qcacld-3.0: Fix check dot11mode failure for 11BE AP

Driver connects to 11BE AP, and current self dot11mode is AX, driver
failed to get intersected phy mode.
Fix by allow connection for BE AP if HE IE is present in beacon.

Change-Id: Ie2517cd473ed119db9f6ac89ec4e9908f2d93bf4
CRs-Fixed: 3097724

core/mac/src/pe/lim/lim_process_sme_req_messages.c

@@ -2127,8 +2127,16 @@ lim_handle_11ac_dot11_mode(enum mlme_dot11_mode bss_dot11_mode,
 
 static QDF_STATUS
 lim_handle_11ax_dot11_mode(enum mlme_dot11_mode bss_dot11_mode,
-			   enum mlme_dot11_mode *intersected_mode)
+			   enum mlme_dot11_mode *intersected_mode,
+			   tDot11fBeaconIEs *ie_struct,
+			   struct bss_description *bss_desc)
 {
+	bool vht_capable = false;
+
+	if (IS_BSS_VHT_CAPABLE(ie_struct->VHTCaps) ||
+	    IS_BSS_VHT_CAPABLE(ie_struct->vendor_vht_ie.VHTCaps))
+		vht_capable = true;
+
 	switch (bss_dot11_mode) {
 	case MLME_DOT11_MODE_11N:
 		*intersected_mode = MLME_DOT11_MODE_11N;
@@ -2139,6 +2147,29 @@ lim_handle_11ax_dot11_mode(enum mlme_dot11_mode bss_dot11_mode,
 	case MLME_DOT11_MODE_11AX:
 		*intersected_mode = MLME_DOT11_MODE_11AX;
 		break;
+	case MLME_DOT11_MODE_11BE:
+		if (ie_struct->he_cap.present) {
+			*intersected_mode = MLME_DOT11_MODE_11AX;
+			break;
+		}
+		if (vht_capable) {
+			*intersected_mode = MLME_DOT11_MODE_11AC;
+			break;
+		}
+		if (ie_struct->HTCaps.present) {
+			*intersected_mode = MLME_DOT11_MODE_11N;
+			break;
+		}
+		if (WLAN_REG_IS_5GHZ_CH_FREQ(bss_desc->chan_freq)) {
+			*intersected_mode = MLME_DOT11_MODE_11A;
+		} else if (WLAN_REG_IS_24GHZ_CH_FREQ(bss_desc->chan_freq)) {
+			*intersected_mode = MLME_DOT11_MODE_11G;
+		} else {
+			pe_err("Invalid bss dot11mode %d freq %d",
+			       bss_dot11_mode, bss_desc->chan_freq);
+			return QDF_STATUS_E_FAILURE;
+		}
+		break;
 	case MLME_DOT11_MODE_11G:
 		*intersected_mode = MLME_DOT11_MODE_11G;
 		break;
@@ -2316,12 +2347,19 @@ lim_handle_11ac_only_dot11_mode(enum mlme_dot11_mode bss_dot11_mode,
 
 static QDF_STATUS
 lim_handle_11ax_only_dot11_mode(enum mlme_dot11_mode bss_dot11_mode,
-				enum mlme_dot11_mode *intersected_mode)
+				enum mlme_dot11_mode *intersected_mode,
+				tDot11fBeaconIEs *ie_struct)
 {
 	switch (bss_dot11_mode) {
 	case MLME_DOT11_MODE_11AX:
 		*intersected_mode = MLME_DOT11_MODE_11AX;
 		break;
+	case MLME_DOT11_MODE_11BE:
+		if (ie_struct->he_cap.present) {
+			*intersected_mode = MLME_DOT11_MODE_11AX;
+			break;
+		}
+		/* fallthrough */
 	case MLME_DOT11_MODE_11N:
 		/* fallthrough */
 	case MLME_DOT11_MODE_11AC:
@@ -2417,10 +2455,13 @@ lim_get_intersected_dot11_mode_sta_ap(struct mac_context *mac_ctx,
 						       bss_desc);
 	case MLME_DOT11_MODE_11AX:
 		return lim_handle_11ax_dot11_mode(bss_dot11_mode,
-						  intersected_mode);
+						  intersected_mode,
+						  ie_struct,
+						  bss_desc);
 	case MLME_DOT11_MODE_11AX_ONLY:
 		return lim_handle_11ax_only_dot11_mode(bss_dot11_mode,
-						       intersected_mode);
+						       intersected_mode,
+						       ie_struct);
 	case MLME_DOT11_MODE_11BE:
 		return lim_handle_11be_dot11_mode(bss_dot11_mode,
 						  intersected_mode);