From patchwork Wed Sep 20 13:54:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damien Le Moal X-Patchwork-Id: 725136 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 30544CE79D5 for ; Wed, 20 Sep 2023 13:56:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236538AbjITN4O (ORCPT ); Wed, 20 Sep 2023 09:56:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35788 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236479AbjITNzk (ORCPT ); Wed, 20 Sep 2023 09:55:40 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E4861B9; Wed, 20 Sep 2023 06:55:15 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 12ACEC433CA; Wed, 20 Sep 2023 13:55:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695218115; bh=fgu+9s+zIYN2vBNbGjGbJpKGkPqecQrsIWuJ5pxCRIw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Xjg/1A7TWqG/GUkg0ARI0fyiPyxbH2gp+uOFO9GCfNVtO+DgsJC0WYJpE38btykAl x5XAcVz58HpyYmXOmsBF5Rr9+8YZuaklp4yLioQC7pKAESPUdgAJotS0L0+/YcyLaR E/3HlIeZUoYBV+e1/IxQAims51f7peE9GAQ3LerUHaPHyVXh2X5DgEPgi4F6z2fA7z 2imQxUkEm4tRdesLMYEQYVtmNvwE3tn6mstvC9M/JzoAyKuYZaoSjBom31b44fLbx4 M3kDz/sdOIkXeJsjDLr+LeEFJn23t6ebPfE+uNot8rLnNxgkWeuv/+214w0ApHLV4I kYIy2YsJJRlnA== From: Damien Le Moal To: linux-ide@vger.kernel.org Cc: linux-scsi@vger.kernel.org, "Martin K . Petersen" , John Garry , Rodrigo Vivi , Paul Ausbeck , Kai-Heng Feng , Joe Breuer , Geert Uytterhoeven , Chia-Lin Kao Subject: [PATCH v4 18/23] ata: libata-core: Do not poweroff runtime suspended ports Date: Wed, 20 Sep 2023 22:54:34 +0900 Message-ID: <20230920135439.929695-19-dlemoal@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230920135439.929695-1-dlemoal@kernel.org> References: <20230920135439.929695-1-dlemoal@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org When powering off, there is no need to suspend a port that has already been runtime suspended. Skip the EH PM request in ata_port_pm_poweroff() in this case. Signed-off-by: Damien Le Moal Reviewed-by: Hannes Reinecke Tested-by: Chia-Lin Kao (AceLan) --- drivers/ata/libata-core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index b46980fe69b4..35112f9e482d 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5215,7 +5215,8 @@ static int ata_port_pm_freeze(struct device *dev) static int ata_port_pm_poweroff(struct device *dev) { - ata_port_suspend(to_ata_port(dev), PMSG_HIBERNATE, false); + if (!pm_runtime_suspended(dev)) + ata_port_suspend(to_ata_port(dev), PMSG_HIBERNATE, false); return 0; }