From patchwork Thu Mar 2 09:55:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 13157007 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 68304C7EE33 for ; Thu, 2 Mar 2023 09:56:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230115AbjCBJ4D (ORCPT ); Thu, 2 Mar 2023 04:56:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230359AbjCBJzk (ORCPT ); Thu, 2 Mar 2023 04:55:40 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EC45D3BD81; Thu, 2 Mar 2023 01:55:38 -0800 (PST) Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3229YJHD004515; Thu, 2 Mar 2023 09:55:32 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=AM578yABCSbi2S/v8a/9eF8C2ncMOmdSTsQVpBlB91w=; b=Q1aIRj7mTlapLe4/6c4XvSsx3O3BPS3I7imkBGIztvCAFUHobHc3ta1SW8sXPO9kgSFO NX2GERGRfQHawApjlmAMJzqIot95LJj+AgRbwP2l0gxjVYHR5FxOQqaON2JBtnxBJeCv S0biSCvMWV3si0WwFdKNCX/Cf5DOqejHFjQrFBEb8HMX3xoqHOQvWvmeMgQQE4pqM5dU ltYGzLi65zgXP7sXzR68QTc5NcgUecM1Ejk0kU6tKZ086iVakSddGhsKlDoHKeb0bM4V Bi0sC8VojRNHb4QQBXRC901W2yGDK5Fp8lTPWzo3suNsKzwasf5Ye33p8Vbw35g+ZkLa Og== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3p25jwk30a-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 02 Mar 2023 09:55:31 +0000 Received: from nasanex01a.na.qualcomm.com ([10.52.223.231]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3229tT9i024171 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 2 Mar 2023 09:55:30 GMT Received: from varda-linux.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Thu, 2 Mar 2023 01:55:27 -0800 From: Varadarajan Narayanan To: Thinh Nguyen , Greg Kroah-Hartman CC: Varadarajan Narayanan , , Subject: [PATCH 1/8] usb: dwc3: core: Handle fladj becoming zero Date: Thu, 2 Mar 2023 15:25:08 +0530 Message-ID: <6f5cd1d796fb7c666348cc611b2f8178c009e2e4.1677749625.git.quic_varada@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: W3cp4ljq052XZKO42MTuzhmB2scGRbhk X-Proofpoint-ORIG-GUID: W3cp4ljq052XZKO42MTuzhmB2scGRbhk X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-02_04,2023-03-02_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 impostorscore=0 mlxlogscore=999 spamscore=0 priorityscore=1501 mlxscore=0 clxscore=1015 suspectscore=0 phishscore=0 adultscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2303020086 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org In dwc3_ref_clk_period, the computation fladj = div64_u64(125000ULL * NSEC_PER_SEC, (u64)rate * period); fladj -= 125000; could turn out to be zero. If fladj is zero, the following FIELD_PREP clears out that field and the user overridden value set in the DTS using "snps,quirk-frame-length-adjustment" is lost. Ensure to retain the user overridden value if the above evaluates to 0. Signed-off-by: Varadarajan Narayanan --- drivers/usb/dwc3/core.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 476b636..63af83b 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -401,6 +401,33 @@ static void dwc3_ref_clk_period(struct dwc3 *dwc) fladj -= 125000; /* + * Since rate = NSEC_PER_SEC / period and period = NSEC_PER_SEC / rate + * above calculation could turn out to be zero. + * + * if (dwc->ref_clk) + * 125000 * NSEC_PER_SEC 125000 * NSEC_PER_SEC + * --------------------- => --------------------- + * rate * period rate * NSEC_PER_SEC + * ------------ + * rate + * else + * 125000 * NSEC_PER_SEC 125000 * NSEC_PER_SEC + * --------------------- => --------------------- + * rate * period NSEC_PER_SEC * period + * ------------ + * period + * Hence, the calculation + * div64_u64(125000ULL * NSEC_PER_SEC, (u64)rate * period) + * returns 125000ULL and fladj -= 125000 sets fladj to zero. + * If fladj is zero, the following FIELD_PREP clears out that + * field and the user overridden value set in the DTS using + * "snps,quirk-frame-length-adjustment" is lost. Ensure to retain + * the user overridden value if the above calculation evaluates to 0. + */ + if (fladj == 0) + fladj = FIELD_GET(DWC3_GFLADJ_REFCLK_FLADJ_MASK, dwc->fladj); + + /* * The documented 240MHz constant is scaled by 2 to get PLS1 as well. */ decr = 480000000 / rate; From patchwork Tue Mar 21 08:54:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 13182434 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 415CBC6FD1D for ; Tue, 21 Mar 2023 08:57:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231344AbjCUI5i (ORCPT ); Tue, 21 Mar 2023 04:57:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231272AbjCUI5Q (ORCPT ); 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Tue, 21 Mar 2023 08:55:26 +0000 Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 32L8tO6A008279 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Mar 2023 08:55:24 GMT Received: from varda-linux.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Tue, 21 Mar 2023 01:55:19 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan Subject: [PATCH v2 2/8] dt-bindings: phy: qcom,qmp-usb: Add IPQ9574 USB3 PHY Date: Tue, 21 Mar 2023 14:24:20 +0530 Message-ID: <11537744f1ed42f43a3a0a2b1dc690c1884679ac.1679388632.git.quic_varada@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: 6QJj6T-5d_OkAi3XSOow6CmWMVfibaIk X-Proofpoint-GUID: 6QJj6T-5d_OkAi3XSOow6CmWMVfibaIk X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-21_06,2023-03-20_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 impostorscore=0 spamscore=0 clxscore=1011 phishscore=0 mlxlogscore=999 priorityscore=1501 mlxscore=0 suspectscore=0 adultscore=0 bulkscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303210068 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Add dt-bindings for USB3 PHY found on Qualcomm IPQ9574 Signed-off-by: Varadarajan Narayanan --- Changes in v2: - Updated sections missed in previous patch --- .../bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml index e81a382..beae44c 100644 --- a/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml @@ -21,6 +21,7 @@ properties: enum: - qcom,ipq6018-qmp-usb3-phy - qcom,ipq8074-qmp-usb3-phy + - qcom,ipq9574-qmp-usb3-phy - qcom,msm8996-qmp-usb3-phy - qcom,msm8998-qmp-usb3-phy - qcom,qcm2290-qmp-usb3-phy @@ -204,6 +205,27 @@ allOf: compatible: contains: enum: + - qcom,ipq9574-qmp-usb3-phy + then: + properties: + clocks: + maxItems: 2 + clock-names: + items: + - const: aux + - const: cfg_ahb + resets: + maxItems: 2 + reset-names: + items: + - const: phy + - const: common + + - if: + properties: + compatible: + contains: + enum: - qcom,sm8150-qmp-usb3-phy - qcom,sm8150-qmp-usb3-uni-phy - qcom,sm8250-qmp-usb3-uni-phy From patchwork Tue Mar 21 08:54:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Varadarajan Narayanan X-Patchwork-Id: 13182435 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E624CC7618D for ; Tue, 21 Mar 2023 08:57:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231362AbjCUI5m (ORCPT ); Tue, 21 Mar 2023 04:57:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231278AbjCUI5R (ORCPT ); Tue, 21 Mar 2023 04:57:17 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81C9947425; Tue, 21 Mar 2023 01:56:00 -0700 (PDT) Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32L7epIp004276; 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Tue, 21 Mar 2023 08:55:29 GMT Received: from varda-linux.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Tue, 21 Mar 2023 01:55:24 -0700 From: Varadarajan Narayanan To: , , , , , , , , , , , , , , , , CC: Varadarajan Narayanan Subject: [PATCH v2 3/8] dt-bindings: usb: dwc3: Add IPQ9574 compatible Date: Tue, 21 Mar 2023 14:24:21 +0530 Message-ID: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: XEpMwuR3aswbbT1LZzMX82321X6QEvei X-Proofpoint-ORIG-GUID: XEpMwuR3aswbbT1LZzMX82321X6QEvei X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-21_06,2023-03-20_02,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxscore=0 mlxlogscore=825 impostorscore=0 malwarescore=0 phishscore=0 clxscore=1015 adultscore=0 bulkscore=0 spamscore=0 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303210068 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Document the IPQ9574 dwc3 compatible. Signed-off-by: Varadarajan Narayanan --- Documentation/devicetree/bindings/usb/qcom,dwc3.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/usb/qcom,dwc3.yaml b/Documentation/devicetree/bindings/usb/qcom,dwc3.yaml index 4875c5b..da985bf 100644 --- a/Documentation/devicetree/bindings/usb/qcom,dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/qcom,dwc3.yaml @@ -17,6 +17,7 @@ properties: - qcom,ipq6018-dwc3 - qcom,ipq8064-dwc3 - qcom,ipq8074-dwc3 + - qcom,ipq9574-dwc3 - qcom,msm8953-dwc3 - qcom,msm8994-dwc3 - qcom,msm8996-dwc3