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-rw-r--r--drivers/mtd/maps/bfin-async-flash.c4
-rw-r--r--drivers/mtd/maps/dc21285.c2
-rw-r--r--drivers/mtd/maps/gpio-addr-flash.c4
-rw-r--r--drivers/mtd/maps/h720x-flash.c4
-rw-r--r--drivers/mtd/maps/impa7.c2
-rw-r--r--drivers/mtd/maps/intel_vr_nor.c2
-rw-r--r--drivers/mtd/maps/ixp2000.c2
-rw-r--r--drivers/mtd/maps/ixp4xx.c5
-rw-r--r--drivers/mtd/maps/l440gx.c14
-rw-r--r--drivers/mtd/maps/lantiq-flash.c6
-rw-r--r--drivers/mtd/maps/latch-addr-flash.c5
-rw-r--r--drivers/mtd/maps/pcmciamtd.c14
-rw-r--r--drivers/mtd/maps/physmap.c24
-rw-r--r--drivers/mtd/maps/plat-ram.c5
-rw-r--r--drivers/mtd/maps/pxa2xx-flash.c3
-rw-r--r--drivers/mtd/maps/rbtx4939-flash.c4
-rw-r--r--drivers/mtd/maps/sa1100-flash.c18
-rw-r--r--drivers/mtd/maps/solutionengine.c4
-rw-r--r--drivers/mtd/maps/uclinux.c2
-rw-r--r--drivers/mtd/maps/vmu-flash.c14
-rw-r--r--drivers/mtd/maps/wr_sbc82xx_flash.c2
21 files changed, 92 insertions, 48 deletions
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 cbc3b7867910..a675bdbcb0fe 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -36,10 +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)
@@ -252,8 +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;
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;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-20 07:44:20 +0300