diff options
Diffstat (limited to 'os/hal/include')
| -rw-r--r-- | os/hal/include/i2c.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/os/hal/include/i2c.h b/os/hal/include/i2c.h index 774c0cf22..1e7ce3e1e 100644 --- a/os/hal/include/i2c.h +++ b/os/hal/include/i2c.h @@ -167,8 +167,10 @@ struct I2CSlaveConfig{ #define _i2c_wait_s(i2cp) { \
chDbgAssert((i2cp)->id_thread == NULL, \
"_i2c_wait(), #1", "already waiting"); \
+ chSysLock(); \
(i2cp)->id_thread = chThdSelf(); \
chSchGoSleepS(THD_STATE_SUSPENDED); \
+ chSysUnlock(); \
}
/**
|