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 BBDB32036FE; Thu, 13 Feb 2025 14:50:50 +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=1739458250; cv=none; b=Kd7bogJRG/7HVe91B/+1tAaPFzUj2mtbWkIRX960bYTTotc16At3fqN8CDXT7YzxsyVCa/cjdurTNesGpSfJpd++oMWDecJGsZG8agTgi2JccrKDs2rOyaj+5HJpNLW5dmOSJPiOmWfLY1I3hpycCqQbUFR2LhklmTN2acYYlJU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739458250; c=relaxed/simple; bh=BfBKFjKW7uiZGtDqZvB46FhCtfAkDfNEdp5VjWAkY6M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Q1XCQFlzWaDzZIysOlEZ93Id7UMwPMv8KUvBCizacX1iSJBHf9JMkkIa9YW0vCMX17OUqn/jwxIKsfXk7W+mLnW+lRQVSm3WqrdBoX8PEa3T0eKLPX0NmbmYBh3oIILVdWmbFDCxLH+EBvNO480obzCcHdg5et/RlIuAzjNrzjE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=P9npgwA9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="P9npgwA9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 32263C4CED1; Thu, 13 Feb 2025 14:50:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1739458250; bh=BfBKFjKW7uiZGtDqZvB46FhCtfAkDfNEdp5VjWAkY6M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=P9npgwA939vIeH7rwUngJZo/AoT9QhShsNL0XwNTCE8rbIptsf/y0OvSf94VHGoC+ hsx306ELJLwM1+U1puMcUciUjbGDZJT3aWzr/Poge60eWOMMdk4bjvq9I1y6K5iCe0 Hp4SvzxhhspXUWPgMzkoCE7t8L/wJh171oaLAZdQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Daniel Baumann , Niklas Cassel Subject: [PATCH 6.12 345/422] ata: libata-core: Add ATA_QUIRK_NOLPM for Samsung SSD 870 QVO drives Date: Thu, 13 Feb 2025 15:28:14 +0100 Message-ID: <20250213142449.867734843@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250213142436.408121546@linuxfoundation.org> References: <20250213142436.408121546@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Daniel Baumann commit cc77e2ce187d26cc66af3577bf896d7410eb25ab upstream. Disabling link power management on Samsung SSD 870 QVO drives to make them work again after the switch of the default LPM policy to low. Testing so far has shown that regular Samsung SSD 870 (the non QVO variants) do not need it and work fine with the default LPM policy. Cc: stable@vger.kernel.org Fixes: 7627a0edef54 ("ata: ahci: Drop low power policy board type") Signed-off-by: Daniel Baumann Link: https://lore.kernel.org/linux-ide/ac64a484-022c-42a0-95bc-1520333b1536@debian.org/ Signed-off-by: Niklas Cassel Signed-off-by: Greg Kroah-Hartman --- drivers/ata/libata-core.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4143,6 +4143,10 @@ static const struct ata_dev_quirks_entry { "Samsung SSD 860*", NULL, ATA_QUIRK_NO_NCQ_TRIM | ATA_QUIRK_ZERO_AFTER_TRIM | ATA_QUIRK_NO_NCQ_ON_ATI }, + { "Samsung SSD 870 QVO*", NULL, ATA_QUIRK_NO_NCQ_TRIM | + ATA_QUIRK_ZERO_AFTER_TRIM | + ATA_QUIRK_NO_NCQ_ON_ATI | + ATA_QUIRK_NOLPM }, { "Samsung SSD 870*", NULL, ATA_QUIRK_NO_NCQ_TRIM | ATA_QUIRK_ZERO_AFTER_TRIM | ATA_QUIRK_NO_NCQ_ON_ATI },