From nobody Mon Feb 9 20:09:32 2026 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) (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 971141DD0C7; Tue, 29 Apr 2025 14:08:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745935715; cv=none; b=frNGJtq3wd9BkINRZ4Vf5TVDp0occVDa/nltXS0QpBLxoORFt96wx0vcKpTU6wUW38uVXiYXIStF8o4dNewpXgod4VX7fBT5BmMQS76LWG9MuuPTNXE2vrotFOlKYk+BJvfJqNsytDL0E9zZ/cGkhoNr8yHy6bPpa5oqfM3UbvY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745935715; c=relaxed/simple; bh=uKy3yKnK8gTbsGuoLSmXYvigxs7SNveqtOvAqFxa5Po=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=fp+xGHhH/g8hX810TPolJrlhJ4Id+PmkUC+lPn3dncSpGcSa0w/Ex9eyXiwwrcZJycYmwTy5ujqFn8Xhg/OFa+qTAbX7Yl3LH3DmXx7U5dQN8C5O5zvXzkn9nYfCv6lZJMtEFvLZLGG9om64DPOd/ziK9lI8ovx+o7w7ZxybAHU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=bnyEb3cr; arc=none smtp.client-ip=217.70.183.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="bnyEb3cr" Received: by mail.gandi.net (Postfix) with ESMTPSA id 7F08A438D0; Tue, 29 Apr 2025 14:08:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1745935711; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=nb+ZL9QaUTOW5YTAIJEjr3XiNfs58UD3muAjIYGiBYo=; b=bnyEb3cruzUtsKS/VYbu1bITWOR4cwJ9830uNIMjdR+zGddOqdVhhyrtBJjuT4k33AolLT VLy7pUj9pKcqIuAk54qr2bFdgt2JDONoDhwQZTfCDWsKJCaDkbRViKiJrQjWcosVpCGjoC 6JHb7ftgEGDKTvrOkxeWzyFiTOOziQaFzRwbFiB8u7p0Q4cuIqDVOUmMwsVFTDm5vWvyrs LnJWBZwXmbjRElCJQjk855wbC1gvipBK6v9nKiHr9YSNMGZUZPhWP+Z4uHo3MTo2nJ0ySG hJKe8rWyTkfz3T2lzjKoNM/zR39gvDrmuu9U55TLjF82VCioB2BTOoOToO3kDg== From: Thomas Richard Date: Tue, 29 Apr 2025 16:08:20 +0200 Subject: [PATCH v4 06/12] gpio: aggregator: refactor the forwarder registration part 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: quoted-printable Message-Id: <20250429-aaeon-up-board-pinctrl-support-v4-6-b3fffc11417d@bootlin.com> References: <20250429-aaeon-up-board-pinctrl-support-v4-0-b3fffc11417d@bootlin.com> In-Reply-To: <20250429-aaeon-up-board-pinctrl-support-v4-0-b3fffc11417d@bootlin.com> To: Linus Walleij , Andy Shevchenko , Bartosz Golaszewski , Geert Uytterhoeven , Kees Cook , Andy Shevchenko Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com, DanieleCleri@aaeon.eu, GaryWang@aaeon.com.tw, linux-hardening@vger.kernel.org, Thomas Richard X-Mailer: b4 0.14.1 X-GND-State: clean X-GND-Score: -100 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgddvieegtddvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuifetpfffkfdpucggtfgfnhhsuhgsshgtrhhisggvnecuuegrihhlohhuthemuceftddunecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefhfffugggtgffkfhgjvfevofesthejredtredtjeenucfhrhhomhepvfhhohhmrghsucftihgthhgrrhguuceothhhohhmrghsrdhrihgthhgrrhgusegsohhothhlihhnrdgtohhmqeenucggtffrrghtthgvrhhnpeektdehvdeiteehtdelteffheduveelgeelvdetgedvueejgefhhfekgefgfeduveenucfkphepvdgrtddumegtsgdugeemheehieemjegrtddtmegutgekudemrggrugdtmehfuggtrgemtggtudgrnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehinhgvthepvdgrtddumegtsgdugeemheehieemjegrtddtmegutgekudemrggrugdtmehfuggtrgemtggtudgrpdhhvghloheplgduvdejrddtrddurddungdpmhgrihhlfhhrohhmpehthhhomhgrshdrrhhitghhrghrugessghoohhtlhhinhdrtghomhdpnhgspghrtghpthhtohepudefpdhrtghpthhtoheplhhinhhugidqhhgrrhguvghnihhnghesvhhgvghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopehlihhnuhhsrdifrghllhgvihhjsehlihhnrghrohdrohhrghdprhgtphhtthhopegrnhguhieskhgvrhhnvghlrdhorhhgp dhrtghpthhtohepkhgvvghssehkvghrnhgvlhdrohhrghdprhgtphhtthhopehgvggvrhhtodhrvghnvghsrghssehglhhiuggvrhdrsggvpdhrtghpthhtohepffgrnhhivghlvgevlhgvrhhisegrrggvohhnrdgvuhdprhgtphhtthhopegrnhgurhhihidrshhhvghvtghhvghnkhhosehlihhnuhigrdhinhhtvghlrdgtohhmpdhrtghpthhtohepthhhohhmrghsrdhpvghtrgiiiihonhhisegsohhothhlihhnrdgtohhm X-GND-Sasl: thomas.richard@bootlin.com Add a new function gpiochip_fwd_register(), which finalizes the initialization of the forwarder and registers the corresponding gpiochip. Reviewed-by: Andy Shevchenko Signed-off-by: Thomas Richard --- drivers/gpio/gpio-aggregator.c | 19 +++++++++++++------ 1 file changed, 13 insertions(+), 6 deletions(-) diff --git a/drivers/gpio/gpio-aggregator.c b/drivers/gpio/gpio-aggregator.c index 78bb84ca8a05..0bf73584df2a 100644 --- a/drivers/gpio/gpio-aggregator.c +++ b/drivers/gpio/gpio-aggregator.c @@ -565,6 +565,18 @@ static int gpiochip_fwd_gpio_add(struct gpiochip_fwd *= fwd, return 0; } =20 +static int gpiochip_fwd_register(struct gpiochip_fwd *fwd) +{ + struct gpio_chip *chip =3D &fwd->chip; + + if (chip->can_sleep) + mutex_init(&fwd->mlock); + else + spin_lock_init(&fwd->slock); + + return devm_gpiochip_add_data(chip->parent, chip, fwd); +} + /** * gpiochip_fwd_create() - Create a new GPIO forwarder * @dev: Parent device pointer @@ -602,18 +614,13 @@ static struct gpiochip_fwd *gpiochip_fwd_create(struc= t device *dev, return ERR_PTR(error); } =20 - if (chip->can_sleep) - mutex_init(&fwd->mlock); - else - spin_lock_init(&fwd->slock); - if (features & FWD_FEATURE_DELAY) { error =3D gpiochip_fwd_setup_delay_line(dev, chip, fwd); if (error) return ERR_PTR(error); } =20 - error =3D devm_gpiochip_add_data(dev, chip, fwd); + error =3D gpiochip_fwd_register(fwd); if (error) return ERR_PTR(error); =20 --=20 2.39.5