Switch from GPLv2 to GPLv2+

[fw/altos] / src / stm / ao_exti_stm.c

diff --git a/src/stm/ao_exti_stm.c b/src/stm/ao_exti_stm.c
index c1dcdf85303a84f0a7541023f7bca684fdaba037..3e0b3e5c84e29953833bdf235503c68932504f98 100644 (file)
--- a/src/stm/ao_exti_stm.c
+++ b/src/stm/ao_exti_stm.c
@@ -3,7 +3,8 @@
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -119,6 +120,8 @@ ao_exti_setup (struct stm_gpio *gpio, uint8_t pin, uint8_t mode, void (*callback
 
 void
 ao_exti_set_mode(struct stm_gpio *gpio, uint8_t pin, uint8_t mode) {
+       (void) gpio;
+
        uint32_t        mask = 1 << pin;
        
        if (mode & AO_EXTI_MODE_RISING)
@@ -133,19 +136,22 @@ ao_exti_set_mode(struct stm_gpio *gpio, uint8_t pin, uint8_t mode) {
 
 void
 ao_exti_set_callback(struct stm_gpio *gpio, uint8_t pin, void (*callback)()) {
+       (void) gpio;
        ao_exti_callback[pin] = callback;
 }
 
 void
 ao_exti_enable(struct stm_gpio *gpio, uint8_t pin) {
        uint32_t        mask = (1 << pin);
+       (void) gpio;
        stm_exti.pr = mask;
-       stm_exti.imr |= (1 << pin);
+       stm_exti.imr |= mask;
 }
 
 void
 ao_exti_disable(struct stm_gpio *gpio, uint8_t pin) {
        uint32_t        mask = (1 << pin);
+       (void) gpio;
        stm_exti.imr &= ~mask;
        stm_exti.pr = mask;
 }