diff options
| author | Eliad Peller <eliad@wizery.com> | 2014-03-12 14:05:06 +0100 |
|---|---|---|
| committer | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2014-04-09 18:29:36 +0200 |
| commit | 3a84b69e3cc20868099e4c513da6f7d169a60479 (patch) | |
| tree | 8e216545ebd7cc39939a978ce0f3294cd9b72d53 /drivers/net/wireless/iwlwifi/mvm/tx.c | |
| parent | iwlwifi: pcie: don't leave the new NICs awake for commands (diff) | |
| download | linux-3a84b69e3cc20868099e4c513da6f7d169a60479.tar.xz linux-3a84b69e3cc20868099e4c513da6f7d169a60479.zip | |
iwlwifi: mvm: add lq_cmd/tx_resp reduced_tpc field
The fw recently added an option to set tx power reduction
per station (in the lq_cmd command), and get the tx power
reduction used (in the tx_resp struct).
Use them and propogate this value up to mac80211's tx
response (in order to use it later in the rate-scaling
algorithm).
Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/mvm/tx.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/mvm/tx.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 879aeac46cc1..0a4ad45949d5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -636,6 +636,10 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, seq_ctl = le16_to_cpu(hdr->seq_ctrl); } + BUILD_BUG_ON(ARRAY_SIZE(info->status.status_driver_data) < 1); + info->status.status_driver_data[0] = + (void *)(uintptr_t)tx_resp->reduced_tpc; + ieee80211_tx_status_ni(mvm->hw, skb); } @@ -815,6 +819,7 @@ static void iwl_mvm_rx_tx_cmd_agg(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); mvmsta->tid_data[tid].rate_n_flags = le32_to_cpu(tx_resp->initial_rate); + mvmsta->tid_data[tid].reduced_tpc = tx_resp->reduced_tpc; } rcu_read_unlock(); @@ -928,6 +933,8 @@ int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, info->status.ampdu_len = ba_notif->txed; iwl_mvm_hwrate_to_tx_status(tid_data->rate_n_flags, info); + info->status.status_driver_data[0] = + (void *)(uintptr_t)tid_data->reduced_tpc; } } |