The patch titled
eeepc-laptop.c: don't enable camera at startup if it's already on.
has been added to the -mm tree. Its filename is
eeepc-laptopc-dont-enable-camera-at-startup-if-its-already-on.patch
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------------------------------------------------------
Subject: eeepc-laptop.c: don't enable camera at startup if it's already on.
From: Luca Niccoli <lultimouomo@xxxxxxxxx>
Switching the camera takes 500ms, checking if it's on is almost free...
The BIOS remembers the setting through reboots, so there's good chance the
camera is already enabled.
Signed-off-by: Luca Niccoli <lultimouomo@xxxxxxxxx>
Cc: Corentin Chary <corentincj@xxxxxxxxxx>
Cc: Len Brown <len.brown@xxxxxxxxx>
Cc: Alan Jenkins <alan-jenkins@xxxxxxxxxxxxxx>
Cc: Matthew Garrett <mjg@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
diff -puN drivers/platform/x86/eeepc-laptop.c~eeepc-laptopc-dont-enable-camera-at-startup-if-its-already-on drivers/platform/x86/eeepc-laptop.c
--- a/drivers/platform/x86/eeepc-laptop.c~eeepc-laptopc-dont-enable-camera-at-startup-if-its-already-on
+++ a/drivers/platform/x86/eeepc-laptop.c
@@ -356,7 +356,8 @@ static void __devinit eeepc_enable_camer
* If the following call to set_acpi() fails, it's because there's no
* camera so we can ignore the error.
*/
- set_acpi(CM_ASL_CAMERA, 1);
+ if (get_acpi(CM_ASL_CAMERA) == 0)
+ set_acpi(CM_ASL_CAMERA, 1);
}
/*
_
Patches currently in -mm which might be from lultimouomo@xxxxxxxxx are
eeepc-laptopc-dont-enable-camera-at-startup-if-its-already-on.patch
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