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 0A7B3748E for ; Fri, 2 Feb 2024 02:12:20 +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=1706839941; cv=none; b=obKD7HPA5xba4HNN9uHP/2ScGvbdi+FpoBBsMKAGxfkryQV9RgwS76DfXQk0huA8xXBZh7aEV7DxyOFVIpPmkLQ5iRiRW+Bfzh6IsIDLn2cgDmDEKRFC5rOJoxWdXMo/bwAUK7hpSu685TQLpSoUZrv2VbAStA/kybetfc+yq54= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706839941; c=relaxed/simple; bh=j6ITNWjCYnHsuEgL4vvO9gj/ofIqMlzMHSfiJN1niww=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=mlv6qMrwTjZOwU2L3i8VrIENakLzrG9CMnnGEOIuAxcIkMTKPDIMDhrwZuO25qs+AwlAWrFjCBed2eTfcH5YDLKsNcNmW9h04AyaSw59IyVaRU+SKW4guZ65vF2QO4NS/eWHjzNqElZOmv20zIpF0MvstXrJdTOQW0L9M+it3to= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jZvjWQHq; 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="jZvjWQHq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 005D7C433C7; Fri, 2 Feb 2024 02:12:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706839940; bh=j6ITNWjCYnHsuEgL4vvO9gj/ofIqMlzMHSfiJN1niww=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=jZvjWQHqAgdF+Uelgh54s/NNTIdragyLoNH8NIMMKVYIR1m+Z8NHYszsJoEpifqSQ QmNoXjRdcqlhh2u0/aK4QOz9f4DL4ksxQEHsqC0Q2VAeNhIkbJT31ohjxWEiTaw59X s5UJT4dyWUiESVeITUhBe3q0tpRDKK1D0ZruNkB7dvKpWc4GTYLkX/oprLYIxyJTI/ CLkFl9rliheAdGHzwOYCxVklNHYgunL/vqRYBbi2aP1CgyBAnbd4pu1mtr9LPZFSVb K2/KBJGp/jPXvquMnQ0weosApliRzdkvjERte6E0RVfhwjcjprihyVSFYnGuWEPwpL AmMN17L0H/R8w== Message-ID: Date: Fri, 2 Feb 2024 11:12:17 +0900 Precedence: bulk X-Mailing-List: linux-ide@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 5/5] ata: ahci: Drop low power policy board type Content-Language: en-US To: Niklas Cassel Cc: Werner Fischer , Daniel Drake , Mika Westerberg , Jian-Hong Pan , Dieter Mummenschanz , Mario Limonciello , Christoph Hellwig , Christoph Hellwig , linux-ide@vger.kernel.org References: <20240201161507.1147521-1-cassel@kernel.org> <20240201161507.1147521-6-cassel@kernel.org> From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <20240201161507.1147521-6-cassel@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 2/2/24 01:15, Niklas Cassel wrote: > From: Mario Limonciello > > The low power policy board type was introduced to allow systems > to get into deep states reliably. Before it was introduced `min_power` > was causing problems for a number of drives. New power policies > `min_power_with_partial` and `med_power_with_dipm` have been introduced > which provide a more stable baseline for systems. > > Suggested-by: Christoph Hellwig > Acked-by: Christoph Hellwig > Signed-off-by: Mario Limonciello > [cassel: rebase patch and fix trivial conflicts] > Signed-off-by: Niklas Cassel Looks good. Reviewed-by: Damien Le Moal Let's get this in linux-next ASAP so that it gets plenty of testing. -- Damien Le Moal Western Digital Research