[SCSI] aacraid: Added Sync.mode to support series 7/8/9 controllers

[firefly-linux-kernel-4.4.55.git] / drivers / scsi / aacraid / aachba.c

diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 409f5805bdd63e06459906a04a7592eebeea9aae..52551662d1077d7188236a1ecf0ff482213ffc3c 100644 (file)
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -151,7 +151,11 @@ int aac_msi;
 int aac_commit = -1;
 int startup_timeout = 180;
 int aif_timeout = 120;
+int aac_sync_mode;  /* Only Sync. transfer - disabled */
 
+module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode"
+       " 0=off, 1=on");
 module_param(nondasd, int, S_IRUGO|S_IWUSR);
 MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices."
        " 0=off, 1=on");