#include <linux/list.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
-#include <linux/mtd/compat.h>
+#include <linux/compat.h>
/* Our partition linked list */
struct list_head mtd_partitions;
int res;
stats = part->master->ecc_stats;
-
- if (from >= mtd->size)
- len = 0;
- else if (from + len > mtd->size)
- len = mtd->size - from;
- res = part->master->read(part->master, from + part->offset,
- len, retlen, buf);
+ res = mtd_read(part->master, from + part->offset, len, retlen, buf);
if (unlikely(res)) {
- if (res == -EUCLEAN)
+ if (mtd_is_bitflip(res))
mtd->ecc_stats.corrected += part->master->ecc_stats.corrected - stats.corrected;
- if (res == -EBADMSG)
+ if (mtd_is_eccerr(res))
mtd->ecc_stats.failed += part->master->ecc_stats.failed - stats.failed;
}
return res;
return -EINVAL;
if (ops->datbuf && from + ops->len > mtd->size)
return -EINVAL;
- res = part->master->read_oob(part->master, from + part->offset, ops);
+ res = mtd_read_oob(part->master, from + part->offset, ops);
if (unlikely(res)) {
- if (res == -EUCLEAN)
+ if (mtd_is_bitflip(res))
mtd->ecc_stats.corrected++;
- if (res == -EBADMSG)
+ if (mtd_is_eccerr(res))
mtd->ecc_stats.failed++;
}
return res;
size_t len, size_t *retlen, u_char *buf)
{
struct mtd_part *part = PART(mtd);
- return part->master->read_user_prot_reg(part->master, from,
- len, retlen, buf);
+ return mtd_read_user_prot_reg(part->master, from, len, retlen, buf);
}
static int part_get_user_prot_info(struct mtd_info *mtd,
struct otp_info *buf, size_t len)
{
struct mtd_part *part = PART(mtd);
- return part->master->get_user_prot_info(part->master, buf, len);
+ return mtd_get_user_prot_info(part->master, buf, len);
}
static int part_read_fact_prot_reg(struct mtd_info *mtd, loff_t from,
size_t len, size_t *retlen, u_char *buf)
{
struct mtd_part *part = PART(mtd);
- return part->master->read_fact_prot_reg(part->master, from,
- len, retlen, buf);
+ return mtd_read_fact_prot_reg(part->master, from, len, retlen, buf);
}
static int part_get_fact_prot_info(struct mtd_info *mtd, struct otp_info *buf,
size_t len)
{
struct mtd_part *part = PART(mtd);
- return part->master->get_fact_prot_info(part->master, buf, len);
+ return mtd_get_fact_prot_info(part->master, buf, len);
}
static int part_write(struct mtd_info *mtd, loff_t to, size_t len,
size_t *retlen, const u_char *buf)
{
struct mtd_part *part = PART(mtd);
- if (!(mtd->flags & MTD_WRITEABLE))
- return -EROFS;
- if (to >= mtd->size)
- len = 0;
- else if (to + len > mtd->size)
- len = mtd->size - to;
- return part->master->write(part->master, to + part->offset,
- len, retlen, buf);
-}
-
-static int part_panic_write(struct mtd_info *mtd, loff_t to, size_t len,
- size_t *retlen, const u_char *buf)
-{
- struct mtd_part *part = PART(mtd);
- if (!(mtd->flags & MTD_WRITEABLE))
- return -EROFS;
- if (to >= mtd->size)
- len = 0;
- else if (to + len > mtd->size)
- len = mtd->size - to;
- return part->master->panic_write(part->master, to + part->offset,
- len, retlen, buf);
+ return mtd_write(part->master, to + part->offset, len, retlen, buf);
}
static int part_write_oob(struct mtd_info *mtd, loff_t to,
{
struct mtd_part *part = PART(mtd);
- if (!(mtd->flags & MTD_WRITEABLE))
- return -EROFS;
-
if (to >= mtd->size)
return -EINVAL;
if (ops->datbuf && to + ops->len > mtd->size)
return -EINVAL;
- return part->master->write_oob(part->master, to + part->offset, ops);
+ return mtd_write_oob(part->master, to + part->offset, ops);
}
static int part_write_user_prot_reg(struct mtd_info *mtd, loff_t from,
size_t len, size_t *retlen, u_char *buf)
{
struct mtd_part *part = PART(mtd);
- return part->master->write_user_prot_reg(part->master, from,
- len, retlen, buf);
+ return mtd_write_user_prot_reg(part->master, from, len, retlen, buf);
}
static int part_lock_user_prot_reg(struct mtd_info *mtd, loff_t from,
size_t len)
{
struct mtd_part *part = PART(mtd);
- return part->master->lock_user_prot_reg(part->master, from, len);
+ return mtd_lock_user_prot_reg(part->master, from, len);
}
static int part_erase(struct mtd_info *mtd, struct erase_info *instr)
{
struct mtd_part *part = PART(mtd);
int ret;
- if (!(mtd->flags & MTD_WRITEABLE))
- return -EROFS;
- if (instr->addr >= mtd->size)
- return -EINVAL;
+
instr->addr += part->offset;
- ret = part->master->erase(part->master, instr);
+ ret = mtd_erase(part->master, instr);
if (ret) {
if (instr->fail_addr != MTD_FAIL_ADDR_UNKNOWN)
instr->fail_addr -= part->offset;
void mtd_erase_callback(struct erase_info *instr)
{
- if (instr->mtd->erase == part_erase) {
+ if (instr->mtd->_erase == part_erase) {
struct mtd_part *part = PART(instr->mtd);
if (instr->fail_addr != MTD_FAIL_ADDR_UNKNOWN)
static int part_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
{
struct mtd_part *part = PART(mtd);
- if ((len + ofs) > mtd->size)
- return -EINVAL;
- return part->master->lock(part->master, ofs + part->offset, len);
+ return mtd_lock(part->master, ofs + part->offset, len);
}
static int part_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
{
struct mtd_part *part = PART(mtd);
- if ((len + ofs) > mtd->size)
- return -EINVAL;
- return part->master->unlock(part->master, ofs + part->offset, len);
+ return mtd_unlock(part->master, ofs + part->offset, len);
}
static void part_sync(struct mtd_info *mtd)
{
struct mtd_part *part = PART(mtd);
- part->master->sync(part->master);
-}
-
-static int part_suspend(struct mtd_info *mtd)
-{
- struct mtd_part *part = PART(mtd);
- return part->master->suspend(part->master);
-}
-
-static void part_resume(struct mtd_info *mtd)
-{
- struct mtd_part *part = PART(mtd);
- part->master->resume(part->master);
+ mtd_sync(part->master);
}
static int part_block_isbad(struct mtd_info *mtd, loff_t ofs)
{
struct mtd_part *part = PART(mtd);
- if (ofs >= mtd->size)
- return -EINVAL;
ofs += part->offset;
- return part->master->block_isbad(part->master, ofs);
+ return mtd_block_isbad(part->master, ofs);
}
static int part_block_markbad(struct mtd_info *mtd, loff_t ofs)
struct mtd_part *part = PART(mtd);
int res;
- if (!(mtd->flags & MTD_WRITEABLE))
- return -EROFS;
- if (ofs >= mtd->size)
- return -EINVAL;
ofs += part->offset;
- res = part->master->block_markbad(part->master, ofs);
+ res = mtd_block_markbad(part->master, ofs);
if (!res)
mtd->ecc_stats.badblocks++;
return res;
slave->mtd.name = part->name;
slave->mtd.owner = master->owner;
- slave->mtd.read = part_read;
- slave->mtd.write = part_write;
-
- if (master->panic_write)
- slave->mtd.panic_write = part_panic_write;
-
- if (master->read_oob)
- slave->mtd.read_oob = part_read_oob;
- if (master->write_oob)
- slave->mtd.write_oob = part_write_oob;
- if (master->read_user_prot_reg)
- slave->mtd.read_user_prot_reg = part_read_user_prot_reg;
- if (master->read_fact_prot_reg)
- slave->mtd.read_fact_prot_reg = part_read_fact_prot_reg;
- if (master->write_user_prot_reg)
- slave->mtd.write_user_prot_reg = part_write_user_prot_reg;
- if (master->lock_user_prot_reg)
- slave->mtd.lock_user_prot_reg = part_lock_user_prot_reg;
- if (master->get_user_prot_info)
- slave->mtd.get_user_prot_info = part_get_user_prot_info;
- if (master->get_fact_prot_info)
- slave->mtd.get_fact_prot_info = part_get_fact_prot_info;
- if (master->sync)
- slave->mtd.sync = part_sync;
- if (!partno && master->suspend && master->resume) {
- slave->mtd.suspend = part_suspend;
- slave->mtd.resume = part_resume;
- }
- if (master->lock)
- slave->mtd.lock = part_lock;
- if (master->unlock)
- slave->mtd.unlock = part_unlock;
- if (master->block_isbad)
- slave->mtd.block_isbad = part_block_isbad;
- if (master->block_markbad)
- slave->mtd.block_markbad = part_block_markbad;
- slave->mtd.erase = part_erase;
+ slave->mtd._read = part_read;
+ slave->mtd._write = part_write;
+
+ if (master->_read_oob)
+ slave->mtd._read_oob = part_read_oob;
+ if (master->_write_oob)
+ slave->mtd._write_oob = part_write_oob;
+ if (master->_read_user_prot_reg)
+ slave->mtd._read_user_prot_reg = part_read_user_prot_reg;
+ if (master->_read_fact_prot_reg)
+ slave->mtd._read_fact_prot_reg = part_read_fact_prot_reg;
+ if (master->_write_user_prot_reg)
+ slave->mtd._write_user_prot_reg = part_write_user_prot_reg;
+ if (master->_lock_user_prot_reg)
+ slave->mtd._lock_user_prot_reg = part_lock_user_prot_reg;
+ if (master->_get_user_prot_info)
+ slave->mtd._get_user_prot_info = part_get_user_prot_info;
+ if (master->_get_fact_prot_info)
+ slave->mtd._get_fact_prot_info = part_get_fact_prot_info;
+ if (master->_sync)
+ slave->mtd._sync = part_sync;
+ if (master->_lock)
+ slave->mtd._lock = part_lock;
+ if (master->_unlock)
+ slave->mtd._unlock = part_unlock;
+ if (master->_block_isbad)
+ slave->mtd._block_isbad = part_block_isbad;
+ if (master->_block_markbad)
+ slave->mtd._block_markbad = part_block_markbad;
+ slave->mtd._erase = part_erase;
slave->master = master;
slave->offset = part->offset;
slave->index = partno;
if (mtd_mod_by_eb(cur_offset, master) != 0) {
/* Round up to next erasesize */
slave->offset = (mtd_div_by_eb(cur_offset, master) + 1) * master->erasesize;
- printk(KERN_NOTICE "Moving partition %d: "
- "0x%012llx -> 0x%012llx\n", partno,
- (unsigned long long)cur_offset, (unsigned long long)slave->offset);
+ debug("Moving partition %d: 0x%012llx -> 0x%012llx\n",
+ partno, (unsigned long long)cur_offset,
+ (unsigned long long)slave->offset);
}
}
if (slave->mtd.size == MTDPART_SIZ_FULL)
slave->mtd.size = master->size - slave->offset;
- printk(KERN_NOTICE "0x%012llx-0x%012llx : \"%s\"\n", (unsigned long long)slave->offset,
- (unsigned long long)(slave->offset + slave->mtd.size), slave->mtd.name);
+ debug("0x%012llx-0x%012llx : \"%s\"\n",
+ (unsigned long long)slave->offset,
+ (unsigned long long)(slave->offset + slave->mtd.size),
+ slave->mtd.name);
/* let's do some sanity checks */
if (slave->offset >= master->size) {
}
slave->mtd.ecclayout = master->ecclayout;
- if (master->block_isbad) {
+ if (master->_block_isbad) {
uint64_t offs = 0;
while (offs < slave->mtd.size) {
- if (master->block_isbad(master,
- offs + slave->offset))
+ if (mtd_block_isbad(master, offs + slave->offset))
slave->mtd.ecc_stats.badblocks++;
offs += slave->mtd.erasesize;
}
if (mtd_partitions.next == NULL)
INIT_LIST_HEAD(&mtd_partitions);
- printk(KERN_NOTICE "Creating %d MTD partitions on \"%s\":\n", nbparts, master->name);
+ debug("Creating %d MTD partitions on \"%s\":\n", nbparts, master->name);
for (i = 0; i < nbparts; i++) {
slave = add_one_partition(master, parts + i, i, cur_offset);