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authorZhao Yakui <yakui.zhao@intel.com>2008-08-11 14:54:16 +0800
committerLen Brown <len.brown@intel.com>2008-10-22 17:59:36 -0400
commiteab4b645769fa2f8703f5a3cb0cc4ac090d347af (patch)
tree50c488ec8c020223af71931fe35d872de3c02ade /drivers/acpi/scan.c
parenta51e145f379ae48003129610922595893e8efde0 (diff)
downloadlinux-linaro-android-eab4b645769fa2f8703f5a3cb0cc4ac090d347af.tar.gz
ACPI: Attach the ACPI device to the ACPI handle as early as possible
Attach the ACPI device to the ACPI handle as early as possible so that OS can get the corresponding ACPI device by the acpi handle in the course of getting the power/wakeup/performance flags. http://bugzilla.kernel.org/show_bug.cgi?id=8049 http://bugzilla.kernel.org/show_bug.cgi?id=11000 Signed-off-by: Zhao Yakui <yakui.zhao@intel.com> Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/scan.c')
-rw-r--r--drivers/acpi/scan.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 308ddb1c207..ad0679843bd 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1253,6 +1253,16 @@ acpi_add_single_object(struct acpi_device **child,
acpi_device_set_id(device, parent, handle, type);
/*
+ * The ACPI device is attached to acpi handle before getting
+ * the power/wakeup/peformance flags. Otherwise OS can't get
+ * the corresponding ACPI device by the acpi handle in the course
+ * of getting the power/wakeup/performance flags.
+ */
+ result = acpi_device_set_context(device, type);
+ if (result)
+ goto end;
+
+ /*
* Power Management
* ----------------
*/
@@ -1282,8 +1292,6 @@ acpi_add_single_object(struct acpi_device **child,
goto end;
}
- if ((result = acpi_device_set_context(device, type)))
- goto end;
result = acpi_device_register(device, parent);