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[23.128.96.33]) by mx.google.com with ESMTPS id m3-20020aca1e03000000b003b2df61bc76si3743129oic.180.2023.11.21.10.07.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Nov 2023 10:07:17 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) client-ip=23.128.96.33; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=dCWz9bft; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.33 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by lipwig.vger.email (Postfix) with ESMTP id 92E3080417F8; Tue, 21 Nov 2023 10:06:32 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at lipwig.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234736AbjKUSF5 (ORCPT + 99 others); Tue, 21 Nov 2023 13:05:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38366 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234767AbjKUSFa (ORCPT ); Tue, 21 Nov 2023 13:05:30 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B37B110E0; Tue, 21 Nov 2023 10:05:01 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 04F1AC433BA; Tue, 21 Nov 2023 18:05:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1700589901; bh=PrYlDSh1KBKY9nagnX9e/CAxyEWyzd/7cpff2wOc4d0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dCWz9bft7GOg0xCs3XqYU93HlqP0iTjUumlFjUIAeORz4ELrJWXdZHIIAyiSUjec9 MIwykqkrj3utYxnPuOd9txndbD9zUY8q12wOCym2nxYPKCC8SE8cfxIYaXQlNwXQXl FvFf841GDAQloRn78ZE7dvVzfo4lJqiD1Bp/LGAE= Date: Tue, 21 Nov 2023 19:04:58 +0100 From: Greg KH To: Sanath S Cc: andreas.noever@gmail.com, michael.jamet@intel.com, mika.westerberg@linux.intel.com, YehezkelShB@gmail.com, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Mario Limonciello , stable@vger.kernel.org Subject: Re: [Patch] thunderbolt: Add quirk to reset downstream port Message-ID: <2023112111-shelf-deeply-6a03@gregkh> References: <20231121174701.3922587-1-Sanath.S@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231121174701.3922587-1-Sanath.S@amd.com> X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Tue, 21 Nov 2023 10:06:32 -0800 (PST) On Tue, Nov 21, 2023 at 11:17:01PM +0530, Sanath S wrote: > Boot firmware on AMD's Yellow Carp and Pink Sardine allocates > very minimal buses for PCIe downstream ports. This results in > failure to extend the daisy chain. > > Add quirk to reset the downstream port to help reset the topology > created by boot firmware. > > Suggested-by: Mario Limonciello > Signed-off-by: Sanath S > Cc: What commit id does this fix? thanks, greg k-h