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STRUCT HSI_MSG(9) High Speed Synchronous Serial STRUCT HSI_MSG(9)

NAME

struct_hsi_msg - HSI message descriptor

SYNOPSIS

struct hsi_msg {
  struct list_head link;
  struct hsi_client * cl;
  struct sg_table sgt;
  void * context;
  void (* complete) (struct hsi_msg *msg);
  void (* destructor) (struct hsi_msg *msg);
  int status;
  unsigned int actual_len;
  unsigned int channel;
  unsigned int ttype:1;
  unsigned int break_frame:1;
};

MEMBERS

link
Free to use by the current descriptor owner
cl
HSI device client that issues the transfer
sgt
Head of the scatterlist array
context
Client context data associated to the transfer
complete
Transfer completion callback
destructor
Destructor to free resources when flushing
status
Status of the transfer when completed
actual_len
Actual length of data transferred on completion
channel
Channel were to TX/RX the message
ttype
Transfer type (TX if set, RX otherwise)
break_frame
if true HSI will send/receive a break frame. Data buffers are ignored in the request.

COPYRIGHT

May 2018 Kernel Hackers Manual 3.16