From patchwork Tue Oct 8 16:10:27 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Javier Carrasco X-Patchwork-Id: 13826676 Received: from mail-wm1-f54.google.com (mail-wm1-f54.google.com [209.85.128.54]) (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 F0C891E00B1; Tue, 8 Oct 2024 16:10:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.54 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728403838; cv=none; b=kHXyflo/ongw1fEVCqphwPZMsWg13L7rfVy8SRgxpLEHmLHYtKW7NfxZ6wlkLcVlT544KIUUV1jPP9yNstZNE48oIa869P3FtldRLvMrUuff9EpulOr+7CTxn8J3rGx7h0JmJ/Nr1k8JWZyPjoI7h7nlI1xxg3qgWfjp+ne87jA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728403838; c=relaxed/simple; bh=q5vUQZfbwy6fRP5D3eyH3Zp44IozpqyYJHBzw+URkbY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Sc9aksXKBwVah8Cl4BomkdpES7kKNXjNbWBpAmSAtvdEQT2V0c21X/QqyYZ+5Csa16pZU0eXVae9Uh1xCu/+re9Enc7vqlv7Hmyq4VHVjLY4SpRjrYT+dtGlxH8N5igtbf3Ifa4C8YsOZV0Y+6FyPDutf+YgCHNYKwi194nOD8Y= 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=iJjeFNf9; arc=none smtp.client-ip=209.85.128.54 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="iJjeFNf9" Received: by mail-wm1-f54.google.com with SMTP id 5b1f17b1804b1-42ca4e0299eso52355515e9.2; Tue, 08 Oct 2024 09:10:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1728403835; x=1729008635; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=dr6wb9TLKZZRAzr/ix7ApfkEMcDHa3kPnrh21DGwKY0=; b=iJjeFNf9IZXZsaQsEJ11lmf4J2x7RJQGra/+UuZn4i04CU79YPyESduAjJBM58mUIr qONPzsCQF1jeb+JupaIdyTekua2uLe/L5mf9mBJ+M6XkvcAHJ+YtIFFNTzVDDQWCeUtq jlxLwYby0EIPiyzS5w9TCvWcr+NeNarkuu6n763Rp7prJmUywWVWvC1zhrNecqzj6B2Z 3C+nNEvEDDVe2dlwPLNFSFQhyUr+bxMYO1KC/e3pRyVCBaRAmCQeg605FKBu7UL3uTdg P4iF5XnsBoDBeI/jlPGIl91dMH6flheCEMyNBARkodeEy8qU0DhSm5WmQqZsactz4aj2 1Kew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728403835; x=1729008635; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=dr6wb9TLKZZRAzr/ix7ApfkEMcDHa3kPnrh21DGwKY0=; b=Ys1ZYlPRky8bY+DQXypj05+fymTuT6vETsI9D7bWKPYHEjgCjcMzSdsTO2BTvykBdF 9/YixKbwj4Zb5rL5iLyZNrnIqDneJGLIzzZacdusdRtYt5+K1Ejdp/endTGdqytp1hHu 0Eo30t7v8h2scLfwyxd5n+4dIvchdVAfEmFdZJV1+Etqog/E5OBOUBUlm41HMLL22ZB4 6ie2Y74kMgcPl7Veu9JtTRwrTyVyMM4OKJ/s1E+M62V19Klf4YpZOX0lokTmq41YHH4l uyTVVisSATTHa7ZCVG5MFvqVLfm133nKn2KYVWC+VaPyUOSXd9/3reoN2gtARoerF2+L mRdw== X-Forwarded-Encrypted: i=1; AJvYcCWhHGTWDrv79xVNA0+ToSXm7IeyxXTWR8CENSraZ/MulzUFrkv9S87NKkBF9wOcPV4FFT4+XYDa@vger.kernel.org, AJvYcCXR42Dpe7dLPQoQlsMIbTtlcOwTPk0/Tq1YOCUMnUihP2EgF4zgaohfgwt4wlFfkX8jkZuxbQZGOHc7n/Q=@vger.kernel.org X-Gm-Message-State: AOJu0YxccTaLdGzbsO3yDFWEeDmXP1zXJpMlJo9NjAQB1kY9JSDnWGBd QFdl9R0EtEXCBCjojbK5sdcBPFz2WyEfaq6hyiK4k6H3raDyflsYu0d3na8q X-Google-Smtp-Source: AGHT+IF2odc1Ix7mWrUlJdgxfmoJRjWJRyk4eIzdmT15VsckyY3Xh34gSdt13mk6BPONgCaallmTYw== X-Received: by 2002:a05:600c:5111:b0:42c:a802:a8cd with SMTP id 5b1f17b1804b1-42f85ab5dc1mr119111795e9.11.1728403834767; Tue, 08 Oct 2024 09:10:34 -0700 (PDT) Received: from [127.0.1.1] (2a02-8389-41cf-e200-f2f2-fc2e-cc91-5c72.cable.dynamic.v6.surfer.at. [2a02:8389:41cf:e200:f2f2:fc2e:cc91:5c72]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-42f89ec71aesm113505385e9.33.2024.10.08.09.10.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Oct 2024 09:10:34 -0700 (PDT) From: Javier Carrasco Date: Tue, 08 Oct 2024 18:10:27 +0200 Subject: [PATCH net-next 1/3] device property: Introduce fwnode_for_each_available_child_node_scoped() Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241008-mv88e6xxx_leds_fwnode_put-v1-1-cfd7758cd176@gmail.com> References: <20241008-mv88e6xxx_leds_fwnode_put-v1-0-cfd7758cd176@gmail.com> In-Reply-To: <20241008-mv88e6xxx_leds_fwnode_put-v1-0-cfd7758cd176@gmail.com> To: Greg Kroah-Hartman , "Rafael J. Wysocki" , Andy Shevchenko , Daniel Scally , Heikki Krogerus , Sakari Ailus , Andrew Lunn , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Linus Walleij Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Javier Carrasco X-Mailer: b4 0.14-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1728403830; l=1183; i=javier.carrasco.cruz@gmail.com; s=20240312; h=from:subject:message-id; bh=q5vUQZfbwy6fRP5D3eyH3Zp44IozpqyYJHBzw+URkbY=; b=F0T9Rl8gnijwBYmpOUjkTZW6Qpy2HjLQPqMBRKW2jY5vTX0cm1TaLz0xgA7QpIpnveTv0GnwZ YsXJ7vwJTTOAAHwfqkzaEcLE8fiKShk2NHQVF79Nh/d52C3vOMOxt/s X-Developer-Key: i=javier.carrasco.cruz@gmail.com; a=ed25519; pk=lzSIvIzMz0JhJrzLXI0HAdPwsNPSSmEn6RbS+PTS9aQ= Introduce the scoped variant of the fwnode_for_each_available_child_node() to automatically decrement the child's refcount when it goes out of scope, removing the need for explicit calls to fwnode_handle_put(). Signed-off-by: Javier Carrasco Reviewed-by: Andy Shevchenko --- include/linux/property.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/property.h b/include/linux/property.h index 61fc20e5f81f..b37508ecf606 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -168,6 +168,11 @@ struct fwnode_handle *fwnode_get_next_available_child_node( for (child = fwnode_get_next_available_child_node(fwnode, NULL); child;\ child = fwnode_get_next_available_child_node(fwnode, child)) +#define fwnode_for_each_available_child_node_scoped(fwnode, child) \ + for (struct fwnode_handle *child __free(fwnode_handle) = \ + fwnode_get_next_available_child_node(fwnode, NULL); child; \ + child = fwnode_get_next_available_child_node(fwnode, child)) + struct fwnode_handle *device_get_next_child_node(const struct device *dev, struct fwnode_handle *child);