scsi: ibmvscsi: Fix a bunch of misdocumentation

scsi: ibmvscsi: Fix a bunch of misdocumentation

Fixes the following W=1 kernel build warning(s):

 drivers/scsi/ibmvscsi/ibmvfc.c:331: warning: Function parameter or member 'vhost' not described in 'ibmvfc_get_err_result'
 drivers/scsi/ibmvscsi/ibmvfc.c:653: warning: Excess function parameter 'job_step' description in 'ibmvfc_del_tgt'
 drivers/scsi/ibmvscsi/ibmvfc.c:773: warning: Function parameter or member 'queue' not described in 'ibmvfc_init_event_pool'
 drivers/scsi/ibmvscsi/ibmvfc.c:773: warning: Function parameter or member 'size' not described in 'ibmvfc_init_event_pool'
 drivers/scsi/ibmvscsi/ibmvfc.c:823: warning: Function parameter or member 'queue' not described in 'ibmvfc_free_event_pool'
 drivers/scsi/ibmvscsi/ibmvfc.c:1413: warning: Function parameter or member 'vhost' not described in 'ibmvfc_gather_partition_info'
 drivers/scsi/ibmvscsi/ibmvfc.c:1483: warning: Function parameter or member 'queue' not described in 'ibmvfc_get_event'
 drivers/scsi/ibmvscsi/ibmvfc.c:1483: warning: Excess function parameter 'vhost' description in 'ibmvfc_get_event'
 drivers/scsi/ibmvscsi/ibmvfc.c:1630: warning: Function parameter or member 't' not described in 'ibmvfc_timeout'
 drivers/scsi/ibmvscsi/ibmvfc.c:1630: warning: Excess function parameter 'evt' description in 'ibmvfc_timeout'
 drivers/scsi/ibmvscsi/ibmvfc.c:1893: warning: Function parameter or member 'shost' not described in 'ibmvfc_queuecommand'
 drivers/scsi/ibmvscsi/ibmvfc.c:1893: warning: Excess function parameter 'done' description in 'ibmvfc_queuecommand'
 drivers/scsi/ibmvscsi/ibmvfc.c:2324: warning: Function parameter or member 'rport' not described in 'ibmvfc_match_rport'
 drivers/scsi/ibmvscsi/ibmvfc.c:2324: warning: Excess function parameter 'device' description in 'ibmvfc_match_rport'
 drivers/scsi/ibmvscsi/ibmvfc.c:3133: warning: Function parameter or member 'evt_doneq' not described in 'ibmvfc_handle_crq'
 drivers/scsi/ibmvscsi/ibmvfc.c:3317: warning: Excess function parameter 'reason' description in 'ibmvfc_change_queue_depth'
 drivers/scsi/ibmvscsi/ibmvfc.c:3390: warning: Function parameter or member 'attr' not described in 'ibmvfc_show_log_level'
 drivers/scsi/ibmvscsi/ibmvfc.c:3413: warning: Function parameter or member 'attr' not described in 'ibmvfc_store_log_level'
 drivers/scsi/ibmvscsi/ibmvfc.c:3413: warning: Function parameter or member 'count' not described in 'ibmvfc_store_log_level'
 drivers/scsi/ibmvscsi/ibmvfc.c:4121: warning: Function parameter or member 'done' not described in '__ibmvfc_tgt_get_implicit_logout_evt'
 drivers/scsi/ibmvscsi/ibmvfc.c:4438: warning: Function parameter or member 't' not described in 'ibmvfc_adisc_timeout'
 drivers/scsi/ibmvscsi/ibmvfc.c:4438: warning: Excess function parameter 'tgt' description in 'ibmvfc_adisc_timeout'
 drivers/scsi/ibmvscsi/ibmvfc.c:4641: warning: Function parameter or member 'target' not described in 'ibmvfc_alloc_target'
 drivers/scsi/ibmvscsi/ibmvfc.c:4641: warning: Excess function parameter 'scsi_id' description in 'ibmvfc_alloc_target'
 drivers/scsi/ibmvscsi/ibmvfc.c:5068: warning: Function parameter or member 'evt' not described in 'ibmvfc_npiv_logout_done'
 drivers/scsi/ibmvscsi/ibmvfc.c:5068: warning: Excess function parameter 'vhost' description in 'ibmvfc_npiv_logout_done'

Link: https://lore.kernel.org/r/20210317091230.2912389-35-lee.jones@linaro.org
Cc: Tyrel Datwyler <tyreld@linux.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: Brian King <brking@linux.vnet.ibm.com>
Cc: linux-scsi@vger.kernel.org
Cc: linuxppc-dev@lists.ozlabs.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>