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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 09:40:56 +0200
commit65f38c360a6aa9ad11c8795da0a1779f2cbd7eba (patch)
tree80cd62bed613beacaf38d4e267f448f31a5007c8
parent0a5a669b3c6ad2f51b853a77d4e9c01cf24deed8 (diff)
usb: gadget: storage: Add short_not_ok flag
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 0e626e98a5d..e7e4ea71e37 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -961,6 +961,7 @@ 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;
@@ -1618,6 +1619,7 @@ 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;