scsi: ufs: core: Use scsi_device_busy()

Use scsi_device_busy() instead of open-coding it. This patch prepares
for skipping the SCSI device budget map initialization in certain cases.

Reviewed-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://patch.msgid.link/20251113235252.2015185-1-bvanassche@acm.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Author: bvanassche

drivers/ufs/core/ufshcd.c

@@ -1290,13 +1290,13 @@ static bool ufshcd_is_devfreq_scaling_required(struct ufs_hba *hba,
  */
 static u32 ufshcd_pending_cmds(struct ufs_hba *hba)
 {
-	const struct scsi_device *sdev;
+	struct scsi_device *sdev;
 	unsigned long flags;
 	u32 pending = 0;
 
 	spin_lock_irqsave(hba->host->host_lock, flags);
 	__shost_for_each_device(sdev, hba->host)
-		pending += sbitmap_weight(&sdev->budget_map);
+		pending += scsi_device_busy(sdev);
 	spin_unlock_irqrestore(hba->host->host_lock, flags);
 
 	return pending;