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path: root/drivers/platform/x86
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Diffstat (limited to 'drivers/platform/x86')
-rw-r--r--drivers/platform/x86/eeepc-laptop.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 353a898c369..1e28413060b 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -180,6 +180,7 @@ static struct key_entry eeepc_keymap[] = {
*/
static int eeepc_hotk_add(struct acpi_device *device);
static int eeepc_hotk_remove(struct acpi_device *device, int type);
+static void eeepc_hotk_notify(struct acpi_device *device, u32 event);
static const struct acpi_device_id eeepc_device_ids[] = {
{EEEPC_HOTK_HID, 0},
@@ -191,9 +192,11 @@ static struct acpi_driver eeepc_hotk_driver = {
.name = EEEPC_HOTK_NAME,
.class = EEEPC_HOTK_CLASS,
.ids = eeepc_device_ids,
+ .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
.ops = {
.add = eeepc_hotk_add,
.remove = eeepc_hotk_remove,
+ .notify = eeepc_hotk_notify,
},
};
@@ -569,7 +572,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
rfkill_force_state(ehotk->eeepc_wlan_rfkill, state);
}
-static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
+static void eeepc_hotk_notify(struct acpi_device *device, u32 event)
{
static struct key_entry *key;
u16 count;
@@ -577,6 +580,8 @@ static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
if (!ehotk)
return;
+ if (event > ACPI_MAX_SYS_NOTIFY)
+ return;
if (event >= NOTIFY_BRN_MIN && event <= NOTIFY_BRN_MAX)
brn = notify_brn();
count = ehotk->event_count[event % 128]++;
@@ -657,7 +662,6 @@ static void eeepc_unregister_rfkill_notifier(char *node)
static int eeepc_hotk_add(struct acpi_device *device)
{
- acpi_status status = AE_OK;
int result;
if (!device)
@@ -675,10 +679,6 @@ static int eeepc_hotk_add(struct acpi_device *device)
result = eeepc_hotk_check();
if (result)
goto ehotk_fail;
- status = acpi_install_notify_handler(ehotk->handle, ACPI_SYSTEM_NOTIFY,
- eeepc_hotk_notify, ehotk);
- if (ACPI_FAILURE(status))
- printk(EEEPC_ERR "Error installing notify handler\n");
eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P6");
eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P7");
@@ -759,14 +759,8 @@ static int eeepc_hotk_add(struct acpi_device *device)
static int eeepc_hotk_remove(struct acpi_device *device, int type)
{
- acpi_status status = 0;
-
if (!device || !acpi_driver_data(device))
return -EINVAL;
- status = acpi_remove_notify_handler(ehotk->handle, ACPI_SYSTEM_NOTIFY,
- eeepc_hotk_notify);
- if (ACPI_FAILURE(status))
- printk(EEEPC_ERR "Error removing notify handler\n");
eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P6");
eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P7");