diff options
| author | Steve French <sfrench@us.ibm.com> | 2008-05-06 17:55:32 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2008-05-06 17:55:32 +0000 |
| commit | a815752ac0ffdb910e92958d41d28f4fb28e5296 (patch) | |
| tree | a3aa16a282354da0debe8e3a3a7ed8aac6e54001 /drivers/usb/gadget/file_storage.c | |
| parent | 5ade9deaaa3e1f7291467d97b238648e43eae15e (diff) | |
| parent | a15306365a16380f3bafee9e181ba01231d4acd7 (diff) | |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/usb/gadget/file_storage.c')
| -rw-r--r-- | drivers/usb/gadget/file_storage.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c index bf3f946fd45..47bb9f09a1a 100644 --- a/drivers/usb/gadget/file_storage.c +++ b/drivers/usb/gadget/file_storage.c @@ -2307,6 +2307,29 @@ static int halt_bulk_in_endpoint(struct fsg_dev *fsg) return rc; } +static int wedge_bulk_in_endpoint(struct fsg_dev *fsg) +{ + int rc; + + DBG(fsg, "bulk-in set wedge\n"); + rc = usb_ep_set_wedge(fsg->bulk_in); + if (rc == -EAGAIN) + VDBG(fsg, "delayed bulk-in endpoint wedge\n"); + while (rc != 0) { + if (rc != -EAGAIN) { + WARN(fsg, "usb_ep_set_wedge -> %d\n", rc); + rc = 0; + break; + } + + /* Wait for a short time and then try again */ + if (msleep_interruptible(100) != 0) + return -EINTR; + rc = usb_ep_set_wedge(fsg->bulk_in); + } + return rc; +} + static int pad_with_zeros(struct fsg_dev *fsg) { struct fsg_buffhd *bh = fsg->next_buffhd_to_fill; @@ -2957,7 +2980,7 @@ static int received_cbw(struct fsg_dev *fsg, struct fsg_buffhd *bh) * We aren't required to halt the OUT endpoint; instead * we can simply accept and discard any data received * until the next reset. */ - halt_bulk_in_endpoint(fsg); + wedge_bulk_in_endpoint(fsg); set_bit(IGNORE_BULK_OUT, &fsg->atomic_bitflags); return -EINVAL; } |