From patchwork Mon Oct 17 19:13:36 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Javier Martinez Canillas X-Patchwork-Id: 9380309 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B2B3960487 for ; Mon, 17 Oct 2016 19:13:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9534D28567 for ; Mon, 17 Oct 2016 19:13:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 89B9528FE7; Mon, 17 Oct 2016 19:13:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E84AC28567 for ; Mon, 17 Oct 2016 19:13:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965033AbcJQTNy (ORCPT ); Mon, 17 Oct 2016 15:13:54 -0400 Received: from ec2-52-27-115-49.us-west-2.compute.amazonaws.com ([52.27.115.49]:37327 "EHLO s-opensource.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965022AbcJQTNw (ORCPT ); Mon, 17 Oct 2016 15:13:52 -0400 Received: from localhost (localhost [127.0.0.1]) by s-opensource.com (Postfix) with ESMTP id AAC53A0E77; Mon, 17 Oct 2016 19:13:58 +0000 (UTC) X-Virus-Scanned: amavisd-new at osg.samsung.com Received: from s-opensource.com ([127.0.0.1]) by localhost (s-opensource.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id XEz9vKHvD506; Mon, 17 Oct 2016 19:13:58 +0000 (UTC) Received: from minerva.sisa.samsung.com (unknown [181.121.136.80]) by s-opensource.com (Postfix) with ESMTPSA id 76288A0DFA; Mon, 17 Oct 2016 19:13:56 +0000 (UTC) From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: Javier Martinez Canillas , Sebastian Reichel , Chen-Yu Tsai , linux-pm@vger.kernel.org Subject: [PATCH 2/2] power: supply: axp288_fuel_gauge: Fix module autoload Date: Mon, 17 Oct 2016 16:13:36 -0300 Message-Id: <1476731616-23995-3-git-send-email-javier@osg.samsung.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1476731616-23995-1-git-send-email-javier@osg.samsung.com> References: <1476731616-23995-1-git-send-email-javier@osg.samsung.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP If the driver is built as a module, autoload won't work because the module alias information is not filled. So user-space can't match the registered device with the corresponding module. Export the module alias information using the MODULE_DEVICE_TABLE() macro. Before this patch: $ modinfo drivers/power/supply/axp288_fuel_gauge.ko | grep alias $ After this patch: $ modinfo drivers/power/supply/axp288_fuel_gauge.ko | grep alias alias: platform:axp288_fuel_gauge Signed-off-by: Javier Martinez Canillas --- drivers/power/supply/axp288_fuel_gauge.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/power/supply/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c index 5bdde692f724..539eb41504bb 100644 --- a/drivers/power/supply/axp288_fuel_gauge.c +++ b/drivers/power/supply/axp288_fuel_gauge.c @@ -1120,6 +1120,7 @@ static const struct platform_device_id axp288_fg_id_table[] = { { .name = DEV_NAME }, {}, }; +MODULE_DEVICE_TABLE(platform, axp288_fg_id_table); static int axp288_fuel_gauge_remove(struct platform_device *pdev) {