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=-12.7 required=3.0 tests=BAYES_00, 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 C2D37C388F7 for ; Tue, 3 Nov 2020 08:16:51 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 92246206E3 for ; Tue, 3 Nov 2020 08:16:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 92246206E3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=hisilicon.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EA4F76EC01; Tue, 3 Nov 2020 08:15:03 +0000 (UTC) Received: from szxga07-in.huawei.com (szxga07-in.huawei.com [45.249.212.35]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD1FA6E82B for ; Tue, 3 Nov 2020 02:10:14 +0000 (UTC) Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4CQCsp16FYz72SN; Tue, 3 Nov 2020 10:10:06 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.487.0; Tue, 3 Nov 2020 10:10:05 +0800 From: Tian Tao To: , , , , , , Subject: [PATCH v2] drm: Add the new api to install irq Date: Tue, 3 Nov 2020 10:10:41 +0800 Message-ID: <1604369441-65254-1-git-send-email-tiantao6@hisilicon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected X-Mailman-Approved-At: Tue, 03 Nov 2020 08:14:25 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add new api devm_drm_irq_install() to register interrupts, no need to call drm_irq_uninstall() when the drm module is removed. v2: fixed the wrong parameter. Signed-off-by: Tian Tao --- drivers/gpu/drm/drm_drv.c | 23 +++++++++++++++++++++++ include/drm/drm_drv.h | 3 ++- 2 files changed, 25 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index cd162d4..0fe5243 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -39,6 +39,7 @@ #include #include #include +#include #include #include #include @@ -678,6 +679,28 @@ static int devm_drm_dev_init(struct device *parent, return ret; } +static void devm_drm_dev_irq_uninstall(void *data) +{ + drm_irq_uninstall(data); +} + +int devm_drm_irq_install(struct device *parent, + struct drm_device *dev, int irq) +{ + int ret; + + ret = drm_irq_install(dev, irq); + if (ret) + return ret; + + ret = devm_add_action(parent, devm_drm_dev_irq_uninstall, dev); + if (ret) + devm_drm_dev_irq_uninstall(dev); + + return ret; +} +EXPORT_SYMBOL(devm_drm_irq_install); + void *__devm_drm_dev_alloc(struct device *parent, struct drm_driver *driver, size_t size, size_t offset) { diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 0230762..fec1776 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -513,7 +513,8 @@ struct drm_driver { void *__devm_drm_dev_alloc(struct device *parent, struct drm_driver *driver, size_t size, size_t offset); - +int devm_drm_irq_install(struct device *parent, struct drm_device *dev, + int irq); /** * devm_drm_dev_alloc - Resource managed allocation of a &drm_device instance * @parent: Parent device object -- 2.7.4 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel