scsi: lpfc: Change VMID driver load time parameters to read only

VMID driver support is a load time configuration setting.  Thus, change
sysfs attributes to read only.

Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Link: https://lore.kernel.org/r/20231207224039.35466-2-justintee8345@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Author: Justin Tee

drivers/scsi/lpfc/lpfc_attr.c

@@ -5954,15 +5954,15 @@ LPFC_ATTR_R(enable_mi, 1, 0, 1, "Enable MI");
  *       4 - 255  = vmid support enabled for 4-255 VMs
  *       Value range is [4,255].
  */
-LPFC_ATTR_RW(max_vmid, LPFC_MIN_VMID, LPFC_MIN_VMID, LPFC_MAX_VMID,
+LPFC_ATTR_R(max_vmid, LPFC_MIN_VMID, LPFC_MIN_VMID, LPFC_MAX_VMID,
 	     "Maximum number of VMs supported");
 
 /*
  * lpfc_vmid_inactivity_timeout: Inactivity timeout duration in hours
  *       0  = Timeout is disabled
  * Value range is [0,24].
  */
-LPFC_ATTR_RW(vmid_inactivity_timeout, 4, 0, 24,
+LPFC_ATTR_R(vmid_inactivity_timeout, 4, 0, 24,
 	     "Inactivity timeout in hours");
 
 /*
@@ -5971,7 +5971,7 @@ LPFC_ATTR_RW(vmid_inactivity_timeout, 4, 0, 24,
  *       1  = Support is enabled
  * Value range is [0,1].
  */
-LPFC_ATTR_RW(vmid_app_header, LPFC_VMID_APP_HEADER_DISABLE,
+LPFC_ATTR_R(vmid_app_header, LPFC_VMID_APP_HEADER_DISABLE,
 	     LPFC_VMID_APP_HEADER_DISABLE, LPFC_VMID_APP_HEADER_ENABLE,
 	     "Enable App Header VMID support");
 
@@ -5982,7 +5982,7 @@ LPFC_ATTR_RW(vmid_app_header, LPFC_VMID_APP_HEADER_DISABLE,
  *       2  = Allow all targets
  * Value range is [0,2].
  */
-LPFC_ATTR_RW(vmid_priority_tagging, LPFC_VMID_PRIO_TAG_DISABLE,
+LPFC_ATTR_R(vmid_priority_tagging, LPFC_VMID_PRIO_TAG_DISABLE,
 	     LPFC_VMID_PRIO_TAG_DISABLE,
 	     LPFC_VMID_PRIO_TAG_ALL_TARGETS,
 	     "Enable Priority Tagging VMID support");