From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 526C4C3A59E for ; Fri, 16 Aug 2019 16:51:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 223F42077C for ; Fri, 16 Aug 2019 16:51:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=yadro.com header.i=@yadro.com header.b="OXUgsQyf" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727300AbfHPQvY (ORCPT ); Fri, 16 Aug 2019 12:51:24 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:51500 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727167AbfHPQvY (ORCPT ); Fri, 16 Aug 2019 12:51:24 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 45A8642EE9; Fri, 16 Aug 2019 16:51:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= content-type:content-type:content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:date:subject :subject:from:from:received:received:received; s=mta-01; t= 1565974282; x=1567788683; bh=WXYEZZ51dFCuVAiu1dWAtB6BKUNAWmj6ovU essAgMTw=; b=OXUgsQyfd0buljLpkFu4+NrsqvaR+jAvuEEHdb6bbdcpBraSSef 4aeZa9+yVThWiKlPY9rUjeqOsI71tiQm9RDGEx55xpjoU40ZD9iC/eEiJlnoC+Zp ElgLxCpKKPnqV5wZr/y8eew3Dr9xvgdRvDBEwYKC80Y9vIDS4umDtlUo= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id GEHO7hUf4dTR; Fri, 16 Aug 2019 19:51:22 +0300 (MSK) Received: from T-EXCH-02.corp.yadro.com (t-exch-02.corp.yadro.com [172.17.10.102]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id D0CC142ECD; Fri, 16 Aug 2019 19:51:13 +0300 (MSK) Received: from NB-148.yadro.com (172.17.15.60) by T-EXCH-02.corp.yadro.com (172.17.10.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Fri, 16 Aug 2019 19:51:13 +0300 From: Sergey Miroshnichenko To: , CC: Bjorn Helgaas , , Sergey Miroshnichenko Subject: [PATCH v5 22/23] PCI/portdrv: Declare support of movable BARs Date: Fri, 16 Aug 2019 19:51:00 +0300 Message-ID: <20190816165101.911-23-s.miroshnichenko@yadro.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190816165101.911-1-s.miroshnichenko@yadro.com> References: <20190816165101.911-1-s.miroshnichenko@yadro.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [172.17.15.60] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-02.corp.yadro.com (172.17.10.102) Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Switch's BARs are not used by the portdrv driver, but they are still considered as immovable until the .rescan_prepare() and .rescan_done() hooks are added. Add these hooks to increase chances to allocate new BARs. Signed-off-by: Sergey Miroshnichenko --- drivers/pci/pcie/portdrv_pci.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index 0a87091a0800..9dbddc7faaa7 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -197,6 +197,14 @@ static const struct pci_error_handlers pcie_portdrv_err_handler = { .resume = pcie_portdrv_err_resume, }; +static void pcie_portdrv_rescan_prepare(struct pci_dev *pdev) +{ +} + +static void pcie_portdrv_rescan_done(struct pci_dev *pdev) +{ +} + static struct pci_driver pcie_portdriver = { .name = "pcieport", .id_table = &port_pci_ids[0], @@ -207,6 +215,9 @@ static struct pci_driver pcie_portdriver = { .err_handler = &pcie_portdrv_err_handler, + .rescan_prepare = pcie_portdrv_rescan_prepare, + .rescan_done = pcie_portdrv_rescan_done, + .driver.pm = PCIE_PORTDRV_PM_OPS, }; -- 2.21.0