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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 79512C5B555 for ; Fri, 30 May 2025 19:46:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:References: List-Owner; bh=irxwsIfeUOCKRpUNr42SYUrcuysGZds7XvrJjYyW2AQ=; b=3gxPvTApEhVzxc 9YwVnHShCJFIsc4x/VrUV9qLJWkVrT5mclGqJbo5+fXZQ30y2arKyRhJVvC7QLutGFof7n9OEnbhr ghMvKQFrfUgMuO9fQXlij2PzJ/jm/wgh8Hs9MNJlbsYfjG1fEfHaR65lCX6Vz6RzFTaYaA1V4eSye FCHefKOvuEx5hDwM440Ja+3U3ltx2+1SNsXv+9ev5JJRCui51fUUG8RbyFb92SXRuZq8QNp2+1iGj 4g6I1LacTCzGnLka2n0dVe4JPPC7DNmViXcFsDcg/dgLM71cISZvRJbCUy3dvG4ZKvwsiN5ydYjaZ wx2NnQBvsZD/x4gpLgSg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uL5g5-00000001eFc-0nBQ; Fri, 30 May 2025 19:46:05 +0000 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uL5du-00000001dY8-13Pj; Fri, 30 May 2025 19:43:51 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 5C95CA4F9B1; Fri, 30 May 2025 19:43:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D0552C4CEE9; Fri, 30 May 2025 19:43:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1748634229; bh=0vCexfz0/m7ZSD9o27mnf/i5aE11GNqR8VJ8Kkd2bi8=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=EcB+90+TQdOtwEYbs7sd/EeKSL6M6QyvefVoPK/JHZpMYN0ikHItMS+OWqCs5XbPO gza2uSRSWP5zQmS7q5bdlQPx+ERA87keGhtm92VyjgJiKzGoQxbcgSMZqa49Dog996 UB573dqxmB/nMK6RiIRwP3N7RjfM0+WghCSGR2qTgF8RFTgeFIhztOEyb+8wAY4vak 3spFVglzPoM65fLLmuvFZ1cXtq3uDB5wSfpavP4YOO7pDB7KsxJcqXhDJij5Q6O+PN pwHdPG1iL1OHqMBMFBQFwiQ0lmkbkA5KMeiePRbI/+OPb41FxT0G9J+6GhNAkLK+BA 0doHfzZaLM8dQ== Date: Fri, 30 May 2025 14:43:47 -0500 From: Bjorn Helgaas To: Niklas Cassel Cc: Manivannan Sadhasivam , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Heiko Stuebner , Wilfred Mallawa , Damien Le Moal , Hans Zhang <18255117159@163.com>, Laszlo Fiat , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: Re: [PATCH v2 1/4] PCI: dw-rockchip: Do not enumerate bus before endpoint devices are ready Message-ID: <20250530194347.GA217284@bhelgaas> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <76F22449-6A2D-4F64-BF23-DF733E6B9165@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250530_124350_361488_982B0E44 X-CRM114-Status: GOOD ( 11.98 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Fri, May 30, 2025 at 07:24:53PM +0200, Niklas Cassel wrote: > On 30 May 2025 19:19:37 CEST, Bjorn Helgaas wrote: > > > >I think all drivers should wait PCIE_T_RRS_READY_MS (100ms) after exit > >from Conventional Reset (if port only supports <= 5.0 GT/s) or after > >link training completes (if port supports > 5.0 GT/s). > > > >> So I don't think this is a device specific issue but rather > >> controller specific. And this makes the Qcom patch that I dropped a > >> valid one (ofc with change in description). > > > >URL? > > PATCH 4/4 of this series. If you mean https://lore.kernel.org/r/20250506073934.433176-10-cassel@kernel.org, that patch merely replaces "100" with PCIE_T_PVPERL_MS, which doesn't fix anything and is valid regardless of this Plextor-related patch ("PCI: dw-rockchip: Do not enumerate bus before endpoint devices are ready"). _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip