From patchwork Tue Sep 26 08:15:02 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: 727026 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 67100E7D250 for ; Tue, 26 Sep 2023 08:16:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234006AbjIZIQX (ORCPT ); Tue, 26 Sep 2023 04:16:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59400 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233971AbjIZIQL (ORCPT ); Tue, 26 Sep 2023 04:16:11 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BFB01126; Tue, 26 Sep 2023 01:15:45 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E0B47C433CD; Tue, 26 Sep 2023 08:15:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695716145; bh=qrUl5SH+B8SP/ZoBFwIfkCLObB6aWz8x19i2XQMuplw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c9NWQcjZaeDfKbyQMR+/6W9/6ysKZ+5zMVHyurpWzjuVAZXhloxrwwc8ttlNvTocX 1EuKp6fKTzbRpaYOrruCyGzIXyF080CzQQTX/XRl4DYpFHwCnIef9XSZR41zGxZJaU Gu2eIut3BFZ0/Cx8s3CdPUPr3kxcoaJoWV81uOK8eJ1HaBowtkJi75PIFsYO8VCU2Y gFRa8fCdJB1aluY7z+mXJH3PSnaKXBcOrVQhpQvRGQVn1o3rChtMwZ1ZhmTDKwmP01 NaNY4HYB4456ShikSnaKG8M81+Gs9Xtf73nN4vyVkZmUqQDDmuRnL2MxN5Sn/7iIjO KfEAd30stdGGg== 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 v7 18/23] ata: libata-core: Do not poweroff runtime suspended ports Date: Tue, 26 Sep 2023 17:15:02 +0900 Message-ID: <20230926081507.69346-19-dlemoal@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230926081507.69346-1-dlemoal@kernel.org> References: <20230926081507.69346-1-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) Tested-by: Geert Uytterhoeven Reviewed-by: Martin K. Petersen --- 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 6773a1e52dad..df6ed386e6fc 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; }