REV_G
u32 pl_rev = REV_G(t4_read_reg(adap, PL_REV_A));
pl_rev = REV_G(t4_read_reg(adapter, PL_REV_A));
chipid = REV_G(t4_read_reg(adapter, PL_VF_REV_A));
chipid = REV_G(t4_read_reg(adapter, PL_VF_REV_A));