linux-kernel - [PATCH] ARM: pxa: fix suspend on PXA3XX

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Date:	Mon, 24 Jan 2011 11:25:50 +0100
From:	Sven Neumann <s.neumann@...mfeld.com>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Eric Miao <eric.y.miao@...il.com>,
	Daniel Mack <daniel@...aq.de>,
	Sven Neumann <s.neumann@...mfeld.com>
Subject: [PATCH] ARM: pxa: fix suspend on PXA3XX

Resurrect the save and restore functions in pxa3xx_cpu_pm_fns
so that pxa_pm_enter() won't crash. This fixes a regression
introduced by commit aae8224d.

Signed-off-by: Sven Neumann <s.neumann@...mfeld.com>
---
 arch/arm/mach-pxa/pxa3xx.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index fed372e..920e8ef 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -205,7 +205,17 @@ static int pxa3xx_cpu_pm_valid(suspend_state_t state)
 	return state == PM_SUSPEND_MEM || state == PM_SUSPEND_STANDBY;
 }
 
+static void pxa3xx_cpu_pm_save(unsigned long *sleep_save)
+{
+}
+
+static void pxa3xx_cpu_pm_restore(unsigned long *sleep_save)
+{
+}
+
 static struct pxa_cpu_pm_fns pxa3xx_cpu_pm_fns = {
+	.save		= pxa3xx_cpu_pm_save,
+	.restore	= pxa3xx_cpu_pm_restore,
 	.valid		= pxa3xx_cpu_pm_valid,
 	.enter		= pxa3xx_cpu_pm_enter,
 };
-- 
1.7.1

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