From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f180.google.com (mail-pl1-f180.google.com [209.85.214.180]) (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 E5DA2433BAE for ; Wed, 29 Jul 2026 07:42:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.180 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785310976; cv=none; b=f4/sv1XkrcNahmxuSQab7aS97WJ9Z9mlmv+fM5IMlEQGx/VaVkVfqbi4k6xgQICRduOAyW9iqK3orzfz9SgWPIXdpxohrBqPkU+B0IkbywtXsWlUGkHDrfsNYl8HMAS6UZmanYvQFJWmFvnzuKx4kYEzX3wUSSC+CtWdGQX70RQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785310976; c=relaxed/simple; bh=oFO0czTX5z1fNML8qIjSbHhNqU16f3qJUBRTOIpJcXg=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=jtiDKq1ZF1vuJKxxBF5hioXjoHG1mQ2AJFumzmrKb5RMrvJT+ImsWTZbkNGiokP7CEc+FOuLg1sRG7aRGJYR6NxXgAldxNDqR2n0UNd+XjZRFJggVzKo3xwfSTAfjZUGcbkqI/sHc7JAQY0gKGTKuXkZO+fiQ8138U7EsrWtJuA= 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=dqvGxQKR; arc=none smtp.client-ip=209.85.214.180 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="dqvGxQKR" Received: by mail-pl1-f180.google.com with SMTP id d9443c01a7336-2ceb096e675so9443725ad.0 for ; Wed, 29 Jul 2026 00:42:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1785310968; x=1785915768; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=Np3TxTdvKcS8g72nvKid+BqIJi+sR4NF+QJPQi54MKI=; b=dqvGxQKRHrxNhkqk4y6A/74l9SFY1kYIW+vFeq006pKdaYU/rinV+XWBjplIpI5C4y lcKu63mlTQOePQWQhopfBGP9eEuL8fFBWz/NvOblWx9iqrAE3wLzCViHCmYdSXJiEPTL 769jvcEvS8gfoum5VHTCNtlfvtaqmpRKV+O7VHL2qDshEqSEucCKMG4ZbfQnnTfhKK2z OU/HdKjJhAEE4+yGjH0ebgUO79uuI2TT4gsW/ZQ46wN3XH5HqZMXSjmeDca//vxrSJXg H9j13M35lEfTY50JDpQP7berMViquIeiWdCneuJehAKlpx/prueUNRhbb69GAw+v10zS lYvQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1785310968; x=1785915768; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=Np3TxTdvKcS8g72nvKid+BqIJi+sR4NF+QJPQi54MKI=; b=HDmZsoVBkSvlt7lvgD8hebWzeqwzoanvyLSLYEb3XJ6GEHbYyjtGhiBLlssHRMCimC 8gRfGk3NTK7BByHiHkFRlD64P/mhsyEuosqq93mxPM6hMZs0K5Qaz8C5WjpAzCvuHuSq f508vyoO5ugcPX/vlJwgla5zaX71/3iGkzcpa1H0yewUgR8hCGKSw/D0lClwQbD+7wF5 V0+3ZAc1jCmVTS+PCibG+bZ1uKiOdBulzkj4pZfVzRZ5RPkz54uA5fVedD4M2h5tUA1g v45ishiWljrGS0kCFflZV/AaBKZkdtvyFRYoSz+DZXcy+Zs+iCX4Xeraed12ELd9AM2F cjEA== X-Forwarded-Encrypted: i=1; AHgh+RqsBnNW3Z1C+xPydOzw7zej2ydWRIm6AqHLQhyTjhmeXLw45U9VWigvaaSZldv1xqDTawu3recgGHGeI6Q=@vger.kernel.org X-Gm-Message-State: AOJu0Ywn7P0B4V8MjPsOCQq7Gqm6JQfX63wnndzi9RT+jkvGRnxz4ugO iT2Lxo3C2U5oZbUPWD0H0CMtCpU0jj0XPuEbGhK9k0s8NT4ybeUXBU8B X-Gm-Gg: AR+sD116H8NSu+MtKb95zjuhjBSCETLftzJc7cOStHT+bIY7db/jiqE/xWCrt6RSH74 ZgTW9/Lep1U9J0XyLqjzI1+ljDfGigCVxunj0vVlckk/vVBiDN8Cu9iyOBIi2gQYZMpcDWiMnJO JgTdxkvaibv4b4NR4Bt6k9Kf0ywvLKk0rh7uoHsDPcKNmUvxezSYia9OhpsWsZsumKnIs2TZSWc AXrPKxZtwJfBw5TS5J7p+igeG9J0maFaFr6arn9HN56owOIAYF5QblCdp+KGUlow/S1Ee0PNgmC +ZYhUn5HxkWhzjF7uGykAXILNqm9WdKnvldtrxHUxciUIAKfUn5vpdw3FR6kxZgQCcklRyEN7li UjNVHSHAUMNixaoH5FUcNqpmlic8ehjHbGY8WQGsulcmQPPwvRyVt9tXZ4briKSpdwUsbDZPlAk 6mnoiPu4e4lt5xzYoqvkkKe+5HwSFGI3211nn+B8k0DP+TF5zV5fTy3iPTBtv/Gd2m4KlB3g== X-Received: by 2002:a17:902:ebc2:b0:2cc:6817:d9bc with SMTP id d9443c01a7336-2d015f31b41mr63997355ad.38.1785310968545; Wed, 29 Jul 2026 00:42:48 -0700 (PDT) Received: from server227.. ([39.170.101.209]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d022bf888csm7154505ad.64.2026.07.29.00.42.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jul 2026 00:42:48 -0700 (PDT) From: Zxyan Zhu To: netdev@vger.kernel.org Cc: Andrew Lunn , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Alexandre Torgue , Russell King , Russell King , Maxime Chevallier , Serge Semin , Romain Gantois , Hariprasad Kelam , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Zxyan Zhu Subject: [PATCH net-next v3 0/2] net: stmmac: Fix PHY attach when custom PCS is in use Date: Wed, 29 Jul 2026 15:42:35 +0800 Message-Id: <20260729074237.2624940-1-zxyan0222@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series fixes the issue where stmmac platforms using a custom PCS via the pcs_init callback fail to probe when no phy-handle is specified in the device tree. Patch 1 skips the PHY attach in stmmac when a custom PCS is already configured via priv->hw->phylink_pcs and phy_addr is invalid, avoiding the "no phy found" error for platforms that manage link state entirely through the PCS. Patch 2 is Russell King's phylink patch that relaxes phylink_expects_phy() to allow PHYs to be attached in 802.3z inband mode. v3: - Move the priv->hw->phylink_pcs check inside the "addr < 0" branch to avoid skipping the phy_addr fallback for boards with both a PCS and a PHY - Reverse patch order: stmmac fix first, phylink change second v2: - Include Russell's phylink patch as prerequisite - This is now a 2-patch series targeting net-next Zxyan Zhu (1): net: stmmac: Skip PHY attach if custom PCS is in use Russell King (Oracle) (1): net: phylink: allow PHYs to be attached in 802.3z inband mode drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 ++++ drivers/net/phy/phylink.c | 8 ++------ 2 files changed, 6 insertions(+), 6 deletions(-) -- 2.34.1