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=-15.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=unavailable 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 57B35C433DB for ; Wed, 20 Jan 2021 22:29:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 193BC2220B for ; Wed, 20 Jan 2021 22:29:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726309AbhATWYH (ORCPT ); Wed, 20 Jan 2021 17:24:07 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:46921 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731344AbhATVwE (ORCPT ); Wed, 20 Jan 2021 16:52:04 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1611179409; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dwWb/jzvcF0HeOiU902re41Et7/qhlMHI34fzUY/I1I=; b=Brg3nKvJjCzp9VKIsxNJ6JMirvDCvHayOqJa6sEkKBbH13Ijy8e994svvQneQOVRdrjrHd 5BPjgX+BUxNNnjvYlQatFKQP6JiEhvwrKyQSPn2230f5vDZPSlxYKBtQyIUYK+4sB4GHWd UWBLkRXqeTNyEgTsgSbzPmR5ajCm8mU= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-486-DW4KbaaFP52ECPAscXvJHw-1; Wed, 20 Jan 2021 16:50:06 -0500 X-MC-Unique: DW4KbaaFP52ECPAscXvJHw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1F18051BE; Wed, 20 Jan 2021 21:50:04 +0000 (UTC) Received: from x1.localdomain (ovpn-114-1.ams2.redhat.com [10.36.114.1]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6C9C6627DD; Wed, 20 Jan 2021 21:50:01 +0000 (UTC) From: Hans de Goede To: Lee Jones , Cezary Rojewski , Pierre-Louis Bossart , Liam Girdwood , Jie Yang , Mark Brown Cc: Hans de Goede , patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, Andy Shevchenko , Charles Keepax , alsa-devel@alsa-project.org Subject: [PATCH v4 1/5] mfd: arizona: Add MODULE_SOFTDEP("pre: arizona_ldo1") Date: Wed, 20 Jan 2021 22:49:53 +0100 Message-Id: <20210120214957.140232-2-hdegoede@redhat.com> In-Reply-To: <20210120214957.140232-1-hdegoede@redhat.com> References: <20210120214957.140232-1-hdegoede@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The (shared) probing code of the arizona-i2c and arizona-spi modules takes the following steps during init: 1. Call mfd_add_devices() for a set of early child-devices, this includes the arizona_ldo1 device which provides one of the core-regulators. 2. Bulk enable the core-regulators. 3. Read the device id. 4. Call mfd_add_devices() for the other child-devices. This sequence depends on 1. leading to not only the child-device being created, but also the driver for the child-device binding to it and registering its regulator. This requires the arizona_ldo1 driver to be loaded before the shared probing code runs. Add a softdep for this to both modules to ensure that this requirement is met. Note this mirrors the existing MODULE_SOFTDEP("pre: wm8994_regulator") in the wm8994 code, which has a similar init sequence. Reviewed-by: Andy Shevchenko Acked-by: Charles Keepax Signed-off-by: Hans de Goede --- drivers/mfd/arizona-i2c.c | 1 + drivers/mfd/arizona-spi.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/mfd/arizona-i2c.c b/drivers/mfd/arizona-i2c.c index 4b58e3ad6eb6..2a4a3a164d0a 100644 --- a/drivers/mfd/arizona-i2c.c +++ b/drivers/mfd/arizona-i2c.c @@ -115,6 +115,7 @@ static struct i2c_driver arizona_i2c_driver = { module_i2c_driver(arizona_i2c_driver); +MODULE_SOFTDEP("pre: arizona_ldo1"); MODULE_DESCRIPTION("Arizona I2C bus interface"); MODULE_AUTHOR("Mark Brown "); MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c index 2633e147b76c..704f214d2614 100644 --- a/drivers/mfd/arizona-spi.c +++ b/drivers/mfd/arizona-spi.c @@ -110,6 +110,7 @@ static struct spi_driver arizona_spi_driver = { module_spi_driver(arizona_spi_driver); +MODULE_SOFTDEP("pre: arizona_ldo1"); MODULE_DESCRIPTION("Arizona SPI bus interface"); MODULE_AUTHOR("Mark Brown "); MODULE_LICENSE("GPL"); -- 2.28.0