From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751415AbbLUILB (ORCPT ); Mon, 21 Dec 2015 03:11:01 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:53038 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751138AbbLUILA (ORCPT ); Mon, 21 Dec 2015 03:11:00 -0500 Subject: Re: [PATCH] mtd: onenand: omap2: Simplify the DMA setup for various paths To: Aaro Koskinen , Tony Lindgren References: <1450086572-15224-1-git-send-email-peter.ujfalusi@ti.com> <20151218181111.GK10460@google.com> <20151218183948.GO23396@atomide.com> <20151219133049.GA1611@darkstar.musicnaut.iki.fi> CC: Brian Norris , , , , , , Sebastian Reichel From: Peter Ujfalusi X-Enigmail-Draft-Status: N1110 Message-ID: <5677B3C1.9070500@ti.com> Date: Mon, 21 Dec 2015 10:09:37 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.4.0 MIME-Version: 1.0 In-Reply-To: <20151219133049.GA1611@darkstar.musicnaut.iki.fi> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/19/2015 03:30 PM, Aaro Koskinen wrote: > Probably DMA support is not that critical. Looks like with DT boot it's > not even possible to enable it at the moment. I think by adding 'dma-channel' property is there to enable the DMA mode via DT. As for stripping out the DMA support: I'm fine with that if no one objects, but in the header of the file we have: * Author: Jarkko Lavinen and Juha Yrjölä * IRQ and DMA support written by Timo Teras So I believe the DMA and IRQ code was a big stunt itself to receive it's own line there... -- Péter From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Ujfalusi Subject: Re: [PATCH] mtd: onenand: omap2: Simplify the DMA setup for various paths Date: Mon, 21 Dec 2015 10:09:37 +0200 Message-ID: <5677B3C1.9070500@ti.com> References: <1450086572-15224-1-git-send-email-peter.ujfalusi@ti.com> <20151218181111.GK10460@google.com> <20151218183948.GO23396@atomide.com> <20151219133049.GA1611@darkstar.musicnaut.iki.fi> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <20151219133049.GA1611@darkstar.musicnaut.iki.fi> Sender: linux-kernel-owner@vger.kernel.org To: Aaro Koskinen , Tony Lindgren Cc: Brian Norris , kyungmin.park@samsung.com, dwmw2@infradead.org, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, Sebastian Reichel List-Id: linux-omap@vger.kernel.org On 12/19/2015 03:30 PM, Aaro Koskinen wrote: > Probably DMA support is not that critical. Looks like with DT boot it= 's > not even possible to enable it at the moment. I think by adding 'dma-channel' property is there to enable the DMA mod= e via DT. As for stripping out the DMA support: I'm fine with that if no one obje= cts, but in the header of the file we have: * Author: Jarkko Lavinen and Juha Yrj=F6l=E4 * IRQ and DMA support written by Timo Teras So I believe the DMA and IRQ code was a big stunt itself to receive it'= s own line there... --=20 P=E9ter