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authorArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2011-12-23 17:10:15 +0200
committerDavid Woodhouse <David.Woodhouse@intel.com>2012-01-09 18:25:18 +0000
commit04c601bfa4cb29c968dcb66e44c799c9c01d8675 (patch)
tree27fd5aaf5b6174a7f118f88ddbdb4eee3581ef56 /include/linux/mtd
parent7219778ad9c18cc2c05c7fca0abe026afbc19dfb (diff)
downloadblackbird-op-linux-04c601bfa4cb29c968dcb66e44c799c9c01d8675.tar.gz
blackbird-op-linux-04c601bfa4cb29c968dcb66e44c799c9c01d8675.zip
mtd: introduce mtd_get_unmapped_area interface
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'include/linux/mtd')
-rw-r--r--include/linux/mtd/mtd.h18
1 files changed, 13 insertions, 5 deletions
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index a7d22b7fcb4c..f38e8276b408 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -178,11 +178,6 @@ struct mtd_info {
int (*point) (struct mtd_info *mtd, loff_t from, size_t len,
size_t *retlen, void **virt, resource_size_t *phys);
void (*unpoint) (struct mtd_info *mtd, loff_t from, size_t len);
-
- /* Allow NOMMU mmap() to directly map the device (if not NULL)
- * - return the address to which the offset maps
- * - return -ENOSYS to indicate refusal to do the mapping
- */
unsigned long (*get_unmapped_area) (struct mtd_info *mtd,
unsigned long len,
unsigned long offset,
@@ -293,6 +288,19 @@ static inline void mtd_unpoint(struct mtd_info *mtd, loff_t from, size_t len)
return mtd->unpoint(mtd, from, len);
}
+/*
+ * Allow NOMMU mmap() to directly map the device (if not NULL)
+ * - return the address to which the offset maps
+ * - return -ENOSYS to indicate refusal to do the mapping
+ */
+static inline unsigned long mtd_get_unmapped_area(struct mtd_info *mtd,
+ unsigned long len,
+ unsigned long offset,
+ unsigned long flags)
+{
+ return mtd->get_unmapped_area(mtd, len, offset, flags);
+}
+
static inline struct mtd_info *dev_to_mtd(struct device *dev)
{
return dev ? dev_get_drvdata(dev) : NULL;
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