From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6630C43141 for ; Sat, 16 Nov 2019 16:26:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B531E21479 for ; Sat, 16 Nov 2019 16:26:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573921583; bh=6eykspN3cd2v1dC2FZs8AixH9I5Z7C5N1now7YBSKs8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=2uac9Ho9qcE+9rpyvzHqmpyLLln9oB7wkLa60ZLgEMDx5WcSeZ4RgNlAOuGncD2xV JWoqcYlv5UB1sWUo5T7l4xgimEsn8tFluFBO1qOLqpta9aTxCXlSsqU3fOv0M3z+Hf vOPUHqb5yn/1fHrL4PZ/ifSyWkpszaXycxcALlf4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728066AbfKPPl5 (ORCPT ); Sat, 16 Nov 2019 10:41:57 -0500 Received: from mail.kernel.org ([198.145.29.99]:45176 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728024AbfKPPlv (ORCPT ); Sat, 16 Nov 2019 10:41:51 -0500 Received: from sasha-vm.mshome.net (unknown [50.234.116.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B7BCB20833; Sat, 16 Nov 2019 15:41:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573918911; bh=6eykspN3cd2v1dC2FZs8AixH9I5Z7C5N1now7YBSKs8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KUeqWWM4PIyauU9lugAMBZBc8zKZUlUvpUEeZ2EaBuhZ9JVDEBEecmvxhsZOYj0Eh wWugueQxrCb67UMzCT0bLC4wENwx0olqdC53UevRAPBjEttpY0bV/3eGARe2FunanK iaV1FpCqkQGMnjPrEOPR8ny3yFNU8dgCZ5c8BaZI= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Luo Jiaxing , John Garry , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 034/237] scsi: hisi_sas: Feed back linkrate(max/min) when re-attached Date: Sat, 16 Nov 2019 10:37:49 -0500 Message-Id: <20191116154113.7417-34-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191116154113.7417-1-sashal@kernel.org> References: <20191116154113.7417-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Luo Jiaxing [ Upstream commit 5a54691f874ab29ec82f08bc6936866a3ccdaa91 ] At directly attached situation, if the user modifies the sysfs interface of maximum_linkrate and minimum_linkrate to renegotiate the linkrate between SAS controller and target, the value of both files mentioned above should have change to user setting after renegotiate is over, but it remains unchanged. To fix this bug, maximum_linkrate and minimum_linkrate will be directly fed back to relevant sas_phy structure. Signed-off-by: Luo Jiaxing Signed-off-by: John Garry Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/hisi_sas/hisi_sas_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index fd9d82c9033de..e9747379384b2 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -906,6 +906,9 @@ static void hisi_sas_phy_set_linkrate(struct hisi_hba *hisi_hba, int phy_no, _r.maximum_linkrate = max; _r.minimum_linkrate = min; + sas_phy->phy->maximum_linkrate = max; + sas_phy->phy->minimum_linkrate = min; + hisi_hba->hw->phy_disable(hisi_hba, phy_no); msleep(100); hisi_hba->hw->phy_set_linkrate(hisi_hba, phy_no, &_r); -- 2.20.1