1 files changed, 52 insertions, 59 deletions
diff --git a/src/class/vendor/vendor_device.h b/src/class/vendor/vendor_device.h
index cd69ec7c6..149ae2d56 100644
--- a/src/class/vendor/vendor_device.h
+++ b/src/class/vendor/vendor_device.h
@@ -33,15 +33,24 @@
 #define CFG_TUD_VENDOR_EPSIZE     64
 #endif
 
+// RX FIFO can be disabled by setting this value to 0
+#ifndef CFG_TUD_VENDOR_RX_BUFSIZE
+#define CFG_TUD_VENDOR_RX_BUFSIZE    64
+#endif
+
+// TX FIFO can be disabled by setting this value to 0
+#ifndef CFG_TUD_VENDOR_TX_BUFSIZE
+#define CFG_TUD_VENDOR_TX_BUFSIZE    64
+#endif
+
 #ifdef __cplusplus
  extern "C" {
 #endif
 
 //--------------------------------------------------------------------+
-// Application API (Multiple Interfaces)
+// Application API (Multiple Interfaces) i.e CFG_TUD_VENDOR > 1
 //--------------------------------------------------------------------+
 bool     tud_vendor_n_mounted         (uint8_t itf);
-
 uint32_t tud_vendor_n_available       (uint8_t itf);
 uint32_t tud_vendor_n_read            (uint8_t itf, void* buffer, uint32_t bufsize);
 bool     tud_vendor_n_peek            (uint8_t itf, uint8_t* ui8);
@@ -51,89 +60,73 @@ uint32_t tud_vendor_n_write           (uint8_t itf, void const* buffer, uint32_t
 uint32_t tud_vendor_n_write_flush     (uint8_t itf);
 uint32_t tud_vendor_n_write_available (uint8_t itf);
 
-static inline uint32_t tud_vendor_n_write_str (uint8_t itf, char const* str);
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_n_write_str (uint8_t itf, char const* str);
 
 // backward compatible
 #define tud_vendor_n_flush(itf) tud_vendor_n_write_flush(itf)
 
 //--------------------------------------------------------------------+
-// Application API (Single Port)
+// Application API (Single Port) i.e CFG_TUD_VENDOR = 1
 //--------------------------------------------------------------------+
-static inline bool     tud_vendor_mounted         (void);
-static inline uint32_t tud_vendor_available       (void);
-static inline uint32_t tud_vendor_read            (void* buffer, uint32_t bufsize);
-static inline bool     tud_vendor_peek            (uint8_t* ui8);
-static inline void     tud_vendor_read_flush      (void);
-static inline uint32_t tud_vendor_write           (void const* buffer, uint32_t bufsize);
-static inline uint32_t tud_vendor_write_str       (char const* str);
-static inline uint32_t tud_vendor_write_available (void);
-static inline uint32_t tud_vendor_write_flush     (void);
 
-// backward compatible
-#define tud_vendor_flush() tud_vendor_write_flush()
-
-//--------------------------------------------------------------------+
-// Application Callback API (weak is optional)
-//--------------------------------------------------------------------+
-
-// Invoked when received new data
-TU_ATTR_WEAK void tud_vendor_rx_cb(uint8_t itf);
-// Invoked when last rx transfer finished
-TU_ATTR_WEAK void tud_vendor_tx_cb(uint8_t itf, uint32_t sent_bytes);
-
-//--------------------------------------------------------------------+
-// Inline Functions
-//--------------------------------------------------------------------+
-
-static inline uint32_t tud_vendor_n_write_str (uint8_t itf, char const* str)
-{
-  return tud_vendor_n_write(itf, str, strlen(str));
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_n_write_str(uint8_t itf, char const* str) {
+ return tud_vendor_n_write(itf, str, strlen(str));
 }
 
-static inline bool tud_vendor_mounted (void)
-{
-  return tud_vendor_n_mounted(0);
+TU_ATTR_ALWAYS_INLINE static inline bool tud_vendor_mounted(void) {
+ return tud_vendor_n_mounted(0);
 }
 
-static inline uint32_t tud_vendor_available (void)
-{
-  return tud_vendor_n_available(0);
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_available(void) {
+ return tud_vendor_n_available(0);
 }
 
-static inline uint32_t tud_vendor_read (void* buffer, uint32_t bufsize)
-{
-  return tud_vendor_n_read(0, buffer, bufsize);
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_read(void* buffer, uint32_t bufsize) {
+ return tud_vendor_n_read(0, buffer, bufsize);
 }
 
-static inline bool tud_vendor_peek (uint8_t* ui8)
-{
-  return tud_vendor_n_peek(0, ui8);
+TU_ATTR_ALWAYS_INLINE static inline bool tud_vendor_peek(uint8_t* ui8) {
+ return tud_vendor_n_peek(0, ui8);
 }
 
-static inline void tud_vendor_read_flush(void)
-{
-    tud_vendor_n_read_flush(0);
+TU_ATTR_ALWAYS_INLINE static inline void tud_vendor_read_flush(void) {
+ tud_vendor_n_read_flush(0);
 }
 
-static inline uint32_t tud_vendor_write (void const* buffer, uint32_t bufsize)
-{
-  return tud_vendor_n_write(0, buffer, bufsize);
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_write(void const* buffer, uint32_t bufsize) {
+ return tud_vendor_n_write(0, buffer, bufsize);
 }
 
-static inline uint32_t tud_vendor_write_flush (void)
-{
-  return tud_vendor_n_write_flush(0);
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_write_str(char const* str) {
+ return tud_vendor_n_write_str(0, str);
 }
 
-static inline uint32_t tud_vendor_write_str (char const* str)
-{
-  return tud_vendor_n_write_str(0, str);
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_write_flush(void) {
+ return tud_vendor_n_write_flush(0);
 }
 
-static inline uint32_t tud_vendor_write_available (void)
-{
-  return tud_vendor_n_write_available(0);
+#if CFG_TUD_VENDOR_TX_BUFSIZE > 0
+TU_ATTR_ALWAYS_INLINE static inline uint32_t tud_vendor_write_available(void) {
+ return tud_vendor_n_write_available(0);
 }
+#endif
+
+// backward compatible
+#define tud_vendor_flush() tud_vendor_write_flush()
+
+//--------------------------------------------------------------------+
+// Application Callback API (weak is optional)
+//--------------------------------------------------------------------+
+
+// Invoked when received new data
+TU_ATTR_WEAK void tud_vendor_rx_cb(uint8_t itf, uint8_t const* buffer, uint16_t bufsize);
+// Invoked when last rx transfer finished
+TU_ATTR_WEAK void tud_vendor_tx_cb(uint8_t itf, uint32_t sent_bytes);
+
+//--------------------------------------------------------------------+
+// Inline Functions
+//--------------------------------------------------------------------+
+
 
 //--------------------------------------------------------------------+
 // Internal Class Driver API