1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0 2 #include <linux/kernel.h> 2 #include <linux/kernel.h> 3 #include <linux/of.h> 3 #include <linux/of.h> 4 #include <linux/stat.h> 4 #include <linux/stat.h> 5 /* FIX UP */ 5 /* FIX UP */ 6 #include "soundbus.h" 6 #include "soundbus.h" 7 7 8 static ssize_t modalias_show(struct device *de 8 static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, 9 char *buf) 9 char *buf) 10 { 10 { 11 struct soundbus_dev *sdev = to_soundbu 11 struct soundbus_dev *sdev = to_soundbus_device(dev); 12 struct platform_device *of = &sdev->of 12 struct platform_device *of = &sdev->ofdev; >> 13 int length; 13 14 14 if (*sdev->modalias) !! 15 if (*sdev->modalias) { 15 return sysfs_emit(buf, "%s\n", !! 16 strscpy(buf, sdev->modalias, sizeof(sdev->modalias) + 1); 16 else !! 17 strcat(buf, "\n"); 17 return sysfs_emit(buf, "of:N%p !! 18 length = strlen(buf); 18 of->dev.of_n !! 19 } else { 19 of_node_get_ !! 20 length = sprintf(buf, "of:N%pOFn%c%s\n", >> 21 of->dev.of_node, 'T', >> 22 of_node_get_device_type(of->dev.of_node)); >> 23 } >> 24 >> 25 return length; 20 } 26 } 21 static DEVICE_ATTR_RO(modalias); 27 static DEVICE_ATTR_RO(modalias); 22 28 23 static ssize_t name_show(struct device *dev, 29 static ssize_t name_show(struct device *dev, 24 struct device_attribu 30 struct device_attribute *attr, char *buf) 25 { 31 { 26 struct soundbus_dev *sdev = to_soundbu 32 struct soundbus_dev *sdev = to_soundbus_device(dev); 27 struct platform_device *of = &sdev->of 33 struct platform_device *of = &sdev->ofdev; 28 34 29 return sysfs_emit(buf, "%pOFn\n", of-> !! 35 return sprintf(buf, "%pOFn\n", of->dev.of_node); 30 } 36 } 31 static DEVICE_ATTR_RO(name); 37 static DEVICE_ATTR_RO(name); 32 38 33 static ssize_t type_show(struct device *dev, 39 static ssize_t type_show(struct device *dev, 34 struct device_attribu 40 struct device_attribute *attr, char *buf) 35 { 41 { 36 struct soundbus_dev *sdev = to_soundbu 42 struct soundbus_dev *sdev = to_soundbus_device(dev); 37 struct platform_device *of = &sdev->of 43 struct platform_device *of = &sdev->ofdev; 38 44 39 return sysfs_emit(buf, "%s\n", of_node !! 45 return sprintf(buf, "%s\n", of_node_get_device_type(of->dev.of_node)); 40 } 46 } 41 static DEVICE_ATTR_RO(type); 47 static DEVICE_ATTR_RO(type); 42 48 43 struct attribute *soundbus_dev_attrs[] = { 49 struct attribute *soundbus_dev_attrs[] = { 44 &dev_attr_name.attr, 50 &dev_attr_name.attr, 45 &dev_attr_type.attr, 51 &dev_attr_type.attr, 46 &dev_attr_modalias.attr, 52 &dev_attr_modalias.attr, 47 NULL, 53 NULL, 48 }; 54 }; 49 55
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