---

yaml --- r: 64773 b: refs/heads/master c: bce7d5e h: refs/heads/master i: 64771: c0e6b55 v: v3
git-mirror · Sep 11, 2007 · df4f49b · df4f49b
1 parent 5b7305f
commit df4f49b
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 08ebd43d6b9b63de681b8f255c0fabae8033527c
+refs/heads/master: bce7d5e0e1fc0c1f1251b7f21a19cb48207408b6
diff --git a/trunk/drivers/ata/pata_it821x.c b/trunk/drivers/ata/pata_it821x.c
@@ -533,6 +533,10 @@ static int it821x_check_atapi_dma(struct ata_queued_cmd *qc)
 	struct ata_port *ap = qc->ap;
 	struct it821x_dev *itdev = ap->private_data;
 
+	/* Only use dma for transfers to/from the media. */
+	if (qc->nbytes < 2048)
+		return -EOPNOTSUPP;
+
 	/* No ATAPI DMA in smart mode */
 	if (itdev->smart)
 		return -EOPNOTSUPP;