From patchwork Tue Sep 22 09:59:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gustavo Pimentel X-Patchwork-Id: 1368922 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=synopsys.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=synopsys.com header.i=@synopsys.com header.a=rsa-sha256 header.s=mail header.b=lL3+fFzV; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BwcGW6q14z9sR4 for ; Tue, 22 Sep 2020 19:59:15 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726470AbgIVJ7O (ORCPT ); Tue, 22 Sep 2020 05:59:14 -0400 Received: from smtprelay-out1.synopsys.com ([149.117.87.133]:45652 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726353AbgIVJ7O (ORCPT ); Tue, 22 Sep 2020 05:59:14 -0400 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id AA576C03D2; Tue, 22 Sep 2020 09:59:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1600768753; bh=cVMEVxRWNSVrtDCL6M4MXWzU05kV04Tyh8DtD07yNXs=; h=From:To:Cc:Subject:Date:From; b=lL3+fFzVHizxCkwXcYaI7tYUyYL0ndviJRz3Ihh8KS8pMyMZtQrT9sooCVQgP9TbA L7z+rygDRL+bEKp4O0CfbfZz4FPnQeUxswEI0bVKs8HQ16LWX9KR1xh5wtYYDZuiDE cM8oa8+JT55EspLhPV6hEwpWscDvrcS8a5BLR+9s7Ciz9SydN74GnzpkzGTkufk90u do6eziV0jXdkyT0xFX6nXRfv7erqWG1dflNwC/oDX+2NJ4Ym4IKyehWxMqLnlJ2sX9 1FxZiGC2n9J7YZ4IOD2Koivir9FCcRqxsrsZQwa5l3ue+8wua8WYu1wHLCsYkS0UC9 SVduJg5lU3cwA== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id 51C07A005D; Tue, 22 Sep 2020 09:59:12 +0000 (UTC) X-SNPS-Relay: synopsys.com From: Gustavo Pimentel To: linux-pci@vger.kernel.org, bhelgaas@google.com Cc: Gustavo Pimentel , Joao Pinto Subject: [PATCH] [-next] PCI: DWC: Fix cast truncates bits from constant value Date: Tue, 22 Sep 2020 11:59:10 +0200 Message-Id: <7ea7f7d342f97c758949a17b870012f52ce5b3f5.1600767645.git.gustavo.pimentel@synopsys.com> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Fixes warning given by executing "make C=2 drivers/pci/" Sparse output: CHECK drivers/pci/controller/dwc/pcie-designware.c drivers/pci/controller/dwc/pcie-designware.c:432:52: warning: cast truncates bits from constant value (ffffffff7fffffff becomes 7fffffff) Reported-by: Bjorn Helgaas Cc: Joao Pinto Signed-off-by: Gustavo Pimentel --- drivers/pci/controller/dwc/pcie-designware.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c index 3c3a4d1..e7a41d9 100644 --- a/drivers/pci/controller/dwc/pcie-designware.c +++ b/drivers/pci/controller/dwc/pcie-designware.c @@ -429,7 +429,7 @@ void dw_pcie_disable_atu(struct dw_pcie *pci, int index, } dw_pcie_writel_dbi(pci, PCIE_ATU_VIEWPORT, region | index); - dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, (u32)~PCIE_ATU_ENABLE); + dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, ~(u32)PCIE_ATU_ENABLE); } int dw_pcie_wait_for_link(struct dw_pcie *pci)