The IRQF_NO_SUSPEND flag is used to identify the interrupts that should
be left enabled so as to allow them to work as expected during the
suspend-resume cycle, but doesn't guarantee that it will wake the system
from a suspended state, enable_irq_wake is recommended to be used for
the wakeup.

This patch removes the use of IRQF_NO_SUSPEND flags replacing it with
enable_irq_wake instead.

Cc: Tony Lindgren <t...@atomide.com>
Cc: Kevin Hilman <khil...@deeprootsystems.com>
Cc: linux-omap@vger.kernel.org
Cc: linux-arm-ker...@lists.infradead.org
Signed-off-by: Sudeep Holla <sudeep.ho...@arm.com>
---
 arch/arm/mach-omap2/mux.c    | 4 ++--
 arch/arm/mach-omap2/pm34xx.c | 9 ++++-----
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 176eef6ef338..12012bef8e63 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -810,13 +810,13 @@ int __init omap_mux_late_init(void)
                return 0;
 
        ret = request_irq(omap_prcm_event_to_irq("io"),
-               omap_hwmod_mux_handle_irq, IRQF_SHARED | IRQF_NO_SUSPEND,
+               omap_hwmod_mux_handle_irq, IRQF_SHARED,
                        "hwmod_io", omap_mux_late_init);
 
        if (ret)
                pr_warn("mux: Failed to setup hwmod io irq %d\n", ret);
 
-       return 0;
+       return enable_irq_wake(omap_prcm_event_to_irq("io"));
 }
 
 static void __init omap_mux_package_fixup(struct omap_mux *p,
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 87b98bf92366..4b7ac7cd633a 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -472,23 +472,22 @@ int __init omap3_pm_init(void)
        prcm_setup_regs();
 
        ret = request_irq(omap_prcm_event_to_irq("wkup"),
-               _prcm_int_handle_wakeup, IRQF_NO_SUSPEND, "pm_wkup", NULL);
+               _prcm_int_handle_wakeup, 0, "pm_wkup", NULL);
 
        if (ret) {
                pr_err("pm: Failed to request pm_wkup irq\n");
                goto err1;
        }
+       enable_irq_wake(omap_prcm_event_to_irq("wkup"));
 
        /* IO interrupt is shared with mux code */
        ret = request_irq(omap_prcm_event_to_irq("io"),
-               _prcm_int_handle_io, IRQF_SHARED | IRQF_NO_SUSPEND, "pm_io",
-               omap3_pm_init);
-       enable_irq(omap_prcm_event_to_irq("io"));
-
+               _prcm_int_handle_io, IRQF_SHARED, "pm_io", omap3_pm_init);
        if (ret) {
                pr_err("pm: Failed to request pm_io irq\n");
                goto err2;
        }
+       enable_irq_wake(omap_prcm_event_to_irq("io"));
 
        ret = pwrdm_for_each(pwrdms_setup, NULL);
        if (ret) {
-- 
1.9.1

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