[PATCH v4] dmaengine: fsl-edma: add PM suspend/resume support
vinod.koul at intel.com
Sat Dec 5 02:22:37 PST 2015
On Fri, Oct 30, 2015 at 07:03:58PM +0800, Yuan Yao wrote:
> This add power management suspend/resume support for the fsl-edma
> eDMA acted as a basic function used by others. What it needs to do
> is the two steps below to support power management.
> In fsl_edma_suspend_late:
> Check whether the DMA chan is idle, if it is not idle disable DMA
> In fsl_edma_resume_early:
> Enable the eDMA and wait for being used.
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