From patchwork Wed Jun 5 19:08:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10977571 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2896C2D47 for ; Wed, 5 Jun 2019 19:10:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1E36F26253 for ; Wed, 5 Jun 2019 19:10:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 100062871C; Wed, 5 Jun 2019 19:10:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6EDB82871C for ; Wed, 5 Jun 2019 19:10:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727027AbfFETJq (ORCPT ); Wed, 5 Jun 2019 15:09:46 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:50448 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726631AbfFETJp (ORCPT ); Wed, 5 Jun 2019 15:09:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=eFJweHzSpLpiZ2x1/tGLuA1P3AGVwoc6WM7qjfxVfqw=; b=PtFwz/8oRRY6msCt/J+NIzc7jL KBTxzch1pLxKacNvnqKxg7CTNpIQvCd/e9l/vgyz91GPB/hOqqCnM9etxNoPPnw4yAGzcr1umOP1d g6r4QyvCMfVlLHYupSJFPPxnhDRBeVDP/2DUlN19O2SoudtCOGAqISF019+t85LyPXlALTX/vHSLz KFPhRdCpnNx39OfVgAfXIKA0hMnWT1klLQviKNjqNiXkoALr55fVQ4ppxIEN16CX4X8w54itG1IDJ vVHeKUkp0xTRc1nohARWA7jYty4LnjM/IuXA2FocoD45TEHVr5bQ2+86YAq9p6hRimkhYLEj55RtG R5ssmYhA==; Received: from 089144193064.atnat0002.highway.a1.net ([89.144.193.64] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1hYbHS-0005cs-FI; Wed, 05 Jun 2019 19:09:03 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Sebastian Ott , Sagi Grimberg , Max Gurtovoy , Bart Van Assche , Ulf Hansson , Alan Stern , Oliver Neukum , linux-block@vger.kernel.org, linux-rdma@vger.kernel.org, linux-mmc@vger.kernel.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, megaraidlinux.pdl@broadcom.com, MPT-FusionLinux.pdl@broadcom.com, linux-hyperv@vger.kernel.org, linux-usb@vger.kernel.org, usb-storage@lists.one-eyed-alien.net, linux-kernel@vger.kernel.org Subject: [PATCH 06/13] ufshcd: set max_segment_size in the scsi host template Date: Wed, 5 Jun 2019 21:08:29 +0200 Message-Id: <20190605190836.32354-7-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190605190836.32354-1-hch@lst.de> References: <20190605190836.32354-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We need to also mirror the value to the device to ensure IOMMU merging doesn't undo it, and the SCSI host level parameter will ensure that. Signed-off-by: Christoph Hellwig --- drivers/scsi/ufs/ufshcd.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 8c1c551f2b42..4e524ade489e 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -4586,8 +4586,6 @@ static int ufshcd_slave_configure(struct scsi_device *sdev) struct request_queue *q = sdev->request_queue; blk_queue_update_dma_pad(q, PRDT_DATA_BYTE_COUNT_PAD - 1); - blk_queue_max_segment_size(q, PRDT_DATA_BYTE_COUNT_MAX); - return 0; } @@ -6990,6 +6988,7 @@ static struct scsi_host_template ufshcd_driver_template = { .sg_tablesize = SG_ALL, .cmd_per_lun = UFSHCD_CMD_PER_LUN, .can_queue = UFSHCD_CAN_QUEUE, + .max_segment_size = PRDT_DATA_BYTE_COUNT_MAX, .max_host_blocked = 1, .track_queue_depth = 1, .sdev_groups = ufshcd_driver_groups,