4 files changed, 6 insertions, 5 deletions
diff --git a/src/device/dcd.h b/src/device/dcd.h
index 71e88054c..e17c62d4e 100644
--- a/src/device/dcd.h
+++ b/src/device/dcd.h
@@ -28,6 +28,7 @@
 #define _TUSB_DCD_H_
 
 #include "common/tusb_common.h"
+#include "osal/osal.h"
 #include "common/tusb_fifo.h"
 
 #ifdef __cplusplus
diff --git a/src/device/usbd.c b/src/device/usbd.c
index 8454a2951..71c5d4e6c 100644
--- a/src/device/usbd.c
+++ b/src/device/usbd.c
@@ -1271,7 +1271,7 @@ bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
 // bytes should be written and second to keep the return value free to give back a boolean
 // success message. If total_bytes is too big, the FIFO will copy only what is available
 // into the USB buffer!
-bool usbd_edpt_iso_xfer(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes)
+bool usbd_edpt_xfer_fifo(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes)
 {
   uint8_t const epnum = tu_edpt_number(ep_addr);
   uint8_t const dir   = tu_edpt_dir(ep_addr);
diff --git a/src/device/usbd.h b/src/device/usbd.h
index 53519c4de..3857295d7 100644
--- a/src/device/usbd.h
+++ b/src/device/usbd.h
@@ -70,8 +70,8 @@ bool tud_mounted(void);
 bool tud_suspended(void);
 
 // Check if device is ready to transfer
-TU_ATTR_ALWAYS_INLINE
-static inline bool tud_ready(void)
+TU_ATTR_ALWAYS_INLINE static inline
+bool tud_ready(void)
 {
   return tud_mounted() && !tud_suspended();
 }
diff --git a/src/device/usbd_pvt.h b/src/device/usbd_pvt.h
index 44310f022..65fdadf51 100644
--- a/src/device/usbd_pvt.h
+++ b/src/device/usbd_pvt.h
@@ -73,7 +73,7 @@ void usbd_edpt_close(uint8_t rhport, uint8_t ep_addr);
 bool usbd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes);
 
 // Submit a usb ISO transfer by use of a FIFO (ring buffer) - all bytes in FIFO get transmitted
-bool usbd_edpt_iso_xfer(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes);
+bool usbd_edpt_xfer_fifo(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes);
 
 // Claim an endpoint before submitting a transfer.
 // If caller does not make any transfer, it must release endpoint for others.
@@ -94,7 +94,7 @@ void usbd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr);
 // Check if endpoint is stalled
 bool usbd_edpt_stalled(uint8_t rhport, uint8_t ep_addr);
 
-static inline
+TU_ATTR_ALWAYS_INLINE static inline
 bool usbd_edpt_ready(uint8_t rhport, uint8_t ep_addr)
 {
   return !usbd_edpt_busy(rhport, ep_addr) && !usbd_edpt_stalled(rhport, ep_addr);