From patchwork Mon Oct 17 16:13:45 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: 9379827 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 76A516086B for ; Mon, 17 Oct 2016 16:14:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 68A5828D53 for ; Mon, 17 Oct 2016 16:14:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5C9B828FFC; Mon, 17 Oct 2016 16:14:34 +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 40A7828D53 for ; Mon, 17 Oct 2016 16:14:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935651AbcJQQOK (ORCPT ); Mon, 17 Oct 2016 12:14:10 -0400 Received: from ec2-52-27-115-49.us-west-2.compute.amazonaws.com ([52.27.115.49]:36272 "EHLO s-opensource.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935589AbcJQQOA (ORCPT ); Mon, 17 Oct 2016 12:14:00 -0400 Received: from localhost (localhost [127.0.0.1]) by s-opensource.com (Postfix) with ESMTP id ABCCEA0DFA; Mon, 17 Oct 2016 16:14:06 +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 sbMwIIUo12PM; Mon, 17 Oct 2016 16:14:06 +0000 (UTC) Received: from minerva.sisa.samsung.com (unknown [181.121.136.80]) by s-opensource.com (Postfix) with ESMTPSA id DF9B6A0E77; Mon, 17 Oct 2016 16:14:03 +0000 (UTC) From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: Javier Martinez Canillas , Ludovic Desroches , linux-mmc@vger.kernel.org, Adrian Hunter , Ulf Hansson Subject: [PATCH 2/2] mmc: sdhci-of-at91: Fix module autoload Date: Mon, 17 Oct 2016 13:13:45 -0300 Message-Id: <1476720825-30442-2-git-send-email-javier@osg.samsung.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1476720825-30442-1-git-send-email-javier@osg.samsung.com> References: <1476720825-30442-1-git-send-email-javier@osg.samsung.com> Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@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/mmc/host/sdhci-of-at91.ko | grep alias $ After this patch: $ modinfo drivers/mmc/host/sdhci-of-at91.ko | grep alias alias: of:N*T*Catmel,sama5d2-sdhciC* alias: of:N*T*Catmel,sama5d2-sdhci Signed-off-by: Javier Martinez Canillas Acked-by: Ludovic Desroches Acked-by: Adrian Hunter --- drivers/mmc/host/sdhci-of-at91.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c index a9b7fc06c434..2f9ad213377a 100644 --- a/drivers/mmc/host/sdhci-of-at91.c +++ b/drivers/mmc/host/sdhci-of-at91.c @@ -100,6 +100,7 @@ static const struct of_device_id sdhci_at91_dt_match[] = { { .compatible = "atmel,sama5d2-sdhci", .data = &soc_data_sama5d2 }, {} }; +MODULE_DEVICE_TABLE(of, sdhci_at91_dt_match); #ifdef CONFIG_PM static int sdhci_at91_runtime_suspend(struct device *dev)