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-rw-r--r--drivers/mtd/mtdcore.c25
-rw-r--r--include/linux/mtd/mtd.h5
2 files changed, 13 insertions, 17 deletions
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 376fbfdb09aa..8bea2d0fdb20 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -107,7 +107,8 @@ static LIST_HEAD(mtd_notifiers);
*/
static void mtd_release(struct device *dev)
{
- dev_t index = MTD_DEVT(dev_to_mtd(dev)->index);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
+ dev_t index = MTD_DEVT(mtd->index);
/* remove /dev/mtdXro node if needed */
if (index)
@@ -116,7 +117,7 @@ static void mtd_release(struct device *dev)
static int mtd_cls_suspend(struct device *dev, pm_message_t state)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
if (mtd && mtd->suspend)
return mtd_suspend(mtd);
@@ -126,7 +127,7 @@ static int mtd_cls_suspend(struct device *dev, pm_message_t state)
static int mtd_cls_resume(struct device *dev)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
if (mtd && mtd->resume)
mtd_resume(mtd);
@@ -136,7 +137,7 @@ static int mtd_cls_resume(struct device *dev)
static ssize_t mtd_type_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
char *type;
switch (mtd->type) {
@@ -172,7 +173,7 @@ static DEVICE_ATTR(type, S_IRUGO, mtd_type_show, NULL);
static ssize_t mtd_flags_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "0x%lx\n", (unsigned long)mtd->flags);
@@ -182,7 +183,7 @@ static DEVICE_ATTR(flags, S_IRUGO, mtd_flags_show, NULL);
static ssize_t mtd_size_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "%llu\n",
(unsigned long long)mtd->size);
@@ -193,7 +194,7 @@ static DEVICE_ATTR(size, S_IRUGO, mtd_size_show, NULL);
static ssize_t mtd_erasesize_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "%lu\n", (unsigned long)mtd->erasesize);
@@ -203,7 +204,7 @@ static DEVICE_ATTR(erasesize, S_IRUGO, mtd_erasesize_show, NULL);
static ssize_t mtd_writesize_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "%lu\n", (unsigned long)mtd->writesize);
@@ -213,7 +214,7 @@ static DEVICE_ATTR(writesize, S_IRUGO, mtd_writesize_show, NULL);
static ssize_t mtd_subpagesize_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
unsigned int subpagesize = mtd->writesize >> mtd->subpage_sft;
return snprintf(buf, PAGE_SIZE, "%u\n", subpagesize);
@@ -224,7 +225,7 @@ static DEVICE_ATTR(subpagesize, S_IRUGO, mtd_subpagesize_show, NULL);
static ssize_t mtd_oobsize_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "%lu\n", (unsigned long)mtd->oobsize);
@@ -234,7 +235,7 @@ static DEVICE_ATTR(oobsize, S_IRUGO, mtd_oobsize_show, NULL);
static ssize_t mtd_numeraseregions_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "%u\n", mtd->numeraseregions);
@@ -245,7 +246,7 @@ static DEVICE_ATTR(numeraseregions, S_IRUGO, mtd_numeraseregions_show,
static ssize_t mtd_name_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct mtd_info *mtd = dev_to_mtd(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
return snprintf(buf, PAGE_SIZE, "%s\n", mtd->name);
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index a09077aca45b..cb33cc12e18f 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -422,11 +422,6 @@ static inline int mtd_block_markbad(struct mtd_info *mtd, loff_t ofs)
return mtd->block_markbad(mtd, ofs);
}
-static inline struct mtd_info *dev_to_mtd(struct device *dev)
-{
- return dev ? dev_get_drvdata(dev) : NULL;
-}
-
static inline uint32_t mtd_div_by_eb(uint64_t sz, struct mtd_info *mtd)
{
if (mtd->erasesize_shift)