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=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 A1015C433E0 for ; Tue, 26 May 2020 14:35:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6D1CC20679 for ; Tue, 26 May 2020 14:35:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cadence.com header.i=@cadence.com header.b="pxFhTpCd"; dkim=pass (1024-bit key) header.d=cadence.com header.i=@cadence.com header.b="DRV3oqMR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728568AbgEZOfZ (ORCPT ); Tue, 26 May 2020 10:35:25 -0400 Received: from mx0b-0014ca01.pphosted.com ([208.86.201.193]:37142 "EHLO mx0a-0014ca01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726977AbgEZOfZ (ORCPT ); Tue, 26 May 2020 10:35:25 -0400 Received: from pps.filterd (m0042333.ppops.net [127.0.0.1]) by mx0b-0014ca01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 04QEYPCI031214; Tue, 26 May 2020 07:35:16 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cadence.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=proofpoint; bh=u3jT2OctnMOe8MwyIw5sI2Fw0KdWv8RgTdM7k9pvMwg=; b=pxFhTpCdUJWVCArmb1KJGJr0EMPh6dNnsMmEFKmYd96Y6oeh64l1VnvkNXXQywmENOLk IfIs1wJc/Lnz6WJCks9IvEh7VzJdgD/5DA1w79FQfGQKlpvUtIDXkc4pgiPgz9tIY70j sxxtlxG5krz5XxKIqKjyavyYxJ33nDuZnzketXWh4QU6JEjV6Iqtt9VD7U1mqe4uf+Eg XSPuRxv2xZ4BSXNX2XLQq9U6NBtfiIcyUwuOYBxS8HVwXDDHbpDh2O8SLLDV6+3xrfR/ ROnafYSwXTeeT24UmgTIVlLbjj6/InbbkrzkRP2Pzt9JKv1+34lCBjXekrAw5839bUqc 4Q== Received: from nam12-dm6-obe.outbound.protection.outlook.com (mail-dm6nam12lp2176.outbound.protection.outlook.com [104.47.59.176]) by mx0b-0014ca01.pphosted.com with ESMTP id 316ye08qqw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 26 May 2020 07:35:16 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=eLlm4xtVsNT3pNkQ8PyjmV+ANcckjhiXJ2up+Mesz+CApwh3zrwj7g2I1FKMPWwd/KUqRTMtBR3c+tjChnBkM8kIecjBVzPzplhGcsB9Qm/XMnJGwOryob0m9ZSwp+xPFJ6uo/yfEFk5o8NTqL8xJm5l/B3JBk1G2GEfn/77CwK0n9fblEtcXPpzp5rPj33jXwZooJ+5u4MI8iJDPEALsREd5Fxy0ZXqULJPxPdKyL+if5NksADndDbHazbw5VHKyOx0VEL/MEqeYi+mGPS13xsNluDiN+UxLAM99JlyF9HVZSN2Bgwfzk12j9FwdsQ3D/5IdKw+XVVEKq4oXsR+bg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=u3jT2OctnMOe8MwyIw5sI2Fw0KdWv8RgTdM7k9pvMwg=; b=XtRwJ4bvoB8FswInauQuZATx1SPhipaVBKWzksQ0M7PlCYnWBsbEn3oqNjCZlWT31jXh6MdphRbH0rtHq0DYn4TOxZK5hZa7zB1eNfGZKySk7UHYiyY+n+GoWBItUaiHZSJ/7AM7UGvqwRIZr8GmNIcq0TgzHp0fBe9ob+mB9QULpyxb+3h35gFwdk/ytCLiQuKOyiWjNyPJGdhn7rAED/J7ELh6F9EYULs9zH3UA+I22jwRTV8AW0vo2+dxmPkPkBJcV3cv5GT8A4JX4Cg6Cn7FlLes8uQSBLiKZE7piEtOyhQfWTFTT3TTfm5n7DsKwAYV53jMXaUgPcUcvi+8mw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 199.43.4.23) smtp.rcpttodomain=kernel.org smtp.mailfrom=cadence.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=cadence.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cadence.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=u3jT2OctnMOe8MwyIw5sI2Fw0KdWv8RgTdM7k9pvMwg=; b=DRV3oqMRl88qGde8/l71bnsqK728yB6ceIWWN6KrtNBmShQFTIoYpRmNllQaVwu35ZU3SJzYLgLjvN0ay3YNzwOHbcpAAmK9V4/ChWTJeP+XTXSdu9xhEbtUP+3V+rfaYH8rxha18fqMENUPK9oqeWdl5S51ENrYnLJRDFwzRhM= Received: from BN8PR16CA0004.namprd16.prod.outlook.com (2603:10b6:408:4c::17) by BN6PR07MB3586.namprd07.prod.outlook.com (2603:10b6:405:65::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3021.27; Tue, 26 May 2020 14:35:13 +0000 Received: from BN8NAM12FT061.eop-nam12.prod.protection.outlook.com (2603:10b6:408:4c:cafe::8e) by BN8PR16CA0004.outlook.office365.com (2603:10b6:408:4c::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3021.24 via Frontend Transport; Tue, 26 May 2020 14:35:13 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 199.43.4.23) smtp.mailfrom=cadence.com; kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=pass action=none header.from=cadence.com; Received-SPF: Pass (protection.outlook.com: domain of cadence.com designates 199.43.4.23 as permitted sender) receiver=protection.outlook.com; client-ip=199.43.4.23; helo=rmmaillnx1.cadence.com; Received: from rmmaillnx1.cadence.com (199.43.4.23) by BN8NAM12FT061.mail.protection.outlook.com (10.13.182.175) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3045.10 via Frontend Transport; Tue, 26 May 2020 14:35:12 +0000 Received: from maileu3.global.cadence.com (maileu3.cadence.com [10.160.88.99]) by rmmaillnx1.cadence.com (8.14.4/8.14.4) with ESMTP id 04QEZ8HC002019 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=OK); Tue, 26 May 2020 10:35:11 -0400 X-CrossPremisesHeadersFilteredBySendConnector: maileu3.global.cadence.com Received: from maileu3.global.cadence.com (10.160.88.99) by maileu3.global.cadence.com (10.160.88.99) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Tue, 26 May 2020 16:35:07 +0200 Received: from vleu-orange.cadence.com (10.160.88.83) by maileu3.global.cadence.com (10.160.88.99) with Microsoft SMTP Server (TLS) id 15.0.1367.3 via Frontend Transport; Tue, 26 May 2020 16:35:07 +0200 Received: from vleu-orange.cadence.com (localhost.localdomain [127.0.0.1]) by vleu-orange.cadence.com (8.14.4/8.14.4) with ESMTP id 04QEZ7OH015144; Tue, 26 May 2020 16:35:07 +0200 Received: (from yamonkar@localhost) by vleu-orange.cadence.com (8.14.4/8.14.4/Submit) id 04QEZ7hV015143; Tue, 26 May 2020 16:35:07 +0200 From: Yuti Amonkar To: , , , , CC: , , , , , , Subject: [PATCH v2 1/2] phy: Add max_link_rate as a PHY attribute and APIs to get/set phy_attrs Date: Tue, 26 May 2020 16:35:03 +0200 Message-ID: <1590503704-15057-2-git-send-email-yamonkar@cadence.com> X-Mailer: git-send-email 2.4.5 In-Reply-To: <1590503704-15057-1-git-send-email-yamonkar@cadence.com> References: <1590503704-15057-1-git-send-email-yamonkar@cadence.com> MIME-Version: 1.0 Content-Type: text/plain X-OrganizationHeadersPreserved: maileu3.global.cadence.com X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:199.43.4.23;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:rmmaillnx1.cadence.com;PTR:InfoDomainNonexistent;CAT:NONE;SFTY:;SFS:(4636009)(346002)(39860400002)(376002)(396003)(136003)(36092001)(46966005)(82740400003)(107886003)(2906002)(8676002)(186003)(70206006)(26005)(42186006)(36906005)(70586007)(4326008)(47076004)(5660300002)(110136005)(316002)(54906003)(8936002)(426003)(82310400002)(356005)(6666004)(81166007)(336012)(478600001)(36756003)(2616005)(86362001)(2101003);DIR:OUT;SFP:1101; X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7d64c937-1e1e-4a1b-741d-08d80181ffe2 X-MS-TrafficTypeDiagnostic: BN6PR07MB3586: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:1824; X-Forefront-PRVS: 041517DFAB X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: QoVWUMvgtXaCo9StsWPFqL9m6juBFaqzBUBg9N4GNJeChl/Z85DKSGU2LAlnAo2/RTNepu52CgMwRtyWXjGtd2ULfj93JVI4IlZorX9BHY0khDPv1odqGMz7R74Jughn2mPIptXyidIMaSMyxLxHtaK2jRUA34Py2h2X3a9ZUjciGXV2y8DsxJfb9k4OuM0dw7WUR7oTeFjG1p/Ca83s+fQD+3bGOgdO64DlhYocFY6vp0SvEHrTV4/Rt6Vz0CCR8wonVzGMe2Khd5sBpoXs10m7UCBTiYHJYPLAVfvPQivWPl7RCUUsoOlHObLMmwp6h0f3TItQzDSGouu7fLSax5Q66vEwWyBOdHX8kXTGwU6ryHU3Lo+vedWvNJKqczELhLStgbXDACdA29Ud1FLLOszyXzpWhtjYyUADd7VOxC6as4K/xqkB0EYDfUlEmAcy X-OriginatorOrg: cadence.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 May 2020 14:35:12.8095 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7d64c937-1e1e-4a1b-741d-08d80181ffe2 X-MS-Exchange-CrossTenant-Id: d36035c5-6ce6-4662-a3dc-e762e61ae4c9 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=d36035c5-6ce6-4662-a3dc-e762e61ae4c9;Ip=[199.43.4.23];Helo=[rmmaillnx1.cadence.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR07MB3586 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216,18.0.687 definitions=2020-05-26_02:2020-05-26,2020-05-26 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_check_notspam policy=outbound_check score=0 lowpriorityscore=0 phishscore=0 cotscore=-2147483648 spamscore=0 mlxscore=0 suspectscore=0 adultscore=0 impostorscore=0 clxscore=1015 bulkscore=0 malwarescore=0 mlxlogscore=999 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2005260113 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The patch adds a pair of APIs that allows generic PHY subsystem to get/set PHY attributes supported by the PHY. The PHY provider driver may use phy_set_attrs() to set phy attributes that the PHY supports. The controller driver may then use phy_get_attrs() to fetch the PHY attributes to properly configure the controller. Signed-off-by: Yuti Amonkar --- include/linux/phy/phy.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h index bcee8eba62b3..48693321ae36 100644 --- a/include/linux/phy/phy.h +++ b/include/linux/phy/phy.h @@ -119,6 +119,7 @@ struct phy_ops { */ struct phy_attrs { u32 bus_width; + u32 max_link_rate; enum phy_mode mode; }; @@ -231,6 +232,20 @@ static inline void phy_set_bus_width(struct phy *phy, int bus_width) { phy->attrs.bus_width = bus_width; } + +static inline void phy_get_attrs(struct phy *phy, struct phy_attrs *attrs) +{ + attrs->bus_width = phy->attrs.bus_width; + attrs->max_link_rate = phy->attrs.max_link_rate; + attrs->mode = phy->attrs.mode; +} + +static inline void phy_set_attrs(struct phy *phy, struct phy_attrs attrs) +{ + phy->attrs.bus_width = attrs.bus_width; + phy->attrs.max_link_rate = attrs.max_link_rate; + phy->attrs.mode = attrs.mode; +} struct phy *phy_get(struct device *dev, const char *string); struct phy *phy_optional_get(struct device *dev, const char *string); struct phy *devm_phy_get(struct device *dev, const char *string); @@ -389,6 +404,16 @@ static inline void phy_set_bus_width(struct phy *phy, int bus_width) return; } +static inline void phy_get_attrs(struct phy *phy, struct phy_attrs *attrs) +{ + return; +} + +static inline void phy_set_attrs(struct phy *phy, struct phy_attrs attrs) +{ + return; +} + static inline struct phy *phy_get(struct device *dev, const char *string) { return ERR_PTR(-ENOSYS); -- 2.17.1