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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,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 505F4C43603 for ; Tue, 10 Dec 2019 15:37:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 247842077B for ; Tue, 10 Dec 2019 15:37:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="lj6AdmHY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727702AbfLJPh4 (ORCPT ); Tue, 10 Dec 2019 10:37:56 -0500 Received: from smtprelay-out1.synopsys.com ([149.117.87.133]:45234 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727320AbfLJPhk (ORCPT ); Tue, 10 Dec 2019 10:37:40 -0500 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id B42EEC00A2; Tue, 10 Dec 2019 15:37:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1575992259; bh=69j7jHbx5yJ5MhVkwHC0PThYgKjCClJKrN77KC+ilaQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=lj6AdmHY5d6/zKnLaJDfKGQkeuwYZ8dPP0k+lRnshmtc+9iZds0nmrUjvP0AK+jWU +5zGv7senN67OngiOPgLBWIAWUX4nQ7xmvb6gtaZT3uJqXqQv6XRRbzYaWNBXNlLV8 QpcGGdQBlB3QrDxQu43UJpve+oME81fEwYEWBKbnQSNKpgqnJy4/pHrywG7Y8fM79X IFfxGWBTpxBc3Own+RjQ4DXKmJTOe/cQEqN/dCESfAm0XVDkNo9Vt6jLo2a1w04rPa RZAvqeW0JFsQGJURhMYwkLVahtlh3tpT4ulPkPmLF4zt4Tp2MN3bx8nW3S/3xSBrOU h4AyhzEDoXkMA== Received: from de02.synopsys.com (de02.internal.synopsys.com [10.225.17.21]) by mailhost.synopsys.com (Postfix) with ESMTP id B48B9A005E; Tue, 10 Dec 2019 15:37:36 +0000 (UTC) Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by de02.synopsys.com (Postfix) with ESMTP id A0FB73E2D9; Tue, 10 Dec 2019 16:37:36 +0100 (CET) From: Vitor Soares To: linux-kernel@vger.kernel.org, linux-i3c@lists.infradead.org Cc: Joao.Pinto@synopsys.com, bbrezillon@kernel.org, gregkh@linuxfoundation.org, wsa@the-dreams.de, arnd@arndb.de, broonie@kernel.org, Vitor Soares Subject: [RFC 4/5] i3c: master: add i3c_for_each_dev helper Date: Tue, 10 Dec 2019 16:37:32 +0100 Message-Id: <5aa3bd64a6082ded430ce27f5ea3f6956d1436ac.1575977795.git.vitor.soares@synopsys.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Introduce i3c_for_each_dev(), an i3c device iterator for use by i3cdev. Signed-off-by: Vitor Soares --- drivers/i3c/internals.h | 1 + drivers/i3c/master.c | 12 ++++++++++++ 2 files changed, 13 insertions(+) diff --git a/drivers/i3c/internals.h b/drivers/i3c/internals.h index bc062e8..a6deedf 100644 --- a/drivers/i3c/internals.h +++ b/drivers/i3c/internals.h @@ -24,4 +24,5 @@ int i3c_dev_enable_ibi_locked(struct i3c_dev_desc *dev); int i3c_dev_request_ibi_locked(struct i3c_dev_desc *dev, const struct i3c_ibi_setup *req); void i3c_dev_free_ibi_locked(struct i3c_dev_desc *dev); +int i3c_for_each_dev(void *data, int (*fn)(struct device *, void *)); #endif /* I3C_INTERNAL_H */ diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index a9df276..cc41efe 100644 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -2640,6 +2640,18 @@ void i3c_dev_free_ibi_locked(struct i3c_dev_desc *dev) dev->ibi = NULL; } +int i3c_for_each_dev(void *data, int (*fn)(struct device *, void *)) +{ + int res; + + mutex_lock(&i3c_core_lock); + res = bus_for_each_dev(&i3c_bus_type, NULL, data, fn); + mutex_unlock(&i3c_core_lock); + + return res; +} +EXPORT_SYMBOL_GPL(i3c_for_each_dev); + static int __init i3c_init(void) { return bus_register(&i3c_bus_type); -- 2.7.4