iwl_mvm_chan_info_padding
u16 len = sizeof(aux_roc_req) - iwl_mvm_chan_info_padding(mvm);
u16 len = sizeof(cmd) - iwl_mvm_chan_info_padding(mvm);
u16 len = sizeof(cmd) - iwl_mvm_chan_info_padding(mvm);
u16 len = sizeof(aux_cmd) - iwl_mvm_chan_info_padding(mvm);