From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Fri, 21 Mar 2014 17:51:56 +0100 Subject: [PATCH v5 6/7] DMA: sun6i: Add driver for the Allwinner A31 DMA controller In-Reply-To: <1394723659-4995-7-git-send-email-maxime.ripard@free-electrons.com> References: <1394723659-4995-1-git-send-email-maxime.ripard@free-electrons.com> <1394723659-4995-7-git-send-email-maxime.ripard@free-electrons.com> Message-ID: <201403211751.57114.arnd@arndb.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thursday 13 March 2014, Maxime Ripard wrote: > The Allwinner A31 has a 16 channels DMA controller that it shares with the > newer A23. Although sharing some similarities with the DMA controller of the > older Allwinner SoCs, it's significantly different, I don't expect it to be > possible to share the driver for these two. > > The A31 Controller is able to memory-to-memory or memory-to-device transfers on > the 16 channels in parallel. > > Signed-off-by: Maxime Ripard Looks good to me now, Acked-by: Arnd Bergmann From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH v5 6/7] DMA: sun6i: Add driver for the Allwinner A31 DMA controller Date: Fri, 21 Mar 2014 17:51:56 +0100 Message-ID: <201403211751.57114.arnd@arndb.de> References: <1394723659-4995-1-git-send-email-maxime.ripard@free-electrons.com> <1394723659-4995-7-git-send-email-maxime.ripard@free-electrons.com> Reply-To: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Mime-Version: 1.0 Content-Type: Text/Plain; charset=ISO-8859-1 Return-path: In-Reply-To: <1394723659-4995-7-git-send-email-maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> List-Post: , List-Help: , List-Archive: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Subscribe: , List-Unsubscribe: , To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Cc: Maxime Ripard , Emilio Lopez , Dan Williams , Vinod Koul , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mike Turquette , andriy.shevchenko-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, zhuzhenhua-0TFLnhJekD6UEPyfVivIlAC/G2K4zDHf@public.gmane.org, shuge-0TFLnhJekD6UEPyfVivIlAC/G2K4zDHf@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, kevin.z.m.zh-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, sunny-0TFLnhJekD6UEPyfVivIlAC/G2K4zDHf@public.gmane.org, dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org On Thursday 13 March 2014, Maxime Ripard wrote: > The Allwinner A31 has a 16 channels DMA controller that it shares with the > newer A23. Although sharing some similarities with the DMA controller of the > older Allwinner SoCs, it's significantly different, I don't expect it to be > possible to share the driver for these two. > > The A31 Controller is able to memory-to-memory or memory-to-device transfers on > the 16 channels in parallel. > > Signed-off-by: Maxime Ripard Looks good to me now, Acked-by: Arnd Bergmann From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761138AbaCUQxI (ORCPT ); Fri, 21 Mar 2014 12:53:08 -0400 Received: from moutng.kundenserver.de ([212.227.126.130]:62561 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761052AbaCUQwt (ORCPT ); Fri, 21 Mar 2014 12:52:49 -0400 From: Arnd Bergmann To: linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v5 6/7] DMA: sun6i: Add driver for the Allwinner A31 DMA controller Date: Fri, 21 Mar 2014 17:51:56 +0100 User-Agent: KMail/1.12.2 (Linux/3.8.0-22-generic; KDE/4.3.2; x86_64; ; ) Cc: Maxime Ripard , Emilio Lopez , Dan Williams , Vinod Koul , devicetree@vger.kernel.org, Mike Turquette , andriy.shevchenko@intel.com, linux-kernel@vger.kernel.org, zhuzhenhua@allwinnertech.com, shuge@allwinnertech.com, linux-sunxi@googlegroups.com, kevin.z.m.zh@gmail.com, sunny@allwinnertech.com, dmaengine@vger.kernel.org References: <1394723659-4995-1-git-send-email-maxime.ripard@free-electrons.com> <1394723659-4995-7-git-send-email-maxime.ripard@free-electrons.com> In-Reply-To: <1394723659-4995-7-git-send-email-maxime.ripard@free-electrons.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201403211751.57114.arnd@arndb.de> X-Provags-ID: V02:K0:3OHKO7kVl0rla1gdqZj0TAVrny5Vy8alieeYOr6Btdv UM+Mkd0W4UhFX3zjVaRMXwmD6yn2Eyy05GuflvCGO178Aa0Hv9 s2QKo0PprttOhAJQSWXXgvqriyaluEvLV2Wy6HGsatf8qGiO4o 2y0Wil7GkCcSWfknDh6lUGbKVnFxdsSiRVgfHMcWIN+gF868VO 1ilnn+3nGLXXkwHsgcmE6TR7LPTkfOV1jyBFKXXW3Njw4vpdcb y+yZHN3gWYqoYm9aAslbfvJjeDEaiBFXoFcWuX6LFRElOpigEI BWPBmi59H7icHydzV4SCrGw7Onz2zUY0kcp0Bdy86kw/7zrz+A c0A/VrPwwtvtDItzut+nVc766amoSD/E5wuhf0vOW Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday 13 March 2014, Maxime Ripard wrote: > The Allwinner A31 has a 16 channels DMA controller that it shares with the > newer A23. Although sharing some similarities with the DMA controller of the > older Allwinner SoCs, it's significantly different, I don't expect it to be > possible to share the driver for these two. > > The A31 Controller is able to memory-to-memory or memory-to-device transfers on > the 16 channels in parallel. > > Signed-off-by: Maxime Ripard Looks good to me now, Acked-by: Arnd Bergmann