qcacld-3.0: Introduce INI/API to fetch OEM EHT config

Introduce INI to allow OEM vendor to configure driver
to connect to various EHT/MLO configuration APs which
are not allowed by default.

The vendor has to specify which APs to be allowed to
connect in EHT/MLO as a bitmap.

The list of configuration allowed are:
    1) Connect to WPA2-PSK APs without PMF in EHT only
    2) Connect to WPA2-PSK APs without PMF in MLO
    3) Connect to WPA2-PSK APs with PMF in EHT only
    4) Connect to WPA2-PSK APs with PMF in MLO
    5) Connect to WPA2-SAE APs without H2E in EHT only
    6) Connect to WPA2-SAE APs without H2E in MLO

Vendors may chose to connect in 802.11be without MLO
and to facilitate such configuration, the following
API is enhanced to take additional argument on whether
the given candidate can allow MLO or only EHT.
    API: wlan_cm_is_eht_allowed_for_current_security()

Change-Id: I3ea1cc0b2c7ba96d1b25aba7bc851773edf27bd8
CRs-Fixed: 3693810

components/mlme/core/src/wlan_mlme_main.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -1152,6 +1152,20 @@ static void mlme_init_pmf_cfg(struct wlan_objmgr_psoc *psoc,
 		cfg_get(psoc, CFG_PMF_SA_QUERY_RETRY_INTERVAL);
 }
 
+#ifdef WLAN_FEATURE_11BE
+static inline void mlme_init_oem_eht_mlo_cfg(struct wlan_objmgr_psoc *psoc,
+					     struct wlan_mlme_generic *gen)
+{
+	gen->oem_eht_mlo_crypto_bitmap =
+				cfg_get(psoc, CFG_OEM_EHT_MLO_CRYPTO_BITMAP);
+}
+#else
+static inline void mlme_init_oem_eht_mlo_cfg(struct wlan_objmgr_psoc *psoc,
+					     struct wlan_mlme_generic *gen)
+{
+}
+#endif /* WLAN_FEATURE_11BE */
+
 #ifdef WLAN_FEATURE_LPSS
 static inline void
 mlme_init_lpass_support_cfg(struct wlan_objmgr_psoc *psoc,
@@ -1377,6 +1391,7 @@ static void mlme_init_generic_cfg(struct wlan_objmgr_psoc *psoc,
 		cfg_get(psoc, CFG_ENABLE_DEAUTH_TO_DISASSOC_MAP);
 	gen->wls_6ghz_capable = cfg_get(psoc, CFG_WLS_6GHZ_CAPABLE);
 	mlme_init_pmf_cfg(psoc, gen);
+	mlme_init_oem_eht_mlo_cfg(psoc, gen);
 	mlme_init_lpass_support_cfg(psoc, gen);
 	gen->enabled_rf_test_mode = cfg_default(CFG_RF_TEST_MODE_SUPP_ENABLED);
 	gen->enabled_11h = cfg_get(psoc, CFG_11H_SUPPORT_ENABLED);

components/mlme/dispatcher/inc/cfg_mlme_generic.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2012-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -234,6 +234,32 @@ enum wlan_epcs_frame {
 		CFG_VALUE_OR_DEFAULT, \
 		"PMF SA query retry interval for SAP")
 
+#ifdef WLAN_FEATURE_11BE
+/*
+ * oem_eht_mlo_crypto_bitmap - OEM control to allow various EHT connection
+ * options using bitmap based on following ENUM (Name of ENUM to be added)
+ * @Min: 0x0
+ * @Max: 0xFFFFFFFF
+ * @Default: 0x0
+ *
+ * This INI is used to control the driver candidate selection and EHT
+ * connection choice based on OEM configuration. The bitmap follows the
+ * implementation from this ENUM (name of the ENUM to be added)
+ */
+#define CFG_OEM_EHT_MLO_CRYPTO_BITMAP CFG_INI_UINT( \
+		"oem_eht_mlo_crypto_bitmap", \
+		0x0, \
+		0xFFFFFFFF, \
+		0x0, \
+		CFG_VALUE_OR_DEFAULT, \
+		"OEM control to allow/disallow crypto to EHT configuration")
+
+#define CFG_OEM_EHT_MLO_CRYPTO_BITMAP_SUPPORTED \
+			CFG(CFG_OEM_EHT_MLO_CRYPTO_BITMAP)
+#else
+#define CFG_OEM_EHT_MLO_CRYPTO_BITMAP_SUPPORTED
+#endif
+
 /*
  * <ini>
  * enable_rtt_mac_randomization - Enable/Disable rtt mac randomization
@@ -1235,6 +1261,7 @@ enum wlan_epcs_frame {
 	CFG(CFG_ENABLE_DEBUG_PACKET_LOG) \
 	CFG(CFG_PMF_SA_QUERY_MAX_RETRIES) \
 	CFG(CFG_PMF_SA_QUERY_RETRY_INTERVAL) \
+	CFG_OEM_EHT_MLO_CRYPTO_BITMAP_SUPPORTED \
 	CFG(CFG_ENABLE_RTT_MAC_RANDOMIZATION) \
 	CFG(CFG_RTT3_ENABLE) \
 	CFG(CFG_11H_SUPPORT_ENABLED) \

components/mlme/dispatcher/inc/wlan_mlme_api.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -2695,6 +2695,18 @@ bool mlme_get_bss_11be_allowed(struct wlan_objmgr_psoc *psoc,
 			       struct qdf_mac_addr *bssid,
 			       uint8_t *ie_data,
 			       uint32_t ie_length);
+
+/**
+ * wlan_mlme_get_oem_eht_mlo_config() - Get the OEM EHT configuration.
+ * @psoc: PSOC object manager.
+ * @oem_eht_cfg: Pointer to fill OEM cfg
+ *
+ * Returns success of retrieving OEM cfg else failure.
+ *
+ * Return: QDF_STATUS.
+ */
+QDF_STATUS wlan_mlme_get_oem_eht_mlo_config(struct wlan_objmgr_psoc *psoc,
+					    uint32_t *oem_eht_cfg);
 #else
 static inline
 bool mlme_get_bss_11be_allowed(struct wlan_objmgr_psoc *psoc,
@@ -2704,6 +2716,14 @@ bool mlme_get_bss_11be_allowed(struct wlan_objmgr_psoc *psoc,
 {
 	return false;
 }
+
+static inline QDF_STATUS
+wlan_mlme_get_oem_eht_mlo_config(struct wlan_objmgr_psoc *psoc,
+				 uint32_t *oem_eht_cfg)
+{
+	*oem_eht_cfg = 0x0;
+	return QDF_STATUS_SUCCESS;
+}
 #endif
 
 /**

components/mlme/dispatcher/inc/wlan_mlme_public_struct.h

@@ -1479,6 +1479,8 @@ struct wlan_mlme_aux_dev_caps {
  * @t2lm_negotiation_support: T2LM negotiation supported enum value
  * @enable_emlsr_mode: 11BE eMLSR mode support
  * @mld_id: MLD ID of requested BSS within ML probe request frame
+ * @oem_eht_mlo_crypto_bitmap: Bitmap of APs allowed by OEMs to connect
+ * in EHT/MLO.
  * @safe_mode_enable: safe mode to bypass some strict 6 GHz checks for
  * connection, bypass strict power levels
  * @sr_enable_modes: modes for which SR(Spatial Reuse) is enabled
@@ -1542,6 +1544,9 @@ struct wlan_mlme_generic {
 	enum t2lm_negotiation_support t2lm_negotiation_support;
 	uint8_t mld_id;
 #endif
+#ifdef WLAN_FEATURE_11BE
+	uint32_t oem_eht_mlo_crypto_bitmap;
+#endif
 #ifdef WLAN_FEATURE_MCC_QUOTA
 	struct wlan_user_mcc_quota user_mcc_quota;
 #endif

components/mlme/dispatcher/src/wlan_mlme_api.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -4840,6 +4840,20 @@ bool mlme_get_bss_11be_allowed(struct wlan_objmgr_psoc *psoc,
 
 	return false;
 }
+
+QDF_STATUS wlan_mlme_get_oem_eht_mlo_config(struct wlan_objmgr_psoc *psoc,
+					    uint32_t *oem_eht_cfg)
+{
+	struct wlan_mlme_psoc_ext_obj *mlme_obj;
+
+	mlme_obj = mlme_get_psoc_ext_obj(psoc);
+	if (!mlme_obj)
+		return QDF_STATUS_E_FAILURE;
+
+	*oem_eht_cfg = mlme_obj->cfg.gen.oem_eht_mlo_crypto_bitmap;
+
+	return QDF_STATUS_SUCCESS;
+}
 #endif
 
 QDF_STATUS wlan_mlme_is_sap_uapsd_enabled(struct wlan_objmgr_psoc *psoc,

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

@@ -4092,7 +4092,7 @@ QDF_STATUS lim_update_mlo_mgr_info(struct mac_context *mac_ctx,
 	is_security_allowed =
 		wlan_cm_is_eht_allowed_for_current_security(
 					wlan_pdev_get_psoc(mac_ctx->pdev),
-					cache_entry);
+					cache_entry, true);
 
 	if (!is_security_allowed) {
 		mlme_debug("current security is not valid for partner link link_addr:" QDF_MAC_ADDR_FMT,

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

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2012-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -2098,7 +2098,7 @@ lim_get_bss_11be_mode_allowed(struct mac_context *mac_ctx,
 		is_eht_allowed =
 			wlan_cm_is_eht_allowed_for_current_security(
 					wlan_pdev_get_psoc(mac_ctx->pdev),
-					scan_entry);
+					scan_entry, false);
 		util_scan_free_cache_entry(scan_entry);
 		if (!is_eht_allowed) {
 			pe_debug("Downgrade to 11ax mode due to AP security validation failure");