Eric Lee / smarc-fsl-linux-kernel

Blame view

drivers/dio/dio-sysfs.c 2.2 KB
edit raw normal view history
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
  /*
   *  File Attributes for DIO Devices
   *
   *  Copyright (C) 2004 Jochen Friedrich
   *
   *  Loosely based on drivers/pci/pci-sysfs.c and drivers/zorro/zorro-sysfs.c
   *
   *  This file is subject to the terms and conditions of the GNU General Public
   *  License.  See the file COPYING in the main directory of this archive
   *  for more details.
   */
  
  
  #include <linux/kernel.h>
  #include <linux/dio.h>
  #include <linux/stat.h>
  
  /* show configuration fields */
74880c063   Yani Ioannou   [PATCH] Driver Co... 
19
 
  static ssize_t dio_show_id(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
20
21
22
23
24
25
26
27
 
  {
  	struct dio_dev *d;
  
  	d = to_dio_dev(dev);
  	return sprintf(buf, "0x%02x
  ", (d->id & 0xff));
  }
  static DEVICE_ATTR(id, S_IRUGO, dio_show_id, NULL);
74880c063   Yani Ioannou   [PATCH] Driver Co... 
28
 
  static ssize_t dio_show_ipl(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
29
30
31
32
33
34
35
36
 
  {
  	struct dio_dev *d;
  
  	d = to_dio_dev(dev);
  	return sprintf(buf, "0x%02x
  ", d->ipl);
  }
  static DEVICE_ATTR(ipl, S_IRUGO, dio_show_ipl, NULL);
74880c063   Yani Ioannou   [PATCH] Driver Co... 
37
 
  static ssize_t dio_show_secid(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
38
39
40
41
42
43
44
45
 
  {
  	struct dio_dev *d;
  
  	d = to_dio_dev(dev);
  	return sprintf(buf, "0x%02x
  ", ((d->id >> 8)& 0xff));
  }
  static DEVICE_ATTR(secid, S_IRUGO, dio_show_secid, NULL);
74880c063   Yani Ioannou   [PATCH] Driver Co... 
46
 
  static ssize_t dio_show_name(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
47
48
49
50
51
52
53
54
 
  {
  	struct dio_dev *d;
  
  	d = to_dio_dev(dev);
  	return sprintf(buf, "%s
  ", d->name);
  }
  static DEVICE_ATTR(name, S_IRUGO, dio_show_name, NULL);
74880c063   Yani Ioannou   [PATCH] Driver Co... 
55
 
  static ssize_t dio_show_resource(struct device *dev, struct device_attribute *attr, char *buf)
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
56
57
58
59
60
 
  {
  	struct dio_dev *d = to_dio_dev(dev);
  
  	return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx
  ",
fae3306ac   Geert Uytterhoeven   m68k: dio - Kill ... 
61
62
 
  		       (unsigned long)dio_resource_start(d),
  		       (unsigned long)dio_resource_end(d),
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
63
64
65
 
  		       dio_resource_flags(d));
  }
  static DEVICE_ATTR(resource, S_IRUGO, dio_show_resource, NULL);
2e4c77bea   Geert Uytterhoeven   m68k: dio - Kill ... 
66
 
  int dio_create_sysfs_dev_files(struct dio_dev *d)
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
67
68
 
  {
  	struct device *dev = &d->dev;
2e4c77bea   Geert Uytterhoeven   m68k: dio - Kill ... 
69
 
  	int error;
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
70
71
 
  
  	/* current configuration's attributes */
2e4c77bea   Geert Uytterhoeven   m68k: dio - Kill ... 
72
73
74
75
76
77
78
79
 
  	if ((error = device_create_file(dev, &dev_attr_id)) ||
  	    (error = device_create_file(dev, &dev_attr_ipl)) ||
  	    (error = device_create_file(dev, &dev_attr_secid)) ||
  	    (error = device_create_file(dev, &dev_attr_name)) ||
  	    (error = device_create_file(dev, &dev_attr_resource)))
  		return error;
  
  	return 0;
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
80
 
  }