Re: [PATCH 0/3] tty: serial: 8250_omap: Enable DMA support
From: Greg Kroah-Hartman
Date: Thu Jan 19 2017 - 08:48:46 EST
On Fri, Jan 13, 2017 at 10:20:21AM -0800, Tony Lindgren wrote:
> * Vignesh R <vigneshr@xxxxxx> [170113 00:03]:
> > This patch series re enables DMA support for UART 8250_omap driver.
> > Tested on AM335x, AM437x that use EDMA and OMAP5 and DRA74 EVM with
> > SDMA.
> Is 8250_omap serial console working for you on omap5 in general?
> I've noticed that it's really unresponsive for me as if the FIFO
> interrupt was not working. For example logging in might take several
> attempts and a long time with each character showing up much later
> after some timeout.
> TX on the uart on omap5 seems to work OK, I do see all the console
> messages fine. And these patches do not make the issue better or
Ok, I'm dropping them from my review queue then.