From 7157175bd41b69d2767c0ef0bfef114638bbca8a Mon Sep 17 00:00:00 2001
From: Igor <briskspirit@users.noreply.github.com>
Date: Wed, 14 Jul 2021 15:45:10 -0700
Subject: [PATCH] uart.h refactor: move uart_send_break to lluart.h (#693)

---
 board/drivers/uart.h   | 6 +-----
 board/stm32fx/lluart.h | 5 +++++
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/board/drivers/uart.h b/board/drivers/uart.h
index af7f9995..ecb3241a 100644
--- a/board/drivers/uart.h
+++ b/board/drivers/uart.h
@@ -38,6 +38,7 @@ typedef struct uart_ring {
 // ***************************** Function prototypes *****************************
 void debug_ring_callback(uart_ring *ring);
 void uart_tx_ring(uart_ring *q);
+void uart_send_break(uart_ring *u);
 
 // ******************************** UART buffers ********************************
 
@@ -138,11 +139,6 @@ void uart_flush_sync(uart_ring *q) {
   }
 }
 
-void uart_send_break(uart_ring *u) {
-  while ((u->uart->CR1 & USART_CR1_SBK) != 0);
-  u->uart->CR1 |= USART_CR1_SBK;
-}
-
 void clear_uart_buff(uart_ring *q) {
   ENTER_CRITICAL();
   q->w_ptr_tx = 0;
diff --git a/board/stm32fx/lluart.h b/board/stm32fx/lluart.h
index 0fe4ac2d..69959a76 100644
--- a/board/stm32fx/lluart.h
+++ b/board/stm32fx/lluart.h
@@ -42,6 +42,11 @@ void uart_rx_ring(uart_ring *q){
   }
 }
 
+void uart_send_break(uart_ring *u) {
+  while ((u->uart->CR1 & USART_CR1_SBK) != 0);
+  u->uart->CR1 |= USART_CR1_SBK;
+}
+
 // This function should be called on:
 // * Half-transfer DMA interrupt
 // * Full-transfer DMA interrupt