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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 D7422C43381 for ; Sun, 31 Mar 2019 12:36:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9CEB320882 for ; Sun, 31 Mar 2019 12:36:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b="B96YOzA5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731260AbfCaMf7 (ORCPT ); Sun, 31 Mar 2019 08:35:59 -0400 Received: from smtp-fw-9102.amazon.com ([207.171.184.29]:41078 "EHLO smtp-fw-9102.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726975AbfCaMf6 (ORCPT ); Sun, 31 Mar 2019 08:35:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1554035758; x=1585571758; h=from:to:cc:subject:date:message-id:mime-version; bh=q0g7/L6Mk+kz0ZZ51WeqH5kQRFucRKUZKixxtnoztbA=; b=B96YOzA5HSZiiWs+1u2Ss4i3/FSPL5YdGJdTTVq/edfdOLaoceRSaXw6 sm+dyEPr1MLsn/t7Ou0iDqDN5ZxFchZTflLLnN38ZJR0abfQKM5H4Tu6C //LCot3Vig+O79vSiPKQP9Q+3DXN9NgWBzekgFjoxM0Cp0HJfATfM6qnv E=; X-IronPort-AV: E=Sophos;i="5.60,292,1549929600"; d="scan'208";a="668330398" Received: from sea3-co-svc-lb6-vlan3.sea.amazon.com (HELO email-inbound-relay-2a-e7be2041.us-west-2.amazon.com) ([10.47.22.38]) by smtp-border-fw-out-9102.sea19.amazon.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 31 Mar 2019 12:35:57 +0000 Received: from EX13MTAUEA001.ant.amazon.com (pdx1-ws-svc-p6-lb9-vlan3.pdx.amazon.com [10.236.137.198]) by email-inbound-relay-2a-e7be2041.us-west-2.amazon.com (8.14.7/8.14.7) with ESMTP id x2VCZrFu111365 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=FAIL); Sun, 31 Mar 2019 12:35:56 GMT Received: from EX13D19EUB003.ant.amazon.com (10.43.166.69) by EX13MTAUEA001.ant.amazon.com (10.43.61.243) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Sun, 31 Mar 2019 12:35:55 +0000 Received: from ub6d44c9ce3e25c.ant.amazon.com (10.43.161.164) by EX13D19EUB003.ant.amazon.com (10.43.166.69) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Sun, 31 Mar 2019 12:35:46 +0000 From: Hanna Hawa To: , , , , , , , , , CC: , , , , , , , , , , , , Subject: [PATCH 5/7] ACPI / irq: Add GSI IRQ domain getter function Date: Sun, 31 Mar 2019 15:35:31 +0300 Message-ID: <1554035733-11827-1-git-send-email-hhhawa@amazon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.43.161.164] X-ClientProxiedBy: EX13D20UWC002.ant.amazon.com (10.43.162.163) To EX13D19EUB003.ant.amazon.com (10.43.166.69) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add GSI IRQ domain getter function (acpi_get_gsi_domain_id), for IRQ drivers that use ACPI and need the IRQ parent domain to register their irq-chip device. Signed-off-by: Hanna Hawa Co-developed-by: Vladimir Aerov Signed-off-by: Vladimir Aerov --- drivers/acpi/irq.c | 13 +++++++++++++ include/linux/acpi.h | 1 + 2 files changed, 14 insertions(+) diff --git a/drivers/acpi/irq.c b/drivers/acpi/irq.c index 7c352cb..efc57b1 100644 --- a/drivers/acpi/irq.c +++ b/drivers/acpi/irq.c @@ -295,3 +295,16 @@ void __init acpi_set_irq_model(enum acpi_irq_model_id model, acpi_irq_model = model; acpi_gsi_domain_id = fwnode; } + +/** + * acpi_get_gsi_domain_id - getter for the GSI irqdomain information + * + * return: + * @fwnode: return the irq_domain identifier for mapping and looking up + * GSI interrupts + */ +struct fwnode_handle *acpi_get_gsi_domain_id(void) +{ + return acpi_gsi_domain_id; +} +EXPORT_SYMBOL_GPL(acpi_get_gsi_domain_id); diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 87715f2..642c2e2 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -322,6 +322,7 @@ int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); void acpi_set_irq_model(enum acpi_irq_model_id model, struct fwnode_handle *fwnode); +struct fwnode_handle *acpi_get_gsi_domain_id(void); #ifdef CONFIG_X86_IO_APIC extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); -- 2.7.4