From: viresh.kumar@st.com (Viresh Kumar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2] dmaengine/dw_dmac: Hibernation support in dw_dmac
Date: Thu, 12 Jan 2012 14:28:33 +0530 [thread overview]
Message-ID: <4F0EA0B9.2090700@st.com> (raw)
In-Reply-To: <1326358055-6576-1-git-send-email-rajeev-dlh.kumar@st.com>
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
WARNING: multiple messages have this Message-ID (diff)
From: Viresh Kumar <viresh.kumar@st.com>
To: Rajeev KUMAR <rajeev-dlh.kumar@st.com>
Cc: "vinod.koul@intel.com" <vinod.koul@intel.com>,
"linus.walleij@linaro.org" <linus.walleij@linaro.org>,
Mirko GARDI <mirko.gardi@st.com>,
Bhupesh SHARMA <bhupesh.sharma@st.com>,
Deepak SIKRI <deepak.sikri@st.com>,
Shiraz HASHIM <shiraz.hashim@st.com>,
Vipin KUMAR <vipin.kumar@st.com>,
Vipul Kumar SAMAR <vipulkumar.samar@st.com>,
Pratyush ANAND <pratyush.anand@st.com>,
Armando VISCONTI <armando.visconti@st.com>,
"dan.j.williams@intel.com" <dan.j.williams@intel.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux@arm.linux.org.uk" <linux@arm.linux.org.uk>
Subject: Re: [PATCH V2] dmaengine/dw_dmac: Hibernation support in dw_dmac
Date: Thu, 12 Jan 2012 14:28:33 +0530 [thread overview]
Message-ID: <4F0EA0B9.2090700@st.com> (raw)
In-Reply-To: <1326358055-6576-1-git-send-email-rajeev-dlh.kumar@st.com>
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
next prev parent reply other threads:[~2012-01-12 8:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
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 [this message]
2012-01-12 8:58 ` Viresh Kumar
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