1#include <linux/kernel.h>
2#include <linux/stat.h>
3#include <asm/macio.h>
4
5
6#define macio_config_of_attr(field, format_string)			\
7static ssize_t								\
8field##_show (struct device *dev, struct device_attribute *attr,	\
9              char *buf)						\
10{									\
11	struct macio_dev *mdev = to_macio_device (dev);			\
12	return sprintf (buf, format_string, mdev->ofdev.dev.of_node->field); \
13}
14
15static ssize_t
16compatible_show (struct device *dev, struct device_attribute *attr, char *buf)
17{
18	struct platform_device *of;
19	const char *compat;
20	int cplen;
21	int length = 0;
22
23	of = &to_macio_device (dev)->ofdev;
24	compat = of_get_property(of->dev.of_node, "compatible", &cplen);
25	if (!compat) {
26		*buf = '\0';
27		return 0;
28	}
29	while (cplen > 0) {
30		int l;
31		length += sprintf (buf, "%s\n", compat);
32		buf += length;
33		l = strlen (compat) + 1;
34		compat += l;
35		cplen -= l;
36	}
37
38	return length;
39}
40
41static ssize_t modalias_show (struct device *dev, struct device_attribute *attr,
42			      char *buf)
43{
44	int len = of_device_get_modalias(dev, buf, PAGE_SIZE - 2);
45
46	buf[len] = '\n';
47	buf[len+1] = 0;
48
49	return len+1;
50}
51
52static ssize_t devspec_show(struct device *dev,
53				struct device_attribute *attr, char *buf)
54{
55	struct platform_device *ofdev;
56
57	ofdev = to_platform_device(dev);
58	return sprintf(buf, "%s\n", ofdev->dev.of_node->full_name);
59}
60
61macio_config_of_attr (name, "%s\n");
62macio_config_of_attr (type, "%s\n");
63
64struct device_attribute macio_dev_attrs[] = {
65	__ATTR_RO(name),
66	__ATTR_RO(type),
67	__ATTR_RO(compatible),
68	__ATTR_RO(modalias),
69	__ATTR_RO(devspec),
70	__ATTR_NULL
71};
72