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path: root/drivers/usb/dwc3/gadget.c
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Diffstat (limited to 'drivers/usb/dwc3/gadget.c')
-rw-r--r--drivers/usb/dwc3/gadget.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index aebcf8ec0716..c7ef218e7a8c 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -783,8 +783,6 @@ static int __dwc3_gadget_ep_disable(struct dwc3_ep *dep)
trace_dwc3_gadget_ep_disable(dep);
- dwc3_remove_requests(dwc, dep);
-
/* make sure HW endpoint isn't stalled */
if (dep->flags & DWC3_EP_STALL)
__dwc3_gadget_ep_set_halt(dep, 0, false);
@@ -793,16 +791,18 @@ static int __dwc3_gadget_ep_disable(struct dwc3_ep *dep)
reg &= ~DWC3_DALEPENA_EP(dep->number);
dwc3_writel(dwc->regs, DWC3_DALEPENA, reg);
- dep->stream_capable = false;
- dep->type = 0;
- dep->flags = 0;
-
/* Clear out the ep descriptors for non-ep0 */
if (dep->number > 1) {
dep->endpoint.comp_desc = NULL;
dep->endpoint.desc = NULL;
}
+ dwc3_remove_requests(dwc, dep);
+
+ dep->stream_capable = false;
+ dep->type = 0;
+ dep->flags = 0;
+
return 0;
}
@@ -1617,7 +1617,7 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req)
{
struct dwc3 *dwc = dep->dwc;
- if (!dep->endpoint.desc || !dwc->pullups_connected) {
+ if (!dep->endpoint.desc || !dwc->pullups_connected || !dwc->connected) {
dev_err(dwc->dev, "%s: can't queue to disabled endpoint\n",
dep->name);
return -ESHUTDOWN;
@@ -2083,7 +2083,7 @@ static void __dwc3_gadget_set_speed(struct dwc3 *dwc)
u32 reg;
speed = dwc->gadget_max_speed;
- if (speed > dwc->maximum_speed)
+ if (speed == USB_SPEED_UNKNOWN || speed > dwc->maximum_speed)
speed = dwc->maximum_speed;
if (speed == USB_SPEED_SUPER_PLUS &&
@@ -2247,6 +2247,7 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on)
if (!is_on) {
u32 count;
+ dwc->connected = false;
/*
* In the Synopsis DesignWare Cores USB3 Databook Rev. 3.30a
* Section 4.1.8 Table 4-7, it states that for a device-initiated
@@ -2271,7 +2272,6 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on)
dwc->ev_buf->lpos = (dwc->ev_buf->lpos + count) %
dwc->ev_buf->length;
}
- dwc->connected = false;
} else {
__dwc3_gadget_start(dwc);
}
@@ -2523,6 +2523,7 @@ static void dwc3_gadget_set_ssp_rate(struct usb_gadget *g,
unsigned long flags;
spin_lock_irqsave(&dwc->lock, flags);
+ dwc->gadget_max_speed = USB_SPEED_SUPER_PLUS;
dwc->gadget_ssp_rate = rate;
spin_unlock_irqrestore(&dwc->lock, flags);
}
@@ -3321,8 +3322,6 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc)
{
u32 reg;
- dwc->connected = true;
-
/*
* WORKAROUND: DWC3 revisions <1.88a have an issue which
* would cause a missing Disconnect Event if there's a
@@ -3362,6 +3361,7 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc)
* transfers."
*/
dwc3_stop_active_transfers(dwc);
+ dwc->connected = true;
reg = dwc3_readl(dwc->regs, DWC3_DCTL);
reg &= ~DWC3_DCTL_TSTCTRL_MASK;