[PATCH] dmaengine/dw_dmac: Hibernation support in dw_dmac

deepaksi deepak.sikri at st.com
Wed Jan 11 01:25:57 EST 2012


On 1/11/2012 11:53 AM, Rajeev KUMAR wrote:
> 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 at 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,
>  };
>  
>   
Spacing and tab issue ..Please check at 

thaw_noirq


>  static struct platform_driver dw_driver = {
>   




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