Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752844AbbKPNiM (ORCPT ); Mon, 16 Nov 2015 08:38:12 -0500 Received: from down.free-electrons.com ([37.187.137.238]:43216 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752326AbbKPNiI (ORCPT ); Mon, 16 Nov 2015 08:38:08 -0500 From: Boris Brezillon To: David Woodhouse , Brian Norris , linux-mtd@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jonathan Corbet , linux-doc@vger.kernel.org, Hartley Sweeten , Ryan Mallon , Shawn Guo , Sascha Hauer , Imre Kaloz , Krzysztof Halasa , Tony Lindgren , linux-omap@vger.kernel.org, Alexander Clouter , Thomas Petazzoni , Gregory CLEMENT , Jason Cooper , Sebastian Hesselbarth , Andrew Lunn , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Marek Vasut , Steven Miao , adi-buildroot-devel@lists.sourceforge.net, Mikael Starvik , Jesper Nilsson , linux-cris-kernel@axis.com, Josh Wu , Wan ZongShun , Ezequiel Garcia , Maxim Levitsky , Kukjin Kim , Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, Maxime Ripard , Chen-Yu Tsai , linux-sunxi@googlegroups.com, Stefan Agner , Greg Kroah-Hartman , devel@driverdev.osuosl.org, Boris Brezillon Subject: [PATCH 02/27] mtd: nand: add an mtd_to_nand() helper Date: Mon, 16 Nov 2015 14:37:35 +0100 Message-Id: <1447681080-31232-3-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1447681080-31232-1-git-send-email-boris.brezillon@free-electrons.com> References: <1447681080-31232-1-git-send-email-boris.brezillon@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1073 Lines: 34 Some drivers are retrieving the nand_chip pointer using the container_of macro on a struct wrapping both the nand_chip and the mtd_info struct while the standard way of retrieving this pointer is through mtd->priv. Provide an helper to do that. 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 4f7c9b9..056d165 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -730,6 +730,11 @@ static inline struct device_node *nand_get_flash_node(struct nand_chip *chip) return chip->flash_node; } +static inline struct nand_chip *mtd_to_nand(struct mtd_info *mtd) +{ + return mtd->priv; +} + /* * NAND Flash Manufacturer ID Codes */ -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/