MIMO_PLCP_40MHZ
is40 = (plcp0 & MIMO_PLCP_40MHZ) ? 1 : 0;
mcs = plcp0 & ~MIMO_PLCP_40MHZ;
is40 = (plcp0 & MIMO_PLCP_40MHZ) ? 1 : 0;
mcs = plcp0 & ~MIMO_PLCP_40MHZ;
rspec |= plcp[0] & ~MIMO_PLCP_40MHZ;
if (plcp[0] & MIMO_PLCP_40MHZ)
rspec_fallback |= txh->FragPLCPFallback[0] & ~MIMO_PLCP_40MHZ;
if (txh->FragPLCPFallback[0] & MIMO_PLCP_40MHZ)
plcp[0] |= MIMO_PLCP_40MHZ;
if (plcp[0] & MIMO_PLCP_40MHZ) {