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path: root/drivers/usb/cdns3/ep0.c
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Diffstat (limited to 'drivers/usb/cdns3/ep0.c')
-rw-r--r--drivers/usb/cdns3/ep0.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/cdns3/ep0.c b/drivers/usb/cdns3/ep0.c
index 0445da0a5a0c..e71240b386b4 100644
--- a/drivers/usb/cdns3/ep0.c
+++ b/drivers/usb/cdns3/ep0.c
@@ -234,9 +234,11 @@ static int cdns3_req_ep0_set_address(struct cdns3_device *priv_dev,
234static int cdns3_req_ep0_get_status(struct cdns3_device *priv_dev, 234static int cdns3_req_ep0_get_status(struct cdns3_device *priv_dev,
235 struct usb_ctrlrequest *ctrl) 235 struct usb_ctrlrequest *ctrl)
236{ 236{
237 struct cdns3_endpoint *priv_ep;
237 __le16 *response_pkt; 238 __le16 *response_pkt;
238 u16 usb_status = 0; 239 u16 usb_status = 0;
239 u32 recip; 240 u32 recip;
241 u8 index;
240 242
241 recip = ctrl->bRequestType & USB_RECIP_MASK; 243 recip = ctrl->bRequestType & USB_RECIP_MASK;
242 244
@@ -262,9 +264,13 @@ static int cdns3_req_ep0_get_status(struct cdns3_device *priv_dev,
262 case USB_RECIP_INTERFACE: 264 case USB_RECIP_INTERFACE:
263 return cdns3_ep0_delegate_req(priv_dev, ctrl); 265 return cdns3_ep0_delegate_req(priv_dev, ctrl);
264 case USB_RECIP_ENDPOINT: 266 case USB_RECIP_ENDPOINT:
265 /* check if endpoint is stalled */ 267 index = cdns3_ep_addr_to_index(ctrl->wIndex);
268 priv_ep = priv_dev->eps[index];
269
270 /* check if endpoint is stalled or stall is pending */
266 cdns3_select_ep(priv_dev, ctrl->wIndex); 271 cdns3_select_ep(priv_dev, ctrl->wIndex);
267 if (EP_STS_STALL(readl(&priv_dev->regs->ep_sts))) 272 if (EP_STS_STALL(readl(&priv_dev->regs->ep_sts)) ||
273 (priv_ep->flags & EP_STALL_PENDING))
268 usb_status = BIT(USB_ENDPOINT_HALT); 274 usb_status = BIT(USB_ENDPOINT_HALT);
269 break; 275 break;
270 default: 276 default: