/**
* fc_elsct_send() - Send an ELS or CT frame
* @lport: The local port to send the frame on
* @did: The destination ID for the frame
* @fp: The frame to be sent
* @op: The operational code
* @resp: The callback routine when the response is received
* @arg: The argument to pass to the response callback routine
* @timer_msec: The timeout period for the frame (in msecs)
*/
struct fc_seq *fc_elsct_send(struct fc_lport *lport, u32 did,
struct fc_frame *fp, unsigned int op,
void (*resp)(struct fc_seq *,
struct fc_frame *,
void *),
void *arg, u32 timer_msec)
{
enum fc_rctl r_ctl;
enum fc_fh_type fh_type;
int rc;
/* ELS requests */
if ((op >= ELS_LS_RJT) && (op <= ELS_AUTH_ELS))
rc = fc_els_fill(lport, did, fp, op, &r_ctl, &fh_type);
else {
/* CT requests */
rc = fc_ct_fill(lport, did, fp, op, &r_ctl, &fh_type);
did = FC_FID_DIR_SERV;
}
if (rc) {
fc_frame_free(fp);
return NULL;
}
fc_fill_fc_hdr(fp, r_ctl, did, lport->port_id, fh_type,
FC_FCTL_REQ, 0);
return lport->tt.exch_seq_send(lport, fp, resp, NULL, arg, timer_msec);
}
/*
* fc_elsct_send - sends ELS/CT frame
*/
static struct fc_seq *fc_elsct_send(struct fc_lport *lport,
struct fc_rport *rport,
struct fc_frame *fp,
unsigned int op,
void (*resp)(struct fc_seq *,
struct fc_frame *fp,
void *arg),
void *arg, u32 timer_msec)
{
enum fc_rctl r_ctl;
u32 did;
enum fc_fh_type fh_type;
int rc;
/* ELS requests */
if ((op >= ELS_LS_RJT) && (op <= ELS_AUTH_ELS))
rc = fc_els_fill(lport, rport, fp, op, &r_ctl, &did, &fh_type);
else
/* CT requests */
rc = fc_ct_fill(lport, fp, op, &r_ctl, &did, &fh_type);
if (rc)
return NULL;
fc_fill_fc_hdr(fp, r_ctl, did, fc_host_port_id(lport->host), fh_type,
FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0);
return lport->tt.exch_seq_send(lport, fp, resp, NULL, arg, timer_msec);
}