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authorsupriya karanth <supriya.karanth@stericsson.com>2012-06-08 11:07:00 +0200
committerPhilippe Langlais <philippe.langlais@stericsson.com>2012-06-11 09:41:06 +0200
commit5b6d8a7224a7963be4cd27c4e7a4f52313d1903b (patch)
tree669b02d737cf5b60b3ccf1695830d1d5a6c56472
parent2b85348ec0be48a89fb2689bc59d943fbee8a625 (diff)
usb: gadget: storage: Add short_not_ok flagusb
The short_not_ok flag is needed by the musb driver to allow mass storage data to go over DMA in mode1. Signed-off-by: supriya karanth <supriya.karanth@stericsson.com>
-rw-r--r--drivers/usb/gadget/f_mass_storage.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index 8473424e31f..63108da7589 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -960,6 +960,7 @@ static int do_write(struct fsg_common *common)
* the bulk-out maxpacket size.
*/
set_bulk_out_req_length(common, bh, amount);
+ bh->outreq->short_not_ok = 1;
if (!start_out_transfer(common, bh))
/* Dunno what to do if common->fsg is NULL */
return -EIO;
@@ -1617,6 +1618,7 @@ static int throw_away_data(struct fsg_common *common)
* the bulk-out maxpacket size.
*/
set_bulk_out_req_length(common, bh, amount);
+ bh->outreq->short_not_ok = 1;
if (!start_out_transfer(common, bh))
/* Dunno what to do if common->fsg is NULL */
return -EIO;