From patchwork Sat Nov 25 00:11:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Marangi X-Patchwork-Id: 13468305 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="O3lnM0KD" Received: from mail-wm1-x32b.google.com (mail-wm1-x32b.google.com [IPv6:2a00:1450:4864:20::32b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E2A6519A8; Fri, 24 Nov 2023 16:35:24 -0800 (PST) Received: by mail-wm1-x32b.google.com with SMTP id 5b1f17b1804b1-40b36339549so15978825e9.1; Fri, 24 Nov 2023 16:35:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1700872523; x=1701477323; darn=vger.kernel.org; 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; bh=dIxvgOZ7CQB51UQDLaqUtiZU2S4aMllQ5M3VTMe+bkw=; b=O3lnM0KD0gFyaEhZ5f9EDf6ezgsJyGvW/tpW5kn8n0HtHmhilqRAdqcBxcPe+rzff9 BK4GlcKdkpgEZOSXDh9LL48+hoI/vL6HGa6oUCs7sYTY4u7Gc/6rm5Aa7/NJBDvuJI/9 z4spPtudX3BXQa69GyXduuxpKblordFVfllyffaOJb5v0/q2naF/WynMIKUlpITa7zSM xUXlQIX6sSR9jCvZxSFulsHWbI38JtIMf+xlNP0DmN6vHOfTLMuxH6ZSWrstwIqIBLXV 05ZsZhSJuWaFjNrXWyctaviImgKqxPkSlA1BvWsSikXvbNUEC0Tw/XEghc7KsYPWcVic 6Llg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700872523; x=1701477323; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=dIxvgOZ7CQB51UQDLaqUtiZU2S4aMllQ5M3VTMe+bkw=; b=AltyZkiR9xfSMXMZ6zcblmqcu/4eXafLnNbGlPa/0z0XpiPOyGzo3gzuN0yugu5mhP sOu88/+V1+oLt/XYHjNQr5w6b0e+Epr93PyqybN22kqGYK+RoVer3sckz9C5CZ/VP8DV DYhZaFVhOOsGLEEJLucaIIsoJBpDq9iSQGAPRxIh4yIFR8vkEFNPi9Yag5GWZZAO068r j0vwZhjwwIVY5Em55Qblc3dy+u950qx22EQCgm6LY4hjWz+OV9TbzhdoGVj6uhivmIfm Z9nUAgxWlMs8tcM8UPa9hA+RoPKDW3JZKKEzbMnk3zeKyvrPY4cmFXlKjt38adStWalW YKLw== X-Gm-Message-State: AOJu0YxRD76Z/7QQPyZHJ052lY9aizmedYp9YMbmKmCC/W8bp4Y10of1 GRkvyTfolrRjFEgiym/X/Fc= X-Google-Smtp-Source: AGHT+IH/mvvyiDwu8lL8P1HQUIBWCAEL0g1NitUnqWOlQjTwYyV/wmLg6LqR3UnY3YBLKXEQ++UQuQ== X-Received: by 2002:a05:600c:3ca0:b0:40a:48af:4820 with SMTP id bg32-20020a05600c3ca000b0040a48af4820mr4085044wmb.30.1700872523082; Fri, 24 Nov 2023 16:35:23 -0800 (PST) Received: from localhost.localdomain (93-34-89-13.ip49.fastwebnet.it. [93.34.89.13]) by smtp.googlemail.com with ESMTPSA id u13-20020a05600c00cd00b00405718cbeadsm4268005wmm.1.2023.11.24.16.35.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Nov 2023 16:35:22 -0800 (PST) From: Christian Marangi To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson , Konrad Dybcio , Andrew Lunn , Heiner Kallweit , Russell King , Florian Fainelli , Broadcom internal kernel review list , Daniel Golle , Qingfang Deng , SkyLake Huang , Matthias Brugger , AngeloGioacchino Del Regno , Vladimir Oltean , David Epping , Harini Katakam , Christian Marangi , "Russell King (Oracle)" , Robert Marko , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [net-next RFC PATCH v2 04/11] net: phy: add support for shared priv data size for PHY package in DT Date: Sat, 25 Nov 2023 01:11:20 +0100 Message-Id: <20231125001127.5674-5-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231125001127.5674-1-ansuelsmth@gmail.com> References: <20231125001127.5674-1-ansuelsmth@gmail.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add support for defining shared data size for PHY package defined in DT. A PHY driver has to define the value .phy_package_priv_data_size to make the generic OF PHY package function alloc priv data in the shared struct for the PHY package. Signed-off-by: Christian Marangi --- drivers/net/phy/phy_device.c | 7 ++++++- include/linux/phy.h | 3 +++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index f25bedb69b90..454dc8256e94 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -3198,6 +3198,7 @@ static int of_phy_package(struct phy_device *phydev) struct device_node *node = phydev->mdio.dev.of_node; struct device_node *package_node; const u8 *global_phys_offset; + int shared_priv_data_size; int *global_phys_addr; u8 global_phys_num; u32 base_addr; @@ -3236,8 +3237,12 @@ static int of_phy_package(struct phy_device *phydev) global_phys_addr[i] = addr; } + shared_priv_data_size = 0; + if (phydev->drv->phy_package_priv_data_size) + shared_priv_data_size = phydev->drv->phy_package_priv_data_size; + ret = devm_phy_package_join(&phydev->mdio.dev, phydev, global_phys_addr, - global_phys_num, 0); + global_phys_num, shared_priv_data_size); if (ret) goto exit; diff --git a/include/linux/phy.h b/include/linux/phy.h index 3f75ae85b740..4ddf08e89624 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -895,6 +895,8 @@ struct phy_led { * global PHYs for PHY package global configuration. * @phy_package_global_phys_num: Num of the required global PHYs * for PHY package global configuration. + * @phy_package_priv_data_size: Size of the priv data to alloc + * for shared struct of PHY package. * * All functions are optional. If config_aneg or read_status * are not implemented, the phy core uses the genphy versions. @@ -914,6 +916,7 @@ struct phy_driver { const void *driver_data; const u8 *phy_package_global_phys_offset; const u8 phy_package_global_phys_num; + unsigned int phy_package_priv_data_size; /** * @soft_reset: Called to issue a PHY software reset