iwlwifi: support different num of tx and rx antennas

This patch adds infrastructure for supporting different
number of tx and rx antennas

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.h b/drivers/net/wireless/iwlwifi/iwl-4965.h
index c127c91010b4..cf909e86ed29 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.h
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.h
@@ -580,11 +580,14 @@ struct iwl4965_ibss_seq {
 struct iwl_hw_params {
         u16 max_txq_num;
         u16 tx_cmd_len;
-        u16 tx_ant_num;
+        u8  tx_chains_num;
+        u8  rx_chains_num;
+        u8  valid_tx_ant;
+        u8  valid_rx_ant;
         u16 max_rxq_size;
+        u16 max_rxq_log;
         u32 rx_buf_size;
         u32 max_pkt_size;
-        u16 max_rxq_log;
         u8  max_stations;
         u8  bcast_sta_id;
 };