MPS_CMN_CTL_A
nports = 1 << NUMPORTS_G(t4_read_reg(adapter, MPS_CMN_CTL_A));
nports = 1 << NUMPORTS_G(t4_read_reg(adapter, MPS_CMN_CTL_A));
nports = 1 << NUMPORTS_G(t4_read_reg(adapter, MPS_CMN_CTL_A));
unsigned int nports = 1 << NUMPORTS_G(t4_read_reg(adap, MPS_CMN_CTL_A));