From patchwork Fri Apr 14 02:18:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Serge Semin X-Patchwork-Id: 1768742 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=baikalelectronics.ru header.i=@baikalelectronics.ru header.a=rsa-sha256 header.s=post header.b=mvlZR+Zm; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4PyKs036bFz1yXv for ; Fri, 14 Apr 2023 12:19:32 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229720AbjDNCTa (ORCPT ); Thu, 13 Apr 2023 22:19:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44784 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229924AbjDNCT0 (ORCPT ); Thu, 13 Apr 2023 22:19:26 -0400 Received: from post.baikalelectronics.com (post.baikalelectronics.com [213.79.110.86]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E55F6449A; Thu, 13 Apr 2023 19:19:14 -0700 (PDT) Received: from post.baikalelectronics.com (localhost.localdomain [127.0.0.1]) by post.baikalelectronics.com (Proxmox) with ESMTP id 8435EE0EB0; Fri, 14 Apr 2023 05:19:01 +0300 (MSK) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= baikalelectronics.ru; h=cc:cc:content-transfer-encoding :content-type:content-type:date:from:from:in-reply-to:message-id :mime-version:references:reply-to:subject:subject:to:to; s=post; bh=F5KLKEFXUqNgjKmp28Ld9aQ5dFD0tABN1BOL+5Sahuc=; b=mvlZR+ZmgBk+ gXMzIRsQhJf0ogwFBBc1OKAKxxiChIL7WInEKOmAAWww1CJcwgOrPRoYJss2O+1g 9bTyRrOZBjs7YKoZ4yUAhioOg/uPXFle5/3LVDSFmITebWzUYptdNFX5bUlptBJh cn2xPw0O4ZOdkUVadjtU6eVsgpE8Iaw= Received: from mail.baikal.int (mail.baikal.int [192.168.51.25]) by post.baikalelectronics.com (Proxmox) with ESMTP id 6A47FE0E1D; Fri, 14 Apr 2023 05:19:01 +0300 (MSK) Received: from localhost (10.8.30.14) by mail (192.168.51.25) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 14 Apr 2023 05:19:00 +0300 From: Serge Semin To: Bjorn Helgaas , Lorenzo Pieralisi , Cai Huoqing , Jingoo Han , Gustavo Pimentel , Vinod Koul , Manivannan Sadhasivam , Yoshihiro Shimoda , Rob Herring , Manivannan Sadhasivam , Serge Semin , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= CC: Serge Semin , Alexey Malahov , Pavel Parkhomenko , , , Subject: [PATCH v4 05/14] PCI: dwc: Drop duplicated fast-link-mode flag unsetting Date: Fri, 14 Apr 2023 05:18:23 +0300 Message-ID: <20230414021832.13167-6-Sergey.Semin@baikalelectronics.ru> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230414021832.13167-1-Sergey.Semin@baikalelectronics.ru> References: <20230414021832.13167-1-Sergey.Semin@baikalelectronics.ru> MIME-Version: 1.0 X-Originating-IP: [10.8.30.14] X-ClientProxiedBy: MAIL.baikal.int (192.168.51.25) To mail (192.168.51.25) X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Most likely by mistake the PORT_LINK_FAST_LINK_MODE flag unsetting was added twice in the commit cff9244432e8 ("PCI: dwc: Ensure FAST_LINK_MODE is cleared"): first it is cleared right after the content of the PCIE_PORT_LINK_CONTROL register is read, second it's cleared in the framework of the link-mode initialization procedure. The later action is redundant. Let's drop it. Signed-off-by: Serge Semin Reviewed-by: Manivannan Sadhasivam --- drivers/pci/controller/dwc/pcie-designware.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c index 8e33e6e59e68..e55b7b387eb6 100644 --- a/drivers/pci/controller/dwc/pcie-designware.c +++ b/drivers/pci/controller/dwc/pcie-designware.c @@ -1019,7 +1019,6 @@ void dw_pcie_setup(struct dw_pcie *pci) } /* Set the number of lanes */ - val &= ~PORT_LINK_FAST_LINK_MODE; val &= ~PORT_LINK_MODE_MASK; switch (pci->num_lanes) { case 1: