From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vinod Subject: Re: [PATCH v3] dmaengine: rcar-dmac: don't use DMAC error interrupt Date: Thu, 28 Jun 2018 09:51:23 +0530 Message-ID: <20180628042123.GJ22377@vkoul-mobl> References: <87lgbgswl5.wl%kuninori.morimoto.gx@renesas.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <87lgbgswl5.wl%kuninori.morimoto.gx@renesas.com> Sender: linux-kernel-owner@vger.kernel.org To: Kuninori Morimoto Cc: Geert Uytterhoeven , Dan Williams , Magnus Damm , Linux-Renesas , Linux Kernel Mailing List , Laurent Pinchart , Kieran Bingham , Geert Uytterhoeven , dmaengine@vger.kernel.org, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" List-Id: devicetree@vger.kernel.org On 15-06-18, 00:53, Kuninori Morimoto wrote: > > From: Kuninori Morimoto > > rcar-dmac has 2 types of interrupt, 1) error IRQ (for all), > 2) IRQ for each channels. > If error happens on some channels, the error IRQ will be handled > by 1), and "all" channels will be restarted. > But in this design, error handling itself will be problem for > non error channel users. > This patch removes 1) handler, and handles error IRQ on 2) > > Signed-off-by: Magnus Damm > [Kuninori: updated patch to adjust DMACHCR/DMAOR] > Signed-off-by: Kuninori Morimoto > Tested-by: Nguyen Viet Dung > Reviewed-by: Geert Uytterhoeven Applied, thanks -- ~Vinod