From: Leon Woestenberg <leon.woestenberg@gmail.com>
Date: Fri, 7 Dec 2007 16:38:03 +0000 (+0000)
Subject: linux-2.6.23: Add LED trigger for CPU activity. Added powerpc hook. Build module... 
X-Git-Tag: Release-2010-05/1~8180^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=46c78def93e1fc4adcc4af96aaeda288f8be4d55;p=openembedded.git

linux-2.6.23: Add LED trigger for CPU activity. Added powerpc hook. Build module for MPC8313E-RDB machine.
---

diff --git a/packages/linux/linux-2.6.23/leds-cpu-activity-powerpc.patch b/packages/linux/linux-2.6.23/leds-cpu-activity-powerpc.patch
new file mode 100644
index 0000000000..b377355815
--- /dev/null
+++ b/packages/linux/linux-2.6.23/leds-cpu-activity-powerpc.patch
@@ -0,0 +1,46 @@
+Index: linux-2.6.23/arch/powerpc/kernel/idle.c
+===================================================================
+--- linux-2.6.23.orig/arch/powerpc/kernel/idle.c	2007-10-09 22:31:38.000000000 +0200
++++ linux-2.6.23/arch/powerpc/kernel/idle.c	2007-12-05 11:34:39.000000000 +0100
+@@ -19,6 +19,7 @@
+  * 2 of the License, or (at your option) any later version.
+  */
+ 
++#include <linux/leds.h>
+ #include <linux/sched.h>
+ #include <linux/kernel.h>
+ #include <linux/smp.h>
+@@ -50,6 +51,12 @@
+ __setup("powersave=off", powersave_off);
+ 
+ /*
++ * CPU activity indicator.
++ */
++void (*leds_idle)(int is_idle);
++EXPORT_SYMBOL(leds_idle);
++
++/*
+  * The body of the idle task.
+  */
+ void cpu_idle(void)
+@@ -59,6 +66,8 @@
+ 
+ 	set_thread_flag(TIF_POLLING_NRFLAG);
+ 	while (1) {
++ 		if (leds_idle)
++     	leds_idle(1);
+ 		while (!need_resched() && !cpu_should_die()) {
+ 			ppc64_runlatch_off();
+ 
+@@ -92,8 +101,11 @@
+ 		ppc64_runlatch_on();
+ 		if (cpu_should_die())
+ 			cpu_die();
++    if (leds_idle)
++			leds_idle(0);
+ 		preempt_enable_no_resched();
+ 		schedule();
++
+ 		preempt_disable();
+ 	}
+ }
diff --git a/packages/linux/linux-2.6.23/mpc8313e-rdb/defconfig b/packages/linux/linux-2.6.23/mpc8313e-rdb/defconfig
index 6ac9151be6..2cd1cb3b1a 100644
--- a/packages/linux/linux-2.6.23/mpc8313e-rdb/defconfig
+++ b/packages/linux/linux-2.6.23/mpc8313e-rdb/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.23
-# Wed Nov 28 23:32:31 2007
+# Wed Dec  5 10:34:37 2007
 #
 # CONFIG_PPC64 is not set
 
@@ -1467,6 +1467,7 @@ CONFIG_LEDS_MPC8313E_RDB=m
 CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_TIMER=m
 CONFIG_LEDS_TRIGGER_HEARTBEAT=m
+CONFIG_LEDS_TRIGGER_CPU_ACTIVITY=m
 # CONFIG_INFINIBAND is not set
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y