lkml.org 
[lkml]   [2012]   [Jan]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] dmaengine/dw_dmac: Hibernation support in dw_dmac
Date
The suspend and resume implementation is through dev_pm_ops in dmac. So
in order to support hibernation, freeze, thaw and restore features are required.

Signed-off-by: Rajeev Kumar <rajeev-dlh.kumar@st.com>
---
drivers/dma/dw_dmac.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index d2e1c25..cb346d6 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -1568,6 +1568,9 @@ static int dw_resume_noirq(struct device *dev)
static const struct dev_pm_ops dw_dev_pm_ops = {
.suspend_noirq = dw_suspend_noirq,
.resume_noirq = dw_resume_noirq,
+ .freeze_noirq = dw_suspend_noirq,
+ .thaw_noirq = dw_resume_noirq,
+ .restore_noirq = dw_resume_noirq,
};

static struct platform_driver dw_driver = {
--
1.6.0.2


\
 
 \ /
  Last update: 2012-01-11 07:25    [W:0.046 / U:3.340 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site