| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright (c) 2009-2017, The Linux Foundation. All rights reserved. |
| * Copyright (c) 2017-2019, Linaro Ltd. |
| */ |
| |
| #include <linux/debugfs.h> |
| #include <linux/err.h> |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| #include <linux/random.h> |
| #include <linux/slab.h> |
| #include <linux/soc/qcom/smem.h> |
| #include <linux/soc/qcom/socinfo.h> |
| #include <linux/string.h> |
| #include <linux/stringify.h> |
| #include <linux/sys_soc.h> |
| #include <linux/types.h> |
| |
| #include <linux/unaligned.h> |
| |
| #include <dt-bindings/arm/qcom,ids.h> |
| |
| /* Helper macros to create soc_id table */ |
| #define qcom_board_id(id) QCOM_ID_ ## id, __stringify(id) |
| #define qcom_board_id_named(id, name) QCOM_ID_ ## id, (name) |
| |
| #ifdef CONFIG_DEBUG_FS |
| #define SMEM_IMAGE_VERSION_BLOCKS_COUNT 32 |
| #define SMEM_IMAGE_VERSION_SIZE 4096 |
| #define SMEM_IMAGE_VERSION_NAME_SIZE 75 |
| #define SMEM_IMAGE_VERSION_VARIANT_SIZE 20 |
| #define SMEM_IMAGE_VERSION_OEM_SIZE 32 |
| |
| /* |
| * SMEM Image table indices |
| */ |
| #define SMEM_IMAGE_TABLE_BOOT_INDEX 0 |
| #define SMEM_IMAGE_TABLE_TZ_INDEX 1 |
| #define SMEM_IMAGE_TABLE_RPM_INDEX 3 |
| #define SMEM_IMAGE_TABLE_APPS_INDEX 10 |
| #define SMEM_IMAGE_TABLE_MPSS_INDEX 11 |
| #define SMEM_IMAGE_TABLE_ADSP_INDEX 12 |
| #define SMEM_IMAGE_TABLE_CNSS_INDEX 13 |
| #define SMEM_IMAGE_TABLE_VIDEO_INDEX 14 |
| #define SMEM_IMAGE_TABLE_DSPS_INDEX 15 |
| #define SMEM_IMAGE_TABLE_CDSP_INDEX 16 |
| #define SMEM_IMAGE_TABLE_CDSP1_INDEX 19 |
| #define SMEM_IMAGE_TABLE_GPDSP_INDEX 20 |
| #define SMEM_IMAGE_TABLE_GPDSP1_INDEX 21 |
| #define SMEM_IMAGE_VERSION_TABLE 469 |
| |
| /* |
| * SMEM Image table names |
| */ |
| static const char *const socinfo_image_names[] = { |
| [SMEM_IMAGE_TABLE_ADSP_INDEX] = "adsp", |
| [SMEM_IMAGE_TABLE_APPS_INDEX] = "apps", |
| [SMEM_IMAGE_TABLE_BOOT_INDEX] = "boot", |
| [SMEM_IMAGE_TABLE_CNSS_INDEX] = "cnss", |
| [SMEM_IMAGE_TABLE_MPSS_INDEX] = "mpss", |
| [SMEM_IMAGE_TABLE_RPM_INDEX] = "rpm", |
| [SMEM_IMAGE_TABLE_TZ_INDEX] = "tz", |
| [SMEM_IMAGE_TABLE_VIDEO_INDEX] = "video", |
| [SMEM_IMAGE_TABLE_DSPS_INDEX] = "dsps", |
| [SMEM_IMAGE_TABLE_CDSP_INDEX] = "cdsp", |
| [SMEM_IMAGE_TABLE_CDSP1_INDEX] = "cdsp1", |
| [SMEM_IMAGE_TABLE_GPDSP_INDEX] = "gpdsp", |
| [SMEM_IMAGE_TABLE_GPDSP1_INDEX] = "gpdsp1", |
| }; |
| |
| static const char *const pmic_models[] = { |
| [0] = "Unknown PMIC model", |
| [1] = "PM8941", |
| [2] = "PM8841", |
| [3] = "PM8019", |
| [4] = "PM8226", |
| [5] = "PM8110", |
| [6] = "PMA8084", |
| [7] = "PMI8962", |
| [8] = "PMD9635", |
| [9] = "PM8994", |
| [10] = "PMI8994", |
| [11] = "PM8916", |
| [12] = "PM8004", |
| [13] = "PM8909/PM8058", |
| [14] = "PM8028", |
| [15] = "PM8901", |
| [16] = "PM8950/PM8027", |
| [17] = "PMI8950/ISL9519", |
| [18] = "PMK8001/PM8921", |
| [19] = "PMI8996/PM8018", |
| [20] = "PM8998/PM8015", |
| [21] = "PMI8998/PM8014", |
| [22] = "PM8821", |
| [23] = "PM8038", |
| [24] = "PM8005/PM8922", |
| [25] = "PM8917/PM8937", |
| [26] = "PM660L", |
| [27] = "PM660", |
| [30] = "PM8150", |
| [31] = "PM8150L", |
| [32] = "PM8150B", |
| [33] = "PMK8002", |
| [36] = "PM8009", |
| [37] = "PMI632", |
| [38] = "PM8150C", |
| [40] = "PM6150", |
| [41] = "SMB2351", |
| [44] = "PM8008", |
| [45] = "PM6125", |
| [46] = "PM7250B", |
| [47] = "PMK8350", |
| [48] = "PM8350", |
| [49] = "PM8350C", |
| [50] = "PM8350B", |
| [51] = "PMR735A", |
| [52] = "PMR735B", |
| [54] = "PM6350", |
| [55] = "PM4125", |
| [58] = "PM8450", |
| [65] = "PM8010", |
| [69] = "PM8550VS", |
| [70] = "PM8550VE", |
| [71] = "PM8550B", |
| [72] = "PMR735D", |
| [73] = "PM8550", |
| [74] = "PMK8550", |
| [82] = "PMC8380", |
| [83] = "SMB2360", |
| }; |
| |
| struct socinfo_params { |
| u32 raw_device_family; |
| u32 hw_plat_subtype; |
| u32 accessory_chip; |
| u32 raw_device_num; |
| u32 chip_family; |
| u32 foundry_id; |
| u32 plat_ver; |
| u32 raw_ver; |
| u32 hw_plat; |
| u32 fmt; |
| u32 nproduct_id; |
| u32 num_clusters; |
| u32 ncluster_array_offset; |
| u32 num_subset_parts; |
| u32 nsubset_parts_array_offset; |
| u32 nmodem_supported; |
| u32 feature_code; |
| u32 pcode; |
| u32 oem_variant; |
| u32 num_func_clusters; |
| u32 boot_cluster; |
| u32 boot_core; |
| }; |
| |
| struct smem_image_version { |
| char name[SMEM_IMAGE_VERSION_NAME_SIZE]; |
| char variant[SMEM_IMAGE_VERSION_VARIANT_SIZE]; |
| char pad; |
| char oem[SMEM_IMAGE_VERSION_OEM_SIZE]; |
| }; |
| #endif /* CONFIG_DEBUG_FS */ |
| |
| struct qcom_socinfo { |
| struct soc_device *soc_dev; |
| struct soc_device_attribute attr; |
| #ifdef CONFIG_DEBUG_FS |
| struct dentry *dbg_root; |
| struct socinfo_params info; |
| #endif /* CONFIG_DEBUG_FS */ |
| }; |
| |
| struct soc_id { |
| unsigned int id; |
| const char *name; |
| }; |
| |
| static const struct soc_id soc_id[] = { |
| { qcom_board_id(MSM8260) }, |
| { qcom_board_id(MSM8660) }, |
| { qcom_board_id(APQ8060) }, |
| { qcom_board_id(MSM8960) }, |
| { qcom_board_id(APQ8064) }, |
| { qcom_board_id(MSM8930) }, |
| { qcom_board_id(MSM8630) }, |
| { qcom_board_id(MSM8230) }, |
| { qcom_board_id(APQ8030) }, |
| { qcom_board_id(MSM8627) }, |
| { qcom_board_id(MSM8227) }, |
| { qcom_board_id(MSM8660A) }, |
| { qcom_board_id(MSM8260A) }, |
| { qcom_board_id(APQ8060A) }, |
| { qcom_board_id(MSM8974) }, |
| { qcom_board_id(MSM8225) }, |
| { qcom_board_id(MSM8625) }, |
| { qcom_board_id(MPQ8064) }, |
| { qcom_board_id(MSM8960AB) }, |
| { qcom_board_id(APQ8060AB) }, |
| { qcom_board_id(MSM8260AB) }, |
| { qcom_board_id(MSM8660AB) }, |
| { qcom_board_id(MSM8930AA) }, |
| { qcom_board_id(MSM8630AA) }, |
| { qcom_board_id(MSM8230AA) }, |
| { qcom_board_id(MSM8626) }, |
| { qcom_board_id(MSM8610) }, |
| { qcom_board_id(APQ8064AB) }, |
| { qcom_board_id(MSM8930AB) }, |
| { qcom_board_id(MSM8630AB) }, |
| { qcom_board_id(MSM8230AB) }, |
| { qcom_board_id(APQ8030AB) }, |
| { qcom_board_id(MSM8226) }, |
| { qcom_board_id(MSM8526) }, |
| { qcom_board_id(APQ8030AA) }, |
| { qcom_board_id(MSM8110) }, |
| { qcom_board_id(MSM8210) }, |
| { qcom_board_id(MSM8810) }, |
| { qcom_board_id(MSM8212) }, |
| { qcom_board_id(MSM8612) }, |
| { qcom_board_id(MSM8112) }, |
| { qcom_board_id(MSM8125) }, |
| { qcom_board_id(MSM8225Q) }, |
| { qcom_board_id(MSM8625Q) }, |
| { qcom_board_id(MSM8125Q) }, |
| { qcom_board_id(APQ8064AA) }, |
| { qcom_board_id(APQ8084) }, |
| { qcom_board_id(MSM8130) }, |
| { qcom_board_id(MSM8130AA) }, |
| { qcom_board_id(MSM8130AB) }, |
| { qcom_board_id(MSM8627AA) }, |
| { qcom_board_id(MSM8227AA) }, |
| { qcom_board_id(APQ8074) }, |
| { qcom_board_id(MSM8274) }, |
| { qcom_board_id(MSM8674) }, |
| { qcom_board_id(MDM9635) }, |
| { qcom_board_id_named(MSM8974PRO_AC, "MSM8974PRO-AC") }, |
| { qcom_board_id(MSM8126) }, |
| { qcom_board_id(APQ8026) }, |
| { qcom_board_id(MSM8926) }, |
| { qcom_board_id(IPQ8062) }, |
| { qcom_board_id(IPQ8064) }, |
| { qcom_board_id(IPQ8066) }, |
| { qcom_board_id(IPQ8068) }, |
| { qcom_board_id(MSM8326) }, |
| { qcom_board_id(MSM8916) }, |
| { qcom_board_id(MSM8994) }, |
| { qcom_board_id_named(APQ8074PRO_AA, "APQ8074PRO-AA") }, |
| { qcom_board_id_named(APQ8074PRO_AB, "APQ8074PRO-AB") }, |
| { qcom_board_id_named(APQ8074PRO_AC, "APQ8074PRO-AC") }, |
| { qcom_board_id_named(MSM8274PRO_AA, "MSM8274PRO-AA") }, |
| { qcom_board_id_named(MSM8274PRO_AB, "MSM8274PRO-AB") }, |
| { qcom_board_id_named(MSM8274PRO_AC, "MSM8274PRO-AC") }, |
| { qcom_board_id_named(MSM8674PRO_AA, "MSM8674PRO-AA") }, |
| { qcom_board_id_named(MSM8674PRO_AB, "MSM8674PRO-AB") }, |
| { qcom_board_id_named(MSM8674PRO_AC, "MSM8674PRO-AC") }, |
| { qcom_board_id_named(MSM8974PRO_AA, "MSM8974PRO-AA") }, |
| { qcom_board_id_named(MSM8974PRO_AB, "MSM8974PRO-AB") }, |
| { qcom_board_id(APQ8028) }, |
| { qcom_board_id(MSM8128) }, |
| { qcom_board_id(MSM8228) }, |
| { qcom_board_id(MSM8528) }, |
| { qcom_board_id(MSM8628) }, |
| { qcom_board_id(MSM8928) }, |
| { qcom_board_id(MSM8510) }, |
| { qcom_board_id(MSM8512) }, |
| { qcom_board_id(MSM8936) }, |
| { qcom_board_id(MDM9640) }, |
| { qcom_board_id(MSM8939) }, |
| { qcom_board_id(APQ8036) }, |
| { qcom_board_id(APQ8039) }, |
| { qcom_board_id(MSM8236) }, |
| { qcom_board_id(MSM8636) }, |
| { qcom_board_id(MSM8909) }, |
| { qcom_board_id(MSM8996) }, |
| { qcom_board_id(APQ8016) }, |
| { qcom_board_id(MSM8216) }, |
| { qcom_board_id(MSM8116) }, |
| { qcom_board_id(MSM8616) }, |
| { qcom_board_id(MSM8992) }, |
| { qcom_board_id(APQ8092) }, |
| { qcom_board_id(APQ8094) }, |
| { qcom_board_id(MSM8209) }, |
| { qcom_board_id(MSM8208) }, |
| { qcom_board_id(MDM9209) }, |
| { qcom_board_id(MDM9309) }, |
| { qcom_board_id(MDM9609) }, |
| { qcom_board_id(MSM8239) }, |
| { qcom_board_id(MSM8952) }, |
| { qcom_board_id(APQ8009) }, |
| { qcom_board_id(MSM8956) }, |
| { qcom_board_id(MSM8929) }, |
| { qcom_board_id(MSM8629) }, |
| { qcom_board_id(MSM8229) }, |
| { qcom_board_id(APQ8029) }, |
| { qcom_board_id(APQ8056) }, |
| { qcom_board_id(MSM8609) }, |
| { qcom_board_id(APQ8076) }, |
| { qcom_board_id(MSM8976) }, |
| { qcom_board_id(IPQ8065) }, |
| { qcom_board_id(IPQ8069) }, |
| { qcom_board_id(MDM9650) }, |
| { qcom_board_id(MDM9655) }, |
| { qcom_board_id(MDM9250) }, |
| { qcom_board_id(MDM9255) }, |
| { qcom_board_id(MDM9350) }, |
| { qcom_board_id(APQ8052) }, |
| { qcom_board_id(MDM9607) }, |
| { qcom_board_id(APQ8096) }, |
| { qcom_board_id(MSM8998) }, |
| { qcom_board_id(MSM8953) }, |
| { qcom_board_id(MSM8937) }, |
| { qcom_board_id(APQ8037) }, |
| { qcom_board_id(MDM8207) }, |
| { qcom_board_id(MDM9207) }, |
| { qcom_board_id(MDM9307) }, |
| { qcom_board_id(MDM9628) }, |
| { qcom_board_id(MSM8909W) }, |
| { qcom_board_id(APQ8009W) }, |
| { qcom_board_id(MSM8996L) }, |
| { qcom_board_id(MSM8917) }, |
| { qcom_board_id(APQ8053) }, |
| { qcom_board_id(MSM8996SG) }, |
| { qcom_board_id(APQ8017) }, |
| { qcom_board_id(MSM8217) }, |
| { qcom_board_id(MSM8617) }, |
| { qcom_board_id(MSM8996AU) }, |
| { qcom_board_id(APQ8096AU) }, |
| { qcom_board_id(APQ8096SG) }, |
| { qcom_board_id(MSM8940) }, |
| { qcom_board_id(SDX201) }, |
| { qcom_board_id(SDM660) }, |
| { qcom_board_id(SDM630) }, |
| { qcom_board_id(APQ8098) }, |
| { qcom_board_id(MSM8920) }, |
| { qcom_board_id(SDM845) }, |
| { qcom_board_id(MDM9206) }, |
| { qcom_board_id(IPQ8074) }, |
| { qcom_board_id(SDA660) }, |
| { qcom_board_id(SDM658) }, |
| { qcom_board_id(SDA658) }, |
| { qcom_board_id(SDA630) }, |
| { qcom_board_id(MSM8905) }, |
| { qcom_board_id(SDX202) }, |
| { qcom_board_id(SDM670) }, |
| { qcom_board_id(SDM450) }, |
| { qcom_board_id(SM8150) }, |
| { qcom_board_id(SDA845) }, |
| { qcom_board_id(IPQ8072) }, |
| { qcom_board_id(IPQ8076) }, |
| { qcom_board_id(IPQ8078) }, |
| { qcom_board_id(SDM636) }, |
| { qcom_board_id(SDA636) }, |
| { qcom_board_id(SDM632) }, |
| { qcom_board_id(SDA632) }, |
| { qcom_board_id(SDA450) }, |
| { qcom_board_id(SDM439) }, |
| { qcom_board_id(SDM429) }, |
| { qcom_board_id(SM8250) }, |
| { qcom_board_id(SA8155) }, |
| { qcom_board_id(SDA439) }, |
| { qcom_board_id(SDA429) }, |
| { qcom_board_id(SM7150) }, |
| { qcom_board_id(SM7150P) }, |
| { qcom_board_id(IPQ8070) }, |
| { qcom_board_id(IPQ8071) }, |
| { qcom_board_id(QM215) }, |
| { qcom_board_id(IPQ8072A) }, |
| { qcom_board_id(IPQ8074A) }, |
| { qcom_board_id(IPQ8076A) }, |
| { qcom_board_id(IPQ8078A) }, |
| { qcom_board_id(SM6125) }, |
| { qcom_board_id(IPQ8070A) }, |
| { qcom_board_id(IPQ8071A) }, |
| { qcom_board_id(IPQ8172) }, |
| { qcom_board_id(IPQ8173) }, |
| { qcom_board_id(IPQ8174) }, |
| { qcom_board_id(IPQ6018) }, |
| { qcom_board_id(IPQ6028) }, |
| { qcom_board_id(SDM429W) }, |
| { qcom_board_id(SM4250) }, |
| { qcom_board_id(IPQ6000) }, |
| { qcom_board_id(IPQ6010) }, |
| { qcom_board_id(SC7180) }, |
| { qcom_board_id(SM6350) }, |
| { qcom_board_id(QCM2150) }, |
| { qcom_board_id(SDA429W) }, |
| { qcom_board_id(SM8350) }, |
| { qcom_board_id(QCM2290) }, |
| { qcom_board_id(SM7125) }, |
| { qcom_board_id(SM6115) }, |
| { qcom_board_id(IPQ5010) }, |
| { qcom_board_id(IPQ5018) }, |
| { qcom_board_id(IPQ5028) }, |
| { qcom_board_id(SC8280XP) }, |
| { qcom_board_id(IPQ6005) }, |
| { qcom_board_id(QRB5165) }, |
| { qcom_board_id(SM8450) }, |
| { qcom_board_id(SM7225) }, |
| { qcom_board_id(SA8295P) }, |
| { qcom_board_id(SA8540P) }, |
| { qcom_board_id(QCM4290) }, |
| { qcom_board_id(QCS4290) }, |
| { qcom_board_id(SM7325) }, |
| { qcom_board_id_named(SM8450_2, "SM8450") }, |
| { qcom_board_id_named(SM8450_3, "SM8450") }, |
| { qcom_board_id(SC7280) }, |
| { qcom_board_id(SC7180P) }, |
| { qcom_board_id(QCM6490) }, |
| { qcom_board_id(SM7325P) }, |
| { qcom_board_id(IPQ5000) }, |
| { qcom_board_id(IPQ0509) }, |
| { qcom_board_id(IPQ0518) }, |
| { qcom_board_id(SM6375) }, |
| { qcom_board_id(IPQ9514) }, |
| { qcom_board_id(IPQ9550) }, |
| { qcom_board_id(IPQ9554) }, |
| { qcom_board_id(IPQ9570) }, |
| { qcom_board_id(IPQ9574) }, |
| { qcom_board_id(SM8550) }, |
| { qcom_board_id(IPQ5016) }, |
| { qcom_board_id(IPQ9510) }, |
| { qcom_board_id(QRB4210) }, |
| { qcom_board_id(QRB2210) }, |
| { qcom_board_id(SM8475) }, |
| { qcom_board_id(SM8475P) }, |
| { qcom_board_id(SA8775P) }, |
| { qcom_board_id(QRU1000) }, |
| { qcom_board_id(SM8475_2) }, |
| { qcom_board_id(QDU1000) }, |
| { qcom_board_id(X1E80100) }, |
| { qcom_board_id(SM8650) }, |
| { qcom_board_id(SM4450) }, |
| { qcom_board_id(QDU1010) }, |
| { qcom_board_id(QRU1032) }, |
| { qcom_board_id(QRU1052) }, |
| { qcom_board_id(QRU1062) }, |
| { qcom_board_id(IPQ5332) }, |
| { qcom_board_id(IPQ5322) }, |
| { qcom_board_id(IPQ5312) }, |
| { qcom_board_id(IPQ5302) }, |
| { qcom_board_id(QCS8550) }, |
| { qcom_board_id(QCM8550) }, |
| { qcom_board_id(IPQ5300) }, |
| { qcom_board_id(IPQ5321) }, |
| { qcom_board_id(QCS8300) }, |
| { qcom_board_id(QCS8275) }, |
| }; |
| |
| static const char *socinfo_machine(struct device *dev, unsigned int id) |
| { |
| int idx; |
| |
| for (idx = 0; idx < ARRAY_SIZE(soc_id); idx++) { |
| if (soc_id[idx].id == id) |
| return soc_id[idx].name; |
| } |
| |
| return NULL; |
| } |
| |
| #ifdef CONFIG_DEBUG_FS |
| |
| #define QCOM_OPEN(name, _func) \ |
| static int qcom_open_##name(struct inode *inode, struct file *file) \ |
| { \ |
| return single_open(file, _func, inode->i_private); \ |
| } \ |
| \ |
| static const struct file_operations qcom_ ##name## _ops = { \ |
| .open = qcom_open_##name, \ |
| .read = seq_read, \ |
| .llseek = seq_lseek, \ |
| .release = single_release, \ |
| } |
| |
| #define DEBUGFS_ADD(info, name) \ |
| debugfs_create_file(__stringify(name), 0444, \ |
| qcom_socinfo->dbg_root, \ |
| info, &qcom_ ##name## _ops) |
| |
| |
| static int qcom_show_build_id(struct seq_file *seq, void *p) |
| { |
| struct socinfo *socinfo = seq->private; |
| |
| seq_printf(seq, "%s\n", socinfo->build_id); |
| |
| return 0; |
| } |
| |
| static int qcom_show_pmic_model(struct seq_file *seq, void *p) |
| { |
| struct socinfo *socinfo = seq->private; |
| int model = SOCINFO_MINOR(le32_to_cpu(socinfo->pmic_model)); |
| |
| if (model < 0) |
| return -EINVAL; |
| |
| if (model < ARRAY_SIZE(pmic_models) && pmic_models[model]) |
| seq_printf(seq, "%s\n", pmic_models[model]); |
| else |
| seq_printf(seq, "unknown (%d)\n", model); |
| |
| return 0; |
| } |
| |
| static int qcom_show_pmic_model_array(struct seq_file *seq, void *p) |
| { |
| struct socinfo *socinfo = seq->private; |
| unsigned int num_pmics = le32_to_cpu(socinfo->num_pmics); |
| unsigned int pmic_array_offset = le32_to_cpu(socinfo->pmic_array_offset); |
| int i; |
| void *ptr = socinfo; |
| |
| ptr += pmic_array_offset; |
| |
| /* No need for bounds checking, it happened at socinfo_debugfs_init */ |
| for (i = 0; i < num_pmics; i++) { |
| unsigned int model = SOCINFO_MINOR(get_unaligned_le32(ptr + 2 * i * sizeof(u32))); |
| unsigned int die_rev = get_unaligned_le32(ptr + (2 * i + 1) * sizeof(u32)); |
| |
| if (model < ARRAY_SIZE(pmic_models) && pmic_models[model]) |
| seq_printf(seq, "%s %u.%u\n", pmic_models[model], |
| SOCINFO_MAJOR(die_rev), |
| SOCINFO_MINOR(die_rev)); |
| else |
| seq_printf(seq, "unknown (%d)\n", model); |
| } |
| |
| return 0; |
| } |
| |
| static int qcom_show_pmic_die_revision(struct seq_file *seq, void *p) |
| { |
| struct socinfo *socinfo = seq->private; |
| |
| seq_printf(seq, "%u.%u\n", |
| SOCINFO_MAJOR(le32_to_cpu(socinfo->pmic_die_rev)), |
| SOCINFO_MINOR(le32_to_cpu(socinfo->pmic_die_rev))); |
| |
| return 0; |
| } |
| |
| static int qcom_show_chip_id(struct seq_file *seq, void *p) |
| { |
| struct socinfo *socinfo = seq->private; |
| |
| seq_printf(seq, "%s\n", socinfo->chip_id); |
| |
| return 0; |
| } |
| |
| QCOM_OPEN(build_id, qcom_show_build_id); |
| QCOM_OPEN(pmic_model, qcom_show_pmic_model); |
| QCOM_OPEN(pmic_model_array, qcom_show_pmic_model_array); |
| QCOM_OPEN(pmic_die_rev, qcom_show_pmic_die_revision); |
| QCOM_OPEN(chip_id, qcom_show_chip_id); |
| |
| #define DEFINE_IMAGE_OPS(type) \ |
| static int show_image_##type(struct seq_file *seq, void *p) \ |
| { \ |
| struct smem_image_version *image_version = seq->private; \ |
| if (image_version->type[0] != '\0') \ |
| seq_printf(seq, "%s\n", image_version->type); \ |
| return 0; \ |
| } \ |
| static int open_image_##type(struct inode *inode, struct file *file) \ |
| { \ |
| return single_open(file, show_image_##type, inode->i_private); \ |
| } \ |
| \ |
| static const struct file_operations qcom_image_##type##_ops = { \ |
| .open = open_image_##type, \ |
| .read = seq_read, \ |
| .llseek = seq_lseek, \ |
| .release = single_release, \ |
| } |
| |
| DEFINE_IMAGE_OPS(name); |
| DEFINE_IMAGE_OPS(variant); |
| DEFINE_IMAGE_OPS(oem); |
| |
| static void socinfo_debugfs_init(struct qcom_socinfo *qcom_socinfo, |
| struct socinfo *info, size_t info_size) |
| { |
| struct smem_image_version *versions; |
| struct dentry *dentry; |
| size_t size; |
| int i; |
| unsigned int num_pmics; |
| unsigned int pmic_array_offset; |
| |
| qcom_socinfo->dbg_root = debugfs_create_dir("qcom_socinfo", NULL); |
| |
| qcom_socinfo->info.fmt = __le32_to_cpu(info->fmt); |
| |
| debugfs_create_x32("info_fmt", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.fmt); |
| |
| switch (qcom_socinfo->info.fmt) { |
| case SOCINFO_VERSION(0, 19): |
| qcom_socinfo->info.num_func_clusters = __le32_to_cpu(info->num_func_clusters); |
| qcom_socinfo->info.boot_cluster = __le32_to_cpu(info->boot_cluster); |
| qcom_socinfo->info.boot_core = __le32_to_cpu(info->boot_core); |
| |
| debugfs_create_u32("num_func_clusters", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.num_func_clusters); |
| debugfs_create_u32("boot_cluster", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.boot_cluster); |
| debugfs_create_u32("boot_core", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.boot_core); |
| fallthrough; |
| case SOCINFO_VERSION(0, 18): |
| case SOCINFO_VERSION(0, 17): |
| qcom_socinfo->info.oem_variant = __le32_to_cpu(info->oem_variant); |
| debugfs_create_u32("oem_variant", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.oem_variant); |
| fallthrough; |
| case SOCINFO_VERSION(0, 16): |
| qcom_socinfo->info.feature_code = __le32_to_cpu(info->feature_code); |
| qcom_socinfo->info.pcode = __le32_to_cpu(info->pcode); |
| |
| debugfs_create_u32("feature_code", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.feature_code); |
| debugfs_create_u32("pcode", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.pcode); |
| fallthrough; |
| case SOCINFO_VERSION(0, 15): |
| qcom_socinfo->info.nmodem_supported = __le32_to_cpu(info->nmodem_supported); |
| |
| debugfs_create_u32("nmodem_supported", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.nmodem_supported); |
| fallthrough; |
| case SOCINFO_VERSION(0, 14): |
| qcom_socinfo->info.num_clusters = __le32_to_cpu(info->num_clusters); |
| qcom_socinfo->info.ncluster_array_offset = __le32_to_cpu(info->ncluster_array_offset); |
| qcom_socinfo->info.num_subset_parts = __le32_to_cpu(info->num_subset_parts); |
| qcom_socinfo->info.nsubset_parts_array_offset = |
| __le32_to_cpu(info->nsubset_parts_array_offset); |
| |
| debugfs_create_u32("num_clusters", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.num_clusters); |
| debugfs_create_u32("ncluster_array_offset", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.ncluster_array_offset); |
| debugfs_create_u32("num_subset_parts", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.num_subset_parts); |
| debugfs_create_u32("nsubset_parts_array_offset", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.nsubset_parts_array_offset); |
| fallthrough; |
| case SOCINFO_VERSION(0, 13): |
| qcom_socinfo->info.nproduct_id = __le32_to_cpu(info->nproduct_id); |
| |
| debugfs_create_u32("nproduct_id", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.nproduct_id); |
| DEBUGFS_ADD(info, chip_id); |
| fallthrough; |
| case SOCINFO_VERSION(0, 12): |
| qcom_socinfo->info.chip_family = |
| __le32_to_cpu(info->chip_family); |
| qcom_socinfo->info.raw_device_family = |
| __le32_to_cpu(info->raw_device_family); |
| qcom_socinfo->info.raw_device_num = |
| __le32_to_cpu(info->raw_device_num); |
| |
| debugfs_create_x32("chip_family", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.chip_family); |
| debugfs_create_x32("raw_device_family", 0444, |
| qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.raw_device_family); |
| debugfs_create_x32("raw_device_number", 0444, |
| qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.raw_device_num); |
| fallthrough; |
| case SOCINFO_VERSION(0, 11): |
| num_pmics = le32_to_cpu(info->num_pmics); |
| pmic_array_offset = le32_to_cpu(info->pmic_array_offset); |
| if (pmic_array_offset + 2 * num_pmics * sizeof(u32) <= info_size) |
| DEBUGFS_ADD(info, pmic_model_array); |
| fallthrough; |
| case SOCINFO_VERSION(0, 10): |
| case SOCINFO_VERSION(0, 9): |
| qcom_socinfo->info.foundry_id = __le32_to_cpu(info->foundry_id); |
| |
| debugfs_create_u32("foundry_id", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.foundry_id); |
| fallthrough; |
| case SOCINFO_VERSION(0, 8): |
| case SOCINFO_VERSION(0, 7): |
| DEBUGFS_ADD(info, pmic_model); |
| DEBUGFS_ADD(info, pmic_die_rev); |
| fallthrough; |
| case SOCINFO_VERSION(0, 6): |
| qcom_socinfo->info.hw_plat_subtype = |
| __le32_to_cpu(info->hw_plat_subtype); |
| |
| debugfs_create_u32("hardware_platform_subtype", 0444, |
| qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.hw_plat_subtype); |
| fallthrough; |
| case SOCINFO_VERSION(0, 5): |
| qcom_socinfo->info.accessory_chip = |
| __le32_to_cpu(info->accessory_chip); |
| |
| debugfs_create_u32("accessory_chip", 0444, |
| qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.accessory_chip); |
| fallthrough; |
| case SOCINFO_VERSION(0, 4): |
| qcom_socinfo->info.plat_ver = __le32_to_cpu(info->plat_ver); |
| |
| debugfs_create_u32("platform_version", 0444, |
| qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.plat_ver); |
| fallthrough; |
| case SOCINFO_VERSION(0, 3): |
| qcom_socinfo->info.hw_plat = __le32_to_cpu(info->hw_plat); |
| |
| debugfs_create_u32("hardware_platform", 0444, |
| qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.hw_plat); |
| fallthrough; |
| case SOCINFO_VERSION(0, 2): |
| qcom_socinfo->info.raw_ver = __le32_to_cpu(info->raw_ver); |
| |
| debugfs_create_u32("raw_version", 0444, qcom_socinfo->dbg_root, |
| &qcom_socinfo->info.raw_ver); |
| fallthrough; |
| case SOCINFO_VERSION(0, 1): |
| DEBUGFS_ADD(info, build_id); |
| break; |
| } |
| |
| versions = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_IMAGE_VERSION_TABLE, |
| &size); |
| |
| for (i = 0; i < ARRAY_SIZE(socinfo_image_names); i++) { |
| if (!socinfo_image_names[i]) |
| continue; |
| |
| dentry = debugfs_create_dir(socinfo_image_names[i], |
| qcom_socinfo->dbg_root); |
| debugfs_create_file("name", 0444, dentry, &versions[i], |
| &qcom_image_name_ops); |
| debugfs_create_file("variant", 0444, dentry, &versions[i], |
| &qcom_image_variant_ops); |
| debugfs_create_file("oem", 0444, dentry, &versions[i], |
| &qcom_image_oem_ops); |
| } |
| } |
| |
| static void socinfo_debugfs_exit(struct qcom_socinfo *qcom_socinfo) |
| { |
| debugfs_remove_recursive(qcom_socinfo->dbg_root); |
| } |
| #else |
| static void socinfo_debugfs_init(struct qcom_socinfo *qcom_socinfo, |
| struct socinfo *info, size_t info_size) |
| { |
| } |
| static void socinfo_debugfs_exit(struct qcom_socinfo *qcom_socinfo) { } |
| #endif /* CONFIG_DEBUG_FS */ |
| |
| static int qcom_socinfo_probe(struct platform_device *pdev) |
| { |
| struct qcom_socinfo *qs; |
| struct socinfo *info; |
| size_t item_size; |
| |
| info = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_HW_SW_BUILD_ID, |
| &item_size); |
| if (IS_ERR(info)) { |
| dev_err(&pdev->dev, "Couldn't find socinfo\n"); |
| return PTR_ERR(info); |
| } |
| |
| qs = devm_kzalloc(&pdev->dev, sizeof(*qs), GFP_KERNEL); |
| if (!qs) |
| return -ENOMEM; |
| |
| qs->attr.family = "Snapdragon"; |
| qs->attr.machine = socinfo_machine(&pdev->dev, |
| le32_to_cpu(info->id)); |
| qs->attr.soc_id = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%u", |
| le32_to_cpu(info->id)); |
| qs->attr.revision = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%u.%u", |
| SOCINFO_MAJOR(le32_to_cpu(info->ver)), |
| SOCINFO_MINOR(le32_to_cpu(info->ver))); |
| if (!qs->attr.soc_id || !qs->attr.revision) |
| return -ENOMEM; |
| |
| if (offsetof(struct socinfo, serial_num) <= item_size) { |
| qs->attr.serial_number = devm_kasprintf(&pdev->dev, GFP_KERNEL, |
| "%u", |
| le32_to_cpu(info->serial_num)); |
| if (!qs->attr.serial_number) |
| return -ENOMEM; |
| } |
| |
| qs->soc_dev = soc_device_register(&qs->attr); |
| if (IS_ERR(qs->soc_dev)) |
| return PTR_ERR(qs->soc_dev); |
| |
| socinfo_debugfs_init(qs, info, item_size); |
| |
| /* Feed the soc specific unique data into entropy pool */ |
| add_device_randomness(info, item_size); |
| |
| platform_set_drvdata(pdev, qs); |
| |
| return 0; |
| } |
| |
| static void qcom_socinfo_remove(struct platform_device *pdev) |
| { |
| struct qcom_socinfo *qs = platform_get_drvdata(pdev); |
| |
| soc_device_unregister(qs->soc_dev); |
| |
| socinfo_debugfs_exit(qs); |
| } |
| |
| static struct platform_driver qcom_socinfo_driver = { |
| .probe = qcom_socinfo_probe, |
| .remove_new = qcom_socinfo_remove, |
| .driver = { |
| .name = "qcom-socinfo", |
| }, |
| }; |
| |
| module_platform_driver(qcom_socinfo_driver); |
| |
| MODULE_DESCRIPTION("Qualcomm SoCinfo driver"); |
| MODULE_LICENSE("GPL v2"); |
| MODULE_ALIAS("platform:qcom-socinfo"); |
