From patchwork Tue Apr 28 07:01:36 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yijing Wang X-Patchwork-Id: 6286161 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 371FF9F52C for ; Tue, 28 Apr 2015 07:11:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4062120304 for ; Tue, 28 Apr 2015 07:11:34 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5BFA220131 for ; Tue, 28 Apr 2015 07:11:33 +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 1YmzdU-0005uo-49; Tue, 28 Apr 2015 07:08:52 +0000 Received: from szxga02-in.huawei.com ([119.145.14.65]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Ymzck-00051m-T1 for linux-arm-kernel@lists.infradead.org; Tue, 28 Apr 2015 07:08:07 +0000 Received: from 172.24.2.119 (EHLO szxeml430-hub.china.huawei.com) ([172.24.2.119]) by szxrg02-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id CKN42271; Tue, 28 Apr 2015 15:05:27 +0800 (CST) Received: from localhost.localdomain (10.175.100.166) by szxeml430-hub.china.huawei.com (10.82.67.185) with Microsoft SMTP Server id 14.3.158.1; Tue, 28 Apr 2015 15:05:18 +0800 From: Yijing Wang To: Bjorn Helgaas Subject: [PATCH Part1 v11 2/5] PCI: tegra: Remove redundant tegra_pcie_scan_bus() Date: Tue, 28 Apr 2015 15:01:36 +0800 Message-ID: <1430204499-19571-3-git-send-email-wangyijing@huawei.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1430204499-19571-1-git-send-email-wangyijing@huawei.com> References: <1430204499-19571-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.100.166] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150428_000807_206240_AC30BCC3 X-CRM114-Status: UNSURE ( 9.42 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) Cc: Arnd Bergmann , linux-pci@vger.kernel.org, linux-tegra@vger.kernel.org, Thierry Reding , Yijing Wang , linux-arm-kernel@lists.infradead.org, dja@axtens.net X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Now pci_scan_root_bus() is almost similar to pci_create_root_bus() + pci_scan_child_bus(). So we could use common pci_scan_root_bus() in pci_common_init_dev() to scan pci busses. tegra_pcie_scan_bus() is redundant, remove it. Tested-by: Thierry Reding Signed-off-by: Yijing Wang Acked-by: Thierry Reding CC: Thierry Reding CC: linux-tegra@vger.kernel.org --- drivers/pci/host/pci-tegra.c | 16 ---------------- 1 files changed, 0 insertions(+), 16 deletions(-) diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c index 00e9272..10c0571 100644 --- a/drivers/pci/host/pci-tegra.c +++ b/drivers/pci/host/pci-tegra.c @@ -630,21 +630,6 @@ static int tegra_pcie_map_irq(const struct pci_dev *pdev, u8 slot, u8 pin) return irq; } -static struct pci_bus *tegra_pcie_scan_bus(int nr, struct pci_sys_data *sys) -{ - struct tegra_pcie *pcie = sys_to_pcie(sys); - struct pci_bus *bus; - - bus = pci_create_root_bus(pcie->dev, sys->busnr, &tegra_pcie_ops, sys, - &sys->resources); - if (!bus) - return NULL; - - pci_scan_child_bus(bus); - - return bus; -} - static irqreturn_t tegra_pcie_isr(int irq, void *arg) { const char *err_msg[] = { @@ -1831,7 +1816,6 @@ static int tegra_pcie_enable(struct tegra_pcie *pcie) hw.private_data = (void **)&pcie; hw.setup = tegra_pcie_setup; hw.map_irq = tegra_pcie_map_irq; - hw.scan = tegra_pcie_scan_bus; hw.ops = &tegra_pcie_ops; pci_common_init_dev(pcie->dev, &hw);