Re: [PATCH 1/7] serial: imx: only set DMA rx-ing when DMA starts

Hello, Le 03/07/2017 à 08:48, Uwe Kleine-König a écrit : > Hello, > > On Fri, Jun 30, 2017 at 02:04:40PM +0200, Romain Perier wrote: >> From: Nandor Han >> >> Avoid the situation when `dma_is_rxing` could incorrectly signal that >> DMA RX channel is receiving data in case DMA preparation or sg m

Re: [PATCH 1/7] serial: imx: only set DMA rx-ing when DMA starts

Hello, On Fri, Jun 30, 2017 at 02:04:40PM +0200, Romain Perier wrote: > From: Nandor Han > > Avoid the situation when `dma_is_rxing` could incorrectly signal that > DMA RX channel is receiving data in case DMA preparation or sg mapping > fails. Just from reading the commit log and the patch I d