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iwlwifi: mvm: take the valid_{rx,tx}_ant from the TLV 

This is the right source of information for the valid Tx
antennas, not the NVM.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Emmanuel Grumbach 2013-03-09 20:38:19 +02:00 committed by Johannes Berg
parent d110cb51cf
commit 332235427a
5 changed files with 22 additions and 11 deletions
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12
drivers/net/wireless/iwlwifi/iwl-fw.h
View File

@ -203,4 +203,16 @@ struct iwl_fw {
bool mvm_fw;
};
static inline u8 iwl_fw_valid_tx_ant(const struct iwl_fw *fw)
{
return (fw->phy_config & FW_PHY_CFG_TX_CHAIN) >>
FW_PHY_CFG_TX_CHAIN_POS;
}
static inline u8 iwl_fw_valid_rx_ant(const struct iwl_fw *fw)
{
return (fw->phy_config & FW_PHY_CFG_RX_CHAIN) >>
FW_PHY_CFG_RX_CHAIN_POS;
}
#endif /* __iwl_fw_h__ */

8
drivers/net/wireless/iwlwifi/mvm/fw.c
View File

@ -114,7 +114,7 @@ static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
.valid = cpu_to_le32(valid_tx_ant),
};
IWL_DEBUG_HC(mvm, "select valid tx ant: %u\n", valid_tx_ant);
IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, CMD_SYNC,
sizeof(tx_ant_cmd), &tx_ant_cmd);
}
@ -327,7 +327,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
WARN_ON(ret);
/* Send TX valid antennas before triggering calibrations */
ret = iwl_send_tx_ant_cfg(mvm, mvm->nvm_data->valid_tx_ant);
ret = iwl_send_tx_ant_cfg(mvm, iwl_fw_valid_tx_ant(mvm->fw));
if (ret)
goto error;
@ -413,7 +413,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
goto error;
}
ret = iwl_send_tx_ant_cfg(mvm, mvm->nvm_data->valid_tx_ant);
ret = iwl_send_tx_ant_cfg(mvm, iwl_fw_valid_tx_ant(mvm->fw));
if (ret)
goto error;
@ -467,7 +467,7 @@ int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
goto error;
}
ret = iwl_send_tx_ant_cfg(mvm, mvm->nvm_data->valid_tx_ant);
ret = iwl_send_tx_ant_cfg(mvm, iwl_fw_valid_tx_ant(mvm->fw));
if (ret)
goto error;

2
drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
View File

@ -803,7 +803,7 @@ static int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
TX_CMD_FLG_TSF);
mvm->mgmt_last_antenna_idx =
iwl_mvm_next_antenna(mvm, mvm->nvm_data->valid_tx_ant,
iwl_mvm_next_antenna(mvm, iwl_fw_valid_tx_ant(mvm->fw),
mvm->mgmt_last_antenna_idx);
beacon_cmd.tx.rate_n_flags =

7
drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c
View File

@ -142,7 +142,7 @@ static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
struct cfg80211_chan_def *chandef,
u8 chains_static, u8 chains_dynamic)
{
u8 valid_rx_chains, active_cnt, idle_cnt;
u8 active_cnt, idle_cnt;
/* Set the channel info data */
cmd->ci.band = (chandef->chan->band == IEEE80211_BAND_2GHZ ?
@ -158,17 +158,16 @@ static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
* Need to add on chain noise calibration limitations, and
* BT coex considerations.
*/
valid_rx_chains = mvm->nvm_data->valid_rx_ant;
idle_cnt = chains_static;
active_cnt = chains_dynamic;
cmd->rxchain_info = cpu_to_le32(valid_rx_chains <<
cmd->rxchain_info = cpu_to_le32(iwl_fw_valid_rx_ant(mvm->fw) <<
PHY_RX_CHAIN_VALID_POS);
cmd->rxchain_info |= cpu_to_le32(idle_cnt << PHY_RX_CHAIN_CNT_POS);
cmd->rxchain_info |= cpu_to_le32(active_cnt <<
PHY_RX_CHAIN_MIMO_CNT_POS);
cmd->txchain_info = cpu_to_le32(mvm->nvm_data->valid_tx_ant);
cmd->txchain_info = cpu_to_le32(iwl_fw_valid_tx_ant(mvm->fw));
}
/*

4
drivers/net/wireless/iwlwifi/mvm/scan.c
View File

@ -74,7 +74,7 @@
static inline __le16 iwl_mvm_scan_rx_chain(struct iwl_mvm *mvm)
{
u16 rx_chain;
u8 rx_ant = mvm->nvm_data->valid_rx_ant;
u8 rx_ant = iwl_fw_valid_rx_ant(mvm->fw);
rx_chain = rx_ant << PHY_RX_CHAIN_VALID_POS;
rx_chain |= rx_ant << PHY_RX_CHAIN_FORCE_MIMO_SEL_POS;
@ -115,7 +115,7 @@ iwl_mvm_scan_rate_n_flags(struct iwl_mvm *mvm, enum ieee80211_band band,
u32 tx_ant;
mvm->scan_last_antenna_idx =
iwl_mvm_next_antenna(mvm, mvm->nvm_data->valid_tx_ant,
iwl_mvm_next_antenna(mvm, iwl_fw_valid_tx_ant(mvm->fw),
mvm->scan_last_antenna_idx);
tx_ant = BIT(mvm->scan_last_antenna_idx) << RATE_MCS_ANT_POS;