From: Colin Cross <ccross@android.com>
Date: Wed, 27 Oct 2010 21:15:19 +0000 (-0700)
Subject: ARM: tegra: suspend: Disable FIQs in suspend
X-Git-Tag: firefly_0821_release~9833^2~135^2~4
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4060ab885f30fb6568575c2f3ce157c7adc528a5;p=firefly-linux-kernel-4.4.55.git

ARM: tegra: suspend: Disable FIQs in suspend

Change-Id: I9aaba8c0cada6efcdcc0fe8633f643ec5609b198
Signed-off-by: Colin Cross <ccross@android.com>
---

diff --git a/arch/arm/mach-tegra/suspend.c b/arch/arm/mach-tegra/suspend.c
index 34b0e7e8fe7b..38d5c0b55cc1 100644
--- a/arch/arm/mach-tegra/suspend.c
+++ b/arch/arm/mach-tegra/suspend.c
@@ -583,6 +583,7 @@ static int tegra_suspend_enter(suspend_state_t state)
 		lp_state = 1;
 
 	local_irq_save(flags);
+	local_fiq_disable();
 
 	pr_info("Entering suspend state LP%d\n", lp_state);
 	if (do_lp0) {
@@ -645,6 +646,7 @@ static int tegra_suspend_enter(suspend_state_t state)
 
 	tegra_time_in_suspend[time_to_bin(secs)]++;
 
+	local_fiq_enable();
 	local_irq_restore(flags);
 
 	return 0;