ARM: imx6: cpuidle: omit the unnecessary unmask of GINT

In imx6_set_lpm, we only need to unmask GINT when not WAIT_CLOCKED,
so add a check condition.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Kohji Okuno <okuno.kohji@jp.panasonic.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c
index 87f45b9..54add01 100644 (file)
--- a/arch/arm/mach-imx/pm-imx6.c
+++ b/arch/arm/mach-imx/pm-imx6.c
@@ -354,9 +354,11 @@ int imx6_set_lpm(enum mxc_cpu_pwr_mode mode)
         *
         * Note that IRQ #32 is GIC SPI #0.
         */
-       imx_gpc_hwirq_unmask(0);
+       if (mode != WAIT_CLOCKED)
+               imx_gpc_hwirq_unmask(0);
        writel_relaxed(val, ccm_base + CLPCR);
-       imx_gpc_hwirq_mask(0);
+       if (mode != WAIT_CLOCKED)
+               imx_gpc_hwirq_mask(0);
 
        return 0;
 }