locking: Rename __RAW_SPIN_LOCK_UNLOCKED to __ARCH_SPIN_LOCK_UNLOCKED
[linux-2.6.git] / sound / aoa / soundbus / sysfs.c
1 #include <linux/kernel.h>
2 #include <linux/stat.h>
3 /* FIX UP */
4 #include "soundbus.h"
5
6 #define soundbus_config_of_attr(field, format_string)                   \
7 static ssize_t                                                          \
8 field##_show (struct device *dev, struct device_attribute *attr,        \
9               char *buf)                                                \
10 {                                                                       \
11         struct soundbus_dev *mdev = to_soundbus_device (dev);           \
12         return sprintf (buf, format_string, mdev->ofdev.node->field);   \
13 }
14
15 static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
16                              char *buf)
17 {
18         struct soundbus_dev *sdev = to_soundbus_device(dev);
19         struct of_device *of = &sdev->ofdev;
20         int length;
21
22         if (*sdev->modalias) {
23                 strlcpy(buf, sdev->modalias, sizeof(sdev->modalias) + 1);
24                 strcat(buf, "\n");
25                 length = strlen(buf);
26         } else {
27                 length = sprintf(buf, "of:N%sT%s\n",
28                                  of->node->name, of->node->type);
29         }
30
31         return length;
32 }
33
34 soundbus_config_of_attr (name, "%s\n");
35 soundbus_config_of_attr (type, "%s\n");
36
37 struct device_attribute soundbus_dev_attrs[] = {
38         __ATTR_RO(name),
39         __ATTR_RO(type),
40         __ATTR_RO(modalias),
41         __ATTR_NULL
42 };