Margin benefit for hedging

USDINR NOV SHORT & USDINR LONG

INFY NOV LONG & INFY DEC SHORT

AUROPHARMA NOV LONG & AUROPHARMA DEC SHORT

Will the margin benefit available only for the calendar hedge or will also get for the overall position, as both the stock prices will impact on rupee move.

Yep, margin benefit will be available only for calendar spreads. There is no cross margin benefit between equity and currency markets.