From patchwork Mon Jun 6 23:07:21 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Helgaas X-Patchwork-Id: 9159515 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B68F060573 for ; Mon, 6 Jun 2016 23:13:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A7AAE25E13 for ; Mon, 6 Jun 2016 23:13:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9C288281AA; Mon, 6 Jun 2016 23:13:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 61DA225E13 for ; Mon, 6 Jun 2016 23:13:55 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1bA3h2-0007pE-4n; Mon, 06 Jun 2016 23:12:24 +0000 Received: from mail.kernel.org ([198.145.29.136]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1bA3cW-0007oq-FV for linux-arm-kernel@lists.infradead.org; Mon, 06 Jun 2016 23:07:49 +0000 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CBEDF201B9; Mon, 6 Jun 2016 23:07:23 +0000 (UTC) Received: from localhost (unknown [69.71.1.1]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DC0F92017D; Mon, 6 Jun 2016 23:07:22 +0000 (UTC) Subject: [PATCH v1 21/25] PCI: rcar: Simplify host bridge window iteration To: linux-pci@vger.kernel.org From: Bjorn Helgaas Date: Mon, 06 Jun 2016 18:07:21 -0500 Message-ID: <20160606230721.20936.25605.stgit@bhelgaas-glaptop2.roam.corp.google.com> In-Reply-To: <20160606225630.20936.77349.stgit@bhelgaas-glaptop2.roam.corp.google.com> References: <20160606225630.20936.77349.stgit@bhelgaas-glaptop2.roam.corp.google.com> User-Agent: StGit/0.16 MIME-Version: 1.0 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160606_160745_304510_9D7EFE5E X-CRM114-Status: GOOD ( 14.89 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Petazzoni , Jason Cooper , Scott Branden , Jon Mason , Jingoo Han , Pratyush Anand , linux-kernel@vger.kernel.org, rfi@lists.rocketboards.org, linux-renesas-soc@vger.kernel.org, Simon Horman , Thierry Reding , Tanmay Inamdar , Ray Jui , linux-tegra@vger.kernel.org, Ley Foon Tan , Michal Simek , =?utf-8?b?U8O2cmVu?= Brinkmann , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The switch is the only statement in the resource_list_for_each_entry() loop, so remove unnecessary cases and "continue" statements in the switch. Inline rcar_pcie_release_of_pci_ranges(), which is only called once. No functional change intended. Signed-off-by: Bjorn Helgaas --- drivers/pci/host/pcie-rcar.c | 21 +++------------------ 1 file changed, 3 insertions(+), 18 deletions(-) diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c index ce096db..6546ca7 100644 --- a/drivers/pci/host/pcie-rcar.c +++ b/drivers/pci/host/pcie-rcar.c @@ -938,11 +938,6 @@ static const struct of_device_id rcar_pcie_of_match[] = { }; MODULE_DEVICE_TABLE(of, rcar_pcie_of_match); -static void rcar_pcie_release_of_pci_ranges(struct rcar_pcie *pci) -{ - pci_free_resource_list(&pci->resources); -} - static int rcar_pcie_parse_request_of_pci_ranges(struct rcar_pcie *pci) { int err; @@ -962,28 +957,18 @@ static int rcar_pcie_parse_request_of_pci_ranges(struct rcar_pcie *pci) resource_list_for_each_entry(win, &pci->resources) { struct resource *res = win->res; - switch (resource_type(res)) { - case IORESOURCE_IO: + if (resource_type(res) == IORESOURCE_IO) { err = pci_remap_iospace(res, iobase); - if (err) { + if (err) dev_warn(dev, "error %d: failed to map resource %pR\n", err, res); - continue; - } - break; - case IORESOURCE_MEM: - break; - - case IORESOURCE_BUS: - default: - continue; } } return 0; out_release_res: - rcar_pcie_release_of_pci_ranges(pci); + pci_free_resource_list(&pci->resources); return err; }