Lines Matching full:fmp
2054 static void fmeter_init(struct fmeter *fmp) in fmeter_init() argument
2056 fmp->cnt = 0; in fmeter_init()
2057 fmp->val = 0; in fmeter_init()
2058 fmp->time = 0; in fmeter_init()
2059 spin_lock_init(&fmp->lock); in fmeter_init()
2063 static void fmeter_update(struct fmeter *fmp) in fmeter_update() argument
2069 ticks = now - fmp->time; in fmeter_update()
2076 fmp->val = (FM_COEF * fmp->val) / FM_SCALE; in fmeter_update()
2077 fmp->time = now; in fmeter_update()
2079 fmp->val += ((FM_SCALE - FM_COEF) * fmp->cnt) / FM_SCALE; in fmeter_update()
2080 fmp->cnt = 0; in fmeter_update()
2084 static void fmeter_markevent(struct fmeter *fmp) in fmeter_markevent() argument
2086 spin_lock(&fmp->lock); in fmeter_markevent()
2087 fmeter_update(fmp); in fmeter_markevent()
2088 fmp->cnt = min(FM_MAXCNT, fmp->cnt + FM_SCALE); in fmeter_markevent()
2089 spin_unlock(&fmp->lock); in fmeter_markevent()
2093 static int fmeter_getrate(struct fmeter *fmp) in fmeter_getrate() argument
2097 spin_lock(&fmp->lock); in fmeter_getrate()
2098 fmeter_update(fmp); in fmeter_getrate()
2099 val = fmp->val; in fmeter_getrate()
2100 spin_unlock(&fmp->lock); in fmeter_getrate()