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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS 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 ED05EC282C4 for ; Sat, 9 Feb 2019 17:33:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BA07E2192D for ; Sat, 9 Feb 2019 17:33:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727874AbfBIRdN (ORCPT ); Sat, 9 Feb 2019 12:33:13 -0500 Received: from shards.monkeyblade.net ([23.128.96.9]:47026 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727869AbfBIRdN (ORCPT ); Sat, 9 Feb 2019 12:33:13 -0500 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::bf5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 1205114AE8716; Sat, 9 Feb 2019 09:33:13 -0800 (PST) Date: Sat, 09 Feb 2019 09:33:12 -0800 (PST) Message-Id: <20190209.093312.245897096634678496.davem@davemloft.net> To: hkallweit1@gmail.com Cc: andrew@lunn.ch, f.fainelli@gmail.com, netdev@vger.kernel.org Subject: Re: [PATCH net-next] net: phy: Add support for asking the PHY its abilities From: David Miller In-Reply-To: <19c1e5c4-2f86-a3ff-e971-a0098c605b3f@gmail.com> References: <19c1e5c4-2f86-a3ff-e971-a0098c605b3f@gmail.com> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Sat, 09 Feb 2019 09:33:13 -0800 (PST) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Heiner Kallweit Date: Sat, 9 Feb 2019 15:24:47 +0100 > From: Andrew Lunn > Add support for runtime determination of what the PHY supports, by > adding a new function to the phy driver. The get_features call should > set the phydev->supported member with the features the PHY supports. > It is only called if phydrv->features is NULL. > > This requires minor changes to pause. The PHY driver should not set > pause abilities, except for when it has odd cause capabilities, e.g. > pause cannot be disabled. With this change, phydev->supported already > contains the drivers abilities, including pause. So rather than > considering phydrv->features, look at the phydev->supported, and > enable pause if neither of the pause bits are already set. > > Signed-off-by: Andrew Lunn > [hkallweit1@gmail.com: fixed small checkpatch complaint in one comment] > Signed-off-by: Heiner Kallweit Applied.