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-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index e12434130231..44bfbe8d2ce5 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -1058,6 +1058,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
u32 scratch_pad_1;
ktime_t time;
bool cur_fw_64bit_dma_capable;
+ bool cur_intr_coalescing;
fusion = instance->ctrl_context;
@@ -1091,6 +1092,16 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
goto fail_fw_init;
}
+ cur_intr_coalescing = (scratch_pad_1 & MR_INTR_COALESCING_SUPPORT_OFFSET) ?
+ true : false;
+
+ if ((instance->low_latency_index_start ==
+ MR_HIGH_IOPS_QUEUE_COUNT) && cur_intr_coalescing)
+ instance->balanced_mode = true;
+
+ dev_info(&instance->pdev->dev, "Balanced mode :%s\n",
+ instance->balanced_mode ? "Yes" : "No");
+
instance->fw_sync_cache_support = (scratch_pad_1 &
MR_CAN_HANDLE_SYNC_CACHE_OFFSET) ? 1 : 0;
dev_info(&instance->pdev->dev, "FW supports sync cache\t: %s\n",