From patchwork Mon Jan 6 06:18:16 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiang Liu X-Patchwork-Id: 3435931 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 80ABC9F163 for ; Mon, 6 Jan 2014 06:22:06 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A2BE12016A for ; Mon, 6 Jan 2014 06:22:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C586E20165 for ; Mon, 6 Jan 2014 06:22:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752843AbaAFGSZ (ORCPT ); Mon, 6 Jan 2014 01:18:25 -0500 Received: from mga14.intel.com ([143.182.124.37]:13062 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752786AbaAFGSX (ORCPT ); Mon, 6 Jan 2014 01:18:23 -0500 Received: from azsmga001.ch.intel.com ([10.2.17.19]) by azsmga102.ch.intel.com with ESMTP; 05 Jan 2014 22:18:19 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,611,1384329600"; d="scan'208";a="401364862" Received: from gerry-dev.bj.intel.com ([10.238.158.74]) by azsmga001.ch.intel.com with ESMTP; 05 Jan 2014 22:18:16 -0800 From: Jiang Liu To: Joerg Roedel , David Woodhouse , Yinghai Lu , Dan Williams , Vinod Koul Cc: Jiang Liu , Ashok Raj , Yijing Wang , Tony Luck , iommu@lists.linux-foundation.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org Subject: [Patch Part1 V3 09/20] iommu/vt-d: mark internal functions as static Date: Mon, 6 Jan 2014 14:18:16 +0800 Message-Id: <1388989107-4795-10-git-send-email-jiang.liu@linux.intel.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1388989107-4795-1-git-send-email-jiang.liu@linux.intel.com> References: <1388989107-4795-1-git-send-email-jiang.liu@linux.intel.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-7.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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 Function detect_intel_iommu()/alloc_iommu()/parse_ioapics_under_ir() are only used internally, so mark them as static. Signed-off-by: Jiang Liu --- drivers/iommu/dmar.c | 9 ++++++--- drivers/iommu/intel_irq_remapping.c | 4 +++- include/linux/dmar.h | 12 +----------- include/linux/intel-iommu.h | 1 - 4 files changed, 10 insertions(+), 16 deletions(-) diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index f5f7b7d..f02a4fd 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -52,6 +52,8 @@ LIST_HEAD(dmar_drhd_units); struct acpi_table_header * __initdata dmar_tbl; static acpi_size dmar_tbl_size; +static int alloc_iommu(struct dmar_drhd_unit *drhd); + static void __init dmar_register_drhd_unit(struct dmar_drhd_unit *drhd) { /* @@ -498,7 +500,7 @@ static void warn_invalid_dmar(u64 addr, const char *message) dmi_get_system_info(DMI_PRODUCT_VERSION)); } -int __init check_zero_address(void) +static int __init check_zero_address(void) { struct acpi_table_dmar *dmar; struct acpi_dmar_header *entry_header; @@ -548,7 +550,7 @@ failed: return 0; } -int __init detect_intel_iommu(void) +static int __init detect_intel_iommu(void) { int ret; @@ -649,7 +651,7 @@ out: return err; } -int alloc_iommu(struct dmar_drhd_unit *drhd) +static int alloc_iommu(struct dmar_drhd_unit *drhd) { struct intel_iommu *iommu; u32 ver, sts; @@ -1366,4 +1368,5 @@ int __init dmar_ir_support(void) return 0; return dmar->flags & 0x1; } + IOMMU_INIT_POST(detect_intel_iommu); diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c index 2616e8a..6712f1e 100644 --- a/drivers/iommu/intel_irq_remapping.c +++ b/drivers/iommu/intel_irq_remapping.c @@ -40,6 +40,8 @@ static int ir_ioapic_num, ir_hpet_num; static DEFINE_RAW_SPINLOCK(irq_2_ir_lock); +static int __init parse_ioapics_under_ir(void); + static struct irq_2_iommu *irq_2_iommu(unsigned int irq) { struct irq_cfg *cfg = irq_get_chip_data(irq); @@ -773,7 +775,7 @@ static int ir_parse_ioapic_hpet_scope(struct acpi_dmar_header *header, * Finds the assocaition between IOAPIC's and its Interrupt-remapping * hardware unit. */ -int __init parse_ioapics_under_ir(void) +static int __init parse_ioapics_under_ir(void) { struct dmar_drhd_unit *drhd; int ir_supported = 0; diff --git a/include/linux/dmar.h b/include/linux/dmar.h index 8adfce0..f614357 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -33,6 +33,7 @@ struct acpi_dmar_header; #define DMAR_X2APIC_OPT_OUT 0x2 struct intel_iommu; + #ifdef CONFIG_DMAR_TABLE extern struct acpi_table_header *dmar_tbl; struct dmar_drhd_unit { @@ -62,19 +63,8 @@ extern struct list_head dmar_drhd_units; extern int dmar_table_init(void); extern int dmar_dev_scope_init(void); - -/* Intel IOMMU detection */ -extern int detect_intel_iommu(void); extern int enable_drhd_fault_handling(void); - -extern int parse_ioapics_under_ir(void); -extern int alloc_iommu(struct dmar_drhd_unit *); #else -static inline int detect_intel_iommu(void) -{ - return -ENODEV; -} - static inline int dmar_table_init(void) { return -ENODEV; diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index de1e5e9..f2c4114 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -348,7 +348,6 @@ static inline void __iommu_flush_cache( extern struct dmar_drhd_unit * dmar_find_matched_drhd_unit(struct pci_dev *dev); extern int dmar_find_matched_atsr_unit(struct pci_dev *dev); -extern int alloc_iommu(struct dmar_drhd_unit *drhd); extern void free_iommu(struct intel_iommu *iommu); extern int dmar_enable_qi(struct intel_iommu *iommu); extern void dmar_disable_qi(struct intel_iommu *iommu);