From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754039AbbGNK3D (ORCPT ); Tue, 14 Jul 2015 06:29:03 -0400 Received: from muru.com ([72.249.23.125]:35212 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753163AbbGNK3B (ORCPT ); Tue, 14 Jul 2015 06:29:01 -0400 Date: Tue, 14 Jul 2015 03:28:56 -0700 From: Tony Lindgren To: Peter Ujfalusi Cc: vinod.koul@intel.com, linux@arm.linux.org.uk, grant.likely@linaro.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, robh+dt@kernel.org, nm@ti.com, arnd@arndb.de, maxime.ripard@free-electrons.com Subject: Re: [PATCH v5 8/8] ARM: DTS: dra7x: Integrate sDMA crossbar Message-ID: <20150714102855.GL17550@atomide.com> References: <1428572154-3548-1-git-send-email-peter.ujfalusi@ti.com> <1428572154-3548-9-git-send-email-peter.ujfalusi@ti.com> <20150409151846.GR18048@atomide.com> <5526C9E5.4070601@ti.com> <20150409190126.GT18048@atomide.com> <5526CD6A.8010300@ti.com> <20150409191206.GU18048@atomide.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150409191206.GU18048@atomide.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Tony Lindgren [150409 12:17]: > * Peter Ujfalusi [150409 12:07]: > > On 04/09/2015 10:01 PM, Tony Lindgren wrote: > > > * Peter Ujfalusi [150409 11:55]: > > >> On 04/09/2015 06:18 PM, Tony Lindgren wrote: > > >>> * Peter Ujfalusi [150409 02:37]: > > >>>> The sDMA requests are routed through the DMA crossbar and without the > > >>>> crossbar only peripherals using DMA request 0-127 can be used. > > >>> > > >>> I assume this can be merged separately from the driver > > >>> changes? > > >> > > >> Unfortunately not. We need to have the drivers in place for the DTS changes to > > >> work. > > > > > > Right but just merging the driver changes presumably won't > > > break things? > > > > No, they will not break anything. We just do not have control over the DMA > > crossbar (in a same way as we don't have control right now). > > OK good to hear. Looks like the related DMA changes are now merged, so applying this into omap-for-v4.3/dt thanks. Tony From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Tue, 14 Jul 2015 03:28:56 -0700 Subject: [PATCH v5 8/8] ARM: DTS: dra7x: Integrate sDMA crossbar In-Reply-To: <20150409191206.GU18048@atomide.com> References: <1428572154-3548-1-git-send-email-peter.ujfalusi@ti.com> <1428572154-3548-9-git-send-email-peter.ujfalusi@ti.com> <20150409151846.GR18048@atomide.com> <5526C9E5.4070601@ti.com> <20150409190126.GT18048@atomide.com> <5526CD6A.8010300@ti.com> <20150409191206.GU18048@atomide.com> Message-ID: <20150714102855.GL17550@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Tony Lindgren [150409 12:17]: > * Peter Ujfalusi [150409 12:07]: > > On 04/09/2015 10:01 PM, Tony Lindgren wrote: > > > * Peter Ujfalusi [150409 11:55]: > > >> On 04/09/2015 06:18 PM, Tony Lindgren wrote: > > >>> * Peter Ujfalusi [150409 02:37]: > > >>>> The sDMA requests are routed through the DMA crossbar and without the > > >>>> crossbar only peripherals using DMA request 0-127 can be used. > > >>> > > >>> I assume this can be merged separately from the driver > > >>> changes? > > >> > > >> Unfortunately not. We need to have the drivers in place for the DTS changes to > > >> work. > > > > > > Right but just merging the driver changes presumably won't > > > break things? > > > > No, they will not break anything. We just do not have control over the DMA > > crossbar (in a same way as we don't have control right now). > > OK good to hear. Looks like the related DMA changes are now merged, so applying this into omap-for-v4.3/dt thanks. Tony