Merge git://git.infradead.org/mtd-2.6

* git://git.infradead.org/mtd-2.6:
  Remove accidentally-added include/linux/utsrelease.h
  Revert "[MTD] blkdev helper code: fix printk format warning"
  [MTD] Add SSFDC (SmartMedia) read-only translation layer
  [MTD] pmc551 pci cleanup
  [MTD] pmc551 use kzalloc
  [MTD] pmc551 whitespace cleanup
  [MTD] Remove iq80310 map driver
  [MTD NAND] Fix in typo ndfc.c causing wrong ECC layout
  [MTD] physmap: add power management support
  ioremap balanced with iounmap for drivers/mtd subsystem
  [MTD] Switch to pci_get_device and do ref counting
  [MTD] blkdev helper code: fix printk format warning
  [MTD] Fix ixp4xx partition parsing.
  [JFFS2] Remove unneeded ifdefs from jffs2_fs_i.h
  [MTD NAND] Remove old code in au1550nd.c
  [MTD] Unlock NOR flash automatically where necessary

drivers/mtd/Kconfig

@@ -263,6 +263,14 @@ config RFD_FTL
 
 		http://www.gensw.com/pages/prod/bios/rfd.htm
 
+config SSFDC
+	bool "NAND SSFDC (SmartMedia) read only translation layer"
+	depends on MTD
+	default n
+	help
+	  This enables read only access to SmartMedia formatted NAND
+	  flash. You can mount it with FAT file system.
+
 source "drivers/mtd/chips/Kconfig"
 
 source "drivers/mtd/maps/Kconfig"

drivers/mtd/Makefile

@@ -21,6 +21,7 @@ obj-$(CONFIG_FTL)		+= ftl.o mtd_blkdevs.o
 obj-$(CONFIG_NFTL)		+= nftl.o mtd_blkdevs.o
 obj-$(CONFIG_INFTL)		+= inftl.o mtd_blkdevs.o
 obj-$(CONFIG_RFD_FTL)		+= rfd_ftl.o mtd_blkdevs.o
+obj-$(CONFIG_SSFDC)		+= ssfdc.o mtd_blkdevs.o
 
 nftl-objs		:= nftlcore.o nftlmount.o
 inftl-objs		:= inftlcore.o inftlmount.o

drivers/mtd/chips/cfi_cmdset_0002.c

@@ -212,6 +212,7 @@ static void fixup_use_atmel_lock(struct mtd_info *mtd, void *param)
 {
 	mtd->lock = cfi_atmel_lock;
 	mtd->unlock = cfi_atmel_unlock;
+	mtd->flags |= MTD_STUPID_LOCK;
 }
 
 static struct cfi_fixup cfi_fixup_table[] = {

drivers/mtd/maps/Kconfig

@@ -447,14 +447,6 @@ config MTD_DC21285
 	  21285 bridge used with Intel's StrongARM processors. More info at
 	  <http://www.intel.com/design/bridge/docs/21285_documentation.htm>.
 
-config MTD_IQ80310
-	tristate "CFI Flash device mapped on the XScale IQ80310 board"
-	depends on MTD_CFI && ARCH_IQ80310
-	help
-	  This enables access routines for the flash chips on the Intel XScale
-	  IQ80310 evaluation board. If you have one of these boards and would
-	  like to use the flash chips on it, say 'Y'.
-
 config MTD_IXP4XX
 	tristate "CFI Flash device mapped on Intel IXP4xx based systems"
 	depends on MTD_CFI && MTD_COMPLEX_MAPPINGS && ARCH_IXP4XX

drivers/mtd/maps/Makefile

@@ -15,7 +15,6 @@ obj-$(CONFIG_MTD_CFI_FLAGADM)	+= cfi_flagadm.o
 obj-$(CONFIG_MTD_CSTM_MIPS_IXX)	+= cstm_mips_ixx.o
 obj-$(CONFIG_MTD_DC21285)	+= dc21285.o
 obj-$(CONFIG_MTD_DILNETPC)	+= dilnetpc.o
-obj-$(CONFIG_MTD_IQ80310)	+= iq80310.o
 obj-$(CONFIG_MTD_L440GX)	+= l440gx.o
 obj-$(CONFIG_MTD_AMD76XROM)	+= amd76xrom.o
 obj-$(CONFIG_MTD_ICHXROM)	+= ichxrom.o

drivers/mtd/maps/amd76xrom.c

@@ -57,6 +57,7 @@ static void amd76xrom_cleanup(struct amd76xrom_window *window)
 		/* Disable writes through the rom window */
 		pci_read_config_byte(window->pdev, 0x40, &byte);
 		pci_write_config_byte(window->pdev, 0x40, byte & ~1);
+		pci_dev_put(window->pdev);
 	}
 
 	/* Free all of the mtd devices */
@@ -91,7 +92,7 @@ static int __devinit amd76xrom_init_one (struct pci_dev *pdev,
 	struct amd76xrom_map_info *map = NULL;
 	unsigned long map_top;
 
-	/* Remember the pci dev I find the window in */
+	/* Remember the pci dev I find the window in - already have a ref */
 	window->pdev = pdev;
 
 	/* Assume the rom window is properly setup, and find it's size */
@@ -302,7 +303,7 @@ static int __init init_amd76xrom(void)
 	struct pci_device_id *id;
 	pdev = NULL;
 	for(id = amd76xrom_pci_tbl; id->vendor; id++) {
-		pdev = pci_find_device(id->vendor, id->device, NULL);
+		pdev = pci_get_device(id->vendor, id->device, NULL);
 		if (pdev) {
 			break;
 		}

drivers/mtd/maps/arctic-mtd.c

@@ -96,6 +96,8 @@ static struct mtd_partition arctic_partitions[PARTITIONS] = {
 static int __init
 init_arctic_mtd(void)
 {
+	int err = 0;
+
 	printk("%s: 0x%08x at 0x%08x\n", NAME, SIZE, PADDR);
 
 	arctic_mtd_map.virt = ioremap(PADDR, SIZE);
@@ -109,12 +111,20 @@ init_arctic_mtd(void)
 	printk("%s: probing %d-bit flash bus\n", NAME, BUSWIDTH * 8);
 	arctic_mtd = do_map_probe("cfi_probe", &arctic_mtd_map);
 
-	if (!arctic_mtd)
+	if (!arctic_mtd) {
+		iounmap((void *) arctic_mtd_map.virt);
 		return -ENXIO;
+	}
 
 	arctic_mtd->owner = THIS_MODULE;
 
-	return add_mtd_partitions(arctic_mtd, arctic_partitions, PARTITIONS);
+	err = add_mtd_partitions(arctic_mtd, arctic_partitions, PARTITIONS);
+	if (err) {
+		printk("%s: add_mtd_partitions failed\n", NAME);
+		iounmap((void *) arctic_mtd_map.virt);
+	}
+
+	return err;
 }
 
 static void __exit

drivers/mtd/maps/beech-mtd.c

@@ -72,6 +72,8 @@ static struct mtd_partition beech_partitions[2] = {
 static int __init
 init_beech_mtd(void)
 {
+	int err = 0;
+
 	printk("%s: 0x%08x at 0x%08x\n", NAME, SIZE, PADDR);
 
 	beech_mtd_map.virt = ioremap(PADDR, SIZE);
@@ -86,12 +88,20 @@ init_beech_mtd(void)
 	printk("%s: probing %d-bit flash bus\n", NAME, BUSWIDTH * 8);
 	beech_mtd = do_map_probe("cfi_probe", &beech_mtd_map);
 
-	if (!beech_mtd)
+	if (!beech_mtd) {
+		iounmap((void *) beech_mtd_map.virt);
 		return -ENXIO;
+	}
 
 	beech_mtd->owner = THIS_MODULE;
 
-	return add_mtd_partitions(beech_mtd, beech_partitions, 2);
+	err = add_mtd_partitions(beech_mtd, beech_partitions, 2);
+	if (err) {
+		printk("%s: add_mtd_partitions failed\n", NAME);
+		iounmap((void *) beech_mtd_map.virt);
+	}
+
+	return err;
 }
 
 static void __exit

drivers/mtd/maps/cstm_mips_ixx.c

@@ -171,7 +171,14 @@ int __init init_cstm_mips_ixx(void)
 		cstm_mips_ixx_map[i].phys = cstm_mips_ixx_board_desc[i].window_addr;
 		cstm_mips_ixx_map[i].virt = ioremap(cstm_mips_ixx_board_desc[i].window_addr, cstm_mips_ixx_board_desc[i].window_size);
 		if (!cstm_mips_ixx_map[i].virt) {
+			int j = 0;
 			printk(KERN_WARNING "Failed to ioremap\n");
+			for (j = 0; j < i; j++) {
+				if (cstm_mips_ixx_map[j].virt) {
+					iounmap((void *)cstm_mips_ixx_map[j].virt);
+					cstm_mips_ixx_map[j].virt = 0;
+				}
+			}
 			return -EIO;
 	        }
 		cstm_mips_ixx_map[i].name = cstm_mips_ixx_board_desc[i].name;
@@ -204,8 +211,15 @@ int __init init_cstm_mips_ixx(void)
 	                cstm_mips_ixx_map[i].map_priv_2 = (unsigned long)mymtd;
 		        add_mtd_partitions(mymtd, parts, cstm_mips_ixx_board_desc[i].num_partitions);
 		}
-		else
-	           return -ENXIO;
+		else {
+			for (i = 0; i < PHYSMAP_NUMBER; i++) {
+				if (cstm_mips_ixx_map[i].virt) {
+					iounmap((void *)cstm_mips_ixx_map[i].virt);
+					cstm_mips_ixx_map[i].virt = 0;
+				}
+			}
+			return -ENXIO;
+		}
 	}
 	return 0;
 }

drivers/mtd/maps/ebony.c

@@ -108,6 +108,7 @@ int __init init_ebony(void)
 					ARRAY_SIZE(ebony_small_partitions));
 	} else {
 		printk("map probe failed for flash\n");
+		iounmap(ebony_small_map.virt);
 		return -ENXIO;
 	}
 
@@ -117,6 +118,7 @@ int __init init_ebony(void)
 
 	if (!ebony_large_map.virt) {
 		printk("Failed to ioremap flash\n");
+		iounmap(ebony_small_map.virt);
 		return -EIO;
 	}
 
@@ -129,6 +131,8 @@ int __init init_ebony(void)
 					ARRAY_SIZE(ebony_large_partitions));
 	} else {
 		printk("map probe failed for flash\n");
+		iounmap(ebony_small_map.virt);
+		iounmap(ebony_large_map.virt);
 		return -ENXIO;
 	}
 

drivers/mtd/maps/fortunet.c

@@ -218,8 +218,11 @@ int __init init_fortunet(void)
 				map_regions[ix].map_info.size);
 			if(!map_regions[ix].map_info.virt)
 			{
+				int j = 0;
 				printk(MTD_FORTUNET_PK "%s flash failed to ioremap!\n",
 					map_regions[ix].map_info.name);
+				for (j = 0 ; j < ix; j++)
+					iounmap(map_regions[j].map_info.virt);
 				return -ENXIO;
 			}
 			simple_map_init(&map_regions[ix].map_info);

drivers/mtd/maps/ichxrom.c

@@ -61,6 +61,7 @@ static void ichxrom_cleanup(struct ichxrom_window *window)
 	/* Disable writes through the rom window */
 	pci_read_config_word(window->pdev, BIOS_CNTL, &word);
 	pci_write_config_word(window->pdev, BIOS_CNTL, word & ~1);
+	pci_dev_put(window->pdev);
 
 	/* Free all of the mtd devices */
 	list_for_each_entry_safe(map, scratch, &window->maps, list) {
@@ -355,7 +356,7 @@ static int __init init_ichxrom(void)
 
 	pdev = NULL;
 	for (id = ichxrom_pci_tbl; id->vendor; id++) {
-		pdev = pci_find_device(id->vendor, id->device, NULL);
+		pdev = pci_get_device(id->vendor, id->device, NULL);
 		if (pdev) {
 			break;
 		}

drivers/mtd/maps/iq80310.c

@@ -1,118 +0,0 @@
-/*
- * $Id: iq80310.c,v 1.21 2005/11/07 11:14:27 gleixner Exp $
- *
- * Mapping for the Intel XScale IQ80310 evaluation board
- *
- * Author:	Nicolas Pitre
- * Copyright:	(C) 2001 MontaVista Software Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <asm/io.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/map.h>
-#include <linux/mtd/partitions.h>
-
-
-#define WINDOW_ADDR 	0
-#define WINDOW_SIZE 	8*1024*1024
-#define BUSWIDTH 	1
-
-static struct mtd_info *mymtd;
-
-static struct map_info iq80310_map = {
-	.name = "IQ80310 flash",
-	.size = WINDOW_SIZE,
-	.bankwidth = BUSWIDTH,
-	.phys = WINDOW_ADDR
-};
-
-static struct mtd_partition iq80310_partitions[4] = {
-	{
-		.name =		"Firmware",
-		.size =		0x00080000,
-		.offset =	0,
-		.mask_flags =	MTD_WRITEABLE  /* force read-only */
-	},{
-		.name =		"Kernel",
-		.size =		0x000a0000,
-		.offset =	0x00080000,
-	},{
-		.name =		"Filesystem",
-		.size =		0x00600000,
-		.offset =	0x00120000
-	},{
-		.name =		"RedBoot",
-		.size =		0x000e0000,
-		.offset =	0x00720000,
-		.mask_flags =	MTD_WRITEABLE
-	}
-};
-
-static struct mtd_info *mymtd;
-static struct mtd_partition *parsed_parts;
-static const char *probes[] = { "RedBoot", "cmdlinepart", NULL };
-
-static int __init init_iq80310(void)
-{
-	struct mtd_partition *parts;
-	int nb_parts = 0;
-	int parsed_nr_parts = 0;
-	int ret;
-
-	iq80310_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE);
-	if (!iq80310_map.virt) {
-		printk("Failed to ioremap\n");
-		return -EIO;
-	}
-	simple_map_init(&iq80310_map);
-
-	mymtd = do_map_probe("cfi_probe", &iq80310_map);
-	if (!mymtd) {
-		iounmap((void *)iq80310_map.virt);
-		return -ENXIO;
-	}
-	mymtd->owner = THIS_MODULE;
-
-	ret = parse_mtd_partitions(mymtd, probes, &parsed_parts, 0);
-
-	if (ret > 0)
-		parsed_nr_parts = ret;
-
-	if (parsed_nr_parts > 0) {
-		parts = parsed_parts;
-		nb_parts = parsed_nr_parts;
-	} else {
-		parts = iq80310_partitions;
-		nb_parts = ARRAY_SIZE(iq80310_partitions);
-	}
-	add_mtd_partitions(mymtd, parts, nb_parts);
-	return 0;
-}
-
-static void __exit cleanup_iq80310(void)
-{
-	if (mymtd) {
-		del_mtd_partitions(mymtd);
-		map_destroy(mymtd);
-		kfree(parsed_parts);
-	}
-	if (iq80310_map.virt)
-		iounmap((void *)iq80310_map.virt);
-}
-
-module_init(init_iq80310);
-module_exit(cleanup_iq80310);
-
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Nicolas Pitre <nico@cam.org>");
-MODULE_DESCRIPTION("MTD map driver for Intel XScale IQ80310 evaluation board");

drivers/mtd/maps/ixp4xx.c

@@ -253,7 +253,7 @@ static int ixp4xx_flash_probe(struct platform_device *dev)
 	/* Use the fast version */
 	info->map.write = ixp4xx_write16,
 
-	err = parse_mtd_partitions(info->mtd, probes, &info->partitions, 0);
+	err = parse_mtd_partitions(info->mtd, probes, &info->partitions, dev->resource->start);
 	if (err > 0) {
 		err = add_mtd_partitions(info->mtd, info->partitions, err);
 		if(err)

drivers/mtd/maps/l440gx.c

@@ -61,14 +61,17 @@ static int __init init_l440gx(void)
 	struct resource *pm_iobase;
 	__u16 word;
 
-	dev = pci_find_device(PCI_VENDOR_ID_INTEL,
+	dev = pci_get_device(PCI_VENDOR_ID_INTEL,
 		PCI_DEVICE_ID_INTEL_82371AB_0, NULL);
 
-	pm_dev = pci_find_device(PCI_VENDOR_ID_INTEL,
+	pm_dev = pci_get_device(PCI_VENDOR_ID_INTEL,
 		PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
 
+	pci_dev_put(dev);
+
 	if (!dev || !pm_dev) {
 		printk(KERN_NOTICE "L440GX flash mapping: failed to find PIIX4 ISA bridge, cannot continue\n");
+		pci_dev_put(pm_dev);
 		return -ENODEV;
 	}
 
@@ -76,6 +79,7 @@ static int __init init_l440gx(void)
 
 	if (!l440gx_map.virt) {
 		printk(KERN_WARNING "Failed to ioremap L440GX flash region\n");
+		pci_dev_put(pm_dev);
 		return -ENOMEM;
 	}
 	simple_map_init(&l440gx_map);
@@ -99,8 +103,12 @@ static int __init init_l440gx(void)
 		pm_iobase->start += iobase & ~1;
 		pm_iobase->end += iobase & ~1;
 
+		pci_dev_put(pm_dev);
+
 		/* Allocate the resource region */
 		if (pci_assign_resource(pm_dev, PIIXE_IOBASE_RESOURCE) != 0) {
+			pci_dev_put(dev);
+			pci_dev_put(pm_dev);
 			printk(KERN_WARNING "Could not allocate pm iobase resource\n");
 			iounmap(l440gx_map.virt);
 			return -ENXIO;

drivers/mtd/maps/lasat.c

@@ -79,6 +79,7 @@ static int __init init_lasat(void)
 		return 0;
 	}
 
+	iounmap(lasat_map.virt);
 	return -ENXIO;
 }
 
@@ -89,6 +90,7 @@ static void __exit cleanup_lasat(void)
 		map_destroy(lasat_mtd);
 	}
 	if (lasat_map.virt) {
+		iounmap(lasat_map.virt);
 		lasat_map.virt = 0;
 	}
 }

drivers/mtd/maps/nettel.c

@@ -277,6 +277,7 @@ int __init nettel_init(void)
 	nettel_amd_map.virt = ioremap_nocache(amdaddr, maxsize);
 	if (!nettel_amd_map.virt) {
 		printk("SNAPGEAR: failed to ioremap() BOOTCS\n");
+		iounmap(nettel_mmcrp);
 		return(-EIO);
 	}
 	simple_map_init(&nettel_amd_map);
@@ -337,7 +338,8 @@ int __init nettel_init(void)
 		nettel_amd_map.virt = NULL;
 #else
 		/* Only AMD flash supported */
-		return(-ENXIO);
+		rc = -ENXIO;
+		goto out_unmap2;
 #endif
 	}
 
@@ -361,14 +363,15 @@ int __init nettel_init(void)
 	nettel_intel_map.virt = ioremap_nocache(intel0addr, maxsize);
 	if (!nettel_intel_map.virt) {
 		printk("SNAPGEAR: failed to ioremap() ROMCS1\n");
-		return(-EIO);
+		rc = -EIO;
+		goto out_unmap2;
 	}
 	simple_map_init(&nettel_intel_map);
 
 	intel_mtd = do_map_probe("cfi_probe", &nettel_intel_map);
 	if (!intel_mtd) {
-		iounmap(nettel_intel_map.virt);
-		return(-ENXIO);
+		rc = -ENXIO;
+		goto out_unmap1;
 	}
 
 	/* Set PAR to the detected size */
@@ -394,13 +397,14 @@ int __init nettel_init(void)
 	nettel_intel_map.virt = ioremap_nocache(intel0addr, maxsize);
 	if (!nettel_intel_map.virt) {
 		printk("SNAPGEAR: failed to ioremap() ROMCS1/2\n");
-		return(-EIO);
+		rc = -EIO;
+		goto out_unmap2;
 	}
 
 	intel_mtd = do_map_probe("cfi_probe", &nettel_intel_map);
 	if (! intel_mtd) {
-		iounmap((void *) nettel_intel_map.virt);
-		return(-ENXIO);
+		rc = -ENXIO;
+		goto out_unmap1;
 	}
 
 	intel1size = intel_mtd->size - intel0size;
@@ -456,6 +460,18 @@ int __init nettel_init(void)
 #endif
 
 	return(rc);
+
+#ifdef CONFIG_MTD_CFI_INTELEXT
+out_unmap1:
+	iounmap((void *) nettel_intel_map.virt);
+#endif
+
+out_unmap2:
+	iounmap(nettel_mmcrp);
+	iounmap(nettel_amd_map.virt);
+
+	return(rc);
+		
 }
 
 /****************************************************************************/
@@ -469,6 +485,10 @@ void __exit nettel_cleanup(void)
 		del_mtd_partitions(amd_mtd);
 		map_destroy(amd_mtd);
 	}
+	if (nettel_mmcrp) {
+		iounmap(nettel_mmcrp);
+		nettel_mmcrp = NULL;
+	}
 	if (nettel_amd_map.virt) {
 		iounmap(nettel_amd_map.virt);
 		nettel_amd_map.virt = NULL;

drivers/mtd/maps/ocotea.c

@@ -97,6 +97,7 @@ int __init init_ocotea(void)
 					ARRAY_SIZE(ocotea_small_partitions));
 	} else {
 		printk("map probe failed for flash\n");
+		iounmap(ocotea_small_map.virt);
 		return -ENXIO;
 	}
 
@@ -106,6 +107,7 @@ int __init init_ocotea(void)
 
 	if (!ocotea_large_map.virt) {
 		printk("Failed to ioremap flash\n");
+		iounmap(ocotea_small_map.virt);
 		return -EIO;
 	}
 
@@ -118,6 +120,8 @@ int __init init_ocotea(void)
 					ARRAY_SIZE(ocotea_large_partitions));
 	} else {
 		printk("map probe failed for flash\n");
+		iounmap(ocotea_small_map.virt);
+		iounmap(ocotea_large_map.virt);
 		return -ENXIO;
 	}
 

drivers/mtd/maps/pcmciamtd.c

@@ -602,6 +602,10 @@ static int pcmciamtd_config(struct pcmcia_device *link)
 	ret = pcmcia_request_configuration(link, &link->conf);
 	if(ret != CS_SUCCESS) {
 		cs_error(link, RequestConfiguration, ret);
+		if (dev->win_base) {
+			iounmap(dev->win_base);
+			dev->win_base = NULL;
+		}
 		return -ENODEV;
 	}