From patchwork Thu Dec 10 08:00:06 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boris BREZILLON X-Patchwork-Id: 7816751 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E3A639F1C2 for ; Thu, 10 Dec 2015 08:20:12 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id EE0AC203DF for ; Thu, 10 Dec 2015 08:20:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 061882056E for ; Thu, 10 Dec 2015 08:20:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754936AbbLJIDd (ORCPT ); Thu, 10 Dec 2015 03:03:33 -0500 Received: from down.free-electrons.com ([37.187.137.238]:51713 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754452AbbLJIDa (ORCPT ); Thu, 10 Dec 2015 03:03:30 -0500 Received: by mail.free-electrons.com (Postfix, from userid 110) id E88543D99; Thu, 10 Dec 2015 09:03:27 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from localhost.localdomain (unknown [37.161.176.221]) by mail.free-electrons.com (Postfix) with ESMTPSA id 28AF5240D; Thu, 10 Dec 2015 09:02:10 +0100 (CET) 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 v4 22/58] mtd: nand: gpio: use the mtd instance embedded in struct nand_chip Date: Thu, 10 Dec 2015 09:00:06 +0100 Message-Id: <1449734442-18672-23-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1449734442-18672-1-git-send-email-boris.brezillon@free-electrons.com> References: <1449734442-18672-1-git-send-email-boris.brezillon@free-electrons.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP struct nand_chip now embeds an mtd device. Make use of this mtd instance. Signed-off-by: Boris Brezillon --- Changes generated with the following coccinelle script --->8--- virtual patch @fix1@ identifier __chipfield, __mtdfield; type __type; @@ ( __type { ... struct nand_chip __chipfield; ... - struct mtd_info __mtdfield; ... }; | __type { ... - struct mtd_info __mtdfield; ... struct nand_chip __chipfield; ... }; ) @fix2 depends on fix1@ identifier fix1.__chipfield, fix1.__mtdfield; identifier __subfield; type fix1.__type; __type *__priv; @@ ( - __priv->__mtdfield.__subfield + nand_to_mtd(&__priv->__chipfield)->__subfield | - &(__priv->__mtdfield) + nand_to_mtd(&__priv->__chipfield) ) --->8--- --- drivers/mtd/nand/gpio.c | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) diff --git a/drivers/mtd/nand/gpio.c b/drivers/mtd/nand/gpio.c index d57a07a..99dd74c 100644 --- a/drivers/mtd/nand/gpio.c +++ b/drivers/mtd/nand/gpio.c @@ -35,12 +35,14 @@ struct gpiomtd { void __iomem *io_sync; - struct mtd_info mtd_info; struct nand_chip nand_chip; struct gpio_nand_platdata plat; }; -#define gpio_nand_getpriv(x) container_of(x, struct gpiomtd, mtd_info) +static inline struct gpiomtd *gpio_nand_getpriv(struct mtd_info *mtd) +{ + return container_of(mtd_to_nand(mtd), struct gpiomtd, nand_chip); +} #ifdef CONFIG_ARM @@ -195,7 +197,7 @@ static int gpio_nand_remove(struct platform_device *pdev) { struct gpiomtd *gpiomtd = platform_get_drvdata(pdev); - nand_release(&gpiomtd->mtd_info); + nand_release(nand_to_mtd(&gpiomtd->nand_chip)); if (gpio_is_valid(gpiomtd->plat.gpio_nwp)) gpio_set_value(gpiomtd->plat.gpio_nwp, 0); @@ -208,6 +210,7 @@ static int gpio_nand_probe(struct platform_device *pdev) { struct gpiomtd *gpiomtd; struct nand_chip *chip; + struct mtd_info *mtd; struct resource *res; int ret = 0; @@ -274,24 +277,24 @@ static int gpio_nand_probe(struct platform_device *pdev) chip->chip_delay = gpiomtd->plat.chip_delay; chip->cmd_ctrl = gpio_nand_cmd_ctrl; - gpiomtd->mtd_info.priv = chip; - gpiomtd->mtd_info.dev.parent = &pdev->dev; + mtd = nand_to_mtd(chip); + mtd->priv = chip; + mtd->dev.parent = &pdev->dev; platform_set_drvdata(pdev, gpiomtd); if (gpio_is_valid(gpiomtd->plat.gpio_nwp)) gpio_direction_output(gpiomtd->plat.gpio_nwp, 1); - if (nand_scan(&gpiomtd->mtd_info, 1)) { + if (nand_scan(mtd, 1)) { ret = -ENXIO; goto err_wp; } if (gpiomtd->plat.adjust_parts) - gpiomtd->plat.adjust_parts(&gpiomtd->plat, - gpiomtd->mtd_info.size); + gpiomtd->plat.adjust_parts(&gpiomtd->plat, mtd->size); - ret = mtd_device_register(&gpiomtd->mtd_info, gpiomtd->plat.parts, + ret = mtd_device_register(mtd, gpiomtd->plat.parts, gpiomtd->plat.num_parts); if (!ret) return 0;