From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 B81531DC994; Mon, 6 Oct 2025 08:56:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759741012; cv=none; b=HKEZVYa6Ln/9aILzpTjsRE0cLzAl9W7JFOm20kaKiohbwl3vCA8h+KlguOELVzDwJQc2jE2Pv8viaK1khM6oVD6EejIE1TxeuU6x2ltq8FratABWqcJIl7iYhxR717JgEKHFuxE2lyL2DwZmx0bZScMT5ADLYNShsCmViB5OSNI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759741012; c=relaxed/simple; bh=H9ZDKqk5xipUWs7imbc65fCvKiH6bgzvQijINig06iE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Va3HLJuMpxwhcN9+EuYDhYHNf/Bx4yB0PBYinm9N0+E21x220e+urXCXKfDK6f9FvQbNDkI1sbzhdWNY4bExfVNMLVw4DlJj2sOBwWfRe2MX/Qt7oE1raFftr3hVofhh4HZGBnj7HtrW6h6t+yvgjG96tUt9YnSz1WRLj8ugIl0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=P4+5u/ti; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="P4+5u/ti" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A5FB3C4CEF5; Mon, 6 Oct 2025 08:56:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1759741012; bh=H9ZDKqk5xipUWs7imbc65fCvKiH6bgzvQijINig06iE=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=P4+5u/ti6e49HjWlQxRyLMff8roRl6nG4yZ1LLWZli8cnLPJT2xZUOls6ZrDRKKYq 5ZnBkV8BNQ0DmD27ZRW1GCb7XeQZWKa7DsucjVMVJ6872ektMG+yddY91XkCyTCcBm a8HJMCLTZFaAwsHI2ypLNNrHyWjvaFf6+WYQ8oIFdpnPAgsonRWatni8hasHyNDXBl 5GQpCWn0BSZpwvB7rmmv7wK7xqoaDXBSJ+gGKnNj40v7kbk/ziJIR0+YVtBpQb1YV9 BYcq2a+Heei7N4uKras2BqNy600n39qjKyO2lqeY0xigcWoK3d0B3xyCSqS0JvqAej ZycGnjU+KpOBQ== Message-ID: <3b901f9d-dbfa-4f93-a8d2-3e89bd9783c9@kernel.org> Date: Mon, 6 Oct 2025 17:56:42 +0900 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] watchdog: Add driver for Gunyah Watchdog To: hrishabh.rajput@oss.qualcomm.com, Bjorn Andersson , Konrad Dybcio , Wim Van Sebroeck , Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Pavan Kondeti , Neil Armstrong References: <20251006-gunyah_watchdog-v2-1-b99d41d45450@oss.qualcomm.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 06/10/2025 16:37, Hrishabh Rajput via B4 Relay wrote: > + > +static int __init gunyah_wdt_init(void) > +{ > + struct arm_smccc_res res; > + struct watchdog_device *wdd; > + struct device_node *np; > + int ret; > + > + np = of_find_compatible_node(NULL, NULL, "qcom,kpss-wdt"); > + if (np) { > + of_node_put(np); > + return -ENODEV; > + } > + > + np = of_find_compatible_node(NULL, NULL, "arm,sbsa-gwdt"); > + if (np) { > + of_node_put(np); > + return -ENODEV; > + } > + > + ret = gunyah_wdt_call(GUNYAH_WDT_STATUS, 0, 0, &res); > + if (ret) > + return -ENODEV; No, your hypervisor driver (which you have) should start the module via adding platform/aux/something devices. Now you are running this on every machine, which is clearly wrong... Best regards, Krzysztof