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path: root/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/scan.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/scan.c107
1 files changed, 57 insertions, 50 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
index 51a061b138ba..875281cf7fc0 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
@@ -147,7 +147,7 @@ struct iwl_mvm_scan_params {
struct cfg80211_match_set *match_sets;
int n_scan_plans;
struct cfg80211_sched_scan_plan *scan_plans;
- u32 measurement_dwell;
+ bool iter_notif;
};
static inline void *iwl_mvm_get_scan_req_umac_data(struct iwl_mvm *mvm)
@@ -337,33 +337,6 @@ iwl_mvm_scan_type iwl_mvm_get_scan_type_band(struct iwl_mvm *mvm,
return _iwl_mvm_get_scan_type(mvm, vif, load, low_latency);
}
-static int
-iwl_mvm_get_measurement_dwell(struct iwl_mvm *mvm,
- struct cfg80211_scan_request *req,
- struct iwl_mvm_scan_params *params)
-{
- u32 duration = scan_timing[params->type].max_out_time;
-
- if (!req->duration)
- return 0;
-
- if (iwl_mvm_is_cdb_supported(mvm)) {
- u32 hb_time = scan_timing[params->hb_type].max_out_time;
-
- duration = min_t(u32, duration, hb_time);
- }
-
- if (req->duration_mandatory && req->duration > duration) {
- IWL_DEBUG_SCAN(mvm,
- "Measurement scan - too long dwell %hu (max out time %u)\n",
- req->duration,
- duration);
- return -EOPNOTSUPP;
- }
-
- return min_t(u32, (u32)req->duration, duration);
-}
-
static inline bool iwl_mvm_rrm_scan_needed(struct iwl_mvm *mvm)
{
/* require rrm scan whenever the fw supports it */
@@ -725,14 +698,28 @@ static void iwl_mvm_scan_fill_tx_cmd(struct iwl_mvm *mvm,
tx_cmd[0].rate_n_flags = iwl_mvm_scan_rate_n_flags(mvm,
NL80211_BAND_2GHZ,
no_cck);
- tx_cmd[0].sta_id = mvm->aux_sta.sta_id;
+
+ if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
+ ADD_STA,
+ 0) < 12) {
+ tx_cmd[0].sta_id = mvm->aux_sta.sta_id;
+ tx_cmd[1].sta_id = mvm->aux_sta.sta_id;
+
+ /*
+ * Fw doesn't use this sta anymore, pending deprecation via HOST API
+ * change
+ */
+ } else {
+ tx_cmd[0].sta_id = 0xff;
+ tx_cmd[1].sta_id = 0xff;
+ }
tx_cmd[1].tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL |
TX_CMD_FLG_BT_DIS);
+
tx_cmd[1].rate_n_flags = iwl_mvm_scan_rate_n_flags(mvm,
NL80211_BAND_5GHZ,
no_cck);
- tx_cmd[1].sta_id = mvm->aux_sta.sta_id;
}
static void
@@ -1144,6 +1131,10 @@ static void iwl_mvm_fill_scan_config_v1(struct iwl_mvm *mvm, void *config,
memcpy(&cfg->mac_addr, &mvm->addresses[0].addr, ETH_ALEN);
+ /* This function should not be called when using ADD_STA ver >=12 */
+ WARN_ON_ONCE(iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
+ ADD_STA, 0) >= 12);
+
cfg->bcast_sta_id = mvm->aux_sta.sta_id;
cfg->channel_flags = channel_flags;
@@ -1192,6 +1183,10 @@ static void iwl_mvm_fill_scan_config_v2(struct iwl_mvm *mvm, void *config,
memcpy(&cfg->mac_addr, &mvm->addresses[0].addr, ETH_ALEN);
+ /* This function should not be called when using ADD_STA ver >=12 */
+ WARN_ON_ONCE(iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
+ ADD_STA, 0) >= 12);
+
cfg->bcast_sta_id = mvm->aux_sta.sta_id;
cfg->channel_flags = channel_flags;
@@ -1305,7 +1300,16 @@ int iwl_mvm_config_scan(struct iwl_mvm *mvm)
memset(&cfg, 0, sizeof(cfg));
- cfg.bcast_sta_id = mvm->aux_sta.sta_id;
+ if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
+ ADD_STA, 0) < 12)
+ cfg.bcast_sta_id = mvm->aux_sta.sta_id;
+ /*
+ * Fw doesn't use this sta anymore, pending deprecation via HOST API
+ * change.
+ */
+ else
+ cfg.bcast_sta_id = 0xff;
+
cfg.tx_chains = cpu_to_le32(iwl_mvm_get_valid_tx_ant(mvm));
cfg.rx_chains = cpu_to_le32(iwl_mvm_scan_rx_ant(mvm));
@@ -1333,10 +1337,8 @@ static void iwl_mvm_scan_umac_dwell(struct iwl_mvm *mvm,
u8 active_dwell, passive_dwell;
timing = &scan_timing[params->type];
- active_dwell = params->measurement_dwell ?
- params->measurement_dwell : IWL_SCAN_DWELL_ACTIVE;
- passive_dwell = params->measurement_dwell ?
- params->measurement_dwell : IWL_SCAN_DWELL_PASSIVE;
+ active_dwell = IWL_SCAN_DWELL_ACTIVE;
+ passive_dwell = IWL_SCAN_DWELL_PASSIVE;
if (iwl_mvm_is_adaptive_dwell_supported(mvm)) {
cmd->v7.adwell_default_n_aps_social =
@@ -1389,8 +1391,7 @@ static void iwl_mvm_scan_umac_dwell(struct iwl_mvm *mvm,
}
}
} else {
- cmd->v1.extended_dwell = params->measurement_dwell ?
- params->measurement_dwell : IWL_SCAN_DWELL_EXTENDED;
+ cmd->v1.extended_dwell = IWL_SCAN_DWELL_EXTENDED;
cmd->v1.active_dwell = active_dwell;
cmd->v1.passive_dwell = passive_dwell;
cmd->v1.fragmented_dwell = IWL_SCAN_DWELL_FRAGMENTED;
@@ -1443,10 +1444,8 @@ iwl_mvm_scan_umac_dwell_v10(struct iwl_mvm *mvm,
u8 active_dwell, passive_dwell;
timing = &scan_timing[params->type];
- active_dwell = params->measurement_dwell ?
- params->measurement_dwell : IWL_SCAN_DWELL_ACTIVE;
- passive_dwell = params->measurement_dwell ?
- params->measurement_dwell : IWL_SCAN_DWELL_PASSIVE;
+ active_dwell = IWL_SCAN_DWELL_ACTIVE;
+ passive_dwell = IWL_SCAN_DWELL_PASSIVE;
general_params->adwell_default_social_chn =
IWL_SCAN_ADWELL_DEFAULT_N_APS_SOCIAL;
@@ -1737,7 +1736,7 @@ static u16 iwl_mvm_scan_umac_flags_v2(struct iwl_mvm *mvm,
if (!iwl_mvm_is_regular_scan(params))
flags |= IWL_UMAC_SCAN_GEN_FLAGS_V2_PERIODIC;
- if (params->measurement_dwell ||
+ if (params->iter_notif ||
mvm->sched_scan_pass_all == SCHED_SCAN_PASS_ALL_ENABLED)
flags |= IWL_UMAC_SCAN_GEN_FLAGS_V2_NTFY_ITER_COMPLETE;
@@ -1782,7 +1781,7 @@ static u16 iwl_mvm_scan_umac_flags(struct iwl_mvm *mvm,
if (!iwl_mvm_is_regular_scan(params))
flags |= IWL_UMAC_SCAN_GEN_FLAGS_PERIODIC;
- if (params->measurement_dwell)
+ if (params->iter_notif)
flags |= IWL_UMAC_SCAN_GEN_FLAGS_ITER_COMPLETE;
#ifdef CONFIG_IWLWIFI_DEBUGFS
@@ -2229,7 +2228,8 @@ static int iwl_mvm_build_scan_cmd(struct iwl_mvm *mvm,
hcmd->id = iwl_cmd_id(SCAN_REQ_UMAC, IWL_ALWAYS_LONG_GROUP, 0);
scan_ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP,
- SCAN_REQ_UMAC);
+ SCAN_REQ_UMAC,
+ IWL_FW_CMD_VER_UNKNOWN);
for (i = 0; i < ARRAY_SIZE(iwl_scan_umac_handlers); i++) {
const struct iwl_scan_umac_handler *ver_handler =
@@ -2293,11 +2293,8 @@ int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
iwl_mvm_fill_scan_type(mvm, &params, vif);
- ret = iwl_mvm_get_measurement_dwell(mvm, req, &params);
- if (ret < 0)
- return ret;
-
- params.measurement_dwell = ret;
+ if (req->duration)
+ params.iter_notif = true;
iwl_mvm_build_scan_probe(mvm, vif, ies, &params);
@@ -2569,7 +2566,8 @@ int iwl_mvm_scan_size(struct iwl_mvm *mvm)
{
int base_size, tail_size;
u8 scan_ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP,
- SCAN_REQ_UMAC);
+ SCAN_REQ_UMAC,
+ IWL_FW_CMD_VER_UNKNOWN);
base_size = iwl_scan_req_umac_get_size(scan_ver);
if (base_size)
@@ -2626,6 +2624,15 @@ void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm)
mvm->sched_scan_pass_all = SCHED_SCAN_PASS_ALL_DISABLED;
mvm->scan_uid_status[uid] = 0;
}
+ uid = iwl_mvm_scan_uid_by_status(mvm,
+ IWL_MVM_SCAN_STOPPING_REGULAR);
+ if (uid >= 0)
+ mvm->scan_uid_status[uid] = 0;
+
+ uid = iwl_mvm_scan_uid_by_status(mvm,
+ IWL_MVM_SCAN_STOPPING_SCHED);
+ if (uid >= 0)
+ mvm->scan_uid_status[uid] = 0;
/* We shouldn't have any UIDs still set. Loop over all the
* UIDs to make sure there's nothing left there and warn if
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.