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wifi: iwlwifi: mvm: add support for TID to link mapping neg request

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Add support for handling TID to link mapping negotiation
request and decide whether to accept it or not.
Accept the request if all TIDs are mapped to the same link set,
otherwise reject it.

Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240129211905.aab9819c378d.Icf6b79a362763e2e8b85959471f303b586617242@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Ayala Beker
2024-01-29 21:21:50 +02:00
committed by Johannes Berg
parent c8d8f39111
commit 8001849921
2 changed files with 24 additions and 0 deletions
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5
drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
View File

@@ -263,6 +263,9 @@ static const u8 tm_if_types_ext_capa_sta[] = {
__bf_shf(IEEE80211_EML_CAP_EMLSR_PADDING_DELAY) | \
IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US << \
__bf_shf(IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY))
#define IWL_MVM_MLD_CAPA_OPS FIELD_PREP_CONST( \
IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP, \
IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP_SAME)
static const struct wiphy_iftype_ext_capab add_iftypes_ext_capa[] = {
{
@@ -272,6 +275,7 @@ static const struct wiphy_iftype_ext_capab add_iftypes_ext_capa[] = {
.extended_capabilities_len = sizeof(he_if_types_ext_capa_sta),
/* relevant only if EHT is supported */
.eml_capabilities = IWL_MVM_EMLSR_CAPA,
.mld_capa_and_ops = IWL_MVM_MLD_CAPA_OPS,
},
{
.iftype = NL80211_IFTYPE_STATION,
@@ -280,6 +284,7 @@ static const struct wiphy_iftype_ext_capab add_iftypes_ext_capa[] = {
.extended_capabilities_len = sizeof(tm_if_types_ext_capa_sta),
/* relevant only if EHT is supported */
.eml_capabilities = IWL_MVM_EMLSR_CAPA,
.mld_capa_and_ops = IWL_MVM_MLD_CAPA_OPS,
},
};

19
drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
View File

@@ -1329,6 +1329,24 @@ static bool iwl_mvm_mld_can_activate_links(struct ieee80211_hw *hw,
return ret;
}
static enum ieee80211_neg_ttlm_res
iwl_mvm_mld_can_neg_ttlm(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_neg_ttlm *neg_ttlm)
{
u16 map;
u8 i;
/* Verify all TIDs are mapped to the same links set */
map = neg_ttlm->downlink[0];
for (i = 0; i < IEEE80211_TTLM_NUM_TIDS; i++) {
if (neg_ttlm->downlink[i] != neg_ttlm->uplink[i] ||
neg_ttlm->uplink[i] != map)
return NEG_TTLM_RES_REJECT;
}
return NEG_TTLM_RES_ACCEPT;
}
const struct ieee80211_ops iwl_mvm_mld_hw_ops = {
.tx = iwl_mvm_mac_tx,
.wake_tx_queue = iwl_mvm_mac_wake_tx_queue,
@@ -1424,4 +1442,5 @@ const struct ieee80211_ops iwl_mvm_mld_hw_ops = {
.change_vif_links = iwl_mvm_mld_change_vif_links,
.change_sta_links = iwl_mvm_mld_change_sta_links,
.can_activate_links = iwl_mvm_mld_can_activate_links,
.can_neg_ttlm = iwl_mvm_mld_can_neg_ttlm,
};