From patchwork Fri Aug 25 09:32:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshihiro Shimoda X-Patchwork-Id: 13365324 X-Patchwork-Delegate: kw@linux.com 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D72F7C727A9 for ; Fri, 25 Aug 2023 09:33:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242570AbjHYJcq (ORCPT ); Fri, 25 Aug 2023 05:32:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54186 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244258AbjHYJca (ORCPT ); Fri, 25 Aug 2023 05:32:30 -0400 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id C2B741FD7; Fri, 25 Aug 2023 02:32:26 -0700 (PDT) X-IronPort-AV: E=Sophos;i="6.02,195,1688396400"; d="scan'208";a="173961367" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 25 Aug 2023 18:32:24 +0900 Received: from localhost.localdomain (unknown [10.166.15.32]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 9A6B340134E1; Fri, 25 Aug 2023 18:32:24 +0900 (JST) From: Yoshihiro Shimoda To: jingoohan1@gmail.com, gustavo.pimentel@synopsys.com, lpieralisi@kernel.org, robh+dt@kernel.org, kw@linux.com, manivannan.sadhasivam@linaro.org, bhelgaas@google.com, kishon@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org Cc: marek.vasut+renesas@gmail.com, fancer.lancer@gmail.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda Subject: [PATCH v20 11/19] PCI: dwc: Expose dw_pcie_write_dbi2() to module Date: Fri, 25 Aug 2023 18:32:11 +0900 Message-Id: <20230825093219.2685912-12-yoshihiro.shimoda.uh@renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230825093219.2685912-1-yoshihiro.shimoda.uh@renesas.com> References: <20230825093219.2685912-1-yoshihiro.shimoda.uh@renesas.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Since no PCIe controller drivers call this, this change is not required for now. But, Renesas R-Car Gen4 PCIe controller driver will call this and if the controller driver is built as a kernel module, the following build error happens. So, expose dw_pcie_write_dbi2() for it. ERROR: modpost: "dw_pcie_write_dbi2" [drivers/pci/controller/dwc/pcie-rcar-gen4-host-drv.ko] undefined! Signed-off-by: Yoshihiro Shimoda Reviewed-by: Serge Semin --- drivers/pci/controller/dwc/pcie-designware.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c index 4812ce040f1e..0251fa1357f9 100644 --- a/drivers/pci/controller/dwc/pcie-designware.c +++ b/drivers/pci/controller/dwc/pcie-designware.c @@ -365,6 +365,7 @@ void dw_pcie_write_dbi2(struct dw_pcie *pci, u32 reg, size_t size, u32 val) if (ret) dev_err(pci->dev, "write DBI address failed\n"); } +EXPORT_SYMBOL_GPL(dw_pcie_write_dbi2); static inline void __iomem *dw_pcie_select_atu(struct dw_pcie *pci, u32 dir, u32 index)