EP1_BUFSIZE
if (len > EP1_BUFSIZE - 1)
len = EP1_BUFSIZE - 1;
if (len > EP1_BUFSIZE - 2)
len = EP1_BUFSIZE - 2;
cdev->ep1_in_buf, EP1_BUFSIZE,
cdev->midi_out_buf, EP1_BUFSIZE,
unsigned char ep1_in_buf[EP1_BUFSIZE];
unsigned char ep1_out_buf[EP1_BUFSIZE];
unsigned char midi_out_buf[EP1_BUFSIZE];
EP1_BUFSIZE - 3);