From patchwork Tue May 15 09:07:00 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kiszka X-Patchwork-Id: 10400515 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 B636C600F4 for ; Tue, 15 May 2018 09:11:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9870C286FC for ; Tue, 15 May 2018 09:11:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9732C2871D; Tue, 15 May 2018 09:11:50 +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=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E48C428737 for ; Tue, 15 May 2018 09:11:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=p30srDno0Ttvljzo2Z23Fh3PHPuDWG9/t5WcpQU+vtc=; b=tiS3jM3XhVsGPGryqpiVMWsvb4 q54xTne3swXj+6bBiFMssfjsDZdOMqn0OIhSVe76ejfMSYOotezMX7DszGz0V35RaODZC6IZ2psGm +4T/ypNVl7BVUVChQIzkXIYEaOMgdMU6mk6Wp9k6opTIFkaihb9Hm385/oN7btewuit6we8wnX2pj /jHr7MUGq3xfXbgW1G9tFWv1X0Y//UOGDFwwSKXS6DFnkyYvunpX4DH21pz24r5OIWL1+aYmmtqYF 65/v06c2djUL75s1dLntAtMahF4sYH5w12LWlAqzG9YaPDBsbt4kED+NkaBon9sNI0c3pEPClJH// dH4lXuOw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fIVzj-0007qA-94; Tue, 15 May 2018 09:11:43 +0000 Received: from goliath.siemens.de ([192.35.17.28]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fIVwJ-0004LS-Jn for linux-arm-kernel@lists.infradead.org; Tue, 15 May 2018 09:08:17 +0000 Received: from mail1.siemens.de (mail1.siemens.de [139.23.33.14]) by goliath.siemens.de (8.15.2/8.15.2) with ESMTPS id w4F97twR020155 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 15 May 2018 11:07:56 +0200 Received: from md1f2u6c.ww002.siemens.net ([167.87.129.255]) by mail1.siemens.de (8.15.2/8.15.2) with ESMTP id w4F97lZL011567; Tue, 15 May 2018 11:07:53 +0200 From: Jan Kiszka To: Bjorn Helgaas , Linux Kernel Mailing List , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 1/8] PCI: Make pci_get_new_domain_nr() static Date: Tue, 15 May 2018 11:07:00 +0200 Message-Id: <80a86454baa7a240c859d6623a6e498d4003e417.1526375226.git.jan.kiszka@siemens.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180515_020811_986454_EA97B0FD X-CRM114-Status: GOOD ( 11.92 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vladimir Zapolskiy MIME-Version: 1.0 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 From: Jan Kiszka The only user of pci_get_new_domain_nr() is of_pci_bus_find_domain_nr(). Since they are defined in the same compilation unit, pci_get_new_domain_nr() can be made static, which also simplifies preprocessor conditionals. No functional change intended. Signed-off-by: Jan Kiszka Acked-by: Lorenzo Pieralisi --- drivers/pci/pci.c | 6 ++---- include/linux/pci.h | 3 --- 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index dbfe7c4f3776..fe28cd76eacd 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -5719,15 +5719,14 @@ static void pci_no_domains(void) #endif } -#ifdef CONFIG_PCI_DOMAINS +#ifdef CONFIG_PCI_DOMAINS_GENERIC static atomic_t __domain_nr = ATOMIC_INIT(-1); -int pci_get_new_domain_nr(void) +static int pci_get_new_domain_nr(void) { return atomic_inc_return(&__domain_nr); } -#ifdef CONFIG_PCI_DOMAINS_GENERIC static int of_pci_bus_find_domain_nr(struct device *parent) { static int use_dt_domains = -1; @@ -5782,7 +5781,6 @@ int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent) acpi_pci_bus_find_domain_nr(bus); } #endif -#endif /** * pci_ext_cfg_avail - can we access extended PCI config space? diff --git a/include/linux/pci.h b/include/linux/pci.h index 73178a2fcee0..963232a6cd2e 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1510,12 +1510,10 @@ void pci_cfg_access_unlock(struct pci_dev *dev); */ #ifdef CONFIG_PCI_DOMAINS extern int pci_domains_supported; -int pci_get_new_domain_nr(void); #else enum { pci_domains_supported = 0 }; static inline int pci_domain_nr(struct pci_bus *bus) { return 0; } static inline int pci_proc_domain(struct pci_bus *bus) { return 0; } -static inline int pci_get_new_domain_nr(void) { return -ENOSYS; } #endif /* CONFIG_PCI_DOMAINS */ /* @@ -1670,7 +1668,6 @@ static inline struct pci_dev *pci_get_domain_bus_and_slot(int domain, static inline int pci_domain_nr(struct pci_bus *bus) { return 0; } static inline struct pci_dev *pci_dev_get(struct pci_dev *dev) { return NULL; } -static inline int pci_get_new_domain_nr(void) { return -ENOSYS; } #define dev_is_pci(d) (false) #define dev_is_pf(d) (false)