I had sex with sexworker 3 months ago after 2 months I noticed small 8 bumps on penis foreskin?

I had sex with sexworker 3months ago, i have done 4th gen hiv test after 106 days and the test is negative, after 2 months, i noticed a small white 8 bumps on my penis not increase a size after 4 months of sexual exposure the 8 bumps are white in colour and small and they on my penis foreskin not they are not increase in size or shape they not painful or itching please help me??? i used condom during sex, please tell me what type of this small bumps??? treatment??? please Diagnos this?