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Commit 7414a1b8 authored by Rajeev KUMAR's avatar Rajeev KUMAR Committed by Vinod Koul
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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: default avatarRajeev Kumar <rajeev-dlh.kumar@st.com>
Acked-by: default avatarViresh Kumar <viresh.kumar@st.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@linux.intel.com>
parent 91c1c9e3

drivers/dma/dw_dmac.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -1562,6 +1562,10 @@ static int dw_resume_noirq(struct device *dev) 
static const struct dev_pm_ops dw_dev_pm_ops = {

static const struct dev_pm_ops dw_dev_pm_ops = {

	.suspend_noirq = dw_suspend_noirq,

	.suspend_noirq = dw_suspend_noirq,

	.resume_noirq = dw_resume_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 = {

static struct platform_driver dw_driver = {