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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 372A8C55186 for ; Wed, 22 Apr 2020 10:23:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0A8EB20775 for ; Wed, 22 Apr 2020 10:23:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587551008; bh=xnctP96IABKORGoIgvVEM+OiiZ2hWkTGMixUA2d1amo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=tNfAeNEl+DCDTmupWqJeh26aCYsF0PhJGSTk0fzNGCGKx2Us9w+PHa4r6zObRUZF2 0Od61CdDx1yJx7isTCHtpbE1TCRdTZtVw6uw6UEyZZw4p8N4mHECwor3vLYm8m+c8L B1/2JzfqQbfMBhQI4/1h0O12mtB38h2oxCVoApzA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730337AbgDVKX1 (ORCPT ); Wed, 22 Apr 2020 06:23:27 -0400 Received: from mail.kernel.org ([198.145.29.99]:59512 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729604AbgDVKXI (ORCPT ); Wed, 22 Apr 2020 06:23:08 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.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 3BA5B2076E; Wed, 22 Apr 2020 10:23:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587550987; bh=xnctP96IABKORGoIgvVEM+OiiZ2hWkTGMixUA2d1amo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lEuDxhOTvSAeGsGsjCWQs9au5nkYzqiNY9bMIuLqCr06TF+kW8F8VhLyaB1k90FiN eEo6cmkHf01KugduOcbO27/L0lK6prAc49vWiqK6AMGHzkJH98L6W8DNeLtZ4DVrio HUOtumm6e6y6fNMQzthWQdGdQ8C/ZvI8Jxjn7CEE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Yixin Zhang , Dave Jiang , Vinod Koul , Sasha Levin Subject: [PATCH 5.6 054/166] dmaengine: idxd: reflect shadow copy of traffic class programming Date: Wed, 22 Apr 2020 11:56:21 +0200 Message-Id: <20200422095054.762310621@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200422095047.669225321@linuxfoundation.org> References: <20200422095047.669225321@linuxfoundation.org> User-Agent: quilt/0.66 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 From: Dave Jiang [ Upstream commit a1fcaf07ec718bb1f11e29e952c9a4cb733d57a5 ] The traffic class are set to -1 at initialization until the user programs them. If the user choose not to, the driver will program appropriate defaults. The driver also needs to update the shadowed copies of the values after doing the programming. Fixes: c52ca478233c ("dmaengine: idxd: add configuration component of driver") Reported-by: Yixin Zhang Signed-off-by: Dave Jiang Link: https://lore.kernel.org/r/158386263076.10898.4586509576813094559.stgit@djiang5-desk3.ch.intel.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/idxd/device.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index ada69e722f84a..f6f49f0f6fae2 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -584,11 +584,11 @@ static void idxd_group_flags_setup(struct idxd_device *idxd) struct idxd_group *group = &idxd->groups[i]; if (group->tc_a == -1) - group->grpcfg.flags.tc_a = 0; + group->tc_a = group->grpcfg.flags.tc_a = 0; else group->grpcfg.flags.tc_a = group->tc_a; if (group->tc_b == -1) - group->grpcfg.flags.tc_b = 1; + group->tc_b = group->grpcfg.flags.tc_b = 1; else group->grpcfg.flags.tc_b = group->tc_b; group->grpcfg.flags.use_token_limit = group->use_token_limit; -- 2.20.1