From patchwork Fri Mar 20 13:34:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dejin Zheng X-Patchwork-Id: 222161 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=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=no 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 4AEFCC4332E for ; Fri, 20 Mar 2020 13:34:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1CDCE20739 for ; Fri, 20 Mar 2020 13:34:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="nAxCYBmX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727221AbgCTNej (ORCPT ); Fri, 20 Mar 2020 09:34:39 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:45159 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726843AbgCTNej (ORCPT ); Fri, 20 Mar 2020 09:34:39 -0400 Received: by mail-pf1-f194.google.com with SMTP id j10so3222011pfi.12; Fri, 20 Mar 2020 06:34:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=Nb2z4/AMhcIMCMakc6EWwO7L/vzjKqviBOdIUyt8ibM=; b=nAxCYBmXrHFobSLiHWdQpRdDmIb332Ku2C4WDhQFAubl6i6RL41O1pYivIfZelYQCs O1fe2ZzNF1QCrZpewjhMAuuTPYmgmss30z9uE6AQl3XHOmmMiYGIu6iuIOlkq/dJV/8A TyExAvPly0Kr1klEktzo9x+BTZVdjoJ6yuD7+oyzWFdStGAKUlj94R9+wie0SoPKUrJ8 JXid5QZJ7/29r46Brt5XkjLYiTIUqALASdzfBpVWLZIwyyO6Dgu68PWQ84VCqJdgGLMx 8cFTLgpSckw1nBp1tXAluCuCqJdEm0QwiRvnyysy0k5x/65fLP7mOeCoRJIso+vM6duV LtSw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=Nb2z4/AMhcIMCMakc6EWwO7L/vzjKqviBOdIUyt8ibM=; b=QSRso9nyfReaGuP16phv3ZOgk47wOAn2XR9vbiVCsmvN+YsCtvylBiXsoQ72bVgryA Z6sSKNN4oGEiuKJTYCO3QqmSfLuhbUZlEqNZV0Op9KrElcHihhiDodSLKH8qagrX+Fp0 ZwezH871/yZkPZTAkzq7u3IVh2dhwW7jShAUoxKYCVTbrhSUE1gaFck3YezaHO5QWLHv 2Z/UWNAquscNbk6UGLEKRPRx1PMp5p5I5jALB7mRDIQr0w2D8tb8V1rw/8bnDV74kaoq lRl83PROase/Vml41fpFgam1IrJzpJ8ujgOLRFrqJCje09SGOSRyAbiN1qcO068/lzFv z54Q== X-Gm-Message-State: ANhLgQ1yzCsA6+FOI16L4WOqlWaZ2TViAL85Hpr6rm7mpOyPbiH+gF9p JsidRUWnvDhvf2ZVW7+3L283+oBE X-Google-Smtp-Source: ADFU+vsC/nkTLCwfzW90pe6nDleUtkBND2JfvbYWa+fw+1Fk4qyHnpYdzR5KFIrJ5c3CDuObikvW2A== X-Received: by 2002:a62:1dd3:: with SMTP id d202mr9761467pfd.47.1584711277858; Fri, 20 Mar 2020 06:34:37 -0700 (PDT) Received: from localhost ([216.24.188.11]) by smtp.gmail.com with ESMTPSA id q91sm5043241pjb.11.2020.03.20.06.34.36 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 20 Mar 2020 06:34:37 -0700 (PDT) From: Dejin Zheng To: andrew@lunn.ch, f.fainelli@gmail.com, hkallweit1@gmail.com, linux@armlinux.org.uk, davem@davemloft.net, allison@lohutok.net, corbet@lwn.net, alexios.zavras@intel.com, broonie@kernel.org, tglx@linutronix.de, mchehab+samsung@kernel.org, netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Dejin Zheng Subject: [PATCH net-next v2 0/7] introduce read_poll_timeout Date: Fri, 20 Mar 2020 21:34:24 +0800 Message-Id: <20200320133431.9354-1-zhengdejin5@gmail.com> X-Mailer: git-send-email 2.25.0 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch sets is introduce read_poll_timeout macro, it is an extension of readx_poll_timeout macro. the accessor function op just supports only one parameter in the readx_poll_timeout macro, but this macro can supports multiple variable parameters for it. so functions like phy_read(struct phy_device *phydev, u32 regnum) and phy_read_mmd(struct phy_device *phydev, int devad, u32 regnum) can use this poll timeout framework. the first patch introduce read_poll_timeout macro, and the second patch redefined readx_poll_timeout macro by read_poll_timeout(), and the other patches are examples using read_poll_timeout macro. v1 -> v2: - passed a phydev, device address and a reg to replace args... parameter in phy_read_mmd_poll_timeout() by Andrew Lunn 's suggestion in patch 3. Andrew Lunn , Thanks very much for your help! - also in patch 3, handle phy_read_mmd return an error(the return value < 0) in phy_read_mmd_poll_timeout(). Thanks Andrew again. - in patch 6, pass a phydev and a reg to replace args... parameter in phy_read_poll_timeout(), and also handle the phy_read() function's return error. Dejin Zheng (7): iopoll: introduce read_poll_timeout macro iopoll: redefined readx_poll_timeout macro to simplify the code net: phy: introduce phy_read_mmd_poll_timeout macro net: phy: bcm84881: use phy_read_mmd_poll_timeout() to simplify the code net: phy: aquantia: use phy_read_mmd_poll_timeout() to simplify the code net: phy: introduce phy_read_poll_timeout macro net: phy: use phy_read_poll_timeout() to simplify the code drivers/net/phy/aquantia_main.c | 13 ++++-------- drivers/net/phy/bcm84881.c | 27 ++++--------------------- drivers/net/phy/phy_device.c | 16 ++++----------- include/linux/iopoll.h | 36 ++++++++++++++++++++++++++------- include/linux/phy.h | 27 +++++++++++++++++++++++++ 5 files changed, 68 insertions(+), 51 deletions(-)