---

yaml --- r: 265087 b: refs/heads/master c: 651f5e4 h: refs/heads/master i: 265085: 51c42e9 265083: 5290786 265079: 4e1e013 265071: edd2310 265055: a6cacfe 265023: 1677786 264959: 5257f87 v: v3
git-mirror · Oct 13, 2011 · c5b0c1d · c5b0c1d
1 parent 9428031
commit c5b0c1d
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Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0c6ef985ced753b60ecdc091fa49c3f5fa4a4f79
+refs/heads/master: 651f5e49dd3d369711bd622f4bc72c2fa30a3cf9
diff --git a/trunk/drivers/usb/renesas_usbhs/mod.c b/trunk/drivers/usb/renesas_usbhs/mod.c
@@ -292,6 +292,14 @@ void usbhs_irq_callback_update(struct usbhs_priv *priv, struct usbhs_mod *mod)
 	u16 intenb0 = 0;
 	struct usbhs_mod_info *info = usbhs_priv_to_modinfo(priv);
 
+	/*
+	 * BEMPENB/BRDYENB are picky.
+	 * below method is required
+	 *
+	 *  - clear  INTSTS0
+	 *  - update BEMPENB/BRDYENB
+	 *  - update INTSTS0
+	 */
 	usbhs_write(priv, INTENB0, 0);
 
 	usbhs_write(priv, BEMPENB, 0);
@@ -324,5 +332,6 @@ void usbhs_irq_callback_update(struct usbhs_priv *priv, struct usbhs_mod *mod)
 		}
 	}
 
-	usbhs_write(priv, INTENB0, intenb0);
+	if (intenb0)
+		usbhs_write(priv, INTENB0, intenb0);
 }