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eeepc-wmi: switch to platform_create_bundle()

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This allow to remove ~30 lines of code.

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Corentin Chary 2011-02-06 13:28:33 +01:00 committed by Matthew Garrett
parent 0773d7f9f1
commit a04ce290bf
1 changed files with 22 additions and 53 deletions
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75
drivers/platform/x86/eeepc-wmi.c
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@ -144,9 +144,6 @@ struct eeepc_wmi {
struct eeepc_wmi_debug debug;
};
/* Only used in eeepc_wmi_init() and eeepc_wmi_exit() */
static struct platform_device *platform_device;
static int eeepc_wmi_input_init(struct eeepc_wmi *eeepc)
{
int err;
@ -932,33 +929,12 @@ static int eeepc_wmi_sysfs_init(struct platform_device *device)
*/
static int __init eeepc_wmi_platform_init(struct eeepc_wmi *eeepc)
{
int err;
eeepc->platform_device = platform_device_alloc(EEEPC_WMI_FILE, -1);
if (!eeepc->platform_device)
return -ENOMEM;
platform_set_drvdata(eeepc->platform_device, eeepc);
err = platform_device_add(eeepc->platform_device);
if (err)
goto fail_platform_device;
err = eeepc_wmi_sysfs_init(eeepc->platform_device);
if (err)
goto fail_sysfs;
return 0;
fail_sysfs:
platform_device_del(eeepc->platform_device);
fail_platform_device:
platform_device_put(eeepc->platform_device);
return err;
return eeepc_wmi_sysfs_init(eeepc->platform_device);
}
static void eeepc_wmi_platform_exit(struct eeepc_wmi *eeepc)
{
eeepc_wmi_sysfs_exit(eeepc->platform_device);
platform_device_unregister(eeepc->platform_device);
}
/*
@ -1094,7 +1070,7 @@ static void eeepc_dmi_check(struct eeepc_wmi *eeepc)
}
}
static struct platform_device * __init eeepc_wmi_add(void)
static int __init eeepc_wmi_add(struct platform_device *pdev)
{
struct eeepc_wmi *eeepc;
acpi_status status;
@ -1102,15 +1078,14 @@ static struct platform_device * __init eeepc_wmi_add(void)
eeepc = kzalloc(sizeof(struct eeepc_wmi), GFP_KERNEL);
if (!eeepc)
return ERR_PTR(-ENOMEM);
return -ENOMEM;
eeepc->platform_device = pdev;
platform_set_drvdata(eeepc->platform_device, eeepc);
eeepc->hotplug_wireless = hotplug_wireless;
eeepc_dmi_check(eeepc);
/*
* Register the platform device first. It is used as a parent for the
* sub-devices below.
*/
err = eeepc_wmi_platform_init(eeepc);
if (err)
goto fail_platform;
@ -1147,7 +1122,7 @@ static struct platform_device * __init eeepc_wmi_add(void)
if (err)
goto fail_debugfs;
return eeepc->platform_device;
return 0;
fail_debugfs:
wmi_remove_notify_handler(EEEPC_WMI_EVENT_GUID);
@ -1163,10 +1138,10 @@ fail_input:
eeepc_wmi_platform_exit(eeepc);
fail_platform:
kfree(eeepc);
return ERR_PTR(err);
return err;
}
static int eeepc_wmi_remove(struct platform_device *device)
static int __exit eeepc_wmi_remove(struct platform_device *device)
{
struct eeepc_wmi *eeepc;
@ -1232,6 +1207,7 @@ static const struct dev_pm_ops eeepc_pm_ops = {
};
static struct platform_driver platform_driver = {
.remove = __exit_p(eeepc_wmi_remove),
.driver = {
.name = EEEPC_WMI_FILE,
.owner = THIS_MODULE,
@ -1260,10 +1236,8 @@ static int __init eeepc_wmi_check_atkd(void)
return -1;
}
static int __init eeepc_wmi_init(void)
static int __init eeepc_wmi_probe(struct platform_device *pdev)
{
int err;
if (!wmi_has_guid(EEEPC_WMI_EVENT_GUID) ||
!wmi_has_guid(EEEPC_WMI_MGMT_GUID)) {
pr_warning("No known WMI GUID found\n");
@ -1280,29 +1254,24 @@ static int __init eeepc_wmi_init(void)
return -ENODEV;
}
platform_device = eeepc_wmi_add();
if (IS_ERR(platform_device)) {
err = PTR_ERR(platform_device);
goto fail_eeepc_wmi;
}
return eeepc_wmi_add(pdev);
}
err = platform_driver_register(&platform_driver);
if (err) {
pr_warning("Unable to register platform driver\n");
goto fail_platform_driver;
}
static struct platform_device *platform_device;
static int __init eeepc_wmi_init(void)
{
platform_device = platform_create_bundle(&platform_driver,
eeepc_wmi_probe,
NULL, 0, NULL, 0);
if (IS_ERR(platform_device))
return PTR_ERR(platform_device);
return 0;
fail_platform_driver:
eeepc_wmi_remove(platform_device);
fail_eeepc_wmi:
return err;
}
static void __exit eeepc_wmi_exit(void)
{
eeepc_wmi_remove(platform_device);
platform_device_unregister(platform_device);
platform_driver_unregister(&platform_driver);
}