From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754032AbbJPIMR (ORCPT ); Fri, 16 Oct 2015 04:12:17 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:56869 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751334AbbJPIMJ (ORCPT ); Fri, 16 Oct 2015 04:12:09 -0400 Subject: Re: [PATCH v2 0/5] mtd: nand: Fix support for NAND DMA prefetch To: Franklin S Cooper Jr , , , , , , , , References: <1444930648-19313-1-git-send-email-fcooper@ti.com> From: Roger Quadros Message-ID: <5620B122.4000208@ti.com> Date: Fri, 16 Oct 2015 11:11:14 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: <1444930648-19313-1-git-send-email-fcooper@ti.com> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 15/10/15 20:37, Franklin S Cooper Jr wrote: > NAND DMA prefetch has been broken for awhile and seems to have only > worked for SDMA based devices > > This patchset fixes DMA prefetch to work on both EDMA and SDMA devices > > Test on: > am335x gp evm > am437x gp evm > am37x gp evm > > This patchset depends on Roger Quadros recent v4 GPMC/NAND patchset > https://github.com/rogerq/linux.git > branch: for-v4.4/gpmc-v4 > > Franklin S Cooper Jr (5): > mtd: nand: omap2: Support parsing dma channel information from DT > mtd: nand: omap2: Start dma request before enabling prefetch > mtd: nand: omap2: Fix high memory dma prefetch transfer > ARM: dts: am437x/am33xx/omap/dm816x: Add gpmc dma channel > ARM: OMAP2+: Update GPMC and NAND DT binding documentation > > .../bindings/memory-controllers/omap-gpmc.txt | 7 +++++- > .../devicetree/bindings/mtd/gpmc-nand.txt | 2 ++ > arch/arm/boot/dts/am33xx.dtsi | 2 ++ > arch/arm/boot/dts/am4372.dtsi | 2 ++ > arch/arm/boot/dts/dm816x.dtsi | 2 ++ > arch/arm/boot/dts/omap3.dtsi | 2 ++ > arch/arm/boot/dts/omap4.dtsi | 2 ++ > arch/arm/boot/dts/omap5.dtsi | 2 ++ > drivers/mtd/nand/omap2.c | 27 +++++++++------------- > 9 files changed, 31 insertions(+), 17 deletions(-) > For all patches, Acked-by: Roger Quadros -- cheers, -roger