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=DATE_IN_FUTURE_06_12, 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 BD0A8C67875 for ; Mon, 21 Jan 2019 11:02:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 953F62085A for ; Mon, 21 Jan 2019 11:02:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727814AbfAULCM (ORCPT ); Mon, 21 Jan 2019 06:02:12 -0500 Received: from out1.zte.com.cn ([202.103.147.172]:41568 "EHLO mxct.zte.com.cn" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727658AbfAULCL (ORCPT ); Mon, 21 Jan 2019 06:02:11 -0500 Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id DBFB5A68483F38294280; Mon, 21 Jan 2019 19:02:08 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id x0LB1vrO011585; Mon, 21 Jan 2019 19:01:57 +0800 (GMT-8) (envelope-from peng.hao2@zte.com.cn) Received: from localhost.localdomain.localdomain ([10.74.120.59]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2019012119020475-23367767 ; Mon, 21 Jan 2019 19:02:04 +0800 From: Peng Hao To: gregkh@linuxfoundation.org, arnd@arndb.de, andy.shevchenko@gmail.com Cc: linux-kernel@vger.kernel.org, Peng Hao Subject: [PATCH 5/6] misc/pvpanic: add pvpanic mmio driver Date: Tue, 22 Jan 2019 03:25:10 +0800 Message-Id: <1548098711-52497-5-git-send-email-peng.hao2@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1548098711-52497-1-git-send-email-peng.hao2@zte.com.cn> References: <1548098711-52497-1-git-send-email-peng.hao2@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2019-01-21 19:02:04, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2019-01-21 19:01:57, Serialize complete at 2019-01-21 19:01:57 X-MAIL: mse01.zte.com.cn x0LB1vrO011585 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add pvpanic mmio driver to pvpanic driver framework. Signed-off-by: Peng Hao --- drivers/misc/pvpanic/Kconfig | 4 +++ drivers/misc/pvpanic/Makefile | 1 + drivers/misc/pvpanic/pvpanic-of.c | 53 +++++++++++++++++++++++++++++++++++++++ 3 files changed, 58 insertions(+) create mode 100644 drivers/misc/pvpanic/pvpanic-of.c diff --git a/drivers/misc/pvpanic/Kconfig b/drivers/misc/pvpanic/Kconfig index d274130..47f8709 100644 --- a/drivers/misc/pvpanic/Kconfig +++ b/drivers/misc/pvpanic/Kconfig @@ -13,4 +13,8 @@ config PVPANIC_ACPI depends on ACPI default PVPANIC +config PVPANIC_OF + tristate "pvpanic mmio driver" + depends on OF + endif diff --git a/drivers/misc/pvpanic/Makefile b/drivers/misc/pvpanic/Makefile index c5b73ca..63ef0db 100644 --- a/drivers/misc/pvpanic/Makefile +++ b/drivers/misc/pvpanic/Makefile @@ -4,3 +4,4 @@ obj-$(CONFIG_PVPANIC) += pvpanic.o obj-$(CONFIG_PVPANIC_ACPI) += pvpanic-acpi.o +obj-$(CONFIG_PVPANIC_OF) += pvpanic-of.o diff --git a/drivers/misc/pvpanic/pvpanic-of.c b/drivers/misc/pvpanic/pvpanic-of.c new file mode 100644 index 0000000..73ca5f3 --- /dev/null +++ b/drivers/misc/pvpanic/pvpanic-of.c @@ -0,0 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * pvpanic of driver. + * + * Copyright (C) 2019 ZTE Ltd. + * Author: Peng Hao + */ + +#include +#include +#include +#include +#include +#include +#include "pvpanic.h" + +static int pvpanic_mmio_probe(struct platform_device *pdev) +{ + struct resource *res; + int ret; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL; + + ret = pvpanic_add_device(&pdev->dev, res); + if (ret) + return -ENODEV; + + return 0; +} + +static int pvpanic_mmio_remove(struct platform_device *pdev) +{ + pvpanic_remove_device(); + return 0; +} + +static const struct of_device_id pvpanic_mmio_match[] = { + { .compatible = "qemu,pvpanic-mmio", }, + {} +}; + +static struct platform_driver pvpanic_mmio_driver = { + .driver = { + .name = "pvpanic-mmio", + .of_match_table = pvpanic_mmio_match, + }, + .probe = pvpanic_mmio_probe, + .remove = pvpanic_mmio_remove, +}; + +module_platform_driver(pvpanic_mmio_driver); -- 1.8.3.1