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[RFC PATCH 3/3] ACPI / PM: Fix EC polling issue by implementing prepare_late/finish_early suspend_ops callbacks

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  [RFC PATCH 3/3] ACPI / PM: Fix EC polling issue by implementing prepare_late/finish_early suspend_ops callbacks Lv Zheng <lv.zheng@intel.com> - 2016-06-28 10:10 +0200

#1432607 — [RFC PATCH 3/3] ACPI / PM: Fix EC polling issue by implementing prepare_late/finish_early suspend_ops callbacks

_PTS/_WAK may contain EC transactions, it is better to have them handled
with IRQ enabled. This patch moves the 2 suspend PM ops from noirq stage
to late/early stage.

Signed-off-by: Lv Zheng <lv.zheng@intel.com>
---
 drivers/acpi/sleep.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index d30fce7f..c5c374c9 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -595,9 +595,10 @@ static int acpi_suspend_state_valid(suspend_state_t pm_state)
 static const struct platform_suspend_ops acpi_suspend_ops = {
 	.valid = acpi_suspend_state_valid,
 	.begin = acpi_suspend_begin,
-	.prepare_noirq = acpi_pm_prepare,
+	.prepare_late = __acpi_pm_prepare,
+	.prepare_noirq = acpi_pm_pre_suspend,
 	.enter = acpi_suspend_enter,
-	.finish_noirq = acpi_pm_finish,
+	.finish_early = acpi_pm_finish,
 	.end = acpi_pm_end,
 };
 
-- 
1.7.10

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