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-rw-r--r--drivers/mtd/devices/Kconfig6
-rw-r--r--drivers/mtd/devices/Makefile7
-rw-r--r--drivers/mtd/devices/block2mtd.c27
-rw-r--r--drivers/mtd/devices/doc2000.c129
-rw-r--r--drivers/mtd/devices/doc2001.c60
-rw-r--r--drivers/mtd/devices/doc2001plus.c60
-rw-r--r--drivers/mtd/devices/docprobe.c26
-rw-r--r--drivers/mtd/devices/lart.c1
-rw-r--r--drivers/mtd/devices/m25p80.c1
-rw-r--r--drivers/mtd/devices/ms02-nv.c2
-rw-r--r--drivers/mtd/devices/mtdram.c1
-rw-r--r--drivers/mtd/devices/phram.c16
-rw-r--r--drivers/mtd/devices/slram.c3
13 files changed, 135 insertions, 204 deletions
diff --git a/drivers/mtd/devices/Kconfig b/drivers/mtd/devices/Kconfig
index 7fac438b5c32..16c02b5ccf7e 100644
--- a/drivers/mtd/devices/Kconfig
+++ b/drivers/mtd/devices/Kconfig
@@ -47,6 +47,11 @@ config MTD_MS02NV
accelerator. Say Y here if you have a DECstation 5000/2x0 or a
DECsystem 5900 equipped with such a module.
+ If you want to compile this driver as a module ( = code which can be
+ inserted in and removed from the running kernel whenever you want),
+ say M here and read <file:Documentation/modules.txt>. The module will
+ be called ms02-nv.o.
+
config MTD_DATAFLASH
tristate "Support for AT45xxx DataFlash"
depends on MTD && SPI_MASTER && EXPERIMENTAL
@@ -209,7 +214,6 @@ config MTD_DOC2001PLUS
config MTD_DOCPROBE
tristate
select MTD_DOCECC
- select OBSOLETE_INTERMODULE
config MTD_DOCECC
tristate
diff --git a/drivers/mtd/devices/Makefile b/drivers/mtd/devices/Makefile
index b6573670316f..0f788d5c4bf8 100644
--- a/drivers/mtd/devices/Makefile
+++ b/drivers/mtd/devices/Makefile
@@ -3,13 +3,6 @@
#
# $Id: Makefile.common,v 1.7 2004/12/22 17:51:15 joern Exp $
-# *** BIG UGLY NOTE ***
-#
-# The removal of get_module_symbol() and replacement with
-# inter_module_register() et al has introduced a link order dependency
-# here where previously there was none. We now have to ensure that
-# doc200[01].o are linked before docprobe.o
-
obj-$(CONFIG_MTD_DOC2000) += doc2000.o
obj-$(CONFIG_MTD_DOC2001) += doc2001.o
obj-$(CONFIG_MTD_DOC2001PLUS) += doc2001plus.o
diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index 4160b8334c53..0d98c223c5fc 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -4,7 +4,7 @@
* block2mtd.c - create an mtd from a block device
*
* Copyright (C) 2001,2002 Simon Evans <spse@secret.org.uk>
- * Copyright (C) 2004,2005 Jörn Engel <joern@wh.fh-wedel.de>
+ * Copyright (C) 2004-2006 Jörn Engel <joern@wh.fh-wedel.de>
*
* Licence: GPL
*/
@@ -331,7 +331,6 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size)
dev->mtd.writev = default_mtd_writev;
dev->mtd.sync = block2mtd_sync;
dev->mtd.read = block2mtd_read;
- dev->mtd.readv = default_mtd_readv;
dev->mtd.priv = dev;
dev->mtd.owner = THIS_MODULE;
@@ -351,6 +350,12 @@ devinit_err:
}
+/* This function works similar to reguler strtoul. In addition, it
+ * allows some suffixes for a more human-readable number format:
+ * ki, Ki, kiB, KiB - multiply result with 1024
+ * Mi, MiB - multiply result with 1024^2
+ * Gi, GiB - multiply result with 1024^3
+ */
static int ustrtoul(const char *cp, char **endp, unsigned int base)
{
unsigned long result = simple_strtoul(cp, endp, base);
@@ -359,11 +364,16 @@ static int ustrtoul(const char *cp, char **endp, unsigned int base)
result *= 1024;
case 'M':
result *= 1024;
+ case 'K':
case 'k':
result *= 1024;
/* By dwmw2 editorial decree, "ki", "Mi" or "Gi" are to be used. */
- if ((*endp)[1] == 'i')
- (*endp) += 2;
+ if ((*endp)[1] == 'i') {
+ if ((*endp)[2] == 'B')
+ (*endp) += 3;
+ else
+ (*endp) += 2;
+ }
}
return result;
}
@@ -418,7 +428,8 @@ static inline void kill_final_newline(char *str)
static int block2mtd_setup(const char *val, struct kernel_param *kp)
{
- char buf[80+12], *str=buf; /* 80 for device, 12 for erase size */
+ char buf[80+12]; /* 80 for device, 12 for erase size */
+ char *str = buf;
char *token[2];
char *name;
size_t erase_size = PAGE_SIZE;
@@ -430,7 +441,7 @@ static int block2mtd_setup(const char *val, struct kernel_param *kp)
strcpy(str, val);
kill_final_newline(str);
- for (i=0; i<2; i++)
+ for (i = 0; i < 2; i++)
token[i] = strsep(&str, ",");
if (str)
@@ -449,8 +460,10 @@ static int block2mtd_setup(const char *val, struct kernel_param *kp)
if (token[1]) {
ret = parse_num(&erase_size, token[1]);
- if (ret)
+ if (ret) {
+ kfree(name);
parse_err("illegal erase size");
+ }
}
add_device(name, erase_size);
diff --git a/drivers/mtd/devices/doc2000.c b/drivers/mtd/devices/doc2000.c
index 23e7a5c7d2c1..c54e40464d82 100644
--- a/drivers/mtd/devices/doc2000.c
+++ b/drivers/mtd/devices/doc2000.c
@@ -59,13 +59,10 @@ static int doc_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
size_t *retlen, u_char *buf, u_char *eccbuf, struct nand_oobinfo *oobsel);
static int doc_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
size_t *retlen, const u_char *buf, u_char *eccbuf, struct nand_oobinfo *oobsel);
-static int doc_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs,
- unsigned long count, loff_t to, size_t *retlen,
- u_char *eccbuf, struct nand_oobinfo *oobsel);
-static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, u_char *buf);
-static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, const u_char *buf);
+static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
+static int doc_write_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
static int doc_write_oob_nolock(struct mtd_info *mtd, loff_t ofs, size_t len,
size_t *retlen, const u_char *buf);
static int doc_erase (struct mtd_info *mtd, struct erase_info *instr);
@@ -517,16 +514,9 @@ static int DoC2k_is_alias(struct DiskOnChip *doc1, struct DiskOnChip *doc2)
return retval;
}
-static const char im_name[] = "DoC2k_init";
-
-/* This routine is made available to other mtd code via
- * inter_module_register. It must only be accessed through
- * inter_module_get which will bump the use count of this module. The
- * addresses passed back in mtd are valid as long as the use count of
- * this module is non-zero, i.e. between inter_module_get and
- * inter_module_put. Keith Owens <kaos@ocs.com.au> 29 Oct 2000.
- */
-static void DoC2k_init(struct mtd_info *mtd)
+/* This routine is found from the docprobe code by symbol_get(),
+ * which will bump the use count of this module. */
+void DoC2k_init(struct mtd_info *mtd)
{
struct DiskOnChip *this = mtd->priv;
struct DiskOnChip *old = NULL;
@@ -586,7 +576,7 @@ static void DoC2k_init(struct mtd_info *mtd)
mtd->ecctype = MTD_ECC_RS_DiskOnChip;
mtd->size = 0;
mtd->erasesize = 0;
- mtd->oobblock = 512;
+ mtd->writesize = 512;
mtd->oobsize = 16;
mtd->owner = THIS_MODULE;
mtd->erase = doc_erase;
@@ -594,9 +584,6 @@ static void DoC2k_init(struct mtd_info *mtd)
mtd->unpoint = NULL;
mtd->read = doc_read;
mtd->write = doc_write;
- mtd->read_ecc = doc_read_ecc;
- mtd->write_ecc = doc_write_ecc;
- mtd->writev_ecc = doc_writev_ecc;
mtd->read_oob = doc_read_oob;
mtd->write_oob = doc_write_oob;
mtd->sync = NULL;
@@ -623,6 +610,7 @@ static void DoC2k_init(struct mtd_info *mtd)
return;
}
}
+EXPORT_SYMBOL_GPL(DoC2k_init);
static int doc_read(struct mtd_info *mtd, loff_t from, size_t len,
size_t * retlen, u_char * buf)
@@ -971,72 +959,18 @@ static int doc_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
return 0;
}
-static int doc_writev_ecc(struct mtd_info *mtd, const struct kvec *vecs,
- unsigned long count, loff_t to, size_t *retlen,
- u_char *eccbuf, struct nand_oobinfo *oobsel)
-{
- static char static_buf[512];
- static DEFINE_MUTEX(writev_buf_mutex);
-
- size_t totretlen = 0;
- size_t thisvecofs = 0;
- int ret= 0;
-
- mutex_lock(&writev_buf_mutex);
-
- while(count) {
- size_t thislen, thisretlen;
- unsigned char *buf;
-
- buf = vecs->iov_base + thisvecofs;
- thislen = vecs->iov_len - thisvecofs;
-
-
- if (thislen >= 512) {
- thislen = thislen & ~(512-1);
- thisvecofs += thislen;
- } else {
- /* Not enough to fill a page. Copy into buf */
- memcpy(static_buf, buf, thislen);
- buf = &static_buf[thislen];
-
- while(count && thislen < 512) {
- vecs++;
- count--;
- thisvecofs = min((512-thislen), vecs->iov_len);
- memcpy(buf, vecs->iov_base, thisvecofs);
- thislen += thisvecofs;
- buf += thisvecofs;
- }
- buf = static_buf;
- }
- if (count && thisvecofs == vecs->iov_len) {
- thisvecofs = 0;
- vecs++;
- count--;
- }
- ret = doc_write_ecc(mtd, to, thislen, &thisretlen, buf, eccbuf, oobsel);
-
- totretlen += thisretlen;
-
- if (ret || thisretlen != thislen)
- break;
-
- to += thislen;
- }
-
- mutex_unlock(&writev_buf_mutex);
- *retlen = totretlen;
- return ret;
-}
-
-
-static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t * retlen, u_char * buf)
+static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops)
{
struct DiskOnChip *this = mtd->priv;
int len256 = 0, ret;
struct Nand *mychip;
+ uint8_t *buf = ops->oobbuf;
+ size_t len = ops->len;
+
+ BUG_ON(ops->mode != MTD_OOB_PLACE);
+
+ ofs += ops->ooboffs;
mutex_lock(&this->lock);
@@ -1077,7 +1011,7 @@ static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
DoC_ReadBuf(this, &buf[len256], len - len256);
- *retlen = len;
+ ops->retlen = len;
/* Reading the full OOB data drops us off of the end of the page,
* causing the flash device to go into busy mode, so we need
* to wait until ready 11.4.1 and Toshiba TC58256FT docs */
@@ -1192,17 +1126,20 @@ static int doc_write_oob_nolock(struct mtd_info *mtd, loff_t ofs, size_t len,
}
-static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t * retlen, const u_char * buf)
+static int doc_write_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops)
{
- struct DiskOnChip *this = mtd->priv;
- int ret;
+ struct DiskOnChip *this = mtd->priv;
+ int ret;
- mutex_lock(&this->lock);
- ret = doc_write_oob_nolock(mtd, ofs, len, retlen, buf);
+ BUG_ON(ops->mode != MTD_OOB_PLACE);
+
+ mutex_lock(&this->lock);
+ ret = doc_write_oob_nolock(mtd, ofs + ops->ooboffs, ops->len,
+ &ops->retlen, ops->oobbuf);
- mutex_unlock(&this->lock);
- return ret;
+ mutex_unlock(&this->lock);
+ return ret;
}
static int doc_erase(struct mtd_info *mtd, struct erase_info *instr)
@@ -1277,12 +1214,6 @@ static int doc_erase(struct mtd_info *mtd, struct erase_info *instr)
*
****************************************************************************/
-static int __init init_doc2000(void)
-{
- inter_module_register(im_name, THIS_MODULE, &DoC2k_init);
- return 0;
-}
-
static void __exit cleanup_doc2000(void)
{
struct mtd_info *mtd;
@@ -1298,11 +1229,9 @@ static void __exit cleanup_doc2000(void)
kfree(this->chips);
kfree(mtd);
}
- inter_module_unregister(im_name);
}
module_exit(cleanup_doc2000);
-module_init(init_doc2000);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org> et al.");
diff --git a/drivers/mtd/devices/doc2001.c b/drivers/mtd/devices/doc2001.c
index 681a9c73a2a3..0cf022a69e65 100644
--- a/drivers/mtd/devices/doc2001.c
+++ b/drivers/mtd/devices/doc2001.c
@@ -43,10 +43,10 @@ static int doc_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
static int doc_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
size_t *retlen, const u_char *buf, u_char *eccbuf,
struct nand_oobinfo *oobsel);
-static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, u_char *buf);
-static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, const u_char *buf);
+static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
+static int doc_write_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
static int doc_erase (struct mtd_info *mtd, struct erase_info *instr);
static struct mtd_info *docmillist = NULL;
@@ -324,16 +324,9 @@ static int DoCMil_is_alias(struct DiskOnChip *doc1, struct DiskOnChip *doc2)
return retval;
}
-static const char im_name[] = "DoCMil_init";
-
-/* This routine is made available to other mtd code via
- * inter_module_register. It must only be accessed through
- * inter_module_get which will bump the use count of this module. The
- * addresses passed back in mtd are valid as long as the use count of
- * this module is non-zero, i.e. between inter_module_get and
- * inter_module_put. Keith Owens <kaos@ocs.com.au> 29 Oct 2000.
- */
-static void DoCMil_init(struct mtd_info *mtd)
+/* This routine is found from the docprobe code by symbol_get(),
+ * which will bump the use count of this module. */
+void DoCMil_init(struct mtd_info *mtd)
{
struct DiskOnChip *this = mtd->priv;
struct DiskOnChip *old = NULL;
@@ -368,7 +361,7 @@ static void DoCMil_init(struct mtd_info *mtd)
/* FIXME: erase size is not always 8KiB */
mtd->erasesize = 0x2000;
- mtd->oobblock = 512;
+ mtd->writesize = 512;
mtd->oobsize = 16;
mtd->owner = THIS_MODULE;
mtd->erase = doc_erase;
@@ -376,8 +369,6 @@ static void DoCMil_init(struct mtd_info *mtd)
mtd->unpoint = NULL;
mtd->read = doc_read;
mtd->write = doc_write;
- mtd->read_ecc = doc_read_ecc;
- mtd->write_ecc = doc_write_ecc;
mtd->read_oob = doc_read_oob;
mtd->write_oob = doc_write_oob;
mtd->sync = NULL;
@@ -401,6 +392,7 @@ static void DoCMil_init(struct mtd_info *mtd)
return;
}
}
+EXPORT_SYMBOL_GPL(DoCMil_init);
static int doc_read (struct mtd_info *mtd, loff_t from, size_t len,
size_t *retlen, u_char *buf)
@@ -670,8 +662,8 @@ static int doc_write_ecc (struct mtd_info *mtd, loff_t to, size_t len,
return ret;
}
-static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, u_char *buf)
+static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops)
{
#ifndef USE_MEMCPY
int i;
@@ -680,6 +672,12 @@ static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
struct DiskOnChip *this = mtd->priv;
void __iomem *docptr = this->virtadr;
struct Nand *mychip = &this->chips[ofs >> this->chipshift];
+ uint8_t *buf = ops->oobbuf;
+ size_t len = ops->len;
+
+ BUG_ON(ops->mode != MTD_OOB_PLACE);
+
+ ofs += ops->ooboffs;
/* Find the chip which is to be used and select it */
if (this->curfloor != mychip->floor) {
@@ -716,13 +714,13 @@ static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
#endif
buf[len - 1] = ReadDOC(docptr, LastDataRead);
- *retlen = len;
+ ops->retlen = len;
return 0;
}
-static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, const u_char *buf)
+static int doc_write_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops)
{
#ifndef USE_MEMCPY
int i;
@@ -732,6 +730,12 @@ static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
struct DiskOnChip *this = mtd->priv;
void __iomem *docptr = this->virtadr;
struct Nand *mychip = &this->chips[ofs >> this->chipshift];
+ uint8_t *buf = ops->oobbuf;
+ size_t len = ops->len;
+
+ BUG_ON(ops->mode != MTD_OOB_PLACE);
+
+ ofs += ops->ooboffs;
/* Find the chip which is to be used and select it */
if (this->curfloor != mychip->floor) {
@@ -783,12 +787,12 @@ static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
if (ReadDOC(docptr, Mil_CDSN_IO) & 1) {
printk("Error programming oob data\n");
/* FIXME: implement Bad Block Replacement (in nftl.c ??) */
- *retlen = 0;
+ ops->retlen = 0;
ret = -EIO;
}
dummy = ReadDOC(docptr, LastDataRead);
- *retlen = len;
+ ops->retlen = len;
return ret;
}
@@ -856,12 +860,6 @@ int doc_erase (struct mtd_info *mtd, struct erase_info *instr)
*
****************************************************************************/
-static int __init init_doc2001(void)
-{
- inter_module_register(im_name, THIS_MODULE, &DoCMil_init);
- return 0;
-}
-
static void __exit cleanup_doc2001(void)
{
struct mtd_info *mtd;
@@ -877,11 +875,9 @@ static void __exit cleanup_doc2001(void)
kfree(this->chips);
kfree(mtd);
}
- inter_module_unregister(im_name);
}
module_exit(cleanup_doc2001);
-module_init(init_doc2001);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org> et al.");
diff --git a/drivers/mtd/devices/doc2001plus.c b/drivers/mtd/devices/doc2001plus.c
index 5f57f29efee4..66cb1e50469a 100644
--- a/drivers/mtd/devices/doc2001plus.c
+++ b/drivers/mtd/devices/doc2001plus.c
@@ -47,10 +47,10 @@ static int doc_read_ecc(struct mtd_info *mtd, loff_t from, size_t len,
static int doc_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
size_t *retlen, const u_char *buf, u_char *eccbuf,
struct nand_oobinfo *oobsel);
-static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, u_char *buf);
-static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, const u_char *buf);
+static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
+static int doc_write_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
static int doc_erase (struct mtd_info *mtd, struct erase_info *instr);
static struct mtd_info *docmilpluslist = NULL;
@@ -447,16 +447,9 @@ static int DoCMilPlus_is_alias(struct DiskOnChip *doc1, struct DiskOnChip *doc2)
return retval;
}
-static const char im_name[] = "DoCMilPlus_init";
-
-/* This routine is made available to other mtd code via
- * inter_module_register. It must only be accessed through
- * inter_module_get which will bump the use count of this module. The
- * addresses passed back in mtd are valid as long as the use count of
- * this module is non-zero, i.e. between inter_module_get and
- * inter_module_put. Keith Owens <kaos@ocs.com.au> 29 Oct 2000.
- */
-static void DoCMilPlus_init(struct mtd_info *mtd)
+/* This routine is found from the docprobe code by symbol_get(),
+ * which will bump the use count of this module. */
+void DoCMilPlus_init(struct mtd_info *mtd)
{
struct DiskOnChip *this = mtd->priv;
struct DiskOnChip *old = NULL;
@@ -490,7 +483,7 @@ static void DoCMilPlus_init(struct mtd_info *mtd)
mtd->size = 0;
mtd->erasesize = 0;
- mtd->oobblock = 512;
+ mtd->writesize = 512;
mtd->oobsize = 16;
mtd->owner = THIS_MODULE;
mtd->erase = doc_erase;
@@ -498,8 +491,6 @@ static void DoCMilPlus_init(struct mtd_info *mtd)
mtd->unpoint = NULL;
mtd->read = doc_read;
mtd->write = doc_write;
- mtd->read_ecc = doc_read_ecc;
- mtd->write_ecc = doc_write_ecc;
mtd->read_oob = doc_read_oob;
mtd->write_oob = doc_write_oob;
mtd->sync = NULL;
@@ -524,6 +515,7 @@ static void DoCMilPlus_init(struct mtd_info *mtd)
return;
}
}
+EXPORT_SYMBOL_GPL(DoCMilPlus_init);
#if 0
static int doc_dumpblk(struct mtd_info *mtd, loff_t from)
@@ -876,14 +868,20 @@ static int doc_write_ecc(struct mtd_info *mtd, loff_t to, size_t len,
return ret;
}
-static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, u_char *buf)
+static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops)
{
loff_t fofs, base;
struct DiskOnChip *this = mtd->priv;
void __iomem * docptr = this->virtadr;
struct Nand *mychip = &this->chips[ofs >> this->chipshift];
size_t i, size, got, want;
+ uint8_t *buf = ops->oobbuf;
+ size_t len = ops->len;
+
+ BUG_ON(ops->mode != MTD_OOB_PLACE);
+
+ ofs += ops->ooboffs;
DoC_CheckASIC(docptr);
@@ -949,12 +947,12 @@ static int doc_read_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
/* Disable flash internally */
WriteDOC(0, docptr, Mplus_FlashSelect);
- *retlen = len;
+ ops->retlen = len;
return 0;
}
-static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
- size_t *retlen, const u_char *buf)
+static int doc_write_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops)
{
volatile char dummy;
loff_t fofs, base;
@@ -963,6 +961,12 @@ static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
struct Nand *mychip = &this->chips[ofs >> this->chipshift];
size_t i, size, got, want;
int ret = 0;
+ uint8_t *buf = ops->oobbuf;
+ size_t len = ops->len;
+
+ BUG_ON(ops->mode != MTD_OOB_PLACE);
+
+ ofs += ops->ooboffs;
DoC_CheckASIC(docptr);
@@ -1038,7 +1042,7 @@ static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
printk("MTD: Error 0x%x programming oob at 0x%x\n",
dummy, (int)ofs);
/* FIXME: implement Bad Block Replacement */
- *retlen = 0;
+ ops->retlen = 0;
ret = -EIO;
}
dummy = ReadDOC(docptr, Mplus_LastDataRead);
@@ -1051,7 +1055,7 @@ static int doc_write_oob(struct mtd_info *mtd, loff_t ofs, size_t len,
/* Disable flash internally */
WriteDOC(0, docptr, Mplus_FlashSelect);
- *retlen = len;
+ ops->retlen = len;
return ret;
}
@@ -1122,12 +1126,6 @@ int doc_erase(struct mtd_info *mtd, struct erase_info *instr)
*
****************************************************************************/
-static int __init init_doc2001plus(void)
-{
- inter_module_register(im_name, THIS_MODULE, &DoCMilPlus_init);
- return 0;
-}
-
static void __exit cleanup_doc2001plus(void)
{
struct mtd_info *mtd;
@@ -1143,11 +1141,9 @@ static void __exit cleanup_doc2001plus(void)
kfree(this->chips);
kfree(mtd);
}
- inter_module_unregister(im_name);
}
module_exit(cleanup_doc2001plus);
-module_init(init_doc2001plus);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Greg Ungerer <gerg@snapgear.com> et al.");
diff --git a/drivers/mtd/devices/docprobe.c b/drivers/mtd/devices/docprobe.c
index 13178b9dd00a..593bb033a3fa 100644
--- a/drivers/mtd/devices/docprobe.c
+++ b/drivers/mtd/devices/docprobe.c
@@ -231,6 +231,10 @@ static inline int __init doccheck(void __iomem *potential, unsigned long physadr
static int docfound;
+extern void DoC2k_init(struct mtd_info *);
+extern void DoCMil_init(struct mtd_info *);
+extern void DoCMilPlus_init(struct mtd_info *);
+
static void __init DoC_Probe(unsigned long physadr)
{
void __iomem *docptr;
@@ -239,8 +243,6 @@ static void __init DoC_Probe(unsigned long physadr)
int ChipID;
char namebuf[15];
char *name = namebuf;
- char *im_funcname = NULL;
- char *im_modname = NULL;
void (*initroutine)(struct mtd_info *) = NULL;
docptr = ioremap(physadr, DOC_IOREMAP_LEN);
@@ -278,41 +280,33 @@ static void __init DoC_Probe(unsigned long physadr)
switch(ChipID) {
case DOC_ChipID_Doc2kTSOP:
name="2000 TSOP";
- im_funcname = "DoC2k_init";
- im_modname = "doc2000";
+ initroutine = symbol_request(DoC2k_init);
break;
case DOC_ChipID_Doc2k:
name="2000";
- im_funcname = "DoC2k_init";
- im_modname = "doc2000";
+ initroutine = symbol_request(DoC2k_init);
break;
case DOC_ChipID_DocMil:
name="Millennium";
#ifdef DOC_SINGLE_DRIVER
- im_funcname = "DoC2k_init";
- im_modname = "doc2000";
+ initroutine = symbol_request(DoC2k_init);
#else
- im_funcname = "DoCMil_init";
- im_modname = "doc2001";
+ initroutine = symbol_request(DoCMil_init);
#endif /* DOC_SINGLE_DRIVER */
break;
case DOC_ChipID_DocMilPlus16:
case DOC_ChipID_DocMilPlus32:
name="MillenniumPlus";
- im_funcname = "DoCMilPlus_init";
- im_modname = "doc2001plus";
+ initroutine = symbol_request(DoCMilPlus_init);
break;
}
- if (im_funcname)
- initroutine = inter_module_get_request(im_funcname, im_modname);
-
if (initroutine) {
(*initroutine)(mtd);
- inter_module_put(im_funcname);
+ symbol_put_addr(initroutine);
return;
}
printk(KERN_NOTICE "Cannot find driver for DiskOnChip %s at 0x%lX\n", name, physadr);
diff --git a/drivers/mtd/devices/lart.c b/drivers/mtd/devices/lart.c
index 29b0ddaa324e..4ea50a1dda85 100644
--- a/drivers/mtd/devices/lart.c
+++ b/drivers/mtd/devices/lart.c
@@ -635,6 +635,7 @@ int __init lart_flash_init (void)
printk ("%s: This looks like a LART board to me.\n",module_name);
mtd.name = module_name;
mtd.type = MTD_NORFLASH;
+ mtd.writesize = 1;
mtd.flags = MTD_CAP_NORFLASH;
mtd.size = FLASH_BLOCKSIZE_PARAM * FLASH_NUMBLOCKS_16m_PARAM + FLASH_BLOCKSIZE_MAIN * FLASH_NUMBLOCKS_16m_MAIN;
mtd.erasesize = FLASH_BLOCKSIZE_MAIN;
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 04e65d5dae00..a8466141e914 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -465,6 +465,7 @@ static int __devinit m25p_probe(struct spi_device *spi)
flash->mtd.name = spi->dev.bus_id;
flash->mtd.type = MTD_NORFLASH;
+ flash->mtd.writesize = 1;
flash->mtd.flags = MTD_CAP_NORFLASH;
flash->mtd.size = info->sector_size * info->n_sectors;
flash->mtd.erasesize = info->sector_size;
diff --git a/drivers/mtd/devices/ms02-nv.c b/drivers/mtd/devices/ms02-nv.c
index 485f663493d2..4ab7670770e4 100644
--- a/drivers/mtd/devices/ms02-nv.c
+++ b/drivers/mtd/devices/ms02-nv.c
@@ -219,7 +219,7 @@ static int __init ms02nv_init_one(ulong addr)
mp->uaddr = phys_to_virt(fixaddr);
mtd->type = MTD_RAM;
- mtd->flags = MTD_CAP_RAM | MTD_XIP;
+ mtd->flags = MTD_CAP_RAM;
mtd->size = fixsize;
mtd->name = (char *)ms02nv_name;
mtd->owner = THIS_MODULE;
diff --git a/drivers/mtd/devices/mtdram.c b/drivers/mtd/devices/mtdram.c
index 1443117fd8f4..b4438eacfd80 100644
--- a/drivers/mtd/devices/mtdram.c
+++ b/drivers/mtd/devices/mtdram.c
@@ -106,6 +106,7 @@ int mtdram_init_device(struct mtd_info *mtd, void *mapped_address,
mtd->type = MTD_RAM;
mtd->flags = MTD_CAP_RAM;
mtd->size = size;
+ mtd->writesize = 1;
mtd->erasesize = MTDRAM_ERASE_SIZE;
mtd->priv = mapped_address;
diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
index e8685ee6c1e4..e09e416667d3 100644
--- a/drivers/mtd/devices/phram.c
+++ b/drivers/mtd/devices/phram.c
@@ -1,8 +1,8 @@
/**
* $Id: phram.c,v 1.16 2005/11/07 11:14:25 gleixner Exp $
*
- * Copyright (c) ???? Jochen Schäuble <psionic@psionic.de>
- * Copyright (c) 2003-2004 Jörn Engel <joern@wh.fh-wedel.de>
+ * Copyright (c) ???? Jochen Schäuble <psionic@psionic.de>
+ * Copyright (c) 2003-2004 Jörn Engel <joern@wh.fh-wedel.de>
*
* Usage:
*
@@ -142,7 +142,7 @@ static int register_device(char *name, unsigned long start, unsigned long len)
new->mtd.name = name;
new->mtd.size = len;
- new->mtd.flags = MTD_CAP_RAM | MTD_ERASEABLE | MTD_VOLATILE;
+ new->mtd.flags = MTD_CAP_RAM;
new->mtd.erase = phram_erase;
new->mtd.point = phram_point;
new->mtd.unpoint = phram_unpoint;
@@ -266,12 +266,16 @@ static int phram_setup(const char *val, struct kernel_param *kp)
return 0;
ret = parse_num32(&start, token[1]);
- if (ret)
+ if (ret) {
+ kfree(name);
parse_err("illegal start address\n");
+ }
ret = parse_num32(&len, token[2]);
- if (ret)
+ if (ret) {
+ kfree(name);
parse_err("illegal device length\n");
+ }
register_device(name, start, len);
@@ -296,5 +300,5 @@ module_init(init_phram);
module_exit(cleanup_phram);
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Jörn Engel <joern@wh.fh-wedel.de>");
+MODULE_AUTHOR("Jörn Engel <joern@wh.fh-wedel.de>");
MODULE_DESCRIPTION("MTD driver for physical RAM");
diff --git a/drivers/mtd/devices/slram.c b/drivers/mtd/devices/slram.c
index 6faee6c6958c..b3f665e3c38b 100644
--- a/drivers/mtd/devices/slram.c
+++ b/drivers/mtd/devices/slram.c
@@ -200,8 +200,7 @@ static int register_device(char *name, unsigned long start, unsigned long length
(*curmtd)->mtdinfo->name = name;
(*curmtd)->mtdinfo->size = length;
- (*curmtd)->mtdinfo->flags = MTD_CLEAR_BITS | MTD_SET_BITS |
- MTD_WRITEB_WRITEABLE | MTD_VOLATILE | MTD_CAP_RAM;
+ (*curmtd)->mtdinfo->flags = MTD_CAP_RAM;
(*curmtd)->mtdinfo->erase = slram_erase;
(*curmtd)->mtdinfo->point = slram_point;
(*curmtd)->mtdinfo->unpoint = slram_unpoint;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.