From patchwork Tue Dec 1 11:03:07 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boris Brezillon X-Patchwork-Id: 550792 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2001:1868:205::9]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id A0D851400CB for ; Tue, 1 Dec 2015 22:10:11 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1a3inV-00085T-AH; Tue, 01 Dec 2015 11:08:37 +0000 Received: from down.free-electrons.com ([37.187.137.238] helo=mail.free-electrons.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1a3ijE-0003MF-DS; Tue, 01 Dec 2015 11:04:19 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id 77AA04E6F; Tue, 1 Dec 2015 12:03:41 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT, URIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.4.0 Received: from localhost.localdomain (AToulouse-657-1-983-46.w86-217.abo.wanadoo.fr [86.217.137.46]) by mail.free-electrons.com (Postfix) with ESMTPSA id 4A3F21DB7; Tue, 1 Dec 2015 12:03:38 +0100 (CET) From: Boris Brezillon To: David Woodhouse , Brian Norris , linux-mtd@lists.infradead.org Subject: [PATCH v2 10/25] mtd: nand: add nand_to_mtd() helper Date: Tue, 1 Dec 2015 12:03:07 +0100 Message-Id: <1448967802-25796-11-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1448967802-25796-1-git-send-email-boris.brezillon@free-electrons.com> References: <1448967802-25796-1-git-send-email-boris.brezillon@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151201_030413_159407_DF7211BA X-CRM114-Status: GOOD ( 14.10 ) X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [37.187.137.238 listed in list.dnswl.org] -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrew Lunn , Krzysztof Kozlowski , linux-doc@vger.kernel.org, Tony Lindgren , Stefan Agner , linux-sunxi@googlegroups.com, Robert Jarzmik , Alexander Clouter , devel@driverdev.osuosl.org, Boris Brezillon , Jesper Nilsson , linux-samsung-soc@vger.kernel.org, Maxim Levitsky , Jonathan Corbet , Marek Vasut , Chen-Yu Tsai , Kukjin Kim , Ezequiel Garcia , Josh Wu , Sebastian Hesselbarth , Jason Cooper , Wan ZongShun , Steven Miao , adi-buildroot-devel@lists.sourceforge.net, Haojian Zhuang , Mikael Starvik , Krzysztof Halasa , Gregory CLEMENT , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Thomas Petazzoni , Ryan Mallon , linux-cris-kernel@axis.com, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Hartley Sweeten , Sascha Hauer , Maxime Ripard , Imre Kaloz , Shawn Guo , Daniel Mack MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org Add a new helper to retrieve the MTD device attached to a NAND chip. Signed-off-by: Boris Brezillon --- include/linux/mtd/nand.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index c4e39ff..8ec071e 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -737,6 +737,11 @@ static inline struct nand_chip *mtd_to_nand(struct mtd_info *mtd) return mtd->priv; } +static inline struct mtd_info *nand_to_mtd(struct nand_chip *chip) +{ + return &chip->mtd; +} + /* * NAND Flash Manufacturer ID Codes */