| MPT_HANDSHAKE_REQ_RE(9) | Message-based devices | MPT_HANDSHAKE_REQ_RE(9) |
NAME¶
mpt_handshake_req_reply_wait - Send MPT request to and receive reply from IOC via doorbell handshake method.
SYNOPSIS¶
int mpt_handshake_req_reply_wait(MPT_ADAPTER * ioc, int reqBytes, u32 * req, int replyBytes, u16 * u16reply, int maxwait, int sleepFlag);
ARGUMENTS¶
ioc
Pointer to MPT_ADAPTER structure
reqBytes
Size of the request in bytes
req
Pointer to MPT request frame
replyBytes
Expected size of the reply in bytes
u16reply
Pointer to area where reply should be written
maxwait
Max wait time for a reply (in seconds)
sleepFlag
Specifies whether the process can sleep
NOTES¶
It is the callers responsibility to byte-swap fields in the request which are greater than 1 byte in size. It is also the callers responsibility to byte-swap response fields which are greater than 1 byte in size.
Returns 0 for success, non-zero for failure.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |