From patchwork Fri Dec 14 16:33:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinan Kaya X-Patchwork-Id: 10731407 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EE62D6C5 for ; Fri, 14 Dec 2018 16:33:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 72B9F2D064 for ; Fri, 14 Dec 2018 16:33:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 661D72D76D; Fri, 14 Dec 2018 16:33:23 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,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 116212D064 for ; Fri, 14 Dec 2018 16:33:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729672AbeLNQdW (ORCPT ); Fri, 14 Dec 2018 11:33:22 -0500 Received: from mail.kernel.org ([198.145.29.99]:52570 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729619AbeLNQdW (ORCPT ); Fri, 14 Dec 2018 11:33:22 -0500 Received: from sinanubuntu1604.mkjiurmyylmellclgttazegk5f.bx.internal.cloudapp.net (unknown [23.96.30.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 38ADE2070B; Fri, 14 Dec 2018 16:33:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544805202; bh=p9qvVHV9nKGHqNLq+91oTrAC9ljetBkDKMlNDrEsRaE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L21JEqC+IMz3A18ouQqhIfY4mJNBO1nDlAZPV8wcFKrOB6W9XNdNcaUYz1yGd36bt A+B3DG/n8wZxXb1pXalT5V/oQipfHbbuL+sDLni4UwIoZKBBA7NSHzsoxKvW4hb4pf NNIWvyQpYoJCTdrK8J1T1HY3OSb0z6VV66vhczpw= From: Sinan Kaya To: linux-acpi@vger.kernel.org Cc: Sinan Kaya , "Rafael J. Wysocki" , Len Brown , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v9 1/6] ACPI: Allow CONFIG_PCI to be unset for reboot Date: Fri, 14 Dec 2018 16:33:14 +0000 Message-Id: <20181214163319.27479-2-okaya@kernel.org> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20181214163319.27479-1-okaya@kernel.org> References: <20181214163319.27479-1-okaya@kernel.org> MIME-Version: 1.0 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Make PCI reboot conditional on PCI support being present on the kernel configuration. Signed-off-by: Sinan Kaya --- drivers/acpi/reboot.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/acpi/reboot.c b/drivers/acpi/reboot.c index 6fa9c2a4cfe9..d75e637ee36a 100644 --- a/drivers/acpi/reboot.c +++ b/drivers/acpi/reboot.c @@ -7,8 +7,6 @@ void acpi_reboot(void) { struct acpi_generic_address *rr; - struct pci_bus *bus0; - unsigned int devfn; u8 reset_value; if (acpi_disabled) @@ -33,6 +31,11 @@ void acpi_reboot(void) * on a device on bus 0. */ switch (rr->space_id) { case ACPI_ADR_SPACE_PCI_CONFIG: + { +#ifdef CONFIG_PCI + unsigned int devfn; + struct pci_bus *bus0; + /* The reset register can only live on bus 0. */ bus0 = pci_find_bus(0, 0); if (!bus0) @@ -44,8 +47,9 @@ void acpi_reboot(void) /* Write the value that resets us. */ pci_bus_write_config_byte(bus0, devfn, (rr->address & 0xffff), reset_value); +#endif break; - + } case ACPI_ADR_SPACE_SYSTEM_MEMORY: case ACPI_ADR_SPACE_SYSTEM_IO: printk(KERN_DEBUG "ACPI MEMORY or I/O RESET_REG.\n");