diff options
| author | Rajeev KUMAR <rajeev-dlh.kumar@st.com> | 2012-02-01 14:42:17 +0400 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-02-22 16:45:36 +0400 |
| commit | 7414a1b8b2b99093d6a271a1220557e87dc1ae94 (patch) | |
| tree | b90b71cc10027e731a3ee2be091f6c62e3a8294f /drivers | |
| parent | 91c1c9e36d9450974c9f04cf961d0b45aafca507 (diff) | |
| download | linux-7414a1b8b2b99093d6a271a1220557e87dc1ae94.tar.xz | |
dmaengine/dw_dmac: Hibernation support in dw_dmac
The suspend and resume implementation is through dev_pm_ops in dmac. So
in order to support hibernation, freeze, thaw, restore and poweroff
features are required.
Signed-off-by: Rajeev Kumar <rajeev-dlh.kumar@st.com>
Acked-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/dw_dmac.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 9b592b02b5f4..3a3d7edcd553 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -1562,6 +1562,10 @@ 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, + .poweroff_noirq = dw_suspend_noirq, }; static struct platform_driver dw_driver = { |