Merge branch 'bjorn-notify' into release

[linux-drm-fsl-dcu.git] / drivers / platform / x86 / eeepc-laptop.c

diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 8153b3e5918967bb1662c44523d1ab7eab233d69..46b5aa5e85f041214d4611a34b2282c516ec5f0e 100644 (file)
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -181,6 +181,7 @@ 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 int eeepc_hotk_resume(struct acpi_device *device);
+static void eeepc_hotk_notify(struct acpi_device *device, u32 event);
 
 static const struct acpi_device_id eeepc_device_ids[] = {
        {EEEPC_HOTK_HID, 0},
@@ -192,10 +193,12 @@ 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,
                .resume = eeepc_hotk_resume,
+               .notify = eeepc_hotk_notify,
        },
 };
 
@@ -558,7 +561,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
        eeepc_rfkill_hotplug();
 }
 
-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;
@@ -566,6 +569,8 @@ 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]++;
@@ -646,7 +651,6 @@ 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)
@@ -664,10 +668,6 @@ 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");
@@ -725,14 +725,8 @@ 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");