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authorLinus Torvalds <torvalds@woody.osdl.org>2006-12-01 16:41:58 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-01 16:41:58 -0800
commit9641219825a54249d77d7aa1afa7d874a05c7f90 (patch)
tree94dae67a8804a070e2597b931d1e3335f08389fc /drivers/usb/gadget/net2280.c
parent72a73a69f6a79266b8b4b18f796907b73a5c01e3 (diff)
parent94fcda1f8ab5e0cacc381c5ca1cc9aa6ad523576 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/usb-2.6: (103 commits) usbcore: remove unused argument in autosuspend USB: keep count of unsuspended children USB hub: simplify remote-wakeup handling USB: struct usb_device: change flag to bitflag OHCI: make autostop conditional on CONFIG_PM USB: Add autosuspend support to the hub driver EHCI: Fix root-hub and port suspend/resume problems USB: create a new thread for every USB device found during the probe sequence USB: add driver for the USB debug devices USB: added dynamic major number for USB endpoints USB: pegasus error path not resetting task's state USB: endianness fix for asix.c USB: build the appledisplay driver USB serial: replace kmalloc+memset with kzalloc USB: hid-core: canonical defines for Apple USB device IDs USB: idmouse cleanup USB: make drivers/usb/core/driver.c:usb_device_match() static USB: lh7a40x_udc remove double declaration USB: pxa2xx_udc recognizes ixp425 rev b0 chip usbtouchscreen: add support for DMC TSC-10/25 devices ...
Diffstat (limited to 'drivers/usb/gadget/net2280.c')
-rw-r--r--drivers/usb/gadget/net2280.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 3acc896a5d4..0b590831582 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -1040,6 +1040,7 @@ net2280_queue (struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
} /* else the irq handler advances the queue. */
+ ep->responded = 1;
if (req)
list_add_tail (&req->queue, &ep->queue);
done:
@@ -2188,7 +2189,8 @@ static void handle_ep_small (struct net2280_ep *ep)
ep->stopped = 1;
set_halt (ep);
mode = 2;
- } else if (!req && !ep->stopped)
+ } else if (ep->responded &&
+ !req && !ep->stopped)
write_fifo (ep, NULL);
}
} else {
@@ -2203,7 +2205,7 @@ static void handle_ep_small (struct net2280_ep *ep)
} else if (((t & (1 << DATA_OUT_PING_TOKEN_INTERRUPT))
&& req
&& req->req.actual == req->req.length)
- || !req) {
+ || (ep->responded && !req)) {
ep->dev->protocol_stall = 1;
set_halt (ep);
ep->stopped = 1;
@@ -2469,6 +2471,7 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat)
/* we made the hardware handle most lowlevel requests;
* everything else goes uplevel to the gadget code.
*/
+ ep->responded = 1;
switch (u.r.bRequest) {
case USB_REQ_GET_STATUS: {
struct net2280_ep *e;
@@ -2537,6 +2540,7 @@ delegate:
u.r.bRequestType, u.r.bRequest,
w_value, w_index, w_length,
readl (&ep->regs->ep_cfg));
+ ep->responded = 0;
spin_unlock (&dev->lock);
tmp = dev->driver->setup (&dev->gadget, &u.r);
spin_lock (&dev->lock);