char *buf, int size) |
| 150 | { |
| 151 | if (pmic_rtc_stop() < 0) |
| 152 | return -EFAULT; |
| 153 | |
| 154 | return size; |
| 155 | } |
| 156 | |
| 157 | static int debug_rtc_get_time(char *buf, int size) |
| 158 | { |
| 159 | uint time; |
| 160 | struct rtc_time *hal; |
| 161 | |
| 162 | hal = (struct rtc_time *)&time; |
| 163 | if (pmic_rtc_get_time(hal) < 0) |
| 164 | return -EFAULT; |
| 165 | |
| 166 | return snprintf(buf, size, "%d\n", time); |
| 167 | } |
| 168 | |
| 169 | static int debug_rtc_alarm_ndx; |
| 170 | |
| 171 | int debug_rtc_enable_alarm(char *buf, int size) |
| 172 | { |
| 173 | enum rtc_alarm alarm; |
| 174 | struct rtc_time *hal; |
| 175 | uint time; |
| 176 | int cnt; |
| 177 | |
| 178 | |
| 179 | cnt = sscanf(buf, "%u %u", &alarm, &time); |
| 180 | if (cnt < 2) { |
| 181 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 182 | return -EINVAL; |
| 183 | } |
| 184 | hal = (struct rtc_time *)&time; |
| 185 | |
| 186 | if (pmic_rtc_enable_alarm(alarm, hal) < 0) |
| 187 | return -EFAULT; |
| 188 | |
| 189 | debug_rtc_alarm_ndx = alarm; |
| 190 | return size; |
| 191 | } |
| 192 | |
| 193 | static int debug_rtc_disable_alarm(char *buf, int size) |
| 194 | { |
| 195 | |
| 196 | enum rtc_alarm alarm; |
| 197 | int cnt; |
| 198 | |
| 199 | cnt = sscanf(buf, "%u", &alarm); |
| 200 | if (cnt < 1) { |
| 201 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 202 | return -EINVAL; |
| 203 | } |
| 204 | if (pmic_rtc_disable_alarm(alarm) < 0) |
| 205 | return -EFAULT; |
| 206 | |
| 207 | return size; |
| 208 | } |
| 209 | |
| 210 | static int debug_rtc_get_alarm_time(char *buf, int size) |
| 211 | { |
| 212 | uint time; |
| 213 | struct rtc_time *hal; |
| 214 | |
| 215 | hal = (struct rtc_time *)&time; |
| 216 | if (pmic_rtc_get_alarm_time(debug_rtc_alarm_ndx, hal) < 0) |
| 217 | return -EFAULT; |
| 218 | |
| 219 | return snprintf(buf, size, "%d\n", time); |
| 220 | } |
| 221 | static int debug_rtc_get_alarm_status(char *buf, int size) |
| 222 | { |
| 223 | int status;; |
| 224 | |
| 225 | if (pmic_rtc_get_alarm_status(&status) < 0) |
| 226 | return -EFAULT; |
| 227 | |
| 228 | return snprintf(buf, size, "%d\n", status); |
| 229 | |
| 230 | } |
| 231 | |
| 232 | static int debug_rtc_set_time_adjust(char *buf, int size) |
| 233 | { |
| 234 | uint adjust; |
| 235 | int cnt; |
| 236 | |
| 237 | cnt = sscanf(buf, "%d", &adjust); |
| 238 | if (cnt < 1) { |
| 239 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 240 | return -EINVAL; |
| 241 | } |
| 242 | if (pmic_rtc_set_time_adjust(adjust) < 0) |
| 243 | return -EFAULT; |
| 244 | |
| 245 | return size; |
| 246 | } |
| 247 | |
| 248 | static int debug_rtc_get_time_adjust(char *buf, int size) |
| 249 | { |
| 250 | int adjust;; |
| 251 | |
| 252 | if (pmic_rtc_get_time_adjust(&adjust) < 0) |
| 253 | return -EFAULT; |
| 254 | |
| 255 | return snprintf(buf, size, "%d\n", adjust); |
| 256 | } |
| 257 | |
| 258 | static int debug_set_led_intensity(char *buf, int size) |
| 259 | { |
| 260 | enum ledtype type; |
| 261 | int level; |
| 262 | int cnt; |
| 263 | |
| 264 | cnt = sscanf(buf, "%u %d", &type, &level); |
| 265 | if (cnt < 2) { |
| 266 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 267 | return -EINVAL; |
| 268 | } |
| 269 | if (pmic_set_led_intensity(type, level) < 0) |
| 270 | return -EFAULT; |
| 271 | |
| 272 | return size; |
| 273 | } |
| 274 | |
| 275 | static int debug_flash_led_set_current(char *buf, int size) |
| 276 | { |
| 277 | int milliamps; |
| 278 | int cnt; |
| 279 | |
| 280 | cnt = sscanf(buf, "%d", &milliamps); |
| 281 | if (cnt < 1) { |
| 282 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 283 | return -EINVAL; |
| 284 | } |
| 285 | if (pmic_flash_led_set_current(milliamps) < 0) |
| 286 | return -EFAULT; |
| 287 | |
| 288 | return size; |
| 289 | } |
| 290 | static int debug_flash_led_set_mode(char *buf, int size) |
| 291 | { |
| 292 | |
| 293 | uint mode; |
| 294 | int cnt; |
| 295 | |
| 296 | cnt = sscanf(buf, "%d", &mode); |
| 297 | if (cnt < 1) { |
| 298 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 299 | return -EINVAL; |
| 300 | } |
| 301 | if (pmic_flash_led_set_mode(mode) < 0) |
| 302 | return -EFAULT; |
| 303 | |
| 304 | return size; |
| 305 | } |
| 306 | |
| 307 | static int debug_flash_led_set_polarity(char *buf, int size) |
| 308 | { |
| 309 | int pol; |
| 310 | int cnt; |
| 311 | |
| 312 | cnt = sscanf(buf, "%d", &pol); |
| 313 | if (cnt < 1) { |
| 314 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 315 | return -EINVAL; |
| 316 | } |
| 317 | if (pmic_flash_led_set_polarity(pol) < 0) |
| 318 | return -EFAULT; |
| 319 | |
| 320 | return size; |
| 321 | } |
| 322 | |
| 323 | static int debug_speaker_cmd(char *buf, int size) |
| 324 | { |
| 325 | int cmd; |
| 326 | int cnt; |
| 327 | |
| 328 | cnt = sscanf(buf, "%d", &cmd); |
| 329 | if (cnt < 1) { |
| 330 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 331 | return -EINVAL; |
| 332 | } |
| 333 | if (pmic_speaker_cmd(cmd) < 0) |
| 334 | return -EFAULT; |
| 335 | |
| 336 | return size; |
| 337 | } |
| 338 | static int debug_set_speaker_gain(char *buf, int size) |
| 339 | { |
| 340 | int gain; |
| 341 | int cnt; |
| 342 | |
| 343 | cnt = sscanf(buf, "%d", &gain); |
| 344 | if (cnt < 1) { |
| 345 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 346 | return -EINVAL; |
| 347 | } |
| 348 | if (pmic_set_speaker_gain(gain) < 0) |
| 349 | return -EFAULT; |
| 350 | |
| 351 | return size; |
| 352 | } |
| 353 | |
| 354 | static int debug_mic_en(char *buf, int size) |
| 355 | { |
| 356 | int enable; |
| 357 | int cnt; |
| 358 | |
| 359 | cnt = sscanf(buf, "%d", &enable); |
| 360 | if (cnt < 1) { |
| 361 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 362 | return -EINVAL; |
| 363 | } |
| 364 | if (pmic_mic_en(enable) < 0) |
| 365 | return -EFAULT; |
| 366 | |
| 367 | return size; |
| 368 | } |
| 369 | |
| 370 | static int debug_mic_is_en(char *buf, int size) |
| 371 | { |
| 372 | int enabled; |
| 373 | |
| 374 | if (pmic_mic_is_en(&enabled) < 0) |
| 375 | return -EFAULT; |
| 376 | |
| 377 | return snprintf(buf, size, "%d\n", enabled); |
| 378 | } |
| 379 | |
| 380 | static int debug_mic_set_volt(char *buf, int size) |
| 381 | { |
| 382 | int vol; |
| 383 | int cnt; |
| 384 | |
| 385 | cnt = sscanf(buf, "%d", &vol); |
| 386 | if (cnt < 1) { |
| 387 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 388 | return -EINVAL; |
| 389 | } |
| 390 | if (pmic_mic_set_volt(vol) < 0) |
| 391 | return -EFAULT; |
| 392 | |
| 393 | return size; |
| 394 | } |
| 395 | |
| 396 | static int debug_mic_get_volt(char *buf, int size) |
| 397 | { |
| 398 | uint vol; |
| 399 | |
| 400 | if (pmic_mic_get_volt(&vol) < 0) |
| 401 | return -EFAULT; |
| 402 | |
| 403 | return snprintf(buf, size, "%d\n", vol); |
| 404 | } |
| 405 | |
| 406 | static int debug_spkr_en_right_chan(char *buf, int size) |
| 407 | { |
| 408 | int enable; |
| 409 | int cnt; |
| 410 | |
| 411 | cnt = sscanf(buf, "%d", &enable); |
| 412 | if (cnt < 1) { |
| 413 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 414 | return -EINVAL; |
| 415 | } |
| 416 | if (pmic_spkr_en_right_chan(enable) < 0) |
| 417 | return -EFAULT; |
| 418 | |
| 419 | return size; |
| 420 | } |
| 421 | |
| 422 | static int debug_spkr_is_right_chan_en(char *buf, int size) |
| 423 | { |
| 424 | int enabled; |
| 425 | |
| 426 | if (pmic_spkr_is_right_chan_en(&enabled) < 0) |
| 427 | return -EFAULT; |
| 428 | |
| 429 | return snprintf(buf, size, "%d\n", enabled); |
| 430 | } |
| 431 | static int debug_spkr_en_left_chan(char *buf, int size) |
| 432 | { |
| 433 | int enable; |
| 434 | int cnt; |
| 435 | |
| 436 | cnt = sscanf(buf, "%d", &enable); |
| 437 | if (cnt < 1) { |
| 438 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 439 | return -EINVAL; |
| 440 | } |
| 441 | if (pmic_spkr_en_left_chan(enable) < 0) |
| 442 | return -EFAULT; |
| 443 | |
| 444 | return size; |
| 445 | } |
| 446 | |
| 447 | static int debug_spkr_is_left_chan_en(char *buf, int size) |
| 448 | { |
| 449 | int enabled; |
| 450 | |
| 451 | if (pmic_spkr_is_left_chan_en(&enabled) < 0) |
| 452 | return -EFAULT; |
| 453 | |
| 454 | return snprintf(buf, size, "%d\n", enabled); |
| 455 | } |
| 456 | |
| 457 | static int debug_set_spkr_configuration(char *buf, int size) |
| 458 | { |
| 459 | |
| 460 | struct spkr_config_mode cfg; |
| 461 | int cnt; |
| 462 | |
| 463 | cnt = sscanf(buf, "%d %d %d %d %d %d %d %d", |
| 464 | &cfg.is_right_chan_en, |
| 465 | &cfg.is_left_chan_en, |
| 466 | &cfg.is_right_left_chan_added, |
| 467 | &cfg.is_stereo_en, |
| 468 | &cfg.is_usb_with_hpf_20hz, |
| 469 | &cfg.is_mux_bypassed, |
| 470 | &cfg.is_hpf_en, |
| 471 | &cfg.is_sink_curr_from_ref_volt_cir_en); |
| 472 | |
| 473 | if (cnt < 8) { |
| 474 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 475 | return -EINVAL; |
| 476 | } |
| 477 | |
| 478 | if (pmic_set_spkr_configuration(&cfg) < 0) |
| 479 | return -EFAULT; |
| 480 | |
| 481 | return size; |
| 482 | } |
| 483 | |
| 484 | static int debug_get_spkr_configuration(char *buf, int size) |
| 485 | { |
| 486 | struct spkr_config_mode cfg; |
| 487 | |
| 488 | if (pmic_get_spkr_configuration(&cfg) < 0) |
| 489 | return -EFAULT; |
| 490 | |
| 491 | return snprintf(buf, size, "%d %d %d %d %d %d %d %d\n", |
| 492 | cfg.is_right_chan_en, |
| 493 | cfg.is_left_chan_en, |
| 494 | cfg.is_right_left_chan_added, |
| 495 | cfg.is_stereo_en, |
| 496 | cfg.is_usb_with_hpf_20hz, |
| 497 | cfg.is_mux_bypassed, |
| 498 | cfg.is_hpf_en, |
| 499 | cfg.is_sink_curr_from_ref_volt_cir_en); |
| 500 | |
| 501 | } |
| 502 | |
| 503 | static int debug_set_speaker_delay(char *buf, int size) |
| 504 | { |
| 505 | int delay; |
| 506 | int cnt; |
| 507 | |
| 508 | cnt = sscanf(buf, "%d", &delay); |
| 509 | if (cnt < 1) { |
| 510 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 511 | return -EINVAL; |
| 512 | } |
| 513 | if (pmic_set_speaker_delay(delay) < 0) |
| 514 | return -EFAULT; |
| 515 | |
| 516 | return size; |
| 517 | } |
| 518 | |
| 519 | static int debug_speaker_1k6_zin_enable(char *buf, int size) |
| 520 | { |
| 521 | uint enable; |
| 522 | int cnt; |
| 523 | |
| 524 | cnt = sscanf(buf, "%u", &enable); |
| 525 | if (cnt < 1) { |
| 526 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 527 | return -EINVAL; |
| 528 | } |
| 529 | if (pmic_speaker_1k6_zin_enable(enable) < 0) |
| 530 | return -EFAULT; |
| 531 | |
| 532 | return size; |
| 533 | } |
| 534 | |
| 535 | static int debug_spkr_set_mux_hpf_corner_freq(char *buf, int size) |
| 536 | { |
| 537 | int freq; |
| 538 | int cnt; |
| 539 | |
| 540 | cnt = sscanf(buf, "%d", &freq); |
| 541 | if (cnt < 1) { |
| 542 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 543 | return -EINVAL; |
| 544 | } |
| 545 | if (pmic_spkr_set_mux_hpf_corner_freq(freq) < 0) |
| 546 | return -EFAULT; |
| 547 | |
| 548 | return size; |
| 549 | } |
| 550 | |
| 551 | static int debug_spkr_get_mux_hpf_corner_freq(char *buf, int size) |
| 552 | { |
| 553 | uint freq; |
| 554 | |
| 555 | if (pmic_spkr_get_mux_hpf_corner_freq(&freq) < 0) |
| 556 | return -EFAULT; |
| 557 | |
| 558 | return snprintf(buf, size, "%d\n", freq); |
| 559 | } |
| 560 | |
| 561 | static int debug_spkr_add_right_left_chan(char *buf, int size) |
| 562 | { |
| 563 | int enable; |
| 564 | int cnt; |
| 565 | |
| 566 | cnt = sscanf(buf, "%d", &enable); |
| 567 | if (cnt < 1) { |
| 568 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 569 | return -EINVAL; |
| 570 | } |
| 571 | if (pmic_spkr_add_right_left_chan(enable) < 0) |
| 572 | return -EFAULT; |
| 573 | |
| 574 | return size; |
| 575 | } |
| 576 | |
| 577 | static int debug_spkr_is_right_left_chan_added(char *buf, int size) |
| 578 | { |
| 579 | int enabled; |
| 580 | |
| 581 | if (pmic_spkr_is_right_left_chan_added(&enabled) < 0) |
| 582 | return -EFAULT; |
| 583 | |
| 584 | return snprintf(buf, size, "%d\n", enabled); |
| 585 | } |
| 586 | |
| 587 | static int debug_spkr_en_stereo(char *buf, int size) |
| 588 | { |
| 589 | int enable; |
| 590 | int cnt; |
| 591 | |
| 592 | cnt = sscanf(buf, "%d", &enable); |
| 593 | if (cnt < 1) { |
| 594 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 595 | return -EINVAL; |
| 596 | } |
| 597 | if (pmic_spkr_en_stereo(enable) < 0) |
| 598 | return -EFAULT; |
| 599 | |
| 600 | return size; |
| 601 | } |
| 602 | static int debug_spkr_is_stereo_en(char *buf, int size) |
| 603 | { |
| 604 | int enabled; |
| 605 | |
| 606 | if (pmic_spkr_is_stereo_en(&enabled) < 0) |
| 607 | return -EFAULT; |
| 608 | |
| 609 | return snprintf(buf, size, "%d\n", enabled); |
| 610 | } |
| 611 | |
| 612 | static int debug_spkr_select_usb_with_hpf_20hz(char *buf, int size) |
| 613 | { |
| 614 | int enable; |
| 615 | int cnt; |
| 616 | |
| 617 | cnt = sscanf(buf, "%d", &enable); |
| 618 | if (cnt < 1) { |
| 619 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 620 | return -EINVAL; |
| 621 | } |
| 622 | if (pmic_spkr_select_usb_with_hpf_20hz(enable) < 0) |
| 623 | return -EFAULT; |
| 624 | |
| 625 | return size; |
| 626 | } |
| 627 | static int debug_spkr_is_usb_with_hpf_20hz(char *buf, int size) |
| 628 | { |
| 629 | int enabled; |
| 630 | |
| 631 | if (pmic_spkr_is_usb_with_hpf_20hz(&enabled) < 0) |
| 632 | return -EFAULT; |
| 633 | |
| 634 | return snprintf(buf, size, "%d\n", enabled); |
| 635 | } |
| 636 | |
| 637 | static int debug_spkr_bypass_mux(char *buf, int size) |
| 638 | { |
| 639 | int enable; |
| 640 | int cnt; |
| 641 | |
| 642 | cnt = sscanf(buf, "%d", &enable); |
| 643 | if (cnt < 1) { |
| 644 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 645 | return -EINVAL; |
| 646 | } |
| 647 | if (pmic_spkr_bypass_mux(enable) < 0) |
| 648 | return -EFAULT; |
| 649 | |
| 650 | return size; |
| 651 | } |
| 652 | static int debug_spkr_is_mux_bypassed(char *buf, int size) |
| 653 | { |
| 654 | int enabled; |
| 655 | |
| 656 | if (pmic_spkr_is_mux_bypassed(&enabled) < 0) |
| 657 | return -EFAULT; |
| 658 | |
| 659 | return snprintf(buf, size, "%d\n", enabled); |
| 660 | } |
| 661 | |
| 662 | static int debug_spkr_en_hpf(char *buf, int size) |
| 663 | { |
| 664 | int enable; |
| 665 | int cnt; |
| 666 | |
| 667 | cnt = sscanf(buf, "%d", &enable); |
| 668 | if (cnt < 1) { |
| 669 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 670 | return -EINVAL; |
| 671 | } |
| 672 | if (pmic_spkr_en_hpf(enable) < 0) |
| 673 | return -EFAULT; |
| 674 | |
| 675 | return size; |
| 676 | } |
| 677 | static int debug_spkr_is_hpf_en(char *buf, int size) |
| 678 | { |
| 679 | int enabled; |
| 680 | |
| 681 | if (pmic_spkr_is_hpf_en(&enabled) < 0) |
| 682 | return -EFAULT; |
| 683 | |
| 684 | return snprintf(buf, size, "%d\n", enabled); |
| 685 | } |
| 686 | |
| 687 | static int debug_spkr_en_sink_curr_from_ref_volt_cir(char *buf, int size) |
| 688 | { |
| 689 | int enable; |
| 690 | int cnt; |
| 691 | |
| 692 | cnt = sscanf(buf, "%d", &enable); |
| 693 | if (cnt < 1) { |
| 694 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 695 | return -EINVAL; |
| 696 | } |
| 697 | if (pmic_spkr_en_sink_curr_from_ref_volt_cir(enable) < 0) |
| 698 | return -EFAULT; |
| 699 | |
| 700 | return size; |
| 701 | } |
| 702 | |
| 703 | static int debug_spkr_is_sink_curr_from_ref_volt_cir_en(char *buf, int size) |
| 704 | { |
| 705 | int enabled; |
| 706 | |
| 707 | if (pmic_spkr_is_sink_curr_from_ref_volt_cir_en(&enabled) < 0) |
| 708 | return -EFAULT; |
| 709 | |
| 710 | return snprintf(buf, size, "%d\n", enabled); |
| 711 | } |
| 712 | |
| 713 | static int debug_vib_mot_set_volt(char *buf, int size) |
| 714 | { |
| 715 | int vol; |
| 716 | int cnt; |
| 717 | |
| 718 | cnt = sscanf(buf, "%d", &vol); |
| 719 | if (cnt < 1) { |
| 720 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 721 | return -EINVAL; |
| 722 | } |
| 723 | if (pmic_vib_mot_set_volt(vol) < 0) |
| 724 | return -EFAULT; |
| 725 | |
| 726 | return size; |
| 727 | } |
| 728 | static int debug_vib_mot_set_mode(char *buf, int size) |
| 729 | { |
| 730 | int mode; |
| 731 | int cnt; |
| 732 | |
| 733 | cnt = sscanf(buf, "%d", &mode); |
| 734 | if (cnt < 1) { |
| 735 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 736 | return -EINVAL; |
| 737 | } |
| 738 | if (pmic_vib_mot_set_mode(mode) < 0) |
| 739 | return -EFAULT; |
| 740 | |
| 741 | return size; |
| 742 | } |
| 743 | |
| 744 | static int debug_vib_mot_set_polarity(char *buf, int size) |
| 745 | { |
| 746 | int pol; |
| 747 | int cnt; |
| 748 | |
| 749 | cnt = sscanf(buf, "%d", &pol); |
| 750 | if (cnt < 1) { |
| 751 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 752 | return -EINVAL; |
| 753 | } |
| 754 | if (pmic_vib_mot_set_polarity(pol) < 0) |
| 755 | return -EFAULT; |
| 756 | |
| 757 | return size; |
| 758 | } |
| 759 | static int debug_vid_en(char *buf, int size) |
| 760 | { |
| 761 | int enable; |
| 762 | int cnt; |
| 763 | |
| 764 | cnt = sscanf(buf, "%d", &enable); |
| 765 | if (cnt < 1) { |
| 766 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 767 | return -EINVAL; |
| 768 | } |
| 769 | if (pmic_vid_en(enable) < 0) |
| 770 | return -EFAULT; |
| 771 | |
| 772 | return size; |
| 773 | } |
| 774 | static int debug_vid_is_en(char *buf, int size) |
| 775 | { |
| 776 | int enabled; |
| 777 | |
| 778 | if (pmic_vid_is_en(&enabled) < 0) |
| 779 | return -EFAULT; |
| 780 | |
| 781 | return snprintf(buf, size, "%d\n", enabled); |
| 782 | } |
| 783 | |
| 784 | static int debug_vid_load_detect_en(char *buf, int size) |
| 785 | { |
| 786 | int enable; |
| 787 | int cnt; |
| 788 | |
| 789 | cnt = sscanf(buf, "%d", &enable); |
| 790 | if (cnt < 1) { |
| 791 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 792 | return -EINVAL; |
| 793 | } |
| 794 | if (pmic_vid_load_detect_en(enable) < 0) |
| 795 | return -EFAULT; |
| 796 | |
| 797 | return size; |
| 798 | } |
| 799 | |
| 800 | /************************************************** |
| 801 | * speaker indexed by left_right |
| 802 | **************************************************/ |
| 803 | static enum spkr_left_right debug_spkr_left_right = LEFT_SPKR; |
| 804 | |
| 805 | static int debug_spkr_en(char *buf, int size) |
| 806 | { |
| 807 | int left_right; |
| 808 | int enable; |
| 809 | int cnt; |
| 810 | |
| 811 | cnt = sscanf(buf, "%d %d", &left_right, &enable); |
| 812 | if (cnt < 2) { |
| 813 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 814 | return -EINVAL; |
| 815 | } |
| 816 | if (pmic_spkr_en(left_right, enable) >= 0) { |
| 817 | debug_spkr_left_right = left_right; |
| 818 | return size; |
| 819 | } |
| 820 | return -EFAULT; |
| 821 | } |
| 822 | |
| 823 | static int debug_spkr_is_en(char *buf, int size) |
| 824 | { |
| 825 | int enabled; |
| 826 | |
| 827 | if (pmic_spkr_is_en(debug_spkr_left_right, &enabled) < 0) |
| 828 | return -EFAULT; |
| 829 | |
| 830 | return snprintf(buf, size, "%d\n", enabled); |
| 831 | } |
| 832 | |
| 833 | static int debug_spkr_set_gain(char *buf, int size) |
| 834 | { |
| 835 | int left_right; |
| 836 | int enable; |
| 837 | int cnt; |
| 838 | |
| 839 | cnt = sscanf(buf, "%d %d", &left_right, &enable); |
| 840 | if (cnt < 2) { |
| 841 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 842 | return -EINVAL; |
| 843 | } |
| 844 | if (pmic_spkr_set_gain(left_right, enable) >= 0) { |
| 845 | debug_spkr_left_right = left_right; |
| 846 | return size; |
| 847 | } |
| 848 | return -EFAULT; |
| 849 | } |
| 850 | |
| 851 | static int debug_spkr_get_gain(char *buf, int size) |
| 852 | { |
| 853 | uint gain; |
| 854 | |
| 855 | if (pmic_spkr_get_gain(debug_spkr_left_right, &gain) < 0) |
| 856 | return -EFAULT; |
| 857 | |
| 858 | return snprintf(buf, size, "%d\n", gain); |
| 859 | } |
| 860 | static int debug_spkr_set_delay(char *buf, int size) |
| 861 | { |
| 862 | int left_right; |
| 863 | int delay; |
| 864 | int cnt; |
| 865 | |
| 866 | cnt = sscanf(buf, "%d %d", &left_right, &delay); |
| 867 | if (cnt < 2) { |
| 868 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 869 | return -EINVAL; |
| 870 | } |
| 871 | if (pmic_spkr_set_delay(left_right, delay) >= 0) { |
| 872 | debug_spkr_left_right = left_right; |
| 873 | return size; |
| 874 | } |
| 875 | return -EFAULT; |
| 876 | } |
| 877 | |
| 878 | static int debug_spkr_get_delay(char *buf, int size) |
| 879 | { |
| 880 | uint delay; |
| 881 | |
| 882 | if (pmic_spkr_get_delay(debug_spkr_left_right, &delay) < 0) |
| 883 | return -EFAULT; |
| 884 | |
| 885 | return snprintf(buf, size, "%d\n", delay); |
| 886 | } |
| 887 | |
| 888 | static int debug_spkr_en_mute(char *buf, int size) |
| 889 | { |
| 890 | int left_right; |
| 891 | int enable; |
| 892 | int cnt; |
| 893 | |
| 894 | cnt = sscanf(buf, "%d %d", &left_right, &enable); |
| 895 | if (cnt < 2) { |
| 896 | printk(KERN_ERR "%s: sscanf failed cnt=%d" , __func__, cnt); |
| 897 | return -EINVAL; |
| 898 | } |
| 899 | if (pmic_spkr_en_mute(left_right, enable) >= 0) { |
| 900 | debug_spkr_left_right = left_right; |
| 901 | return size; |
| 902 | } |
| 903 | return -EFAULT; |
| 904 | } |
| 905 | |
| 906 | static int debug_spkr_is_mute_en(char *buf, int size) |
| 907 | { |
| 908 | int enabled; |
| 909 | |
| 910 | if (pmic_spkr_is_mute_en(debug_spkr_left_right, &enabled) < 0) |
| 911 | return -EFAULT; |
| 912 | |
| 913 | return snprintf(buf, size, "%d\n", enabled); |
| 914 | } |
| 915 | |
| 916 | /******************************************************************* |
| 917 | * debug function table |
| 918 | *******************************************************************/ |
| 919 | |
| 920 | struct pmic_debug_desc { |
| 921 | int (*get) (char *, int); |
| 922 | int (*set) (char *, int); |
| 923 | }; |
| 924 | |
| 925 | struct pmic_debug_desc pmic_debug[] = { |
| 926 | {NULL, NULL}, /*LIB_NULL_PROC */ |
| 927 | {NULL, NULL}, /* LIB_RPC_GLUE_CODE_INFO_REMOTE_PROC */ |
| 928 | {NULL, debug_lp_mode_control}, /* LP_MODE_CONTROL_PROC */ |
| 929 | {NULL, debug_vreg_set_level}, /*VREG_SET_LEVEL_PROC */ |
| 930 | {NULL, debug_vreg_pull_down_switch}, /*VREG_PULL_DOWN_SWITCH_PROC */ |
| 931 | {NULL, debug_secure_mpp_control_digital_output}, |
| 932 | /* SECURE_MPP_CONFIG_DIGITAL_OUTPUT_PROC */ |
| 933 | /*SECURE_MPP_CONFIG_I_SINK_PROC */ |
| 934 | {NULL, debug_secure_mpp_config_i_sink}, |
| 935 | {NULL, debug_rtc_start}, /*RTC_START_PROC */ |
| 936 | {NULL, debug_rtc_stop}, /* RTC_STOP_PROC */ |
| 937 | {debug_rtc_get_time, NULL}, /* RTC_GET_TIME_PROC */ |
| 938 | {NULL, debug_rtc_enable_alarm}, /* RTC_ENABLE_ALARM_PROC */ |
| 939 | {NULL , debug_rtc_disable_alarm}, /*RTC_DISABLE_ALARM_PROC */ |
| 940 | {debug_rtc_get_alarm_time, NULL}, /* RTC_GET_ALARM_TIME_PROC */ |
| 941 | {debug_rtc_get_alarm_status, NULL}, /* RTC_GET_ALARM_STATUS_PROC */ |
| 942 | {NULL, debug_rtc_set_time_adjust}, /* RTC_SET_TIME_ADJUST_PROC */ |
| 943 | {debug_rtc_get_time_adjust, NULL}, /* RTC_GET_TIME_ADJUST_PROC */ |
| 944 | {NULL, debug_set_led_intensity}, /* SET_LED_INTENSITY_PROC */ |
| 945 | {NULL, debug_flash_led_set_current}, /* FLASH_LED_SET_CURRENT_PROC */ |
| 946 | {NULL, debug_flash_led_set_mode}, /* FLASH_LED_SET_MODE_PROC */ |
| 947 | {NULL, debug_flash_led_set_polarity}, /* FLASH_LED_SET_POLARITY_PROC */ |
| 948 | {NULL, debug_speaker_cmd}, /* SPEAKER_CMD_PROC */ |
| 949 | {NULL, debug_set_speaker_gain}, /* SET_SPEAKER_GAIN_PROC */ |
| 950 | {NULL, debug_vib_mot_set_volt}, /* VIB_MOT_SET_VOLT_PROC */ |
| 951 | {NULL, debug_vib_mot_set_mode}, /* VIB_MOT_SET_MODE_PROC */ |
| 952 | {NULL, debug_vib_mot_set_polarity}, /* VIB_MOT_SET_POLARITY_PROC */ |
| 953 | {NULL, debug_vid_en}, /* VID_EN_PROC */ |
| 954 | {debug_vid_is_en, NULL}, /* VID_IS_EN_PROC */ |
| 955 | {NULL, debug_vid_load_detect_en}, /* VID_LOAD_DETECT_EN_PROC */ |
| 956 | {NULL, debug_mic_en}, /* MIC_EN_PROC */ |
| 957 | {debug_mic_is_en, NULL}, /* MIC_IS_EN_PROC */ |
| 958 | {NULL, debug_mic_set_volt}, /* MIC_SET_VOLT_PROC */ |
| 959 | {debug_mic_get_volt, NULL}, /* MIC_GET_VOLT_PROC */ |
| 960 | {NULL, debug_spkr_en_right_chan}, /* SPKR_EN_RIGHT_CHAN_PROC */ |
| 961 | {debug_spkr_is_right_chan_en, NULL}, /* SPKR_IS_RIGHT_CHAN_EN_PROC */ |
| 962 | {NULL, debug_spkr_en_left_chan}, /* SPKR_EN_LEFT_CHAN_PROC */ |
| 963 | {debug_spkr_is_left_chan_en, NULL}, /* SPKR_IS_LEFT_CHAN_EN_PROC */ |
| 964 | {NULL, debug_set_spkr_configuration}, /* SET_SPKR_CONFIGURATION_PROC */ |
| 965 | {debug_get_spkr_configuration, NULL}, /* GET_SPKR_CONFIGURATION_PROC */ |
| 966 | {debug_spkr_get_gain, NULL}, /* SPKR_GET_GAIN_PROC */ |
| 967 | {debug_spkr_is_en, NULL}, /* SPKR_IS_EN_PROC */ |
| 968 | {NULL, debug_spkr_en_mute}, /* SPKR_EN_MUTE_PROC */ |
| 969 | {debug_spkr_is_mute_en, NULL}, /* SPKR_IS_MUTE_EN_PROC */ |
| 970 | {NULL, debug_spkr_set_delay}, /* SPKR_SET_DELAY_PROC */ |
| 971 | {debug_spkr_get_delay, NULL}, /* SPKR_GET_DELAY_PROC */ |
| 972 | /* SECURE_MPP_CONFIG_DIGITAL_INPUT_PROC */ |
| 973 | {NULL, debug_secure_mpp_config_digital_input}, |
| 974 | {NULL, debug_set_speaker_delay}, /* SET_SPEAKER_DELAY_PROC */ |
| 975 | {NULL, debug_speaker_1k6_zin_enable}, /* SPEAKER_1K6_ZIN_ENABLE_PROC */ |
| 976 | /* SPKR_SET_MUX_HPF_CORNER_FREQ_PROC */ |
| 977 | {NULL, debug_spkr_set_mux_hpf_corner_freq}, |
| 978 | /* SPKR_GET_MUX_HPF_CORNER_FREQ_PROC */ |
| 979 | {debug_spkr_get_mux_hpf_corner_freq, NULL}, |
| 980 | /* SPKR_IS_RIGHT_LEFT_CHAN_ADDED_PROC */ |
| 981 | {debug_spkr_is_right_left_chan_added, NULL}, |
| 982 | {NULL, debug_spkr_en_stereo}, /* SPKR_EN_STEREO_PROC */ |
| 983 | {debug_spkr_is_stereo_en, NULL}, /* SPKR_IS_STEREO_EN_PROC */ |
| 984 | /* SPKR_SELECT_USB_WITH_HPF_20HZ_PROC */ |
| 985 | {NULL, debug_spkr_select_usb_with_hpf_20hz}, |
| 986 | /* SPKR_IS_USB_WITH_HPF_20HZ_PROC */ |
| 987 | {debug_spkr_is_usb_with_hpf_20hz, NULL}, |
| 988 | {NULL, debug_spkr_bypass_mux}, /* SPKR_BYPASS_MUX_PROC */ |
| 989 | {debug_spkr_is_mux_bypassed, NULL}, /* SPKR_IS_MUX_BYPASSED_PROC */ |
| 990 | {NULL, debug_spkr_en_hpf}, /* SPKR_EN_HPF_PROC */ |
| 991 | { debug_spkr_is_hpf_en, NULL}, /* SPKR_IS_HPF_EN_PROC */ |
| 992 | /* SPKR_EN_SINK_CURR_FROM_REF_VOLT_CIR_PROC */ |
| 993 | {NULL, debug_spkr_en_sink_curr_from_ref_volt_cir}, |
| 994 | /* SPKR_IS_SINK_CURR_FROM_REF_VOLT_CIR_EN_PROC */ |
| 995 | {debug_spkr_is_sink_curr_from_ref_volt_cir_en, NULL}, |
| 996 | /* SPKR_ADD_RIGHT_LEFT_CHAN_PROC */ |
| 997 | {NULL, debug_spkr_add_right_left_chan}, |
| 998 | {NULL, debug_spkr_set_gain}, /* SPKR_SET_GAIN_PROC */ |
| 999 | {NULL , debug_spkr_en}, /* SPKR_EN_PROC */ |
| 1000 | }; |
| 1001 | |
| 1002 | /***********************************************************************/ |
| 1003 | |
| 1004 | #define PROC_END (sizeof(pmic_debug)/sizeof(struct pmic_debug_desc)) |
| 1005 | |
| 1006 | |
| 1007 | #define PMIC_DEBUG_BUF 512 |
| 1008 | |
| 1009 | static int debug_proc; /* PROC's index */ |
| 1010 | |
| 1011 | static char debug_buf[PMIC_DEBUG_BUF]; |
| 1012 | |
| 1013 | static int proc_index_set(void *data, u64 val) |
| 1014 | { |
| 1015 | int ndx; |
| 1016 | |
| 1017 | ndx = (int)val; |
| 1018 | |
| 1019 | if (ndx >= 0 && ndx <= PROC_END) |
| 1020 | debug_proc = ndx; |
| 1021 | |
| 1022 | return 0; |
| 1023 | } |
| 1024 | |
| 1025 | static int proc_index_get(void *data, u64 *val) |
| 1026 | { |
| 1027 | *val = (u64)debug_proc; |
| 1028 | return 0; |
| 1029 | } |
| 1030 | |
| 1031 | DEFINE_SIMPLE_ATTRIBUTE( |
| 1032 | proc_index_fops, |
| 1033 | proc_index_get, |
| 1034 | proc_index_set, |
| 1035 | "%llu\n"); |
| 1036 | |
| 1037 | |
| 1038 | static int pmic_debugfs_open(struct inode *inode, struct file *file) |
| 1039 | { |
| 1040 | /* non-seekable */ |
| 1041 | file->f_mode &= ~(FMODE_LSEEK | FMODE_PREAD | FMODE_PWRITE); |
| 1042 | return 0; |
| 1043 | } |
| 1044 | |
| 1045 | static int pmic_debugfs_release(struct inode *inode, struct file *file) |
| 1046 | { |
| 1047 | return 0; |
| 1048 | } |
| 1049 | |
| 1050 | static ssize_t pmic_debugfs_write( |
| 1051 | struct file *file, |
| 1052 | const char __user *buff, |
| 1053 | size_t count, |
| 1054 | loff_t *ppos) |
| 1055 | { |
| 1056 | struct pmic_debug_desc *pd; |
| 1057 | int len = 0; |
| 1058 | |
| 1059 | printk(KERN_INFO "%s: proc=%d count=%d *ppos=%d\n", |
| 1060 | __func__, debug_proc, count, (uint)*ppos); |
| 1061 | |
| 1062 | if (count > sizeof(debug_buf)) |
| 1063 | return -EFAULT; |
| 1064 | |
| 1065 | if (copy_from_user(debug_buf, buff, count)) |
| 1066 | return -EFAULT; |
| 1067 | |
| 1068 | |
| 1069 | debug_buf[count] = 0; /* end of string */ |
| 1070 | |
| 1071 | pd = &pmic_debug[debug_proc]; |
| 1072 | |
| 1073 | if (pd->set) { |
| 1074 | len = pd->set(debug_buf, count); |
| 1075 | printk(KERN_INFO "%s: len=%d\n", __func__, len); |
| 1076 | return len; |
| 1077 | } |
| 1078 | |
| 1079 | return 0; |
| 1080 | } |
| 1081 | |
| 1082 | static ssize_t pmic_debugfs_read( |
| 1083 | struct file *file, |
| 1084 | char __user *buff, |
| 1085 | size_t count, |
| 1086 | loff_t *ppos) |
| 1087 | { |
| 1088 | struct pmic_debug_desc *pd; |
| 1089 | int len = 0; |
| 1090 | |
| 1091 | printk(KERN_INFO "%s: proc=%d count=%d *ppos=%d\n", |
| 1092 | __func__, debug_proc, count, (uint)*ppos); |
| 1093 | |
| 1094 | pd = &pmic_debug[debug_proc]; |
| 1095 | |
| 1096 | if (*ppos) |
| 1097 | return 0; /* the end */ |
| 1098 | |
| 1099 | if (pd->get) { |
| 1100 | len = pd->get(debug_buf, sizeof(debug_buf)); |
| 1101 | if (len > 0) { |
| 1102 | if (len > count) |
| 1103 | len = count; |
| 1104 | if (copy_to_user(buff, debug_buf, len)) |
| 1105 | return -EFAULT; |
| 1106 | } |
| 1107 | } |
| 1108 | |
| 1109 | printk(KERN_INFO "%s: len=%d\n", __func__, len); |
| 1110 | |
| 1111 | if (len < 0) |
| 1112 | return 0; |
| 1113 | |
| 1114 | *ppos += len; /* increase offset */ |
| 1115 | |
| 1116 | return len; |
| 1117 | } |
| 1118 | |
| 1119 | static const struct file_operations pmic_debugfs_fops = { |
| 1120 | .open = pmic_debugfs_open, |
| 1121 | .release = pmic_debugfs_release, |
| 1122 | .read = pmic_debugfs_read, |
| 1123 | .write = pmic_debugfs_write, |
| 1124 | }; |
| 1125 | |
| 1126 | static int __init pmic_debugfs_init(void) |
| 1127 | { |
| 1128 | struct dentry *dent = debugfs_create_dir("pmic", NULL); |
| 1129 | |
| 1130 | if (IS_ERR(dent)) { |
| 1131 | printk(KERN_ERR "%s(%d): debugfs_create_dir fail, error %ld\n", |
| 1132 | __FILE__, __LINE__, PTR_ERR(dent)); |
| 1133 | return -1; |
| 1134 | } |
| 1135 | |
| 1136 | if (debugfs_create_file("index", 0644, dent, 0, &proc_index_fops) |
| 1137 | == NULL) { |
| 1138 | printk(KERN_ERR "%s(%d): debugfs_create_file: index fail\n", |
| 1139 | __FILE__, __LINE__); |
| 1140 | return -1; |
| 1141 | } |
| 1142 | |
| 1143 | if (debugfs_create_file("debug", 0644, dent, 0, &pmic_debugfs_fops) |
| 1144 | == NULL) { |
| 1145 | printk(KERN_ERR "%s(%d): debugfs_create_file: debug fail\n", |
| 1146 | __FILE__, __LINE__); |
| 1147 | return -1; |
| 1148 | } |
| 1149 | |
| 1150 | debug_proc = 0; |
| 1151 | debug_rtc_alarm_ndx = 0; |
| 1152 | |
| 1153 | return 0; |
| 1154 | } |
| 1155 | |
| 1156 | late_initcall(pmic_debugfs_init); |