Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935688AbcJQQOF (ORCPT ); Mon, 17 Oct 2016 12:14:05 -0400 Received: from ec2-52-27-115-49.us-west-2.compute.amazonaws.com ([52.27.115.49]:36263 "EHLO s-opensource.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934088AbcJQQN6 (ORCPT ); Mon, 17 Oct 2016 12:13:58 -0400 From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: Javier Martinez Canillas , linux-mmc@vger.kernel.org, Geert Uytterhoeven , Douglas Anderson , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Chaotian Jing , Nicolas Boichat , Matthias Brugger , Ulf Hansson Subject: [PATCH 1/2] mmc: mediatek: Fix module autoload Date: Mon, 17 Oct 2016 13:13:44 -0300 Message-Id: <1476720825-30442-1-git-send-email-javier@osg.samsung.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1060 Lines: 37 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/mtk-sd.ko | grep alias $ After this patch: $ modinfo drivers/mmc/host/mtk-sd.ko | grep alias alias: of:N*T*Cmediatek,mt8135-mmcC* alias: of:N*T*Cmediatek,mt8135-mmc Signed-off-by: Javier Martinez Canillas --- drivers/mmc/host/mtk-sd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c index 84e9afcb5c09..86af0b199a54 100644 --- a/drivers/mmc/host/mtk-sd.c +++ b/drivers/mmc/host/mtk-sd.c @@ -1713,6 +1713,7 @@ static const struct of_device_id msdc_of_ids[] = { { .compatible = "mediatek,mt8135-mmc", }, {} }; +MODULE_DEVICE_TABLE(of, msdc_of_ids); static struct platform_driver mt_msdc_driver = { .probe = msdc_drv_probe, -- 2.7.4