* [folded] x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs-v2.patch removed from -mm tree
@ 2012-01-10 23:35 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2012-01-10 23:35 UTC (permalink / raw)
To: dsd, dilinger, hpa, mingo, mjg, tglx, mm-commits
The patch titled
Subject: x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs-v2
has been removed from the -mm tree. Its filename was
x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs-v2.patch
This patch was dropped because it was folded into x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs.patch
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
From: Daniel Drake <dsd@laptop.org>
Subject: x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs-v2
v2: Fix sscanf usage error and add an explanatory comment in the code, both pointed out by Andrew Morton. Thanks!
Signed-off-by: Daniel Drake <dsd@laptop.org>
Cc: Andres Salomon <dilinger@queued.net>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
arch/x86/platform/olpc/olpc-xo15-sci.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff -puN arch/x86/platform/olpc/olpc-xo15-sci.c~x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs-v2 arch/x86/platform/olpc/olpc-xo15-sci.c
--- a/arch/x86/platform/olpc/olpc-xo15-sci.c~x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs-v2
+++ a/arch/x86/platform/olpc/olpc-xo15-sci.c
@@ -26,6 +26,17 @@
static unsigned long xo15_sci_gpe;
static bool lid_wake_on_close;
+/*
+ * The normal ACPI LID wakeup behavior is wake-on-open, but not
+ * wake-on-close. This is implemented as standard by the XO-1.5 DSDT.
+ *
+ * We provide here a sysfs attribute that will additionally enable
+ * wake-on-close behavior. This is useful (e.g.) when we oportunistically
+ * suspend with the display running; if the lid is then closed, we want to
+ * wake up to turn the display off.
+ *
+ * This is controlled through a custom method in the XO-1.5 DSDT.
+ */
static int set_lid_wake_behavior(bool wake_on_close)
{
struct acpi_object_list arg_list;
@@ -39,7 +50,7 @@ static int set_lid_wake_behavior(bool wa
status = acpi_evaluate_object(NULL, "\\_SB.PCI0.LID.LIDW", &arg_list,
NULL);
if (ACPI_FAILURE(status)) {
- pr_warning(PFX "failed to set lid behaviour\n");
+ pr_warning(PFX "failed to set lid behavior\n");
return 1;
}
_
Patches currently in -mm which might be from dsd@laptop.org are
origin.patch
linux-next.patch
x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs.patch
x86-olpc-add-debugfs-interface-for-ec-commands.patch
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2012-01-10 23:35 [folded] x86-olpc-xo15-sci-enable-lid-close-wakeup-control-through-sysfs-v2.patch removed from -mm tree akpm
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