Subject: [PATCH] [acpi driver model] Add event interface to AC driver

- Create drivers/acpi/drivers/ac/event.c

- Fill in notify function (+/- from original driver)
- Add declaration macro
- Add Makefile entry

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

---

 drivers/acpi/drivers/ac/Makefile |    2 +-
 drivers/acpi/drivers/ac/event.c  |   42 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+), 1 deletions(-)
 create mode 100644 drivers/acpi/drivers/ac/event.c

applies-to: 83ad324825c822abd540156306634ab0c098660e
f67dec2b69366431e791d1e874070f5487d50ccf
diff --git a/drivers/acpi/drivers/ac/Makefile b/drivers/acpi/drivers/ac/Makefile
index 2e12353..a5b6bb2 100644
--- a/drivers/acpi/drivers/ac/Makefile
+++ b/drivers/acpi/drivers/ac/Makefile
@@ -1,4 +1,4 @@
 obj-$(CONFIG_ACPI_AC)	+= ac.o
 
-ac-y			:= driver.o device.o
+ac-y			:= driver.o device.o event.o
 
diff --git a/drivers/acpi/drivers/ac/event.c b/drivers/acpi/drivers/ac/event.c
new file mode 100644
index 0000000..b114ad6
--- /dev/null
+++ b/drivers/acpi/drivers/ac/event.c
@@ -0,0 +1,42 @@
+/**
+ *
+ * drivers/acpi/drivers/ac/event.c - ACPI Event notification for ac
+ *
+ * Copyright (C) 2006 Patrick Mochel
+ * 
+ * Based on drivers/acpi/ac.c, which was: 
+ *  Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
+ *  Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ *
+ *
+ * This file is released under the GPLv2.
+ */
+
+
+#include <acpi/event.h>
+#include "ac.h"
+
+
+#define ACPI_AC_NOTIFY_STATUS		0x80
+
+static void ac_notify(acpi_handle handle, u32 event, void * data)
+{
+	struct acpi_dev * ad = data;
+	struct acpi_ac * ac = dev_get_drvdata(&ad->dev);
+
+	ACPI_FUNCTION_TRACE(__FUNCTION__);
+
+	switch (event) {
+	case ACPI_AC_NOTIFY_STATUS:
+		ac_get_state(ac);
+		acpi_bus_generate_event(ad->acpi_device, event, ac->a_state);
+		break;
+	default:
+		err("Unsupported event: [%#x]", event);
+		break;
+	}
+	return_VOID;
+}
+
+
+acpi_device_event(ac);
---
0.99.9.GIT