Re: Tearing down DMA transfer setup after DMA client has finished

From: Vinod Koul
Date: Wed Dec 07 2016 - 11:34:04 EST


On Tue, Dec 06, 2016 at 01:14:20PM +0000, Måns Rullgård wrote:
>
> That's not going to work very well. Device drivers typically request
> dma channels in their probe functions or when the device is opened.
> This means that reserving one of the few channels there will inevitably
> make some other device fail to operate.

No that doesnt make sense at all, you should get a channel only when you
want to use it and not in probe!

--
~Vinod