---

yaml --- r: 208054 b: refs/heads/master c: 03e10e5 h: refs/heads/master v: v3
git-mirror · Aug 10, 2010 · cbaaeaf · cbaaeaf
1 parent 156a080
commit cbaaeaf
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 10aebc772a10c95e30dff0779cb0f879b8f1554f
+refs/heads/master: 03e10e5ab5ba6511ddaf80085cf08c62e9336fa5
diff --git a/trunk/drivers/usb/gadget/s3c-hsotg.c b/trunk/drivers/usb/gadget/s3c-hsotg.c
@@ -538,6 +538,17 @@ static int s3c_hsotg_write_fifo(struct s3c_hsotg *hsotg,
 	if (can_write > 512)
 		can_write = 512;
 
+	/* limit the write to one max-packet size worth of data, but allow
+	 * the transfer to return that it did not run out of fifo space
+	 * doing it. */
+	if (to_write > hs_ep->ep.maxpacket) {
+		to_write = hs_ep->ep.maxpacket;
+
+		s3c_hsotg_en_gsint(hsotg,
+				   periodic ? S3C_GINTSTS_PTxFEmp :
+				   S3C_GINTSTS_NPTxFEmp);
+	}
+
 	/* see if we can write data */
 
 	if (to_write > can_write) {