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 1F16A2C08C0; Tue, 28 Oct 2025 11:04:53 +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=1761649494; cv=none; b=ZJBFlReZDt0ehkHGC4RVkepk0OI5QQYKNuhu57yQ2AOHX+t4ZJWPpcqG1VcZujFEIuY3SbcL9RB/U8mHER+do7MOLuRk9X9onhopeByGz8JcUXMcsStuUHp7QblKvP3DyBi4XDbuF8aOOmAMR5b71hPv6tjTCMe925QfuQ3vXso= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761649494; c=relaxed/simple; bh=OBCXvKJjGdONFbMXWfGZ9ObyKFupdDq2VJVf7GEfLgU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=kK5BN5QocLM0lLTm8/GwafiATVO0rSMs1pGCbPt8JL3FuWDGZ8L2LD3ECvtllW9nJvsIqcBhKa5z36xjYo51YRssdHVPt+k/qv1Po7X2kRBBu8lAW/5nTuO29PrdTQRQwOCAVtOioB1auHIslbT9+bGmNwV1o40l5d/JXA+nyl0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U9zbWuG8; 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="U9zbWuG8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA94AC4CEE7; Tue, 28 Oct 2025 11:04:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1761649493; bh=OBCXvKJjGdONFbMXWfGZ9ObyKFupdDq2VJVf7GEfLgU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=U9zbWuG8KfcIOhXoz2kCkYBTYFtIpBhypwWofwuVuGvRyhpkhaKSA3s1x1sWX1Yin RhN3YliNA0yS38qRRkhzS2xzrw9Ll7dUJU2HVWEPmP7U03foFueN9Q505fAV7LTqOV 4vcGGjsrqQMwFWGF9XN3sGTSUFEvJB9d6RmCUxTZvvo/4OywsxranPm2hS4wS/np6O Z3zmhCPLai19R2G2quiwDIoL66nd8r6QU54z6v92Yu1nHE/6Myg7QWuM73pYPWV3w9 1MYpqpfWXjtN8ewT+LhU0HQJssjABUcXlYiafczXV5OT0Unq8fqEeSrzIDXQmejDOb RV/cHU0MFpT/Q== Message-ID: <73955d58-544c-4299-a099-bfd9e5912a40@kernel.org> Date: Tue, 28 Oct 2025 12:04:48 +0100 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3] watchdog: Add driver for Gunyah Watchdog To: Hrishabh Rajput , 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: <20251028-gunyah_watchdog-v3-1-e6d1ea438b1d@oss.qualcomm.com> <25f7ff09-08ea-4969-9184-9fd01b097558@kernel.org> <76479593-c47b-41a7-8349-5d7c1403f7c0@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: 8bit On 28/10/2025 11:58, Hrishabh Rajput wrote: > > On 10/28/2025 3:10 PM, Krzysztof Kozlowski wrote: >> On 28/10/2025 10:35, Hrishabh Rajput via B4 Relay wrote: >>> + >>> +static int __init gunyah_wdt_init(void) >>> +{ >>> + struct arm_smccc_res res; >>> + struct device_node *np; >>> + int ret; >>> + >>> + /* Check if we're running on a Qualcomm device */ >>> + np = of_find_compatible_node(NULL, NULL, "qcom,smem"); >> I don't think you implemented my feedback. This again is executed on >> every platform, e.g. on Samsung, pointlessly. >> >> Implement previous feedback. > > Do you want us to add platform device from another driver which is > probed only on Qualcomm devices (like socinfo from previous discussion) > and get rid of the module init function entirely? As keeping anything in > the module init will get it executed on all platforms. Instead of asking the same can you read previous discussion? What is unclear here: https://lore.kernel.org/all/3b901f9d-dbfa-4f93-a8d2-3e89bd9783c9@kernel.org/ ? > > > With this patch version, we have tried to reduce the code execution on > non-Qualcomm devices (also tried the alternative as mentioned in the > cover letter). Adding platform device from another driver as described > above would eliminate it entirely, please let us know if you want us to > do that. Why do I need to repeat the same as last time? Best regards, Krzysztof