openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

pcmcia: simplify rsrc_nonstatic attributes 

Simplify sysfs attribute registration for sockets without static
resource mappings by using an attribute_group.  This shrinks object
size a bit:  use loops in sysfs code, but have more data.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
This commit is contained in:
David Brownell 2008-06-12 12:13:55 -07:00 committed by Dominik Brodowski
parent 785e821eb6
commit 7d5789616d
1 changed files with 10 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/pcmcia/rsrc_nonstatic.c
View File

@ -1008,41 +1008,34 @@ static ssize_t store_mem_db(struct device *dev,
} }
static DEVICE_ATTR(available_resources_mem, 0600, show_mem_db, store_mem_db); static DEVICE_ATTR(available_resources_mem, 0600, show_mem_db, store_mem_db);
static struct device_attribute *pccard_rsrc_attributes[] = { static struct attribute *pccard_rsrc_attributes[] = {
&dev_attr_available_resources_io, &dev_attr_available_resources_io.attr,
&dev_attr_available_resources_mem, &dev_attr_available_resources_mem.attr,
NULL, NULL,
}; };
static const struct attribute_group rsrc_attributes = {
.attrs = pccard_rsrc_attributes,
};
static int __devinit pccard_sysfs_add_rsrc(struct device *dev, static int __devinit pccard_sysfs_add_rsrc(struct device *dev,
struct class_interface *class_intf) struct class_interface *class_intf)
{ {
struct pcmcia_socket *s = dev_get_drvdata(dev); struct pcmcia_socket *s = dev_get_drvdata(dev);
struct device_attribute **attr;
int ret = 0;
if (s->resource_ops != &pccard_nonstatic_ops) if (s->resource_ops != &pccard_nonstatic_ops)
return 0; return 0;
return sysfs_create_group(&dev->kobj, &rsrc_attributes);
for (attr = pccard_rsrc_attributes; *attr; attr++) {
ret = device_create_file(dev, *attr);
if (ret)
break;
}
return ret;
} }
static void __devexit pccard_sysfs_remove_rsrc(struct device *dev, static void __devexit pccard_sysfs_remove_rsrc(struct device *dev,
struct class_interface *class_intf) struct class_interface *class_intf)
{ {
struct pcmcia_socket *s = dev_get_drvdata(dev); struct pcmcia_socket *s = dev_get_drvdata(dev);
struct device_attribute **attr;
if (s->resource_ops != &pccard_nonstatic_ops) if (s->resource_ops != &pccard_nonstatic_ops)
return; return;
sysfs_remove_group(&dev->kobj, &rsrc_attributes);
for (attr = pccard_rsrc_attributes; *attr; attr++)
device_remove_file(dev, *attr);
} }
static struct class_interface pccard_rsrc_interface __refdata = { static struct class_interface pccard_rsrc_interface __refdata = {