From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm2-f12.google.com (mail-wm2-f12.google.com [74.125.225.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 32C72456E1C for ; Thu, 24 Sep 2026 23:02:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.225.140 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790290949; cv=none; b=b4nAk5veC3U7Q6T3ZexoHAAL9kx4hHr3E7rDzrjohhQfwL9L2EsrSYo1eMghQ88HLnPALEJgvCgB5AJ0r2JwvWd2tdIFd44/pp1iIDpFoJQ9AmEpydTYxZOlfy5P3zcJFtukcnIKw0++9WR9aR6dC5YvSiL7oyb92DWf7wWU0Cg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790290949; c=relaxed/simple; bh=Qk4gUjoSQ+NjYnI3ptfu96ovUTocgK6Wl7UebfYEMJQ=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=N90jKCrd2+4PEUlwVw0q0WXZvJtTV+KMssh3C8WJWEdQ3QLSFKNxbjHzKKBY0tFzHLWg+729Pm6bNuvCYQo6+IPUijic3NSuuQnUPF8ewMQ3M2TULR8j0N6lZ1muGXfp5IlDAqy4TCDWDapAkzoJCJY7n0mjkGUlFem7tf4ILLI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=kTInl/zg; arc=none smtp.client-ip=74.125.225.140 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="kTInl/zg" Received: by mail-wm2-f12.google.com with SMTP id 5b1f17b1804b1-49e69b9e16aso3348165e9.1 for ; Thu, 24 Sep 2026 16:02:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1790290945; x=1790895745; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to:content-type; bh=b8iZrjI+sv0kO4V1v7dMASv2fJp8vatl+BnwAIAKYts=; b=kTInl/zg34H6RSO2dD/9TdJqmAXRVCvmK+kpyTHX+SCSfHyurowlhdv+nxVJXgPlLH VD45ubZlScpAam2pOsTMghPOH89NzjYpAorjM6OteLgLP1UzSAtghs5d2eHGd9zrcZXI JSmo2ZWQUahEipqLWgXbaDj8F3cqrdZ0Acojj+LLc2kXtho7V1mCeKeS9XY1buGZ+o5H FoY67o7i0tVl9Ytc73vz3omXCvO3FKibsXrByNydsCASI+vvxSuycMD3E9TuXraGtm79 8R7/CHqtR02zejnF6vOlHJSObGNiXO/takP+HDVMmzTGd0U2RIE7rFhEIP1Yif3Oi8WE iYJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790290945; x=1790895745; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to:content-type; bh=b8iZrjI+sv0kO4V1v7dMASv2fJp8vatl+BnwAIAKYts=; b=wgepWz8XZSgQDOx+u0GXr+ttLCm+GEJCCZjMA82uvJ0HsQcHGrchvZ5646icffQE24 VYdEQQDstRt2Nw4pL4H+WTPFiQ/9ICrO96DgroufZq/LSBPS6Nhe23SZVmB0JkPQZ1uW 93Et90RpoVuqWz7S1+lklmNDyQY7WJCY11BP0hy33b7WdQIVE0+brY56icOckXWOPuBi GAmgNb1oogumHPcRhVc5jWeGg9kykeBD9UKw75w0MWF7RLn9hNFl+iVUvHwvZf2J+rCW I7j43d1kaBSN1oyCOBO4+9Om1+LfvkAjI6Z/PIx2s4NzjdFUv6irZUSWINIRPo7urPdZ FsUw== X-Forwarded-Encrypted: i=1; AKwUvBwgQfySKj05Kl6aG56j2wgFnFkTDSroNpz5pXTSHoWzd7sYFbfFL2ah5T3jPss3gH83Wyu+@lists.linux.dev X-Gm-Message-State: AFuF++nxCZ2yPs0uclk8OS5AE8kKFJxTfEkQiDYgLcx55c1OJ8/FpIlw eO4fAYbvo06wLsfN63S5XF9IDslwAdSYelz5ZNdFhvWgysXuyuANNYPH X-Gm-Gg: AYBFou0U4NEgIuhiSNisDQN2/MQ7fccoCz38dl7ctblhTVKj92GCB0jaQOaVC8Z+v9Z K6fm0Dvl5pnbfgjsOluCNofYkfPu82p/Az6fNr0oOtmiDYwLEkUaBk7N+t9fhSmW31mdu37aQgV /FmchoQfHdxlEyzofDVnB8j2PCV4NPBj78qQrNZm48RpITP0DSlx9ngCeF6haYFucduPcBInsxA mnretPxZU3uz42zY7HvakCbK69WM5DkuGm9SRg9h8cxp/SxU2vSdifpwdo3UGm8QjRKOLGSFieh yVnfHPEqLnpgEIDZsnWlhYJvFfv/PPfEhCr3qS9iHZGtVArGHNpnoUpeBODnYljsdMwuCO4VD9e 04JG5YYDGoL5zj2EYISc4AD4KHnO43NHXg4M60NKr0Ejc/J1MxNl6din/WJcNWdaCi61MKwtLvc 1IZ4vYhGBDQAqdKJYKMbOCLVgP6QgehB73wOeonDuxUNx8LFkuLnvJ9RMW7PD3HOILmJzUTvch2 cJi4ZFAoQ7zqA1e3rSBxO6fqz6Mbi7XcGu+XBqg/IqBEOo21PBlzVStH+wXaMWG X-Received: by 2002:a05:600c:530e:b0:49f:bc28:e8bc with SMTP id 5b1f17b1804b1-49fe7bab945mr63722815e9.17.1790290945335; Thu, 24 Sep 2026 16:02:25 -0700 (PDT) Received: from Ansuel-XPS24.localdomain (host-79-29-83-136.business.telecomitalia.it. [79.29.83.136]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-49ff06cbe57sm12288175e9.13.2026.09.24.16.02.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Sep 2026 16:02:24 -0700 (PDT) From: Christian Marangi To: Maxime Chevallier , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Simon Horman , Jonathan Corbet , Shuah Khan , Randy Dunlap , Christian Marangi , Lorenzo Bianconi , Heiner Kallweit , Russell King , Philipp Zabel , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, llvm@lists.linux.dev Subject: [PATCH net-next v17 01/12] net: phylink: keep and use MAC supported_interfaces in phylink struct Date: Fri, 25 Sep 2026 01:01:42 +0200 Message-ID: <20260924230211.11519-2-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260924230211.11519-1-ansuelsmth@gmail.com> References: <20260924230211.11519-1-ansuelsmth@gmail.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add in phylink struct a copy of supported_interfaces from phylink_config and make use of that instead of relying on phylink_config value. This in preparation for support of PCS handling internally to phylink where a PCS can be removed or added after the phylink is created and we need both a reference of the supported_interfaces value from phylink_config and an internal value that can be updated with the new PCS info. Tested-by: Maxime Chevallier Reviewed-by: Maxime Chevallier Signed-off-by: Christian Marangi --- drivers/net/phy/phylink.c | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index a7d086cdc9b2..a98e62fa4bd2 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -60,6 +60,11 @@ struct phylink { /* The link configuration settings */ struct phylink_link_state link_config; + /* What interface are supported by the current link. + * Can change on removal or addition of new PCS. + */ + DECLARE_PHY_INTERFACE_MASK(supported_interfaces); + /* The current settings */ phy_interface_t cur_interface; @@ -628,7 +633,7 @@ static int phylink_validate_mask(struct phylink *pl, struct phy_device *phy, static int phylink_validate(struct phylink *pl, unsigned long *supported, struct phylink_link_state *state) { - const unsigned long *interfaces = pl->config->supported_interfaces; + const unsigned long *interfaces = pl->supported_interfaces; if (state->interface == PHY_INTERFACE_MODE_NA) return phylink_validate_mask(pl, NULL, supported, state, @@ -2026,6 +2031,9 @@ struct phylink *phylink_create(struct phylink_config *config, __set_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state); timer_setup(&pl->link_poll, phylink_fixed_poll, 0); + phy_interface_copy(pl->supported_interfaces, + pl->config->supported_interfaces); + linkmode_fill(pl->supported); linkmode_copy(pl->link_config.advertising, pl->supported); phylink_validate(pl, pl->supported, &pl->link_config); @@ -2147,7 +2155,7 @@ static int phylink_validate_phy(struct phylink *pl, struct phy_device *phy, * those which the host supports. */ phy_interface_and(interfaces, phy->possible_interfaces, - pl->config->supported_interfaces); + pl->supported_interfaces); if (phy_interface_empty(interfaces)) { phylink_err(pl, "PHY has no common interfaces\n"); @@ -2961,12 +2969,12 @@ static phy_interface_t phylink_sfp_select_interface(struct phylink *pl, return interface; } - if (!test_bit(interface, pl->config->supported_interfaces)) { + if (!test_bit(interface, pl->supported_interfaces)) { phylink_err(pl, "selection of interface failed, SFP selected %s (%u) but MAC supports %*pbl\n", phy_modes(interface), interface, (int)PHY_INTERFACE_MODE_MAX, - pl->config->supported_interfaces); + pl->supported_interfaces); return PHY_INTERFACE_MODE_NA; } @@ -3845,14 +3853,14 @@ static int phylink_sfp_config_optical(struct phylink *pl) phylink_dbg(pl, "optical SFP: interfaces=[mac=%*pbl, sfp=%*pbl]\n", (int)PHY_INTERFACE_MODE_MAX, - pl->config->supported_interfaces, + pl->supported_interfaces, (int)PHY_INTERFACE_MODE_MAX, pl->sfp_interfaces); /* Find the union of the supported interfaces by the PCS/MAC and * the SFP module. */ - phy_interface_and(pl->sfp_interfaces, pl->config->supported_interfaces, + phy_interface_and(pl->sfp_interfaces, pl->supported_interfaces, pl->sfp_interfaces); if (phy_interface_empty(pl->sfp_interfaces)) { phylink_err(pl, "unsupported SFP module: no common interface modes\n"); @@ -4023,7 +4031,7 @@ static int phylink_sfp_connect_phy(void *upstream, struct phy_device *phy) /* Set the PHY's host supported interfaces */ phy_interface_and(phy->host_interfaces, phylink_sfp_interfaces, - pl->config->supported_interfaces); + pl->supported_interfaces); /* Do the initial configuration */ return phylink_sfp_config_phy(pl, phy); -- 2.55.0