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tifm: add sysfs attribute for tifm devices

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A sysfs attribute reflecting current media type is added.

Signed-off-by: Alex Dubov <oakad@yahoo.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Alex Dubov 2007-04-12 16:59:20 +10:00 committed by Pierre Ossman
parent 88de1b2fed
commit 4e64f22385
1 changed files with 20 additions and 7 deletions
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27
drivers/misc/tifm_core.c
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@ -142,14 +142,27 @@ static int tifm_device_resume(struct device *dev)
#endif /* CONFIG_PM */ #endif /* CONFIG_PM */
static ssize_t type_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct tifm_dev *sock = container_of(dev, struct tifm_dev, dev);
return sprintf(buf, "%x", sock->type);
}
static struct device_attribute tifm_dev_attrs[] = {
__ATTR(type, S_IRUGO, type_show, NULL),
__ATTR_NULL
};
static struct bus_type tifm_bus_type = { static struct bus_type tifm_bus_type = {
.name = "tifm", .name = "tifm",
.match = tifm_bus_match, .dev_attrs = tifm_dev_attrs,
.uevent = tifm_uevent, .match = tifm_bus_match,
.probe = tifm_device_probe, .uevent = tifm_uevent,
.remove = tifm_device_remove, .probe = tifm_device_probe,
.suspend = tifm_device_suspend, .remove = tifm_device_remove,
.resume = tifm_device_resume .suspend = tifm_device_suspend,
.resume = tifm_device_resume
}; };
static void tifm_free(struct class_device *cdev) static void tifm_free(struct class_device *cdev)