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tone_alarm: add #define for device path

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This commit is contained in:
Randy Mackay
2013-09-16 07:21:31 +02:00
committed by Lorenz Meier
parent 1a641b791d
commit f4abcb51a1
2 changed files with 7 additions and 5 deletions
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src/drivers/drv_tone_alarm.h
+2
View File
@@ -60,6 +60,8 @@
#include <sys/ioctl.h> #include <sys/ioctl.h>
#define TONEALARM_DEVICE_PATH "/dev/tone_alarm"
#define _TONE_ALARM_BASE 0x7400 #define _TONE_ALARM_BASE 0x7400
#define TONE_SET_ALARM _IOC(_TONE_ALARM_BASE, 1) #define TONE_SET_ALARM _IOC(_TONE_ALARM_BASE, 1)
src/drivers/stm32/tone_alarm/tone_alarm.cpp
+5 -5
View File
@@ -317,7 +317,7 @@ extern "C" __EXPORT int tone_alarm_main(int argc, char *argv[]);
ToneAlarm::ToneAlarm() : ToneAlarm::ToneAlarm() :
CDev("tone_alarm", "/dev/tone_alarm"), CDev("tone_alarm", TONEALARM_DEVICE_PATH),
_default_tune_number(0), _default_tune_number(0),
_user_tune(nullptr), _user_tune(nullptr),
_tune(nullptr), _tune(nullptr),
@@ -820,10 +820,10 @@ play_tune(unsigned tune)
{ {
int fd, ret; int fd, ret;
fd = open("/dev/tone_alarm", 0); fd = open(TONEALARM_DEVICE_PATH, 0);
if (fd < 0) if (fd < 0)
err(1, "/dev/tone_alarm"); err(1, TONEALARM_DEVICE_PATH);
ret = ioctl(fd, TONE_SET_ALARM, tune); ret = ioctl(fd, TONE_SET_ALARM, tune);
close(fd); close(fd);
@@ -839,10 +839,10 @@ play_string(const char *str, bool free_buffer)
{ {
int fd, ret; int fd, ret;
fd = open("/dev/tone_alarm", O_WRONLY); fd = open(TONEALARM_DEVICE_PATH, O_WRONLY);
if (fd < 0) if (fd < 0)
err(1, "/dev/tone_alarm"); err(1, TONEALARM_DEVICE_PATH);
ret = write(fd, str, strlen(str) + 1); ret = write(fd, str, strlen(str) + 1);
close(fd); close(fd);