Long story short, AP HC says, if the Police do not register an FIR if information about a cognizable offence is reported, the remedies are as follows:
Chegireddy Venkata Reddy Vs Government of Andhra Pradesh on 30 Jul 2020
The remedies are under Section 154(3), 156(3) and Section 190 r/w.Sec.200 of Cr.P.C.
Other Sources :
A 2-page judgment here which cites this judgment can also be used for same purpose. Saves 24 pages !!!