30 lines
1.1 KiB
C
Executable file
30 lines
1.1 KiB
C
Executable file
/*
|
|
* URB formatting related definitions
|
|
*/
|
|
|
|
#ifndef _URB_HELPER_H_
|
|
#define _URB_HELPER_H_
|
|
|
|
#include <ddekit/usb.h>
|
|
#include <ddekit/semaphore.h>
|
|
|
|
/* Possible values for attach_urb_data's buf_type */
|
|
/* Both may be used for single URB */
|
|
#define URB_BUF_TYPE_DATA 0 /* attached buffer is data buffer */
|
|
#define URB_BUF_TYPE_SETUP 1 /* attached buffer is setup structure */
|
|
|
|
/* Possible values for blocking_urb_submit's check_len */
|
|
/* Use URB_SUBMIT_CHECK_LEN when actual data buffer length returned
|
|
* by HCD must match expected length, supplied in attach_urb_data */
|
|
#define URB_SUBMIT_CHECK_LEN 0 /* return error on length mismatch */
|
|
#define URB_SUBMIT_ALLOW_MISMATCH 1 /* ignore length check */
|
|
|
|
/*---------------------------*
|
|
* declared functions *
|
|
*---------------------------*/
|
|
void init_urb(struct ddekit_usb_urb *, struct ddekit_usb_dev *, ddekit_int32_t,
|
|
ddekit_int32_t, ddekit_int32_t, ddekit_uint32_t);
|
|
void attach_urb_data(struct ddekit_usb_urb *, int, void *, ddekit_uint32_t);
|
|
int blocking_urb_submit(struct ddekit_usb_urb *, ddekit_sem_t *, int);
|
|
|
|
#endif /* !_URB_HELPER_H_ */
|