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

 drivers/scsi/ibmvscsi/ibmvscsi.c:143: warning: Function parameter or member 'hostdata' not described in 'ibmvscsi_release_crq_queue'
 drivers/scsi/ibmvscsi/ibmvscsi.c:143: warning: Function parameter or member 'max_requests' not described in 'ibmvscsi_release_crq_queue'
 drivers/scsi/ibmvscsi/ibmvscsi.c:143: warning: expecting prototype for release_crq_queue(). Prototype was for ibmvscsi_release_crq_queue() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:286: warning: expecting prototype for reset_crq_queue(). Prototype was for ibmvscsi_reset_crq_queue() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:328: warning: Function parameter or member 'max_requests' not described in 'ibmvscsi_init_crq_queue'
 drivers/scsi/ibmvscsi/ibmvscsi.c:328: warning: expecting prototype for initialize_crq_queue(). Prototype was for ibmvscsi_init_crq_queue() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:414: warning: expecting prototype for reenable_crq_queue(). Prototype was for ibmvscsi_reenable_crq_queue() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:536: warning: expecting prototype for ibmvscsi_free(). Prototype was for free_event_struct() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:558: warning: expecting prototype for get_evt_struct(). Prototype was for get_event_struct() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:587: warning: Function parameter or member 'evt_struct' not described in 'init_event_struct'
 drivers/scsi/ibmvscsi/ibmvscsi.c:587: warning: Excess function parameter 'evt' description in 'init_event_struct'
 drivers/scsi/ibmvscsi/ibmvscsi.c:608: warning: Function parameter or member 'cmd' not described in 'set_srp_direction'
 drivers/scsi/ibmvscsi/ibmvscsi.c:608: warning: Function parameter or member 'srp_cmd' not described in 'set_srp_direction'
 drivers/scsi/ibmvscsi/ibmvscsi.c:608: warning: Function parameter or member 'numbuf' not described in 'set_srp_direction'
 drivers/scsi/ibmvscsi/ibmvscsi.c:641: warning: Function parameter or member 'evt_struct' not described in 'unmap_cmd_data'
 drivers/scsi/ibmvscsi/ibmvscsi.c:683: warning: Function parameter or member 'evt_struct' not described in 'map_sg_data'
 drivers/scsi/ibmvscsi/ibmvscsi.c:757: warning: Function parameter or member 'evt_struct' not described in 'map_data_for_srp_cmd'
 drivers/scsi/ibmvscsi/ibmvscsi.c:783: warning: Function parameter or member 'error_code' not described in 'purge_requests'
 drivers/scsi/ibmvscsi/ibmvscsi.c:846: warning: Function parameter or member 't' not described in 'ibmvscsi_timeout'
 drivers/scsi/ibmvscsi/ibmvscsi.c:846: warning: Excess function parameter 'evt_struct' description in 'ibmvscsi_timeout'
 drivers/scsi/ibmvscsi/ibmvscsi.c:1043: warning: Function parameter or member 'cmnd' not described in 'ibmvscsi_queuecommand_lck'
 drivers/scsi/ibmvscsi/ibmvscsi.c:1043: warning: expecting prototype for ibmvscsi_queue(). Prototype was for ibmvscsi_queuecommand_lck() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:1351: warning: expecting prototype for init_host(). Prototype was for enable_fast_fail() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:1464: warning: Function parameter or member 'hostdata' not described in 'init_adapter'
 drivers/scsi/ibmvscsi/ibmvscsi.c:1475: warning: Function parameter or member 'evt_struct' not described in 'sync_completion'
 drivers/scsi/ibmvscsi/ibmvscsi.c:1488: warning: Function parameter or member 'cmd' not described in 'ibmvscsi_eh_abort_handler'
 drivers/scsi/ibmvscsi/ibmvscsi.c:1488: warning: expecting prototype for ibmvscsi_abort(). Prototype was for ibmvscsi_eh_abort_handler() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:1627: warning: Function parameter or member 'cmd' not described in 'ibmvscsi_eh_device_reset_handler'
 drivers/scsi/ibmvscsi/ibmvscsi.c:1893: warning: Excess function parameter 'reason' description in 'ibmvscsi_change_queue_depth'
 drivers/scsi/ibmvscsi/ibmvscsi.c:2221: warning: Function parameter or member 'vdev' not described in 'ibmvscsi_probe'
 drivers/scsi/ibmvscsi/ibmvscsi.c:2221: warning: Function parameter or member 'id' not described in 'ibmvscsi_probe'
 drivers/scsi/ibmvscsi/ibmvscsi.c:2221: warning: expecting prototype for Called by bus code for each adapter(). Prototype was for ibmvscsi_probe() instead
 drivers/scsi/ibmvscsi/ibmvscsi.c:2381: warning: cannot understand function prototype: 'const struct vio_device_id ibmvscsi_device_table[] = '

[mkp: fix checkpatch whitespace warning]

Link: https://lore.kernel.org/r/20210317091230.2912389-34-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: Colin DeVilbiss <devilbis@us.ibm.com>
Cc: Santiago Leon <santil@us.ibm.com>
Cc: Dave Boutcher <sleddog@us.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>