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iwlwifi: mvm: support aggs of 64 frames in A000 family 

A SCD bug was fixed in the A000 family, allowing to
support aggregations of 64 frames (rather than 63).

Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Liad Kaufman 2017-05-28 14:20:04 +03:00 committed by Luca Coelho
parent a395058eb6
commit a58bb46855
3 changed files with 16 additions and 3 deletions
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6
drivers/net/wireless/intel/iwlwifi/mvm/rs.c
View File

@ -3233,7 +3233,11 @@ static void rs_build_rates_table_from_fixed(struct iwl_mvm *mvm,
if (num_of_ant(ant) == 1)
lq_cmd->single_stream_ant_msk = ant;
lq_cmd->agg_frame_cnt_limit = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
if (!mvm->trans->cfg->gen2)
lq_cmd->agg_frame_cnt_limit = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
else
lq_cmd->agg_frame_cnt_limit =
LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF;
}
#endif /* CONFIG_MAC80211_DEBUGFS */

2
drivers/net/wireless/intel/iwlwifi/mvm/rs.h
View File

@ -145,6 +145,8 @@ enum {
#define LINK_QUAL_AGG_FRAME_LIMIT_DEF (63)
#define LINK_QUAL_AGG_FRAME_LIMIT_MAX (63)
#define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF (64)
#define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_MAX (64)
#define LINK_QUAL_AGG_FRAME_LIMIT_MIN (0)
#define LQ_SIZE 2 /* 2 mode tables: "Active" and "Search" */

11
drivers/net/wireless/intel/iwlwifi/mvm/sta.c
View File

@ -1354,7 +1354,10 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
mvm_sta->mac_id_n_color = FW_CMD_ID_AND_COLOR(mvmvif->id,
mvmvif->color);
mvm_sta->vif = vif;
mvm_sta->max_agg_bufsize = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
if (!mvm->trans->cfg->gen2)
mvm_sta->max_agg_bufsize = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
else
mvm_sta->max_agg_bufsize = LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF;
mvm_sta->tx_protection = 0;
mvm_sta->tt_tx_protection = false;
mvm_sta->sta_type = sta->tdls ? IWL_STA_TDLS_LINK : IWL_STA_LINK;
@ -2677,7 +2680,11 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
BUILD_BUG_ON((sizeof(mvmsta->agg_tids) * BITS_PER_BYTE)
!= IWL_MAX_TID_COUNT);
buf_size = min_t(int, buf_size, LINK_QUAL_AGG_FRAME_LIMIT_DEF);
if (!mvm->trans->cfg->gen2)
buf_size = min_t(int, buf_size, LINK_QUAL_AGG_FRAME_LIMIT_DEF);
else
buf_size = min_t(int, buf_size,
LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF);
spin_lock_bh(&mvmsta->lock);
ssn = tid_data->ssn;