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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 A46B7C43387 for ; Fri, 11 Jan 2019 13:59:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 754B620872 for ; Fri, 11 Jan 2019 13:59:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732941AbfAKN7Y (ORCPT ); Fri, 11 Jan 2019 08:59:24 -0500 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:13019 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728616AbfAKN7Y (ORCPT ); Fri, 11 Jan 2019 08:59:24 -0500 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx08-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x0BDuFAU028516; Fri, 11 Jan 2019 14:59:08 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2pxpw9hqjh-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 11 Jan 2019 14:59:08 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 092F73A; Fri, 11 Jan 2019 13:59:06 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas24.st.com [10.75.90.94]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id D525F4E99; Fri, 11 Jan 2019 13:59:06 +0000 (GMT) Received: from SAFEX1HUBCAS21.st.com (10.75.90.45) by Safex1hubcas24.st.com (10.75.90.94) with Microsoft SMTP Server (TLS) id 14.3.361.1; Fri, 11 Jan 2019 14:59:06 +0100 Received: from localhost (10.201.20.178) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Fri, 11 Jan 2019 14:59:05 +0100 From: Loic Pallardy To: , , , , CC: , , , Loic Pallardy Subject: [PATCH 1/1] irqchip: stm32-exti: add domain translate function Date: Fri, 11 Jan 2019 14:58:52 +0100 Message-ID: <1547215132-85612-1-git-send-email-loic.pallardy@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.201.20.178] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-01-11_08:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Domain translate function is needed to recover irq configuration parameters from DT node Signed-off-by: Loic Pallardy --- drivers/irqchip/irq-stm32-exti.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index 6edfd4bfa169..717879028cc4 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -819,9 +819,27 @@ static int __init stm32_exti_init(const struct stm32_exti_drv_data *drv_data, return ret; } +static int stm32_exti_h_translate(struct irq_domain *d, + struct irq_fwspec *fwspec, + unsigned long *out_hwirq, + unsigned int *out_type) +{ + if (is_of_node(fwspec->fwnode)) { + if (fwspec->param_count != 2) + return -EINVAL; + + *out_hwirq = fwspec->param[0]; + *out_type = fwspec->param[1] & IRQ_TYPE_SENSE_MASK; + return 0; + } + + return -EINVAL; +} + static const struct irq_domain_ops stm32_exti_h_domain_ops = { .alloc = stm32_exti_h_domain_alloc, .free = irq_domain_free_irqs_common, + .translate = stm32_exti_h_translate, }; static int -- 2.7.4