optimize pipe_state_t sram for port with CFG_TUD_ENDPOINT_ONE_DIRECTION_ONLY.

separate process_edpt_n() to process_epin() and process_epout()

1 files changed, 6 insertions, 4 deletions

diff --git a/src/common/tusb_types.h b/src/common/tusb_types.h
index a18f9feb7..806997866 100644
--- a/src/common/tusb_types.h
+++ b/src/common/tusb_types.h
@@ -100,12 +100,14 @@ typedef enum {
 } tusb_xfer_type_t;
 
 typedef enum {
-  TUSB_DIR_OUT = 0,
-  TUSB_DIR_IN  = 1,
+  TUSB_DIR_OUT = 0u,
+  TUSB_DIR_IN  = 1u,
+} tusb_dir_t;
 
-  TUSB_EPNUM_MASK = 0x0F,
+enum {
+  TUSB_EPNUM_MASK  = 0x0F,
   TUSB_DIR_IN_MASK = 0x80
-} tusb_dir_t;
+};
 
 enum {
   TUSB_EPSIZE_BULK_FS = 64,