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authorGregory Greenman <gregory.greenman@intel.com>2023-06-13 15:57:19 +0300
committerJohannes Berg <johannes.berg@intel.com>2023-06-14 13:32:20 +0300
commit18c0ffb404db2093b6afdc8ae15f18ba3975e1ed (patch)
treedade3b63685a390f355fc8eea41d799a9be6da96 /drivers
parentd51439a6d79fd251b0d92fa8b1aa3bd4cb17d102 (diff)
downloadlinux-18c0ffb404db2093b6afdc8ae15f18ba3975e1ed.tar.xz
wifi: iwlwifi: mvm: add support for Extra EHT LTF
Add support for Extra EHT LTF defined in 9.4.2.313 EHT Capabilities element. Signed-off-by: Gregory Greenman <gregory.greenman@intel.com> Link: https://lore.kernel.org/r/20230613155501.de019d7cc174.I806f0f6042b89274192701a60b4f7900822db666@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/fw/api/rs.h2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c15
3 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h
index c9a48fc5fac8..a1a272433b09 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h
@@ -21,6 +21,7 @@
* @IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_2_MSK: enable HE Dual Carrier Modulation
* for BPSK (MCS 0) with 2 spatial
* streams
+ * @IWL_TLC_MNG_CFG_FLAGS_EHT_EXTRA_LTF_MSK: enable support for EHT extra LTF
*/
enum iwl_tlc_mng_cfg_flags {
IWL_TLC_MNG_CFG_FLAGS_STBC_MSK = BIT(0),
@@ -28,6 +29,7 @@ enum iwl_tlc_mng_cfg_flags {
IWL_TLC_MNG_CFG_FLAGS_HE_STBC_160MHZ_MSK = BIT(2),
IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_1_MSK = BIT(3),
IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_2_MSK = BIT(4),
+ IWL_TLC_MNG_CFG_FLAGS_EHT_EXTRA_LTF_MSK = BIT(6),
};
/**
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
index 7edb98ef8093..fad71f490313 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
@@ -1012,6 +1012,8 @@ iwl_nvm_fixup_sband_iftd(struct iwl_trans *trans,
iftype_data->eht_cap.eht_cap_elem.phy_cap_info[6] &=
~(IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK |
IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP);
+ iftype_data->eht_cap.eht_cap_elem.phy_cap_info[5] |=
+ IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF;
}
if (fw_has_capa(&fw->ucode_capa, IWL_UCODE_TLV_CAPA_BROADCAST_TWT))
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
index e77b6157f759..7c6eff4fa58a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c
@@ -591,6 +591,21 @@ void iwl_mvm_rs_fw_rate_init(struct iwl_mvm *mvm,
int cmd_ver;
int ret;
+ /* Enable external EHT LTF only for GL device and if there's
+ * mutual support by AP and client
+ */
+ if (CSR_HW_REV_TYPE(mvm->trans->hw_rev) == IWL_CFG_MAC_TYPE_GL &&
+ sband->iftype_data->eht_cap.has_eht &&
+ sband->iftype_data->eht_cap.eht_cap_elem.phy_cap_info[5] &
+ IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF &&
+ link_sta->eht_cap.has_eht &&
+ link_sta->eht_cap.eht_cap_elem.phy_cap_info[5] &
+ IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF) {
+ IWL_DEBUG_RATE(mvm, "Set support for Extra EHT LTF\n");
+ cfg_cmd.flags |=
+ cpu_to_le16(IWL_TLC_MNG_CFG_FLAGS_EHT_EXTRA_LTF_MSK);
+ }
+
rcu_read_lock();
mvm_link_sta = rcu_dereference(mvmsta->link[link_id]);
if (WARN_ON_ONCE(!mvm_link_sta)) {