lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Thu, 10 Dec 2015 09:00:16 +0100
From:	Boris Brezillon <boris.brezillon@...e-electrons.com>
To:	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>,
	linux-mtd@...ts.infradead.org
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Jonathan Corbet <corbet@....net>, linux-doc@...r.kernel.org,
	Hartley Sweeten <hsweeten@...ionengravers.com>,
	Ryan Mallon <rmallon@...il.com>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	Imre Kaloz <kaloz@...nwrt.org>,
	Krzysztof Halasa <khalasa@...p.pl>,
	Tony Lindgren <tony@...mide.com>, linux-omap@...r.kernel.org,
	Alexander Clouter <alex@...riz.org.uk>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Gregory CLEMENT <gregory.clement@...e-electrons.com>,
	Jason Cooper <jason@...edaemon.net>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Andrew Lunn <andrew@...n.ch>, Daniel Mack <daniel@...que.org>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Robert Jarzmik <robert.jarzmik@...e.fr>,
	Marek Vasut <marek.vasut@...il.com>,
	Steven Miao <realmz6@...il.com>,
	adi-buildroot-devel@...ts.sourceforge.net,
	Mikael Starvik <starvik@...s.com>,
	Jesper Nilsson <jesper.nilsson@...s.com>,
	linux-cris-kernel@...s.com, Josh Wu <josh.wu@...el.com>,
	Wan ZongShun <mcuos.com@...il.com>,
	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>,
	Maxim Levitsky <maximlevitsky@...il.com>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-samsung-soc@...r.kernel.org,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Chen-Yu Tsai <wens@...e.org>, linux-sunxi@...glegroups.com,
	Stefan Agner <stefan@...er.ch>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org,
	Boris Brezillon <boris.brezillon@...e-electrons.com>
Subject: [PATCH v4 32/58] mtd: nand: omap2: use the mtd instance embedded in struct nand_chip

struct nand_chip now embeds an mtd device. Make use of this mtd instance.

Signed-off-by: Boris Brezillon <boris.brezillon@...e-electrons.com>
---
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/omap2.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 1fb40db..f9d0b58 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -152,7 +152,6 @@ static struct nand_hw_control omap_gpmc_controller = {
 
 struct omap_nand_info {
 	struct omap_nand_platform_data	*pdata;
-	struct mtd_info			mtd;
 	struct nand_chip		nand;
 	struct platform_device		*pdev;
 
@@ -179,8 +178,9 @@ struct omap_nand_info {
 
 static inline struct omap_nand_info *mtd_to_omap(struct mtd_info *mtd)
 {
-	return container_of(mtd, struct omap_nand_info, mtd);
+	return container_of(mtd_to_nand(mtd), struct omap_nand_info, nand);
 }
+
 /**
  * omap_prefetch_enable - configures and starts prefetch transfer
  * @cs: cs (chip select) number
@@ -1670,10 +1670,10 @@ static int omap_nand_probe(struct platform_device *pdev)
 	info->reg		= pdata->reg;
 	info->of_node		= pdata->of_node;
 	info->ecc_opt		= pdata->ecc_opt;
-	mtd			= &info->mtd;
+	nand_chip		= &info->nand;
+	mtd			= nand_to_mtd(nand_chip);
 	mtd->priv		= &info->nand;
 	mtd->dev.parent		= &pdev->dev;
-	nand_chip		= &info->nand;
 	nand_chip->ecc.priv	= NULL;
 	nand_set_flash_node(nand_chip, pdata->of_node);
 
@@ -1897,7 +1897,7 @@ static int omap_nand_probe(struct platform_device *pdev)
 				ecclayout->eccpos[ecclayout->eccbytes - 1] + 1;
 
 		err = elm_config(info->elm_dev, BCH4_ECC,
-				 info->mtd.writesize / nand_chip->ecc.size,
+				 mtd->writesize / nand_chip->ecc.size,
 				 nand_chip->ecc.size, nand_chip->ecc.bytes);
 		if (err < 0)
 			goto return_error;
@@ -1951,7 +1951,7 @@ static int omap_nand_probe(struct platform_device *pdev)
 		nand_chip->ecc.write_page	= omap_write_page_bch;
 
 		err = elm_config(info->elm_dev, BCH8_ECC,
-				 info->mtd.writesize / nand_chip->ecc.size,
+				 mtd->writesize / nand_chip->ecc.size,
 				 nand_chip->ecc.size, nand_chip->ecc.bytes);
 		if (err < 0)
 			goto return_error;
@@ -1981,7 +1981,7 @@ static int omap_nand_probe(struct platform_device *pdev)
 		nand_chip->ecc.write_page	= omap_write_page_bch;
 
 		err = elm_config(info->elm_dev, BCH16_ECC,
-				 info->mtd.writesize / nand_chip->ecc.size,
+				 mtd->writesize / nand_chip->ecc.size,
 				 nand_chip->ecc.size, nand_chip->ecc.bytes);
 		if (err < 0)
 			goto return_error;
-- 
2.1.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ