#define IWL_PLCP_QUIET_THRESH 1
#define IWL_ACTIVE_QUIET_TIME 10
+#define IWL_DENSE_EBS_SCAN_RATIO 5
+#define IWL_SPARSE_EBS_SCAN_RATIO 1
struct iwl_mvm_scan_params {
u32 max_out_time;
{
if (mvm->scan_rx_ant != ANT_NONE)
return mvm->scan_rx_ant;
- return mvm->fw->valid_rx_ant;
+ return iwl_mvm_get_valid_rx_ant(mvm);
}
static inline __le16 iwl_mvm_scan_rx_chain(struct iwl_mvm *mvm)
u32 tx_ant;
mvm->scan_last_antenna_idx =
- iwl_mvm_next_antenna(mvm, mvm->fw->valid_tx_ant,
+ iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm),
mvm->scan_last_antenna_idx);
tx_ant = BIT(mvm->scan_last_antenna_idx) << RATE_MCS_ANT_POS;
struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
- bool *global_bound = data;
+ int *global_cnt = data;
if (vif->type != NL80211_IFTYPE_P2P_DEVICE && mvmvif->phy_ctxt &&
mvmvif->phy_ctxt->id < MAX_PHYS)
- *global_bound = true;
+ *global_cnt += 1;
}
static void iwl_mvm_scan_calc_params(struct iwl_mvm *mvm,
int n_ssids, u32 flags,
struct iwl_mvm_scan_params *params)
{
- bool global_bound = false;
+ int global_cnt = 0;
enum ieee80211_band band;
u8 frag_passive_dwell = 0;
ieee80211_iterate_active_interfaces_atomic(mvm->hw,
IEEE80211_IFACE_ITER_NORMAL,
iwl_mvm_scan_condition_iterator,
- &global_bound);
+ &global_cnt);
- if (!global_bound)
+ if (!global_cnt)
goto not_bound;
params->suspend_time = 30;
IWL_UCODE_TLV_API_FRAGMENTED_SCAN) {
params->suspend_time = 105;
params->max_out_time = 70;
- frag_passive_dwell = 20;
+ /*
+ * If there is more than one active interface make
+ * passive scan more fragmented.
+ */
+ frag_passive_dwell = (global_cnt < 2) ? 40 : 20;
} else {
params->suspend_time = 120;
params->max_out_time = 120;
cpu_to_le16(IWL_SCAN_CHANNEL_FLAG_EBS |
IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE |
IWL_SCAN_CHANNEL_FLAG_CACHE_ADD);
+ cmd->channel_opt[0].non_ebs_ratio =
+ cpu_to_le16(IWL_DENSE_EBS_SCAN_RATIO);
cmd->channel_opt[1].flags =
cpu_to_le16(IWL_SCAN_CHANNEL_FLAG_EBS |
IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE |
IWL_SCAN_CHANNEL_FLAG_CACHE_ADD);
+ cmd->channel_opt[1].non_ebs_ratio =
+ cpu_to_le16(IWL_SPARSE_EBS_SCAN_RATIO);
}
if (iwl_mvm_rrm_scan_needed(mvm))
SCAN_CONFIG_FLAG_SET_MAC_ADDR |
SCAN_CONFIG_FLAG_SET_CHANNEL_FLAGS|
SCAN_CONFIG_N_CHANNELS(num_channels));
- scan_config->tx_chains = cpu_to_le32(mvm->fw->valid_tx_ant);
+ scan_config->tx_chains = cpu_to_le32(iwl_mvm_get_valid_tx_ant(mvm));
scan_config->rx_chains = cpu_to_le32(iwl_mvm_scan_rx_ant(mvm));
scan_config->legacy_rates = iwl_mvm_scan_config_rates(mvm);
scan_config->out_of_channel_time = cpu_to_le32(170);