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Tue, 22 Sep 2020 06:23:56 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 75343C43382; Tue, 22 Sep 2020 06:23:56 +0000 (UTC) Received: from mail.codeaurora.org (localhost.localdomain [127.0.0.1]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: saiprakash.ranjan) by smtp.codeaurora.org (Postfix) with ESMTPSA id AF46FC433CA; Tue, 22 Sep 2020 06:23:55 +0000 (UTC) MIME-Version: 1.0 Date: Tue, 22 Sep 2020 11:53:55 +0530 From: Sai Prakash Ranjan To: Will Deacon Subject: Re: [PATCHv4 1/6] iommu/io-pgtable-arm: Add support to use system cache In-Reply-To: <20200921180318.GG3141@willie-the-truck> References: <3b1beb6cf6a34a44b0ecff9ec5a2105b5ff91bd4.1599832685.git.saiprakash.ranjan@codeaurora.org> <20200921180318.GG3141@willie-the-truck> Message-ID: X-Sender: saiprakash.ranjan@codeaurora.org User-Agent: Roundcube Webmail/1.3.9 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200922_022357_746028_6FE50A8F X-CRM114-Status: GOOD ( 16.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, Joerg Roedel , Jordan Crouse , iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Rob Clark , Akhil P Oommen , dri-devel@lists.freedesktop.org, "Kristian H . Kristensen" , Bjorn Andersson , Robin Murphy , linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Will, On 2020-09-21 23:33, Will Deacon wrote: > On Fri, Sep 11, 2020 at 07:57:18PM +0530, Sai Prakash Ranjan wrote: >> Add a quirk IO_PGTABLE_QUIRK_SYS_CACHE to override the >> attributes set in TCR for the page table walker when >> using system cache. > > I wonder if the panfrost folks can reuse this for the issue discussed > over at: > > https://lore.kernel.org/r/cover.1600213517.git.robin.murphy@arm.com > > However, Sai, your email setup went wrong when you posted this so you > probably need to repost now that you have that fixed. > I have sent a v5 [1] now since I had to drop cleanup of blank lines as Robin said it was intentional and also had to rebase over new gpu changes since it moves pretty fast. [1] https://lore.kernel.org/patchwork/cover/1310000/ Thanks, Sai -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel