scsi: cxlflash: Fix a little doc-rot

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

 drivers/scsi/cxlflash/main.c:1369: warning: Function parameter or member 'hwq' not described in 'process_hrrq'
 drivers/scsi/cxlflash/main.c:1369: warning: Excess function parameter 'afu' description in 'process_hrrq'
 drivers/scsi/cxlflash/main.c:2005: warning: Function parameter or member 'index' not described in 'init_mc'
 drivers/scsi/cxlflash/main.c:3303: warning: Function parameter or member 'lunprov' not described in 'cxlflash_lun_provision'
 drivers/scsi/cxlflash/main.c:3303: warning: Excess function parameter 'arg' description in 'cxlflash_lun_provision'
 drivers/scsi/cxlflash/main.c:3397: warning: Function parameter or member 'afu_dbg' not described in 'cxlflash_afu_debug'
 drivers/scsi/cxlflash/main.c:3397: warning: Excess function parameter 'arg' description in 'cxlflash_afu_debug'

Link: https://lore.kernel.org/r/20210317091230.2912389-32-lee.jones@linaro.org
Cc: "Manoj N. Kumar" <manoj@linux.ibm.com>
Cc: "Matthew R. Ochs" <mrochs@linux.ibm.com>
Cc: Uma Krishnan <ukrishn@linux.ibm.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>

drivers/scsi/cxlflash/main.c

@@ -1357,7 +1357,7 @@ cxlflash_sync_err_irq_exit:
 
 /**
  * process_hrrq() - process the read-response queue
- * @afu:	AFU associated with the host.
+ * @hwq:	HWQ associated with the host.
  * @doneq:	Queue of commands harvested from the RRQ.
  * @budget:	Threshold of RRQ entries to process.
  *
@@ -1997,7 +1997,7 @@ out:
 /**
  * init_mc() - create and register as the master context
  * @cfg:	Internal structure associated with the host.
- * index:	HWQ Index of the master context.
+ * @index:	HWQ Index of the master context.
  *
  * Return: 0 on success, -errno on failure
  */
@@ -3294,7 +3294,7 @@ static char *decode_hioctl(unsigned int cmd)
 /**
  * cxlflash_lun_provision() - host LUN provisioning handler
  * @cfg:	Internal structure associated with the host.
- * @arg:	Kernel copy of userspace ioctl data structure.
+ * @lunprov:	Kernel copy of userspace ioctl data structure.
  *
  * Return: 0 on success, -errno on failure
  */
@@ -3385,7 +3385,7 @@ out:
 /**
  * cxlflash_afu_debug() - host AFU debug handler
  * @cfg:	Internal structure associated with the host.
- * @arg:	Kernel copy of userspace ioctl data structure.
+ * @afu_dbg:	Kernel copy of userspace ioctl data structure.
  *
  * For debug requests requiring a data buffer, always provide an aligned
  * (cache line) buffer to the AFU to appease any alignment requirements.