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=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 264FEC43461 for ; Wed, 19 May 2021 07:44:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EB42D613CE for ; Wed, 19 May 2021 07:44:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241357AbhESHpd (ORCPT ); Wed, 19 May 2021 03:45:33 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:34093 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240732AbhESHpa (ORCPT ); Wed, 19 May 2021 03:45:30 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1621410251; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=acAobIy0qt2MWLfcT4zE1Y3oS2Emzp0ePyjcVtSitB8=; b=WuvWY/UXh9AU4rtUyXj7QvVJHh7yw1XsQcrAxZY9eElrJncHnOZJYR9k6BhC+uNZCshPzSy7 RXy+kT7I2Jyst/wOEkfKMdltNbKa1+XazgUPulQXgH4w3wYxQ9ala8N0wddNcFNuCDZ0f4A6 0iotkN6CpH1cOU2tdPzpuh60SOk= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n04.prod.us-west-2.postgun.com with SMTP id 60a4c1c67b9a7a2b6cee04b6 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 19 May 2021 07:44:06 GMT Sender: wcheng=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id C2241C43460; Wed, 19 May 2021 07:44:06 +0000 (UTC) Received: from wcheng-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: wcheng) by smtp.codeaurora.org (Postfix) with ESMTPSA id 82FC2C43460; Wed, 19 May 2021 07:44:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 82FC2C43460 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=wcheng@codeaurora.org From: Wesley Cheng To: balbi@kernel.org, gregkh@linuxfoundation.org, agross@kernel.org, bjorn.andersson@linaro.org, robh+dt@kernel.org Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, jackp@codeaurora.org, Thinh.Nguyen@synopsys.com, Wesley Cheng Subject: [PATCH v8 5/5] arm64: boot: dts: qcom: sm8150: Enable dynamic TX FIFO resize logic Date: Wed, 19 May 2021 00:43:58 -0700 Message-Id: <1621410238-31395-6-git-send-email-wcheng@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1621410238-31395-1-git-send-email-wcheng@codeaurora.org> References: <1621410238-31395-1-git-send-email-wcheng@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Enable the flexible TX FIFO resize logic on SM8150. Using a larger TX FIFO SZ can help account for situations when system latency is greater than the USB bus transmission latency. Reviewed-by: Rob Herring Signed-off-by: Wesley Cheng --- arch/arm64/boot/dts/qcom/sm8150.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi index 51235a9..8f532cb 100644 --- a/arch/arm64/boot/dts/qcom/sm8150.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi @@ -2275,6 +2275,7 @@ iommus = <&apps_smmu 0x140 0>; snps,dis_u2_susphy_quirk; snps,dis_enblslpm_quirk; + tx-fifo-resize; phys = <&usb_1_hsphy>, <&usb_1_ssphy>; phy-names = "usb2-phy", "usb3-phy"; }; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project