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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 3BCCDC433EF for ; Sat, 11 Sep 2021 13:14:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2B27B61208 for ; Sat, 11 Sep 2021 13:14:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237057AbhIKNPr (ORCPT ); Sat, 11 Sep 2021 09:15:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:38056 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236192AbhIKNOH (ORCPT ); Sat, 11 Sep 2021 09:14:07 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 77A0361242; Sat, 11 Sep 2021 13:12:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631365963; bh=lbAZdGQWMdcvQ07c2MocX2Vj5WvDkupCf8fah3snmpE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sakCyDtfgYIiUIYVocIp82Mf5WFxJPU2fIszs30iHhxlzeTIwP0CpLmTKRwNhJ9uB VUkXs+u3DZrVa3FtB1lPvaLNjgcraS56fDGDPHWm+zYOdLWlrcgQ1cJbhWPx9xTAR4 FAc70XiWjnM1KhdCfb+ccXQWyHh4d92bTYQtLv7QvnZZZl3nH1ksH2FJ2z0fyUY8WB SXJ5EpI9wnglt3hfsgp2XNXK1lQ1IK/RffyHD1fTWaXAioEy0dzCR2F7XVvHnCKAca sgmZ6QM0yPc1t1EvDVi/wdOHVVMz7hj8anUmPjxWark8UTIbi/PnChX0wGICaKqCAP eyWruG/8YZm/Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Om Prakash Singh , Lorenzo Pieralisi , Bjorn Helgaas , Vidya Sagar , Sasha Levin , linux-pci@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH AUTOSEL 5.13 07/29] PCI: tegra194: Fix MSI-X programming Date: Sat, 11 Sep 2021 09:12:11 -0400 Message-Id: <20210911131233.284800-7-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210911131233.284800-1-sashal@kernel.org> References: <20210911131233.284800-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Om Prakash Singh [ Upstream commit 43537cf7e351264a1f05ed42ad402942bfc9140e ] Lower order MSI-X address is programmed in MSIX_ADDR_MATCH_HIGH_OFF DBI register instead of higher order address. This patch fixes this programming mistake. Link: https://lore.kernel.org/r/20210623100525.19944-3-omp@nvidia.com Signed-off-by: Om Prakash Singh Signed-off-by: Lorenzo Pieralisi Reviewed-by: Bjorn Helgaas Acked-by: Vidya Sagar Signed-off-by: Sasha Levin --- drivers/pci/controller/dwc/pcie-tegra194.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index fd14e2f45bba..55c8afb9a899 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -1763,7 +1763,7 @@ static void pex_ep_event_pex_rst_deassert(struct tegra_pcie_dw *pcie) val = (ep->msi_mem_phys & MSIX_ADDR_MATCH_LOW_OFF_MASK); val |= MSIX_ADDR_MATCH_LOW_OFF_EN; dw_pcie_writel_dbi(pci, MSIX_ADDR_MATCH_LOW_OFF, val); - val = (lower_32_bits(ep->msi_mem_phys) & MSIX_ADDR_MATCH_HIGH_OFF_MASK); + val = (upper_32_bits(ep->msi_mem_phys) & MSIX_ADDR_MATCH_HIGH_OFF_MASK); dw_pcie_writel_dbi(pci, MSIX_ADDR_MATCH_HIGH_OFF, val); ret = dw_pcie_ep_init_complete(ep); -- 2.30.2