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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 3F066C282C8 for ; Mon, 28 Jan 2019 16:01:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1093E21917 for ; Mon, 28 Jan 2019 16:01:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548691284; bh=mdG0bx07wU/Yo0PkNfyR67BVF/JdW76Kh7d2VO1RRsg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=vot/sP4sUCtNcBzTCDGKV2RliIOr/7/BtRVmJz7HSaQr4kScYs9p8ab7CFRN3qm26 zMxw1ibYfTbXo8jYuIZZ0Cj0DZLw9byLVr0vHxnNKgtFmhAjc3pYj1FqccqEPGTsPk zgNmkvAacyDQQa3LwLPNRCHA+FchYuwVjtVJB144= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731021AbfA1QBX (ORCPT ); Mon, 28 Jan 2019 11:01:23 -0500 Received: from mail.kernel.org ([198.145.29.99]:46596 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730998AbfA1QBT (ORCPT ); Mon, 28 Jan 2019 11:01:19 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 F2ABB2175B; Mon, 28 Jan 2019 16:01:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548691278; bh=mdG0bx07wU/Yo0PkNfyR67BVF/JdW76Kh7d2VO1RRsg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZpzzJ0SeX4DlhuHjXLRpATTU3Hx9fBjXsBFgAiLbGJASCn6ynRFgRIZkvNpSvYftn QpyP+qVW0bMsAcmPYHGG3atM3ADuk1601vcBDTt5uSlDG0MRF4Cokb11gCwQkU63ML 8jMhUa9p4YsiGzHLYWH94erFjt53BOPvIWhFdRlw= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Xiang Chen , John Garry , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 043/258] scsi: hisi_sas: change the time of SAS SSP connection Date: Mon, 28 Jan 2019 10:55:49 -0500 Message-Id: <20190128155924.51521-43-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190128155924.51521-1-sashal@kernel.org> References: <20190128155924.51521-1-sashal@kernel.org> MIME-Version: 1.0 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: Xiang Chen [ 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 687ff61bba9f..3922b17e2ea3 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -492,7 +492,7 @@ 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); } -- 2.19.1