scsi: ufs: Set latency requirement to 67 us

Qualcomm's implementation used the value from device tree node
qcom,pm-qos-cpu-group-latency-us (67 microseconds for atoll). Set
it manually to match PM QoS requests in other drivers.

Change-Id: I7aa175e90293f369cf4b838c2ff7d6b99177f1a8
Signed-off-by: Alexander Winkowski <dereference23@outlook.com>

drivers/scsi/ufs/ufshcd.c

@@ -4275,7 +4275,7 @@ static void ufshcd_pm_qos_get_worker(struct work_struct *work)
 
 	mutex_lock(&hba->pm_qos.lock);
 	if (atomic_read(&hba->pm_qos.count) && !hba->pm_qos.active) {
-		pm_qos_update_request(&hba->pm_qos.req, 100);
+		pm_qos_update_request(&hba->pm_qos.req, 67);
 		hba->pm_qos.active = true;
 	}
 	mutex_unlock(&hba->pm_qos.lock);