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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2006-11-11 17:18:42 +1100
committerGreg Kroah-Hartman <gregkh@suse.de>2006-12-01 14:52:01 -0800
commit465ae641e4a3e5028aa9c85d3843259aa28a22ce (patch)
treea8f20c576d03dc40d67ad8b5ee5f9dec4f114a81 /drivers/acpi
parentc6dbaef22a2f78700e242915a13218dd780c89ff (diff)
downloadlinux-465ae641e4a3e5028aa9c85d3843259aa28a22ce.tar.gz
ACPI: Change ACPI to use dev_archdata instead of firmware_data
Change ACPI to use dev_archdata instead of firmware_data

This patch changes ACPI to use the new dev_archdata on i386, x86_64
and ia64 (is there any other arch using ACPI ?) to store it's
acpi_handle.

It also removes the firmware_data field from struct device as this
was the only user.

Only build-tested on x86

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Len Brown <lenb@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/glue.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index 10f160dc75b1..a2f46d587d55 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -267,9 +267,9 @@ static int acpi_bind_one(struct device *dev, acpi_handle handle)
 {
 	acpi_status status;
 
-	if (dev->firmware_data) {
+	if (dev->archdata.acpi_handle) {
 		printk(KERN_WARNING PREFIX
-		       "Drivers changed 'firmware_data' for %s\n", dev->bus_id);
+		       "Drivers changed 'acpi_handle' for %s\n", dev->bus_id);
 		return -EINVAL;
 	}
 	get_device(dev);
@@ -278,25 +278,26 @@ static int acpi_bind_one(struct device *dev, acpi_handle handle)
 		put_device(dev);
 		return -EINVAL;
 	}
-	dev->firmware_data = handle;
+	dev->archdata.acpi_handle = handle;
 
 	return 0;
 }
 
 static int acpi_unbind_one(struct device *dev)
 {
-	if (!dev->firmware_data)
+	if (!dev->archdata.acpi_handle)
 		return 0;
-	if (dev == acpi_get_physical_device(dev->firmware_data)) {
+	if (dev == acpi_get_physical_device(dev->archdata.acpi_handle)) {
 		/* acpi_get_physical_device increase refcnt by one */
 		put_device(dev);
-		acpi_detach_data(dev->firmware_data, acpi_glue_data_handler);
-		dev->firmware_data = NULL;
+		acpi_detach_data(dev->archdata.acpi_handle,
+				 acpi_glue_data_handler);
+		dev->archdata.acpi_handle = NULL;
 		/* acpi_bind_one increase refcnt by one */
 		put_device(dev);
 	} else {
 		printk(KERN_ERR PREFIX
-		       "Oops, 'firmware_data' corrupt for %s\n", dev->bus_id);
+		       "Oops, 'acpi_handle' corrupt for %s\n", dev->bus_id);
 	}
 	return 0;
 }
@@ -328,7 +329,8 @@ static int acpi_platform_notify(struct device *dev)
 	if (!ret) {
 		struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 
-		acpi_get_name(dev->firmware_data, ACPI_FULL_PATHNAME, &buffer);
+		acpi_get_name(dev->archdata.acpi_handle,
+			      ACPI_FULL_PATHNAME, &buffer);
 		DBG("Device %s -> %s\n", dev->bus_id, (char *)buffer.pointer);
 		kfree(buffer.pointer);
 	} else