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PNP: create device attributes via default device attributes 

This creates the attributes before the uevent is sent.

Signed-off-by: Drew Moseley <dmoseley@mvista.com>
Acked-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
hifive-unleashed-5.1
Drew Moseley 2008-09-28 01:31:35 +02:00 committed by Greg Kroah-Hartman
parent 3ce24d8d93
commit 8a89efd18a
4 changed files with 11 additions and 39 deletions
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2
drivers/pnp/base.h
View File

@ -4,6 +4,7 @@
*/
extern spinlock_t pnp_lock;
extern struct device_attribute pnp_interface_attrs[];
void *pnp_alloc(long size);
int pnp_register_protocol(struct pnp_protocol *protocol);
@ -16,7 +17,6 @@ struct pnp_card *pnp_alloc_card(struct pnp_protocol *, int id, char *pnpid);
int pnp_add_device(struct pnp_dev *dev);
struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id);
int pnp_interface_attach_device(struct pnp_dev *dev);
int pnp_add_card(struct pnp_card *card);
void pnp_remove_card(struct pnp_card *card);

10
drivers/pnp/core.c
View File

@ -159,21 +159,13 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id, char *pnpid
int __pnp_add_device(struct pnp_dev *dev)
{
int ret;
pnp_fixup_device(dev);
dev->status = PNP_READY;
spin_lock(&pnp_lock);
list_add_tail(&dev->global_list, &pnp_global);
list_add_tail(&dev->protocol_list, &dev->protocol->devices);
spin_unlock(&pnp_lock);
ret = device_register(&dev->dev);
if (ret)
return ret;
pnp_interface_attach_device(dev);
return 0;
return device_register(&dev->dev);
}
/*

1
drivers/pnp/driver.c
View File

@ -206,6 +206,7 @@ struct bus_type pnp_bus_type = {
.remove = pnp_device_remove,
.suspend = pnp_bus_suspend,
.resume = pnp_bus_resume,
.dev_attrs = pnp_interface_attrs,
};
int pnp_register_driver(struct pnp_driver *drv)

37
drivers/pnp/interface.c
View File

@ -243,8 +243,6 @@ static ssize_t pnp_show_options(struct device *dmdev,
return ret;
}
static DEVICE_ATTR(options, S_IRUGO, pnp_show_options, NULL);
static ssize_t pnp_show_current_resources(struct device *dmdev,
struct device_attribute *attr,
char *buf)
@ -420,9 +418,6 @@ done:
return count;
}
static DEVICE_ATTR(resources, S_IRUGO | S_IWUSR,
pnp_show_current_resources, pnp_set_current_resources);
static ssize_t pnp_show_current_ids(struct device *dmdev,
struct device_attribute *attr, char *buf)
{
@ -437,27 +432,11 @@ static ssize_t pnp_show_current_ids(struct device *dmdev,
return (str - buf);
}
static DEVICE_ATTR(id, S_IRUGO, pnp_show_current_ids, NULL);
int pnp_interface_attach_device(struct pnp_dev *dev)
{
int rc = device_create_file(&dev->dev, &dev_attr_options);
if (rc)
goto err;
rc = device_create_file(&dev->dev, &dev_attr_resources);
if (rc)
goto err_opt;
rc = device_create_file(&dev->dev, &dev_attr_id);
if (rc)
goto err_res;
return 0;
err_res:
device_remove_file(&dev->dev, &dev_attr_resources);
err_opt:
device_remove_file(&dev->dev, &dev_attr_options);
err:
return rc;
}
struct device_attribute pnp_interface_attrs[] = {
__ATTR(resources, S_IRUGO | S_IWUSR,
pnp_show_current_resources,
pnp_set_current_resources),
__ATTR(options, S_IRUGO, pnp_show_options, NULL),
__ATTR(id, S_IRUGO, pnp_show_current_ids, NULL),
__ATTR_NULL,
};