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1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (c) 2009-2017, The Linux Foundation. All rights reserved.4 * Copyright (c) 2017-2019, Linaro Ltd.5 */6 7#include <linux/debugfs.h>8#include <linux/err.h>9#include <linux/module.h>10#include <linux/platform_device.h>11#include <linux/random.h>12#include <linux/slab.h>13#include <linux/soc/qcom/smem.h>14#include <linux/soc/qcom/socinfo.h>15#include <linux/string.h>16#include <linux/stringify.h>17#include <linux/sys_soc.h>18#include <linux/types.h>19 20#include <linux/unaligned.h>21 22#include <dt-bindings/arm/qcom,ids.h>23 24/* Helper macros to create soc_id table */25#define qcom_board_id(id) QCOM_ID_ ## id, __stringify(id)26#define qcom_board_id_named(id, name) QCOM_ID_ ## id, (name)27 28#ifdef CONFIG_DEBUG_FS29#define SMEM_IMAGE_VERSION_BLOCKS_COUNT 3230#define SMEM_IMAGE_VERSION_SIZE 409631#define SMEM_IMAGE_VERSION_NAME_SIZE 7532#define SMEM_IMAGE_VERSION_VARIANT_SIZE 2033#define SMEM_IMAGE_VERSION_OEM_SIZE 3234 35/*36 * SMEM Image table indices37 */38#define SMEM_IMAGE_TABLE_BOOT_INDEX 039#define SMEM_IMAGE_TABLE_TZ_INDEX 140#define SMEM_IMAGE_TABLE_RPM_INDEX 341#define SMEM_IMAGE_TABLE_APPS_INDEX 1042#define SMEM_IMAGE_TABLE_MPSS_INDEX 1143#define SMEM_IMAGE_TABLE_ADSP_INDEX 1244#define SMEM_IMAGE_TABLE_CNSS_INDEX 1345#define SMEM_IMAGE_TABLE_VIDEO_INDEX 1446#define SMEM_IMAGE_TABLE_DSPS_INDEX 1547#define SMEM_IMAGE_TABLE_CDSP_INDEX 1648#define SMEM_IMAGE_TABLE_CDSP1_INDEX 1949#define SMEM_IMAGE_TABLE_GPDSP_INDEX 2050#define SMEM_IMAGE_TABLE_GPDSP1_INDEX 2151#define SMEM_IMAGE_VERSION_TABLE 46952 53/*54 * SMEM Image table names55 */56static const char *const socinfo_image_names[] = {57 [SMEM_IMAGE_TABLE_ADSP_INDEX] = "adsp",58 [SMEM_IMAGE_TABLE_APPS_INDEX] = "apps",59 [SMEM_IMAGE_TABLE_BOOT_INDEX] = "boot",60 [SMEM_IMAGE_TABLE_CNSS_INDEX] = "cnss",61 [SMEM_IMAGE_TABLE_MPSS_INDEX] = "mpss",62 [SMEM_IMAGE_TABLE_RPM_INDEX] = "rpm",63 [SMEM_IMAGE_TABLE_TZ_INDEX] = "tz",64 [SMEM_IMAGE_TABLE_VIDEO_INDEX] = "video",65 [SMEM_IMAGE_TABLE_DSPS_INDEX] = "dsps",66 [SMEM_IMAGE_TABLE_CDSP_INDEX] = "cdsp",67 [SMEM_IMAGE_TABLE_CDSP1_INDEX] = "cdsp1",68 [SMEM_IMAGE_TABLE_GPDSP_INDEX] = "gpdsp",69 [SMEM_IMAGE_TABLE_GPDSP1_INDEX] = "gpdsp1",70};71 72static const char *const pmic_models[] = {73 [0] = "Unknown PMIC model",74 [1] = "PM8941",75 [2] = "PM8841",76 [3] = "PM8019",77 [4] = "PM8226",78 [5] = "PM8110",79 [6] = "PMA8084",80 [7] = "PMI8962",81 [8] = "PMD9635",82 [9] = "PM8994",83 [10] = "PMI8994",84 [11] = "PM8916",85 [12] = "PM8004",86 [13] = "PM8909/PM8058",87 [14] = "PM8028",88 [15] = "PM8901",89 [16] = "PM8950/PM8027",90 [17] = "PMI8950/ISL9519",91 [18] = "PMK8001/PM8921",92 [19] = "PMI8996/PM8018",93 [20] = "PM8998/PM8015",94 [21] = "PMI8998/PM8014",95 [22] = "PM8821",96 [23] = "PM8038",97 [24] = "PM8005/PM8922",98 [25] = "PM8917/PM8937",99 [26] = "PM660L",100 [27] = "PM660",101 [30] = "PM8150",102 [31] = "PM8150L",103 [32] = "PM8150B",104 [33] = "PMK8002",105 [36] = "PM8009",106 [37] = "PMI632",107 [38] = "PM8150C",108 [40] = "PM6150",109 [41] = "SMB2351",110 [44] = "PM8008",111 [45] = "PM6125",112 [46] = "PM7250B",113 [47] = "PMK8350",114 [48] = "PM8350",115 [49] = "PM8350C",116 [50] = "PM8350B",117 [51] = "PMR735A",118 [52] = "PMR735B",119 [54] = "PM6350",120 [55] = "PM4125",121 [58] = "PM8450",122 [65] = "PM8010",123 [69] = "PM8550VS",124 [70] = "PM8550VE",125 [71] = "PM8550B",126 [72] = "PMR735D",127 [73] = "PM8550",128 [74] = "PMK8550",129 [82] = "PMC8380",130 [83] = "SMB2360",131};132 133struct socinfo_params {134 u32 raw_device_family;135 u32 hw_plat_subtype;136 u32 accessory_chip;137 u32 raw_device_num;138 u32 chip_family;139 u32 foundry_id;140 u32 plat_ver;141 u32 raw_ver;142 u32 hw_plat;143 u32 fmt;144 u32 nproduct_id;145 u32 num_clusters;146 u32 ncluster_array_offset;147 u32 num_subset_parts;148 u32 nsubset_parts_array_offset;149 u32 nmodem_supported;150 u32 feature_code;151 u32 pcode;152 u32 oem_variant;153 u32 num_func_clusters;154 u32 boot_cluster;155 u32 boot_core;156};157 158struct smem_image_version {159 char name[SMEM_IMAGE_VERSION_NAME_SIZE];160 char variant[SMEM_IMAGE_VERSION_VARIANT_SIZE];161 char pad;162 char oem[SMEM_IMAGE_VERSION_OEM_SIZE];163};164#endif /* CONFIG_DEBUG_FS */165 166struct qcom_socinfo {167 struct soc_device *soc_dev;168 struct soc_device_attribute attr;169#ifdef CONFIG_DEBUG_FS170 struct dentry *dbg_root;171 struct socinfo_params info;172#endif /* CONFIG_DEBUG_FS */173};174 175struct soc_id {176 unsigned int id;177 const char *name;178};179 180static const struct soc_id soc_id[] = {181 { qcom_board_id(MSM8260) },182 { qcom_board_id(MSM8660) },183 { qcom_board_id(APQ8060) },184 { qcom_board_id(MSM8960) },185 { qcom_board_id(APQ8064) },186 { qcom_board_id(MSM8930) },187 { qcom_board_id(MSM8630) },188 { qcom_board_id(MSM8230) },189 { qcom_board_id(APQ8030) },190 { qcom_board_id(MSM8627) },191 { qcom_board_id(MSM8227) },192 { qcom_board_id(MSM8660A) },193 { qcom_board_id(MSM8260A) },194 { qcom_board_id(APQ8060A) },195 { qcom_board_id(MSM8974) },196 { qcom_board_id(MSM8225) },197 { qcom_board_id(MSM8625) },198 { qcom_board_id(MPQ8064) },199 { qcom_board_id(MSM8960AB) },200 { qcom_board_id(APQ8060AB) },201 { qcom_board_id(MSM8260AB) },202 { qcom_board_id(MSM8660AB) },203 { qcom_board_id(MSM8930AA) },204 { qcom_board_id(MSM8630AA) },205 { qcom_board_id(MSM8230AA) },206 { qcom_board_id(MSM8626) },207 { qcom_board_id(MSM8610) },208 { qcom_board_id(APQ8064AB) },209 { qcom_board_id(MSM8930AB) },210 { qcom_board_id(MSM8630AB) },211 { qcom_board_id(MSM8230AB) },212 { qcom_board_id(APQ8030AB) },213 { qcom_board_id(MSM8226) },214 { qcom_board_id(MSM8526) },215 { qcom_board_id(APQ8030AA) },216 { qcom_board_id(MSM8110) },217 { qcom_board_id(MSM8210) },218 { qcom_board_id(MSM8810) },219 { qcom_board_id(MSM8212) },220 { qcom_board_id(MSM8612) },221 { qcom_board_id(MSM8112) },222 { qcom_board_id(MSM8125) },223 { qcom_board_id(MSM8225Q) },224 { qcom_board_id(MSM8625Q) },225 { qcom_board_id(MSM8125Q) },226 { qcom_board_id(APQ8064AA) },227 { qcom_board_id(APQ8084) },228 { qcom_board_id(MSM8130) },229 { qcom_board_id(MSM8130AA) },230 { qcom_board_id(MSM8130AB) },231 { qcom_board_id(MSM8627AA) },232 { qcom_board_id(MSM8227AA) },233 { qcom_board_id(APQ8074) },234 { qcom_board_id(MSM8274) },235 { qcom_board_id(MSM8674) },236 { qcom_board_id(MDM9635) },237 { qcom_board_id_named(MSM8974PRO_AC, "MSM8974PRO-AC") },238 { qcom_board_id(MSM8126) },239 { qcom_board_id(APQ8026) },240 { qcom_board_id(MSM8926) },241 { qcom_board_id(IPQ8062) },242 { qcom_board_id(IPQ8064) },243 { qcom_board_id(IPQ8066) },244 { qcom_board_id(IPQ8068) },245 { qcom_board_id(MSM8326) },246 { qcom_board_id(MSM8916) },247 { qcom_board_id(MSM8994) },248 { qcom_board_id_named(APQ8074PRO_AA, "APQ8074PRO-AA") },249 { qcom_board_id_named(APQ8074PRO_AB, "APQ8074PRO-AB") },250 { qcom_board_id_named(APQ8074PRO_AC, "APQ8074PRO-AC") },251 { qcom_board_id_named(MSM8274PRO_AA, "MSM8274PRO-AA") },252 { qcom_board_id_named(MSM8274PRO_AB, "MSM8274PRO-AB") },253 { qcom_board_id_named(MSM8274PRO_AC, "MSM8274PRO-AC") },254 { qcom_board_id_named(MSM8674PRO_AA, "MSM8674PRO-AA") },255 { qcom_board_id_named(MSM8674PRO_AB, "MSM8674PRO-AB") },256 { qcom_board_id_named(MSM8674PRO_AC, "MSM8674PRO-AC") },257 { qcom_board_id_named(MSM8974PRO_AA, "MSM8974PRO-AA") },258 { qcom_board_id_named(MSM8974PRO_AB, "MSM8974PRO-AB") },259 { qcom_board_id(APQ8028) },260 { qcom_board_id(MSM8128) },261 { qcom_board_id(MSM8228) },262 { qcom_board_id(MSM8528) },263 { qcom_board_id(MSM8628) },264 { qcom_board_id(MSM8928) },265 { qcom_board_id(MSM8510) },266 { qcom_board_id(MSM8512) },267 { qcom_board_id(MSM8936) },268 { qcom_board_id(MDM9640) },269 { qcom_board_id(MSM8939) },270 { qcom_board_id(APQ8036) },271 { qcom_board_id(APQ8039) },272 { qcom_board_id(MSM8236) },273 { qcom_board_id(MSM8636) },274 { qcom_board_id(MSM8909) },275 { qcom_board_id(MSM8996) },276 { qcom_board_id(APQ8016) },277 { qcom_board_id(MSM8216) },278 { qcom_board_id(MSM8116) },279 { qcom_board_id(MSM8616) },280 { qcom_board_id(MSM8992) },281 { qcom_board_id(APQ8092) },282 { qcom_board_id(APQ8094) },283 { qcom_board_id(MSM8209) },284 { qcom_board_id(MSM8208) },285 { qcom_board_id(MDM9209) },286 { qcom_board_id(MDM9309) },287 { qcom_board_id(MDM9609) },288 { qcom_board_id(MSM8239) },289 { qcom_board_id(MSM8952) },290 { qcom_board_id(APQ8009) },291 { qcom_board_id(MSM8956) },292 { qcom_board_id(MSM8929) },293 { qcom_board_id(MSM8629) },294 { qcom_board_id(MSM8229) },295 { qcom_board_id(APQ8029) },296 { qcom_board_id(APQ8056) },297 { qcom_board_id(MSM8609) },298 { qcom_board_id(APQ8076) },299 { qcom_board_id(MSM8976) },300 { qcom_board_id(IPQ8065) },301 { qcom_board_id(IPQ8069) },302 { qcom_board_id(MDM9650) },303 { qcom_board_id(MDM9655) },304 { qcom_board_id(MDM9250) },305 { qcom_board_id(MDM9255) },306 { qcom_board_id(MDM9350) },307 { qcom_board_id(APQ8052) },308 { qcom_board_id(MDM9607) },309 { qcom_board_id(APQ8096) },310 { qcom_board_id(MSM8998) },311 { qcom_board_id(MSM8953) },312 { qcom_board_id(MSM8937) },313 { qcom_board_id(APQ8037) },314 { qcom_board_id(MDM8207) },315 { qcom_board_id(MDM9207) },316 { qcom_board_id(MDM9307) },317 { qcom_board_id(MDM9628) },318 { qcom_board_id(MSM8909W) },319 { qcom_board_id(APQ8009W) },320 { qcom_board_id(MSM8996L) },321 { qcom_board_id(MSM8917) },322 { qcom_board_id(APQ8053) },323 { qcom_board_id(MSM8996SG) },324 { qcom_board_id(APQ8017) },325 { qcom_board_id(MSM8217) },326 { qcom_board_id(MSM8617) },327 { qcom_board_id(MSM8996AU) },328 { qcom_board_id(APQ8096AU) },329 { qcom_board_id(APQ8096SG) },330 { qcom_board_id(MSM8940) },331 { qcom_board_id(SDX201) },332 { qcom_board_id(SDM660) },333 { qcom_board_id(SDM630) },334 { qcom_board_id(APQ8098) },335 { qcom_board_id(MSM8920) },336 { qcom_board_id(SDM845) },337 { qcom_board_id(MDM9206) },338 { qcom_board_id(IPQ8074) },339 { qcom_board_id(SDA660) },340 { qcom_board_id(SDM658) },341 { qcom_board_id(SDA658) },342 { qcom_board_id(SDA630) },343 { qcom_board_id(MSM8905) },344 { qcom_board_id(SDX202) },345 { qcom_board_id(SDM670) },346 { qcom_board_id(SDM450) },347 { qcom_board_id(SM8150) },348 { qcom_board_id(SDA845) },349 { qcom_board_id(IPQ8072) },350 { qcom_board_id(IPQ8076) },351 { qcom_board_id(IPQ8078) },352 { qcom_board_id(SDM636) },353 { qcom_board_id(SDA636) },354 { qcom_board_id(SDM632) },355 { qcom_board_id(SDA632) },356 { qcom_board_id(SDA450) },357 { qcom_board_id(SDM439) },358 { qcom_board_id(SDM429) },359 { qcom_board_id(SM8250) },360 { qcom_board_id(SA8155) },361 { qcom_board_id(SDA439) },362 { qcom_board_id(SDA429) },363 { qcom_board_id(SM7150) },364 { qcom_board_id(SM7150P) },365 { qcom_board_id(IPQ8070) },366 { qcom_board_id(IPQ8071) },367 { qcom_board_id(QM215) },368 { qcom_board_id(IPQ8072A) },369 { qcom_board_id(IPQ8074A) },370 { qcom_board_id(IPQ8076A) },371 { qcom_board_id(IPQ8078A) },372 { qcom_board_id(SM6125) },373 { qcom_board_id(IPQ8070A) },374 { qcom_board_id(IPQ8071A) },375 { qcom_board_id(IPQ8172) },376 { qcom_board_id(IPQ8173) },377 { qcom_board_id(IPQ8174) },378 { qcom_board_id(IPQ6018) },379 { qcom_board_id(IPQ6028) },380 { qcom_board_id(SDM429W) },381 { qcom_board_id(SM4250) },382 { qcom_board_id(IPQ6000) },383 { qcom_board_id(IPQ6010) },384 { qcom_board_id(SC7180) },385 { qcom_board_id(SM6350) },386 { qcom_board_id(QCM2150) },387 { qcom_board_id(SDA429W) },388 { qcom_board_id(SM8350) },389 { qcom_board_id(QCM2290) },390 { qcom_board_id(SM7125) },391 { qcom_board_id(SM6115) },392 { qcom_board_id(IPQ5010) },393 { qcom_board_id(IPQ5018) },394 { qcom_board_id(IPQ5028) },395 { qcom_board_id(SC8280XP) },396 { qcom_board_id(IPQ6005) },397 { qcom_board_id(QRB5165) },398 { qcom_board_id(SM8450) },399 { qcom_board_id(SM7225) },400 { qcom_board_id(SA8295P) },401 { qcom_board_id(SA8540P) },402 { qcom_board_id(QCM4290) },403 { qcom_board_id(QCS4290) },404 { qcom_board_id(SM7325) },405 { qcom_board_id_named(SM8450_2, "SM8450") },406 { qcom_board_id_named(SM8450_3, "SM8450") },407 { qcom_board_id(SC7280) },408 { qcom_board_id(SC7180P) },409 { qcom_board_id(QCM6490) },410 { qcom_board_id(SM7325P) },411 { qcom_board_id(IPQ5000) },412 { qcom_board_id(IPQ0509) },413 { qcom_board_id(IPQ0518) },414 { qcom_board_id(SM6375) },415 { qcom_board_id(IPQ9514) },416 { qcom_board_id(IPQ9550) },417 { qcom_board_id(IPQ9554) },418 { qcom_board_id(IPQ9570) },419 { qcom_board_id(IPQ9574) },420 { qcom_board_id(SM8550) },421 { qcom_board_id(IPQ5016) },422 { qcom_board_id(IPQ9510) },423 { qcom_board_id(QRB4210) },424 { qcom_board_id(QRB2210) },425 { qcom_board_id(SM8475) },426 { qcom_board_id(SM8475P) },427 { qcom_board_id(SA8775P) },428 { qcom_board_id(QRU1000) },429 { qcom_board_id(SM8475_2) },430 { qcom_board_id(QDU1000) },431 { qcom_board_id(X1E80100) },432 { qcom_board_id(SM8650) },433 { qcom_board_id(SM4450) },434 { qcom_board_id(QDU1010) },435 { qcom_board_id(QRU1032) },436 { qcom_board_id(QRU1052) },437 { qcom_board_id(QRU1062) },438 { qcom_board_id(IPQ5332) },439 { qcom_board_id(IPQ5322) },440 { qcom_board_id(IPQ5312) },441 { qcom_board_id(IPQ5302) },442 { qcom_board_id(QCS8550) },443 { qcom_board_id(QCM8550) },444 { qcom_board_id(IPQ5300) },445 { qcom_board_id(IPQ5321) },446 { qcom_board_id(QCS8300) },447 { qcom_board_id(QCS8275) },448};449 450static const char *socinfo_machine(struct device *dev, unsigned int id)451{452 int idx;453 454 for (idx = 0; idx < ARRAY_SIZE(soc_id); idx++) {455 if (soc_id[idx].id == id)456 return soc_id[idx].name;457 }458 459 return NULL;460}461 462#ifdef CONFIG_DEBUG_FS463 464#define QCOM_OPEN(name, _func) \465static int qcom_open_##name(struct inode *inode, struct file *file) \466{ \467 return single_open(file, _func, inode->i_private); \468} \469 \470static const struct file_operations qcom_ ##name## _ops = { \471 .open = qcom_open_##name, \472 .read = seq_read, \473 .llseek = seq_lseek, \474 .release = single_release, \475}476 477#define DEBUGFS_ADD(info, name) \478 debugfs_create_file(__stringify(name), 0444, \479 qcom_socinfo->dbg_root, \480 info, &qcom_ ##name## _ops)481 482 483static int qcom_show_build_id(struct seq_file *seq, void *p)484{485 struct socinfo *socinfo = seq->private;486 487 seq_printf(seq, "%s\n", socinfo->build_id);488 489 return 0;490}491 492static int qcom_show_pmic_model(struct seq_file *seq, void *p)493{494 struct socinfo *socinfo = seq->private;495 int model = SOCINFO_MINOR(le32_to_cpu(socinfo->pmic_model));496 497 if (model < 0)498 return -EINVAL;499 500 if (model < ARRAY_SIZE(pmic_models) && pmic_models[model])501 seq_printf(seq, "%s\n", pmic_models[model]);502 else503 seq_printf(seq, "unknown (%d)\n", model);504 505 return 0;506}507 508static int qcom_show_pmic_model_array(struct seq_file *seq, void *p)509{510 struct socinfo *socinfo = seq->private;511 unsigned int num_pmics = le32_to_cpu(socinfo->num_pmics);512 unsigned int pmic_array_offset = le32_to_cpu(socinfo->pmic_array_offset);513 int i;514 void *ptr = socinfo;515 516 ptr += pmic_array_offset;517 518 /* No need for bounds checking, it happened at socinfo_debugfs_init */519 for (i = 0; i < num_pmics; i++) {520 unsigned int model = SOCINFO_MINOR(get_unaligned_le32(ptr + 2 * i * sizeof(u32)));521 unsigned int die_rev = get_unaligned_le32(ptr + (2 * i + 1) * sizeof(u32));522 523 if (model < ARRAY_SIZE(pmic_models) && pmic_models[model])524 seq_printf(seq, "%s %u.%u\n", pmic_models[model],525 SOCINFO_MAJOR(die_rev),526 SOCINFO_MINOR(die_rev));527 else528 seq_printf(seq, "unknown (%d)\n", model);529 }530 531 return 0;532}533 534static int qcom_show_pmic_die_revision(struct seq_file *seq, void *p)535{536 struct socinfo *socinfo = seq->private;537 538 seq_printf(seq, "%u.%u\n",539 SOCINFO_MAJOR(le32_to_cpu(socinfo->pmic_die_rev)),540 SOCINFO_MINOR(le32_to_cpu(socinfo->pmic_die_rev)));541 542 return 0;543}544 545static int qcom_show_chip_id(struct seq_file *seq, void *p)546{547 struct socinfo *socinfo = seq->private;548 549 seq_printf(seq, "%s\n", socinfo->chip_id);550 551 return 0;552}553 554QCOM_OPEN(build_id, qcom_show_build_id);555QCOM_OPEN(pmic_model, qcom_show_pmic_model);556QCOM_OPEN(pmic_model_array, qcom_show_pmic_model_array);557QCOM_OPEN(pmic_die_rev, qcom_show_pmic_die_revision);558QCOM_OPEN(chip_id, qcom_show_chip_id);559 560#define DEFINE_IMAGE_OPS(type) \561static int show_image_##type(struct seq_file *seq, void *p) \562{ \563 struct smem_image_version *image_version = seq->private; \564 if (image_version->type[0] != '\0') \565 seq_printf(seq, "%s\n", image_version->type); \566 return 0; \567} \568static int open_image_##type(struct inode *inode, struct file *file) \569{ \570 return single_open(file, show_image_##type, inode->i_private); \571} \572 \573static const struct file_operations qcom_image_##type##_ops = { \574 .open = open_image_##type, \575 .read = seq_read, \576 .llseek = seq_lseek, \577 .release = single_release, \578}579 580DEFINE_IMAGE_OPS(name);581DEFINE_IMAGE_OPS(variant);582DEFINE_IMAGE_OPS(oem);583 584static void socinfo_debugfs_init(struct qcom_socinfo *qcom_socinfo,585 struct socinfo *info, size_t info_size)586{587 struct smem_image_version *versions;588 struct dentry *dentry;589 size_t size;590 int i;591 unsigned int num_pmics;592 unsigned int pmic_array_offset;593 594 qcom_socinfo->dbg_root = debugfs_create_dir("qcom_socinfo", NULL);595 596 qcom_socinfo->info.fmt = __le32_to_cpu(info->fmt);597 598 debugfs_create_x32("info_fmt", 0444, qcom_socinfo->dbg_root,599 &qcom_socinfo->info.fmt);600 601 switch (qcom_socinfo->info.fmt) {602 case SOCINFO_VERSION(0, 19):603 qcom_socinfo->info.num_func_clusters = __le32_to_cpu(info->num_func_clusters);604 qcom_socinfo->info.boot_cluster = __le32_to_cpu(info->boot_cluster);605 qcom_socinfo->info.boot_core = __le32_to_cpu(info->boot_core);606 607 debugfs_create_u32("num_func_clusters", 0444, qcom_socinfo->dbg_root,608 &qcom_socinfo->info.num_func_clusters);609 debugfs_create_u32("boot_cluster", 0444, qcom_socinfo->dbg_root,610 &qcom_socinfo->info.boot_cluster);611 debugfs_create_u32("boot_core", 0444, qcom_socinfo->dbg_root,612 &qcom_socinfo->info.boot_core);613 fallthrough;614 case SOCINFO_VERSION(0, 18):615 case SOCINFO_VERSION(0, 17):616 qcom_socinfo->info.oem_variant = __le32_to_cpu(info->oem_variant);617 debugfs_create_u32("oem_variant", 0444, qcom_socinfo->dbg_root,618 &qcom_socinfo->info.oem_variant);619 fallthrough;620 case SOCINFO_VERSION(0, 16):621 qcom_socinfo->info.feature_code = __le32_to_cpu(info->feature_code);622 qcom_socinfo->info.pcode = __le32_to_cpu(info->pcode);623 624 debugfs_create_u32("feature_code", 0444, qcom_socinfo->dbg_root,625 &qcom_socinfo->info.feature_code);626 debugfs_create_u32("pcode", 0444, qcom_socinfo->dbg_root,627 &qcom_socinfo->info.pcode);628 fallthrough;629 case SOCINFO_VERSION(0, 15):630 qcom_socinfo->info.nmodem_supported = __le32_to_cpu(info->nmodem_supported);631 632 debugfs_create_u32("nmodem_supported", 0444, qcom_socinfo->dbg_root,633 &qcom_socinfo->info.nmodem_supported);634 fallthrough;635 case SOCINFO_VERSION(0, 14):636 qcom_socinfo->info.num_clusters = __le32_to_cpu(info->num_clusters);637 qcom_socinfo->info.ncluster_array_offset = __le32_to_cpu(info->ncluster_array_offset);638 qcom_socinfo->info.num_subset_parts = __le32_to_cpu(info->num_subset_parts);639 qcom_socinfo->info.nsubset_parts_array_offset =640 __le32_to_cpu(info->nsubset_parts_array_offset);641 642 debugfs_create_u32("num_clusters", 0444, qcom_socinfo->dbg_root,643 &qcom_socinfo->info.num_clusters);644 debugfs_create_u32("ncluster_array_offset", 0444, qcom_socinfo->dbg_root,645 &qcom_socinfo->info.ncluster_array_offset);646 debugfs_create_u32("num_subset_parts", 0444, qcom_socinfo->dbg_root,647 &qcom_socinfo->info.num_subset_parts);648 debugfs_create_u32("nsubset_parts_array_offset", 0444, qcom_socinfo->dbg_root,649 &qcom_socinfo->info.nsubset_parts_array_offset);650 fallthrough;651 case SOCINFO_VERSION(0, 13):652 qcom_socinfo->info.nproduct_id = __le32_to_cpu(info->nproduct_id);653 654 debugfs_create_u32("nproduct_id", 0444, qcom_socinfo->dbg_root,655 &qcom_socinfo->info.nproduct_id);656 DEBUGFS_ADD(info, chip_id);657 fallthrough;658 case SOCINFO_VERSION(0, 12):659 qcom_socinfo->info.chip_family =660 __le32_to_cpu(info->chip_family);661 qcom_socinfo->info.raw_device_family =662 __le32_to_cpu(info->raw_device_family);663 qcom_socinfo->info.raw_device_num =664 __le32_to_cpu(info->raw_device_num);665 666 debugfs_create_x32("chip_family", 0444, qcom_socinfo->dbg_root,667 &qcom_socinfo->info.chip_family);668 debugfs_create_x32("raw_device_family", 0444,669 qcom_socinfo->dbg_root,670 &qcom_socinfo->info.raw_device_family);671 debugfs_create_x32("raw_device_number", 0444,672 qcom_socinfo->dbg_root,673 &qcom_socinfo->info.raw_device_num);674 fallthrough;675 case SOCINFO_VERSION(0, 11):676 num_pmics = le32_to_cpu(info->num_pmics);677 pmic_array_offset = le32_to_cpu(info->pmic_array_offset);678 if (pmic_array_offset + 2 * num_pmics * sizeof(u32) <= info_size)679 DEBUGFS_ADD(info, pmic_model_array);680 fallthrough;681 case SOCINFO_VERSION(0, 10):682 case SOCINFO_VERSION(0, 9):683 qcom_socinfo->info.foundry_id = __le32_to_cpu(info->foundry_id);684 685 debugfs_create_u32("foundry_id", 0444, qcom_socinfo->dbg_root,686 &qcom_socinfo->info.foundry_id);687 fallthrough;688 case SOCINFO_VERSION(0, 8):689 case SOCINFO_VERSION(0, 7):690 DEBUGFS_ADD(info, pmic_model);691 DEBUGFS_ADD(info, pmic_die_rev);692 fallthrough;693 case SOCINFO_VERSION(0, 6):694 qcom_socinfo->info.hw_plat_subtype =695 __le32_to_cpu(info->hw_plat_subtype);696 697 debugfs_create_u32("hardware_platform_subtype", 0444,698 qcom_socinfo->dbg_root,699 &qcom_socinfo->info.hw_plat_subtype);700 fallthrough;701 case SOCINFO_VERSION(0, 5):702 qcom_socinfo->info.accessory_chip =703 __le32_to_cpu(info->accessory_chip);704 705 debugfs_create_u32("accessory_chip", 0444,706 qcom_socinfo->dbg_root,707 &qcom_socinfo->info.accessory_chip);708 fallthrough;709 case SOCINFO_VERSION(0, 4):710 qcom_socinfo->info.plat_ver = __le32_to_cpu(info->plat_ver);711 712 debugfs_create_u32("platform_version", 0444,713 qcom_socinfo->dbg_root,714 &qcom_socinfo->info.plat_ver);715 fallthrough;716 case SOCINFO_VERSION(0, 3):717 qcom_socinfo->info.hw_plat = __le32_to_cpu(info->hw_plat);718 719 debugfs_create_u32("hardware_platform", 0444,720 qcom_socinfo->dbg_root,721 &qcom_socinfo->info.hw_plat);722 fallthrough;723 case SOCINFO_VERSION(0, 2):724 qcom_socinfo->info.raw_ver = __le32_to_cpu(info->raw_ver);725 726 debugfs_create_u32("raw_version", 0444, qcom_socinfo->dbg_root,727 &qcom_socinfo->info.raw_ver);728 fallthrough;729 case SOCINFO_VERSION(0, 1):730 DEBUGFS_ADD(info, build_id);731 break;732 }733 734 versions = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_IMAGE_VERSION_TABLE,735 &size);736 737 for (i = 0; i < ARRAY_SIZE(socinfo_image_names); i++) {738 if (!socinfo_image_names[i])739 continue;740 741 dentry = debugfs_create_dir(socinfo_image_names[i],742 qcom_socinfo->dbg_root);743 debugfs_create_file("name", 0444, dentry, &versions[i],744 &qcom_image_name_ops);745 debugfs_create_file("variant", 0444, dentry, &versions[i],746 &qcom_image_variant_ops);747 debugfs_create_file("oem", 0444, dentry, &versions[i],748 &qcom_image_oem_ops);749 }750}751 752static void socinfo_debugfs_exit(struct qcom_socinfo *qcom_socinfo)753{754 debugfs_remove_recursive(qcom_socinfo->dbg_root);755}756#else757static void socinfo_debugfs_init(struct qcom_socinfo *qcom_socinfo,758 struct socinfo *info, size_t info_size)759{760}761static void socinfo_debugfs_exit(struct qcom_socinfo *qcom_socinfo) { }762#endif /* CONFIG_DEBUG_FS */763 764static int qcom_socinfo_probe(struct platform_device *pdev)765{766 struct qcom_socinfo *qs;767 struct socinfo *info;768 size_t item_size;769 770 info = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_HW_SW_BUILD_ID,771 &item_size);772 if (IS_ERR(info)) {773 dev_err(&pdev->dev, "Couldn't find socinfo\n");774 return PTR_ERR(info);775 }776 777 qs = devm_kzalloc(&pdev->dev, sizeof(*qs), GFP_KERNEL);778 if (!qs)779 return -ENOMEM;780 781 qs->attr.family = "Snapdragon";782 qs->attr.machine = socinfo_machine(&pdev->dev,783 le32_to_cpu(info->id));784 qs->attr.soc_id = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%u",785 le32_to_cpu(info->id));786 qs->attr.revision = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%u.%u",787 SOCINFO_MAJOR(le32_to_cpu(info->ver)),788 SOCINFO_MINOR(le32_to_cpu(info->ver)));789 if (!qs->attr.soc_id || !qs->attr.revision)790 return -ENOMEM;791 792 if (offsetof(struct socinfo, serial_num) <= item_size) {793 qs->attr.serial_number = devm_kasprintf(&pdev->dev, GFP_KERNEL,794 "%u",795 le32_to_cpu(info->serial_num));796 if (!qs->attr.serial_number)797 return -ENOMEM;798 }799 800 qs->soc_dev = soc_device_register(&qs->attr);801 if (IS_ERR(qs->soc_dev))802 return PTR_ERR(qs->soc_dev);803 804 socinfo_debugfs_init(qs, info, item_size);805 806 /* Feed the soc specific unique data into entropy pool */807 add_device_randomness(info, item_size);808 809 platform_set_drvdata(pdev, qs);810 811 return 0;812}813 814static void qcom_socinfo_remove(struct platform_device *pdev)815{816 struct qcom_socinfo *qs = platform_get_drvdata(pdev);817 818 soc_device_unregister(qs->soc_dev);819 820 socinfo_debugfs_exit(qs);821}822 823static struct platform_driver qcom_socinfo_driver = {824 .probe = qcom_socinfo_probe,825 .remove_new = qcom_socinfo_remove,826 .driver = {827 .name = "qcom-socinfo",828 },829};830 831module_platform_driver(qcom_socinfo_driver);832 833MODULE_DESCRIPTION("Qualcomm SoCinfo driver");834MODULE_LICENSE("GPL v2");835MODULE_ALIAS("platform:qcom-socinfo");836