From 287096f7333aa10b6aaaf75337ccd3de9b06b95d Mon Sep 17 00:00:00 2001
From: Saulo Veríssimo <sauloverissimo@gmail.com>
Date: Sun, 17 May 2026 13:07:21 -0300
Subject: midi2: scale device buffers with EPSIZE

Match midi2_host pattern. Literal 256 underran HS endpoints (512B).
---
 src/class/midi/midi2_device.h | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

(limited to 'src')

diff --git a/src/class/midi/midi2_device.h b/src/class/midi/midi2_device.h
index cb47bdf3c..b0bbd7572 100644
--- a/src/class/midi/midi2_device.h
+++ b/src/class/midi/midi2_device.h
@@ -48,14 +48,6 @@ extern "C" {
 // Class Driver Configuration
 //--------------------------------------------------------------------+
 
-#ifndef CFG_TUD_MIDI2_TX_BUFSIZE
-  #define CFG_TUD_MIDI2_TX_BUFSIZE  256
-#endif
-
-#ifndef CFG_TUD_MIDI2_RX_BUFSIZE
-  #define CFG_TUD_MIDI2_RX_BUFSIZE  256
-#endif
-
 #ifndef CFG_TUD_MIDI2_TX_EPSIZE
   #define CFG_TUD_MIDI2_TX_EPSIZE   TUD_EPSIZE_BULK_MAX
 #endif
@@ -64,6 +56,14 @@ extern "C" {
   #define CFG_TUD_MIDI2_RX_EPSIZE   TUD_EPSIZE_BULK_MAX
 #endif
 
+#ifndef CFG_TUD_MIDI2_TX_BUFSIZE
+  #define CFG_TUD_MIDI2_TX_BUFSIZE  (4 * CFG_TUD_MIDI2_TX_EPSIZE)
+#endif
+
+#ifndef CFG_TUD_MIDI2_RX_BUFSIZE
+  #define CFG_TUD_MIDI2_RX_BUFSIZE  (4 * CFG_TUD_MIDI2_RX_EPSIZE)
+#endif
+
 #ifndef CFG_TUD_MIDI2_NUM_GROUPS
   #define CFG_TUD_MIDI2_NUM_GROUPS  1
 #endif
-- 
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