2 * File Attributes for DIO Devices
4 * Copyright (C) 2004 Jochen Friedrich
6 * Loosely based on drivers/pci/pci-sysfs.c and drivers/zorro/zorro-sysfs.c
8 * This file is subject to the terms and conditions of the GNU General Public
9 * License. See the file COPYING in the main directory of this archive
14 #include <linux/kernel.h>
15 #include <linux/dio.h>
16 #include <linux/stat.h>
18 /* show configuration fields */
20 static ssize_t
dio_show_id(struct device
*dev
, struct device_attribute
*attr
, char *buf
)
25 return sprintf(buf
, "0x%02x\n", (d
->id
& 0xff));
27 static DEVICE_ATTR(id
, S_IRUGO
, dio_show_id
, NULL
);
29 static ssize_t
dio_show_ipl(struct device
*dev
, struct device_attribute
*attr
, char *buf
)
34 return sprintf(buf
, "0x%02x\n", d
->ipl
);
36 static DEVICE_ATTR(ipl
, S_IRUGO
, dio_show_ipl
, NULL
);
38 static ssize_t
dio_show_secid(struct device
*dev
, struct device_attribute
*attr
, char *buf
)
43 return sprintf(buf
, "0x%02x\n", ((d
->id
>> 8)& 0xff));
45 static DEVICE_ATTR(secid
, S_IRUGO
, dio_show_secid
, NULL
);
47 static ssize_t
dio_show_name(struct device
*dev
, struct device_attribute
*attr
, char *buf
)
52 return sprintf(buf
, "%s\n", d
->name
);
54 static DEVICE_ATTR(name
, S_IRUGO
, dio_show_name
, NULL
);
56 static ssize_t
dio_show_resource(struct device
*dev
, struct device_attribute
*attr
, char *buf
)
58 struct dio_dev
*d
= to_dio_dev(dev
);
60 return sprintf(buf
, "0x%08lx 0x%08lx 0x%08lx\n",
61 (unsigned long)dio_resource_start(d
),
62 (unsigned long)dio_resource_end(d
),
63 dio_resource_flags(d
));
65 static DEVICE_ATTR(resource
, S_IRUGO
, dio_show_resource
, NULL
);
67 int dio_create_sysfs_dev_files(struct dio_dev
*d
)
69 struct device
*dev
= &d
->dev
;
72 /* current configuration's attributes */
73 if ((error
= device_create_file(dev
, &dev_attr_id
)) ||
74 (error
= device_create_file(dev
, &dev_attr_ipl
)) ||
75 (error
= device_create_file(dev
, &dev_attr_secid
)) ||
76 (error
= device_create_file(dev
, &dev_attr_name
)) ||
77 (error
= device_create_file(dev
, &dev_attr_resource
)))
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