From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4201943DEDF for ; Sat, 3 Oct 2026 15:25:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791041121; cv=none; b=D4pU44JKZ1yLLHKB2Uf4oZzbtyn0IiV5612maSFFrT2S55UaN1MSLksP65xG1yJ8aT6GGCCqkzYwpAr/94WjukA7+QxxyHMs6CjpOrV8zoTnf3dCg/n3Kf4KAQ4TGynSP8p41/C7nl053CiQvpQwzFrG2yi5mrYB13frbtb4sMw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791041121; c=relaxed/simple; bh=nVTeKTRzwJeNV7j40u0xXS5IwjGrjaN1WEjX/Ql5KfA=; h=From:To:Cc:In-Reply-To:References:Subject:Message-Id:Date: MIME-Version:Content-Type; b=tQbEZugPKVPa6HhbAIuFke6f9Mc0LtJRH3LlfEf1y9MVrUY6P+Bmx7zeAcWvlDgAEfkMLVgU6AljZOpSWC6x8aUhk88TFjB307XdkuJvo6JQR8LmxTZHUU2s3FLZ+GTrv8I4ec+GtD8hvwyM5doAEKjqFnYg00BnkluN3eU5WG4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KxpJPO9Q; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KxpJPO9Q" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 042F71F0089C; Sat, 3 Oct 2026 15:25:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791041120; bh=DiX5YW6EBF7WudDBAa3mCh5+8hepxsK5EmgVDcVUaHs=; h=From:To:Cc:In-Reply-To:References:Subject:Date; b=KxpJPO9Qmv2UgUpdX5duGVS+kcrJcLxiLByfXnXLACZpzcadShH9Ab148O92g8LYx 3n4IWgPohS6M+beqz1UK5gL6Aykjda4JVWuRBu2mIyJ9ytS1ru2a0M5+mTtQTXERv8 rto/2CSxMpZD8UbhRJvRq0yZ/RpjBLcOPpo2hQr0WGHROIpDGCRREEiRVaEr/7q1X/ xYu7XQW3+gxpqgYjlefdOoafEgWwLkMeHZIkVX0xgCyE9dNdvZhNB2Zhx9z3bprTTf CvtwmoFlkp3jrcXTLJVk+sxgANh1xV803u9i68pbUHOASGA6CYrK2ZtOu9LNN77Sz6 Vh2/3utiS3vmA== From: Vinod Koul To: Neil Armstrong , Heiko Stuebner , Sebastian Reichel , Jason Yang Cc: Heiko Stuebner , linux-phy@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org In-Reply-To: <20260821-dcphy-rpm-v1-v1-1-a7db728b2539@gmail.com> References: <20260821-dcphy-rpm-v1-v1-1-a7db728b2539@gmail.com> Subject: Re: [PATCH] phy: rockchip-samsung-dcphy: Enable runtime PM at PHY core level Message-Id: <179104111766.223537.14780886695955286078.b4-ty@kernel.org> Date: Sat, 03 Oct 2026 17:25:17 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.3 On Fri, 21 Aug 2026 19:44:19 +0800, Jason Yang wrote: > phy_create() only enables runtime PM on the new PHY device if the parent > already has it enabled, and this driver enables it afterwards. The PHY > device therefore never gets runtime PM, and phy_pm_runtime_get_sync() > returns -ENOTSUPP for every phy_init() and phy_power_on(). The block is > still resumed today, but only through the supplier link fw_devlink builds > from the phys phandle, which fw_devlink=off and =permissive do not. > > [...] Applied, thanks! [1/1] phy: rockchip-samsung-dcphy: Enable runtime PM at PHY core level commit: 261e84f9278f4373970471ad71479df20d82ed4c Best regards, -- ~Vinod