From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB299C433EF for ; Wed, 20 Oct 2021 08:45:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D062C6136A for ; Wed, 20 Oct 2021 08:45:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230106AbhJTIsE (ORCPT ); Wed, 20 Oct 2021 04:48:04 -0400 Received: from first.geanix.com ([116.203.34.67]:37392 "EHLO first.geanix.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229993AbhJTIr7 (ORCPT ); Wed, 20 Oct 2021 04:47:59 -0400 Received: from zen.. (unknown [185.17.218.86]) by first.geanix.com (Postfix) with ESMTPSA id 78DA5C7EC7; Wed, 20 Oct 2021 08:45:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=geanix.com; s=first; t=1634719543; bh=i/8+adCTB/1ZY8UzLuJ8XezBVVwGeL0INtp1R95tHKA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=NB3xri6B/AeZ8R2UuxkpLkaqp9aASu4mLmRDqZjFzNy2vR3adoreX2oMxtv/vFZa3 0NPVRfxL+8A5RWZMNmcNV2q/oORfUrYoPVbyEQdgbWQYIjyD/yDhTM+1ny5bj6kPd2 RDuRNp+UxHXBxWKeAZuM53uAzM36HtQhk1CWFTwjFU9TswGBtIhtnRTWvcmUqZsF+4 GgRvM8IHJdNX4lQtxZrI6yIVbcMNeWdIdDvB2YDoBK/4kFYufFde96afFKhmoetMQ0 SRISQw6B8ZTOe2vgX+aCzqcd55r2+pFdiFP2jOBlwOL2TKMsfTB4iCDTBk2iRoxjGE dt3x86RIvf1jw== From: Sean Nyekjaer To: Boris Brezillon Cc: Sean Nyekjaer , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Boris Brezillon , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 4/4] mtd: mtdconcat: add suspend lock handling Date: Wed, 20 Oct 2021 10:45:34 +0200 Message-Id: <20211020084534.2472305-5-sean@geanix.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211020084534.2472305-1-sean@geanix.com> References: <20211020084534.2472305-1-sean@geanix.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use MTD hooks to control suspend/resume of MTD devices. Fixes: 013e6292aaf5 ("mtd: rawnand: Simplify the locking") Suggested-by: Boris Brezillon Signed-off-by: Sean Nyekjaer --- drivers/mtd/mtdconcat.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/mtd/mtdconcat.c b/drivers/mtd/mtdconcat.c index f685a581df48..1ec36890118f 100644 --- a/drivers/mtd/mtdconcat.c +++ b/drivers/mtd/mtdconcat.c @@ -566,9 +566,11 @@ static int concat_suspend(struct mtd_info *mtd) for (i = 0; i < concat->num_subdev; i++) { struct mtd_info *subdev = concat->subdev[i]; - if ((rc = mtd_suspend(subdev)) < 0) + rc = subdev->_suspend ? subdev->_suspend(subdev) : 0; + if (rc < 0) return rc; } + return rc; } @@ -579,7 +581,8 @@ static void concat_resume(struct mtd_info *mtd) for (i = 0; i < concat->num_subdev; i++) { struct mtd_info *subdev = concat->subdev[i]; - mtd_resume(subdev); + if (subdev->_resume) + subdev->_resume(subdev); } } -- 2.33.0