// SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> #include <linux/of.h> #include <linux/stat.h> /* FIX UP */ #include "soundbus.h" static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, char *buf) { struct soundbus_dev *sdev = to_soundbus_device(dev); struct platform_device *of = &sdev->ofdev; int length; if (*sdev->modalias) { strlcpy(buf, sdev->modalias, sizeof(sdev->modalias) + 1); strcat(buf, "\n"); length = strlen(buf); } else { length = sprintf(buf, "of:N%pOFn%c%s\n", of->dev.of_node, 'T', of_node_get_device_type(of->dev.of_node)); } return length; } static DEVICE_ATTR_RO(modalias); static ssize_t name_show(struct device *dev, struct device_attribute *attr, char *buf) { struct soundbus_dev *sdev = to_soundbus_device(dev); struct platform_device *of = &sdev->ofdev; return sprintf(buf, "%pOFn\n", of->dev.of_node); } static DEVICE_ATTR_RO(name); static ssize_t type_show(struct device *dev, struct device_attribute *attr, char *buf) { struct soundbus_dev *sdev = to_soundbus_device(dev); struct platform_device *of = &sdev->ofdev; return sprintf(buf, "%s\n", of_node_get_device_type(of->dev.of_node)); } static DEVICE_ATTR_RO(type); struct attribute *soundbus_dev_attrs[] = { &dev_attr_name.attr, &dev_attr_type.attr, &dev_attr_modalias.attr, NULL, }; |