autobuild_mac80211_release/package/network/services/hostapd_new/patches/mtk-0032-hostapd-mtk-Add-HE-capabilities-check.patch

From bb2459cc960ea017702c11e19cf3dbef4df599b8 Mon Sep 17 00:00:00 2001
From: MeiChia Chiu <meichia.chiu@mediatek.com>
Date: Fri, 9 Jun 2023 09:03:05 +0800
Subject: [PATCH 32/32] hostapd: mtk: Add HE capabilities check

Add HE capabilities check.
Since "HE capabilities" check has been removed by driver,
add the support for "HE capabilities" check in hostapd.
---
 src/ap/hw_features.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/ap/hw_features.c b/src/ap/hw_features.c
index 828b9261b..991af2c45 100644
--- a/src/ap/hw_features.c
+++ b/src/ap/hw_features.c
@@ -680,6 +680,32 @@ static int ieee80211ac_supported_vht_capab(struct hostapd_iface *iface)
 #ifdef CONFIG_IEEE80211AX
 static int ieee80211ax_supported_he_capab(struct hostapd_iface *iface)
 {
+	struct hostapd_hw_modes *mode = iface->current_mode;
+	struct he_capabilities *he_cap = &mode->he_capab[IEEE80211_MODE_AP];
+	struct hostapd_config *conf = iface->conf;
+
+#define HE_CAP_CHECK(hw_cap, field, phy_idx, cfg_cap)					\
+	do {									\
+		if (cfg_cap && !(hw_cap[phy_idx] & field)) {	\
+			wpa_printf(MSG_ERROR, "Driver does not support configured" \
+				     " HE capability [%s]", #field);		\
+			return 0;						\
+		}								\
+	} while (0)
+
+	HE_CAP_CHECK(he_cap->phy_cap, HE_PHYCAP_LDPC_CODING_IN_PAYLOAD,
+		     HE_PHYCAP_LDPC_CODING_IN_PAYLOAD_IDX,
+		     conf->he_phy_capab.he_ldpc);
+	HE_CAP_CHECK(he_cap->phy_cap, HE_PHYCAP_SU_BEAMFORMER_CAPAB,
+		     HE_PHYCAP_SU_BEAMFORMER_CAPAB_IDX,
+		     conf->he_phy_capab.he_su_beamformer);
+	HE_CAP_CHECK(he_cap->phy_cap, HE_PHYCAP_SU_BEAMFORMEE_CAPAB,
+		     HE_PHYCAP_SU_BEAMFORMEE_CAPAB_IDX,
+		     conf->he_phy_capab.he_su_beamformee);
+	HE_CAP_CHECK(he_cap->phy_cap, HE_PHYCAP_MU_BEAMFORMER_CAPAB,
+		     HE_PHYCAP_MU_BEAMFORMER_CAPAB_IDX,
+		     conf->he_phy_capab.he_mu_beamformer);
+
 	return 1;
 }
 #endif /* CONFIG_IEEE80211AX */
-- 
2.39.2