From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B3746C43613 for ; Sun, 23 Jun 2019 10:37:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9202020679 for ; Sun, 23 Jun 2019 10:37:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726551AbfFWKe0 (ORCPT ); Sun, 23 Jun 2019 06:34:26 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:59337 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726350AbfFWKe0 (ORCPT ); Sun, 23 Jun 2019 06:34:26 -0400 Received: by ozlabs.org (Postfix, from userid 1034) id 45Wpgz6Q4Lz9sBb; Sun, 23 Jun 2019 20:34:23 +1000 (AEST) X-powerpc-patch-notification: thanks X-powerpc-patch-commit: 9739ab7eda459f0669ec9807e0d9be5020bab88c X-Patchwork-Hint: ignore In-Reply-To: <20190613082446.18685-1-hch@lst.de> To: Christoph Hellwig , benh@kernel.crashing.org, paulus@samba.org From: Michael Ellerman Cc: Larry.Finger@lwfinger.net, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, aaro.koskinen@iki.fi Subject: Re: [PATCH] powerpc: enable a 30-bit ZONE_DMA for 32-bit pmac Message-Id: <45Wpgz6Q4Lz9sBb@ozlabs.org> Date: Sun, 23 Jun 2019 20:34:23 +1000 (AEST) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2019-06-13 at 08:24:46 UTC, Christoph Hellwig wrote: > With the strict dma mask checking introduced with the switch to > the generic DMA direct code common wifi chips on 32-bit powerbooks > stopped working. Add a 30-bit ZONE_DMA to the 32-bit pmac builds > to allow them to reliably allocate dma coherent memory. > > Fixes: 65a21b71f948 ("powerpc/dma: remove dma_nommu_dma_supported") > Reported-by: Aaro Koskinen > Signed-off-by: Christoph Hellwig > Tested-by: Larry Finger > Acked-by: Larry Finger > Tested-by: Aaro Koskinen Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/9739ab7eda459f0669ec9807e0d9be5020bab88c cheers