}
/* TODO: this function can be merged with iwl_mvm_scan_umac_fill_ch_p_v6 */
-static void
-iwl_mvm_umac_scan_cfg_channels_v6_6g(struct iwl_mvm_scan_params *params,
+static u32
+iwl_mvm_umac_scan_cfg_channels_v6_6g(struct iwl_mvm *mvm,
+ struct iwl_mvm_scan_params *params,
u32 n_channels,
struct iwl_scan_probe_params_v4 *pp,
struct iwl_scan_channel_params_v6 *cp,
enum nl80211_iftype vif_type)
{
- struct iwl_scan_channel_cfg_umac *channel_cfg = cp->channel_config;
int i;
struct cfg80211_scan_6ghz_params *scan_6ghz_params =
params->scan_6ghz_params;
+ u32 ch_cnt;
- for (i = 0; i < params->n_channels; i++) {
+ for (i = 0, ch_cnt = 0; i < params->n_channels; i++) {
struct iwl_scan_channel_cfg_umac *cfg =
- &cp->channel_config[i];
+ &cp->channel_config[ch_cnt];
u32 s_ssid_bitmap = 0, bssid_bitmap = 0, flags = 0;
u8 j, k, s_max = 0, b_max = 0, n_used_bssid_entries;
bool force_passive, found = false, allow_passive = true,
unsolicited_probe_on_chan = false, psc_no_listen = false;
+ /*
+ * Avoid performing passive scan on non PSC channels unless the
+ * scan is specifically a passive scan, i.e., no SSIDs
+ * configured in the scan command.
+ */
+ if (!cfg80211_channel_is_psc(params->channels[i]) &&
+ !params->n_6ghz_params && params->n_ssids)
+ continue;
+
cfg->v1.channel_num = params->channels[i]->hw_value;
cfg->v2.band = 2;
cfg->v2.iter_count = 1;
else
flags |= bssid_bitmap | (s_ssid_bitmap << 16);
- channel_cfg[i].flags |= cpu_to_le32(flags);
+ cfg->flags |= cpu_to_le32(flags);
+ ch_cnt++;
}
+
+ if (params->n_channels > ch_cnt)
+ IWL_DEBUG_SCAN(mvm,
+ "6GHz: reducing number channels: (%u->%u)\n",
+ params->n_channels, ch_cnt);
+
+ return ch_cnt;
}
static u8 iwl_mvm_scan_umac_chan_flags_v2(struct iwl_mvm *mvm,
iwl_mvm_umac_scan_fill_6g_chan_list(mvm, params, pb);
- iwl_mvm_umac_scan_cfg_channels_v6_6g(params,
- params->n_channels,
- pb, cp, vif->type);
- cp->count = params->n_channels;
+ cp->count = iwl_mvm_umac_scan_cfg_channels_v6_6g(mvm, params,
+ params->n_channels,
+ pb, cp, vif->type);
+ if (!cp->count) {
+ mvm->scan_uid_status[uid] = 0;
+ return -EINVAL;
+ }
+
if (!params->n_ssids ||
(params->n_ssids == 1 && !params->ssids[0].ssid_len))
cp->flags |= IWL_SCAN_CHANNEL_FLAG_6G_PSC_NO_FILTER;