diff --git a/arch/arm/src/stm32/chip/stm32_otgfs.h b/arch/arm/src/stm32/chip/stm32_otgfs.h
index b9ec9cfa86..d389897060 100644
--- a/arch/arm/src/stm32/chip/stm32_otgfs.h
+++ b/arch/arm/src/stm32/chip/stm32_otgfs.h
@@ -1,7 +1,7 @@
 /****************************************************************************************************
  * arch/arm/src/stm32/chip/stm32_otgfs.h
  *
- *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2012, 2014 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -485,7 +485,8 @@
 #define OTGFS_GINT_IEP                  (1 << 18) /* Bit 18: IN endpoint interrupt */
 #define OTGFS_GINT_OEP                  (1 << 19) /* Bit 19: OUT endpoint interrupt */
 #define OTGFS_GINT_IISOIXFR             (1 << 20) /* Bit 20: Incomplete isochronous IN transfer */
-#define OTGFS_GINT_IISOOXFR             (1 << 21) /* Bit 21: Incomplete isochronous OUT transfer */
+#define OTGFS_GINT_IISOOXFR             (1 << 21) /* Bit 21: Incomplete isochronous OUT transfer (device) */
+#define OTGFS_GINT_IPXFR                (1 << 21) /* Bit 21: Incomplete periodic transfer (host) */
                                                   /* Bits 22-23: Reserved, must be kept at reset value */
 #define OTGFS_GINT_HPRT                 (1 << 24) /* Bit 24: Host port interrupt */
 #define OTGFS_GINT_HC                   (1 << 25) /* Bit 25: Host channels interrupt */
diff --git a/arch/arm/src/stm32/stm32_otgfshost.c b/arch/arm/src/stm32/stm32_otgfshost.c
index e43e246a0b..60733375da 100644
--- a/arch/arm/src/stm32/stm32_otgfshost.c
+++ b/arch/arm/src/stm32/stm32_otgfshost.c
@@ -135,11 +135,6 @@
 #  undef CONFIG_STM32_USBHOST_PKTDUMP
 #endif
 
-#undef HAVE_USB_TRACE
-#if defined(CONFIG_USBHOST_TRACE) || (defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_USB))
-#  define HAVE_USB_TRACE 1
-#endif
-
 /* HCD Setup *******************************************************************/
 /* Hardware capabilities */
 
@@ -356,7 +351,7 @@ static inline void stm32_gint_ptxfeisr(FAR struct stm32_usbhost_s *priv);
 static inline void stm32_gint_hcisr(FAR struct stm32_usbhost_s *priv);
 static inline void stm32_gint_hprtisr(FAR struct stm32_usbhost_s *priv);
 static inline void stm32_gint_discisr(FAR struct stm32_usbhost_s *priv);
-static inline void stm32_gint_iisooxfrisr(FAR struct stm32_usbhost_s *priv);
+static inline void stm32_gint_ipxfrisr(FAR struct stm32_usbhost_s *priv);
 
 /* First level, global interrupt handler */
 
@@ -726,7 +721,7 @@ static void stm32_chan_configure(FAR struct stm32_usbhost_s *priv, int chidx)
     case OTGFS_EPTYPE_CTRL:
     case OTGFS_EPTYPE_BULK:
       {
-#ifdef HAVE_USB_TRACE
+#ifdef HAVE_USBHOST_TRACE_VERBOSE
         uint16_t intrace;
         uint16_t outtrace;
 
@@ -779,7 +774,7 @@ static void stm32_chan_configure(FAR struct stm32_usbhost_s *priv, int chidx)
                             priv->chan[chidx].epno);
             regval |= OTGFS_HCINT_BBERR;
           }
-#ifdef HAVE_USB_TRACE
+#ifdef HAVE_USBHOST_TRACE_VERBOSE
         else
           {
             usbhost_vtrace2(OTGFS_VTRACE2_CHANCONF_INTR_OUT, chidx,
@@ -803,7 +798,7 @@ static void stm32_chan_configure(FAR struct stm32_usbhost_s *priv, int chidx)
                             priv->chan[chidx].epno);
             regval |= (OTGFS_HCINT_TXERR | OTGFS_HCINT_BBERR);
           }
-#ifdef HAVE_USB_TRACE
+#ifdef HAVE_USBHOST_TRACE_VERBOSE
         else
           {
             usbhost_vtrace2(OTGFS_VTRACE2_CHANCONF_ISOC_OUT, chidx,
@@ -2781,14 +2776,14 @@ static inline void stm32_gint_discisr(FAR struct stm32_usbhost_s *priv)
 }
 
 /*******************************************************************************
- * Name: stm32_gint_iisooxfrisr
+ * Name: stm32_gint_ipxfrisr
  *
  * Description:
- *   USB OTG FS incomplete isochronous interrupt handler
+ *   USB OTG FS incomplete periodic interrupt handler
  *
  *******************************************************************************/
 
-static inline void stm32_gint_iisooxfrisr(FAR struct stm32_usbhost_s *priv)
+static inline void stm32_gint_ipxfrisr(FAR struct stm32_usbhost_s *priv)
 {
   uint32_t regval;
 
@@ -2802,7 +2797,7 @@ static inline void stm32_gint_iisooxfrisr(FAR struct stm32_usbhost_s *priv)
 
   /* Clear the incomplete isochronous OUT interrupt */
 
-  stm32_putreg(STM32_OTGFS_GINTSTS, OTGFS_GINT_IISOOXFR);
+  stm32_putreg(STM32_OTGFS_GINTSTS, OTGFS_GINT_IPXFR);
 }
 
 /*******************************************************************************
@@ -2911,12 +2906,12 @@ static int stm32_gint_isr(int irq, FAR void *context)
           stm32_gint_discisr(priv);
         }
 
-      /* Handle the incomplete isochronous OUT transfer */
+      /* Handle the incomplete periodic transfer */
 
-      if ((pending & OTGFS_GINT_IISOOXFR) != 0)
+      if ((pending & OTGFS_GINT_IPXFR) != 0)
         {
           usbhost_vtrace1(OTGFS_VTRACE1_GINT_IISOOXFR, 0);
-          stm32_gint_iisooxfrisr(priv);
+          stm32_gint_ipxfrisr(priv);
         }
     }
 
@@ -3025,7 +3020,7 @@ static inline void stm32_hostinit_enable(void)
   regval |= (OTGFS_GINT_SOF    | OTGFS_GINT_RXFLVL   | OTGFS_GINT_IISOOXFR |
              OTGFS_GINT_HPRT   | OTGFS_GINT_HC       | OTGFS_GINT_DISC);
 #else
-  regval |= (OTGFS_GINT_RXFLVL | OTGFS_GINT_IISOOXFR | OTGFS_GINT_HPRT     |
+  regval |= (OTGFS_GINT_RXFLVL | OTGFS_GINT_IPXFR    | OTGFS_GINT_HPRT     |
              OTGFS_GINT_HC     | OTGFS_GINT_DISC);
 #endif
   stm32_putreg(STM32_OTGFS_GINTMSK, regval);
diff --git a/arch/arm/src/stm32/stm32_usbhost.c b/arch/arm/src/stm32/stm32_usbhost.c
index 9f1f0f7ec6..088fe37942 100755
--- a/arch/arm/src/stm32/stm32_usbhost.c
+++ b/arch/arm/src/stm32/stm32_usbhost.c
@@ -102,7 +102,7 @@ static const struct stm32_usbhost_trace_s g_trace1[TRACE1_NSTRINGS] =
   TRENTRY(OTGFS_VTRACE1_GINT_HC,           TR_FMT1, "OTGFS Handle the host channels interrupt.\n"),
   TRENTRY(OTGFS_VTRACE1_GINT_HPRT,         TR_FMT1, "OTGFS Handle the host port interrupt.\n"),
   TRENTRY(OTGFS_VTRACE1_GINT_DISC,         TR_FMT1, "OTGFS Handle the disconnect detected interrupt.\n"),
-  TRENTRY(OTGFS_VTRACE1_GINT_IISOOXFR,     TR_FMT1, "OTGFS Handle the incomplete isochronous OUT transfer.\n"),
+  TRENTRY(OTGFS_VTRACE1_GINT_IPXFR,        TR_FMT1, "OTGFS Handle the incomplete periodic transfer.\n"),
 
 #  endif
 #endif
diff --git a/arch/arm/src/stm32/stm32_usbhost.h b/arch/arm/src/stm32/stm32_usbhost.h
index 553a0d3ba7..30df7ada64 100644
--- a/arch/arm/src/stm32/stm32_usbhost.h
+++ b/arch/arm/src/stm32/stm32_usbhost.h
@@ -75,7 +75,7 @@ enum usbhost_trace1codes_e
   OTGFS_VTRACE1_GINT_HC,             /* OTGFS Handle the host channels interrupt */
   OTGFS_VTRACE1_GINT_HPRT,           /* OTGFS Handle the host port interrupt */
   OTGFS_VTRACE1_GINT_DISC,           /* OTGFS Handle the disconnect detected interrupt */
-  OTGFS_VTRACE1_GINT_IISOOXFR,       /* OTGFS Handle the incomplete isochronous OUT transfer */
+  OTGFS_VTRACE1_GINT_IPXFR,          /* OTGFS Handle the incomplete periodic transfer */
 
 #  endif
 #endif