From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=178.238.236.174 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793004135; b=tAlyXdoOVkyHi7mkwiY+ULvfjeON0Da60mHYjZpQZrIQTQLt0Uz3K8mpCma7qa9D5M3R 8IOTJTL4jom/h/+k0zwZePnyX16Z6V0RUifLzMAx6CTUx3AZPCaSL1lg3KmryrMBHbSKk PK6ePC56aXn2+wJNlC/36hbwZBffNTZw5ARiY2WHh2x4nyOxc3MyLsl7N55QWHl7idy1U ptmzd9upUfytWf/lWB+uxz+V5qYoAMBi5Suy6Z0PrYW1RkAqLaQ2BZk+CX5dsPiTpGXXL wa/b5A2c2XTJ5bITPF9GwxWk4LNSXr6vBcevEb4wikiloTumMQaVRs9OjplIWvQoYxQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793004135; h=DMARC-Filter:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: In-Reply-To:References:X-Mailer:MIME-Version:Content-Type: Content-Transfer-Encoding; bh=0zj1XD0Ryut6A8MOIvqJTirhV6XFNyu6qbDXF72aYUk=; b=cA858vcYYvMU7WDMr5Dh5l2m+qTAwz1lq+a1FDJbV5hak7VzUJi4/fVR7qUragJmfO2p tBlUCJ7dd5iouZpiwhIw3HdByXjGZNA2E4N9wnfXmllbpMm9URLMIXOIqIBkNnkpEbxu2 wv6wNtI5Ak0iaE7khi8qRwF6AHs0OxZOJ+pRIMf93ADf0o81QsYdXS2PjIbO6+brSwMJL orWrFXnCwNmr7Q8ukxKO0qdXXcw0OpI1j5Io9hSkjT+7RDRGa1jTZvGrpCW3jwWDmMTgQ imtYdX3FoEEU8n+65JbG+ClKt2NoYYZQWbw7f8Nl/Fmba5H+82i42uQP5icKtfYEHag== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=kemnade.info; spf=pass smtp.mailfrom=kemnade.info; dkim=pass header.d=kemnade.info header.i=@kemnade.info header.a=rsa-sha256 header.s=20220719 header.b=4dkduU9N; arc=none smtp.remote-ip=178.238.236.174 Received: from mail.andi.de1.cc (mail.andi.de1.cc [178.238.236.174]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C317606A31B; Mon, 26 Oct 2026 08:42:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 8C317606A31B Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=kemnade.info Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kemnade.info Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kemnade.info header.i=@kemnade.info header.a=rsa-sha256 header.s=20220719 header.b=4dkduU9N DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kemnade.info; s=20220719; h=References:In-Reply-To:Subject:Cc:To:From: Reply-To:Content-ID:Content-Description; bh=0zj1XD0Ryut6A8MOIvqJTirhV6XFNyu6qbDXF72aYUk=; t=1793004134; x=1794213734; b=4dkduU9Nv1GiveESi7k2Mtd8JCD8jd2HsvID+EE0Z0B2cVMEt5jmxJM6vaQNThGzI0cSPomcNv+ 7x3ctJHtTTWG99jHdfU+5zLrnygXkXBtM5+sVVCfkaPgGQlPuOquegHcQq5XUXmtgSsWvBJqw9z5X PhJ7APopgmHAOjfG1thDAHjS/dTQmdMsf0b0nr1N4o6BPRSxvQ07xi9ZZF8Gvn62TdgJePl1RmF7K kZlTYYCN+/cOE39ln4781KJbFsjFMwWZeuCY3kxXoIfhS5pyeFyA0CtmSN5Z5+6nacuO8lg2SiQzN ONa5XURvZTQRo7qYFc0Pr8UvxHFdFGOSH3cw==; Date: Mon, 26 Oct 2026 09:42:06 +0100 From: Andreas Kemnade To: Pablo Mazzini Cc: Mark Brown , Liam Girdwood , Guenter Roeck , Lee Jones , Alistair Francis , linux-hwmon@vger.kernel.org, mfd@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH 5/7] regulator: sy7636a: report the temperature Message-ID: <20261026094206.2d1e45e3@kemnade.info> In-Reply-To: <20261026003918.155321-6-pmazzini@gmail.com> References: <20261026003918.155321-1-pmazzini@gmail.com> <20261026003918.155321-6-pmazzini@gmail.com> X-Mailer: Claws Mail 4.3.1 (GTK 3.24.49; aarch64-unknown-linux-gnu) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 26 Oct 2026 00:39:16 +0000 Pablo Mazzini wrote: > The separate hwmon cell enables VCOM at probe. Report the temperature > from here, as the TPS65185 and FP9931 drivers do, and under the chip > name as they do: read it while the rails are on and return -ENODATA > otherwise. Boards that need the rails on mark VCOM always-on. Drop the > hwmon driver. This might deserve a Fixes: tag as it fixes a race condition in probe. But then it depends on the 4/7 patch, so it would be quite massive. [...] > - > -static int sy7636a_sensor_probe(struct platform_device *pdev) > -{ > - struct regmap *regmap = dev_get_regmap(pdev->dev.parent, NULL); > - struct device *hwmon_dev; > - int err; > - > - if (!regmap) > - return -EPROBE_DEFER; > - > - err = devm_regulator_get_enable(&pdev->dev, "vcom"); > - if (err) > - return err; > - and has depended on the regulator being registered first, otherwise a dummy regulator would be provided. Regards, Andreas