1 #ifndef __USB_COMPAT_H__
2 #define __USB_COMPAT_H__
10 struct usb_host_endpoint {
11 struct usb_endpoint_descriptor desc;
12 struct list_head urb_list;
17 * urb->transfer_flags:
19 * Note: URB_DIR_IN/OUT is automatically set in usb_submit_urb().
21 #define URB_SHORT_NOT_OK 0x0001 /* report short reads as errors */
22 #define URB_ZERO_PACKET 0x0040 /* Finish bulk OUT with short packet */
26 typedef void (*usb_complete_t)(struct urb *);
29 void *hcpriv; /* private data for host controller */
30 struct list_head urb_list; /* list head for use by the urb's
32 struct usb_device *dev; /* (in) pointer to associated device */
33 struct usb_host_endpoint *ep; /* (internal) pointer to endpoint */
34 unsigned int pipe; /* (in) pipe information */
35 int status; /* (return) non-ISO status */
36 unsigned int transfer_flags; /* (in) URB_SHORT_NOT_OK | ...*/
37 void *transfer_buffer; /* (in) associated data buffer */
38 dma_addr_t transfer_dma; /* (in) dma addr for transfer_buffer */
39 u32 transfer_buffer_length; /* (in) data buffer length */
40 u32 actual_length; /* (return) actual transfer length */
41 unsigned char *setup_packet; /* (in) setup packet (control only) */
42 int start_frame; /* (modify) start frame (ISO) */
43 usb_complete_t complete; /* (in) completion routine */
46 #define usb_hcd_link_urb_to_ep(hcd, urb) ({ \
48 list_add_tail(&urb->urb_list, &urb->ep->urb_list); \
50 #define usb_hcd_unlink_urb_from_ep(hcd, urb) list_del_init(&urb->urb_list)
51 #define usb_hcd_check_unlink_urb(hdc, urb, status) 0
53 static inline void usb_hcd_giveback_urb(struct usb_hcd *hcd,
62 static inline int usb_hcd_unmap_urb_for_dma(struct usb_hcd *hcd,
65 /* TODO: add cache invalidation here */
69 static inline u16 find_tt(struct usb_device *dev)
74 /* Find out the nearest parent which is high speed */
75 while (dev->parent->parent != NULL)
76 if (dev->parent->speed != USB_SPEED_HIGH)
81 /* determine the port address at that hub */
82 hub = dev->parent->devnum;
83 for (chid = 0; chid < USB_MAXCHILDREN; chid++)
84 if (dev->parent->children[chid] == dev)
87 return (hub << 8) | chid;
89 #endif /* __USB_COMPAT_H__ */