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

From: Måns Rullgård
Date: Thu Dec 08 2016 - 11:48:25 EST

Vinod Koul <vinod.koul@xxxxxxxxx> writes:

> To make it efficient, disregarding your Sbox HW issue, the solution is
> virtual channels. You can delink physical channels and virtual channels. If
> one has SW controlled MUX then a channel can service any client. For few
> controllers request lines are hard wired so they cant use any channel. But
> if you dont have this restriction then driver can queue up many transactions
> from different controllers.

Have you been paying attention at all? This exactly what the driver

Måns Rullgård