From: Tony Lindgren <tony@atomide.com>
Date: Fri, 1 Jul 2005 18:40:48 +0000 (-0700)
Subject: ARM: OMAP: Sync pm.c dyntick call with mainline
X-Git-Tag: v2.6.13-omap1~76
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=a29e6ebf6150bb509f24cbf01bd3a32d12522341;p=linux-2.6-omap-h63xx.git

ARM: OMAP: Sync pm.c dyntick call with mainline

Sync pm.c dyntick call with mainline
---

diff --git a/arch/arm/mach-omap/pm.c b/arch/arm/mach-omap/pm.c
index e234fde4172..61d9ec7f79f 100644
--- a/arch/arm/mach-omap/pm.c
+++ b/arch/arm/mach-omap/pm.c
@@ -90,10 +90,6 @@ void omap_pm_idle(void)
 	}
 	mask32 = omap_readl(ARM_SYSST);
 
-#if defined(CONFIG_OMAP_32K_TIMER) && defined(CONFIG_NO_IDLE_HZ)
-	timer_dyn_reprogram();
-#endif
-
 	/*
 	 * Prevent the ULPD from entering low power state by setting
 	 * POWER_CTRL_REG:4 = 0
@@ -101,6 +97,13 @@ void omap_pm_idle(void)
 	omap_writew(omap_readw(ULPD_POWER_CTRL) &
 		    ~ULPD_DEEP_SLEEP_TRANSITION_EN, ULPD_POWER_CTRL);
 
+	/*
+	 * Since an interrupt may set up a timer, we don't want to
+	 * reprogram the hardware timer with interrupts enabled.
+	 * Re-enable interrupts only after returning from idle.
+	 */
+	timer_dyn_reprogram();
+
 	if ((mask32 & DSP_IDLE) == 0) {
 		__asm__ volatile ("mcr	p15, 0, r0, c7, c0, 4");
 	} else