X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=cpu%2Favr%2Fdrv%2Fser_avr.c;h=d690a65f4566424913bc6abd8545062d2b48b3b3;hb=28b5d3be3a4fa44246db263306bda7ae99f3f238;hp=7b55318005bac0877c4e3488984fc3ac147edf27;hpb=9c6545aacf8bb77445e7c19e41117d2318d752cc;p=bertos.git

diff --git a/cpu/avr/drv/ser_avr.c b/cpu/avr/drv/ser_avr.c
index 7b553180..d690a65f 100644
--- a/cpu/avr/drv/ser_avr.c
+++ b/cpu/avr/drv/ser_avr.c
@@ -161,13 +161,14 @@
  *#*
  *#*/
 
-#include "ser.h"
-#include "ser_p.h"
+#include <drv/ser.h>
+#include <drv/ser_p.h>
 
 #include <hw_ser.h>  /* Required for bus macros overrides */
 #include <hw_cpu.h>  /* CLOCK_FREQ */
 #include <appconfig.h>
 
+#include <cfg/macros.h> /* DIV_ROUND */
 #include <cfg/debug.h>
 #include <drv/timer.h>
 #include <mware/fifobuf.h>
@@ -509,7 +510,7 @@ static void uart0_enabletxirq(struct SerialHardware *_hw)
 static void uart0_setbaudrate(UNUSED_ARG(struct SerialHardware *, _hw), unsigned long rate)
 {
 	/* Compute baud-rate period */
-	uint16_t period = (((CLOCK_FREQ / 16UL) + (rate / 2)) / rate) - 1;
+	uint16_t period = DIV_ROUND(CLOCK_FREQ / 16UL, rate) - 1;
 
 #if !CPU_AVR_ATMEGA103
 	UBRR0H = (period) >> 8;
@@ -562,7 +563,7 @@ static void uart1_enabletxirq(struct SerialHardware *_hw)
 static void uart1_setbaudrate(UNUSED_ARG(struct SerialHardware *, _hw), unsigned long rate)
 {
 	/* Compute baud-rate period */
-	uint16_t period = (((CLOCK_FREQ / 16UL) + (rate / 2)) / rate) - 1;
+	uint16_t period = DIV_ROUND(CLOCK_FREQ / 16UL, rate) - 1;
 
 	UBRR1H = (period) >> 8;
 	UBRR1L = (period);