w1: export w1_read_8 function
Export the w1_read_8 function for use of drivers. The OMAP HDQ
driver(drivers/w1/masters/omap_hdq.c) uses this function.
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Madhusudhan Chikkature<madhu.cr@ti.com>
Acked-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/w1/w1.h b/drivers/w1/w1.h
index cdaa6ff..97304bd 100644
--- a/drivers/w1/w1.h
+++ b/drivers/w1/w1.h
@@ -206,6 +206,7 @@
u8 w1_triplet(struct w1_master *dev, int bdir);
void w1_write_8(struct w1_master *, u8);
+u8 w1_read_8(struct w1_master *);
int w1_reset_bus(struct w1_master *);
u8 w1_calc_crc8(u8 *, int);
void w1_write_block(struct w1_master *, const u8 *, int);
diff --git a/drivers/w1/w1_io.c b/drivers/w1/w1_io.c
index f4f82f1..0d15b0e 100644
--- a/drivers/w1/w1_io.c
+++ b/drivers/w1/w1_io.c
@@ -217,7 +217,7 @@
* @param dev the master device
* @return the byte read
*/
-static u8 w1_read_8(struct w1_master * dev)
+u8 w1_read_8(struct w1_master *dev)
{
int i;
u8 res = 0;
@@ -230,6 +230,7 @@
return res;
}
+EXPORT_SYMBOL_GPL(w1_read_8);
/**
* Writes a series of bytes.