From patchwork Wed Aug 23 07:02:49 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 9916739 X-Patchwork-Delegate: bhelgaas@google.com 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 3E91560327 for ; Wed, 23 Aug 2017 07:03:52 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 30E78286DA for ; Wed, 23 Aug 2017 07:03:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 25DBD2893D; Wed, 23 Aug 2017 07:03:52 +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=-1.7 required=2.0 tests=BAYES_00, RCVD_IN_BL_SPAMCOP_NET, RCVD_IN_DNSWL_HI, RCVD_IN_SBL_CSS, RCVD_IN_SORBS_SPAM autolearn=no version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CA376286DA for ; Wed, 23 Aug 2017 07:03:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753346AbdHWHDv (ORCPT ); Wed, 23 Aug 2017 03:03:51 -0400 Received: from lucky1.263xmail.com ([211.157.147.135]:35529 "EHLO lucky1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753238AbdHWHDu (ORCPT ); Wed, 23 Aug 2017 03:03:50 -0400 Received: from shawn.lin?rock-chips.com (unknown [192.168.167.232]) by lucky1.263xmail.com (Postfix) with ESMTP id 88A029C3; Wed, 23 Aug 2017 15:03:48 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTPA id C2A2139A; Wed, 23 Aug 2017 15:03:47 +0800 (CST) X-RL-SENDER: shawn.lin@rock-chips.com X-FST-TO: bhelgaas@google.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: shawn.lin@rock-chips.com X-UNIQUE-TAG: <86f68b883f99d9b8a72f07684cc135fb> X-ATTACHMENT-NUM: 0 X-SENDER: lintao@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 12361ETVBTP; Wed, 23 Aug 2017 15:03:48 +0800 (CST) From: Shawn Lin To: Bjorn Helgaas Cc: linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org, Brian Norris , Jeffy Chen , Shawn Lin Subject: [PATCH v5 05/10] PCI: rockchip: spilt out rockchip_pcie_deinit_phys Date: Wed, 23 Aug 2017 15:02:49 +0800 Message-Id: <1503471769-73953-1-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1503471673-69478-1-git-send-email-shawn.lin@rock-chips.com> References: <1503471673-69478-1-git-send-email-shawn.lin@rock-chips.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Spilt out rockchip_pcie_deinit_phys so that it could be reused by rockchip_pcie_suspend_noirq and rockchip_pcie_remove. No functional change intended. Signed-off-by: Shawn Lin --- Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None drivers/pci/host/pcie-rockchip.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-) diff --git a/drivers/pci/host/pcie-rockchip.c b/drivers/pci/host/pcie-rockchip.c index 891b60a..9cd51e0 100644 --- a/drivers/pci/host/pcie-rockchip.c +++ b/drivers/pci/host/pcie-rockchip.c @@ -753,6 +753,18 @@ static int rockchip_pcie_init_port(struct rockchip_pcie *rockchip) return 0; } +static void rockchip_pcie_deinit_phys(struct rockchip_pcie *rockchip) +{ + int i; + + for (i = 0; i < MAX_LANE_NUM; i++) { + /* inactive lane is already powered off */ + if (rockchip->lanes_map & BIT(i)) + phy_power_off(rockchip->phys[i]); + phy_exit(rockchip->phys[i]); + } +} + static irqreturn_t rockchip_pcie_subsys_irq_handler(int irq, void *arg) { struct rockchip_pcie *rockchip = arg; @@ -1423,7 +1435,7 @@ static void rockchip_pcie_disable_clocks(void *data) static int __maybe_unused rockchip_pcie_suspend_noirq(struct device *dev) { struct rockchip_pcie *rockchip = dev_get_drvdata(dev); - int ret, i; + int ret; /* disable core and cli int since we don't need to ack PME_ACK */ rockchip_pcie_write(rockchip, (PCIE_CLIENT_INT_CLI << 16) | @@ -1436,12 +1448,7 @@ static int __maybe_unused rockchip_pcie_suspend_noirq(struct device *dev) return ret; } - for (i = 0; i < MAX_LANE_NUM; i++) { - /* inactive lane is already powered off */ - if (rockchip->lanes_map & BIT(i)) - phy_power_off(rockchip->phys[i]); - phy_exit(rockchip->phys[i]); - } + rockchip_pcie_deinit_phys(rockchip); rockchip_pcie_disable_clocks(rockchip); @@ -1640,19 +1647,13 @@ static int rockchip_pcie_remove(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct rockchip_pcie *rockchip = dev_get_drvdata(dev); - int i; pci_stop_root_bus(rockchip->root_bus); pci_remove_root_bus(rockchip->root_bus); pci_unmap_iospace(rockchip->io); irq_domain_remove(rockchip->irq_domain); - for (i = 0; i < MAX_LANE_NUM; i++) { - /* inactive lane is already powered off */ - if (rockchip->lanes_map & BIT(i)) - phy_power_off(rockchip->phys[i]); - phy_exit(rockchip->phys[i]); - } + rockchip_pcie_deinit_phys(rockchip); if (!IS_ERR(rockchip->vpcie12v)) regulator_disable(rockchip->vpcie12v);