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f3d9478b JB |
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); \ | |
61c7a080 | 12 | return sprintf (buf, format_string, mdev->ofdev.dev.of_node->field); \ |
f3d9478b JB |
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); | |
2dc11581 | 19 | struct platform_device *of = &sdev->ofdev; |
f3d9478b JB |
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", | |
61c7a080 | 28 | of->dev.of_node->name, of->dev.of_node->type); |
f3d9478b JB |
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 | }; |