socinfo: Avoid sysfs entry name changes between kernel versions
Avoid init script changes between kernel versions for the socinfo sysfs entries and add missing sysfs entries. Change-Id: Ie624e629b42f6ac425636172505a2ddab532458a Signed-off-by: Prasad Sodagudi <psodagud@codeaurora.org>
This commit is contained in:
Prasad Sodagudi
parent
90ae165d38
commit
937b09def8
@ -1,6 +1,6 @@
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2009-2019, The Linux Foundation. All rights reserved.
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* Copyright (c) 2009-2020, The Linux Foundation. All rights reserved.
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* Copyright (c) 2017-2019, Linaro Ltd.
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*/
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@ -31,6 +31,7 @@
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* SMEM region.
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*/
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#define SMEM_HW_SW_BUILD_ID 137
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#define SMEM_IMAGE_VERSION_TABLE 469
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static uint32_t socinfo_format;
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@ -76,6 +77,40 @@ static const char * const hw_platform[] = {
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[HW_PLATFORM_HDK] = "HDK",
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};
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enum {
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PLATFORM_SUBTYPE_QRD = 0x0,
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PLATFORM_SUBTYPE_SKUAA = 0x1,
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PLATFORM_SUBTYPE_SKUF = 0x2,
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PLATFORM_SUBTYPE_SKUAB = 0x3,
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PLATFORM_SUBTYPE_SKUG = 0x5,
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PLATFORM_SUBTYPE_QRD_INVALID,
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};
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static const char * const qrd_hw_platform_subtype[] = {
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[PLATFORM_SUBTYPE_QRD] = "QRD",
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[PLATFORM_SUBTYPE_SKUAA] = "SKUAA",
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[PLATFORM_SUBTYPE_SKUF] = "SKUF",
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[PLATFORM_SUBTYPE_SKUAB] = "SKUAB",
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[PLATFORM_SUBTYPE_SKUG] = "SKUG",
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[PLATFORM_SUBTYPE_QRD_INVALID] = "INVALID",
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};
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enum {
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PLATFORM_SUBTYPE_UNKNOWN = 0x0,
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PLATFORM_SUBTYPE_CHARM = 0x1,
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PLATFORM_SUBTYPE_STRANGE = 0x2,
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PLATFORM_SUBTYPE_STRANGE_2A = 0x3,
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PLATFORM_SUBTYPE_INVALID,
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};
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static const char * const hw_platform_subtype[] = {
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[PLATFORM_SUBTYPE_UNKNOWN] = "Unknown",
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[PLATFORM_SUBTYPE_CHARM] = "charm",
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[PLATFORM_SUBTYPE_STRANGE] = "strange",
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[PLATFORM_SUBTYPE_STRANGE_2A] = "strange_2a",
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[PLATFORM_SUBTYPE_INVALID] = "Invalid",
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};
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/* Socinfo SMEM item structure */
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static struct socinfo {
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__le32 fmt;
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@ -130,6 +165,17 @@ static struct socinfo {
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msm_get_##param, \
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NULL)
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#define BUILD_ID_LENGTH 32
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#define CHIP_ID_LENGTH 32
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#define SMEM_IMAGE_VERSION_BLOCKS_COUNT 32
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#define SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE 128
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#define SMEM_IMAGE_VERSION_SIZE 4096
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#define SMEM_IMAGE_VERSION_NAME_SIZE 75
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#define SMEM_IMAGE_VERSION_VARIANT_SIZE 20
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#define SMEM_IMAGE_VERSION_VARIANT_OFFSET 75
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#define SMEM_IMAGE_VERSION_OEM_SIZE 33
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#define SMEM_IMAGE_VERSION_OEM_OFFSET 95
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#define SMEM_IMAGE_VERSION_PARTITION_APPS 10
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/* Version 2 */
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static uint32_t socinfo_get_raw_id(void)
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@ -315,18 +361,18 @@ msm_get_raw_id(struct device *dev,
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ATTR_DEFINE(raw_id);
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static ssize_t
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msm_get_raw_ver(struct device *dev,
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msm_get_raw_version(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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return snprintf(buf, PAGE_SIZE, "%u\n",
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socinfo_get_raw_version());
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}
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ATTR_DEFINE(raw_ver);
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ATTR_DEFINE(raw_version);
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/* Version 3 */
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static ssize_t
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msm_get_hw_plat(struct device *dev,
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msm_get_hw_platform(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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@ -337,18 +383,18 @@ msm_get_hw_plat(struct device *dev,
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return snprintf(buf, PAGE_SIZE, "%-.32s\n",
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hw_platform[hw_type]);
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}
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ATTR_DEFINE(hw_plat);
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ATTR_DEFINE(hw_platform);
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/* Version 4 */
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static ssize_t
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msm_get_plat_ver(struct device *dev,
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msm_get_platform_version(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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return snprintf(buf, PAGE_SIZE, "%u\n",
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socinfo_get_platform_version());
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}
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ATTR_DEFINE(plat_ver);
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ATTR_DEFINE(platform_version);
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/* Version 5 */
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static ssize_t
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@ -363,7 +409,7 @@ ATTR_DEFINE(accessory_chip);
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/* Version 6 */
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static ssize_t
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msm_get_hw_plat_subtype(struct device *dev,
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msm_get_platform_subtype_id(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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@ -373,7 +419,33 @@ msm_get_hw_plat_subtype(struct device *dev,
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return snprintf(buf, PAGE_SIZE, "%u\n",
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hw_subtype);
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}
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ATTR_DEFINE(hw_plat_subtype);
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ATTR_DEFINE(platform_subtype_id);
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static ssize_t
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msm_get_platform_subtype(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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uint32_t hw_subtype;
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hw_subtype = socinfo_get_platform_subtype();
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if (socinfo_get_platform_type() == HW_PLATFORM_QRD) {
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if (hw_subtype >= PLATFORM_SUBTYPE_QRD_INVALID) {
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pr_err("Invalid hardware platform sub type for qrd found\n");
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hw_subtype = PLATFORM_SUBTYPE_QRD_INVALID;
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}
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return snprintf(buf, PAGE_SIZE, "%-.32s\n",
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qrd_hw_platform_subtype[hw_subtype]);
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} else {
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if (hw_subtype >= PLATFORM_SUBTYPE_INVALID) {
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pr_err("Invalid hardware platform subtype\n");
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hw_subtype = PLATFORM_SUBTYPE_INVALID;
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}
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return snprintf(buf, PAGE_SIZE, "%-.32s\n",
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hw_platform_subtype[hw_subtype]);
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}
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}
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ATTR_DEFINE(platform_subtype);
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/* Version 7 */
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static ssize_t
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@ -387,14 +459,14 @@ msm_get_pmic_model(struct device *dev,
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ATTR_DEFINE(pmic_model);
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static ssize_t
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msm_get_pmic_die_rev(struct device *dev,
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msm_get_pmic_die_revision(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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return snprintf(buf, PAGE_SIZE, "%u\n",
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socinfo_get_pmic_die_revision());
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}
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ATTR_DEFINE(pmic_die_rev);
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ATTR_DEFINE(pmic_die_revision);
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/* Version 8 (skip) */
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/* Version 9 */
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@ -410,14 +482,14 @@ ATTR_DEFINE(foundry_id);
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/* Version 10 */
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static ssize_t
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msm_get_serial_num(struct device *dev,
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msm_get_serial_number(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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return snprintf(buf, PAGE_SIZE, "%u\n",
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socinfo_get_serial_number());
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}
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ATTR_DEFINE(serial_num);
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ATTR_DEFINE(serial_number);
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/* Version 11 (skip) */
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/* Version 12 */
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@ -442,14 +514,14 @@ msm_get_raw_device_family(struct device *dev,
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ATTR_DEFINE(raw_device_family);
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static ssize_t
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msm_get_raw_device_num(struct device *dev,
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msm_get_raw_device_number(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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return snprintf(buf, PAGE_SIZE, "0x%x\n",
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socinfo_get_raw_device_number());
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}
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ATTR_DEFINE(raw_device_num);
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ATTR_DEFINE(raw_device_number);
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/* Version 13 */
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static ssize_t
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@ -527,6 +599,8 @@ ATTR_DEFINE(nmodem_supported);
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struct qcom_socinfo {
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struct soc_device *soc_dev;
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struct soc_device_attribute attr;
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uint32_t current_image;
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struct rw_semaphore current_image_rwsem;
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};
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struct soc_id {
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@ -577,8 +651,251 @@ static const struct soc_id soc_id[] = {
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{ 415, "LAHAINA" },
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};
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static struct qcom_socinfo *qsocinfo;
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static struct attribute *msm_custom_socinfo_attrs[35];
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static char *socinfo_get_image_version_base_address(void)
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{
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size_t size;
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return qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_IMAGE_VERSION_TABLE,
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&size);
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}
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static ssize_t
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msm_get_image_version(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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char *string_address;
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string_address = socinfo_get_image_version_base_address();
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if (IS_ERR_OR_NULL(string_address)) {
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pr_err("Failed to get image version base address\n");
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return snprintf(buf, SMEM_IMAGE_VERSION_NAME_SIZE, "Unknown");
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}
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down_read(&qsocinfo->current_image_rwsem);
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string_address +=
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qsocinfo->current_image * SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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up_read(&qsocinfo->current_image_rwsem);
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return snprintf(buf, SMEM_IMAGE_VERSION_NAME_SIZE, "%-.75s\n",
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string_address);
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}
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static ssize_t
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msm_set_image_version(struct device *dev,
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struct device_attribute *attr,
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const char *buf,
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size_t count)
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{
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char *store_address;
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down_read(&qsocinfo->current_image_rwsem);
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if (qsocinfo->current_image != SMEM_IMAGE_VERSION_PARTITION_APPS) {
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up_read(&qsocinfo->current_image_rwsem);
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return count;
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}
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store_address = socinfo_get_image_version_base_address();
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if (IS_ERR_OR_NULL(store_address)) {
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pr_err("Failed to get image version base address\n");
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up_read(&qsocinfo->current_image_rwsem);
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return count;
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}
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store_address +=
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qsocinfo->current_image * SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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up_read(&qsocinfo->current_image_rwsem);
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snprintf(store_address, SMEM_IMAGE_VERSION_NAME_SIZE, "%-.75s", buf);
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return count;
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}
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static ssize_t
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msm_get_image_variant(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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char *string_address;
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string_address = socinfo_get_image_version_base_address();
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if (IS_ERR_OR_NULL(string_address)) {
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pr_err("Failed to get image version base address\n");
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return snprintf(buf, SMEM_IMAGE_VERSION_VARIANT_SIZE,
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"Unknown");
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}
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down_read(&qsocinfo->current_image_rwsem);
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string_address +=
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qsocinfo->current_image * SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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up_read(&qsocinfo->current_image_rwsem);
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string_address += SMEM_IMAGE_VERSION_VARIANT_OFFSET;
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return snprintf(buf, SMEM_IMAGE_VERSION_VARIANT_SIZE, "%-.20s\n",
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string_address);
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}
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static ssize_t
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msm_set_image_variant(struct device *dev,
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struct device_attribute *attr,
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const char *buf,
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size_t count)
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{
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char *store_address;
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down_read(&qsocinfo->current_image_rwsem);
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if (qsocinfo->current_image != SMEM_IMAGE_VERSION_PARTITION_APPS) {
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up_read(&qsocinfo->current_image_rwsem);
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return count;
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}
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store_address = socinfo_get_image_version_base_address();
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if (IS_ERR_OR_NULL(store_address)) {
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pr_err("Failed to get image version base address\n");
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up_read(&qsocinfo->current_image_rwsem);
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return count;
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}
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store_address +=
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qsocinfo->current_image * SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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up_read(&qsocinfo->current_image_rwsem);
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store_address += SMEM_IMAGE_VERSION_VARIANT_OFFSET;
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snprintf(store_address, SMEM_IMAGE_VERSION_VARIANT_SIZE, "%-.20s", buf);
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return count;
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}
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static ssize_t
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msm_get_image_crm_version(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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char *string_address;
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string_address = socinfo_get_image_version_base_address();
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if (IS_ERR_OR_NULL(string_address)) {
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pr_err("Failed to get image version base address\n");
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return snprintf(buf, SMEM_IMAGE_VERSION_OEM_SIZE, "Unknown");
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}
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down_read(&qsocinfo->current_image_rwsem);
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string_address +=
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qsocinfo->current_image * SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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up_read(&qsocinfo->current_image_rwsem);
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string_address += SMEM_IMAGE_VERSION_OEM_OFFSET;
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return snprintf(buf, SMEM_IMAGE_VERSION_OEM_SIZE, "%-.33s\n",
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string_address);
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}
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static ssize_t
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msm_set_image_crm_version(struct device *dev,
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struct device_attribute *attr,
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const char *buf,
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size_t count)
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{
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char *store_address;
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down_read(&qsocinfo->current_image_rwsem);
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if (qsocinfo->current_image != SMEM_IMAGE_VERSION_PARTITION_APPS) {
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up_read(&qsocinfo->current_image_rwsem);
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return count;
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}
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store_address = socinfo_get_image_version_base_address();
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if (IS_ERR_OR_NULL(store_address)) {
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pr_err("Failed to get image version base address\n");
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up_read(&qsocinfo->current_image_rwsem);
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return count;
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}
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store_address +=
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qsocinfo->current_image * SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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up_read(&qsocinfo->current_image_rwsem);
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store_address += SMEM_IMAGE_VERSION_OEM_OFFSET;
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snprintf(store_address, SMEM_IMAGE_VERSION_OEM_SIZE, "%-.33s", buf);
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return count;
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}
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static ssize_t
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msm_get_image_number(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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{
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int ret;
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down_read(&qsocinfo->current_image_rwsem);
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ret = snprintf(buf, PAGE_SIZE, "%d\n",
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qsocinfo->current_image);
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up_read(&qsocinfo->current_image_rwsem);
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return ret;
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}
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static ssize_t
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msm_select_image(struct device *dev, struct device_attribute *attr,
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const char *buf, size_t count)
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{
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int ret, digit;
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ret = kstrtoint(buf, 10, &digit);
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if (ret)
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return ret;
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down_write(&qsocinfo->current_image_rwsem);
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if (digit >= 0 && digit < SMEM_IMAGE_VERSION_BLOCKS_COUNT)
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qsocinfo->current_image = digit;
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else
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qsocinfo->current_image = 0;
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up_write(&qsocinfo->current_image_rwsem);
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return count;
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}
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static ssize_t
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msm_get_images(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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int pos = 0;
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int image;
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char *image_address;
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image_address = socinfo_get_image_version_base_address();
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if (IS_ERR_OR_NULL(image_address))
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return snprintf(buf, PAGE_SIZE, "Unavailable\n");
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*buf = '\0';
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for (image = 0; image < SMEM_IMAGE_VERSION_BLOCKS_COUNT; image++) {
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if (*image_address == '\0') {
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image_address += SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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continue;
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}
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pos += snprintf(buf + pos, PAGE_SIZE - pos, "%d:\n",
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image);
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pos += snprintf(buf + pos, PAGE_SIZE - pos,
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"\tCRM:\t\t%-.75s\n", image_address);
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pos += snprintf(buf + pos, PAGE_SIZE - pos,
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"\tVariant:\t%-.20s\n",
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image_address + SMEM_IMAGE_VERSION_VARIANT_OFFSET);
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pos += snprintf(buf + pos, PAGE_SIZE - pos,
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"\tVersion:\t%-.33s\n",
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image_address + SMEM_IMAGE_VERSION_OEM_OFFSET);
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image_address += SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
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}
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return pos;
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}
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static struct device_attribute image_version =
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__ATTR(image_version, 0644,
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msm_get_image_version, msm_set_image_version);
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static struct device_attribute image_variant =
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__ATTR(image_variant, 0644,
|
||||
msm_get_image_variant, msm_set_image_variant);
|
||||
|
||||
static struct device_attribute image_crm_version =
|
||||
__ATTR(image_crm_version, 0644,
|
||||
msm_get_image_crm_version, msm_set_image_crm_version);
|
||||
|
||||
static struct device_attribute select_image =
|
||||
__ATTR(select_image, 0644,
|
||||
msm_get_image_number, msm_select_image);
|
||||
|
||||
static struct device_attribute images =
|
||||
__ATTR(images, 0444, msm_get_images, NULL);
|
||||
|
||||
|
||||
static umode_t soc_info_attribute(struct kobject *kobj,
|
||||
struct attribute *attr,
|
||||
int index)
|
||||
@ -613,27 +930,31 @@ static void socinfo_populate_sysfs(struct qcom_socinfo *qcom_socinfo)
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_chip_family.attr;
|
||||
msm_custom_socinfo_attrs[i++] =
|
||||
&dev_attr_raw_device_family.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_raw_device_num.attr;
|
||||
msm_custom_socinfo_attrs[i++] =
|
||||
&dev_attr_raw_device_number.attr;
|
||||
case SOCINFO_VERSION(0, 11):
|
||||
case SOCINFO_VERSION(0, 10):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_serial_num.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_serial_number.attr;
|
||||
case SOCINFO_VERSION(0, 9):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_foundry_id.attr;
|
||||
case SOCINFO_VERSION(0, 8):
|
||||
case SOCINFO_VERSION(0, 7):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_pmic_model.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_pmic_die_rev.attr;
|
||||
msm_custom_socinfo_attrs[i++] =
|
||||
&dev_attr_pmic_die_revision.attr;
|
||||
case SOCINFO_VERSION(0, 6):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_hw_plat_subtype.attr;
|
||||
msm_custom_socinfo_attrs[i++] =
|
||||
&dev_attr_platform_subtype_id.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_platform_subtype.attr;
|
||||
case SOCINFO_VERSION(0, 5):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_accessory_chip.attr;
|
||||
case SOCINFO_VERSION(0, 4):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_plat_ver.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_platform_version.attr;
|
||||
case SOCINFO_VERSION(0, 3):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_hw_plat.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_hw_platform.attr;
|
||||
case SOCINFO_VERSION(0, 2):
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_raw_id.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_raw_ver.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &dev_attr_raw_version.attr;
|
||||
case SOCINFO_VERSION(0, 1):
|
||||
break;
|
||||
default:
|
||||
@ -643,6 +964,11 @@ static void socinfo_populate_sysfs(struct qcom_socinfo *qcom_socinfo)
|
||||
break;
|
||||
}
|
||||
|
||||
msm_custom_socinfo_attrs[i++] = &image_version.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &image_variant.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &image_crm_version.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &select_image.attr;
|
||||
msm_custom_socinfo_attrs[i++] = &images.attr;
|
||||
msm_custom_socinfo_attrs[i++] = NULL;
|
||||
qcom_socinfo->attr.custom_attr_group = &custom_soc_attr_group;
|
||||
}
|
||||
@ -887,6 +1213,8 @@ static int qcom_socinfo_probe(struct platform_device *pdev)
|
||||
SOCINFO_MINOR(le32_to_cpu(info->ver)));
|
||||
qs->attr.soc_id = kasprintf(GFP_KERNEL, "%d", socinfo_get_id());
|
||||
|
||||
qsocinfo = qs;
|
||||
init_rwsem(&qs->current_image_rwsem);
|
||||
socinfo_populate_sysfs(qs);
|
||||
socinfo_print();
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user