513 static inline unsigned int div32(unsigned int a, unsigned int b,   in div32()  argument
520 	*r = a % b;  in div32()
521 	return a / b;  in div32()
524 static inline unsigned int div_down(unsigned int a, unsigned int b)  in div_down()  argument
528 	return a / b;  in div_down()
531 static inline unsigned int div_up(unsigned int a, unsigned int b)  in div_up()  argument
537 	q = div32(a, b, &r);  in div_up()
543 static inline unsigned int mul(unsigned int a, unsigned int b)  in mul()  argument
545 	if (a == 0)  in mul()
547 	if (div_down(UINT_MAX, a) < b)  in mul()
549 	return a * b;  in mul()
552 static inline unsigned int muldiv32(unsigned int a, unsigned int b,  in muldiv32()  argument
555 	u_int64_t n = (u_int64_t) a * b;  in muldiv32()
656 void snd_interval_mul(const struct snd_interval *a, const struct snd_interval *b, struct snd_interv…  in snd_interval_mul()  argument
658 	if (a->empty || b->empty) {  in snd_interval_mul()
663 	c->min = mul(a->min, b->min);  in snd_interval_mul()
664 	c->openmin = (a->openmin || b->openmin);  in snd_interval_mul()
665 	c->max = mul(a->max,  b->max);  in snd_interval_mul()
666 	c->openmax = (a->openmax || b->openmax);  in snd_interval_mul()
667 	c->integer = (a->integer && b->integer);  in snd_interval_mul()
680 void snd_interval_div(const struct snd_interval *a, const struct snd_interval *b, struct snd_interv…  in snd_interval_div()  argument
683 	if (a->empty || b->empty) {  in snd_interval_div()
688 	c->min = div32(a->min, b->max, &r);  in snd_interval_div()
689 	c->openmin = (r || a->openmin || b->openmax);  in snd_interval_div()
691 		c->max = div32(a->max, b->min, &r);  in snd_interval_div()
696 			c->openmax = (a->openmax || b->openmin);  in snd_interval_div()
715 void snd_interval_muldivk(const struct snd_interval *a, const struct snd_interval *b,  in snd_interval_muldivk()  argument
719 	if (a->empty || b->empty) {  in snd_interval_muldivk()
724 	c->min = muldiv32(a->min, b->min, k, &r);  in snd_interval_muldivk()
725 	c->openmin = (r || a->openmin || b->openmin);  in snd_interval_muldivk()
726 	c->max = muldiv32(a->max, b->max, k, &r);  in snd_interval_muldivk()
731 		c->openmax = (a->openmax || b->openmax);  in snd_interval_muldivk()
746 void snd_interval_mulkdiv(const struct snd_interval *a, unsigned int k,  in snd_interval_mulkdiv()  argument
750 	if (a->empty || b->empty) {  in snd_interval_mulkdiv()
755 	c->min = muldiv32(a->min, k, b->max, &r);  in snd_interval_mulkdiv()
756 	c->openmin = (r || a->openmin || b->openmax);  in snd_interval_mulkdiv()
758 		c->max = muldiv32(a->max, k, b->min, &r);  in snd_interval_mulkdiv()
763 			c->openmax = (a->openmax || b->openmin);  in snd_interval_mulkdiv()