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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 CF59BC169C4 for ; Mon, 11 Feb 2019 14:23:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 96D9F222A1 for ; Mon, 11 Feb 2019 14:23:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1549894986; bh=bGWQvt2vJHuXOPBWevXYSK3eq8xODly7B/b5Amv0adE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=xtmrVc7VPzcI9UvrBAfWqQVCs84sAUFSF6iPjMao7yb3VuYf2FALZTOBf1Nz70AQ0 dLE0qkzQasvz5k0UEIQdUA6a5x7tJF0tr5sGaMTCXmunnJlShRQXVUs33te8nwYGDB Dt9VOozSlpFx8w5p+DByy4LFLklTCjy+4uTiaLGE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728927AbfBKOXF (ORCPT ); Mon, 11 Feb 2019 09:23:05 -0500 Received: from mail.kernel.org ([198.145.29.99]:56020 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728887AbfBKOXB (ORCPT ); Mon, 11 Feb 2019 09:23:01 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1B92920838; Mon, 11 Feb 2019 14:22:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1549894980; bh=bGWQvt2vJHuXOPBWevXYSK3eq8xODly7B/b5Amv0adE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HAjL8bOG4BVPsbFmDTDU4VI9neO8NSbh2U2HN2v44EUZFwStN2fk6ju4P2JVB4QXG ugc4rro1kAP6LBfXkZ6TgNhLZ3e9PXTogieF0OJBrwfsYsrQgPRasUa4Q/aV4IyOwC NRMT7vSfNxEZ88NunDe7a+3phJwur1caM3ee3A2M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Xiang Chen , John Garry , "Martin K. Petersen" , Sasha Levin Subject: [PATCH 4.20 044/352] scsi: hisi_sas: change the time of SAS SSP connection Date: Mon, 11 Feb 2019 15:14:31 +0100 Message-Id: <20190211141849.105817332@linuxfoundation.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190211141846.543045703@linuxfoundation.org> References: <20190211141846.543045703@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.20-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit 15bc43f31a074076f114e0b87931e3b220b7bff1 ] Currently the time of SAS SSP connection is 1ms, which means the link connection will fail if no IO response after this period. For some disks handling large IO (such as 512k), 1ms is not enough, so change it to 5ms. Signed-off-by: Xiang Chen Signed-off-by: John Garry Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index a369450a1fa7..c3e0be90e19f 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -494,7 +494,7 @@ static void init_reg_v3_hw(struct hisi_hba *hisi_hba) hisi_sas_phy_write32(hisi_hba, i, PHYCTRL_OOB_RESTART_MSK, 0x1); hisi_sas_phy_write32(hisi_hba, i, STP_LINK_TIMER, 0x7f7a120); hisi_sas_phy_write32(hisi_hba, i, CON_CFG_DRIVER, 0x2a0a01); - + hisi_sas_phy_write32(hisi_hba, i, SAS_SSP_CON_TIMER_CFG, 0x32); /* used for 12G negotiate */ hisi_sas_phy_write32(hisi_hba, i, COARSETUNE_TIME, 0x1e); hisi_sas_phy_write32(hisi_hba, i, AIP_LIMIT, 0x2ffff); -- 2.19.1