From 85b69a7eab765a2af7185ac8f3d5657dbc02ffa1 Mon Sep 17 00:00:00 2001
From: tmk <hasu@tmk-kbd.com>
Date: Mon, 14 Feb 2022 13:43:20 +0900
Subject: [PATCH] serial_uart: Make RBUF_SIZE cutomizable

Default size 256 bytes may be too much in many cases
---
 tmk_core/protocol/serial_uart.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tmk_core/protocol/serial_uart.c b/tmk_core/protocol/serial_uart.c
index 35df27fd..a3847c1b 100644
--- a/tmk_core/protocol/serial_uart.c
+++ b/tmk_core/protocol/serial_uart.c
@@ -63,7 +63,9 @@ void serial_init(void)
 }
 
 // RX ring buffer
+#ifndef RBUF_SIZE
 #define RBUF_SIZE   256
+#endif
 static uint8_t rbuf[RBUF_SIZE];
 static uint8_t rbuf_head = 0;
 static uint8_t rbuf_tail = 0;