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| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-11-19 07:34:04 +0100 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-11-26 08:05:27 +0100 |
| commit | 38317f5c0f2faae5110854f36edad810f841d62f (patch) | |
| tree | f3c683bb304733aa2e5d731aac39b571531a6c63 /drivers/usb | |
| parent | Linux 4.20-rc4 (diff) | |
| download | linux-38317f5c0f2faae5110854f36edad810f841d62f.tar.xz linux-38317f5c0f2faae5110854f36edad810f841d62f.zip | |
Revert "usb: dwc3: gadget: skip Set/Clear Halt when invalid"
This reverts commit ffb80fc672c3a7b6afd0cefcb1524fb99917b2f3.
Turns out that commit is wrong. Host controllers are allowed to use
Clear Feature HALT as means to sync data toggle between host and
periperal.
Cc: <stable@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 9faad896b3a1..9f92ee03dde7 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1470,9 +1470,6 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol) unsigned transfer_in_flight; unsigned started; - if (dep->flags & DWC3_EP_STALL) - return 0; - if (dep->number > 1) trb = dwc3_ep_prev_trb(dep, dep->trb_enqueue); else @@ -1494,8 +1491,6 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol) else dep->flags |= DWC3_EP_STALL; } else { - if (!(dep->flags & DWC3_EP_STALL)) - return 0; ret = dwc3_send_clear_stall_ep_cmd(dep); if (ret) |