Viswanadha Raju Thotakura | 426ec66 | 2017-03-15 17:00:29 -0700 | [diff] [blame^] | 1 | /* Copyright (c) 2017, The Linux Foundation. All rights reserved. |
| 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/kernel.h> |
| 14 | #include "cam_sensor_util.h" |
| 15 | #include "cam_sensor_soc_api.h" |
| 16 | |
| 17 | #define CAM_SENSOR_PINCTRL_STATE_SLEEP "cam_suspend" |
| 18 | #define CAM_SENSOR_PINCTRL_STATE_DEFAULT "cam_default" |
| 19 | |
| 20 | #define VALIDATE_VOLTAGE(min, max, config_val) ((config_val) && \ |
| 21 | (config_val >= min) && (config_val <= max)) |
| 22 | |
| 23 | #undef CDBG |
| 24 | #define CDBG(fmt, args...) pr_debug(fmt, ##args) |
| 25 | |
| 26 | static struct i2c_settings_list* |
| 27 | cam_sensor_get_i2c_ptr(struct i2c_settings_array *i2c_reg_settings, |
| 28 | uint32_t size) |
| 29 | { |
| 30 | struct i2c_settings_list *tmp; |
| 31 | |
| 32 | tmp = (struct i2c_settings_list *) |
| 33 | kzalloc(sizeof(struct i2c_settings_list), GFP_KERNEL); |
| 34 | |
| 35 | if (tmp != NULL) |
| 36 | list_add_tail(&(tmp->list), |
| 37 | &(i2c_reg_settings->list_head)); |
| 38 | else |
| 39 | return NULL; |
| 40 | |
| 41 | tmp->i2c_settings.reg_setting = (struct cam_sensor_i2c_reg_array *) |
| 42 | kzalloc(sizeof(struct cam_sensor_i2c_reg_array) * |
| 43 | size, GFP_KERNEL); |
| 44 | if (tmp->i2c_settings.reg_setting == NULL) { |
| 45 | list_del(&(tmp->list)); |
| 46 | kfree(tmp); |
| 47 | return NULL; |
| 48 | } |
| 49 | tmp->i2c_settings.size = size; |
| 50 | |
| 51 | return tmp; |
| 52 | } |
| 53 | |
| 54 | int32_t delete_request(struct i2c_settings_array *i2c_array) |
| 55 | { |
| 56 | struct i2c_settings_list *i2c_list = NULL, *i2c_next = NULL; |
| 57 | int32_t rc = 0; |
| 58 | |
| 59 | if (i2c_array == NULL) { |
| 60 | pr_err("%s:%d ::FATAL:: Invalid argument\n", |
| 61 | __func__, __LINE__); |
| 62 | return -EINVAL; |
| 63 | } |
| 64 | |
| 65 | list_for_each_entry_safe(i2c_list, i2c_next, |
| 66 | &(i2c_array->list_head), list) { |
| 67 | kfree(i2c_list->i2c_settings.reg_setting); |
| 68 | list_del(&(i2c_list->list)); |
| 69 | kfree(i2c_list); |
| 70 | } |
| 71 | INIT_LIST_HEAD(&(i2c_array->list_head)); |
| 72 | i2c_array->is_settings_valid = 0; |
| 73 | |
| 74 | return rc; |
| 75 | } |
| 76 | |
| 77 | int32_t cam_sensor_handle_delay( |
| 78 | uint32_t **cmd_buf, |
| 79 | uint16_t generic_op_code, |
| 80 | struct i2c_settings_array *i2c_reg_settings, |
| 81 | uint32_t offset, uint32_t *byte_cnt, |
| 82 | struct list_head *list_ptr) |
| 83 | { |
| 84 | int32_t rc = 0; |
| 85 | struct cam_cmd_unconditional_wait *cmd_uncond_wait = |
| 86 | (struct cam_cmd_unconditional_wait *) *cmd_buf; |
| 87 | struct i2c_settings_list *i2c_list = NULL; |
| 88 | |
| 89 | if (i2c_list == NULL) { |
| 90 | pr_err("%s:%d Invalid list ptr\n", |
| 91 | __func__, __LINE__); |
| 92 | return -EINVAL; |
| 93 | } |
| 94 | |
| 95 | if (offset > 0) { |
| 96 | i2c_list = |
| 97 | list_entry(list_ptr, struct i2c_settings_list, list); |
| 98 | if (generic_op_code == |
| 99 | CAMERA_SENSOR_WAIT_OP_HW_UCND) |
| 100 | i2c_list->i2c_settings. |
| 101 | reg_setting[offset - 1].delay = |
| 102 | cmd_uncond_wait->delay; |
| 103 | else |
| 104 | i2c_list->i2c_settings.delay = |
| 105 | cmd_uncond_wait->delay; |
| 106 | (*cmd_buf) += |
| 107 | sizeof( |
| 108 | struct cam_cmd_unconditional_wait) / sizeof(uint32_t); |
| 109 | (*byte_cnt) += |
| 110 | sizeof( |
| 111 | struct cam_cmd_unconditional_wait); |
| 112 | } else { |
| 113 | pr_err("%s: %d Error: Delay Rxed Before any buffer: %d\n", |
| 114 | __func__, __LINE__, offset); |
| 115 | return -EINVAL; |
| 116 | } |
| 117 | |
| 118 | return rc; |
| 119 | } |
| 120 | |
| 121 | int32_t cam_sensor_handle_poll( |
| 122 | uint32_t **cmd_buf, |
| 123 | struct i2c_settings_array *i2c_reg_settings, |
| 124 | uint32_t *byte_cnt, int32_t *offset, |
| 125 | struct list_head **list_ptr) |
| 126 | { |
| 127 | struct i2c_settings_list *i2c_list; |
| 128 | int32_t rc = 0; |
| 129 | struct cam_cmd_conditional_wait *cond_wait |
| 130 | = (struct cam_cmd_conditional_wait *) *cmd_buf; |
| 131 | |
| 132 | i2c_list = |
| 133 | cam_sensor_get_i2c_ptr(i2c_reg_settings, 1); |
| 134 | if (!i2c_list || !i2c_list->i2c_settings.reg_setting) { |
| 135 | pr_err("%s: %d Failed in allocating mem for list\n", |
| 136 | __func__, __LINE__); |
| 137 | return -ENOMEM; |
| 138 | } |
| 139 | |
| 140 | i2c_list->op_code = CAM_SENSOR_I2C_POLL; |
| 141 | i2c_list->i2c_settings.data_type = |
| 142 | cond_wait->data_type; |
| 143 | i2c_list->i2c_settings.addr_type = |
| 144 | cond_wait->addr_type; |
| 145 | i2c_list->i2c_settings.reg_setting->reg_addr = |
| 146 | cond_wait->reg_addr; |
| 147 | i2c_list->i2c_settings.reg_setting->reg_data = |
| 148 | cond_wait->reg_data; |
| 149 | i2c_list->i2c_settings.reg_setting->delay = |
| 150 | cond_wait->timeout; |
| 151 | |
| 152 | (*cmd_buf) += sizeof(struct cam_cmd_conditional_wait) / |
| 153 | sizeof(uint32_t); |
| 154 | (*byte_cnt) += sizeof(struct cam_cmd_conditional_wait); |
| 155 | |
| 156 | (*offset) += 1; |
| 157 | *list_ptr = &(i2c_list->list); |
| 158 | |
| 159 | return rc; |
| 160 | } |
| 161 | |
| 162 | int32_t cam_sensor_handle_random_write( |
| 163 | struct cam_cmd_i2c_random_wr *cam_cmd_i2c_random_wr, |
| 164 | struct i2c_settings_array *i2c_reg_settings, |
| 165 | uint16_t *cmd_length_in_bytes, int32_t *offset, |
| 166 | struct list_head **list) |
| 167 | { |
| 168 | struct i2c_settings_list *i2c_list; |
| 169 | int32_t rc = 0, cnt; |
| 170 | |
| 171 | i2c_list = cam_sensor_get_i2c_ptr(i2c_reg_settings, |
| 172 | cam_cmd_i2c_random_wr->header.count); |
| 173 | if (i2c_list == NULL || |
| 174 | i2c_list->i2c_settings.reg_setting == NULL) { |
| 175 | pr_err("%s: %d Failed in allocating i2c_list\n", |
| 176 | __func__, __LINE__); |
| 177 | return -ENOMEM; |
| 178 | } |
| 179 | |
| 180 | *cmd_length_in_bytes = (sizeof(struct i2c_rdwr_header) + |
| 181 | sizeof(struct i2c_random_wr_payload) * |
| 182 | (cam_cmd_i2c_random_wr->header.count)); |
| 183 | i2c_list->op_code = CAM_SENSOR_I2C_WRITE_RANDOM; |
| 184 | i2c_list->i2c_settings.addr_type = |
| 185 | cam_cmd_i2c_random_wr->header.addr_type; |
| 186 | i2c_list->i2c_settings.data_type = |
| 187 | cam_cmd_i2c_random_wr->header.data_type; |
| 188 | |
| 189 | for (cnt = 0; cnt < (cam_cmd_i2c_random_wr->header.count); |
| 190 | cnt++) { |
| 191 | i2c_list->i2c_settings.reg_setting[cnt].reg_addr = |
| 192 | cam_cmd_i2c_random_wr-> |
| 193 | random_wr_payload[cnt].reg_addr; |
| 194 | i2c_list->i2c_settings. |
| 195 | reg_setting[cnt].reg_data = |
| 196 | cam_cmd_i2c_random_wr-> |
| 197 | random_wr_payload[cnt].reg_data; |
| 198 | i2c_list->i2c_settings. |
| 199 | reg_setting[cnt].data_mask = 0; |
| 200 | } |
| 201 | (*offset) += cnt; |
| 202 | *list = &(i2c_list->list); |
| 203 | |
| 204 | return rc; |
| 205 | } |
| 206 | |
| 207 | /** |
| 208 | * Name : cam_sensor_i2c_pkt_parser |
| 209 | * Description : Parse CSL CCI packet and apply register settings |
| 210 | * Parameters : s_ctrl input/output sub_device |
| 211 | * arg input cam_control |
| 212 | * Description : |
| 213 | * Handle multiple I2C RD/WR and WAIT cmd formats in one command |
| 214 | * buffer, for example, a command buffer of m x RND_WR + 1 x HW_ |
| 215 | * WAIT + n x RND_WR with num_cmd_buf = 1. Do not exepect RD/WR |
| 216 | * with different cmd_type and op_code in one command buffer. |
| 217 | */ |
| 218 | int cam_sensor_i2c_pkt_parser(struct i2c_settings_array *i2c_reg_settings, |
| 219 | struct cam_cmd_buf_desc *cmd_desc, int32_t num_cmd_buffers) |
| 220 | { |
| 221 | int16_t rc = 0, i = 0; |
| 222 | size_t len_of_buff = 0; |
| 223 | uint64_t generic_ptr; |
| 224 | |
| 225 | for (i = 0; i < num_cmd_buffers; i++) { |
| 226 | uint32_t *cmd_buf = NULL; |
| 227 | struct common_header *cmm_hdr; |
| 228 | uint16_t generic_op_code; |
| 229 | uint32_t byte_cnt = 0; |
| 230 | uint32_t j = 0; |
| 231 | struct list_head *list = NULL; |
| 232 | |
| 233 | /* |
| 234 | * It is not expected the same settings to |
| 235 | * be spread across multiple cmd buffers |
| 236 | */ |
| 237 | |
| 238 | CDBG("%s:%d Total cmd Buf in Bytes: %d\n", __func__, |
| 239 | __LINE__, cmd_desc[i].length); |
| 240 | |
| 241 | if (!cmd_desc[i].length) |
| 242 | continue; |
| 243 | |
| 244 | rc = cam_mem_get_cpu_buf(cmd_desc[i].mem_handle, |
| 245 | (uint64_t *)&generic_ptr, &len_of_buff); |
| 246 | cmd_buf = (uint32_t *)generic_ptr; |
| 247 | if (rc < 0) { |
| 248 | pr_err("%s:%d Failed in getting cmd hdl: %d Err: %d Buffer Len: %ld\n", |
| 249 | __func__, __LINE__, |
| 250 | cmd_desc[i].mem_handle, rc, |
| 251 | len_of_buff); |
| 252 | return rc; |
| 253 | } |
| 254 | cmd_buf += cmd_desc[i].offset / sizeof(uint32_t); |
| 255 | |
| 256 | while (byte_cnt < cmd_desc[i].length) { |
| 257 | cmm_hdr = (struct common_header *)cmd_buf; |
| 258 | generic_op_code = cmm_hdr->third_byte; |
| 259 | switch (cmm_hdr->cmd_type) { |
| 260 | case CAMERA_SENSOR_CMD_TYPE_I2C_RNDM_WR: { |
| 261 | uint16_t cmd_length_in_bytes = 0; |
| 262 | struct cam_cmd_i2c_random_wr |
| 263 | *cam_cmd_i2c_random_wr = |
| 264 | (struct cam_cmd_i2c_random_wr *)cmd_buf; |
| 265 | |
| 266 | rc = cam_sensor_handle_random_write( |
| 267 | cam_cmd_i2c_random_wr, |
| 268 | i2c_reg_settings, |
| 269 | &cmd_length_in_bytes, &j, &list); |
| 270 | if (rc < 0) { |
| 271 | pr_err("%s:%d :Error: Failed in random read %d\n", |
| 272 | __func__, __LINE__, rc); |
| 273 | return rc; |
| 274 | } |
| 275 | |
| 276 | cmd_buf += cmd_length_in_bytes / |
| 277 | sizeof(uint32_t); |
| 278 | byte_cnt += cmd_length_in_bytes; |
| 279 | break; |
| 280 | } |
| 281 | case CAMERA_SENSOR_CMD_TYPE_WAIT: { |
| 282 | if (generic_op_code == |
| 283 | CAMERA_SENSOR_WAIT_OP_HW_UCND || |
| 284 | generic_op_code == |
| 285 | CAMERA_SENSOR_WAIT_OP_SW_UCND) { |
| 286 | |
| 287 | rc = cam_sensor_handle_delay( |
| 288 | &cmd_buf, generic_op_code, |
| 289 | i2c_reg_settings, j, &byte_cnt, |
| 290 | list); |
| 291 | if (rc < 0) { |
| 292 | pr_err("%s:%d :Error: Failed in handling delay %d\n", |
| 293 | __func__, __LINE__, rc); |
| 294 | return rc; |
| 295 | } |
| 296 | |
| 297 | } else if (generic_op_code == |
| 298 | CAMERA_SENSOR_WAIT_OP_COND) { |
| 299 | rc = cam_sensor_handle_poll( |
| 300 | &cmd_buf, i2c_reg_settings, |
| 301 | &byte_cnt, &j, &list); |
| 302 | if (rc < 0) { |
| 303 | pr_err("%s:%d :Error: Failed in random read %d\n", |
| 304 | __func__, __LINE__, rc); |
| 305 | return rc; |
| 306 | } |
| 307 | } else { |
| 308 | pr_err("%s: %d Wrong Wait Command: %d\n", |
| 309 | __func__, __LINE__, |
| 310 | generic_op_code); |
| 311 | return -EINVAL; |
| 312 | } |
| 313 | break; |
| 314 | } |
| 315 | default: |
| 316 | pr_err("%s:%d Invalid Command Type:%d\n", |
| 317 | __func__, __LINE__, cmm_hdr->cmd_type); |
| 318 | return -EINVAL; |
| 319 | } |
| 320 | } |
| 321 | i2c_reg_settings->is_settings_valid = 1; |
| 322 | } |
| 323 | |
| 324 | return rc; |
| 325 | } |
| 326 | |
| 327 | int32_t msm_camera_fill_vreg_params(struct camera_vreg_t *cam_vreg, |
| 328 | int num_vreg, struct cam_sensor_power_setting *power_setting, |
| 329 | uint16_t power_setting_size) |
| 330 | { |
| 331 | int32_t rc = 0, j = 0, i = 0; |
| 332 | |
| 333 | /* Validate input parameters */ |
| 334 | if (!cam_vreg || !power_setting) { |
| 335 | pr_err("%s:%d failed: cam_vreg %pK power_setting %pK", __func__, |
| 336 | __LINE__, cam_vreg, power_setting); |
| 337 | return -EINVAL; |
| 338 | } |
| 339 | |
| 340 | /* Validate size of num_vreg */ |
| 341 | if (num_vreg <= 0) { |
| 342 | pr_err("failed: num_vreg %d", num_vreg); |
| 343 | return -EINVAL; |
| 344 | } |
| 345 | |
| 346 | for (i = 0; i < power_setting_size; i++) { |
| 347 | switch (power_setting[i].seq_type) { |
| 348 | case SENSOR_VDIG: |
| 349 | for (j = 0; j < num_vreg; j++) { |
| 350 | if (!strcmp(cam_vreg[j].reg_name, "cam_vdig")) { |
| 351 | CDBG("%s:%d i %d j %d cam_vdig\n", |
| 352 | __func__, __LINE__, i, j); |
| 353 | power_setting[i].seq_val = j; |
| 354 | if (VALIDATE_VOLTAGE( |
| 355 | cam_vreg[j].min_voltage, |
| 356 | cam_vreg[j].max_voltage, |
| 357 | power_setting[i].config_val)) { |
| 358 | cam_vreg[j].min_voltage = |
| 359 | cam_vreg[j].max_voltage = |
| 360 | power_setting[i].config_val; |
| 361 | } |
| 362 | break; |
| 363 | } |
| 364 | } |
| 365 | if (j == num_vreg) |
| 366 | power_setting[i].seq_val = INVALID_VREG; |
| 367 | break; |
| 368 | |
| 369 | case SENSOR_VIO: |
| 370 | for (j = 0; j < num_vreg; j++) { |
| 371 | if (!strcmp(cam_vreg[j].reg_name, "cam_vio")) { |
| 372 | CDBG("%s:%d i %d j %d cam_vio\n", |
| 373 | __func__, __LINE__, i, j); |
| 374 | power_setting[i].seq_val = j; |
| 375 | if (VALIDATE_VOLTAGE( |
| 376 | cam_vreg[j].min_voltage, |
| 377 | cam_vreg[j].max_voltage, |
| 378 | power_setting[i].config_val)) { |
| 379 | cam_vreg[j].min_voltage = |
| 380 | cam_vreg[j].max_voltage = |
| 381 | power_setting[i].config_val; |
| 382 | } |
| 383 | break; |
| 384 | } |
| 385 | } |
| 386 | if (j == num_vreg) |
| 387 | power_setting[i].seq_val = INVALID_VREG; |
| 388 | break; |
| 389 | |
| 390 | case SENSOR_VANA: |
| 391 | for (j = 0; j < num_vreg; j++) { |
| 392 | if (!strcmp(cam_vreg[j].reg_name, "cam_vana")) { |
| 393 | CDBG("%s:%d i %d j %d cam_vana\n", |
| 394 | __func__, __LINE__, i, j); |
| 395 | power_setting[i].seq_val = j; |
| 396 | if (VALIDATE_VOLTAGE( |
| 397 | cam_vreg[j].min_voltage, |
| 398 | cam_vreg[j].max_voltage, |
| 399 | power_setting[i].config_val)) { |
| 400 | cam_vreg[j].min_voltage = |
| 401 | cam_vreg[j].max_voltage = |
| 402 | power_setting[i].config_val; |
| 403 | } |
| 404 | break; |
| 405 | } |
| 406 | } |
| 407 | if (j == num_vreg) |
| 408 | power_setting[i].seq_val = INVALID_VREG; |
| 409 | break; |
| 410 | |
| 411 | case SENSOR_VAF: |
| 412 | for (j = 0; j < num_vreg; j++) { |
| 413 | if (!strcmp(cam_vreg[j].reg_name, "cam_vaf")) { |
| 414 | CDBG("%s:%d i %d j %d cam_vaf\n", |
| 415 | __func__, __LINE__, i, j); |
| 416 | power_setting[i].seq_val = j; |
| 417 | if (VALIDATE_VOLTAGE( |
| 418 | cam_vreg[j].min_voltage, |
| 419 | cam_vreg[j].max_voltage, |
| 420 | power_setting[i].config_val)) { |
| 421 | cam_vreg[j].min_voltage = |
| 422 | cam_vreg[j].max_voltage = |
| 423 | power_setting[i].config_val; |
| 424 | } |
| 425 | break; |
| 426 | } |
| 427 | } |
| 428 | if (j == num_vreg) |
| 429 | power_setting[i].seq_val = INVALID_VREG; |
| 430 | break; |
| 431 | |
| 432 | case SENSOR_CUSTOM_REG1: |
| 433 | for (j = 0; j < num_vreg; j++) { |
| 434 | if (!strcmp(cam_vreg[j].reg_name, |
| 435 | "cam_v_custom1")) { |
| 436 | CDBG("%s:%d i %d j %d cam_vcustom1\n", |
| 437 | __func__, __LINE__, i, j); |
| 438 | power_setting[i].seq_val = j; |
| 439 | if (VALIDATE_VOLTAGE( |
| 440 | cam_vreg[j].min_voltage, |
| 441 | cam_vreg[j].max_voltage, |
| 442 | power_setting[i].config_val)) { |
| 443 | cam_vreg[j].min_voltage = |
| 444 | cam_vreg[j].max_voltage = |
| 445 | power_setting[i].config_val; |
| 446 | } |
| 447 | break; |
| 448 | } |
| 449 | } |
| 450 | if (j == num_vreg) |
| 451 | power_setting[i].seq_val = INVALID_VREG; |
| 452 | break; |
| 453 | case SENSOR_CUSTOM_REG2: |
| 454 | for (j = 0; j < num_vreg; j++) { |
| 455 | if (!strcmp(cam_vreg[j].reg_name, |
| 456 | "cam_v_custom2")) { |
| 457 | CDBG("%s:%d i %d j %d cam_vcustom2\n", |
| 458 | __func__, __LINE__, i, j); |
| 459 | power_setting[i].seq_val = j; |
| 460 | if (VALIDATE_VOLTAGE( |
| 461 | cam_vreg[j].min_voltage, |
| 462 | cam_vreg[j].max_voltage, |
| 463 | power_setting[i].config_val)) { |
| 464 | cam_vreg[j].min_voltage = |
| 465 | cam_vreg[j].max_voltage = |
| 466 | power_setting[i].config_val; |
| 467 | } |
| 468 | break; |
| 469 | } |
| 470 | } |
| 471 | if (j == num_vreg) |
| 472 | power_setting[i].seq_val = INVALID_VREG; |
| 473 | break; |
| 474 | |
| 475 | default: { |
| 476 | pr_err("%s:%d invalid seq_val %d\n", __func__, |
| 477 | __LINE__, power_setting[i].seq_val); |
| 478 | break; |
| 479 | } |
| 480 | } |
| 481 | } |
| 482 | |
| 483 | return rc; |
| 484 | } |
| 485 | |
| 486 | int32_t msm_camera_get_dt_gpio_req_tbl(struct device_node *of_node, |
| 487 | struct msm_camera_gpio_conf *gconf, uint16_t *gpio_array, |
| 488 | uint16_t gpio_array_size) |
| 489 | { |
| 490 | int32_t rc = 0, i = 0; |
| 491 | uint32_t count = 0, *val_array = NULL; |
| 492 | |
| 493 | if (!of_get_property(of_node, "qcom,gpio-req-tbl-num", &count)) |
| 494 | return 0; |
| 495 | |
| 496 | count /= sizeof(uint32_t); |
| 497 | if (!count) { |
| 498 | pr_err("%s qcom,gpio-req-tbl-num 0\n", __func__); |
| 499 | return 0; |
| 500 | } |
| 501 | |
| 502 | val_array = kcalloc(count, sizeof(uint32_t), GFP_KERNEL); |
| 503 | if (!val_array) |
| 504 | return -ENOMEM; |
| 505 | |
| 506 | gconf->cam_gpio_req_tbl = kcalloc(count, sizeof(struct gpio), |
| 507 | GFP_KERNEL); |
| 508 | if (!gconf->cam_gpio_req_tbl) { |
| 509 | rc = -ENOMEM; |
| 510 | goto free_val_array; |
| 511 | } |
| 512 | gconf->cam_gpio_req_tbl_size = count; |
| 513 | |
| 514 | rc = of_property_read_u32_array(of_node, "qcom,gpio-req-tbl-num", |
| 515 | val_array, count); |
| 516 | if (rc < 0) { |
| 517 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 518 | goto free_gpio_req_tbl; |
| 519 | } |
| 520 | |
| 521 | for (i = 0; i < count; i++) { |
| 522 | if (val_array[i] >= gpio_array_size) { |
| 523 | pr_err("%s gpio req tbl index %d invalid\n", |
| 524 | __func__, val_array[i]); |
| 525 | return -EINVAL; |
| 526 | } |
| 527 | gconf->cam_gpio_req_tbl[i].gpio = gpio_array[val_array[i]]; |
| 528 | CDBG("%s cam_gpio_req_tbl[%d].gpio = %d\n", __func__, i, |
| 529 | gconf->cam_gpio_req_tbl[i].gpio); |
| 530 | } |
| 531 | |
| 532 | rc = of_property_read_u32_array(of_node, "qcom,gpio-req-tbl-flags", |
| 533 | val_array, count); |
| 534 | if (rc < 0) { |
| 535 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 536 | goto free_gpio_req_tbl; |
| 537 | } |
| 538 | |
| 539 | for (i = 0; i < count; i++) { |
| 540 | gconf->cam_gpio_req_tbl[i].flags = val_array[i]; |
| 541 | CDBG("%s cam_gpio_req_tbl[%d].flags = %ld\n", __func__, i, |
| 542 | gconf->cam_gpio_req_tbl[i].flags); |
| 543 | } |
| 544 | |
| 545 | for (i = 0; i < count; i++) { |
| 546 | rc = of_property_read_string_index(of_node, |
| 547 | "qcom,gpio-req-tbl-label", i, |
| 548 | &gconf->cam_gpio_req_tbl[i].label); |
| 549 | CDBG("%s cam_gpio_req_tbl[%d].label = %s\n", __func__, i, |
| 550 | gconf->cam_gpio_req_tbl[i].label); |
| 551 | if (rc < 0) { |
| 552 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 553 | goto free_gpio_req_tbl; |
| 554 | } |
| 555 | } |
| 556 | |
| 557 | kfree(val_array); |
| 558 | |
| 559 | return rc; |
| 560 | |
| 561 | free_gpio_req_tbl: |
| 562 | kfree(gconf->cam_gpio_req_tbl); |
| 563 | free_val_array: |
| 564 | kfree(val_array); |
| 565 | gconf->cam_gpio_req_tbl_size = 0; |
| 566 | |
| 567 | return rc; |
| 568 | } |
| 569 | |
| 570 | int msm_camera_init_gpio_pin_tbl(struct device_node *of_node, |
| 571 | struct msm_camera_gpio_conf *gconf, uint16_t *gpio_array, |
| 572 | uint16_t gpio_array_size) |
| 573 | { |
| 574 | int rc = 0, val = 0; |
| 575 | |
| 576 | gconf->gpio_num_info = kzalloc(sizeof(struct msm_camera_gpio_num_info), |
| 577 | GFP_KERNEL); |
| 578 | if (!gconf->gpio_num_info) |
| 579 | return -ENOMEM; |
| 580 | |
| 581 | rc = of_property_read_u32(of_node, "qcom,gpio-vana", &val); |
| 582 | if (rc != -EINVAL) { |
| 583 | if (rc < 0) { |
| 584 | pr_err("%s:%d read qcom,gpio-vana failed rc %d\n", |
| 585 | __func__, __LINE__, rc); |
| 586 | goto free_gpio_info; |
| 587 | } else if (val >= gpio_array_size) { |
| 588 | pr_err("%s:%d qcom,gpio-vana invalid %d\n", |
| 589 | __func__, __LINE__, val); |
| 590 | rc = -EINVAL; |
| 591 | goto free_gpio_info; |
| 592 | } |
| 593 | gconf->gpio_num_info->gpio_num[SENSOR_VANA] = |
| 594 | gpio_array[val]; |
| 595 | gconf->gpio_num_info->valid[SENSOR_VANA] = 1; |
| 596 | CDBG("%s qcom,gpio-vana %d\n", __func__, |
| 597 | gconf->gpio_num_info->gpio_num[SENSOR_VANA]); |
| 598 | } |
| 599 | |
| 600 | rc = of_property_read_u32(of_node, "qcom,gpio-vio", &val); |
| 601 | if (rc != -EINVAL) { |
| 602 | if (rc < 0) { |
| 603 | pr_err("%s:%d read qcom,gpio-vio failed rc %d\n", |
| 604 | __func__, __LINE__, rc); |
| 605 | goto free_gpio_info; |
| 606 | } else if (val >= gpio_array_size) { |
| 607 | pr_err("%s:%d qcom,gpio-vio invalid %d\n", |
| 608 | __func__, __LINE__, val); |
| 609 | goto free_gpio_info; |
| 610 | } |
| 611 | gconf->gpio_num_info->gpio_num[SENSOR_VIO] = |
| 612 | gpio_array[val]; |
| 613 | gconf->gpio_num_info->valid[SENSOR_VIO] = 1; |
| 614 | CDBG("%s qcom,gpio-vio %d\n", __func__, |
| 615 | gconf->gpio_num_info->gpio_num[SENSOR_VIO]); |
| 616 | } |
| 617 | |
| 618 | rc = of_property_read_u32(of_node, "qcom,gpio-vaf", &val); |
| 619 | if (rc != -EINVAL) { |
| 620 | if (rc < 0) { |
| 621 | pr_err("%s:%d read qcom,gpio-vaf failed rc %d\n", |
| 622 | __func__, __LINE__, rc); |
| 623 | goto free_gpio_info; |
| 624 | } else if (val >= gpio_array_size) { |
| 625 | pr_err("%s:%d qcom,gpio-vaf invalid %d\n", |
| 626 | __func__, __LINE__, val); |
| 627 | rc = -EINVAL; |
| 628 | goto free_gpio_info; |
| 629 | } |
| 630 | gconf->gpio_num_info->gpio_num[SENSOR_VAF] = |
| 631 | gpio_array[val]; |
| 632 | gconf->gpio_num_info->valid[SENSOR_VAF] = 1; |
| 633 | CDBG("%s qcom,gpio-vaf %d\n", __func__, |
| 634 | gconf->gpio_num_info->gpio_num[SENSOR_VAF]); |
| 635 | } |
| 636 | |
| 637 | rc = of_property_read_u32(of_node, "qcom,gpio-vdig", &val); |
| 638 | if (rc != -EINVAL) { |
| 639 | if (rc < 0) { |
| 640 | pr_err("%s:%d read qcom,gpio-vdig failed rc %d\n", |
| 641 | __func__, __LINE__, rc); |
| 642 | goto free_gpio_info; |
| 643 | } else if (val >= gpio_array_size) { |
| 644 | pr_err("%s:%d qcom,gpio-vdig invalid %d\n", |
| 645 | __func__, __LINE__, val); |
| 646 | rc = -EINVAL; |
| 647 | goto free_gpio_info; |
| 648 | } |
| 649 | gconf->gpio_num_info->gpio_num[SENSOR_VDIG] = |
| 650 | gpio_array[val]; |
| 651 | gconf->gpio_num_info->valid[SENSOR_VDIG] = 1; |
| 652 | CDBG("%s qcom,gpio-vdig %d\n", __func__, |
| 653 | gconf->gpio_num_info->gpio_num[SENSOR_VDIG]); |
| 654 | } |
| 655 | |
| 656 | rc = of_property_read_u32(of_node, "qcom,gpio-reset", &val); |
| 657 | if (rc != -EINVAL) { |
| 658 | if (rc < 0) { |
| 659 | pr_err("%s:%d read qcom,gpio-reset failed rc %d\n", |
| 660 | __func__, __LINE__, rc); |
| 661 | goto free_gpio_info; |
| 662 | } else if (val >= gpio_array_size) { |
| 663 | pr_err("%s:%d qcom,gpio-reset invalid %d\n", |
| 664 | __func__, __LINE__, val); |
| 665 | rc = -EINVAL; |
| 666 | goto free_gpio_info; |
| 667 | } |
| 668 | gconf->gpio_num_info->gpio_num[SENSOR_RESET] = |
| 669 | gpio_array[val]; |
| 670 | gconf->gpio_num_info->valid[SENSOR_RESET] = 1; |
| 671 | CDBG("%s qcom,gpio-reset %d\n", __func__, |
| 672 | gconf->gpio_num_info->gpio_num[SENSOR_RESET]); |
| 673 | } |
| 674 | |
| 675 | rc = of_property_read_u32(of_node, "qcom,gpio-standby", &val); |
| 676 | if (rc != -EINVAL) { |
| 677 | if (rc < 0) { |
| 678 | pr_err("%s:%d read qcom,gpio-standby failed rc %d\n", |
| 679 | __func__, __LINE__, rc); |
| 680 | goto free_gpio_info; |
| 681 | } else if (val >= gpio_array_size) { |
| 682 | pr_err("%s:%d qcom,gpio-standby invalid %d\n", |
| 683 | __func__, __LINE__, val); |
| 684 | rc = -EINVAL; |
| 685 | goto free_gpio_info; |
| 686 | } |
| 687 | gconf->gpio_num_info->gpio_num[SENSOR_STANDBY] = |
| 688 | gpio_array[val]; |
| 689 | gconf->gpio_num_info->valid[SENSOR_STANDBY] = 1; |
| 690 | CDBG("%s qcom,gpio-standby %d\n", __func__, |
| 691 | gconf->gpio_num_info->gpio_num[SENSOR_STANDBY]); |
| 692 | } |
| 693 | |
| 694 | rc = of_property_read_u32(of_node, "qcom,gpio-af-pwdm", &val); |
| 695 | if (rc != -EINVAL) { |
| 696 | if (rc < 0) { |
| 697 | pr_err("%s:%d read qcom,gpio-af-pwdm failed rc %d\n", |
| 698 | __func__, __LINE__, rc); |
| 699 | goto free_gpio_info; |
| 700 | } else if (val >= gpio_array_size) { |
| 701 | pr_err("%s:%d qcom,gpio-af-pwdm invalid %d\n", |
| 702 | __func__, __LINE__, val); |
| 703 | rc = -EINVAL; |
| 704 | goto free_gpio_info; |
| 705 | } |
| 706 | gconf->gpio_num_info->gpio_num[SENSOR_VAF_PWDM] = |
| 707 | gpio_array[val]; |
| 708 | gconf->gpio_num_info->valid[SENSOR_VAF_PWDM] = 1; |
| 709 | CDBG("%s qcom,gpio-af-pwdm %d\n", __func__, |
| 710 | gconf->gpio_num_info->gpio_num[SENSOR_VAF_PWDM]); |
| 711 | } |
| 712 | |
| 713 | rc = of_property_read_u32(of_node, "qcom,gpio-custom1", &val); |
| 714 | if (rc != -EINVAL) { |
| 715 | if (rc < 0) { |
| 716 | pr_err("%s:%d read qcom,gpio-custom1 failed rc %d\n", |
| 717 | __func__, __LINE__, rc); |
| 718 | goto free_gpio_info; |
| 719 | } else if (val >= gpio_array_size) { |
| 720 | pr_err("%s:%d qcom,gpio-custom1 invalid %d\n", |
| 721 | __func__, __LINE__, val); |
| 722 | rc = -EINVAL; |
| 723 | goto free_gpio_info; |
| 724 | } |
| 725 | gconf->gpio_num_info->gpio_num[SENSOR_CUSTOM_GPIO1] = |
| 726 | gpio_array[val]; |
| 727 | gconf->gpio_num_info->valid[SENSOR_CUSTOM_GPIO1] = 1; |
| 728 | CDBG("%s qcom,gpio-custom1 %d\n", __func__, |
| 729 | gconf->gpio_num_info->gpio_num[SENSOR_CUSTOM_GPIO1]); |
| 730 | } |
| 731 | |
| 732 | rc = of_property_read_u32(of_node, "qcom,gpio-custom2", &val); |
| 733 | if (rc != -EINVAL) { |
| 734 | if (rc < 0) { |
| 735 | pr_err("%s:%d read qcom,gpio-custom2 failed rc %d\n", |
| 736 | __func__, __LINE__, rc); |
| 737 | goto free_gpio_info; |
| 738 | } else if (val >= gpio_array_size) { |
| 739 | pr_err("%s:%d qcom,gpio-custom2 invalid %d\n", |
| 740 | __func__, __LINE__, val); |
| 741 | rc = -EINVAL; |
| 742 | goto free_gpio_info; |
| 743 | } |
| 744 | gconf->gpio_num_info->gpio_num[SENSOR_CUSTOM_GPIO2] = |
| 745 | gpio_array[val]; |
| 746 | gconf->gpio_num_info->valid[SENSOR_CUSTOM_GPIO2] = 1; |
| 747 | CDBG("%s qcom,gpio-custom2 %d\n", __func__, |
| 748 | gconf->gpio_num_info->gpio_num[SENSOR_CUSTOM_GPIO2]); |
| 749 | } else { |
| 750 | rc = 0; |
| 751 | } |
| 752 | |
| 753 | return rc; |
| 754 | |
| 755 | free_gpio_info: |
| 756 | kfree(gconf->gpio_num_info); |
| 757 | gconf->gpio_num_info = NULL; |
| 758 | return rc; |
| 759 | } |
| 760 | |
| 761 | int cam_sensor_get_dt_vreg_data(struct device_node *of_node, |
| 762 | struct camera_vreg_t **cam_vreg, int *num_vreg) |
| 763 | { |
| 764 | int rc = 0, i = 0; |
| 765 | int32_t count = 0; |
| 766 | uint32_t *vreg_array = NULL; |
| 767 | struct camera_vreg_t *vreg = NULL; |
| 768 | |
| 769 | count = of_property_count_strings(of_node, "qcom,cam-vreg-name"); |
| 770 | CDBG("%s qcom,cam-vreg-name count %d\n", __func__, count); |
| 771 | |
| 772 | if (!count || (count == -EINVAL)) { |
| 773 | pr_err("%s:%d number of entries is 0 or not present in dts\n", |
| 774 | __func__, __LINE__); |
| 775 | *num_vreg = 0; |
| 776 | return 0; |
| 777 | } |
| 778 | |
| 779 | vreg = kcalloc(count, sizeof(*vreg), GFP_KERNEL); |
| 780 | if (!vreg) |
| 781 | return -ENOMEM; |
| 782 | |
| 783 | *cam_vreg = vreg; |
| 784 | *num_vreg = count; |
| 785 | for (i = 0; i < count; i++) { |
| 786 | rc = of_property_read_string_index(of_node, |
| 787 | "qcom,cam-vreg-name", i, |
| 788 | &vreg[i].reg_name); |
| 789 | CDBG("%s reg_name[%d] = %s\n", __func__, i, |
| 790 | vreg[i].reg_name); |
| 791 | if (rc < 0) { |
| 792 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 793 | goto free_vreg; |
| 794 | } |
| 795 | } |
| 796 | |
| 797 | vreg_array = kcalloc(count, sizeof(uint32_t), GFP_KERNEL); |
| 798 | if (!vreg_array) { |
| 799 | rc = -ENOMEM; |
| 800 | goto free_vreg; |
| 801 | } |
| 802 | |
| 803 | for (i = 0; i < count; i++) |
| 804 | vreg[i].type = VREG_TYPE_DEFAULT; |
| 805 | |
| 806 | rc = of_property_read_u32_array(of_node, "qcom,cam-vreg-type", |
| 807 | vreg_array, count); |
| 808 | if (rc != -EINVAL) { |
| 809 | if (rc < 0) { |
| 810 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 811 | goto free_vreg_array; |
| 812 | } else { |
| 813 | for (i = 0; i < count; i++) { |
| 814 | vreg[i].type = vreg_array[i]; |
| 815 | CDBG("%s cam_vreg[%d].type = %d\n", |
| 816 | __func__, i, vreg[i].type); |
| 817 | } |
| 818 | } |
| 819 | } else { |
| 820 | CDBG("%s:%d no qcom,cam-vreg-type entries in dts\n", |
| 821 | __func__, __LINE__); |
| 822 | rc = 0; |
| 823 | } |
| 824 | |
| 825 | rc = of_property_read_u32_array(of_node, "qcom,cam-vreg-min-voltage", |
| 826 | vreg_array, count); |
| 827 | if (rc != -EINVAL) { |
| 828 | if (rc < 0) { |
| 829 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 830 | goto free_vreg_array; |
| 831 | } else { |
| 832 | for (i = 0; i < count; i++) { |
| 833 | vreg[i].min_voltage = vreg_array[i]; |
| 834 | CDBG("%s cam_vreg[%d].min_voltage = %d\n", |
| 835 | __func__, i, vreg[i].min_voltage); |
| 836 | } |
| 837 | } |
| 838 | } else { |
| 839 | CDBG("%s:%d no qcom,cam-vreg-min-voltage entries in dts\n", |
| 840 | __func__, __LINE__); |
| 841 | rc = 0; |
| 842 | } |
| 843 | |
| 844 | rc = of_property_read_u32_array(of_node, "qcom,cam-vreg-max-voltage", |
| 845 | vreg_array, count); |
| 846 | if (rc != -EINVAL) { |
| 847 | if (rc < 0) { |
| 848 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 849 | goto free_vreg_array; |
| 850 | } else { |
| 851 | for (i = 0; i < count; i++) { |
| 852 | vreg[i].max_voltage = vreg_array[i]; |
| 853 | CDBG("%s cam_vreg[%d].max_voltage = %d\n", |
| 854 | __func__, i, vreg[i].max_voltage); |
| 855 | } |
| 856 | } |
| 857 | } else { |
| 858 | CDBG("%s:%d no qcom,cam-vreg-max-voltage entries in dts\n", |
| 859 | __func__, __LINE__); |
| 860 | rc = 0; |
| 861 | } |
| 862 | |
| 863 | rc = of_property_read_u32_array(of_node, "qcom,cam-vreg-op-mode", |
| 864 | vreg_array, count); |
| 865 | if (rc != -EINVAL) { |
| 866 | if (rc < 0) { |
| 867 | pr_err("%s failed %d\n", __func__, __LINE__); |
| 868 | goto free_vreg_array; |
| 869 | } else { |
| 870 | for (i = 0; i < count; i++) { |
| 871 | vreg[i].op_mode = vreg_array[i]; |
| 872 | CDBG("%s cam_vreg[%d].op_mode = %d\n", |
| 873 | __func__, i, vreg[i].op_mode); |
| 874 | } |
| 875 | } |
| 876 | } else { |
| 877 | CDBG("%s:%d no qcom,cam-vreg-op-mode entries in dts\n", |
| 878 | __func__, __LINE__); |
| 879 | rc = 0; |
| 880 | } |
| 881 | |
| 882 | kfree(vreg_array); |
| 883 | |
| 884 | return rc; |
| 885 | |
| 886 | free_vreg_array: |
| 887 | kfree(vreg_array); |
| 888 | free_vreg: |
| 889 | kfree(vreg); |
| 890 | *num_vreg = 0; |
| 891 | |
| 892 | return rc; |
| 893 | } |
| 894 | |
| 895 | int msm_camera_pinctrl_init( |
| 896 | struct msm_pinctrl_info *sensor_pctrl, struct device *dev) { |
| 897 | |
| 898 | sensor_pctrl->pinctrl = devm_pinctrl_get(dev); |
| 899 | if (IS_ERR_OR_NULL(sensor_pctrl->pinctrl)) { |
| 900 | pr_err("%s:%d Getting pinctrl handle failed\n", |
| 901 | __func__, __LINE__); |
| 902 | return -EINVAL; |
| 903 | } |
| 904 | sensor_pctrl->gpio_state_active = |
| 905 | pinctrl_lookup_state(sensor_pctrl->pinctrl, |
| 906 | CAM_SENSOR_PINCTRL_STATE_DEFAULT); |
| 907 | if (IS_ERR_OR_NULL(sensor_pctrl->gpio_state_active)) { |
| 908 | pr_err("%s:%d Failed to get the active state pinctrl handle\n", |
| 909 | __func__, __LINE__); |
| 910 | return -EINVAL; |
| 911 | } |
| 912 | sensor_pctrl->gpio_state_suspend |
| 913 | = pinctrl_lookup_state(sensor_pctrl->pinctrl, |
| 914 | CAM_SENSOR_PINCTRL_STATE_SLEEP); |
| 915 | if (IS_ERR_OR_NULL(sensor_pctrl->gpio_state_suspend)) { |
| 916 | pr_err("%s:%d Failed to get the suspend state pinctrl handle\n", |
| 917 | __func__, __LINE__); |
| 918 | return -EINVAL; |
| 919 | } |
| 920 | return 0; |
| 921 | } |
| 922 | |
| 923 | int msm_cam_sensor_handle_reg_gpio(int seq_type, |
| 924 | struct msm_camera_gpio_conf *gconf, int val) |
| 925 | { |
| 926 | |
| 927 | int gpio_offset = -1; |
| 928 | |
| 929 | if (!gconf) { |
| 930 | pr_err("ERR:%s: Input Parameters are not proper\n", __func__); |
| 931 | return -EINVAL; |
| 932 | } |
| 933 | CDBG("%s: %d Seq type: %d, config: %d", __func__, __LINE__, |
| 934 | seq_type, val); |
| 935 | |
| 936 | gpio_offset = seq_type; |
| 937 | |
| 938 | if ((gconf->gpio_num_info->valid[gpio_offset] == 1)) { |
| 939 | CDBG("%s: %d VALID GPIO offset: %d, seqtype: %d\n", |
| 940 | __func__, __LINE__, gpio_offset, seq_type); |
| 941 | gpio_set_value_cansleep( |
| 942 | gconf->gpio_num_info->gpio_num |
| 943 | [gpio_offset], val); |
| 944 | } |
| 945 | |
| 946 | return 0; |
| 947 | } |
| 948 | |
| 949 | int32_t msm_sensor_driver_get_gpio_data( |
| 950 | struct msm_camera_gpio_conf **gpio_conf, |
| 951 | struct device_node *of_node) |
| 952 | { |
| 953 | int32_t rc = 0, i = 0; |
| 954 | uint16_t *gpio_array = NULL; |
| 955 | int16_t gpio_array_size = 0; |
| 956 | struct msm_camera_gpio_conf *gconf = NULL; |
| 957 | |
| 958 | /* Validate input parameters */ |
| 959 | if (!of_node) { |
| 960 | pr_err("failed: invalid param of_node %pK", of_node); |
| 961 | return -EINVAL; |
| 962 | } |
| 963 | |
| 964 | gpio_array_size = of_gpio_count(of_node); |
| 965 | CDBG("gpio count %d\n", gpio_array_size); |
| 966 | if (gpio_array_size <= 0) |
| 967 | return 0; |
| 968 | |
| 969 | gconf = kzalloc(sizeof(*gconf), GFP_KERNEL); |
| 970 | if (!gconf) |
| 971 | return -ENOMEM; |
| 972 | |
| 973 | *gpio_conf = gconf; |
| 974 | |
| 975 | gpio_array = kcalloc(gpio_array_size, sizeof(uint16_t), GFP_KERNEL); |
| 976 | if (!gpio_array) |
| 977 | goto free_gpio_conf; |
| 978 | |
| 979 | for (i = 0; i < gpio_array_size; i++) { |
| 980 | gpio_array[i] = of_get_gpio(of_node, i); |
| 981 | CDBG("gpio_array[%d] = %d", i, gpio_array[i]); |
| 982 | } |
| 983 | rc = msm_camera_get_dt_gpio_req_tbl(of_node, gconf, gpio_array, |
| 984 | gpio_array_size); |
| 985 | if (rc < 0) { |
| 986 | pr_err("failed in msm_camera_get_dt_gpio_req_tbl\n"); |
| 987 | goto free_gpio_array; |
| 988 | } |
| 989 | |
| 990 | rc = msm_camera_init_gpio_pin_tbl(of_node, gconf, gpio_array, |
| 991 | gpio_array_size); |
| 992 | if (rc < 0) { |
| 993 | pr_err("failed in msm_camera_init_gpio_pin_tbl\n"); |
| 994 | goto free_gpio_req_tbl; |
| 995 | } |
| 996 | kfree(gpio_array); |
| 997 | |
| 998 | return rc; |
| 999 | |
| 1000 | free_gpio_req_tbl: |
| 1001 | kfree(gconf->cam_gpio_req_tbl); |
| 1002 | free_gpio_array: |
| 1003 | kfree(gpio_array); |
| 1004 | free_gpio_conf: |
| 1005 | kfree(gconf); |
| 1006 | *gpio_conf = NULL; |
| 1007 | |
| 1008 | return rc; |
| 1009 | } |
| 1010 | |
| 1011 | int cam_sensor_core_power_up(struct cam_sensor_power_ctrl_t *ctrl) |
| 1012 | { |
| 1013 | int rc = 0, index = 0, no_gpio = 0, ret = 0, num_vreg, j = 0; |
| 1014 | struct cam_sensor_power_setting *power_setting = NULL; |
| 1015 | struct camera_vreg_t *cam_vreg; |
| 1016 | |
| 1017 | CDBG("%s:%d\n", __func__, __LINE__); |
| 1018 | if (!ctrl) { |
| 1019 | pr_err("failed ctrl %pK\n", ctrl); |
| 1020 | return -EINVAL; |
| 1021 | } |
| 1022 | |
| 1023 | cam_vreg = ctrl->cam_vreg; |
| 1024 | num_vreg = ctrl->num_vreg; |
| 1025 | |
| 1026 | if (ctrl->gpio_conf->cam_gpiomux_conf_tbl != NULL) |
| 1027 | CDBG("%s:%d mux install\n", __func__, __LINE__); |
| 1028 | |
| 1029 | ret = msm_camera_pinctrl_init(&(ctrl->pinctrl_info), ctrl->dev); |
| 1030 | if (ret < 0) { |
| 1031 | pr_err("%s:%d Initialization of pinctrl failed\n", |
| 1032 | __func__, __LINE__); |
| 1033 | ctrl->cam_pinctrl_status = 0; |
| 1034 | } else { |
| 1035 | ctrl->cam_pinctrl_status = 1; |
| 1036 | } |
| 1037 | rc = msm_camera_request_gpio_table( |
| 1038 | ctrl->gpio_conf->cam_gpio_req_tbl, |
| 1039 | ctrl->gpio_conf->cam_gpio_req_tbl_size, 1); |
| 1040 | if (rc < 0) |
| 1041 | no_gpio = rc; |
| 1042 | if (ctrl->cam_pinctrl_status) { |
| 1043 | ret = pinctrl_select_state(ctrl->pinctrl_info.pinctrl, |
| 1044 | ctrl->pinctrl_info.gpio_state_active); |
| 1045 | if (ret) |
| 1046 | pr_err("%s:%d cannot set pin to active state", |
| 1047 | __func__, __LINE__); |
| 1048 | } |
| 1049 | |
| 1050 | for (index = 0; index < ctrl->power_setting_size; index++) { |
| 1051 | CDBG("%s index %d\n", __func__, index); |
| 1052 | power_setting = &ctrl->power_setting[index]; |
| 1053 | |
| 1054 | switch (power_setting->seq_type) { |
| 1055 | case SENSOR_MCLK: |
| 1056 | if (power_setting->seq_val >= ctrl->clk_info_size) { |
| 1057 | pr_err("%s:%d :Error: clk index %d >= max %zu\n", |
| 1058 | __func__, __LINE__, |
| 1059 | power_setting->seq_val, |
| 1060 | ctrl->clk_info_size); |
| 1061 | goto power_up_failed; |
| 1062 | } |
| 1063 | for (j = 0; j < num_vreg; j++) { |
| 1064 | if (!strcmp(cam_vreg[j].reg_name, |
| 1065 | "cam_clk")) { |
| 1066 | CDBG("%s:%d Enable cam_clk: %d\n", |
| 1067 | __func__, __LINE__, j); |
| 1068 | msm_camera_config_single_vreg(ctrl->dev, |
| 1069 | &cam_vreg[j], |
| 1070 | (struct regulator **) |
| 1071 | &power_setting->data[0], |
| 1072 | 1); |
| 1073 | } |
| 1074 | } |
| 1075 | if (power_setting->config_val) |
| 1076 | ctrl->clk_info[power_setting->seq_val]. |
| 1077 | clk_rate = power_setting->config_val; |
| 1078 | rc = msm_camera_clk_enable(ctrl->dev, |
| 1079 | ctrl->clk_info, ctrl->clk_ptr, |
| 1080 | ctrl->clk_info_size, true); |
| 1081 | if (rc < 0) { |
| 1082 | pr_err("%s: clk enable failed\n", __func__); |
| 1083 | goto power_up_failed; |
| 1084 | } |
| 1085 | break; |
| 1086 | case SENSOR_RESET: |
| 1087 | case SENSOR_STANDBY: |
| 1088 | case SENSOR_CUSTOM_GPIO1: |
| 1089 | case SENSOR_CUSTOM_GPIO2: |
| 1090 | if (no_gpio) { |
| 1091 | pr_err("%s: request gpio failed\n", __func__); |
| 1092 | return no_gpio; |
| 1093 | } |
| 1094 | if (power_setting->seq_val >= CAM_VREG_MAX || |
| 1095 | !ctrl->gpio_conf->gpio_num_info) { |
| 1096 | pr_err("%s gpio index %d >= max %d\n", __func__, |
| 1097 | power_setting->seq_val, |
| 1098 | CAM_VREG_MAX); |
| 1099 | goto power_up_failed; |
| 1100 | } |
| 1101 | CDBG("%s:%d gpio set val %d\n", |
| 1102 | __func__, __LINE__, |
| 1103 | ctrl->gpio_conf->gpio_num_info->gpio_num |
| 1104 | [power_setting->seq_val]); |
| 1105 | |
| 1106 | rc = msm_cam_sensor_handle_reg_gpio( |
| 1107 | power_setting->seq_type, |
| 1108 | ctrl->gpio_conf, 1); |
| 1109 | if (rc < 0) { |
| 1110 | pr_err("ERR:%s Error in handling VREG GPIO\n", |
| 1111 | __func__); |
| 1112 | goto power_up_failed; |
| 1113 | } |
| 1114 | break; |
| 1115 | case SENSOR_VANA: |
| 1116 | case SENSOR_VDIG: |
| 1117 | case SENSOR_VIO: |
| 1118 | case SENSOR_VAF: |
| 1119 | case SENSOR_VAF_PWDM: |
| 1120 | case SENSOR_CUSTOM_REG1: |
| 1121 | case SENSOR_CUSTOM_REG2: |
| 1122 | if (power_setting->seq_val == INVALID_VREG) |
| 1123 | break; |
| 1124 | |
| 1125 | if (power_setting->seq_val >= CAM_VREG_MAX) { |
| 1126 | pr_err("%s vreg index %d >= max %d\n", __func__, |
| 1127 | power_setting->seq_val, |
| 1128 | CAM_VREG_MAX); |
| 1129 | goto power_up_failed; |
| 1130 | } |
| 1131 | if (power_setting->seq_val < ctrl->num_vreg) |
| 1132 | msm_camera_config_single_vreg(ctrl->dev, |
| 1133 | &ctrl->cam_vreg |
| 1134 | [power_setting->seq_val], |
| 1135 | (struct regulator **) |
| 1136 | &power_setting->data[0], |
| 1137 | 1); |
| 1138 | else |
| 1139 | pr_err("%s: %d usr_idx:%d dts_idx:%d\n", |
| 1140 | __func__, __LINE__, |
| 1141 | power_setting->seq_val, ctrl->num_vreg); |
| 1142 | |
| 1143 | rc = msm_cam_sensor_handle_reg_gpio( |
| 1144 | power_setting->seq_type, |
| 1145 | ctrl->gpio_conf, 1); |
| 1146 | if (rc < 0) { |
| 1147 | pr_err("ERR:%s Error in handling VREG GPIO\n", |
| 1148 | __func__); |
| 1149 | goto power_up_failed; |
| 1150 | } |
| 1151 | break; |
| 1152 | default: |
| 1153 | pr_err("%s error power seq type %d\n", __func__, |
| 1154 | power_setting->seq_type); |
| 1155 | break; |
| 1156 | } |
| 1157 | if (power_setting->delay > 20) |
| 1158 | msleep(power_setting->delay); |
| 1159 | else if (power_setting->delay) |
| 1160 | usleep_range(power_setting->delay * 1000, |
| 1161 | (power_setting->delay * 1000) + 1000); |
| 1162 | } |
| 1163 | |
| 1164 | return 0; |
| 1165 | power_up_failed: |
| 1166 | pr_err("%s:%d failed\n", __func__, __LINE__); |
| 1167 | for (index--; index >= 0; index--) { |
| 1168 | CDBG("%s index %d\n", __func__, index); |
| 1169 | power_setting = &ctrl->power_setting[index]; |
| 1170 | CDBG("%s type %d\n", __func__, power_setting->seq_type); |
| 1171 | switch (power_setting->seq_type) { |
| 1172 | case SENSOR_RESET: |
| 1173 | case SENSOR_STANDBY: |
| 1174 | case SENSOR_CUSTOM_GPIO1: |
| 1175 | case SENSOR_CUSTOM_GPIO2: |
| 1176 | if (!ctrl->gpio_conf->gpio_num_info) |
| 1177 | continue; |
| 1178 | if (!ctrl->gpio_conf->gpio_num_info->valid |
| 1179 | [power_setting->seq_val]) |
| 1180 | continue; |
| 1181 | gpio_set_value_cansleep( |
| 1182 | ctrl->gpio_conf->gpio_num_info->gpio_num |
| 1183 | [power_setting->seq_val], GPIOF_OUT_INIT_LOW); |
| 1184 | break; |
| 1185 | case SENSOR_VANA: |
| 1186 | case SENSOR_VDIG: |
| 1187 | case SENSOR_VIO: |
| 1188 | case SENSOR_VAF: |
| 1189 | case SENSOR_VAF_PWDM: |
| 1190 | case SENSOR_CUSTOM_REG1: |
| 1191 | case SENSOR_CUSTOM_REG2: |
| 1192 | if (power_setting->seq_val < ctrl->num_vreg) |
| 1193 | msm_camera_config_single_vreg(ctrl->dev, |
| 1194 | &ctrl->cam_vreg |
| 1195 | [power_setting->seq_val], |
| 1196 | (struct regulator **) |
| 1197 | &power_setting->data[0], |
| 1198 | 0); |
| 1199 | else |
| 1200 | pr_err("%s:%d:seq_val: %d > num_vreg: %d\n", |
| 1201 | __func__, __LINE__, |
| 1202 | power_setting->seq_val, ctrl->num_vreg); |
| 1203 | |
| 1204 | msm_cam_sensor_handle_reg_gpio(power_setting->seq_type, |
| 1205 | ctrl->gpio_conf, GPIOF_OUT_INIT_LOW); |
| 1206 | break; |
| 1207 | default: |
| 1208 | pr_err("%s error power seq type %d\n", __func__, |
| 1209 | power_setting->seq_type); |
| 1210 | break; |
| 1211 | } |
| 1212 | if (power_setting->delay > 20) { |
| 1213 | msleep(power_setting->delay); |
| 1214 | } else if (power_setting->delay) { |
| 1215 | usleep_range(power_setting->delay * 1000, |
| 1216 | (power_setting->delay * 1000) + 1000); |
| 1217 | } |
| 1218 | } |
| 1219 | if (ctrl->cam_pinctrl_status) { |
| 1220 | ret = pinctrl_select_state(ctrl->pinctrl_info.pinctrl, |
| 1221 | ctrl->pinctrl_info.gpio_state_suspend); |
| 1222 | if (ret) |
| 1223 | pr_err("%s:%d cannot set pin to suspend state\n", |
| 1224 | __func__, __LINE__); |
| 1225 | devm_pinctrl_put(ctrl->pinctrl_info.pinctrl); |
| 1226 | } |
| 1227 | ctrl->cam_pinctrl_status = 0; |
| 1228 | msm_camera_request_gpio_table( |
| 1229 | ctrl->gpio_conf->cam_gpio_req_tbl, |
| 1230 | ctrl->gpio_conf->cam_gpio_req_tbl_size, 0); |
| 1231 | |
| 1232 | return rc; |
| 1233 | } |
| 1234 | |
| 1235 | static struct cam_sensor_power_setting* |
| 1236 | msm_camera_get_power_settings(struct cam_sensor_power_ctrl_t *ctrl, |
| 1237 | enum msm_camera_power_seq_type seq_type, |
| 1238 | uint16_t seq_val) |
| 1239 | { |
| 1240 | struct cam_sensor_power_setting *power_setting, *ps = NULL; |
| 1241 | int idx; |
| 1242 | |
| 1243 | for (idx = 0; idx < ctrl->power_setting_size; idx++) { |
| 1244 | power_setting = &ctrl->power_setting[idx]; |
| 1245 | if (power_setting->seq_type == seq_type && |
| 1246 | power_setting->seq_val == seq_val) { |
| 1247 | ps = power_setting; |
| 1248 | return ps; |
| 1249 | } |
| 1250 | |
| 1251 | } |
| 1252 | |
| 1253 | return ps; |
| 1254 | } |
| 1255 | |
| 1256 | static int cam_config_mclk_reg(struct cam_sensor_power_ctrl_t *ctrl, |
| 1257 | int32_t index) |
| 1258 | { |
| 1259 | struct camera_vreg_t *cam_vreg; |
| 1260 | int32_t num_vreg = 0, j = 0, rc = 0, idx = 0; |
| 1261 | struct cam_sensor_power_setting *ps = NULL; |
| 1262 | struct cam_sensor_power_setting *pd = NULL; |
| 1263 | |
| 1264 | cam_vreg = ctrl->cam_vreg; |
| 1265 | num_vreg = ctrl->num_vreg; |
| 1266 | pd = &ctrl->power_down_setting[index]; |
| 1267 | |
| 1268 | for (j = 0; j < num_vreg; j++) { |
| 1269 | if (!strcmp(cam_vreg[j].reg_name, "cam_clk")) { |
| 1270 | |
| 1271 | ps = NULL; |
| 1272 | for (idx = 0; idx < |
| 1273 | ctrl->power_setting_size; idx++) { |
| 1274 | if (ctrl->power_setting[idx]. |
| 1275 | seq_type == pd->seq_type) { |
| 1276 | ps = &ctrl->power_setting[idx]; |
| 1277 | break; |
| 1278 | } |
| 1279 | } |
| 1280 | |
| 1281 | if (ps != NULL) |
| 1282 | msm_camera_config_single_vreg( |
| 1283 | ctrl->dev, |
| 1284 | &cam_vreg[j], |
| 1285 | (struct regulator **) |
| 1286 | &ps->data[0], 0); |
| 1287 | } |
| 1288 | } |
| 1289 | |
| 1290 | return rc; |
| 1291 | } |
| 1292 | |
| 1293 | int msm_camera_power_down(struct cam_sensor_power_ctrl_t *ctrl) |
| 1294 | { |
| 1295 | int index = 0, ret = 0, num_vreg = 0; |
| 1296 | struct cam_sensor_power_setting *pd = NULL; |
| 1297 | struct cam_sensor_power_setting *ps; |
| 1298 | struct camera_vreg_t *cam_vreg; |
| 1299 | |
| 1300 | CDBG("%s:%d\n", __func__, __LINE__); |
| 1301 | if (!ctrl) { |
| 1302 | pr_err("failed ctrl %pK\n", ctrl); |
| 1303 | return -EINVAL; |
| 1304 | } |
| 1305 | |
| 1306 | cam_vreg = ctrl->cam_vreg; |
| 1307 | num_vreg = ctrl->num_vreg; |
| 1308 | |
| 1309 | for (index = 0; index < ctrl->power_down_setting_size; index++) { |
| 1310 | CDBG("%s index %d\n", __func__, index); |
| 1311 | pd = &ctrl->power_down_setting[index]; |
| 1312 | ps = NULL; |
| 1313 | CDBG("%s type %d\n", __func__, pd->seq_type); |
| 1314 | switch (pd->seq_type) { |
| 1315 | case SENSOR_MCLK: |
| 1316 | ret = cam_config_mclk_reg(ctrl, index); |
| 1317 | if (ret < 0) { |
| 1318 | pr_err("%s:%d :Error: in config clk reg\n", |
| 1319 | __func__, __LINE__); |
| 1320 | return ret; |
| 1321 | } |
| 1322 | msm_camera_clk_enable(ctrl->dev, |
| 1323 | ctrl->clk_info, ctrl->clk_ptr, |
| 1324 | ctrl->clk_info_size, false); |
| 1325 | break; |
| 1326 | case SENSOR_RESET: |
| 1327 | case SENSOR_STANDBY: |
| 1328 | case SENSOR_CUSTOM_GPIO1: |
| 1329 | case SENSOR_CUSTOM_GPIO2: |
| 1330 | if (!ctrl->gpio_conf->gpio_num_info->valid |
| 1331 | [pd->seq_val]) |
| 1332 | continue; |
| 1333 | gpio_set_value_cansleep( |
| 1334 | ctrl->gpio_conf->gpio_num_info->gpio_num |
| 1335 | [pd->seq_val], |
| 1336 | (int) pd->config_val); |
| 1337 | break; |
| 1338 | case SENSOR_VANA: |
| 1339 | case SENSOR_VDIG: |
| 1340 | case SENSOR_VIO: |
| 1341 | case SENSOR_VAF: |
| 1342 | case SENSOR_VAF_PWDM: |
| 1343 | case SENSOR_CUSTOM_REG1: |
| 1344 | case SENSOR_CUSTOM_REG2: |
| 1345 | if (pd->seq_val == INVALID_VREG) |
| 1346 | break; |
| 1347 | ps = msm_camera_get_power_settings( |
| 1348 | ctrl, pd->seq_type, |
| 1349 | pd->seq_val); |
| 1350 | if (ps) { |
| 1351 | if (pd->seq_val < ctrl->num_vreg) |
| 1352 | msm_camera_config_single_vreg(ctrl->dev, |
| 1353 | &ctrl->cam_vreg |
| 1354 | [pd->seq_val], |
| 1355 | (struct regulator **) |
| 1356 | &ps->data[0], |
| 1357 | 0); |
| 1358 | else |
| 1359 | pr_err("%s:%d:seq_val:%d > num_vreg: %d\n", |
| 1360 | __func__, __LINE__, pd->seq_val, |
| 1361 | ctrl->num_vreg); |
| 1362 | } else |
| 1363 | pr_err("%s error in power up/down seq data\n", |
| 1364 | __func__); |
| 1365 | ret = msm_cam_sensor_handle_reg_gpio(pd->seq_type, |
| 1366 | ctrl->gpio_conf, GPIOF_OUT_INIT_LOW); |
| 1367 | if (ret < 0) |
| 1368 | pr_err("ERR:%s Error while disabling VREG GPIO\n", |
| 1369 | __func__); |
| 1370 | break; |
| 1371 | default: |
| 1372 | pr_err("%s error power seq type %d\n", __func__, |
| 1373 | pd->seq_type); |
| 1374 | break; |
| 1375 | } |
| 1376 | if (pd->delay > 20) |
| 1377 | msleep(pd->delay); |
| 1378 | else if (pd->delay) |
| 1379 | usleep_range(pd->delay * 1000, |
| 1380 | (pd->delay * 1000) + 1000); |
| 1381 | } |
| 1382 | |
| 1383 | if (ctrl->cam_pinctrl_status) { |
| 1384 | ret = pinctrl_select_state(ctrl->pinctrl_info.pinctrl, |
| 1385 | ctrl->pinctrl_info.gpio_state_suspend); |
| 1386 | if (ret) |
| 1387 | pr_err("%s:%d cannot set pin to suspend state", |
| 1388 | __func__, __LINE__); |
| 1389 | devm_pinctrl_put(ctrl->pinctrl_info.pinctrl); |
| 1390 | } |
| 1391 | |
| 1392 | ctrl->cam_pinctrl_status = 0; |
| 1393 | msm_camera_request_gpio_table( |
| 1394 | ctrl->gpio_conf->cam_gpio_req_tbl, |
| 1395 | ctrl->gpio_conf->cam_gpio_req_tbl_size, 0); |
| 1396 | |
| 1397 | return 0; |
| 1398 | } |
| 1399 | |