From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-560692-1519836192-2-16155754911602159944 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.249, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='uk', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1519836191; b=pDd55vXppLnajjofMpbtI3mwlVtUW/5JOCvTHS0/3kmOjN5 fDp0/PhX1oCJx5s2ghWjcrqWRGVTnkvdI2nAY4Ew/n/zJROW64NWCGB/B3P+qR7A Cuw+pvUheAE4p6rh/z0pIHSLvsis07VmMM8s/m63IRBBEOrlCYD1f9JVphuRGOSJ evMxat0fmYOXgRR4kYfpSpQP7FO44u3Yly7OimuUFuoS9/1EvHowy15N5Cq9+55W wQEavkeUVByrZqTdkQ8ZnVLQdfD8Jt2zmlk4qn3Bg5HNOU4cJ7euv6DyYL2SmH14 TTVJW8QD2HAmvZrGgMXe8Q+QKgwAat36HfVY++w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=content-type:content-transfer-encoding :mime-version:from:to:cc:date:message-id:subject:in-reply-to :sender:list-id; s=arctest; t=1519836191; bh=OgkOgClNuPyCerLoX9e PCgnYp2ErgzH6wmxRgRml0sU=; b=r79EwzchsGeXBqprsL/YJDXgb1r0GXxBw/n T0cpNIZ2H1vUq8NSpjxHfT0GVV2hA3rwpbQTmPz+b1ZrkQHuF5ZrYu2YCn6aTQcw 2lZNMn8Xh7CKt9gxNGXlQdMLMJTAUtNyUJIi0ksQEy/mL+JlZzCl7i1PZIVs7KT/ 4Tp32QX4fu6g64uOR1jTyiMBgteJ6D/yoYeNscnkX0H3cxwk5jTDih3a99Pb84jN 82WKPceC41iuoSjS/jOy2x8NQO8JdO1OMfs3cVHz+5uRk4UrpmzoLDnh1tP7fNAL qEwtcS+6hpx5IA+tdeRE7GUUBSSyeXHbqvbpWJDCSabFoZBwzAw== ARC-Authentication-Results: i=1; mx2.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=decadent.org.uk; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=decadent.org.uk header.result=pass header_is_org_domain=yes Authentication-Results: mx2.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=decadent.org.uk; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=decadent.org.uk header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932691AbeB1QDO (ORCPT ); Wed, 28 Feb 2018 11:03:14 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:34745 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932224AbeB1QDM (ORCPT ); Wed, 28 Feb 2018 11:03:12 -0500 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "David S. Miller" , "Florian Fainelli" Date: Wed, 28 Feb 2018 15:20:18 +0000 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.16 165/254] net: phy: Add phy_interface_is_rgmii helper In-Reply-To: X-SA-Exim-Connect-IP: 2a02:8011:400e:2:6f00:88c8:c921:d332 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 3.16.55-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Florian Fainelli commit e463d88c36d42211aa72ed76d32fb8bf37820ef1 upstream. RGMII interfaces come in 4 different flavors that the PHY library needs to care about: regular RGMII (no delays), RGMII with either RX or TX delay, and both. In order to avoid errors of checking only for one type of RGMII interface and miss the 3 others, introduce a convenience function which tests for all values. Suggested-by: David S. Miller Signed-off-by: Florian Fainelli Signed-off-by: David S. Miller Signed-off-by: Ben Hutchings --- include/linux/phy.h | 11 +++++++++++ 1 file changed, 11 insertions(+) --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -630,6 +630,17 @@ static inline bool phy_is_internal(struc } /** + * phy_interface_is_rgmii - Convenience function for testing if a PHY interface + * is RGMII (all variants) + * @phydev: the phy_device struct + */ +static inline bool phy_interface_is_rgmii(struct phy_device *phydev) +{ + return phydev->interface >= PHY_INTERFACE_MODE_RGMII && + phydev->interface <= PHY_INTERFACE_MODE_RGMII_TXID; +} + +/** * phy_write_mmd - Convenience function for writing a register * on an MMD on a given PHY. * @phydev: The phy_device struct