Merge "soc: qcom: socinfo: add 'images' sysfs device subnode" (ab4d7978) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/soc/qcom/socinfo.c

+35 −0

Original line number	Diff line number	Diff line
		@@ -953,6 +953,37 @@ msm_select_image(struct device dev, struct device_attribute attr,
		return count;
		}

		static ssize_t
		msm_get_images(struct device *dev,
		struct device_attribute attr, char buf)
		{
		int pos = 0;
		int image;
		char *image_address;

		image_address = socinfo_get_image_version_base_address();
		if (IS_ERR_OR_NULL(image_address))
		return snprintf(buf, PAGE_SIZE, "Unavailable\n");

		*buf = '\0';
		for (image = 0; image < SMEM_IMAGE_VERSION_BLOCKS_COUNT; image++) {
		if (*image_address == '\0')
		continue;

		pos += snprintf(buf + pos, PAGE_SIZE - pos, "%d:\n",
		image);
		pos += snprintf(buf + pos, PAGE_SIZE - pos, "\tCRM:\t\t%-.75s\n",
		image_address);
		pos += snprintf(buf + pos, PAGE_SIZE - pos, "\tVariant:\t%-.20s\n",
		image_address + SMEM_IMAGE_VERSION_VARIANT_OFFSET);
		pos += snprintf(buf + pos, PAGE_SIZE - pos, "\tVersion:\t%-.32s\n\n",
		image_address + SMEM_IMAGE_VERSION_OEM_OFFSET);

		image_address += SMEM_IMAGE_VERSION_SINGLE_BLOCK_SIZE;
		}

		return pos;
		}

		static struct device_attribute msm_soc_attr_raw_version =
		__ATTR(raw_version, S_IRUGO, msm_get_raw_version, NULL);
		@@ -1021,6 +1052,9 @@ static struct device_attribute select_image =
		__ATTR(select_image, S_IRUGO \| S_IWUSR,
		msm_get_image_number, msm_select_image);

		static struct device_attribute images =
		__ATTR(images, S_IRUGO, msm_get_images, NULL);

		static void * __init setup_dummy_socinfo(void)
		{
		if (early_machine_is_apq8084()) {
		@@ -1105,6 +1139,7 @@ static void __init populate_soc_sysfs_files(struct device *msm_soc_device)
		device_create_file(msm_soc_device, &image_variant);
		device_create_file(msm_soc_device, &image_crm_version);
		device_create_file(msm_soc_device, &select_image);
		device_create_file(msm_soc_device, &images);

		switch (socinfo_format) {
		case SOCINFO_VERSION(0, 11):