1 files changed, 9 insertions, 9 deletions

diff --git a/app/include/drivers/ext_power.h b/app/include/drivers/ext_power.h
index ddc85a3..b422750 100644
--- a/app/include/drivers/ext_power.h
+++ b/app/include/drivers/ext_power.h
@@ -22,9 +22,9 @@ extern "C" {
  * (Internal use only.)
  */
 
-typedef int (*ext_power_enable_t)(struct device *dev);
-typedef int (*ext_power_disable_t)(struct device *dev);
-typedef int (*ext_power_get_t)(struct device *dev);
+typedef int (*ext_power_enable_t)(const struct device *dev);
+typedef int (*ext_power_disable_t)(const struct device *dev);
+typedef int (*ext_power_get_t)(const struct device *dev);
 
 __subsystem struct ext_power_api {
     ext_power_enable_t enable;
@@ -42,9 +42,9 @@ __subsystem struct ext_power_api {
  * @retval 0 If successful.
  * @retval Negative errno code if failure.
  */
-__syscall int ext_power_enable(struct device *dev);
+__syscall int ext_power_enable(const struct device *dev);
 
-static inline int z_impl_ext_power_enable(struct device *dev) {
+static inline int z_impl_ext_power_enable(const struct device *dev) {
     const struct ext_power_api *api = (const struct ext_power_api *)dev->api;
 
     if (api->enable == NULL) {
@@ -61,9 +61,9 @@ static inline int z_impl_ext_power_enable(struct device *dev) {
  * @retval 0 If successful.
  * @retval Negative errno code if failure.
  */
-__syscall int ext_power_disable(struct device *dev);
+__syscall int ext_power_disable(const struct device *dev);
 
-static inline int z_impl_ext_power_disable(struct device *dev) {
+static inline int z_impl_ext_power_disable(const struct device *dev) {
     const struct ext_power_api *api = (const struct ext_power_api *)dev->api;
 
     if (api->disable == NULL) {
@@ -81,9 +81,9 @@ static inline int z_impl_ext_power_disable(struct device *dev) {
  * @retval 1 if ext power is enabled.
  * @retval Negative errno code if failure.
  */
-__syscall int ext_power_get(struct device *dev);
+__syscall int ext_power_get(const struct device *dev);
 
-static inline int z_impl_ext_power_get(struct device *dev) {
+static inline int z_impl_ext_power_get(const struct device *dev) {
     const struct ext_power_api *api = (const struct ext_power_api *)dev->api;
 
     if (api->get == NULL) {