Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965015AbcJQPp5 (ORCPT ); Mon, 17 Oct 2016 11:45:57 -0400 Received: from ec2-52-27-115-49.us-west-2.compute.amazonaws.com ([52.27.115.49]:36039 "EHLO s-opensource.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932930AbcJQPol (ORCPT ); Mon, 17 Oct 2016 11:44:41 -0400 From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: Javier Martinez Canillas , Mauro Carvalho Chehab , Martin Blumenstingl , Kevin Hilman , Neil Armstrong , Carlo Caione , linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Subject: [PATCH 3/5] [media] rc: meson-ir: Fix module autoload Date: Mon, 17 Oct 2016 12:44:10 -0300 Message-Id: <1476719053-17600-4-git-send-email-javier@osg.samsung.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1476719053-17600-1-git-send-email-javier@osg.samsung.com> References: <1476719053-17600-1-git-send-email-javier@osg.samsung.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1259 Lines: 41 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/media/rc/meson-ir.ko | grep alias $ After this patch: $ modinfo drivers/media/rc/meson-ir.ko | grep alias alias: of:N*T*Camlogic,meson-gxbb-irC* alias: of:N*T*Camlogic,meson-gxbb-ir alias: of:N*T*Camlogic,meson8b-irC* alias: of:N*T*Camlogic,meson8b-ir alias: of:N*T*Camlogic,meson6-irC* alias: of:N*T*Camlogic,meson6-ir Signed-off-by: Javier Martinez Canillas --- drivers/media/rc/meson-ir.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/media/rc/meson-ir.c b/drivers/media/rc/meson-ir.c index 003fff07ade2..7eb3f4f1ddcd 100644 --- a/drivers/media/rc/meson-ir.c +++ b/drivers/media/rc/meson-ir.c @@ -218,6 +218,7 @@ static const struct of_device_id meson_ir_match[] = { { .compatible = "amlogic,meson-gxbb-ir" }, { }, }; +MODULE_DEVICE_TABLE(of, meson_ir_match); static struct platform_driver meson_ir_driver = { .probe = meson_ir_probe, -- 2.7.4