Merge branch 'next' into for-linus

22 files changed, 93 insertions, 160 deletions

diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index 6c5c431c64af..8af67cfd671a 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -1,5 +1,6 @@
 menu "Mapping drivers for chip access"
 	depends on MTD!=n
+	depends on HAS_IOMEM
 
 config MTD_COMPLEX_MAPPINGS
 	bool "Support non-linear mappings of flash chips"
diff --git a/drivers/mtd/maps/bfin-async-flash.c b/drivers/mtd/maps/bfin-async-flash.c
index 650126c361f1..ef5cde84a8b3 100644
--- a/drivers/mtd/maps/bfin-async-flash.c
+++ b/drivers/mtd/maps/bfin-async-flash.c
@@ -164,8 +164,8 @@ static int __devinit bfin_flash_probe(struct platform_device *pdev)
 		return -ENXIO;
 	}
 
-	mtd_device_parse_register(state->mtd, part_probe_types, 0,
-			pdata->parts, pdata->nr_parts);
+	mtd_device_parse_register(state->mtd, part_probe_types, NULL,
+				  pdata->parts, pdata->nr_parts);
 
 	platform_set_drvdata(pdev, state);
 
diff --git a/drivers/mtd/maps/dc21285.c b/drivers/mtd/maps/dc21285.c
index f43b365b848c..080f06053bd4 100644
--- a/drivers/mtd/maps/dc21285.c
+++ b/drivers/mtd/maps/dc21285.c
@@ -196,7 +196,7 @@ static int __init init_dc21285(void)
 
 	dc21285_mtd->owner = THIS_MODULE;
 
-	mtd_device_parse_register(dc21285_mtd, probes, 0, NULL, 0);
+	mtd_device_parse_register(dc21285_mtd, probes, NULL, NULL, 0);
 
 	if(machine_is_ebsa285()) {
 		/*
diff --git a/drivers/mtd/maps/gpio-addr-flash.c b/drivers/mtd/maps/gpio-addr-flash.c
index 33cce895859f..e4de96ba52b3 100644
--- a/drivers/mtd/maps/gpio-addr-flash.c
+++ b/drivers/mtd/maps/gpio-addr-flash.c
@@ -252,8 +252,8 @@ static int __devinit gpio_flash_probe(struct platform_device *pdev)
 	}
 
 
-	mtd_device_parse_register(state->mtd, part_probe_types, 0,
-			pdata->parts, pdata->nr_parts);
+	mtd_device_parse_register(state->mtd, part_probe_types, NULL,
+				  pdata->parts, pdata->nr_parts);
 
 	return 0;
 }
diff --git a/drivers/mtd/maps/h720x-flash.c b/drivers/mtd/maps/h720x-flash.c
index 49c14187fc66..8ed6cb4529d8 100644
--- a/drivers/mtd/maps/h720x-flash.c
+++ b/drivers/mtd/maps/h720x-flash.c
@@ -85,8 +85,8 @@ static int __init h720x_mtd_init(void)
 	if (mymtd) {
 		mymtd->owner = THIS_MODULE;
 
-		mtd_device_parse_register(mymtd, NULL, 0,
-				h720x_partitions, NUM_PARTITIONS);
+		mtd_device_parse_register(mymtd, NULL, NULL,
+					  h720x_partitions, NUM_PARTITIONS);
 		return 0;
 	}
 
diff --git a/drivers/mtd/maps/impa7.c b/drivers/mtd/maps/impa7.c
index f47aedb24366..834a06c56f56 100644
--- a/drivers/mtd/maps/impa7.c
+++ b/drivers/mtd/maps/impa7.c
@@ -91,7 +91,7 @@ static int __init init_impa7(void)
 		if (impa7_mtd[i]) {
 			impa7_mtd[i]->owner = THIS_MODULE;
 			devicesfound++;
-			mtd_device_parse_register(impa7_mtd[i], NULL, 0,
+			mtd_device_parse_register(impa7_mtd[i], NULL, NULL,
 						  partitions,
 						  ARRAY_SIZE(partitions));
 		}
diff --git a/drivers/mtd/maps/intel_vr_nor.c b/drivers/mtd/maps/intel_vr_nor.c
index 08c239604ee4..92e1f41634c7 100644
--- a/drivers/mtd/maps/intel_vr_nor.c
+++ b/drivers/mtd/maps/intel_vr_nor.c
@@ -72,7 +72,7 @@ static int __devinit vr_nor_init_partitions(struct vr_nor_mtd *p)
 {
 	/* register the flash bank */
 	/* partition the flash bank */
-	return mtd_device_parse_register(p->info, NULL, 0, NULL, 0);
+	return mtd_device_parse_register(p->info, NULL, NULL, NULL, 0);
 }
 
 static void __devexit vr_nor_destroy_mtd_setup(struct vr_nor_mtd *p)
diff --git a/drivers/mtd/maps/ixp2000.c b/drivers/mtd/maps/ixp2000.c
index fc7d4d0d9a4e..4a41ced0f710 100644
--- a/drivers/mtd/maps/ixp2000.c
+++ b/drivers/mtd/maps/ixp2000.c
@@ -226,7 +226,7 @@ static int ixp2000_flash_probe(struct platform_device *dev)
 	}
 	info->mtd->owner = THIS_MODULE;
 
-	err = mtd_device_parse_register(info->mtd, probes, 0, NULL, 0);
+	err = mtd_device_parse_register(info->mtd, probes, NULL, NULL, 0);
 	if (err)
 		goto Error;
 
diff --git a/drivers/mtd/maps/ixp4xx.c b/drivers/mtd/maps/ixp4xx.c
index 8b5410162d70..e864fc6c58f9 100644
--- a/drivers/mtd/maps/ixp4xx.c
+++ b/drivers/mtd/maps/ixp4xx.c
@@ -182,6 +182,9 @@ static int ixp4xx_flash_probe(struct platform_device *dev)
 {
 	struct flash_platform_data *plat = dev->dev.platform_data;
 	struct ixp4xx_flash_info *info;
+	struct mtd_part_parser_data ppdata = {
+		.origin = dev->resource->start,
+	};
 	int err = -1;
 
 	if (!plat)
@@ -247,7 +250,7 @@ static int ixp4xx_flash_probe(struct platform_device *dev)
 	/* Use the fast version */
 	info->map.write = ixp4xx_write16;
 
-	err = mtd_device_parse_register(info->mtd, probes, dev->resource->start,
+	err = mtd_device_parse_register(info->mtd, probes, &ppdata,
 			plat->parts, plat->nr_parts);
 	if (err) {
 		printk(KERN_ERR "Could not parse partitions\n");
diff --git a/drivers/mtd/maps/l440gx.c b/drivers/mtd/maps/l440gx.c
index dd0360ba2412..74bd98ee635f 100644
--- a/drivers/mtd/maps/l440gx.c
+++ b/drivers/mtd/maps/l440gx.c
@@ -27,17 +27,21 @@ static struct mtd_info *mymtd;
 
 
 /* Is this really the vpp port? */
+static DEFINE_SPINLOCK(l440gx_vpp_lock);
+static int l440gx_vpp_refcnt;
 static void l440gx_set_vpp(struct map_info *map, int vpp)
 {
-	unsigned long l;
+	unsigned long flags;
 
-	l = inl(VPP_PORT);
+	spin_lock_irqsave(&l440gx_vpp_lock, flags);
 	if (vpp) {
-		l |= 1;
+		if (++l440gx_vpp_refcnt == 1)   /* first nested 'on' */
+			outl(inl(VPP_PORT) | 1, VPP_PORT);
 	} else {
-		l &= ~1;
+		if (--l440gx_vpp_refcnt == 0)   /* last nested 'off' */
+			outl(inl(VPP_PORT) & ~1, VPP_PORT);
 	}
-	outl(l, VPP_PORT);
+	spin_unlock_irqrestore(&l440gx_vpp_lock, flags);
 }
 
 static struct map_info l440gx_map = {
diff --git a/drivers/mtd/maps/lantiq-flash.c b/drivers/mtd/maps/lantiq-flash.c
index 7b889de9477b..b5401e355745 100644
--- a/drivers/mtd/maps/lantiq-flash.c
+++ b/drivers/mtd/maps/lantiq-flash.c
@@ -45,6 +45,7 @@ struct ltq_mtd {
 };
 
 static char ltq_map_name[] = "ltq_nor";
+static const char *ltq_probe_types[] __devinitconst = { "cmdlinepart", NULL };
 
 static map_word
 ltq_read16(struct map_info *map, unsigned long adr)
@@ -168,8 +169,9 @@ ltq_mtd_probe(struct platform_device *pdev)
 	cfi->addr_unlock1 ^= 1;
 	cfi->addr_unlock2 ^= 1;
 
-	err = mtd_device_parse_register(ltq_mtd->mtd, NULL, 0,
-			ltq_mtd_data->parts, ltq_mtd_data->nr_parts);
+	err = mtd_device_parse_register(ltq_mtd->mtd, ltq_probe_types, NULL,
+					ltq_mtd_data->parts,
+					ltq_mtd_data->nr_parts);
 	if (err) {
 		dev_err(&pdev->dev, "failed to add partitions\n");
 		goto err_destroy;
diff --git a/drivers/mtd/maps/latch-addr-flash.c b/drivers/mtd/maps/latch-addr-flash.c
index 8fed58e3a4a8..3c7ad17fca78 100644
--- a/drivers/mtd/maps/latch-addr-flash.c
+++ b/drivers/mtd/maps/latch-addr-flash.c
@@ -199,8 +199,9 @@ static int __devinit latch_addr_flash_probe(struct platform_device *dev)
 	}
 	info->mtd->owner = THIS_MODULE;
 
-	mtd_device_parse_register(info->mtd, NULL, 0,
-			latch_addr_data->parts, latch_addr_data->nr_parts);
+	mtd_device_parse_register(info->mtd, NULL, NULL,
+				  latch_addr_data->parts,
+				  latch_addr_data->nr_parts);
 	return 0;
 
 iounmap:
diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c
index e8e9fec23553..a3cfad392ed6 100644
--- a/drivers/mtd/maps/pcmciamtd.c
+++ b/drivers/mtd/maps/pcmciamtd.c
@@ -14,7 +14,6 @@
 #include <linux/timer.h>
 #include <linux/init.h>
 #include <asm/io.h>
-#include <asm/system.h>
 
 #include <pcmcia/cistpl.h>
 #include <pcmcia/ds.h>
@@ -295,13 +294,24 @@ static void pcmcia_copy_to(struct map_info *map, unsigned long to, const void *f
 }
 
 
+static DEFINE_SPINLOCK(pcmcia_vpp_lock);
+static int pcmcia_vpp_refcnt;
 static void pcmciamtd_set_vpp(struct map_info *map, int on)
 {
 	struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1;
 	struct pcmcia_device *link = dev->p_dev;
+	unsigned long flags;
 
 	pr_debug("dev = %p on = %d vpp = %d\n\n", dev, on, dev->vpp);
-	pcmcia_fixup_vpp(link, on ? dev->vpp : 0);
+	spin_lock_irqsave(&pcmcia_vpp_lock, flags);
+	if (on) {
+		if (++pcmcia_vpp_refcnt == 1)   /* first nested 'on' */
+			pcmcia_fixup_vpp(link, dev->vpp);
+	} else {
+		if (--pcmcia_vpp_refcnt == 0)   /* last nested 'off' */
+			pcmcia_fixup_vpp(link, 0);
+	}
+	spin_unlock_irqrestore(&pcmcia_vpp_lock, flags);
 }
 
 
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index abc562653b31..21b0b713cacb 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -27,6 +27,8 @@ struct physmap_flash_info {
 	struct mtd_info		*mtd[MAX_RESOURCES];
 	struct mtd_info		*cmtd;
 	struct map_info		map[MAX_RESOURCES];
+	spinlock_t		vpp_lock;
+	int			vpp_refcnt;
 };
 
 static int physmap_flash_remove(struct platform_device *dev)
@@ -63,12 +65,26 @@ static void physmap_set_vpp(struct map_info *map, int state)
 {
 	struct platform_device *pdev;
 	struct physmap_flash_data *physmap_data;
+	struct physmap_flash_info *info;
+	unsigned long flags;
 
 	pdev = (struct platform_device *)map->map_priv_1;
 	physmap_data = pdev->dev.platform_data;
 
-	if (physmap_data->set_vpp)
-		physmap_data->set_vpp(pdev, state);
+	if (!physmap_data->set_vpp)
+		return;
+
+	info = platform_get_drvdata(pdev);
+
+	spin_lock_irqsave(&info->vpp_lock, flags);
+	if (state) {
+		if (++info->vpp_refcnt == 1)    /* first nested 'on' */
+			physmap_data->set_vpp(pdev, 1);
+	} else {
+		if (--info->vpp_refcnt == 0)    /* last nested 'off' */
+			physmap_data->set_vpp(pdev, 0);
+	}
+	spin_unlock_irqrestore(&info->vpp_lock, flags);
 }
 
 static const char *rom_probe_types[] = {
@@ -172,9 +188,11 @@ static int physmap_flash_probe(struct platform_device *dev)
 	if (err)
 		goto err_out;
 
+	spin_lock_init(&info->vpp_lock);
+
 	part_types = physmap_data->part_probe_types ? : part_probe_types;
 
-	mtd_device_parse_register(info->cmtd, part_types, 0,
+	mtd_device_parse_register(info->cmtd, part_types, NULL,
 				  physmap_data->parts, physmap_data->nr_parts);
 	return 0;
 
diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c
index 45876d0e5b8e..891558de3ec1 100644
--- a/drivers/mtd/maps/plat-ram.c
+++ b/drivers/mtd/maps/plat-ram.c
@@ -222,8 +222,9 @@ static int platram_probe(struct platform_device *pdev)
 	/* check to see if there are any available partitions, or wether
 	 * to add this device whole */
 
-	err = mtd_device_parse_register(info->mtd, pdata->probes, 0,
-			pdata->partitions, pdata->nr_partitions);
+	err = mtd_device_parse_register(info->mtd, pdata->probes, NULL,
+					pdata->partitions,
+					pdata->nr_partitions);
 	if (!err)
 		dev_info(&pdev->dev, "registered mtd device\n");
 
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 436d121185b1..81884c277405 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -98,7 +98,8 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev)
 	}
 	info->mtd->owner = THIS_MODULE;
 
-	mtd_device_parse_register(info->mtd, probes, 0, flash->parts, flash->nr_parts);
+	mtd_device_parse_register(info->mtd, probes, NULL, flash->parts,
+				  flash->nr_parts);
 
 	platform_set_drvdata(pdev, info);
 	return 0;
diff --git a/drivers/mtd/maps/rbtx4939-flash.c b/drivers/mtd/maps/rbtx4939-flash.c
index 3da63fc6f16e..6f52e1f288b6 100644
--- a/drivers/mtd/maps/rbtx4939-flash.c
+++ b/drivers/mtd/maps/rbtx4939-flash.c
@@ -102,8 +102,8 @@ static int rbtx4939_flash_probe(struct platform_device *dev)
 	info->mtd->owner = THIS_MODULE;
 	if (err)
 		goto err_out;
-	err = mtd_device_parse_register(info->mtd, NULL, 0,
-			pdata->parts, pdata->nr_parts);
+	err = mtd_device_parse_register(info->mtd, NULL, NULL, pdata->parts,
+					pdata->nr_parts);
 
 	if (err)
 		goto err_out;
diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c
index 502821997707..a675bdbcb0fe 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -23,106 +23,6 @@
 #include <asm/sizes.h>
 #include <asm/mach/flash.h>
 
-#if 0
-/*
- * This is here for documentation purposes only - until these people
- * submit their machine types.  It will be gone January 2005.
- */
-static struct mtd_partition consus_partitions[] = {
-	{
-		.name		= "Consus boot firmware",
-		.offset		= 0,
-		.size		= 0x00040000,
-		.mask_flags	= MTD_WRITABLE, /* force read-only */
-	}, {
-		.name		= "Consus kernel",
-		.offset		= 0x00040000,
-		.size		= 0x00100000,
-		.mask_flags	= 0,
-	}, {
-		.name		= "Consus disk",
-		.offset		= 0x00140000,
-		/* The rest (up to 16M) for jffs.  We could put 0 and
-		   make it find the size automatically, but right now
-		   i have 32 megs.  jffs will use all 32 megs if given
-		   the chance, and this leads to horrible problems
-		   when you try to re-flash the image because blob
-		   won't erase the whole partition. */
-		.size		= 0x01000000 - 0x00140000,
-		.mask_flags	= 0,
-	}, {
-		/* this disk is a secondary disk, which can be used as
-		   needed, for simplicity, make it the size of the other
-		   consus partition, although realistically it could be
-		   the remainder of the disk (depending on the file
-		   system used) */
-		 .name		= "Consus disk2",
-		 .offset	= 0x01000000,
-		 .size		= 0x01000000 - 0x00140000,
-		 .mask_flags	= 0,
-	}
-};
-
-/* Frodo has 2 x 16M 28F128J3A flash chips in bank 0: */
-static struct mtd_partition frodo_partitions[] =
-{
-	{
-		.name		= "bootloader",
-		.size		= 0x00040000,
-		.offset		= 0x00000000,
-		.mask_flags	= MTD_WRITEABLE
-	}, {
-		.name		= "bootloader params",
-		.size		= 0x00040000,
-		.offset		= MTDPART_OFS_APPEND,
-		.mask_flags	= MTD_WRITEABLE
-	}, {
-		.name		= "kernel",
-		.size		= 0x00100000,
-		.offset		= MTDPART_OFS_APPEND,
-		.mask_flags	= MTD_WRITEABLE
-	}, {
-		.name		= "ramdisk",
-		.size		= 0x00400000,
-		.offset		= MTDPART_OFS_APPEND,
-		.mask_flags	= MTD_WRITEABLE
-	}, {
-		.name		= "file system",
-		.size		= MTDPART_SIZ_FULL,
-		.offset		= MTDPART_OFS_APPEND
-	}
-};
-
-static struct mtd_partition jornada56x_partitions[] = {
-	{
-		.name		= "bootldr",
-		.size		= 0x00040000,
-		.offset		= 0,
-		.mask_flags	= MTD_WRITEABLE,
-	}, {
-		.name		= "rootfs",
-		.size		= MTDPART_SIZ_FULL,
-		.offset		= MTDPART_OFS_APPEND,
-	}
-};
-
-static void jornada56x_set_vpp(int vpp)
-{
-	if (vpp)
-		GPSR = GPIO_GPIO26;
-	else
-		GPCR = GPIO_GPIO26;
-	GPDR |= GPIO_GPIO26;
-}
-
-/*
- * Machine        Phys          Size    set_vpp
- * Consus    : SA1100_CS0_PHYS SZ_32M
- * Frodo     : SA1100_CS0_PHYS SZ_32M
- * Jornada56x: SA1100_CS0_PHYS SZ_32M jornada56x_set_vpp
- */
-#endif
-
 struct sa_subdev_info {
 	char name[16];
 	struct map_info map;
@@ -136,10 +36,22 @@ struct sa_info {
 	struct sa_subdev_info	subdev[0];
 };
 
+static DEFINE_SPINLOCK(sa1100_vpp_lock);
+static int sa1100_vpp_refcnt;
 static void sa1100_set_vpp(struct map_info *map, int on)
 {
 	struct sa_subdev_info *subdev = container_of(map, struct sa_subdev_info, map);
-	subdev->plat->set_vpp(on);
+	unsigned long flags;
+
+	spin_lock_irqsave(&sa1100_vpp_lock, flags);
+	if (on) {
+		if (++sa1100_vpp_refcnt == 1)   /* first nested 'on' */
+			subdev->plat->set_vpp(1);
+	} else {
+		if (--sa1100_vpp_refcnt == 0)   /* last nested 'off' */
+			subdev->plat->set_vpp(0);
+	}
+	spin_unlock_irqrestore(&sa1100_vpp_lock, flags);
 }
 
 static void sa1100_destroy_subdev(struct sa_subdev_info *subdev)
@@ -352,8 +264,8 @@ static int __devinit sa1100_mtd_probe(struct platform_device *pdev)
 	/*
 	 * Partition selection stuff.
 	 */
-	mtd_device_parse_register(info->mtd, part_probes, 0,
-			plat->parts, plat->nr_parts);
+	mtd_device_parse_register(info->mtd, part_probes, NULL, plat->parts,
+				  plat->nr_parts);
 
 	platform_set_drvdata(pdev, info);
 	err = 0;
@@ -373,21 +285,9 @@ static int __exit sa1100_mtd_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static void sa1100_mtd_shutdown(struct platform_device *dev)
-{
-	struct sa_info *info = platform_get_drvdata(dev);
-	if (info && mtd_suspend(info->mtd) == 0)
-		mtd_resume(info->mtd);
-}
-#else
-#define sa1100_mtd_shutdown NULL
-#endif
-
 static struct platform_driver sa1100_mtd_driver = {
 	.probe		= sa1100_mtd_probe,
 	.remove		= __exit_p(sa1100_mtd_remove),
-	.shutdown	= sa1100_mtd_shutdown,
 	.driver		= {
 		.name	= "sa1100-mtd",
 		.owner	= THIS_MODULE,
diff --git a/drivers/mtd/maps/solutionengine.c b/drivers/mtd/maps/solutionengine.c
index 496c40704aff..9d900ada6708 100644
--- a/drivers/mtd/maps/solutionengine.c
+++ b/drivers/mtd/maps/solutionengine.c
@@ -92,8 +92,8 @@ static int __init init_soleng_maps(void)
 		mtd_device_register(eprom_mtd, NULL, 0);
 	}
 
-	mtd_device_parse_register(flash_mtd, probes, 0,
-			superh_se_partitions, NUM_PARTITIONS);
+	mtd_device_parse_register(flash_mtd, probes, NULL,
+				  superh_se_partitions, NUM_PARTITIONS);
 
 	return 0;
 }
diff --git a/drivers/mtd/maps/uclinux.c b/drivers/mtd/maps/uclinux.c
index 6793074f3f40..cfff454f628b 100644
--- a/drivers/mtd/maps/uclinux.c
+++ b/drivers/mtd/maps/uclinux.c
@@ -85,7 +85,7 @@ static int __init uclinux_mtd_init(void)
 	}
 
 	mtd->owner = THIS_MODULE;
-	mtd->point = uclinux_point;
+	mtd->_point = uclinux_point;
 	mtd->priv = mapp;
 
 	uclinux_ram_mtdinfo = mtd;
diff --git a/drivers/mtd/maps/vmu-flash.c b/drivers/mtd/maps/vmu-flash.c
index 3a04b078576a..2e2b0945edc7 100644
--- a/drivers/mtd/maps/vmu-flash.c
+++ b/drivers/mtd/maps/vmu-flash.c
@@ -360,9 +360,6 @@ static int vmu_flash_read(struct mtd_info *mtd, loff_t from, size_t len,
 	int index = 0, retval, partition, leftover, numblocks;
 	unsigned char cx;
 
-	if (len < 1)
-		return -EIO;
-
 	mpart = mtd->priv;
 	mdev = mpart->mdev;
 	partition = mpart->partition;
@@ -434,11 +431,6 @@ static int vmu_flash_write(struct mtd_info *mtd, loff_t to, size_t len,
 	partition = mpart->partition;
 	card = maple_get_drvdata(mdev);
 
-	/* simple sanity checks */
-	if (len < 1) {
-		error = -EIO;
-		goto failed;
-	}
 	numblocks = card->parts[partition].numblocks;
 	if (to + len > numblocks * card->blocklen)
 		len = numblocks * card->blocklen - to;
@@ -544,9 +536,9 @@ static void vmu_queryblocks(struct mapleq *mq)
 	mtd_cur->flags = MTD_WRITEABLE|MTD_NO_ERASE;
 	mtd_cur->size = part_cur->numblocks * card->blocklen;
 	mtd_cur->erasesize = card->blocklen;
-	mtd_cur->write = vmu_flash_write;
-	mtd_cur->read = vmu_flash_read;
-	mtd_cur->sync = vmu_flash_sync;
+	mtd_cur->_write = vmu_flash_write;
+	mtd_cur->_read = vmu_flash_read;
+	mtd_cur->_sync = vmu_flash_sync;
 	mtd_cur->writesize = card->blocklen;
 
 	mpart = kmalloc(sizeof(struct mdev_part), GFP_KERNEL);
diff --git a/drivers/mtd/maps/wr_sbc82xx_flash.c b/drivers/mtd/maps/wr_sbc82xx_flash.c
index aa7e0cb2893c..71b0ba797912 100644
--- a/drivers/mtd/maps/wr_sbc82xx_flash.c
+++ b/drivers/mtd/maps/wr_sbc82xx_flash.c
@@ -142,7 +142,7 @@ static int __init init_sbc82xx_flash(void)
 			nr_parts = ARRAY_SIZE(smallflash_parts);
 		}
 
-		mtd_device_parse_register(sbcmtd[i], part_probes, 0,
+		mtd_device_parse_register(sbcmtd[i], part_probes, NULL,
 					  defparts, nr_parts);
 	}
 	return 0;