ide: move ide_fixstring() documentation to ide-iops.c from ide.h

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index b3d91796805..e17a9ee120e 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -403,6 +403,13 @@ void ide_fix_driveid (struct hd_driveid *id)
 #endif
 }
 
+/*
+ * ide_fixstring() cleans up and (optionally) byte-swaps a text string,
+ * removing leading/trailing blanks and compressing internal blanks.
+ * It is primarily used to tidy up the model name/number fields as
+ * returned by the WIN_[P]IDENTIFY commands.
+ */
+
 void ide_fixstring (u8 *s, const int bytecount, const int byteswap)
 {
 	u8 *p = s, *end = &s[bytecount & ~1]; /* bytecount must be even */