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-rw-r--r--drivers/mtd/devices/m25p80.c4
-rw-r--r--drivers/mtd/ftl.c4
-rw-r--r--drivers/mtd/maps/Kconfig7
-rw-r--r--drivers/mtd/maps/Makefile1
-rw-r--r--drivers/mtd/maps/mtx-1_flash.c95
-rw-r--r--drivers/mtd/maps/omap_nor.c25
-rw-r--r--drivers/mtd/maps/pcmciamtd.c9
-rw-r--r--drivers/mtd/mtdchar.c22
-rw-r--r--drivers/mtd/nand/orion_nand.c3
-rw-r--r--drivers/mtd/nand/pxa3xx_nand.c2
-rw-r--r--drivers/mtd/onenand/generic.c2
-rw-r--r--drivers/mtd/redboot.c2
-rw-r--r--drivers/mtd/ubi/cdev.c7
13 files changed, 50 insertions, 133 deletions
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 25efd331ef28..b402269301f6 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -346,8 +346,10 @@ static int m25p80_write(struct mtd_info *mtd, loff_t to, size_t len,
mutex_lock(&flash->lock);
/* Wait until finished previous write command. */
- if (wait_till_ready(flash))
+ if (wait_till_ready(flash)) {
+ mutex_unlock(&flash->lock);
return 1;
+ }
write_enable(flash);
diff --git a/drivers/mtd/ftl.c b/drivers/mtd/ftl.c
index 4a79b187b568..5c29872184e6 100644
--- a/drivers/mtd/ftl.c
+++ b/drivers/mtd/ftl.c
@@ -130,10 +130,6 @@ typedef struct partition_t {
u_int16_t DataUnits;
u_int32_t BlocksPerUnit;
erase_unit_header_t header;
-#if 0
- region_info_t region;
- memory_handle_t handle;
-#endif
} partition_t;
/* Partition state flags */
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index 17bc87a43ff4..d2fbc2964523 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -258,13 +258,6 @@ config MTD_ALCHEMY
help
Flash memory access on AMD Alchemy Pb/Db/RDK Reference Boards
-config MTD_MTX1
- tristate "4G Systems MTX-1 Flash device"
- depends on MIPS_MTX1 && MTD_CFI
- help
- Flash memory access on 4G Systems MTX-1 Board. If you have one of
- these boards and would like to use the flash chips on it, say 'Y'.
-
config MTD_DILNETPC
tristate "CFI Flash device mapped on DIL/Net PC"
depends on X86 && MTD_CONCAT && MTD_PARTITIONS && MTD_CFI_INTELEXT
diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile
index 957fb5f70f5e..c6ce8673dab2 100644
--- a/drivers/mtd/maps/Makefile
+++ b/drivers/mtd/maps/Makefile
@@ -65,5 +65,4 @@ obj-$(CONFIG_MTD_DMV182) += dmv182.o
obj-$(CONFIG_MTD_SHARP_SL) += sharpsl-flash.o
obj-$(CONFIG_MTD_PLATRAM) += plat-ram.o
obj-$(CONFIG_MTD_OMAP_NOR) += omap_nor.o
-obj-$(CONFIG_MTD_MTX1) += mtx-1_flash.o
obj-$(CONFIG_MTD_INTEL_VR_NOR) += intel_vr_nor.o
diff --git a/drivers/mtd/maps/mtx-1_flash.c b/drivers/mtd/maps/mtx-1_flash.c
deleted file mode 100644
index 2a8fde9b92f0..000000000000
--- a/drivers/mtd/maps/mtx-1_flash.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * Flash memory access on 4G Systems MTX-1 boards
- *
- * $Id: mtx-1_flash.c,v 1.2 2005/11/07 11:14:27 gleixner Exp $
- *
- * (C) 2005 Bruno Randolf <bruno.randolf@4g-systems.biz>
- * (C) 2005 Joern Engel <joern@wohnheim.fh-wedel.de>
- *
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/map.h>
-#include <linux/mtd/partitions.h>
-
-#include <asm/io.h>
-
-static struct map_info mtx1_map = {
- .name = "MTX-1 flash",
- .bankwidth = 4,
- .size = 0x2000000,
- .phys = 0x1E000000,
-};
-
-static struct mtd_partition mtx1_partitions[] = {
- {
- .name = "filesystem",
- .size = 0x01C00000,
- .offset = 0,
- },{
- .name = "yamon",
- .size = 0x00100000,
- .offset = MTDPART_OFS_APPEND,
- .mask_flags = MTD_WRITEABLE,
- },{
- .name = "kernel",
- .size = 0x002c0000,
- .offset = MTDPART_OFS_APPEND,
- },{
- .name = "yamon env",
- .size = 0x00040000,
- .offset = MTDPART_OFS_APPEND,
- }
-};
-
-static struct mtd_info *mtx1_mtd;
-
-int __init mtx1_mtd_init(void)
-{
- int ret = -ENXIO;
-
- simple_map_init(&mtx1_map);
-
- mtx1_map.virt = ioremap(mtx1_map.phys, mtx1_map.size);
- if (!mtx1_map.virt)
- return -EIO;
-
- mtx1_mtd = do_map_probe("cfi_probe", &mtx1_map);
- if (!mtx1_mtd)
- goto err;
-
- mtx1_mtd->owner = THIS_MODULE;
-
- ret = add_mtd_partitions(mtx1_mtd, mtx1_partitions,
- ARRAY_SIZE(mtx1_partitions));
- if (ret)
- goto err;
-
- return 0;
-
-err:
- iounmap(mtx1_map.virt);
- return ret;
-}
-
-static void __exit mtx1_mtd_cleanup(void)
-{
- if (mtx1_mtd) {
- del_mtd_partitions(mtx1_mtd);
- map_destroy(mtx1_mtd);
- }
- if (mtx1_map.virt)
- iounmap(mtx1_map.virt);
-}
-
-module_init(mtx1_mtd_init);
-module_exit(mtx1_mtd_cleanup);
-
-MODULE_AUTHOR("Bruno Randolf <bruno.randolf@4g-systems.biz>");
-MODULE_DESCRIPTION("MTX-1 flash map");
-MODULE_LICENSE("GPL");
diff --git a/drivers/mtd/maps/omap_nor.c b/drivers/mtd/maps/omap_nor.c
index 240b0e2d095d..68eec6c6c517 100644
--- a/drivers/mtd/maps/omap_nor.c
+++ b/drivers/mtd/maps/omap_nor.c
@@ -60,13 +60,22 @@ struct omapflash_info {
static void omap_set_vpp(struct map_info *map, int enable)
{
static int count;
-
- if (enable) {
- if (count++ == 0)
- OMAP_EMIFS_CONFIG_REG |= OMAP_EMIFS_CONFIG_WP;
- } else {
- if (count && (--count == 0))
- OMAP_EMIFS_CONFIG_REG &= ~OMAP_EMIFS_CONFIG_WP;
+ u32 l;
+
+ if (cpu_class_is_omap1()) {
+ if (enable) {
+ if (count++ == 0) {
+ l = omap_readl(EMIFS_CONFIG);
+ l |= OMAP_EMIFS_CONFIG_WP;
+ omap_writel(l, EMIFS_CONFIG);
+ }
+ } else {
+ if (count && (--count == 0)) {
+ l = omap_readl(EMIFS_CONFIG);
+ l &= ~OMAP_EMIFS_CONFIG_WP;
+ omap_writel(l, EMIFS_CONFIG);
+ }
+ }
}
}
@@ -110,7 +119,7 @@ static int __init omapflash_probe(struct platform_device *pdev)
err = parse_mtd_partitions(info->mtd, part_probes, &info->parts, 0);
if (err > 0)
add_mtd_partitions(info->mtd, info->parts, err);
- else if (err < 0 && pdata->parts)
+ else if (err <= 0 && pdata->parts)
add_mtd_partitions(info->mtd, pdata->parts, pdata->nr_parts);
else
#endif
diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c
index 1912d968718b..0cc31675aeb9 100644
--- a/drivers/mtd/maps/pcmciamtd.c
+++ b/drivers/mtd/maps/pcmciamtd.c
@@ -498,17 +498,14 @@ static int pcmciamtd_config(struct pcmcia_device *link)
int i;
config_info_t t;
static char *probes[] = { "jedec_probe", "cfi_probe" };
- cisinfo_t cisinfo;
int new_name = 0;
DEBUG(3, "link=0x%p", link);
DEBUG(2, "Validating CIS");
- ret = pcmcia_validate_cis(link, &cisinfo);
+ ret = pcmcia_validate_cis(link, NULL);
if(ret != CS_SUCCESS) {
cs_error(link, GetTupleData, ret);
- } else {
- DEBUG(2, "ValidateCIS found %d chains", cisinfo.Chains);
}
card_settings(dev, link, &new_name);
@@ -563,9 +560,7 @@ static int pcmciamtd_config(struct pcmcia_device *link)
DEBUG(1, "Allocated a window of %dKiB", dev->win_size >> 10);
/* Get write protect status */
- CS_CHECK(GetStatus, pcmcia_get_status(link, &status));
- DEBUG(2, "status value: 0x%x window handle = 0x%8.8lx",
- status.CardState, (unsigned long)link->win);
+ DEBUG(2, "window handle = 0x%8.8lx", (unsigned long)link->win);
dev->win_base = ioremap(req.Base, req.Size);
if(!dev->win_base) {
err("ioremap(%lu, %u) failed", req.Base, req.Size);
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 5d3ac512ce16..129d429cd2da 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -14,6 +14,7 @@
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/sched.h>
+#include <linux/smp_lock.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/compatmac.h>
@@ -86,6 +87,7 @@ static int mtd_open(struct inode *inode, struct file *file)
{
int minor = iminor(inode);
int devnum = minor >> 1;
+ int ret = 0;
struct mtd_info *mtd;
struct mtd_file_info *mfi;
@@ -98,31 +100,39 @@ static int mtd_open(struct inode *inode, struct file *file)
if ((file->f_mode & 2) && (minor & 1))
return -EACCES;
+ lock_kernel();
mtd = get_mtd_device(NULL, devnum);
- if (IS_ERR(mtd))
- return PTR_ERR(mtd);
+ if (IS_ERR(mtd)) {
+ ret = PTR_ERR(mtd);
+ goto out;
+ }
if (MTD_ABSENT == mtd->type) {
put_mtd_device(mtd);
- return -ENODEV;
+ ret = -ENODEV;
+ goto out;
}
/* You can't open it RW if it's not a writeable device */
if ((file->f_mode & 2) && !(mtd->flags & MTD_WRITEABLE)) {
put_mtd_device(mtd);
- return -EACCES;
+ ret = -EACCES;
+ goto out;
}
mfi = kzalloc(sizeof(*mfi), GFP_KERNEL);
if (!mfi) {
put_mtd_device(mtd);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out;
}
mfi->mtd = mtd;
file->private_data = mfi;
- return 0;
+out:
+ unlock_kernel();
+ return ret;
} /* mtd_open */
/*====================================================================*/
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 59e05a1c50cf..ee2ac3948cd8 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -85,6 +85,9 @@ static int __init orion_nand_probe(struct platform_device *pdev)
nc->cmd_ctrl = orion_nand_cmd_ctrl;
nc->ecc.mode = NAND_ECC_SOFT;
+ if (board->chip_delay)
+ nc->chip_delay = board->chip_delay;
+
if (board->width == 16)
nc->options |= NAND_BUSWIDTH_16;
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index fceb468ccdec..fe2bc7e42119 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -1216,7 +1216,7 @@ static int pxa3xx_nand_resume(struct platform_device *pdev)
clk_enable(info->clk);
- return pxa3xx_nand_config_flash(info);
+ return pxa3xx_nand_config_flash(info, info->flash_info);
}
#else
#define pxa3xx_nand_suspend NULL
diff --git a/drivers/mtd/onenand/generic.c b/drivers/mtd/onenand/generic.c
index 3d44d040a47d..ad81ab8e95e2 100644
--- a/drivers/mtd/onenand/generic.c
+++ b/drivers/mtd/onenand/generic.c
@@ -76,7 +76,7 @@ static int __devinit generic_onenand_probe(struct device *dev)
err = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
if (err > 0)
add_mtd_partitions(&info->mtd, info->parts, err);
- else if (err < 0 && pdata->parts)
+ else if (err <= 0 && pdata->parts)
add_mtd_partitions(&info->mtd, pdata->parts, pdata->nr_parts);
else
#endif
diff --git a/drivers/mtd/redboot.c b/drivers/mtd/redboot.c
index 47474903263c..c5030f94f04e 100644
--- a/drivers/mtd/redboot.c
+++ b/drivers/mtd/redboot.c
@@ -295,5 +295,5 @@ module_init(redboot_parser_init);
module_exit(redboot_parser_exit);
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Red Hat, Inc. - David Woodhouse <dwmw2@cambridge.redhat.com>");
+MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>");
MODULE_DESCRIPTION("Parsing code for RedBoot Flash Image System (FIS) tables");
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index 9d6aae5449b6..89193ba9451e 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -39,6 +39,7 @@
#include <linux/stat.h>
#include <linux/ioctl.h>
#include <linux/capability.h>
+#include <linux/smp_lock.h>
#include <mtd/ubi-user.h>
#include <asm/uaccess.h>
#include <asm/div64.h>
@@ -103,9 +104,12 @@ static int vol_cdev_open(struct inode *inode, struct file *file)
struct ubi_volume_desc *desc;
int vol_id = iminor(inode) - 1, mode, ubi_num;
+ lock_kernel();
ubi_num = ubi_major2num(imajor(inode));
- if (ubi_num < 0)
+ if (ubi_num < 0) {
+ unlock_kernel();
return ubi_num;
+ }
if (file->f_mode & FMODE_WRITE)
mode = UBI_READWRITE;
@@ -115,6 +119,7 @@ static int vol_cdev_open(struct inode *inode, struct file *file)
dbg_msg("open volume %d, mode %d", vol_id, mode);
desc = ubi_open_volume(ubi_num, vol_id, mode);
+ unlock_kernel();
if (IS_ERR(desc))
return PTR_ERR(desc);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-07 13:56:45 +0000