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 CB55041C92; Mon, 25 Nov 2024 18:00:43 +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=1732557643; cv=none; b=F5GH7qKEVDRvdjMQt9WhHypLc7UPJQ0x91d2SVvFsQQsEoVu5t1grSN3Q26pzh651LIigLh1eg6IazNkyBzU4j8AvccKhhztzgw0TJr3aNTvni2isc5U6H1/1y2BlWjA2FyoR6o+g09m5w4t73S43GBfhDVPtS2RpVeeQta4pvs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732557643; c=relaxed/simple; bh=t3yRoPdOkAQ3koYhuWnWz98SIxwom1UcZJLowruDFBA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ejMDNcwAmCoJ2fr/RLGwU1uku/fCR+budFKaVnwwGrbPgBgauW3xuS0kCjM8jaSuQnzirz6RRjq0K6Aq7KXe71Dkl+CHrOlzEzWIS1QsX3fYCZYCj2RJ9A48cUOG9igXFt4oxhf2qWmoqTn5RjbwT+8uiCnS41F+xF/i8Ve5VVU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VokZd+Rb; 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="VokZd+Rb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EFE31C4CECE; Mon, 25 Nov 2024 18:00:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1732557643; bh=t3yRoPdOkAQ3koYhuWnWz98SIxwom1UcZJLowruDFBA=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=VokZd+RbKt6UB85x6xWElXAwbPr4mTJFV8HfDkNJRPHLHt+R9/tUYQL4Vh2gTta3M hYDukxVDWC19woR6U0zhlpDYlwE3Cg80DWztFGf3gx/v2qgHq9/OmVcKpmTKWWfnP/ 10O2Dnydyyy8qQ0n8WL0QhfKyPEEFNFSS8dH1AAGAGHN3lQbbI0qcL37I5JDuA0Joo r/A87nC/NpBet3U43P6e2iW8OYZZCPadOr74srO35Hq5nTwMXmv4VVMkjm7x5JzNC0 eV5kKB7SbRv+WD1aDCrU6mQA4KRimo8MIg3IB8sV8WiwFIk2QlOmi6o6ObEFZYLprE avuvaL2TfsAYA== Message-ID: <936fc52e-95a7-48f6-85bb-13dbc10ddb71@kernel.org> Date: Mon, 25 Nov 2024 19:00:36 +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 V6 3/4] dt-bindings: interconnect: Add generic compatible qcom,epss-l3-perf To: Raviteja Laggyshetty , Georgi Djakov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: Odelu Kukatla , Mike Tipton , Sibi Sankar , linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20241125174511.45-1-quic_rlaggysh@quicinc.com> <20241125174511.45-4-quic_rlaggysh@quicinc.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 25/11/2024 18:45, Raviteja Laggyshetty wrote: > EPSS instance on sc7280, sm8250 SoCs, use PERF_STATE register instead of This should explain that these devices are actually 100% compatible. > REG_L3_VOTE to scale L3 clocks, hence adding a new generic > compatible "qcom,epss-l3-perf" for these targets. Not the best reason... You add one more generic compatible, because devices are different? With such reason answer is: no, do not add generic compatibles, because they are not generic. The entire point of having generic compatibles is that they really are generic. Here you prove that they are not generic, so why creating one more generic compatible which might not be generic at all? I already expressed above concerns multiple times: 1. In previous versions of this patchset 2. In other threads I am not against this change, but I am not going to Ack it. Get acks from other maintainers, I am not happy with multiple generic-but-actually-not-generic compatibles. I think that is poor approach. Best regards, Krzysztof