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drivers: rtc: add system calls

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rtc_set_config() omitted since it registers a callback.

Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
This commit is contained in:
Andrew Boie 2017-10-25 13:26:14 -07:00 • committed by Andrew Boie
commit 9ca42fb033
3 changed files with 41 additions and 6 deletions
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1
drivers/rtc/Makefile
View file

@ -1 +1,2 @@
obj-$(CONFIG_RTC_QMSI) += rtc_qmsi.o
obj-$(CONFIG_USERSPACE) += rtc_handlers.o

23
drivers/rtc/rtc_handlers.c Normal file
View file

@ -0,0 +1,23 @@
/*
* Copyright (c) 2017 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <syscall_handler.h>
#include <rtc.h>
_SYSCALL_HANDLER1_SIMPLE(rtc_read, K_OBJ_DRIVER_RTC, struct device *);
_SYSCALL_HANDLER1_SIMPLE_VOID(rtc_enable, K_OBJ_DRIVER_RTC, struct device *);
_SYSCALL_HANDLER1_SIMPLE_VOID(rtc_disable, K_OBJ_DRIVER_RTC, struct device *);
_SYSCALL_HANDLER(rtc_set_alarm, dev, alarm_val)
{
_SYSCALL_OBJ(dev, K_OBJ_DRIVER_RTC);
return _impl_rtc_set_alarm((struct device *)dev, alarm_val);
}
_SYSCALL_HANDLER1_SIMPLE(rtc_get_pending_int, K_OBJ_DRIVER_RTC,
struct device *);

21
include/rtc.h
View file

@ -78,22 +78,27 @@ struct rtc_driver_api {
rtc_api_get_pending_int get_pending_int;
};
static inline u32_t rtc_read(struct device *dev)
__syscall u32_t rtc_read(struct device *dev);
static inline u32_t _impl_rtc_read(struct device *dev)
{
const struct rtc_driver_api *api = dev->driver_api;
return api->read(dev);
}
static inline void rtc_enable(struct device *dev)
__syscall void rtc_enable(struct device *dev);
static inline void _impl_rtc_enable(struct device *dev)
{
const struct rtc_driver_api *api = dev->driver_api;
api->enable(dev);
}
__syscall void rtc_disable(struct device *dev);
static inline void rtc_disable(struct device *dev)
static inline void _impl_rtc_disable(struct device *dev)
{
const struct rtc_driver_api *api = dev->driver_api;
@ -108,7 +113,9 @@ static inline int rtc_set_config(struct device *dev,
return api->set_config(dev, cfg);
}
static inline int rtc_set_alarm(struct device *dev,
__syscall int rtc_set_alarm(struct device *dev, const u32_t alarm_val);
static inline int _impl_rtc_set_alarm(struct device *dev,
const u32_t alarm_val)
{
const struct rtc_driver_api *api = dev->driver_api;
@ -129,7 +136,9 @@ static inline int rtc_set_alarm(struct device *dev,
* @retval 1 if the rtc interrupt is pending.
* @retval 0 if no rtc interrupt is pending.
*/
static inline int rtc_get_pending_int(struct device *dev)
__syscall int rtc_get_pending_int(struct device *dev);
static inline int _impl_rtc_get_pending_int(struct device *dev)
{
struct rtc_driver_api *api;
@ -141,4 +150,6 @@ static inline int rtc_get_pending_int(struct device *dev)
}
#endif
#include <syscalls/rtc.h>
#endif