diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 5888a3d030bd328e513352949be05e9978c85019..1dbfe8903fe050ee865be9de7139882283cf08bb 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1889,15 +1889,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 			dev_info(&pdev->dev, "SSS flag set, parallel bus scan disabled\n");
 	}
 
-	if (!(hpriv->cap & HOST_CAP_PART))
-		host->flags |= ATA_HOST_NO_PART;
-
-	if (!(hpriv->cap & HOST_CAP_SSC))
-		host->flags |= ATA_HOST_NO_SSC;
-
-	if (!(hpriv->cap2 & HOST_CAP2_SDS))
-		host->flags |= ATA_HOST_NO_DEVSLP;
-
 	if (!(hpriv->cap & HOST_CAP_PART))
 		host->flags |= ATA_HOST_NO_PART;