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[23.128.96.18]) by mx.google.com with ESMTP id e20si1205775ejq.444.2021.01.13.09.48.22; Wed, 13 Jan 2021 09:48:45 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@broadcom.com header.s=google header.b=hXVgg83X; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=broadcom.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728087AbhAMRqm (ORCPT + 99 others); Wed, 13 Jan 2021 12:46:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727930AbhAMRqm (ORCPT ); Wed, 13 Jan 2021 12:46:42 -0500 Received: from mail-pj1-x102e.google.com (mail-pj1-x102e.google.com [IPv6:2607:f8b0:4864:20::102e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A25B7C061786 for ; Wed, 13 Jan 2021 09:46:01 -0800 (PST) Received: by mail-pj1-x102e.google.com with SMTP id p12so1580569pju.5 for ; Wed, 13 Jan 2021 09:46:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to; bh=lllhfhP8gIhrhjFhnD/iiiJ4MSK6i6qrMF3C27XRjrs=; b=hXVgg83XxEWsCmx8que855B3Bqb5GB07KQ/DvHlrFz53PAaiGaU71mBoJ+7TW0er0G XIgQ/xxpaYYpGk7e1XS72zI/gzomBzRBop90hsUjKnmRdloY53t7+OG6Ly76zvMpXduY 3/iC2xgpw8/7/Mx6OJYT0UGlDGvFQMRD7IE/Q= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to; bh=lllhfhP8gIhrhjFhnD/iiiJ4MSK6i6qrMF3C27XRjrs=; b=NEohVn/T9Hf1NZiuvQArK++toPZFs8tk5CR+r7DbcxKG6RCjXIAUhxnhtD55bDgpaH jPXzshbMsqFsHQ9cWfmn2pwDyaw5B7w1bTbTuqVxXBpTUSA5+QxAClI/9Z4hMlMJUeRt wjLVxswU089A0YoF3L2gcBAWkQe1SP9VQpBC7GRcyhsGQP8f4C+uxdwoy3UCaP4v4RRl FaRAZTraTbHDoxGQmzT6VSnCRm10MmFDZjWtdeEDq0kM7cf5AY6Ivnmw+HcjLRZyEA2L S/ev4iACVJOWtN26DjO1rDPBHMrBIi/KZBQqWB8Ek2ZMw1uLudqpsGJ/M9ZRKVu6EY2w 58zQ== X-Gm-Message-State: AOAM532OC7zqSQGIxJ04K/dsbdCWGMsgaLh/O4DdmzaUP5fH1geFW1qy oClKeGDgTSx8+zxHD5qZWb/mnA== X-Received: by 2002:a17:90b:23d6:: with SMTP id md22mr402598pjb.206.1610559961047; Wed, 13 Jan 2021 09:46:01 -0800 (PST) Received: from [10.136.8.219] ([192.19.228.250]) by smtp.gmail.com with ESMTPSA id 68sm3210931pfe.33.2021.01.13.09.45.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 13 Jan 2021 09:45:57 -0800 (PST) Subject: Re: [PATCH v2 1/2] arm64: dts: broadcom: clear the warnings caused by empty dma-ranges To: Florian Fainelli , Arnd Bergmann , Bharat Gooty Cc: devicetree , linux-kernel , Arnd Bergmann , Scott Branden , Ray Jui , linux-arm-msm , Andy Gross , Bjorn Andersson , Rob Herring , bcm-kernel-feedback-list , Zhen Lei , linux-arm-kernel References: <20201016090833.1892-1-thunder.leizhen@huawei.com> <20201016090833.1892-2-thunder.leizhen@huawei.com> <20201128045328.2411772-1-f.fainelli@gmail.com> <9c6c6b7e-8c39-8c49-5c87-9b560c027841@broadcom.com> <18112862-a42e-95b1-39a3-2e414667f39b@broadcom.com> <8aaa7bb9-a81e-cd0e-8e67-360515313748@broadcom.com> <3fc2b0174965ec6b911ab4bd73da1525@mail.gmail.com> From: Ray Jui Message-ID: <6ed78167-44fe-7b6e-e442-adb70b0c0bb5@broadcom.com> Date: Wed, 13 Jan 2021 09:45:54 -0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000645e2505b8cbb6f0" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --000000000000645e2505b8cbb6f0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Hi Bharat, On 1/13/2021 8:55 AM, Florian Fainelli wrote: > On 1/13/21 12:05 AM, Arnd Bergmann wrote: >> On Wed, Jan 13, 2021 at 4:42 AM Bharat Gooty wrote: >>> >>> Hello Ray, >>> >>> I had cross checked with Design and integration team. >>> Yes we can set the "dma-rages" to 40 bit DMA ranges. Tested, it is working. >>> >>> -----Original Message----- >>> From: Ray Jui >>> >>> Bharat can correct me if I'm wrong, but I don't think we have a bug in >>> the USB DMA engine that causes it can only address 32-bit. I believe we >>> can set dma-ranges size to 40-bit here. >>> >>> The dma-range property is though required to be specified, instead of >>> leaving it as empty, with the use of IOMMU. That seems to be a v5.10 >>> specific behavior as I described below. >> >> Ok, thanks for double-checking. I had misremembered the version >> that actually went into the as the one that used 64-bit dma-ranges >> and thought that was what broke, rather than the version without >> dma-ranges. >> >> If any of you want to send me that bugfix directly, or have Florian >> pick it up through his fixes branch, I'll make sure we get it into v5.11. > > I have another change for v5.11 that I would like to send, so please do > send a bugfix when you get a chance and we can lump those two changes > together, say, by the end of the week? > Would you be able to help to send this out by the end of this week as Florian advised? Your previous patch with the extension to 40-bit in size plus a fixes-by tag should do! Thanks! 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