Signed-off-by: Jules Maselbas <jmaselbas@xxxxxxxxx>
---
drivers/usb/dwc2/core.h | 52 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h
index 56d5cbbfb..e25674558 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -421,6 +421,49 @@ enum usb_otg_state {
OTG_STATE_B_PERIPHERAL,
};
+struct dwc2_ep {
+ struct usb_ep ep;
+ struct dwc2 *dwc2;
+ struct list_head queue;
+ struct dwc2_request *req;
+ char name[8];
+
+ unsigned int size_loaded;
+ unsigned int last_load;
+ unsigned short fifo_size;
+ unsigned short fifo_index;
+
+ u8 dir_in;
+ u8 epnum;
+ u8 mc;
+ u16 interval;
+
+ unsigned int halted:1;
+ unsigned int periodic:1;
+ unsigned int isochronous:1;
+ unsigned int send_zlp:1;
+ unsigned int target_frame;
+#define TARGET_FRAME_INITIAL 0xFFFFFFFF
+ bool frame_overrun;
+};
+
+struct dwc2_request {
+ struct usb_request req;
+ struct list_head queue;
+};
+
+/* Gadget ep0 states */
+enum dwc2_ep0_state {
+ DWC2_EP0_SETUP,
+ DWC2_EP0_DATA_IN,
+ DWC2_EP0_DATA_OUT,
+ DWC2_EP0_STATUS_IN,
+ DWC2_EP0_STATUS_OUT,
+};
+
+/* Size of control and EP0 buffers */
+#define DWC2_CTRL_BUFF_SIZE 8
+
struct dwc2 {
struct device_d *dev;
struct usb_host host;
@@ -433,6 +476,15 @@ struct dwc2 {
void __iomem *regs;
int root_hub_devnum;
+ int num_eps;
+ struct dwc2_ep *eps_in[MAX_ENDPOINT];
+ struct dwc2_ep *eps_out[MAX_ENDPOINT];
+ struct usb_request *ctrl_req;
+ void *ep0_buff;
+ void *ctrl_buff;
+ enum dwc2_ep0_state ep0_state;
+ struct usb_gadget_driver *driver;
+
enum usb_dr_mode dr_mode;
enum usb_otg_state op_state;
};
--
2.21.0.196.g041f5ea
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