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

 drivers/scsi/isci/host.c:93: warning: Cannot understand  *
 drivers/scsi/isci/host.c:108: warning: Function parameter or member 'x' not described in 'NORMALIZE_PUT_POINTER'
 drivers/scsi/isci/host.c:121: warning: Function parameter or member 'x' not described in 'NORMALIZE_EVENT_POINTER'
 drivers/scsi/isci/host.c:130: warning: Function parameter or member 'x' not described in 'NORMALIZE_GET_POINTER'
 drivers/scsi/isci/host.c:139: warning: Function parameter or member 'x' not described in 'NORMALIZE_GET_POINTER_CYCLE_BIT'
 drivers/scsi/isci/host.c:146: warning: Function parameter or member 'x' not described in 'COMPLETION_QUEUE_CYCLE_BIT'
 drivers/scsi/isci/host.c:646: warning: Function parameter or member 'ihost' not described in 'isci_host_start_complete'
 drivers/scsi/isci/host.c:646: warning: Excess function parameter 'isci_host' description in 'isci_host_start_complete'
 drivers/scsi/isci/host.c:680: warning: Function parameter or member 'ihost' not described in 'sci_controller_get_suggested_start_timeout'
 drivers/scsi/isci/host.c:680: warning: Excess function parameter 'controller' description in 'sci_controller_get_suggested_start_timeout'
 drivers/scsi/isci/host.c:903: warning: Function parameter or member 'ihost' not described in 'sci_controller_start_next_phy'
 drivers/scsi/isci/host.c:903: warning: Excess function parameter 'scic' description in 'sci_controller_start_next_phy'
 drivers/scsi/isci/host.c:1159: warning: Function parameter or member 'ihost' not described in 'sci_controller_stop'
 drivers/scsi/isci/host.c:1159: warning: Excess function parameter 'controller' description in 'sci_controller_stop'
 drivers/scsi/isci/host.c:1184: warning: Function parameter or member 'ihost' not described in 'sci_controller_reset'
 drivers/scsi/isci/host.c:1184: warning: Excess function parameter 'controller' description in 'sci_controller_reset'
 drivers/scsi/isci/host.c:1352: warning: Function parameter or member 'ihost' not described in 'sci_controller_set_interrupt_coalescence'
 drivers/scsi/isci/host.c:1352: warning: Excess function parameter 'controller' description in 'sci_controller_set_interrupt_coalescence'
 drivers/scsi/isci/host.c:2498: warning: Function parameter or member 'ihost' not described in 'sci_controller_allocate_remote_node_context'
 drivers/scsi/isci/host.c:2498: warning: Function parameter or member 'idev' not described in 'sci_controller_allocate_remote_node_context'
 drivers/scsi/isci/host.c:2498: warning: expecting prototype for This method allocates remote node index and the reserves the remote node(). Prototype was for sci_controller_allocate_remote_node_context() instead
 drivers/scsi/isci/host.c:2721: warning: Function parameter or member 'ihost' not described in 'sci_controller_start_task'
 drivers/scsi/isci/host.c:2721: warning: Function parameter or member 'idev' not described in 'sci_controller_start_task'
 drivers/scsi/isci/host.c:2721: warning: Function parameter or member 'ireq' not described in 'sci_controller_start_task'
 drivers/scsi/isci/host.c:2721: warning: Excess function parameter 'controller' description in 'sci_controller_start_task'
 drivers/scsi/isci/host.c:2721: warning: Excess function parameter 'remote_device' description in 'sci_controller_start_task'
 drivers/scsi/isci/host.c:2721: warning: Excess function parameter 'task_request' description in 'sci_controller_start_task'

Link: https://lore.kernel.org/r/20210317091230.2912389-22-lee.jones@linaro.org
Cc: Artur Paszkiewicz <artur.paszkiewicz@intel.com>
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>