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path: root/sys/contrib/dev/iwlwifi/mvm/link.c
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Diffstat (limited to 'sys/contrib/dev/iwlwifi/mvm/link.c')
-rw-r--r--sys/contrib/dev/iwlwifi/mvm/link.c106
1 files changed, 42 insertions, 64 deletions
diff --git a/sys/contrib/dev/iwlwifi/mvm/link.c b/sys/contrib/dev/iwlwifi/mvm/link.c
index a9929aa49913..2269acc55c0e 100644
--- a/sys/contrib/dev/iwlwifi/mvm/link.c
+++ b/sys/contrib/dev/iwlwifi/mvm/link.c
@@ -12,6 +12,7 @@
HOW(BLOCKED_FW) \
HOW(BLOCKED_NON_BSS) \
HOW(BLOCKED_ROC) \
+ HOW(BLOCKED_TMP_NON_BSS) \
HOW(EXIT_MISSED_BEACON) \
HOW(EXIT_LOW_RSSI) \
HOW(EXIT_COEX) \
@@ -48,20 +49,6 @@ static void iwl_mvm_print_esr_state(struct iwl_mvm *mvm, u32 mask)
#undef NAME_PR
}
-static u32 iwl_mvm_get_free_fw_link_id(struct iwl_mvm *mvm,
- struct iwl_mvm_vif *mvm_vif)
-{
- u32 i;
-
- lockdep_assert_held(&mvm->mutex);
-
- for (i = 0; i < ARRAY_SIZE(mvm->link_id_to_link_conf); i++)
- if (!rcu_access_pointer(mvm->link_id_to_link_conf[i]))
- return i;
-
- return IWL_MVM_FW_LINK_ID_INVALID;
-}
-
static int iwl_mvm_link_cmd_send(struct iwl_mvm *mvm,
struct iwl_link_config_cmd *cmd,
enum iwl_ctxt_action action)
@@ -78,25 +65,15 @@ static int iwl_mvm_link_cmd_send(struct iwl_mvm *mvm,
return ret;
}
-int iwl_mvm_set_link_mapping(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
- struct ieee80211_bss_conf *link_conf)
+void iwl_mvm_set_link_fw_id(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *link_conf)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm_vif_link_info *link_info =
mvmvif->link[link_conf->link_id];
- if (link_info->fw_link_id == IWL_MVM_FW_LINK_ID_INVALID) {
- link_info->fw_link_id = iwl_mvm_get_free_fw_link_id(mvm,
- mvmvif);
- if (link_info->fw_link_id >=
- ARRAY_SIZE(mvm->link_id_to_link_conf))
- return -EINVAL;
-
- rcu_assign_pointer(mvm->link_id_to_link_conf[link_info->fw_link_id],
- link_conf);
- }
-
- return 0;
+ if (link_info->fw_link_id == IWL_MVM_FW_LINK_ID_INVALID)
+ link_info->fw_link_id = mvmvif->id;
}
int iwl_mvm_add_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
@@ -108,14 +85,11 @@ int iwl_mvm_add_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_link_config_cmd cmd = {};
unsigned int cmd_id = WIDE_ID(MAC_CONF_GROUP, LINK_CONFIG_CMD);
u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, 1);
- int ret;
if (WARN_ON_ONCE(!link_info))
return -EINVAL;
- ret = iwl_mvm_set_link_mapping(mvm, vif, link_conf);
- if (ret)
- return ret;
+ iwl_mvm_set_link_fw_id(mvm, vif, link_conf);
/* Update SF - Disable if needed. if this fails, SF might still be on
* while many macs are bound, which is forbidden - so fail the binding.
@@ -233,10 +207,15 @@ int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
WARN_ON_ONCE(active == link_info->active);
/* When deactivating a link session protection should
- * be stopped
+ * be stopped. Also let the firmware know if we can't Tx.
*/
- if (!active && vif->type == NL80211_IFTYPE_STATION)
+ if (!active && vif->type == NL80211_IFTYPE_STATION) {
iwl_mvm_stop_session_protection(mvm, vif);
+ if (link_info->csa_block_tx) {
+ cmd.block_tx = 1;
+ link_info->csa_block_tx = false;
+ }
+ }
}
cmd.link_id = cpu_to_le32(link_info->fw_link_id);
@@ -258,7 +237,7 @@ int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
if (vif->type == NL80211_IFTYPE_ADHOC && link_conf->bssid)
memcpy(cmd.ibss_bssid_addr, link_conf->bssid, ETH_ALEN);
- iwl_mvm_set_fw_basic_rates(mvm, vif, link_conf,
+ iwl_mvm_set_fw_basic_rates(mvm, vif, link_info,
&cmd.cck_rates, &cmd.ofdm_rates);
cmd.cck_short_preamble = cpu_to_le32(link_conf->use_short_preamble);
@@ -293,6 +272,17 @@ int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
(link_conf->uora_ocw_range >> 3) & 0x7;
}
+ /* ap_sta may be NULL if we're disconnecting */
+ if (changes & LINK_CONTEXT_MODIFY_HE_PARAMS && mvmvif->ap_sta) {
+ struct ieee80211_link_sta *link_sta =
+ link_sta_dereference_check(mvmvif->ap_sta, link_id);
+
+ if (!WARN_ON(!link_sta) && link_sta->he_cap.has_he &&
+ link_sta->he_cap.he_cap_elem.mac_cap_info[5] &
+ IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX)
+ cmd.ul_mu_data_disable = 1;
+ }
+
/* TODO how to set ndp_fdbk_buff_th_exp? */
if (iwl_mvm_set_fw_mu_edca_params(mvm, mvmvif->link[link_id],
@@ -343,7 +333,8 @@ int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
send_cmd:
cmd.modify_mask = cpu_to_le32(changes);
cmd.flags = cpu_to_le32(flags);
- cmd.flags_mask = cpu_to_le32(flags_mask);
+ if (cmd_ver < 6)
+ cmd.flags_mask = cpu_to_le32(flags_mask);
cmd.spec_link_id = link_conf->link_id;
if (cmd_ver < 2)
cmd.listen_lmac = cpu_to_le32(link_info->listen_lmac);
@@ -355,24 +346,6 @@ send_cmd:
return ret;
}
-int iwl_mvm_unset_link_mapping(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
- struct ieee80211_bss_conf *link_conf)
-{
- struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
- struct iwl_mvm_vif_link_info *link_info =
- mvmvif->link[link_conf->link_id];
-
- /* mac80211 thought we have the link, but it was never configured */
- if (WARN_ON(!link_info ||
- link_info->fw_link_id >=
- ARRAY_SIZE(mvm->link_id_to_link_conf)))
- return -EINVAL;
-
- RCU_INIT_POINTER(mvm->link_id_to_link_conf[link_info->fw_link_id],
- NULL);
- return 0;
-}
-
int iwl_mvm_remove_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct ieee80211_bss_conf *link_conf)
{
@@ -382,10 +355,6 @@ int iwl_mvm_remove_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_link_config_cmd cmd = {};
int ret;
- ret = iwl_mvm_unset_link_mapping(mvm, vif, link_conf);
- if (ret)
- return 0;
-
cmd.link_id = cpu_to_le32(link_info->fw_link_id);
link_info->fw_link_id = IWL_MVM_FW_LINK_ID_INVALID;
cmd.spec_link_id = link_conf->link_id;
@@ -393,9 +362,8 @@ int iwl_mvm_remove_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
ret = iwl_mvm_link_cmd_send(mvm, &cmd, FW_CTXT_ACTION_REMOVE);
- if (!ret)
- if (iwl_mvm_sf_update(mvm, vif, true))
- IWL_ERR(mvm, "Failed to update SF state\n");
+ if (!ret && iwl_mvm_sf_update(mvm, vif, true))
+ IWL_ERR(mvm, "Failed to update SF state\n");
return ret;
}
@@ -743,9 +711,8 @@ bool iwl_mvm_mld_valid_link_pair(struct ieee80211_vif *vif,
iwl_mvm_esr_disallowed_with_link(mvm, vif, b, false))
return false;
- if (a->chandef->width != b->chandef->width ||
- !(a->chandef->chan->band == NL80211_BAND_6GHZ &&
- b->chandef->chan->band == NL80211_BAND_5GHZ))
+ if (a->chandef->chan->band == b->chandef->chan->band ||
+ a->chandef->width != b->chandef->width)
ret |= IWL_MVM_ESR_EXIT_BANDWIDTH;
if (ret) {
@@ -1148,3 +1115,14 @@ void iwl_mvm_unblock_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
if (!mvmvif->esr_disable_reason)
iwl_mvm_esr_unblocked(mvm, vif);
}
+
+void iwl_mvm_init_link(struct iwl_mvm_vif_link_info *link)
+{
+ link->bcast_sta.sta_id = IWL_INVALID_STA;
+ link->mcast_sta.sta_id = IWL_INVALID_STA;
+ link->ap_sta_id = IWL_INVALID_STA;
+
+ for (int r = 0; r < NUM_IWL_MVM_SMPS_REQ; r++)
+ link->smps_requests[r] =
+ IEEE80211_SMPS_AUTOMATIC;
+}