Subject: [PATCH] [acpi button] Add event interface for power, sleep, lid buttons

Signed-off-by: Patrick Mochel <mochel@linux.intel.com>

---

 drivers/acpi/drivers/button/event.c |   24 +++++++++++++++++++++++-
 1 files changed, 23 insertions(+), 1 deletions(-)

applies-to: 0b07d5db3dcb188ebecfcd2e7299b4d1d2b5a0f9
91b1e2c9cd8dad9a1bb191b7bf0e331eb4d687b6
diff --git a/drivers/acpi/drivers/button/event.c b/drivers/acpi/drivers/button/event.c
index 13139a9..e7fe09a 100644
--- a/drivers/acpi/drivers/button/event.c
+++ b/drivers/acpi/drivers/button/event.c
@@ -9,4 +9,26 @@
 #include <acpi/driver.h>
 #include "button.h"
 
-acpi_device_event_none(button);
+
+#define ACPI_BUTTON_NOTIFY_STATUS	0x80
+
+static void button_notify(acpi_handle handle, u32 event, void *data)
+{
+	struct acpi_button * ab = data;
+
+	ACPI_FUNCTION_TRACE(FUNCTION);
+
+	switch (event) {
+	case ACPI_BUTTON_NOTIFY_STATUS:
+		acpi_bus_generate_event(ab->b_ad->acpi_device, event,
+					++ab->b_count);
+		break;
+	default:
+		dbg("Unsupported event [0x%x]\n", event);
+		break;
+	}
+	return_VOID;
+}
+
+
+acpi_device_event(button);
---
0.99.9.GIT