gpiopwm.h

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#ifndef _RTDM_UAPI_PWM_H
#define _RTDM_UAPI_PWM_H
 
#include <linux/types.h>
 
#define RTPWM_PROFILE_VER                       1
 
struct gpiopwm {
        unsigned int duty_cycle;
        unsigned int range_min;
        unsigned int range_max;
        unsigned int period;
        unsigned int gpio;
};
 
#define RTIOC_TYPE_PWM          RTDM_CLASS_PWM
 
#define GPIOPWM_RTIOC_SET_CONFIG \
        _IOW(RTIOC_TYPE_PWM, 0x00, struct gpiopwm)
 
#define GPIOPWM_RTIOC_GET_CONFIG \
        _IOR(RTIOC_TYPE_PWM, 0x10, struct gpiopwm)
 
#define GPIOPWM_RTIOC_START \
        _IO(RTIOC_TYPE_PWM, 0x20)
 
#define GPIOPWM_RTIOC_STOP \
        _IO(RTIOC_TYPE_PWM, 0x30)
 
#define GPIOPWM_RTIOC_CHANGE_DUTY_CYCLE \
        _IOW(RTIOC_TYPE_PWM, 0x40, unsigned int)
 
 
#endif /* !_RTDM_UAPI_TESTING_H */