From patchwork Fri Oct 7 16:31:38 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Helgaas X-Patchwork-Id: 9366713 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 029C960487 for ; Fri, 7 Oct 2016 16:31:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E8D5829777 for ; Fri, 7 Oct 2016 16:31:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DE02729779; Fri, 7 Oct 2016 16:31:43 +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=-6.9 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, RCVD_IN_DNSWL_HI autolearn=ham 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 8A2BD29777 for ; Fri, 7 Oct 2016 16:31:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756694AbcJGQbm (ORCPT ); Fri, 7 Oct 2016 12:31:42 -0400 Received: from mail.kernel.org ([198.145.29.136]:50106 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753234AbcJGQbm (ORCPT ); Fri, 7 Oct 2016 12:31:42 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1EB292011D; Fri, 7 Oct 2016 16:31:41 +0000 (UTC) Received: from localhost (unknown [69.55.156.165]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 11A99200E3; Fri, 7 Oct 2016 16:31:40 +0000 (UTC) Subject: [PATCH 3/8] PCI: armada: Remove redundant struct armada8k_pcie.base To: Thomas Petazzoni From: Bjorn Helgaas Cc: linux-pci@vger.kernel.org Date: Fri, 07 Oct 2016 11:31:38 -0500 Message-ID: <20161007163138.24582.87306.stgit@bhelgaas-glaptop2.roam.corp.google.com> In-Reply-To: <20161007163118.24582.12385.stgit@bhelgaas-glaptop2.roam.corp.google.com> References: <20161007163118.24582.12385.stgit@bhelgaas-glaptop2.roam.corp.google.com> User-Agent: StGit/0.16 MIME-Version: 1.0 X-Virus-Scanned: ClamAV using ClamSMTP 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 The struct armada8k_pcie.base pointer is always a constant offset from struct pcie_port.dbi_base. Encode that offset in the register macros so we don't need to maintain the armada8k_pcie.base pointer. No functional change intended. Signed-off-by: Bjorn Helgaas --- drivers/pci/host/pcie-armada8k.c | 23 ++++++++++------------- 1 file changed, 10 insertions(+), 13 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/pci/host/pcie-armada8k.c b/drivers/pci/host/pcie-armada8k.c index d0a3ab4..ed96857 100644 --- a/drivers/pci/host/pcie-armada8k.c +++ b/drivers/pci/host/pcie-armada8k.c @@ -29,34 +29,33 @@ #include "pcie-designware.h" struct armada8k_pcie { - void __iomem *base; struct clk *clk; struct pcie_port pp; }; #define PCIE_VENDOR_REGS_OFFSET 0x8000 -#define PCIE_GLOBAL_CONTROL_REG 0x0 +#define PCIE_GLOBAL_CONTROL_REG (PCIE_VENDOR_REGS_OFFSET + 0x0) #define PCIE_APP_LTSSM_EN BIT(2) #define PCIE_DEVICE_TYPE_SHIFT 4 #define PCIE_DEVICE_TYPE_MASK 0xF #define PCIE_DEVICE_TYPE_RC 0x4 /* Root complex */ -#define PCIE_GLOBAL_STATUS_REG 0x8 +#define PCIE_GLOBAL_STATUS_REG (PCIE_VENDOR_REGS_OFFSET + 0x8) #define PCIE_GLB_STS_RDLH_LINK_UP BIT(1) #define PCIE_GLB_STS_PHY_LINK_UP BIT(9) -#define PCIE_GLOBAL_INT_CAUSE1_REG 0x1C -#define PCIE_GLOBAL_INT_MASK1_REG 0x20 +#define PCIE_GLOBAL_INT_CAUSE1_REG (PCIE_VENDOR_REGS_OFFSET + 0x1C) +#define PCIE_GLOBAL_INT_MASK1_REG (PCIE_VENDOR_REGS_OFFSET + 0x20) #define PCIE_INT_A_ASSERT_MASK BIT(9) #define PCIE_INT_B_ASSERT_MASK BIT(10) #define PCIE_INT_C_ASSERT_MASK BIT(11) #define PCIE_INT_D_ASSERT_MASK BIT(12) -#define PCIE_ARCACHE_TRC_REG 0x50 -#define PCIE_AWCACHE_TRC_REG 0x54 -#define PCIE_ARUSER_REG 0x5C -#define PCIE_AWUSER_REG 0x60 +#define PCIE_ARCACHE_TRC_REG (PCIE_VENDOR_REGS_OFFSET + 0x50) +#define PCIE_AWCACHE_TRC_REG (PCIE_VENDOR_REGS_OFFSET + 0x54) +#define PCIE_ARUSER_REG (PCIE_VENDOR_REGS_OFFSET + 0x5C) +#define PCIE_AWUSER_REG (PCIE_VENDOR_REGS_OFFSET + 0x60) /* * AR/AW Cache defauls: Normal memory, Write-Back, Read / Write * allocate @@ -72,12 +71,12 @@ struct armada8k_pcie { static u32 armada8k_readl(struct armada8k_pcie *armada8k, u32 offset) { - return readl(armada8k->base + offset); + return readl(armada8k->pp.dbi_base + offset); } static void armada8k_writel(struct armada8k_pcie *armada8k, u32 offset, u32 val) { - writel(val, armada8k->base + offset); + writel(val, armada8k->pp.dbi_base + offset); } static int armada8k_pcie_link_up(struct pcie_port *pp) @@ -235,8 +234,6 @@ static int armada8k_pcie_probe(struct platform_device *pdev) goto fail; } - armada8k->base = pp->dbi_base + PCIE_VENDOR_REGS_OFFSET; - ret = armada8k_add_pcie_port(pp, pdev); if (ret) goto fail;