CODE for Call void function with parameter?

void PWM_Config(uint8_t TIM_PERIOD, uint8_t TIM_PULSE)
{
.
.
.
}

int main()
{

PWM_Config();   // THIS LINE SHOWS AN ERROR

.
.
.
}

ERROR LIST:

main.c(251): error: #165: too few arguments in function call PWM_Config();

BUT, If I write the program below, there is an no error

void PWM_Config()
{
.
.
.
}

int main()
{

PWM_Config();   // NO ERROR

.
.
.
}

KINDLY HELP!