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18#ifndef __DRIVERS_USB_DWC3_GADGET_H
19#define __DRIVERS_USB_DWC3_GADGET_H
20
21#include <linux/list.h>
22#include <linux/usb/gadget.h>
23#include "io.h"
24
25struct dwc3;
26#define to_dwc3_ep(ep) (container_of(ep, struct dwc3_ep, endpoint))
27#define gadget_to_dwc(g) (container_of(g, struct dwc3, gadget))
28
29
30#define DWC3_DEPCFG_INT_NUM(n) ((n) << 0)
31#define DWC3_DEPCFG_XFER_COMPLETE_EN (1 << 8)
32#define DWC3_DEPCFG_XFER_IN_PROGRESS_EN (1 << 9)
33#define DWC3_DEPCFG_XFER_NOT_READY_EN (1 << 10)
34#define DWC3_DEPCFG_FIFO_ERROR_EN (1 << 11)
35#define DWC3_DEPCFG_STREAM_EVENT_EN (1 << 13)
36#define DWC3_DEPCFG_BINTERVAL_M1(n) ((n) << 16)
37#define DWC3_DEPCFG_STREAM_CAPABLE (1 << 24)
38#define DWC3_DEPCFG_EP_NUMBER(n) ((n) << 25)
39#define DWC3_DEPCFG_BULK_BASED (1 << 30)
40#define DWC3_DEPCFG_FIFO_BASED (1 << 31)
41
42
43#define DWC3_DEPCFG_EP_TYPE(n) ((n) << 1)
44#define DWC3_DEPCFG_MAX_PACKET_SIZE(n) ((n) << 3)
45#define DWC3_DEPCFG_FIFO_NUMBER(n) ((n) << 17)
46#define DWC3_DEPCFG_BURST_SIZE(n) ((n) << 22)
47#define DWC3_DEPCFG_DATA_SEQ_NUM(n) ((n) << 26)
48
49#define DWC3_DEPCFG_IGN_SEQ_NUM (1 << 31)
50
51#define DWC3_DEPCFG_ACTION_INIT (0 << 30)
52#define DWC3_DEPCFG_ACTION_RESTORE (1 << 30)
53#define DWC3_DEPCFG_ACTION_MODIFY (2 << 30)
54
55
56#define DWC3_DEPXFERCFG_NUM_XFER_RES(n) ((n) & 0xffff)
57
58
59
60#define to_dwc3_request(r) (container_of(r, struct dwc3_request, request))
61
62static inline struct dwc3_request *next_request(struct list_head *list)
63{
64 if (list_empty(list))
65 return NULL;
66
67 return list_first_entry(list, struct dwc3_request, list);
68}
69
70static inline void dwc3_gadget_move_request_queued(struct dwc3_request *req)
71{
72 struct dwc3_ep *dep = req->dep;
73
74 req->queued = true;
75 list_move_tail(&req->list, &dep->req_queued);
76}
77
78void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req,
79 int status);
80
81void dwc3_ep0_interrupt(struct dwc3 *dwc,
82 const struct dwc3_event_depevt *event);
83void dwc3_ep0_out_start(struct dwc3 *dwc);
84int __dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value);
85int dwc3_gadget_ep0_set_halt(struct usb_ep *ep, int value);
86int dwc3_gadget_ep0_queue(struct usb_ep *ep, struct usb_request *request,
87 gfp_t gfp_flags);
88int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol);
89void dwc3_gadget_uboot_handle_interrupt(struct dwc3 *dwc);
90
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98static inline u32 dwc3_gadget_ep_get_transfer_index(struct dwc3 *dwc, u8 number)
99{
100 u32 res_id;
101
102 res_id = dwc3_readl(dwc->regs, DWC3_DEPCMD(number));
103
104 return DWC3_DEPCMD_GET_RSC_IDX(res_id);
105}
106
107#endif
108