From patchwork Thu May 27 20:45:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Oltean X-Patchwork-Id: 12285329 X-Patchwork-Delegate: kuba@kernel.org 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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 C781BC4708A for ; Thu, 27 May 2021 20:45:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A5B71611C2 for ; Thu, 27 May 2021 20:45:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235871AbhE0UrV (ORCPT ); Thu, 27 May 2021 16:47:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49380 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235792AbhE0UrS (ORCPT ); Thu, 27 May 2021 16:47:18 -0400 Received: from mail-ed1-x531.google.com (mail-ed1-x531.google.com [IPv6:2a00:1450:4864:20::531]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1142BC061761 for ; Thu, 27 May 2021 13:45:43 -0700 (PDT) Received: by mail-ed1-x531.google.com with SMTP id g7so2368626edm.4 for ; Thu, 27 May 2021 13:45:42 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=f3LXLy0RxWR9HBLo60bQO4krGpz/yZL++bJpVi6moh0=; b=KiLH/RjHXRiudeeWLmGLxFfwwNxpuUr5Xg+9fX+b6oAuvBFQJUob5llvDqNsO8F2Up WDo/E9PUS3HR6u7lWfj/jzJGy2K0k2JjAoAoN5PqADtksUgo8vPS23fqMYDqp5JVzT0P IdWPee2Hu1bQGj2kOmsh2XQKqjw1RrzgggMoSnIrnRKLmJdYyOb0KeMqjslFArrtwfoB /fYvIedoR7M1qw7Ig8NAA34bK0HxLktMZUvQlBYUxF95eqZNJ+WgOVhU/Nt8ZAmEsQxY BywgYgnS3ESkETO2UeWLb1qjE0D6LIBNDNPskNXIDL70APf7WXs8XArqztUX4izP/20G ctaQ== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=f3LXLy0RxWR9HBLo60bQO4krGpz/yZL++bJpVi6moh0=; b=mwU6SaC6/8GK5IqeUx8nUl0zLHd97wukKS7VrjD5uCojhnOpsk/aDj5OVckoGxbmn8 STP4MQVYjs33sGVgeidoHCppGNArD/eESIBhBQ+38apeeeRK15sV0X04VnrvZcsfiKGg Oye+TvTZw4MAiw4q7QZNo95HWiVPgsV9Ue0idp/WHZjKZjradm/WTlaGYRfM1BtRT2wQ gcAmX1gQKoWinrEi6aT4mPE7OXZQkwJn7cG354eYEdsSmD7mb0wz0DkFUjTjYf2avhik iyaEQuI8/aZimt/JyPx1RM4hbj3dFa3yxFslDiSfWgHlI4F1lpdRkmYyds8e1KGphCZD DCtA== X-Gm-Message-State: AOAM532RXH4/qCdHJm7jfN0cSyTQF8lB47Z/VCm1eeCGKQdxbcyzpLIs W7AsPdQgvot3oWZAZ7277/4= X-Google-Smtp-Source: ABdhPJyIXKzYSMGSj4uJEl5i4yOI3WEVbysDrGcHEearUs0F0rTLxkFbpHTqTRnICFLMpmTQEkRtdw== X-Received: by 2002:a05:6402:5174:: with SMTP id d20mr6443295ede.248.1622148341586; Thu, 27 May 2021 13:45:41 -0700 (PDT) Received: from localhost.localdomain ([188.26.52.84]) by smtp.gmail.com with ESMTPSA id g11sm1654145edt.85.2021.05.27.13.45.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 May 2021 13:45:41 -0700 (PDT) From: Vladimir Oltean To: Jakub Kicinski , "David S. Miller" , netdev@vger.kernel.org Cc: Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Heiner Kallweit , Russell King - ARM Linux admin , Florian Fainelli , Andrew Lunn , Ong Boon Leong , Michael Sit Wei Hong , Vladimir Oltean Subject: [RFC PATCH net-next 3/8] net: pcs: xpcs: export xpcs_validate Date: Thu, 27 May 2021 23:45:23 +0300 Message-Id: <20210527204528.3490126-4-olteanv@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210527204528.3490126-1-olteanv@gmail.com> References: <20210527204528.3490126-1-olteanv@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC From: Vladimir Oltean Calling a function pointer with a single implementation through struct mdio_xpcs_ops is clunky, and the stmmac_do_callback system forces this to return int, even though it always returns zero. Simply remove the "validate" function pointer from struct mdio_xpcs_ops and replace it with an exported xpcs_validate symbol which is called directly by stmmac. Signed-off-by: Vladimir Oltean --- drivers/net/ethernet/stmicro/stmmac/hwif.h | 2 -- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 2 +- drivers/net/pcs/pcs-xpcs.c | 10 ++++------ include/linux/pcs/pcs-xpcs.h | 5 ++--- 4 files changed, 7 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h index 75a8b90c202a..a86b358feae9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/hwif.h +++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h @@ -613,8 +613,6 @@ struct stmmac_mmc_ops { stmmac_do_void_callback(__priv, mmc, read, __args) /* XPCS callbacks */ -#define stmmac_xpcs_validate(__priv, __args...) \ - stmmac_do_callback(__priv, xpcs, validate, __args) #define stmmac_xpcs_config(__priv, __args...) \ stmmac_do_callback(__priv, xpcs, config, __args) #define stmmac_xpcs_get_state(__priv, __args...) \ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index bf9fe25fed69..d3d85d36e177 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -996,7 +996,7 @@ static void stmmac_validate(struct phylink_config *config, linkmode_andnot(state->advertising, state->advertising, mask); /* If PCS is supported, check which modes it supports. */ - stmmac_xpcs_validate(priv, &priv->hw->xpcs_args, supported, state); + xpcs_validate(&priv->hw->xpcs_args, supported, state); } static void stmmac_mac_pcs_get_state(struct phylink_config *config, diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c index 71efd5ef69e5..4c0093473470 100644 --- a/drivers/net/pcs/pcs-xpcs.c +++ b/drivers/net/pcs/pcs-xpcs.c @@ -658,9 +658,8 @@ static void xpcs_resolve_pma(struct mdio_xpcs_args *xpcs, } } -static int xpcs_validate(struct mdio_xpcs_args *xpcs, - unsigned long *supported, - struct phylink_link_state *state) +void xpcs_validate(struct mdio_xpcs_args *xpcs, unsigned long *supported, + struct phylink_link_state *state) { bool valid_interface; @@ -683,13 +682,13 @@ static int xpcs_validate(struct mdio_xpcs_args *xpcs, if (!valid_interface) { bitmap_zero(supported, __ETHTOOL_LINK_MODE_MASK_NBITS); - return 0; + return; } linkmode_and(supported, supported, xpcs->supported); linkmode_and(state->advertising, state->advertising, xpcs->supported); - return 0; } +EXPORT_SYMBOL_GPL(xpcs_validate); static int xpcs_config_eee(struct mdio_xpcs_args *xpcs, int mult_fact_100ns, int enable) @@ -958,7 +957,6 @@ static int xpcs_probe(struct mdio_xpcs_args *xpcs) } static struct mdio_xpcs_ops xpcs_ops = { - .validate = xpcs_validate, .config = xpcs_config, .get_state = xpcs_get_state, .link_up = xpcs_link_up, diff --git a/include/linux/pcs/pcs-xpcs.h b/include/linux/pcs/pcs-xpcs.h index e48636a1a078..56755b7895a0 100644 --- a/include/linux/pcs/pcs-xpcs.h +++ b/include/linux/pcs/pcs-xpcs.h @@ -25,9 +25,6 @@ struct mdio_xpcs_args { }; struct mdio_xpcs_ops { - int (*validate)(struct mdio_xpcs_args *xpcs, - unsigned long *supported, - struct phylink_link_state *state); int (*config)(struct mdio_xpcs_args *xpcs, const struct phylink_link_state *state); int (*get_state)(struct mdio_xpcs_args *xpcs, @@ -40,5 +37,7 @@ struct mdio_xpcs_ops { }; struct mdio_xpcs_ops *mdio_xpcs_get_ops(void); +void xpcs_validate(struct mdio_xpcs_args *xpcs, unsigned long *supported, + struct phylink_link_state *state); #endif /* __LINUX_PCS_XPCS_H */