From patchwork Wed May 27 11:08:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Pali_Roh=C3=A1r?= X-Patchwork-Id: 210887 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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 B102DC433E0 for ; Wed, 27 May 2020 11:09:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8231B207CB for ; Wed, 27 May 2020 11:09:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590577751; bh=3diRTG4EYmBHANbsqVvKSY9n7VhyjG1AQZ7fBVDT5fw=; h=From:To:Cc:Subject:Date:List-ID:From; b=uekt+a0nqLcB9i/7FhyyBqvgj2PDMbJla4BG+gfN2pUW7mLTYJNlFeQCPuFRLzbbw ydJdEVEe9TBby8f87LjxERb4xiCUASrGFdMsPgL/tAmnhf6TAOvzfZgYTmgypYdXsc rDOnqtYKxFY893+A9XyqqM+vKCHIowCC07YRHylE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388021AbgE0LJL (ORCPT ); Wed, 27 May 2020 07:09:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:49308 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387534AbgE0LJK (ORCPT ); Wed, 27 May 2020 07:09:10 -0400 Received: from pali.im (pali.im [31.31.79.79]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7902E2075A; Wed, 27 May 2020 11:09:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590577750; bh=3diRTG4EYmBHANbsqVvKSY9n7VhyjG1AQZ7fBVDT5fw=; h=From:To:Cc:Subject:Date:From; b=mZouomnUotk3X2CsfpVxo+OBvqg04n7c9VZ4A8Iwwo6pLg8LIXuyLbHcjK0PzZIgH t4xujoUFhFAQMYEZ6mbg7FmTAD4S+WWgsIDhx3oAzETDGotud1HGQnYzlpaMbrv8uQ RgA6AbMHTUb+oXrASEw435R222pO3ASMgeebBTEI= Received: by pali.im (Postfix) id CF479BF4; Wed, 27 May 2020 13:09:07 +0200 (CEST) From: =?utf-8?q?Pali_Roh=C3=A1r?= To: Ulf Hansson Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?q?Mar?= =?utf-8?b?ZWsgQmVow7pu?= Subject: [PATCH v2 1/2] mmc: core: Do not export MMC_NAME= and MODALIAS=mmc:block for SDIO cards Date: Wed, 27 May 2020 13:08:57 +0200 Message-Id: <20200527110858.17504-1-pali@kernel.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org SDIO non-combo cards are not handled by mmc_block driver and do not have accessible CID register which is used for MMC_NAME= construction. Signed-off-by: Pali Rohár Reviewed-by: Marek Behún --- Changes in V2: * Use early returns pattern --- drivers/mmc/core/bus.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c index 74de3f2dd..b1cb447da 100644 --- a/drivers/mmc/core/bus.c +++ b/drivers/mmc/core/bus.c @@ -93,6 +93,13 @@ mmc_bus_uevent(struct device *dev, struct kobj_uevent_env *env) return retval; } + /* + * SDIO (non-combo) cards are not handled by mmc_block driver and do not + * have accessible CID register which used by mmc_card_name() function. + */ + if (card->type == MMC_TYPE_SDIO) + return 0; + retval = add_uevent_var(env, "MMC_NAME=%s", mmc_card_name(card)); if (retval) return retval;