From 332235427a566d8be04b9676a7ac380c8853aa9b Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Sat, 9 Mar 2013 20:38:19 +0200 Subject: [PATCH] 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 Signed-off-by: Johannes Berg --- drivers/net/wireless/iwlwifi/iwl-fw.h | 12 ++++++++++++ drivers/net/wireless/iwlwifi/mvm/fw.c | 8 ++++---- drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c | 2 +- drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c | 7 +++---- drivers/net/wireless/iwlwifi/mvm/scan.c | 4 ++-- 5 files changed, 22 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index 4e932e0..c4c446d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -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__ */ diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index b497647..e18c92d 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -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; diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c index c45822f..86e312a 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c @@ -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 = diff --git a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c index 0d537e0..0f0b44e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c @@ -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)); } /* diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 0d3c76b..2157b0f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -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; -- 2.7.4