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usb: dwc3: gadget: don't enable interrupt when disabling endpoint

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[ Upstream commit c5353b225df9b2d0cf881873eef6f680e43c9aa2 ]

Since we're disabling the endpoint anyway, we don't worry about
getting endpoint command completion interrupt.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Sasha Levin 2020-04-18 12:11:16 -04:00 committed by Greg Kroah-Hartman
parent faed49eaa5
commit d1eded7ad4
1 changed files with 8 additions and 6 deletions
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14
drivers/usb/dwc3/gadget.c
View file

@ -688,12 +688,13 @@ out:
return 0;
}
static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force);
static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force,
bool interrupt);
static void dwc3_remove_requests(struct dwc3 *dwc, struct dwc3_ep *dep)
{
struct dwc3_request *req;
dwc3_stop_active_transfer(dep, true);
dwc3_stop_active_transfer(dep, true, false);
/* - giveback all requests to gadget driver */
while (!list_empty(&dep->started_list)) {
@ -1416,7 +1417,7 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep,
}
if (r == req) {
/* wait until it is processed */
dwc3_stop_active_transfer(dep, true);
dwc3_stop_active_transfer(dep, true, true);
if (!r->trb)
goto out0;
@ -2366,7 +2367,7 @@ static void dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep,
dwc3_gadget_ep_cleanup_completed_requests(dep, event, status);
if (stop) {
dwc3_stop_active_transfer(dep, true);
dwc3_stop_active_transfer(dep, true, true);
dep->flags = DWC3_EP_ENABLED;
}
@ -2488,7 +2489,8 @@ static void dwc3_reset_gadget(struct dwc3 *dwc)
}
}
static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force)
static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force,
bool interrupt)
{
struct dwc3 *dwc = dep->dwc;
struct dwc3_gadget_ep_cmd_params params;
@ -2532,7 +2534,7 @@ static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force)
cmd = DWC3_DEPCMD_ENDTRANSFER;
cmd |= force ? DWC3_DEPCMD_HIPRI_FORCERM : 0;
cmd |= DWC3_DEPCMD_CMDIOC;
cmd |= interrupt ? DWC3_DEPCMD_CMDIOC : 0;
cmd |= DWC3_DEPCMD_PARAM(dep->resource_index);
memset(&params, 0, sizeof(params));
ret = dwc3_send_gadget_ep_cmd(dep, cmd, &params);