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Message-Id: <20240809094533.1660-35-yu-hao.lin@nxp.com>
Date: Fri, 9 Aug 2024 17:45:24 +0800
From: David Lin <yu-hao.lin@....com>
To: linux-wireless@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
kvalo@...nel.org,
johannes@...solutions.net,
briannorris@...omium.org,
francesco@...cini.it,
tsung-hsien.hsieh@....com,
David Lin <yu-hao.lin@....com>
Subject: [PATCH v2 34/43] wifi: nxpwifi: add uap_cmd.c
---
drivers/net/wireless/nxp/nxpwifi/uap_cmd.c | 1169 ++++++++++++++++++++
1 file changed, 1169 insertions(+)
create mode 100644 drivers/net/wireless/nxp/nxpwifi/uap_cmd.c
diff --git a/drivers/net/wireless/nxp/nxpwifi/uap_cmd.c b/drivers/net/wireless/nxp/nxpwifi/uap_cmd.c
new file mode 100644
index 000000000000..0b50f842c8f4
--- /dev/null
+++ b/drivers/net/wireless/nxp/nxpwifi/uap_cmd.c
@@ -0,0 +1,1169 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * NXP Wireless LAN device driver: AP specific command handling
+ *
+ * Copyright 2011-2024 NXP
+ */
+
+#include "main.h"
+#include "cmdevt.h"
+#include "11ac.h"
+#include "11n.h"
+
+/* This function parses BSS related parameters from structure
+ * and prepares TLVs specific to WPA/WPA2 security.
+ * These TLVs are appended to command buffer.
+ */
+static void
+nxpwifi_uap_bss_wpa(u8 **tlv_buf, void *cmd_buf, u16 *param_size)
+{
+ struct host_cmd_tlv_pwk_cipher *pwk_cipher;
+ struct host_cmd_tlv_gwk_cipher *gwk_cipher;
+ struct host_cmd_tlv_passphrase *passphrase;
+ struct host_cmd_tlv_akmp *tlv_akmp;
+ struct nxpwifi_uap_bss_param *bss_cfg = cmd_buf;
+ u16 cmd_size = *param_size;
+ u8 *tlv = *tlv_buf;
+
+ tlv_akmp = (struct host_cmd_tlv_akmp *)tlv;
+ tlv_akmp->header.type = cpu_to_le16(TLV_TYPE_UAP_AKMP);
+ tlv_akmp->header.len = cpu_to_le16(sizeof(struct host_cmd_tlv_akmp) -
+ sizeof(struct nxpwifi_ie_types_header));
+ tlv_akmp->key_mgmt_operation = cpu_to_le16(bss_cfg->key_mgmt_operation);
+ tlv_akmp->key_mgmt = cpu_to_le16(bss_cfg->key_mgmt);
+ cmd_size += sizeof(struct host_cmd_tlv_akmp);
+ tlv += sizeof(struct host_cmd_tlv_akmp);
+
+ if (bss_cfg->wpa_cfg.pairwise_cipher_wpa & VALID_CIPHER_BITMAP) {
+ pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv;
+ pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
+ pwk_cipher->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
+ sizeof(struct nxpwifi_ie_types_header));
+ pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA);
+ pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa;
+ cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher);
+ tlv += sizeof(struct host_cmd_tlv_pwk_cipher);
+ }
+
+ if (bss_cfg->wpa_cfg.pairwise_cipher_wpa2 & VALID_CIPHER_BITMAP) {
+ pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv;
+ pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER);
+ pwk_cipher->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) -
+ sizeof(struct nxpwifi_ie_types_header));
+ pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA2);
+ pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa2;
+ cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher);
+ tlv += sizeof(struct host_cmd_tlv_pwk_cipher);
+ }
+
+ if (bss_cfg->wpa_cfg.group_cipher & VALID_CIPHER_BITMAP) {
+ gwk_cipher = (struct host_cmd_tlv_gwk_cipher *)tlv;
+ gwk_cipher->header.type = cpu_to_le16(TLV_TYPE_GWK_CIPHER);
+ gwk_cipher->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_gwk_cipher) -
+ sizeof(struct nxpwifi_ie_types_header));
+ gwk_cipher->cipher = bss_cfg->wpa_cfg.group_cipher;
+ cmd_size += sizeof(struct host_cmd_tlv_gwk_cipher);
+ tlv += sizeof(struct host_cmd_tlv_gwk_cipher);
+ }
+
+ if (bss_cfg->wpa_cfg.length) {
+ passphrase = (struct host_cmd_tlv_passphrase *)tlv;
+ passphrase->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_WPA_PASSPHRASE);
+ passphrase->header.len = cpu_to_le16(bss_cfg->wpa_cfg.length);
+ memcpy(passphrase->passphrase, bss_cfg->wpa_cfg.passphrase,
+ bss_cfg->wpa_cfg.length);
+ cmd_size += sizeof(struct nxpwifi_ie_types_header) +
+ bss_cfg->wpa_cfg.length;
+ tlv += sizeof(struct nxpwifi_ie_types_header) +
+ bss_cfg->wpa_cfg.length;
+ }
+
+ *param_size = cmd_size;
+ *tlv_buf = tlv;
+}
+
+/* This function parses BSS related parameters from structure
+ * and prepares TLVs specific to WEP encryption.
+ * These TLVs are appended to command buffer.
+ */
+static void
+nxpwifi_uap_bss_wep(u8 **tlv_buf, void *cmd_buf, u16 *param_size)
+{
+ struct host_cmd_tlv_wep_key *wep_key;
+ u16 cmd_size = *param_size;
+ int i;
+ u8 *tlv = *tlv_buf;
+ struct nxpwifi_uap_bss_param *bss_cfg = cmd_buf;
+
+ for (i = 0; i < NUM_WEP_KEYS; i++) {
+ if (bss_cfg->wep_cfg[i].length &&
+ (bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP40 ||
+ bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP104)) {
+ wep_key = (struct host_cmd_tlv_wep_key *)tlv;
+ wep_key->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_WEP_KEY);
+ wep_key->header.len =
+ cpu_to_le16(bss_cfg->wep_cfg[i].length + 2);
+ wep_key->key_index = bss_cfg->wep_cfg[i].key_index;
+ wep_key->is_default = bss_cfg->wep_cfg[i].is_default;
+ memcpy(wep_key->key, bss_cfg->wep_cfg[i].key,
+ bss_cfg->wep_cfg[i].length);
+ cmd_size += sizeof(struct nxpwifi_ie_types_header) + 2 +
+ bss_cfg->wep_cfg[i].length;
+ tlv += sizeof(struct nxpwifi_ie_types_header) + 2 +
+ bss_cfg->wep_cfg[i].length;
+ }
+ }
+
+ *param_size = cmd_size;
+ *tlv_buf = tlv;
+}
+
+/* This function parses BSS related parameters from structure
+ * and prepares TLVs. These TLVs are appended to command buffer.
+ */
+static int
+nxpwifi_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size)
+{
+ struct host_cmd_tlv_mac_addr *mac_tlv;
+ struct host_cmd_tlv_dtim_period *dtim_period;
+ struct host_cmd_tlv_beacon_period *beacon_period;
+ struct host_cmd_tlv_ssid *ssid;
+ struct host_cmd_tlv_bcast_ssid *bcast_ssid;
+ struct host_cmd_tlv_channel_band *chan_band;
+ struct host_cmd_tlv_frag_threshold *frag_threshold;
+ struct host_cmd_tlv_rts_threshold *rts_threshold;
+ struct host_cmd_tlv_retry_limit *retry_limit;
+ struct host_cmd_tlv_encrypt_protocol *encrypt_protocol;
+ struct host_cmd_tlv_auth_type *auth_type;
+ struct host_cmd_tlv_rates *tlv_rates;
+ struct host_cmd_tlv_ageout_timer *ao_timer, *ps_ao_timer;
+ struct host_cmd_tlv_power_constraint *pwr_ct;
+ struct nxpwifi_ie_types_htcap *htcap;
+ struct nxpwifi_ie_types_wmmcap *wmm_cap;
+ struct nxpwifi_uap_bss_param *bss_cfg = cmd_buf;
+ int i;
+ u16 cmd_size = *param_size;
+
+ mac_tlv = (struct host_cmd_tlv_mac_addr *)tlv;
+ mac_tlv->header.type = cpu_to_le16(TLV_TYPE_UAP_MAC_ADDRESS);
+ mac_tlv->header.len = cpu_to_le16(ETH_ALEN);
+ memcpy(mac_tlv->mac_addr, bss_cfg->mac_addr, ETH_ALEN);
+ cmd_size += sizeof(struct host_cmd_tlv_mac_addr);
+ tlv += sizeof(struct host_cmd_tlv_mac_addr);
+
+ if (bss_cfg->ssid.ssid_len) {
+ ssid = (struct host_cmd_tlv_ssid *)tlv;
+ ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_SSID);
+ ssid->header.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len);
+ memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len);
+ cmd_size += sizeof(struct nxpwifi_ie_types_header) +
+ bss_cfg->ssid.ssid_len;
+ tlv += sizeof(struct nxpwifi_ie_types_header) +
+ bss_cfg->ssid.ssid_len;
+
+ bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv;
+ bcast_ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID);
+ bcast_ssid->header.len =
+ cpu_to_le16(sizeof(bcast_ssid->bcast_ctl));
+ bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl;
+ cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid);
+ tlv += sizeof(struct host_cmd_tlv_bcast_ssid);
+ }
+ if (bss_cfg->rates[0]) {
+ tlv_rates = (struct host_cmd_tlv_rates *)tlv;
+ tlv_rates->header.type = cpu_to_le16(TLV_TYPE_UAP_RATES);
+
+ for (i = 0; i < NXPWIFI_SUPPORTED_RATES && bss_cfg->rates[i];
+ i++)
+ tlv_rates->rates[i] = bss_cfg->rates[i];
+
+ tlv_rates->header.len = cpu_to_le16(i);
+ cmd_size += sizeof(struct host_cmd_tlv_rates) + i;
+ tlv += sizeof(struct host_cmd_tlv_rates) + i;
+ }
+ if (bss_cfg->channel &&
+ (((bss_cfg->band_cfg & BIT(0)) == BAND_CONFIG_BG &&
+ bss_cfg->channel <= MAX_CHANNEL_BAND_BG) ||
+ ((bss_cfg->band_cfg & BIT(0)) == BAND_CONFIG_A &&
+ bss_cfg->channel <= MAX_CHANNEL_BAND_A))) {
+ chan_band = (struct host_cmd_tlv_channel_band *)tlv;
+ chan_band->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST);
+ chan_band->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_channel_band) -
+ sizeof(struct nxpwifi_ie_types_header));
+ chan_band->band_config = bss_cfg->band_cfg;
+ chan_band->channel = bss_cfg->channel;
+ cmd_size += sizeof(struct host_cmd_tlv_channel_band);
+ tlv += sizeof(struct host_cmd_tlv_channel_band);
+ }
+ if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD &&
+ bss_cfg->beacon_period <= MAX_BEACON_PERIOD) {
+ beacon_period = (struct host_cmd_tlv_beacon_period *)tlv;
+ beacon_period->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD);
+ beacon_period->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) -
+ sizeof(struct nxpwifi_ie_types_header));
+ beacon_period->period = cpu_to_le16(bss_cfg->beacon_period);
+ cmd_size += sizeof(struct host_cmd_tlv_beacon_period);
+ tlv += sizeof(struct host_cmd_tlv_beacon_period);
+ }
+ if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD &&
+ bss_cfg->dtim_period <= MAX_DTIM_PERIOD) {
+ dtim_period = (struct host_cmd_tlv_dtim_period *)tlv;
+ dtim_period->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD);
+ dtim_period->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) -
+ sizeof(struct nxpwifi_ie_types_header));
+ dtim_period->period = bss_cfg->dtim_period;
+ cmd_size += sizeof(struct host_cmd_tlv_dtim_period);
+ tlv += sizeof(struct host_cmd_tlv_dtim_period);
+ }
+ if (bss_cfg->rts_threshold <= NXPWIFI_RTS_MAX_VALUE) {
+ rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv;
+ rts_threshold->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_RTS_THRESHOLD);
+ rts_threshold->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_rts_threshold) -
+ sizeof(struct nxpwifi_ie_types_header));
+ rts_threshold->rts_thr = cpu_to_le16(bss_cfg->rts_threshold);
+ cmd_size += sizeof(struct host_cmd_tlv_frag_threshold);
+ tlv += sizeof(struct host_cmd_tlv_frag_threshold);
+ }
+ if (bss_cfg->frag_threshold >= NXPWIFI_FRAG_MIN_VALUE &&
+ bss_cfg->frag_threshold <= NXPWIFI_FRAG_MAX_VALUE) {
+ frag_threshold = (struct host_cmd_tlv_frag_threshold *)tlv;
+ frag_threshold->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_FRAG_THRESHOLD);
+ frag_threshold->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_frag_threshold) -
+ sizeof(struct nxpwifi_ie_types_header));
+ frag_threshold->frag_thr = cpu_to_le16(bss_cfg->frag_threshold);
+ cmd_size += sizeof(struct host_cmd_tlv_frag_threshold);
+ tlv += sizeof(struct host_cmd_tlv_frag_threshold);
+ }
+ if (bss_cfg->retry_limit <= NXPWIFI_RETRY_LIMIT) {
+ retry_limit = (struct host_cmd_tlv_retry_limit *)tlv;
+ retry_limit->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_RETRY_LIMIT);
+ retry_limit->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_retry_limit) -
+ sizeof(struct nxpwifi_ie_types_header));
+ retry_limit->limit = (u8)bss_cfg->retry_limit;
+ cmd_size += sizeof(struct host_cmd_tlv_retry_limit);
+ tlv += sizeof(struct host_cmd_tlv_retry_limit);
+ }
+ if ((bss_cfg->protocol & PROTOCOL_WPA) ||
+ (bss_cfg->protocol & PROTOCOL_WPA2) ||
+ (bss_cfg->protocol & PROTOCOL_EAP))
+ nxpwifi_uap_bss_wpa(&tlv, cmd_buf, &cmd_size);
+ else
+ nxpwifi_uap_bss_wep(&tlv, cmd_buf, &cmd_size);
+
+ if (bss_cfg->auth_mode <= WLAN_AUTH_SHARED_KEY ||
+ bss_cfg->auth_mode == NXPWIFI_AUTH_MODE_AUTO) {
+ auth_type = (struct host_cmd_tlv_auth_type *)tlv;
+ auth_type->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE);
+ auth_type->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_auth_type) -
+ sizeof(struct nxpwifi_ie_types_header));
+ auth_type->auth_type = (u8)bss_cfg->auth_mode;
+ auth_type->pwe_derivation = 0;
+ auth_type->transition_disable = 0;
+ cmd_size += sizeof(struct host_cmd_tlv_auth_type);
+ tlv += sizeof(struct host_cmd_tlv_auth_type);
+ }
+ if (bss_cfg->protocol) {
+ encrypt_protocol = (struct host_cmd_tlv_encrypt_protocol *)tlv;
+ encrypt_protocol->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_ENCRY_PROTOCOL);
+ encrypt_protocol->header.len =
+ cpu_to_le16(sizeof(struct host_cmd_tlv_encrypt_protocol)
+ - sizeof(struct nxpwifi_ie_types_header));
+ encrypt_protocol->proto = cpu_to_le16(bss_cfg->protocol);
+ cmd_size += sizeof(struct host_cmd_tlv_encrypt_protocol);
+ tlv += sizeof(struct host_cmd_tlv_encrypt_protocol);
+ }
+
+ if (bss_cfg->ht_cap.cap_info) {
+ htcap = (struct nxpwifi_ie_types_htcap *)tlv;
+ htcap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
+ htcap->header.len =
+ cpu_to_le16(sizeof(struct ieee80211_ht_cap));
+ htcap->ht_cap.cap_info = bss_cfg->ht_cap.cap_info;
+ htcap->ht_cap.ampdu_params_info =
+ bss_cfg->ht_cap.ampdu_params_info;
+ memcpy(&htcap->ht_cap.mcs, &bss_cfg->ht_cap.mcs,
+ sizeof(struct ieee80211_mcs_info));
+ htcap->ht_cap.extended_ht_cap_info =
+ bss_cfg->ht_cap.extended_ht_cap_info;
+ htcap->ht_cap.tx_BF_cap_info = bss_cfg->ht_cap.tx_BF_cap_info;
+ htcap->ht_cap.antenna_selection_info =
+ bss_cfg->ht_cap.antenna_selection_info;
+ cmd_size += sizeof(struct nxpwifi_ie_types_htcap);
+ tlv += sizeof(struct nxpwifi_ie_types_htcap);
+ }
+
+ if (bss_cfg->wmm_info.qos_info != 0xFF) {
+ wmm_cap = (struct nxpwifi_ie_types_wmmcap *)tlv;
+ wmm_cap->header.type = cpu_to_le16(WLAN_EID_VENDOR_SPECIFIC);
+ wmm_cap->header.len = cpu_to_le16(sizeof(wmm_cap->wmm_info));
+ memcpy(&wmm_cap->wmm_info, &bss_cfg->wmm_info,
+ sizeof(wmm_cap->wmm_info));
+ cmd_size += sizeof(struct nxpwifi_ie_types_wmmcap);
+ tlv += sizeof(struct nxpwifi_ie_types_wmmcap);
+ }
+
+ if (bss_cfg->sta_ao_timer) {
+ ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv;
+ ao_timer->header.type = cpu_to_le16(TLV_TYPE_UAP_AO_TIMER);
+ ao_timer->header.len = cpu_to_le16(sizeof(*ao_timer) -
+ sizeof(struct nxpwifi_ie_types_header));
+ ao_timer->sta_ao_timer = cpu_to_le32(bss_cfg->sta_ao_timer);
+ cmd_size += sizeof(*ao_timer);
+ tlv += sizeof(*ao_timer);
+ }
+
+ if (bss_cfg->power_constraint) {
+ pwr_ct = (void *)tlv;
+ pwr_ct->header.type = cpu_to_le16(TLV_TYPE_PWR_CONSTRAINT);
+ pwr_ct->header.len = cpu_to_le16(sizeof(u8));
+ pwr_ct->constraint = bss_cfg->power_constraint;
+ cmd_size += sizeof(*pwr_ct);
+ tlv += sizeof(*pwr_ct);
+ }
+
+ if (bss_cfg->ps_sta_ao_timer) {
+ ps_ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv;
+ ps_ao_timer->header.type =
+ cpu_to_le16(TLV_TYPE_UAP_PS_AO_TIMER);
+ ps_ao_timer->header.len = cpu_to_le16(sizeof(*ps_ao_timer) -
+ sizeof(struct nxpwifi_ie_types_header));
+ ps_ao_timer->sta_ao_timer =
+ cpu_to_le32(bss_cfg->ps_sta_ao_timer);
+ cmd_size += sizeof(*ps_ao_timer);
+ tlv += sizeof(*ps_ao_timer);
+ }
+
+ *param_size = cmd_size;
+
+ return 0;
+}
+
+/* This function parses custom IEs from IE list and prepares command buffer */
+static int nxpwifi_uap_custom_ie_prepare(u8 *tlv, void *cmd_buf, u16 *ie_size)
+{
+ struct nxpwifi_ie_list *ap_ie = cmd_buf;
+ struct nxpwifi_ie_types_header *tlv_ie = (void *)tlv;
+
+ if (!ap_ie || !ap_ie->len)
+ return -EINVAL;
+
+ *ie_size += le16_to_cpu(ap_ie->len) +
+ sizeof(struct nxpwifi_ie_types_header);
+
+ tlv_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE);
+ tlv_ie->len = ap_ie->len;
+ tlv += sizeof(struct nxpwifi_ie_types_header);
+
+ memcpy(tlv, ap_ie->ie_list, le16_to_cpu(ap_ie->len));
+
+ return 0;
+}
+
+/* Parse AP config structure and prepare TLV based command structure
+ * to be sent to FW for uAP configuration
+ */
+static int
+nxpwifi_cmd_uap_sys_config(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *cmd,
+ u16 cmd_no, void *data_buf,
+ u16 cmd_action, u32 cmd_type)
+{
+ u8 *tlv;
+ u16 cmd_size, param_size, ie_size;
+ struct host_cmd_ds_sys_config *sys_cfg;
+ int ret = 0;
+
+ cmd->command = cpu_to_le16(HOST_CMD_UAP_SYS_CONFIG);
+ cmd_size = (u16)(sizeof(struct host_cmd_ds_sys_config) + S_DS_GEN);
+ sys_cfg = &cmd->params.uap_sys_config;
+ sys_cfg->action = cpu_to_le16(cmd_action);
+ tlv = sys_cfg->tlv;
+
+ switch (cmd_type) {
+ case UAP_BSS_PARAMS_I:
+ param_size = cmd_size;
+ ret = nxpwifi_uap_bss_param_prepare(tlv, data_buf, ¶m_size);
+ if (ret)
+ return ret;
+ cmd->size = cpu_to_le16(param_size);
+ break;
+ case UAP_CUSTOM_IE_I:
+ ie_size = cmd_size;
+ ret = nxpwifi_uap_custom_ie_prepare(tlv, data_buf, &ie_size);
+ if (ret)
+ return ret;
+ cmd->size = cpu_to_le16(ie_size);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return ret;
+}
+
+static int
+nxpwifi_cmd_uap_bss_start(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *cmd,
+ u16 cmd_no, void *data_buf,
+ u16 cmd_action, u32 cmd_type)
+{
+ struct nxpwifi_ie_types_host_mlme *tlv;
+ int size;
+
+ cmd->command = cpu_to_le16(HOST_CMD_UAP_BSS_START);
+ size = S_DS_GEN;
+
+ tlv = (struct nxpwifi_ie_types_host_mlme *)((u8 *)cmd + size);
+ tlv->header.type = cpu_to_le16(TLV_TYPE_HOST_MLME);
+ tlv->header.len = cpu_to_le16(sizeof(tlv->host_mlme));
+ tlv->host_mlme = 1;
+ size += sizeof(struct nxpwifi_ie_types_host_mlme);
+
+ cmd->size = cpu_to_le16(size);
+
+ return 0;
+}
+
+static int
+nxpwifi_ret_uap_bss_start(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *resp,
+ u16 cmdresp_no,
+ void *data_buf)
+{
+ struct nxpwifi_adapter *adapter = priv->adapter;
+
+ adapter->tx_lock_flag = false;
+ adapter->pps_uapsd_mode = false;
+ adapter->delay_null_pkt = false;
+ priv->bss_started = 1;
+
+ return 0;
+}
+
+static int
+nxpwifi_ret_uap_bss_stop(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *resp,
+ u16 cmdresp_no,
+ void *data_buf)
+{
+ priv->bss_started = 0;
+
+ return 0;
+}
+
+static int
+nxpwifi_ret_apcmd_sta_list(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *resp,
+ u16 cmdresp_no,
+ void *data_buf)
+{
+ struct host_cmd_ds_sta_list *sta_list =
+ &resp->params.sta_list;
+ struct nxpwifi_ie_types_sta_info *sta_info = (void *)&sta_list->tlv;
+ int i;
+ struct nxpwifi_sta_node *sta_node;
+
+ for (i = 0; i < (le16_to_cpu(sta_list->sta_count)); i++) {
+ sta_node = nxpwifi_get_sta_entry(priv, sta_info->mac);
+ if (unlikely(!sta_node))
+ continue;
+
+ sta_node->stats.rssi = sta_info->rssi;
+ sta_info++;
+ }
+
+ return 0;
+}
+
+/* This function prepares AP specific deauth command with mac supplied in
+ * function parameter.
+ */
+static int nxpwifi_cmd_uap_sta_deauth(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *cmd,
+ u16 cmd_no, void *data_buf,
+ u16 cmd_action, u32 cmd_type)
+{
+ struct host_cmd_ds_sta_deauth *sta_deauth = &cmd->params.sta_deauth;
+ u8 *mac = (u8 *)data_buf;
+
+ cmd->command = cpu_to_le16(HOST_CMD_UAP_STA_DEAUTH);
+ memcpy(sta_deauth->mac, mac, ETH_ALEN);
+ sta_deauth->reason = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING);
+
+ cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_sta_deauth) +
+ S_DS_GEN);
+ return 0;
+}
+
+static int
+nxpwifi_cmd_uap_chan_report_request(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *cmd,
+ u16 cmd_no, void *data_buf,
+ u16 cmd_action, u32 cmd_type)
+{
+ return nxpwifi_cmd_issue_chan_report_request(priv, cmd, data_buf);
+}
+
+/* This function prepares AP specific add station command.
+ */
+static int
+nxpwifi_cmd_uap_add_new_station(struct nxpwifi_private *priv,
+ struct host_cmd_ds_command *cmd,
+ u16 cmd_no, void *data_buf,
+ u16 cmd_action, u32 cmd_type)
+{
+ struct host_cmd_ds_add_station *new_sta = &cmd->params.sta_info;
+ struct nxpwifi_sta_info *add_sta = (struct nxpwifi_sta_info *)data_buf;
+ struct station_parameters *params = add_sta->params;
+ struct nxpwifi_sta_node *sta_ptr;
+ u16 cmd_size;
+ u8 *pos, *cmd_end;
+ u16 tlv_len;
+ struct nxpwifi_ie_types_sta_flag *sta_flag;
+ int i;
+
+ cmd->command = cpu_to_le16(HOST_CMD_ADD_NEW_STATION);
+ new_sta->action = cpu_to_le16(cmd_action);
+ cmd_size = sizeof(struct host_cmd_ds_add_station) + S_DS_GEN;
+
+ if (cmd_action == HOST_ACT_ADD_STA)
+ sta_ptr = nxpwifi_add_sta_entry(priv, add_sta->peer_mac);
+ else
+ sta_ptr = nxpwifi_get_sta_entry(priv, add_sta->peer_mac);
+
+ if (!sta_ptr)
+ return -EINVAL;
+
+ memcpy(new_sta->peer_mac, add_sta->peer_mac, ETH_ALEN);
+
+ if (cmd_action == HOST_ACT_REMOVE_STA) {
+ cmd->size = cpu_to_le16(cmd_size);
+ return 0;
+ }
+
+ new_sta->aid = cpu_to_le16(params->aid);
+ new_sta->listen_interval = cpu_to_le32(params->listen_interval);
+ new_sta->cap_info = cpu_to_le16(params->capability);
+
+ pos = new_sta->tlv;
+ cmd_end = (u8 *)cmd;
+ cmd_end += (NXPWIFI_SIZE_OF_CMD_BUFFER - 1);
+
+ if (params->sta_flags_set & NL80211_STA_FLAG_WME)
+ sta_ptr->is_wmm_enabled = 1;
+ sta_flag = (struct nxpwifi_ie_types_sta_flag *)pos;
+ sta_flag->header.type = cpu_to_le16(TLV_TYPE_UAP_STA_FLAGS);
+ sta_flag->header.len = cpu_to_le16(sizeof(__le32));
+ sta_flag->sta_flags = cpu_to_le32(params->sta_flags_set);
+ pos += sizeof(struct nxpwifi_ie_types_sta_flag);
+ cmd_size += sizeof(struct nxpwifi_ie_types_sta_flag);
+
+ if (params->ext_capab_len) {
+ u8 *data = (u8 *)params->ext_capab;
+ u16 len = params->ext_capab_len;
+
+ tlv_len = nxpwifi_append_data_tlv(WLAN_EID_EXT_CAPABILITY,
+ data, len, pos, cmd_end);
+ if (!tlv_len)
+ return -EINVAL;
+ pos += tlv_len;
+ cmd_size += tlv_len;
+ }
+
+ if (params->link_sta_params.supported_rates_len) {
+ u8 *data = (u8 *)params->link_sta_params.supported_rates;
+ u16 len = params->link_sta_params.supported_rates_len;
+
+ tlv_len = nxpwifi_append_data_tlv(WLAN_EID_SUPP_RATES,
+ data, len, pos, cmd_end);
+ if (!tlv_len)
+ return -EINVAL;
+ pos += tlv_len;
+ cmd_size += tlv_len;
+ }
+
+ if (params->uapsd_queues || params->max_sp) {
+ u8 qos_capability = params->uapsd_queues | (params->max_sp << 5);
+ u8 *data = &qos_capability;
+ u16 len = sizeof(u8);
+
+ tlv_len = nxpwifi_append_data_tlv(WLAN_EID_QOS_CAPA,
+ data, len, pos, cmd_end);
+ if (!tlv_len)
+ return -EINVAL;
+ pos += tlv_len;
+ cmd_size += tlv_len;
+ sta_ptr->is_wmm_enabled = 1;
+ }
+
+ if (params->link_sta_params.ht_capa) {
+ u8 *data = (u8 *)params->link_sta_params.ht_capa;
+ u16 len = sizeof(struct ieee80211_ht_cap);
+
+ tlv_len = nxpwifi_append_data_tlv(WLAN_EID_HT_CAPABILITY,
+ data, len, pos, cmd_end);
+ if (!tlv_len)
+ return -EINVAL;
+ pos += tlv_len;
+ cmd_size += tlv_len;
+ sta_ptr->is_11n_enabled = 1;
+ sta_ptr->max_amsdu =
+ le16_to_cpu(params->link_sta_params.ht_capa->cap_info) &
+ IEEE80211_HT_CAP_MAX_AMSDU ?
+ NXPWIFI_TX_DATA_BUF_SIZE_8K :
+ NXPWIFI_TX_DATA_BUF_SIZE_4K;
+ }
+
+ if (params->link_sta_params.vht_capa) {
+ u8 *data = (u8 *)params->link_sta_params.vht_capa;
+ u16 len = sizeof(struct ieee80211_vht_cap);
+
+ tlv_len = nxpwifi_append_data_tlv(WLAN_EID_VHT_CAPABILITY,
+ data, len, pos, cmd_end);
+ if (!tlv_len)
+ return -EINVAL;
+ pos += tlv_len;
+ cmd_size += tlv_len;
+ sta_ptr->is_11ac_enabled = 1;
+ }
+
+ if (params->link_sta_params.opmode_notif_used) {
+ u8 *data = ¶ms->link_sta_params.opmode_notif;
+ u16 len = sizeof(u8);
+
+ tlv_len = nxpwifi_append_data_tlv(WLAN_EID_OPMODE_NOTIF,
+ data, len, pos, cmd_end);
+ if (!tlv_len)
+ return -EINVAL;
+ pos += tlv_len;
+ cmd_size += tlv_len;
+ }
+
+ for (i = 0; i < MAX_NUM_TID; i++) {
+ if (sta_ptr->is_11n_enabled)
+ sta_ptr->ampdu_sta[i] =
+ priv->aggr_prio_tbl[i].ampdu_user;
+ else
+ sta_ptr->ampdu_sta[i] = BA_STREAM_NOT_ALLOWED;
+ }
+
+ memset(sta_ptr->rx_seq, 0xff, sizeof(sta_ptr->rx_seq));
+
+ cmd->size = cpu_to_le16(cmd_size);
+
+ return 0;
+}
+
+static const struct nxpwifi_cmd_entry cmd_table_uap[] = {
+ {.cmd_no = HOST_CMD_APCMD_SYS_RESET,
+ .prepare_cmd = nxpwifi_cmd_fill_head_only,
+ .cmd_resp = NULL},
+ {.cmd_no = HOST_CMD_UAP_SYS_CONFIG,
+ .prepare_cmd = nxpwifi_cmd_uap_sys_config,
+ .cmd_resp = NULL},
+ {.cmd_no = HOST_CMD_UAP_BSS_START,
+ .prepare_cmd = nxpwifi_cmd_uap_bss_start,
+ .cmd_resp = nxpwifi_ret_uap_bss_start},
+ {.cmd_no = HOST_CMD_UAP_BSS_STOP,
+ .prepare_cmd = nxpwifi_cmd_fill_head_only,
+ .cmd_resp = nxpwifi_ret_uap_bss_stop},
+ {.cmd_no = HOST_CMD_APCMD_STA_LIST,
+ .prepare_cmd = nxpwifi_cmd_fill_head_only,
+ .cmd_resp = nxpwifi_ret_apcmd_sta_list},
+ {.cmd_no = HOST_CMD_UAP_STA_DEAUTH,
+ .prepare_cmd = nxpwifi_cmd_uap_sta_deauth,
+ .cmd_resp = NULL},
+ {.cmd_no = HOST_CMD_CHAN_REPORT_REQUEST,
+ .prepare_cmd = nxpwifi_cmd_uap_chan_report_request,
+ .cmd_resp = NULL},
+ {.cmd_no = HOST_CMD_ADD_NEW_STATION,
+ .prepare_cmd = nxpwifi_cmd_uap_add_new_station,
+ .cmd_resp = NULL},
+};
+
+/* This function prepares the AP specific commands before sending them
+ * to the firmware.
+ * This is a generic function which calls specific command preparation
+ * routines based upon the command number.
+ */
+int nxpwifi_uap_prepare_cmd(struct nxpwifi_private *priv,
+ struct cmd_ctrl_node *cmd_node,
+ u16 cmd_action, u32 type)
+{
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ u16 cmd_no = cmd_node->cmd_no;
+ struct host_cmd_ds_command *cmd =
+ (struct host_cmd_ds_command *)cmd_node->skb->data;
+ void *data_buf = cmd_node->data_buf;
+ int i, ret = -EINVAL;
+
+ for (i = 0; i < ARRAY_SIZE(cmd_table_uap); i++) {
+ if (cmd_no == cmd_table_uap[i].cmd_no) {
+ if (cmd_table_uap[i].prepare_cmd)
+ ret = cmd_table_uap[i].prepare_cmd(priv, cmd,
+ cmd_no,
+ data_buf,
+ cmd_action,
+ type);
+ cmd_node->cmd_resp = cmd_table_uap[i].cmd_resp;
+ break;
+ }
+ }
+
+ if (i == ARRAY_SIZE(cmd_table_uap))
+ nxpwifi_dbg(adapter, ERROR,
+ "%s: unknown command: %#x\n",
+ __func__, cmd_no);
+ else
+ nxpwifi_dbg(adapter, CMD,
+ "%s: command: %#x\n",
+ __func__, cmd_no);
+
+ return ret;
+}
+
+/* This function parses security related parameters from cfg80211_ap_settings
+ * and sets into FW understandable bss_config structure.
+ */
+int nxpwifi_set_secure_params(struct nxpwifi_private *priv,
+ struct nxpwifi_uap_bss_param *bss_config,
+ struct cfg80211_ap_settings *params)
+{
+ int i;
+ struct nxpwifi_wep_key wep_key;
+
+ if (!params->privacy) {
+ bss_config->protocol = PROTOCOL_NO_SECURITY;
+ bss_config->key_mgmt = KEY_MGMT_NONE;
+ bss_config->wpa_cfg.length = 0;
+ priv->sec_info.wep_enabled = 0;
+ priv->sec_info.wpa_enabled = 0;
+ priv->sec_info.wpa2_enabled = 0;
+
+ return 0;
+ }
+
+ switch (params->auth_type) {
+ case NL80211_AUTHTYPE_OPEN_SYSTEM:
+ bss_config->auth_mode = WLAN_AUTH_OPEN;
+ break;
+ case NL80211_AUTHTYPE_SHARED_KEY:
+ bss_config->auth_mode = WLAN_AUTH_SHARED_KEY;
+ break;
+ case NL80211_AUTHTYPE_NETWORK_EAP:
+ bss_config->auth_mode = WLAN_AUTH_LEAP;
+ break;
+ default:
+ bss_config->auth_mode = NXPWIFI_AUTH_MODE_AUTO;
+ break;
+ }
+
+ bss_config->key_mgmt_operation |= KEY_MGMT_ON_HOST;
+
+ bss_config->protocol = 0;
+ if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1)
+ bss_config->protocol |= PROTOCOL_WPA;
+ if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2)
+ bss_config->protocol |= PROTOCOL_WPA2;
+
+ bss_config->key_mgmt = 0;
+ for (i = 0; i < params->crypto.n_akm_suites; i++) {
+ switch (params->crypto.akm_suites[i]) {
+ case WLAN_AKM_SUITE_8021X:
+ bss_config->key_mgmt |= KEY_MGMT_EAP;
+ break;
+ case WLAN_AKM_SUITE_PSK:
+ bss_config->key_mgmt |= KEY_MGMT_PSK;
+ break;
+ case WLAN_AKM_SUITE_PSK_SHA256:
+ bss_config->key_mgmt |= KEY_MGMT_PSK_SHA256;
+ break;
+ case WLAN_AKM_SUITE_OWE:
+ bss_config->key_mgmt |= KEY_MGMT_OWE;
+ break;
+ case WLAN_AKM_SUITE_SAE:
+ bss_config->key_mgmt |= KEY_MGMT_SAE;
+ break;
+ default:
+ break;
+ }
+ }
+
+ for (i = 0; i < params->crypto.n_ciphers_pairwise; i++) {
+ switch (params->crypto.ciphers_pairwise[i]) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ break;
+ case WLAN_CIPHER_SUITE_TKIP:
+ if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1)
+ bss_config->wpa_cfg.pairwise_cipher_wpa |=
+ CIPHER_TKIP;
+ if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2)
+ bss_config->wpa_cfg.pairwise_cipher_wpa2 |=
+ CIPHER_TKIP;
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1)
+ bss_config->wpa_cfg.pairwise_cipher_wpa |=
+ CIPHER_AES_CCMP;
+ if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2)
+ bss_config->wpa_cfg.pairwise_cipher_wpa2 |=
+ CIPHER_AES_CCMP;
+ break;
+ default:
+ break;
+ }
+ }
+
+ switch (params->crypto.cipher_group) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ if (priv->sec_info.wep_enabled) {
+ bss_config->protocol = PROTOCOL_STATIC_WEP;
+ bss_config->key_mgmt = KEY_MGMT_NONE;
+ bss_config->wpa_cfg.length = 0;
+
+ for (i = 0; i < NUM_WEP_KEYS; i++) {
+ wep_key = priv->wep_key[i];
+ bss_config->wep_cfg[i].key_index = i;
+
+ if (priv->wep_key_curr_index == i)
+ bss_config->wep_cfg[i].is_default = 1;
+ else
+ bss_config->wep_cfg[i].is_default = 0;
+
+ bss_config->wep_cfg[i].length =
+ wep_key.key_length;
+ memcpy(&bss_config->wep_cfg[i].key,
+ &wep_key.key_material,
+ wep_key.key_length);
+ }
+ }
+ break;
+ case WLAN_CIPHER_SUITE_TKIP:
+ bss_config->wpa_cfg.group_cipher = CIPHER_TKIP;
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ bss_config->wpa_cfg.group_cipher = CIPHER_AES_CCMP;
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+/* This function updates 11n related parameters from IE and sets them into
+ * bss_config structure.
+ */
+void
+nxpwifi_set_ht_params(struct nxpwifi_private *priv,
+ struct nxpwifi_uap_bss_param *bss_cfg,
+ struct cfg80211_ap_settings *params)
+{
+ const u8 *ht_ie;
+
+ if (!ISSUPP_11NENABLED(priv->adapter->fw_cap_info))
+ return;
+
+ ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, params->beacon.tail,
+ params->beacon.tail_len);
+ if (ht_ie) {
+ memcpy(&bss_cfg->ht_cap, ht_ie + 2,
+ sizeof(struct ieee80211_ht_cap));
+ if (ISSUPP_BEAMFORMING(priv->adapter->hw_dot_11n_dev_cap))
+ bss_cfg->ht_cap.tx_BF_cap_info =
+ cpu_to_le32(NXPWIFI_DEF_11N_TX_BF_CAP);
+ priv->ap_11n_enabled = 1;
+ } else {
+ memset(&bss_cfg->ht_cap, 0, sizeof(struct ieee80211_ht_cap));
+ bss_cfg->ht_cap.cap_info = cpu_to_le16(NXPWIFI_DEF_HT_CAP);
+ bss_cfg->ht_cap.ampdu_params_info = NXPWIFI_DEF_AMPDU;
+ }
+}
+
+/* This function updates 11ac related parameters from IE
+ * and sets them into bss_config structure.
+ */
+void nxpwifi_set_vht_params(struct nxpwifi_private *priv,
+ struct nxpwifi_uap_bss_param *bss_cfg,
+ struct cfg80211_ap_settings *params)
+{
+ const u8 *vht_ie;
+
+ vht_ie = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, params->beacon.tail,
+ params->beacon.tail_len);
+ if (vht_ie) {
+ memcpy(&bss_cfg->vht_cap, vht_ie + 2,
+ sizeof(struct ieee80211_vht_cap));
+ priv->ap_11ac_enabled = 1;
+ } else {
+ priv->ap_11ac_enabled = 0;
+ }
+}
+
+/* This function updates 11ac related parameters from IE
+ * and sets them into bss_config structure.
+ */
+void nxpwifi_set_tpc_params(struct nxpwifi_private *priv,
+ struct nxpwifi_uap_bss_param *bss_cfg,
+ struct cfg80211_ap_settings *params)
+{
+ const u8 *tpc_ie;
+
+ tpc_ie = cfg80211_find_ie(WLAN_EID_TPC_REQUEST, params->beacon.tail,
+ params->beacon.tail_len);
+ if (tpc_ie)
+ bss_cfg->power_constraint = *(tpc_ie + 2);
+ else
+ bss_cfg->power_constraint = 0;
+}
+
+/* Enable VHT only when cfg80211_ap_settings has VHT IE.
+ * Otherwise disable VHT.
+ */
+void nxpwifi_set_vht_width(struct nxpwifi_private *priv,
+ enum nl80211_chan_width width,
+ bool ap_11ac_enable)
+{
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ struct nxpwifi_11ac_vht_cfg vht_cfg;
+
+ vht_cfg.band_config = VHT_CFG_5GHZ;
+ vht_cfg.cap_info = adapter->hw_dot_11ac_dev_cap;
+
+ if (!ap_11ac_enable) {
+ vht_cfg.mcs_tx_set = DISABLE_VHT_MCS_SET;
+ vht_cfg.mcs_rx_set = DISABLE_VHT_MCS_SET;
+ } else {
+ vht_cfg.mcs_tx_set = DEFAULT_VHT_MCS_SET;
+ vht_cfg.mcs_rx_set = DEFAULT_VHT_MCS_SET;
+ }
+
+ vht_cfg.misc_config = VHT_CAP_UAP_ONLY;
+
+ if (ap_11ac_enable && width >= NL80211_CHAN_WIDTH_80)
+ vht_cfg.misc_config |= VHT_BW_80_160_80P80;
+
+ nxpwifi_send_cmd(priv, HOST_CMD_11AC_CFG,
+ HOST_ACT_GEN_SET, 0, &vht_cfg, true);
+}
+
+/* This function finds supported rates IE from beacon parameter and sets
+ * these rates into bss_config structure.
+ */
+void
+nxpwifi_set_uap_rates(struct nxpwifi_uap_bss_param *bss_cfg,
+ struct cfg80211_ap_settings *params)
+{
+ struct element *rate_ie;
+ int var_offset = offsetof(struct ieee80211_mgmt, u.beacon.variable);
+ const u8 *var_pos = params->beacon.head + var_offset;
+ int len = params->beacon.head_len - var_offset;
+ u8 rate_len = 0;
+
+ rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len);
+ if (rate_ie) {
+ if (rate_ie->datalen > NXPWIFI_SUPPORTED_RATES)
+ return;
+ memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->datalen);
+ rate_len = rate_ie->datalen;
+ }
+
+ rate_ie = (void *)cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES,
+ params->beacon.tail,
+ params->beacon.tail_len);
+ if (rate_ie) {
+ if (rate_ie->datalen > NXPWIFI_SUPPORTED_RATES - rate_len)
+ return;
+ memcpy(bss_cfg->rates + rate_len,
+ rate_ie + 1, rate_ie->datalen);
+ }
+}
+
+/* This function initializes some of nxpwifi_uap_bss_param variables.
+ * This helps FW in ignoring invalid values. These values may or may not
+ * be get updated to valid ones at later stage.
+ */
+void nxpwifi_set_sys_config_invalid_data(struct nxpwifi_uap_bss_param *config)
+{
+ config->bcast_ssid_ctl = 0x7F;
+ config->radio_ctl = 0x7F;
+ config->dtim_period = 0x7F;
+ config->beacon_period = 0x7FFF;
+ config->auth_mode = 0x7F;
+ config->rts_threshold = 0x7FFF;
+ config->frag_threshold = 0x7FFF;
+ config->retry_limit = 0x7F;
+ config->qos_info = 0xFF;
+}
+
+/* This function parses WMM related parameters from cfg80211_ap_settings
+ * structure and updates bss_config structure.
+ */
+void
+nxpwifi_set_wmm_params(struct nxpwifi_private *priv,
+ struct nxpwifi_uap_bss_param *bss_cfg,
+ struct cfg80211_ap_settings *params)
+{
+ const u8 *vendor_ie;
+ const u8 *wmm_ie;
+ static const u8 wmm_oui[] = {0x00, 0x50, 0xf2, 0x02};
+
+ vendor_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
+ WLAN_OUI_TYPE_MICROSOFT_WMM,
+ params->beacon.tail,
+ params->beacon.tail_len);
+ if (vendor_ie) {
+ wmm_ie = vendor_ie;
+ if (*(wmm_ie + 1) > sizeof(struct nxpwifi_types_wmm_info))
+ return;
+ memcpy(&bss_cfg->wmm_info, wmm_ie +
+ sizeof(struct element), *(wmm_ie + 1));
+ priv->wmm_enabled = 1;
+ } else {
+ memset(&bss_cfg->wmm_info, 0, sizeof(bss_cfg->wmm_info));
+ memcpy(&bss_cfg->wmm_info.oui, wmm_oui, sizeof(wmm_oui));
+ bss_cfg->wmm_info.subtype = NXPWIFI_WMM_SUBTYPE;
+ bss_cfg->wmm_info.version = NXPWIFI_WMM_VERSION;
+ priv->wmm_enabled = 0;
+ }
+
+ bss_cfg->qos_info = 0x00;
+}
+
+/* This function enable 11D if userspace set the country IE.
+ */
+void nxpwifi_config_uap_11d(struct nxpwifi_private *priv,
+ struct cfg80211_beacon_data *beacon_data)
+{
+ enum state_11d_t state_11d;
+ const u8 *country_ie;
+
+ country_ie = cfg80211_find_ie(WLAN_EID_COUNTRY, beacon_data->tail,
+ beacon_data->tail_len);
+ if (country_ie) {
+ /* Send cmd to FW to enable 11D function */
+ state_11d = ENABLE_11D;
+ if (nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_ACT_GEN_SET, DOT11D_I,
+ &state_11d, true)) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "11D: failed to enable 11D\n");
+ }
+ }
+}
+
+void nxpwifi_uap_set_channel(struct nxpwifi_private *priv,
+ struct nxpwifi_uap_bss_param *bss_cfg,
+ struct cfg80211_chan_def chandef)
+{
+ u8 config_bands = 0, old_bands = priv->adapter->config_bands;
+
+ priv->bss_chandef = chandef;
+
+ bss_cfg->channel =
+ ieee80211_frequency_to_channel(chandef.chan->center_freq);
+
+ /* Set appropriate bands */
+ if (chandef.chan->band == NL80211_BAND_2GHZ) {
+ bss_cfg->band_cfg = BAND_CONFIG_BG;
+ config_bands = BAND_B | BAND_G;
+
+ if (chandef.width > NL80211_CHAN_WIDTH_20_NOHT)
+ config_bands |= BAND_GN;
+ } else {
+ bss_cfg->band_cfg = BAND_CONFIG_A;
+ config_bands = BAND_A;
+
+ if (chandef.width > NL80211_CHAN_WIDTH_20_NOHT)
+ config_bands |= BAND_AN;
+
+ if (chandef.width > NL80211_CHAN_WIDTH_40)
+ config_bands |= BAND_AAC;
+ }
+
+ switch (chandef.width) {
+ case NL80211_CHAN_WIDTH_5:
+ case NL80211_CHAN_WIDTH_10:
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ case NL80211_CHAN_WIDTH_20:
+ break;
+ case NL80211_CHAN_WIDTH_40:
+ if (chandef.center_freq1 < chandef.chan->center_freq)
+ bss_cfg->band_cfg |= NXPWIFI_SEC_CHAN_BELOW;
+ else
+ bss_cfg->band_cfg |= NXPWIFI_SEC_CHAN_ABOVE;
+ break;
+ case NL80211_CHAN_WIDTH_80:
+ case NL80211_CHAN_WIDTH_80P80:
+ case NL80211_CHAN_WIDTH_160:
+ bss_cfg->band_cfg |=
+ nxpwifi_get_sec_chan_offset(bss_cfg->channel) << 4;
+ break;
+ default:
+ nxpwifi_dbg(priv->adapter,
+ WARN, "Unknown channel width: %d\n",
+ chandef.width);
+ break;
+ }
+
+ priv->adapter->config_bands = config_bands;
+
+ if (old_bands != config_bands) {
+ nxpwifi_send_domain_info_cmd_fw(priv->adapter->wiphy);
+ nxpwifi_dnld_txpwr_table(priv);
+ }
+}
+
+int nxpwifi_config_start_uap(struct nxpwifi_private *priv,
+ struct nxpwifi_uap_bss_param *bss_cfg)
+{
+ int ret;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_UAP_SYS_CONFIG,
+ HOST_ACT_GEN_SET,
+ UAP_BSS_PARAMS_I, bss_cfg, true);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to set AP configuration\n");
+ return ret;
+ }
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_UAP_BSS_START,
+ HOST_ACT_GEN_SET, 0, NULL, true);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to start the BSS\n");
+ return ret;
+ }
+
+ if (priv->sec_info.wep_enabled)
+ priv->curr_pkt_filter |= HOST_ACT_MAC_WEP_ENABLE;
+ else
+ priv->curr_pkt_filter &= ~HOST_ACT_MAC_WEP_ENABLE;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_MAC_CONTROL,
+ HOST_ACT_GEN_SET, 0,
+ &priv->curr_pkt_filter, true);
+
+ return ret;
+}
--
2.34.1
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