qcacld-3.0: Add new API to convert AKM into wmi command

Initially, Host updates the AKM only after the EAPOL
handshake. Due to this, Enterprise auth is not detected
for initial connection.

So, add new API which gets the AKM from vdev and convert
it to WMI enum and send it in peer assoc command to firmware
during initial connection. In Firmware, this will help to
detect Enterprise auth as part of connection and prioritize
the WLAN connection over BT traffic accordingly.

Change-Id: I503601ca29f3aadd1ee359a535b4e60133f66476
CRs-Fixed: 2844318

core/wma/inc/wma_internal.h

@@ -778,6 +778,8 @@ int wma_vdev_install_key_complete_event_handler(void *handle,
 void wma_objmgr_set_peer_mlme_phymode(tp_wma_handle wma, uint8_t *mac_addr,
 				      enum wlan_phymode phymode);
 
+uint32_t wma_convert_crypto_akm_to_wmi_akm(uint32_t keymgmt);
+
 QDF_STATUS wma_send_peer_assoc(tp_wma_handle wma,
 					   tSirNwType nw_type,
 					   tpAddStaParams params);

core/wma/src/wma_mgmt.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2013-2021 The Linux Foundation. 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
@@ -1250,6 +1250,49 @@ static void wma_objmgr_set_peer_mlme_type(tp_wma_handle wma,
 	wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
 }
 
+uint32_t wma_convert_crypto_akm_to_wmi_akm(uint32_t keymgmt)
+{
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_IEEE8021X))
+		return WMI_AUTH_RSNA;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_PSK))
+		return WMI_AUTH_RSNA_PSK;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FT_IEEE8021X))
+		return WMI_AUTH_FT_RSNA;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FT_PSK))
+		return WMI_AUTH_FT_RSNA_PSK;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_IEEE8021X_SHA256))
+		return WMI_AUTH_RSNA_8021X_SHA256;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FT_IEEE8021X_SHA384))
+		return WMI_AUTH_FT_RSNA_SUITE_B_8021X_SHA384;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FT_SAE))
+		return WMI_AUTH_FT_RSNA_SAE;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_IEEE8021X_SUITE_B))
+		return WMI_AUTH_RSNA_SUITE_B_8021X_SHA256;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_IEEE8021X_SUITE_B_192))
+		return WMI_AUTH_RSNA_SUITE_B_8021X_SHA384;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FILS_SHA256))
+		return WMI_AUTH_RSNA_FILS_SHA256;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FILS_SHA384))
+		return WMI_AUTH_RSNA_FILS_SHA384;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FT_FILS_SHA256))
+		return WMI_AUTH_FT_RSNA_FILS_SHA256;
+
+	if (keymgmt & (1 << WLAN_CRYPTO_KEY_MGMT_FT_FILS_SHA384))
+		return WMI_AUTH_FT_RSNA_FILS_SHA384;
+
+	return WMI_AUTH_NONE;
+}
 /**
  * wmi_unified_send_peer_assoc() - send peer assoc command to fw
  * @wma: wma handle
@@ -1278,6 +1321,7 @@ QDF_STATUS wma_send_peer_assoc(tp_wma_handle wma,
 	QDF_STATUS status;
 	struct mac_context *mac = wma->mac_context;
 	struct wlan_channel *des_chan;
+	int32_t keymgmt;
 
 	cmd = qdf_mem_malloc(sizeof(struct peer_assoc_params));
 	if (!cmd) {
@@ -1603,6 +1647,12 @@ QDF_STATUS wma_send_peer_assoc(tp_wma_handle wma,
 	/* Till conversion is not done in WMI we need to fill fw phy mode */
 	cmd->peer_phymode = wma_host_to_fw_phymode(phymode);
 
+	keymgmt = wlan_crypto_get_param(intr->vdev, WLAN_CRYPTO_PARAM_KEY_MGMT);
+	if (keymgmt < 0)
+		cmd->akm = WMI_AUTH_NONE;
+	else
+		cmd->akm = wma_convert_crypto_akm_to_wmi_akm(keymgmt);
+
 	status = wmi_unified_peer_assoc_send(wma->wmi_handle,
 					 cmd);
 	if (QDF_IS_STATUS_ERROR(status))