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_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 1DD69C04AB5 for ; Mon, 3 Jun 2019 15:52:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 00285239D7 for ; Mon, 3 Jun 2019 15:52:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729617AbfFCPwo (ORCPT ); Mon, 3 Jun 2019 11:52:44 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:54092 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729585AbfFCPwU (ORCPT ); Mon, 3 Jun 2019 11:52:20 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 257EC1A25; Mon, 3 Jun 2019 08:52:20 -0700 (PDT) Received: from en101.cambridge.arm.com (en101.cambridge.arm.com [10.1.196.93]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 0C5B13F246; Mon, 3 Jun 2019 08:52:18 -0700 (PDT) From: Suzuki K Poulose To: linux-kernel@vger.kernel.org Cc: gregkh@linuxfoundation.org, rafael@kernel.org, suzuki.poulose@arm.com, "Rafael J. Wysocki" Subject: [RFC PATCH 53/57] drivers: Introduce bus_find_next_device() helper Date: Mon, 3 Jun 2019 16:50:19 +0100 Message-Id: <1559577023-558-54-git-send-email-suzuki.poulose@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1559577023-558-1-git-send-email-suzuki.poulose@arm.com> References: <1559577023-558-1-git-send-email-suzuki.poulose@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a helper to find the next device on the given bus from a given device iterator position. Cc: Greg Kroah-Hartman Cc: "Rafael J. Wysocki" Signed-off-by: Suzuki K Poulose --- include/linux/device.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/device.h b/include/linux/device.h index 7ea15e6..528efc0 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -234,6 +234,16 @@ static inline struct device *bus_find_device_by_devt(struct bus_type *bus, return bus_find_device(bus, start, &devt, device_match_devt); } +/** + * bus_find_next_device - Find the next device after a given device in a + * given bus. + */ +static inline struct device *bus_find_next_device(struct bus_type *bus, + struct device *start) +{ + return bus_find_device(bus, start, NULL, device_match_any); +} + struct device *subsys_find_device_by_id(struct bus_type *bus, unsigned int id, struct device *hint); int bus_for_each_drv(struct bus_type *bus, struct device_driver *start, -- 2.7.4