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-rw-r--r--drivers/mtd/ftl.c2
-rw-r--r--drivers/mtd/inftlmount.c4
-rw-r--r--drivers/mtd/mtdblock.c2
-rw-r--r--drivers/mtd/mtdchar.c2
-rw-r--r--drivers/mtd/mtdconcat.c2
-rw-r--r--drivers/mtd/mtdoops.c2
-rw-r--r--drivers/mtd/mtdpart.c2
-rw-r--r--drivers/mtd/mtdswap.c2
-rw-r--r--drivers/mtd/nftlmount.c2
-rw-r--r--drivers/mtd/rfd_ftl.c2
-rw-r--r--drivers/mtd/sm_ftl.c2
-rw-r--r--drivers/mtd/tests/mtd_oobtest.c2
-rw-r--r--drivers/mtd/tests/mtd_pagetest.c2
-rw-r--r--drivers/mtd/tests/mtd_speedtest.c4
-rw-r--r--drivers/mtd/tests/mtd_stresstest.c2
-rw-r--r--drivers/mtd/tests/mtd_subpagetest.c2
-rw-r--r--drivers/mtd/tests/mtd_torturetest.c2
-rw-r--r--drivers/mtd/ubi/io.c2
-rw-r--r--drivers/staging/spectra/lld_mtd.c2
-rw-r--r--fs/jffs2/erase.c2
-rw-r--r--fs/logfs/dev_mtd.c2
-rw-r--r--include/linux/mtd/mtd.h19
22 files changed, 37 insertions, 28 deletions
diff --git a/drivers/mtd/ftl.c b/drivers/mtd/ftl.c
index c7382bb686c6..a982889277c8 100644
--- a/drivers/mtd/ftl.c
+++ b/drivers/mtd/ftl.c
@@ -355,7 +355,7 @@ static int erase_xfer(partition_t *part,
erase->len = 1 << part->header.EraseUnitSize;
erase->priv = (u_long)part;
- ret = part->mbd.mtd->erase(part->mbd.mtd, erase);
+ ret = mtd_erase(part->mbd.mtd, erase);
if (!ret)
xfer->EraseCount++;
diff --git a/drivers/mtd/inftlmount.c b/drivers/mtd/inftlmount.c
index 2ff601f816ce..0d946f10a682 100644
--- a/drivers/mtd/inftlmount.c
+++ b/drivers/mtd/inftlmount.c
@@ -220,7 +220,7 @@ static int find_boot_record(struct INFTLrecord *inftl)
*/
instr->addr = ip->Reserved0 * inftl->EraseSize;
instr->len = inftl->EraseSize;
- mtd->erase(mtd, instr);
+ mtd_erase(mtd, instr);
}
if ((ip->lastUnit - ip->firstUnit + 1) < ip->virtualUnits) {
printk(KERN_WARNING "INFTL: Media Header "
@@ -393,7 +393,7 @@ int INFTL_formatblock(struct INFTLrecord *inftl, int block)
mark only the failed block in the bbt. */
for (physblock = 0; physblock < inftl->EraseSize;
physblock += instr->len, instr->addr += instr->len) {
- mtd->erase(inftl->mbd.mtd, instr);
+ mtd_erase(inftl->mbd.mtd, instr);
if (instr->state == MTD_ERASE_FAILED) {
printk(KERN_WARNING "INFTL: error while formatting block %d\n",
diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c
index 7c1dc908a174..9b01cb0266e4 100644
--- a/drivers/mtd/mtdblock.c
+++ b/drivers/mtd/mtdblock.c
@@ -85,7 +85,7 @@ static int erase_write (struct mtd_info *mtd, unsigned long pos,
set_current_state(TASK_INTERRUPTIBLE);
add_wait_queue(&wait_q, &wait);
- ret = mtd->erase(mtd, &erase);
+ ret = mtd_erase(mtd, &erase);
if (ret) {
set_current_state(TASK_RUNNING);
remove_wait_queue(&wait_q, &wait);
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 00423cc85807..41d64ff4c252 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -731,7 +731,7 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, u_long arg)
wq_head is no longer there when the
callback routine tries to wake us up.
*/
- ret = mtd->erase(mtd, erase);
+ ret = mtd_erase(mtd, erase);
if (!ret) {
set_current_state(TASK_UNINTERRUPTIBLE);
add_wait_queue(&waitq, &wait);
diff --git a/drivers/mtd/mtdconcat.c b/drivers/mtd/mtdconcat.c
index 6df4d4d4eb92..76123bd49314 100644
--- a/drivers/mtd/mtdconcat.c
+++ b/drivers/mtd/mtdconcat.c
@@ -379,7 +379,7 @@ static int concat_dev_erase(struct mtd_info *mtd, struct erase_info *erase)
* FIXME: Allow INTERRUPTIBLE. Which means
* not having the wait_queue head on the stack.
*/
- err = mtd->erase(mtd, erase);
+ err = mtd_erase(mtd, erase);
if (!err) {
set_current_state(TASK_UNINTERRUPTIBLE);
add_wait_queue(&waitq, &wait);
diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c
index f3cdce9a85a6..9b2d86323169 100644
--- a/drivers/mtd/mtdoops.c
+++ b/drivers/mtd/mtdoops.c
@@ -112,7 +112,7 @@ static int mtdoops_erase_block(struct mtdoops_context *cxt, int offset)
set_current_state(TASK_INTERRUPTIBLE);
add_wait_queue(&wait_q, &wait);
- ret = mtd->erase(mtd, &erase);
+ ret = mtd_erase(mtd, &erase);
if (ret) {
set_current_state(TASK_RUNNING);
remove_wait_queue(&wait_q, &wait);
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index a0bd2de4752b..d318fee28595 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -257,7 +257,7 @@ static int part_erase(struct mtd_info *mtd, struct erase_info *instr)
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;
diff --git a/drivers/mtd/mtdswap.c b/drivers/mtd/mtdswap.c
index bd9590c723e4..4e12875a916c 100644
--- a/drivers/mtd/mtdswap.c
+++ b/drivers/mtd/mtdswap.c
@@ -567,7 +567,7 @@ retry:
erase.len = mtd->erasesize;
erase.priv = (u_long)&wq;
- ret = mtd->erase(mtd, &erase);
+ ret = mtd_erase(mtd, &erase);
if (ret) {
if (retries++ < MTDSWAP_ERASE_RETRIES) {
dev_warn(d->dev,
diff --git a/drivers/mtd/nftlmount.c b/drivers/mtd/nftlmount.c
index ac4092591aea..9164a56fb5c0 100644
--- a/drivers/mtd/nftlmount.c
+++ b/drivers/mtd/nftlmount.c
@@ -326,7 +326,7 @@ int NFTL_formatblock(struct NFTLrecord *nftl, int block)
instr->mtd = nftl->mbd.mtd;
instr->addr = block * nftl->EraseSize;
instr->len = nftl->EraseSize;
- mtd->erase(mtd, instr);
+ mtd_erase(mtd, instr);
if (instr->state == MTD_ERASE_FAILED) {
printk("Error while formatting block %d\n", block);
diff --git a/drivers/mtd/rfd_ftl.c b/drivers/mtd/rfd_ftl.c
index 73ae217a4252..39de8727a524 100644
--- a/drivers/mtd/rfd_ftl.c
+++ b/drivers/mtd/rfd_ftl.c
@@ -342,7 +342,7 @@ static int erase_block(struct partition *part, int block)
part->blocks[block].state = BLOCK_ERASING;
part->blocks[block].free_sectors = 0;
- rc = part->mbd.mtd->erase(part->mbd.mtd, erase);
+ rc = mtd_erase(part->mbd.mtd, erase);
if (rc) {
printk(KERN_ERR PREFIX "erase of region %llx,%llx on '%s' "
diff --git a/drivers/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c
index 1c9f307ae0a1..2f1acb1ab5e8 100644
--- a/drivers/mtd/sm_ftl.c
+++ b/drivers/mtd/sm_ftl.c
@@ -479,7 +479,7 @@ static int sm_erase_block(struct sm_ftl *ftl, int zone_num, uint16_t block,
return -EIO;
}
- if (mtd->erase(mtd, &erase)) {
+ if (mtd_erase(mtd, &erase)) {
sm_printk("erase of block %d in zone %d failed",
block, zone_num);
goto error;
diff --git a/drivers/mtd/tests/mtd_oobtest.c b/drivers/mtd/tests/mtd_oobtest.c
index 933f7e5f32d3..7d52854c16dd 100644
--- a/drivers/mtd/tests/mtd_oobtest.c
+++ b/drivers/mtd/tests/mtd_oobtest.c
@@ -78,7 +78,7 @@ static int erase_eraseblock(int ebnum)
ei.addr = addr;
ei.len = mtd->erasesize;
- err = mtd->erase(mtd, &ei);
+ err = mtd_erase(mtd, &ei);
if (err) {
printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);
return err;
diff --git a/drivers/mtd/tests/mtd_pagetest.c b/drivers/mtd/tests/mtd_pagetest.c
index afafb6935fd0..271819fabb55 100644
--- a/drivers/mtd/tests/mtd_pagetest.c
+++ b/drivers/mtd/tests/mtd_pagetest.c
@@ -77,7 +77,7 @@ static int erase_eraseblock(int ebnum)
ei.addr = addr;
ei.len = mtd->erasesize;
- err = mtd->erase(mtd, &ei);
+ err = mtd_erase(mtd, &ei);
if (err) {
printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);
return err;
diff --git a/drivers/mtd/tests/mtd_speedtest.c b/drivers/mtd/tests/mtd_speedtest.c
index 493b367bdd35..f67a65e21043 100644
--- a/drivers/mtd/tests/mtd_speedtest.c
+++ b/drivers/mtd/tests/mtd_speedtest.c
@@ -79,7 +79,7 @@ static int erase_eraseblock(int ebnum)
ei.addr = addr;
ei.len = mtd->erasesize;
- err = mtd->erase(mtd, &ei);
+ err = mtd_erase(mtd, &ei);
if (err) {
printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);
return err;
@@ -105,7 +105,7 @@ static int multiblock_erase(int ebnum, int blocks)
ei.addr = addr;
ei.len = mtd->erasesize * blocks;
- err = mtd->erase(mtd, &ei);
+ err = mtd_erase(mtd, &ei);
if (err) {
printk(PRINT_PREF "error %d while erasing EB %d, blocks %d\n",
err, ebnum, blocks);
diff --git a/drivers/mtd/tests/mtd_stresstest.c b/drivers/mtd/tests/mtd_stresstest.c
index 811642fea6b4..a204a9f90524 100644
--- a/drivers/mtd/tests/mtd_stresstest.c
+++ b/drivers/mtd/tests/mtd_stresstest.c
@@ -112,7 +112,7 @@ static int erase_eraseblock(int ebnum)
ei.addr = addr;
ei.len = mtd->erasesize;
- err = mtd->erase(mtd, &ei);
+ err = mtd_erase(mtd, &ei);
if (unlikely(err)) {
printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);
return err;
diff --git a/drivers/mtd/tests/mtd_subpagetest.c b/drivers/mtd/tests/mtd_subpagetest.c
index 1a05bfac4eee..16d0c05024d7 100644
--- a/drivers/mtd/tests/mtd_subpagetest.c
+++ b/drivers/mtd/tests/mtd_subpagetest.c
@@ -80,7 +80,7 @@ static int erase_eraseblock(int ebnum)
ei.addr = addr;
ei.len = mtd->erasesize;
- err = mtd->erase(mtd, &ei);
+ err = mtd_erase(mtd, &ei);
if (err) {
printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);
return err;
diff --git a/drivers/mtd/tests/mtd_torturetest.c b/drivers/mtd/tests/mtd_torturetest.c
index 03ab649a6964..102c79b7ac66 100644
--- a/drivers/mtd/tests/mtd_torturetest.c
+++ b/drivers/mtd/tests/mtd_torturetest.c
@@ -105,7 +105,7 @@ static inline int erase_eraseblock(int ebnum)
ei.addr = addr;
ei.len = mtd->erasesize;
- err = mtd->erase(mtd, &ei);
+ err = mtd_erase(mtd, &ei);
if (err) {
printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);
return err;
diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
index f20b6f22f240..b6c8959e6c7e 100644
--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -361,7 +361,7 @@ retry:
ei.callback = erase_callback;
ei.priv = (unsigned long)&wq;
- err = ubi->mtd->erase(ubi->mtd, &ei);
+ err = mtd_erase(ubi->mtd, &ei);
if (err) {
if (retries++ < UBI_IO_RETRIES) {
dbg_io("error %d while erasing PEB %d, retry",
diff --git a/drivers/staging/spectra/lld_mtd.c b/drivers/staging/spectra/lld_mtd.c
index a9c309a167c2..d638fafab649 100644
--- a/drivers/staging/spectra/lld_mtd.c
+++ b/drivers/staging/spectra/lld_mtd.c
@@ -188,7 +188,7 @@ u16 mtd_Erase_Block(u32 block_add)
erase.len = spectra_mtd->erasesize;
erase.priv = (unsigned long)&comp;
- ret = spectra_mtd->erase(spectra_mtd, &erase);
+ ret = mtd_erase(spectra_mtd, &erase);
if (!ret) {
wait_for_completion(&comp);
if (erase.state != MTD_ERASE_DONE)
diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index e513f1913c15..540e8eca1b49 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -74,7 +74,7 @@ static void jffs2_erase_block(struct jffs2_sb_info *c,
((struct erase_priv_struct *)instr->priv)->jeb = jeb;
((struct erase_priv_struct *)instr->priv)->c = c;
- ret = c->mtd->erase(c->mtd, instr);
+ ret = mtd_erase(c->mtd, instr);
if (!ret)
return;
diff --git a/fs/logfs/dev_mtd.c b/fs/logfs/dev_mtd.c
index eb423ebcf538..046362894352 100644
--- a/fs/logfs/dev_mtd.c
+++ b/fs/logfs/dev_mtd.c
@@ -105,7 +105,7 @@ static int logfs_mtd_erase(struct super_block *sb, loff_t ofs, size_t len,
ei.len = len;
ei.callback = logfs_erase_callback;
ei.priv = (long)&complete;
- ret = mtd->erase(mtd, &ei);
+ ret = mtd_erase(mtd, &ei);
if (ret)
return -EIO;
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 9f5b312af783..201bad557047 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -171,11 +171,8 @@ struct mtd_info {
struct mtd_erase_region_info *eraseregions;
/*
- * Erase is an asynchronous operation. Device drivers are supposed
- * to call instr->callback() whenever the operation completes, even
- * if it completes with a failure.
- * Callers are supposed to pass a callback function and wait for it
- * to be called before writing to the block.
+ * Do not call via these pointers, use corresponding mtd_*()
+ * wrappers instead.
*/
int (*erase) (struct mtd_info *mtd, struct erase_info *instr);
@@ -274,6 +271,18 @@ struct mtd_info {
void (*put_device) (struct mtd_info *mtd);
};
+/*
+ * Erase is an asynchronous operation. Device drivers are supposed
+ * to call instr->callback() whenever the operation completes, even
+ * if it completes with a failure.
+ * Callers are supposed to pass a callback function and wait for it
+ * to be called before writing to the block.
+ */
+static inline int mtd_erase(struct mtd_info *mtd, struct erase_info *instr)
+{
+ return mtd->erase(mtd, instr);
+}
+
static inline struct mtd_info *dev_to_mtd(struct device *dev)
{
return dev ? dev_get_drvdata(dev) : NULL;
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