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path: root/drivers/usb/dwc3/ep0.c
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Diffstat (limited to 'drivers/usb/dwc3/ep0.c')
-rw-r--r--drivers/usb/dwc3/ep0.c33
1 files changed, 21 insertions, 12 deletions
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index 1d139ca05ef1..5acbb948b704 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -394,10 +394,13 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc,
u32 wIndex;
u32 reg;
int ret;
+ enum usb_device_state state;
wValue = le16_to_cpu(ctrl->wValue);
wIndex = le16_to_cpu(ctrl->wIndex);
recip = ctrl->bRequestType & USB_RECIP_MASK;
+ state = dwc->gadget.state;
+
switch (recip) {
case USB_RECIP_DEVICE:
@@ -409,7 +412,7 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc,
* default control pipe
*/
case USB_DEVICE_U1_ENABLE:
- if (dwc->dev_state != DWC3_CONFIGURED_STATE)
+ if (state != USB_STATE_CONFIGURED)
return -EINVAL;
if (dwc->speed != DWC3_DSTS_SUPERSPEED)
return -EINVAL;
@@ -423,7 +426,7 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc,
break;
case USB_DEVICE_U2_ENABLE:
- if (dwc->dev_state != DWC3_CONFIGURED_STATE)
+ if (state != USB_STATE_CONFIGURED)
return -EINVAL;
if (dwc->speed != DWC3_DSTS_SUPERSPEED)
return -EINVAL;
@@ -493,6 +496,7 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc,
static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
+ enum usb_device_state state = dwc->gadget.state;
u32 addr;
u32 reg;
@@ -502,7 +506,7 @@ static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
return -EINVAL;
}
- if (dwc->dev_state == DWC3_CONFIGURED_STATE) {
+ if (state == USB_STATE_CONFIGURED) {
dev_dbg(dwc->dev, "trying to set address when configured\n");
return -EINVAL;
}
@@ -513,9 +517,9 @@ static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
dwc3_writel(dwc->regs, DWC3_DCFG, reg);
if (addr)
- dwc->dev_state = DWC3_ADDRESS_STATE;
+ usb_gadget_set_state(&dwc->gadget, USB_STATE_ADDRESS);
else
- dwc->dev_state = DWC3_DEFAULT_STATE;
+ usb_gadget_set_state(&dwc->gadget, USB_STATE_DEFAULT);
return 0;
}
@@ -532,6 +536,7 @@ static int dwc3_ep0_delegate_req(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
+ enum usb_device_state state = dwc->gadget.state;
u32 cfg;
int ret;
u32 reg;
@@ -539,16 +544,18 @@ static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
dwc->start_config_issued = false;
cfg = le16_to_cpu(ctrl->wValue);
- switch (dwc->dev_state) {
- case DWC3_DEFAULT_STATE:
+ switch (state) {
+ case USB_STATE_DEFAULT:
return -EINVAL;
break;
- case DWC3_ADDRESS_STATE:
+ case USB_STATE_ADDRESS:
ret = dwc3_ep0_delegate_req(dwc, ctrl);
/* if the cfg matches and the cfg is non zero */
if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {
- dwc->dev_state = DWC3_CONFIGURED_STATE;
+ usb_gadget_set_state(&dwc->gadget,
+ USB_STATE_CONFIGURED);
+
/*
* Enable transition to U1/U2 state when
* nothing is pending from application.
@@ -562,10 +569,11 @@ static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
}
break;
- case DWC3_CONFIGURED_STATE:
+ case USB_STATE_CONFIGURED:
ret = dwc3_ep0_delegate_req(dwc, ctrl);
if (!cfg)
- dwc->dev_state = DWC3_ADDRESS_STATE;
+ usb_gadget_set_state(&dwc->gadget,
+ USB_STATE_ADDRESS);
break;
default:
ret = -EINVAL;
@@ -620,10 +628,11 @@ static void dwc3_ep0_set_sel_cmpl(struct usb_ep *ep, struct usb_request *req)
static int dwc3_ep0_set_sel(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
struct dwc3_ep *dep;
+ enum usb_device_state state = dwc->gadget.state;
u16 wLength;
u16 wValue;
- if (dwc->dev_state == DWC3_DEFAULT_STATE)
+ if (state == USB_STATE_DEFAULT)
return -EINVAL;
wValue = le16_to_cpu(ctrl->wValue);