* [PATCH V2] dmaengine/dw_dmac: Hibernation support in dw_dmac @ 2012-01-12 8:47 ` Rajeev Kumar 0 siblings, 0 replies; 4+ messages in thread From: Rajeev Kumar @ 2012-01-12 8:47 UTC (permalink / raw) To: linux-arm-kernel 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> --- 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 9b592b0..3a3d7ed 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 = { -- 1.7.2.2 ^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH V2] dmaengine/dw_dmac: Hibernation support in dw_dmac @ 2012-01-12 8:47 ` Rajeev Kumar 0 siblings, 0 replies; 4+ messages in thread From: Rajeev Kumar @ 2012-01-12 8:47 UTC (permalink / raw) To: viresh.kumar, vinod.koul Cc: linus.walleij, mirko.gardi, bhupesh.sharma, deepak.sikri, shiraz.hashim, vipin.kumar, vipulkumar.samar, pratyush.anand, rajeev-dlh.kumar, armando.visconti, dan.j.williams, linux-kernel, linux-arm-kernel, linux 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> --- 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 9b592b0..3a3d7ed 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 = { -- 1.7.2.2 ^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH V2] dmaengine/dw_dmac: Hibernation support in dw_dmac 2012-01-12 8:47 ` Rajeev Kumar @ 2012-01-12 8:58 ` Viresh Kumar -1 siblings, 0 replies; 4+ messages in thread From: Viresh Kumar @ 2012-01-12 8:58 UTC (permalink / raw) To: linux-arm-kernel On 1/12/2012 2:17 PM, Rajeev KUMAR wrote: > 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> > --- > 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 9b592b0..3a3d7ed 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, Acked-by: Viresh Kumar <viresh.kumar@st.com> -- viresh ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH V2] dmaengine/dw_dmac: Hibernation support in dw_dmac @ 2012-01-12 8:58 ` Viresh Kumar 0 siblings, 0 replies; 4+ messages in thread From: Viresh Kumar @ 2012-01-12 8:58 UTC (permalink / raw) To: Rajeev KUMAR Cc: vinod.koul@intel.com, linus.walleij@linaro.org, Mirko GARDI, Bhupesh SHARMA, Deepak SIKRI, Shiraz HASHIM, Vipin KUMAR, Vipul Kumar SAMAR, Pratyush ANAND, Armando VISCONTI, dan.j.williams@intel.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux@arm.linux.org.uk On 1/12/2012 2:17 PM, Rajeev KUMAR wrote: > 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> > --- > 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 9b592b0..3a3d7ed 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, Acked-by: Viresh Kumar <viresh.kumar@st.com> -- viresh ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2012-01-12 8:58 UTC | newest] Thread overview: 4+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2012-01-12 8:47 [PATCH V2] dmaengine/dw_dmac: Hibernation support in dw_dmac Rajeev Kumar 2012-01-12 8:47 ` Rajeev Kumar 2012-01-12 8:58 ` Viresh Kumar 2012-01-12 8:58 ` Viresh Kumar
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