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From 3af45eb4248355694ce11db1dc0e4748967b1d0d Mon Sep 17 00:00:00 2001
From: Marek Szyprowski <m.szyprowski@samsung.com>
Date: Wed, 7 Aug 2013 11:01:53 +0200
Subject: [PATCH 0067/1302] media: s5p-mfc: add support for runtime pm for
memport client devices
Client device for handling memory/dma operations for right and left memory
port (memory bank) require runtime pm handling for correct operation. Add
required calls to power_on/power_off functions.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
---
drivers/media/platform/s5p-mfc/s5p_mfc_pm.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c
index 11d5f1d..9e238528 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c
@@ -97,6 +97,8 @@ void s5p_mfc_clock_off(void)
int s5p_mfc_power_on(void)
{
#ifdef CONFIG_PM_RUNTIME
+ pm_runtime_get_sync(p_dev->mem_dev_l);
+ pm_runtime_get_sync(p_dev->mem_dev_r);
return pm_runtime_get_sync(pm->device);
#else
atomic_set(&pm->power, 1);
@@ -107,6 +109,8 @@ int s5p_mfc_power_on(void)
int s5p_mfc_power_off(void)
{
#ifdef CONFIG_PM_RUNTIME
+ pm_runtime_put_sync(p_dev->mem_dev_l);
+ pm_runtime_put_sync(p_dev->mem_dev_r);
return pm_runtime_put_sync(pm->device);
#else
atomic_set(&pm->power, 0);
--
1.8.3.2
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