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linux/drivers/net/wireless/quantenna/qtnfmac/commands.c

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/*
* Copyright (c) 2015-2016 Quantenna Communications, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#include <linux/types.h>
#include <linux/skbuff.h>
#include "cfg80211.h"
#include "core.h"
#include "qlink.h"
#include "qlink_util.h"
#include "bus.h"
#include "commands.h"
static int qtnf_cmd_check_reply_header(const struct qlink_resp *resp,
u16 cmd_id, u8 mac_id, u8 vif_id,
size_t resp_size)
{
if (unlikely(le16_to_cpu(resp->cmd_id) != cmd_id)) {
pr_warn("VIF%u.%u CMD%x: bad cmd_id in response: 0x%.4X\n",
mac_id, vif_id, cmd_id, le16_to_cpu(resp->cmd_id));
return -EINVAL;
}
if (unlikely(resp->macid != mac_id)) {
pr_warn("VIF%u.%u CMD%x: bad MAC in response: %u\n",
mac_id, vif_id, cmd_id, resp->macid);
return -EINVAL;
}
if (unlikely(resp->vifid != vif_id)) {
pr_warn("VIF%u.%u CMD%x: bad VIF in response: %u\n",
mac_id, vif_id, cmd_id, resp->vifid);
return -EINVAL;
}
if (unlikely(le16_to_cpu(resp->mhdr.len) < resp_size)) {
pr_warn("VIF%u.%u CMD%x: bad response size %u < %zu\n",
mac_id, vif_id, cmd_id,
le16_to_cpu(resp->mhdr.len), resp_size);
return -ENOSPC;
}
return 0;
}
static int qtnf_cmd_resp_result_decode(enum qlink_cmd_result qcode)
{
switch (qcode) {
case QLINK_CMD_RESULT_OK:
return 0;
case QLINK_CMD_RESULT_INVALID:
return -EINVAL;
case QLINK_CMD_RESULT_ENOTSUPP:
return -ENOTSUPP;
case QLINK_CMD_RESULT_ENOTFOUND:
return -ENOENT;
case QLINK_CMD_RESULT_EALREADY:
return -EALREADY;
case QLINK_CMD_RESULT_EADDRINUSE:
return -EADDRINUSE;
case QLINK_CMD_RESULT_EADDRNOTAVAIL:
return -EADDRNOTAVAIL;
default:
return -EFAULT;
}
}
static int qtnf_cmd_send_with_reply(struct qtnf_bus *bus,
struct sk_buff *cmd_skb,
struct sk_buff **response_skb,
size_t const_resp_size,
size_t *var_resp_size)
{
struct qlink_cmd *cmd;
struct qlink_resp *resp = NULL;
struct sk_buff *resp_skb = NULL;
u16 cmd_id;
u8 mac_id;
u8 vif_id;
int ret;
cmd = (struct qlink_cmd *)cmd_skb->data;
cmd_id = le16_to_cpu(cmd->cmd_id);
mac_id = cmd->macid;
vif_id = cmd->vifid;
cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
pr_debug("VIF%u.%u cmd=0x%.4X\n", mac_id, vif_id,
le16_to_cpu(cmd->cmd_id));
if (bus->fw_state != QTNF_FW_STATE_ACTIVE &&
le16_to_cpu(cmd->cmd_id) != QLINK_CMD_FW_INIT) {
pr_warn("VIF%u.%u: drop cmd 0x%.4X in fw state %d\n",
mac_id, vif_id, le16_to_cpu(cmd->cmd_id),
bus->fw_state);
dev_kfree_skb(cmd_skb);
return -ENODEV;
}
ret = qtnf_trans_send_cmd_with_resp(bus, cmd_skb, &resp_skb);
if (ret)
goto out;
if (WARN_ON(!resp_skb || !resp_skb->data)) {
ret = -EFAULT;
goto out;
}
resp = (struct qlink_resp *)resp_skb->data;
ret = qtnf_cmd_check_reply_header(resp, cmd_id, mac_id, vif_id,
const_resp_size);
if (ret)
goto out;
/* Return length of variable part of response */
if (response_skb && var_resp_size)
*var_resp_size = le16_to_cpu(resp->mhdr.len) - const_resp_size;
out:
if (response_skb)
*response_skb = resp_skb;
else
consume_skb(resp_skb);
if (!ret && resp)
return qtnf_cmd_resp_result_decode(le16_to_cpu(resp->result));
pr_warn("VIF%u.%u: cmd 0x%.4X failed: %d\n",
mac_id, vif_id, le16_to_cpu(cmd->cmd_id), ret);
return ret;
}
static inline int qtnf_cmd_send(struct qtnf_bus *bus, struct sk_buff *cmd_skb)
{
return qtnf_cmd_send_with_reply(bus, cmd_skb, NULL,
sizeof(struct qlink_resp), NULL);
}
static struct sk_buff *qtnf_cmd_alloc_new_cmdskb(u8 macid, u8 vifid, u16 cmd_no,
size_t cmd_size)
{
struct qlink_cmd *cmd;
struct sk_buff *cmd_skb;
cmd_skb = __dev_alloc_skb(sizeof(*cmd) +
QTNF_MAX_CMD_BUF_SIZE, GFP_KERNEL);
if (unlikely(!cmd_skb)) {
pr_err("VIF%u.%u CMD %u: alloc failed\n", macid, vifid, cmd_no);
return NULL;
}
skb_put_zero(cmd_skb, cmd_size);
cmd = (struct qlink_cmd *)cmd_skb->data;
cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
cmd->mhdr.type = cpu_to_le16(QLINK_MSG_TYPE_CMD);
cmd->cmd_id = cpu_to_le16(cmd_no);
cmd->macid = macid;
cmd->vifid = vifid;
return cmd_skb;
}
static void qtnf_cmd_tlv_ie_set_add(struct sk_buff *cmd_skb, u8 frame_type,
const u8 *buf, size_t len)
{
struct qlink_tlv_ie_set *tlv;
tlv = (struct qlink_tlv_ie_set *)skb_put(cmd_skb, sizeof(*tlv) + len);
tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_IE_SET);
tlv->hdr.len = cpu_to_le16(len + sizeof(*tlv) - sizeof(tlv->hdr));
tlv->type = frame_type;
tlv->flags = 0;
if (len && buf)
memcpy(tlv->ie_data, buf, len);
}
static inline size_t qtnf_cmd_acl_data_size(const struct cfg80211_acl_data *acl)
{
size_t size = sizeof(struct qlink_acl_data) +
acl->n_acl_entries * sizeof(struct qlink_mac_address);
return size;
}
static bool qtnf_cmd_start_ap_can_fit(const struct qtnf_vif *vif,
const struct cfg80211_ap_settings *s)
{
unsigned int len = sizeof(struct qlink_cmd_start_ap);
len += s->ssid_len;
len += s->beacon.head_len;
len += s->beacon.tail_len;
len += s->beacon.beacon_ies_len;
len += s->beacon.proberesp_ies_len;
len += s->beacon.assocresp_ies_len;
len += s->beacon.probe_resp_len;
if (cfg80211_chandef_valid(&s->chandef))
len += sizeof(struct qlink_tlv_chandef);
if (s->acl)
len += sizeof(struct qlink_tlv_hdr) +
qtnf_cmd_acl_data_size(s->acl);
if (len > (sizeof(struct qlink_cmd) + QTNF_MAX_CMD_BUF_SIZE)) {
pr_err("VIF%u.%u: can not fit AP settings: %u\n",
vif->mac->macid, vif->vifid, len);
return false;
}
return true;
}
int qtnf_cmd_send_start_ap(struct qtnf_vif *vif,
const struct cfg80211_ap_settings *s)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_start_ap *cmd;
struct qlink_auth_encr *aen;
int ret;
int i;
if (!qtnf_cmd_start_ap_can_fit(vif, s))
return -E2BIG;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_START_AP,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_start_ap *)cmd_skb->data;
cmd->dtim_period = s->dtim_period;
cmd->beacon_interval = cpu_to_le16(s->beacon_interval);
cmd->hidden_ssid = qlink_hidden_ssid_nl2q(s->hidden_ssid);
cmd->inactivity_timeout = cpu_to_le16(s->inactivity_timeout);
cmd->smps_mode = s->smps_mode;
cmd->p2p_ctwindow = s->p2p_ctwindow;
cmd->p2p_opp_ps = s->p2p_opp_ps;
cmd->pbss = s->pbss;
cmd->ht_required = s->ht_required;
cmd->vht_required = s->vht_required;
aen = &cmd->aen;
aen->auth_type = s->auth_type;
aen->privacy = !!s->privacy;
aen->wpa_versions = cpu_to_le32(s->crypto.wpa_versions);
aen->cipher_group = cpu_to_le32(s->crypto.cipher_group);
aen->n_ciphers_pairwise = cpu_to_le32(s->crypto.n_ciphers_pairwise);
for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
aen->ciphers_pairwise[i] =
cpu_to_le32(s->crypto.ciphers_pairwise[i]);
aen->n_akm_suites = cpu_to_le32(s->crypto.n_akm_suites);
for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
aen->akm_suites[i] = cpu_to_le32(s->crypto.akm_suites[i]);
aen->control_port = s->crypto.control_port;
aen->control_port_no_encrypt = s->crypto.control_port_no_encrypt;
aen->control_port_ethertype =
cpu_to_le16(be16_to_cpu(s->crypto.control_port_ethertype));
if (s->ssid && s->ssid_len > 0 && s->ssid_len <= IEEE80211_MAX_SSID_LEN)
qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, s->ssid,
s->ssid_len);
if (cfg80211_chandef_valid(&s->chandef)) {
struct qlink_tlv_chandef *chtlv =
(struct qlink_tlv_chandef *)skb_put(cmd_skb,
sizeof(*chtlv));
chtlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANDEF);
chtlv->hdr.len = cpu_to_le16(sizeof(*chtlv) -
sizeof(chtlv->hdr));
qlink_chandef_cfg2q(&s->chandef, &chtlv->chdef);
}
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_HEAD,
s->beacon.head, s->beacon.head_len);
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_TAIL,
s->beacon.tail, s->beacon.tail_len);
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_IES,
s->beacon.beacon_ies, s->beacon.beacon_ies_len);
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP,
s->beacon.probe_resp, s->beacon.probe_resp_len);
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP_IES,
s->beacon.proberesp_ies,
s->beacon.proberesp_ies_len);
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_RESP,
s->beacon.assocresp_ies,
s->beacon.assocresp_ies_len);
if (s->ht_cap) {
struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->ht_cap));
tlv->type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
tlv->len = cpu_to_le16(sizeof(*s->ht_cap));
memcpy(tlv->val, s->ht_cap, sizeof(*s->ht_cap));
}
if (s->vht_cap) {
struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->vht_cap));
tlv->type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
tlv->len = cpu_to_le16(sizeof(*s->vht_cap));
memcpy(tlv->val, s->vht_cap, sizeof(*s->vht_cap));
}
if (s->acl) {
size_t acl_size = qtnf_cmd_acl_data_size(s->acl);
struct qlink_tlv_hdr *tlv =
skb_put(cmd_skb, sizeof(*tlv) + acl_size);
tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
tlv->len = cpu_to_le16(acl_size);
qlink_acl_data_cfg2q(s->acl, (struct qlink_acl_data *)tlv->val);
}
qtnf_bus_lock(vif->mac->bus);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
netif_carrier_on(vif->netdev);
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif)
{
struct sk_buff *cmd_skb;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_STOP_AP,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_register_mgmt(struct qtnf_vif *vif, u16 frame_type, bool reg)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_mgmt_frame_register *cmd;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_REGISTER_MGMT,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_mgmt_frame_register *)cmd_skb->data;
cmd->frame_type = cpu_to_le16(frame_type);
cmd->do_register = reg;
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_mgmt_frame(struct qtnf_vif *vif, u32 cookie, u16 flags,
u16 freq, const u8 *buf, size_t len)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_mgmt_frame_tx *cmd;
int ret;
if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) {
pr_warn("VIF%u.%u: frame is too big: %zu\n", vif->mac->macid,
vif->vifid, len);
return -E2BIG;
}
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_SEND_MGMT_FRAME,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_mgmt_frame_tx *)cmd_skb->data;
cmd->cookie = cpu_to_le32(cookie);
cmd->freq = cpu_to_le16(freq);
cmd->flags = cpu_to_le16(flags);
if (len && buf)
qtnf_cmd_skb_put_buffer(cmd_skb, buf, len);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif *vif, u8 frame_type,
const u8 *buf, size_t len)
{
struct sk_buff *cmd_skb;
int ret;
if (len > QTNF_MAX_CMD_BUF_SIZE) {
pr_warn("VIF%u.%u: %u frame is too big: %zu\n", vif->mac->macid,
vif->vifid, frame_type, len);
return -E2BIG;
}
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_MGMT_SET_APPIE,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_cmd_tlv_ie_set_add(cmd_skb, frame_type, buf, len);
qtnf_bus_lock(vif->mac->bus);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
static void
qtnf_sta_info_parse_rate(struct rate_info *rate_dst,
const struct qlink_sta_info_rate *rate_src)
{
rate_dst->legacy = get_unaligned_le16(&rate_src->rate) * 10;
rate_dst->mcs = rate_src->mcs;
rate_dst->nss = rate_src->nss;
rate_dst->flags = 0;
switch (rate_src->bw) {
case QLINK_CHAN_WIDTH_5:
rate_dst->bw = RATE_INFO_BW_5;
break;
case QLINK_CHAN_WIDTH_10:
rate_dst->bw = RATE_INFO_BW_10;
break;
case QLINK_CHAN_WIDTH_20:
case QLINK_CHAN_WIDTH_20_NOHT:
rate_dst->bw = RATE_INFO_BW_20;
break;
case QLINK_CHAN_WIDTH_40:
rate_dst->bw = RATE_INFO_BW_40;
break;
case QLINK_CHAN_WIDTH_80:
rate_dst->bw = RATE_INFO_BW_80;
break;
case QLINK_CHAN_WIDTH_160:
rate_dst->bw = RATE_INFO_BW_160;
break;
default:
rate_dst->bw = 0;
break;
}
if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HT_MCS)
rate_dst->flags |= RATE_INFO_FLAGS_MCS;
else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS)
rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS;
if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_SHORT_GI)
rate_dst->flags |= RATE_INFO_FLAGS_SHORT_GI;
}
static void
qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update *dst,
const struct qlink_sta_info_state *src)
{
u32 mask, value;
dst->mask = 0;
dst->set = 0;
mask = le32_to_cpu(src->mask);
value = le32_to_cpu(src->value);
if (mask & QLINK_STA_FLAG_AUTHORIZED) {
dst->mask |= BIT(NL80211_STA_FLAG_AUTHORIZED);
if (value & QLINK_STA_FLAG_AUTHORIZED)
dst->set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
}
if (mask & QLINK_STA_FLAG_SHORT_PREAMBLE) {
dst->mask |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
if (value & QLINK_STA_FLAG_SHORT_PREAMBLE)
dst->set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
}
if (mask & QLINK_STA_FLAG_WME) {
dst->mask |= BIT(NL80211_STA_FLAG_WME);
if (value & QLINK_STA_FLAG_WME)
dst->set |= BIT(NL80211_STA_FLAG_WME);
}
if (mask & QLINK_STA_FLAG_MFP) {
dst->mask |= BIT(NL80211_STA_FLAG_MFP);
if (value & QLINK_STA_FLAG_MFP)
dst->set |= BIT(NL80211_STA_FLAG_MFP);
}
if (mask & QLINK_STA_FLAG_AUTHENTICATED) {
dst->mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
if (value & QLINK_STA_FLAG_AUTHENTICATED)
dst->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
}
if (mask & QLINK_STA_FLAG_TDLS_PEER) {
dst->mask |= BIT(NL80211_STA_FLAG_TDLS_PEER);
if (value & QLINK_STA_FLAG_TDLS_PEER)
dst->set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
}
if (mask & QLINK_STA_FLAG_ASSOCIATED) {
dst->mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
if (value & QLINK_STA_FLAG_ASSOCIATED)
dst->set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
}
}
static void
qtnf_cmd_sta_info_parse(struct station_info *sinfo,
const struct qlink_tlv_hdr *tlv,
size_t resp_size)
{
const struct qlink_sta_stats *stats = NULL;
const u8 *map = NULL;
unsigned int map_len = 0;
unsigned int stats_len = 0;
u16 tlv_len;
#define qtnf_sta_stat_avail(stat_name, bitn) \
(qtnf_utils_is_bit_set(map, bitn, map_len) && \
(offsetofend(struct qlink_sta_stats, stat_name) <= stats_len))
while (resp_size >= sizeof(*tlv)) {
tlv_len = le16_to_cpu(tlv->len);
switch (le16_to_cpu(tlv->type)) {
case QTN_TLV_ID_STA_STATS_MAP:
map_len = tlv_len;
map = tlv->val;
break;
case QTN_TLV_ID_STA_STATS:
stats_len = tlv_len;
stats = (const struct qlink_sta_stats *)tlv->val;
break;
default:
break;
}
resp_size -= tlv_len + sizeof(*tlv);
tlv = (const struct qlink_tlv_hdr *)(tlv->val + tlv_len);
}
if (!map || !stats)
return;
if (qtnf_sta_stat_avail(inactive_time, QLINK_STA_INFO_INACTIVE_TIME)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME);
sinfo->inactive_time = le32_to_cpu(stats->inactive_time);
}
if (qtnf_sta_stat_avail(connected_time,
QLINK_STA_INFO_CONNECTED_TIME)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CONNECTED_TIME);
sinfo->connected_time = le32_to_cpu(stats->connected_time);
}
if (qtnf_sta_stat_avail(signal, QLINK_STA_INFO_SIGNAL)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
sinfo->signal = stats->signal - QLINK_RSSI_OFFSET;
}
if (qtnf_sta_stat_avail(signal_avg, QLINK_STA_INFO_SIGNAL_AVG)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG);
sinfo->signal_avg = stats->signal_avg - QLINK_RSSI_OFFSET;
}
if (qtnf_sta_stat_avail(rxrate, QLINK_STA_INFO_RX_BITRATE)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE);
qtnf_sta_info_parse_rate(&sinfo->rxrate, &stats->rxrate);
}
if (qtnf_sta_stat_avail(txrate, QLINK_STA_INFO_TX_BITRATE)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
qtnf_sta_info_parse_rate(&sinfo->txrate, &stats->txrate);
}
if (qtnf_sta_stat_avail(sta_flags, QLINK_STA_INFO_STA_FLAGS)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_STA_FLAGS);
qtnf_sta_info_parse_flags(&sinfo->sta_flags, &stats->sta_flags);
}
if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES);
sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
}
if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES);
sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
}
if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES64)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES64);
sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
}
if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES64)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES64);
sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
}
if (qtnf_sta_stat_avail(rx_packets, QLINK_STA_INFO_RX_PACKETS)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
sinfo->rx_packets = le32_to_cpu(stats->rx_packets);
}
if (qtnf_sta_stat_avail(tx_packets, QLINK_STA_INFO_TX_PACKETS)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
sinfo->tx_packets = le32_to_cpu(stats->tx_packets);
}
if (qtnf_sta_stat_avail(rx_beacon, QLINK_STA_INFO_BEACON_RX)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BEACON_RX);
sinfo->rx_beacon = le64_to_cpu(stats->rx_beacon);
}
if (qtnf_sta_stat_avail(rx_dropped_misc, QLINK_STA_INFO_RX_DROP_MISC)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC);
sinfo->rx_dropped_misc = le32_to_cpu(stats->rx_dropped_misc);
}
if (qtnf_sta_stat_avail(tx_failed, QLINK_STA_INFO_TX_FAILED)) {
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
sinfo->tx_failed = le32_to_cpu(stats->tx_failed);
}
#undef qtnf_sta_stat_avail
}
int qtnf_cmd_get_sta_info(struct qtnf_vif *vif, const u8 *sta_mac,
struct station_info *sinfo)
{
struct sk_buff *cmd_skb, *resp_skb = NULL;
struct qlink_cmd_get_sta_info *cmd;
const struct qlink_resp_get_sta_info *resp;
size_t var_resp_len = 0;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_GET_STA_INFO,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_get_sta_info *)cmd_skb->data;
ether_addr_copy(cmd->sta_addr, sta_mac);
ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
sizeof(*resp), &var_resp_len);
if (ret)
goto out;
resp = (const struct qlink_resp_get_sta_info *)resp_skb->data;
if (!ether_addr_equal(sta_mac, resp->sta_addr)) {
pr_err("VIF%u.%u: wrong mac in reply: %pM != %pM\n",
vif->mac->macid, vif->vifid, resp->sta_addr, sta_mac);
ret = -EINVAL;
goto out;
}
qtnf_cmd_sta_info_parse(sinfo,
(const struct qlink_tlv_hdr *)resp->info,
var_resp_len);
out:
qtnf_bus_unlock(vif->mac->bus);
consume_skb(resp_skb);
return ret;
}
static int qtnf_cmd_send_add_change_intf(struct qtnf_vif *vif,
enum nl80211_iftype iftype,
u8 *mac_addr,
enum qlink_cmd_type cmd_type)
{
struct sk_buff *cmd_skb, *resp_skb = NULL;
struct qlink_cmd_manage_intf *cmd;
const struct qlink_resp_manage_intf *resp;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
cmd_type,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
switch (iftype) {
case NL80211_IFTYPE_AP:
cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
break;
case NL80211_IFTYPE_STATION:
cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
break;
default:
pr_err("VIF%u.%u: unsupported type %d\n", vif->mac->macid,
vif->vifid, iftype);
ret = -EINVAL;
goto out;
}
if (mac_addr)
ether_addr_copy(cmd->intf_info.mac_addr, mac_addr);
else
eth_zero_addr(cmd->intf_info.mac_addr);
ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
sizeof(*resp), NULL);
if (ret)
goto out;
resp = (const struct qlink_resp_manage_intf *)resp_skb->data;
ether_addr_copy(vif->mac_addr, resp->intf_info.mac_addr);
out:
qtnf_bus_unlock(vif->mac->bus);
consume_skb(resp_skb);
return ret;
}
int qtnf_cmd_send_add_intf(struct qtnf_vif *vif,
enum nl80211_iftype iftype, u8 *mac_addr)
{
return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr,
QLINK_CMD_ADD_INTF);
}
int qtnf_cmd_send_change_intf_type(struct qtnf_vif *vif,
enum nl80211_iftype iftype, u8 *mac_addr)
{
return qtnf_cmd_send_add_change_intf(vif, iftype, mac_addr,
QLINK_CMD_CHANGE_INTF);
}
int qtnf_cmd_send_del_intf(struct qtnf_vif *vif)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_manage_intf *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_DEL_INTF,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
switch (vif->wdev.iftype) {
case NL80211_IFTYPE_AP:
cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
break;
case NL80211_IFTYPE_STATION:
cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
break;
default:
pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid,
vif->vifid, vif->wdev.iftype);
ret = -EINVAL;
goto out;
}
eth_zero_addr(cmd->intf_info.mac_addr);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
static u32 qtnf_cmd_resp_reg_rule_flags_parse(u32 qflags)
{
u32 flags = 0;
if (qflags & QLINK_RRF_NO_OFDM)
flags |= NL80211_RRF_NO_OFDM;
if (qflags & QLINK_RRF_NO_CCK)
flags |= NL80211_RRF_NO_CCK;
if (qflags & QLINK_RRF_NO_INDOOR)
flags |= NL80211_RRF_NO_INDOOR;
if (qflags & QLINK_RRF_NO_OUTDOOR)
flags |= NL80211_RRF_NO_OUTDOOR;
if (qflags & QLINK_RRF_DFS)
flags |= NL80211_RRF_DFS;
if (qflags & QLINK_RRF_PTP_ONLY)
flags |= NL80211_RRF_PTP_ONLY;
if (qflags & QLINK_RRF_PTMP_ONLY)
flags |= NL80211_RRF_PTMP_ONLY;
if (qflags & QLINK_RRF_NO_IR)
flags |= NL80211_RRF_NO_IR;
if (qflags & QLINK_RRF_AUTO_BW)
flags |= NL80211_RRF_AUTO_BW;
if (qflags & QLINK_RRF_IR_CONCURRENT)
flags |= NL80211_RRF_IR_CONCURRENT;
if (qflags & QLINK_RRF_NO_HT40MINUS)
flags |= NL80211_RRF_NO_HT40MINUS;
if (qflags & QLINK_RRF_NO_HT40PLUS)
flags |= NL80211_RRF_NO_HT40PLUS;
if (qflags & QLINK_RRF_NO_80MHZ)
flags |= NL80211_RRF_NO_80MHZ;
if (qflags & QLINK_RRF_NO_160MHZ)
flags |= NL80211_RRF_NO_160MHZ;
return flags;
}
static int
qtnf_cmd_resp_proc_hw_info(struct qtnf_bus *bus,
const struct qlink_resp_get_hw_info *resp,
size_t info_len)
{
struct qtnf_hw_info *hwinfo = &bus->hw_info;
const struct qlink_tlv_hdr *tlv;
const struct qlink_tlv_reg_rule *tlv_rule;
const char *bld_name = NULL;
const char *bld_rev = NULL;
const char *bld_type = NULL;
const char *bld_label = NULL;
u32 bld_tmstamp = 0;
u32 plat_id = 0;
const char *hw_id = NULL;
const char *calibration_ver = NULL;
const char *uboot_ver = NULL;
u32 hw_ver = 0;
struct ieee80211_reg_rule *rule;
u16 tlv_type;
u16 tlv_value_len;
unsigned int rule_idx = 0;
if (WARN_ON(resp->n_reg_rules > NL80211_MAX_SUPP_REG_RULES))
return -E2BIG;
hwinfo->rd = kzalloc(sizeof(*hwinfo->rd)
+ sizeof(struct ieee80211_reg_rule)
* resp->n_reg_rules, GFP_KERNEL);
if (!hwinfo->rd)
return -ENOMEM;
hwinfo->num_mac = resp->num_mac;
hwinfo->mac_bitmap = resp->mac_bitmap;
hwinfo->fw_ver = le32_to_cpu(resp->fw_ver);
hwinfo->ql_proto_ver = le16_to_cpu(resp->ql_proto_ver);
hwinfo->total_tx_chain = resp->total_tx_chain;
hwinfo->total_rx_chain = resp->total_rx_chain;
hwinfo->hw_capab = le32_to_cpu(resp->hw_capab);
hwinfo->rd->n_reg_rules = resp->n_reg_rules;
hwinfo->rd->alpha2[0] = resp->alpha2[0];
hwinfo->rd->alpha2[1] = resp->alpha2[1];
bld_tmstamp = le32_to_cpu(resp->bld_tmstamp);
plat_id = le32_to_cpu(resp->plat_id);
hw_ver = le32_to_cpu(resp->hw_ver);
switch (resp->dfs_region) {
case QLINK_DFS_FCC:
hwinfo->rd->dfs_region = NL80211_DFS_FCC;
break;
case QLINK_DFS_ETSI:
hwinfo->rd->dfs_region = NL80211_DFS_ETSI;
break;
case QLINK_DFS_JP:
hwinfo->rd->dfs_region = NL80211_DFS_JP;
break;
case QLINK_DFS_UNSET:
default:
hwinfo->rd->dfs_region = NL80211_DFS_UNSET;
break;
}
tlv = (const struct qlink_tlv_hdr *)resp->info;
while (info_len >= sizeof(*tlv)) {
tlv_type = le16_to_cpu(tlv->type);
tlv_value_len = le16_to_cpu(tlv->len);
if (tlv_value_len + sizeof(*tlv) > info_len) {
pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
tlv_type, tlv_value_len);
return -EINVAL;
}
switch (tlv_type) {
case QTN_TLV_ID_REG_RULE:
if (rule_idx >= resp->n_reg_rules) {
pr_warn("unexpected number of rules: %u\n",
resp->n_reg_rules);
return -EINVAL;
}
if (tlv_value_len != sizeof(*tlv_rule) - sizeof(*tlv)) {
pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
tlv_type, tlv_value_len);
return -EINVAL;
}
tlv_rule = (const struct qlink_tlv_reg_rule *)tlv;
rule = &hwinfo->rd->reg_rules[rule_idx++];
rule->freq_range.start_freq_khz =
le32_to_cpu(tlv_rule->start_freq_khz);
rule->freq_range.end_freq_khz =
le32_to_cpu(tlv_rule->end_freq_khz);
rule->freq_range.max_bandwidth_khz =
le32_to_cpu(tlv_rule->max_bandwidth_khz);
rule->power_rule.max_antenna_gain =
le32_to_cpu(tlv_rule->max_antenna_gain);
rule->power_rule.max_eirp =
le32_to_cpu(tlv_rule->max_eirp);
rule->dfs_cac_ms =
le32_to_cpu(tlv_rule->dfs_cac_ms);
rule->flags = qtnf_cmd_resp_reg_rule_flags_parse(
le32_to_cpu(tlv_rule->flags));
break;
case QTN_TLV_ID_BUILD_NAME:
bld_name = (const void *)tlv->val;
break;
case QTN_TLV_ID_BUILD_REV:
bld_rev = (const void *)tlv->val;
break;
case QTN_TLV_ID_BUILD_TYPE:
bld_type = (const void *)tlv->val;
break;
case QTN_TLV_ID_BUILD_LABEL:
bld_label = (const void *)tlv->val;
break;
case QTN_TLV_ID_HW_ID:
hw_id = (const void *)tlv->val;
break;
case QTN_TLV_ID_CALIBRATION_VER:
calibration_ver = (const void *)tlv->val;
break;
case QTN_TLV_ID_UBOOT_VER:
uboot_ver = (const void *)tlv->val;
break;
case QTN_TLV_ID_MAX_SCAN_SSIDS:
hwinfo->max_scan_ssids = *tlv->val;
break;
default:
break;
}
info_len -= tlv_value_len + sizeof(*tlv);
tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
}
if (rule_idx != resp->n_reg_rules) {
pr_warn("unexpected number of rules: expected %u got %u\n",
resp->n_reg_rules, rule_idx);
kfree(hwinfo->rd);
hwinfo->rd = NULL;
return -EINVAL;
}
pr_info("fw_version=%d, MACs map %#x, alpha2=\"%c%c\", chains Tx=%u Rx=%u, capab=0x%x\n",
hwinfo->fw_ver, hwinfo->mac_bitmap,
hwinfo->rd->alpha2[0], hwinfo->rd->alpha2[1],
hwinfo->total_tx_chain, hwinfo->total_rx_chain,
hwinfo->hw_capab);
pr_info("\nBuild name: %s" \
"\nBuild revision: %s" \
"\nBuild type: %s" \
"\nBuild label: %s" \
"\nBuild timestamp: %lu" \
"\nPlatform ID: %lu" \
"\nHardware ID: %s" \
"\nCalibration version: %s" \
"\nU-Boot version: %s" \
"\nHardware version: 0x%08x",
bld_name, bld_rev, bld_type, bld_label,
(unsigned long)bld_tmstamp,
(unsigned long)plat_id,
hw_id, calibration_ver, uboot_ver, hw_ver);
strlcpy(hwinfo->fw_version, bld_label, sizeof(hwinfo->fw_version));
hwinfo->hw_version = hw_ver;
return 0;
}
static void
qtnf_parse_wowlan_info(struct qtnf_wmac *mac,
const struct qlink_wowlan_capab_data *wowlan)
{
struct qtnf_mac_info *mac_info = &mac->macinfo;
const struct qlink_wowlan_support *data1;
struct wiphy_wowlan_support *supp;
supp = kzalloc(sizeof(*supp), GFP_KERNEL);
if (!supp)
return;
switch (le16_to_cpu(wowlan->version)) {
case 0x1:
data1 = (struct qlink_wowlan_support *)wowlan->data;
supp->flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT;
supp->n_patterns = le32_to_cpu(data1->n_patterns);
supp->pattern_max_len = le32_to_cpu(data1->pattern_max_len);
supp->pattern_min_len = le32_to_cpu(data1->pattern_min_len);
mac_info->wowlan = supp;
break;
default:
pr_warn("MAC%u: unsupported WoWLAN version 0x%x\n",
mac->macid, le16_to_cpu(wowlan->version));
kfree(supp);
break;
}
}
static int qtnf_parse_variable_mac_info(struct qtnf_wmac *mac,
const u8 *tlv_buf, size_t tlv_buf_size)
{
struct ieee80211_iface_combination *comb = NULL;
size_t n_comb = 0;
struct ieee80211_iface_limit *limits;
const struct qlink_iface_comb_num *comb_num;
const struct qlink_iface_limit_record *rec;
const struct qlink_iface_limit *lim;
const struct qlink_wowlan_capab_data *wowlan;
u16 rec_len;
u16 tlv_type;
u16 tlv_value_len;
size_t tlv_full_len;
const struct qlink_tlv_hdr *tlv;
u8 *ext_capa = NULL;
u8 *ext_capa_mask = NULL;
u8 ext_capa_len = 0;
u8 ext_capa_mask_len = 0;
int i = 0;
tlv = (const struct qlink_tlv_hdr *)tlv_buf;
while (tlv_buf_size >= sizeof(struct qlink_tlv_hdr)) {
tlv_type = le16_to_cpu(tlv->type);
tlv_value_len = le16_to_cpu(tlv->len);
tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
if (tlv_full_len > tlv_buf_size) {
pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
mac->macid, tlv_type, tlv_value_len);
return -EINVAL;
}
switch (tlv_type) {
case QTN_TLV_ID_NUM_IFACE_COMB:
if (tlv_value_len != sizeof(*comb_num))
return -EINVAL;
comb_num = (void *)tlv->val;
/* free earlier iface comb memory */
qtnf_mac_iface_comb_free(mac);
mac->macinfo.n_if_comb =
le32_to_cpu(comb_num->iface_comb_num);
mac->macinfo.if_comb =
kcalloc(mac->macinfo.n_if_comb,
sizeof(*mac->macinfo.if_comb),
GFP_KERNEL);
if (!mac->macinfo.if_comb)
return -ENOMEM;
comb = mac->macinfo.if_comb;
pr_debug("MAC%u: %zu iface combinations\n",
mac->macid, mac->macinfo.n_if_comb);
break;
case QTN_TLV_ID_IFACE_LIMIT:
if (unlikely(!comb)) {
pr_warn("MAC%u: no combinations advertised\n",
mac->macid);
return -EINVAL;
}
if (n_comb >= mac->macinfo.n_if_comb) {
pr_warn("MAC%u: combinations count exceeded\n",
mac->macid);
n_comb++;
break;
}
rec = (void *)tlv->val;
rec_len = sizeof(*rec) + rec->n_limits * sizeof(*lim);
if (unlikely(tlv_value_len != rec_len)) {
pr_warn("MAC%u: record %zu size mismatch\n",
mac->macid, n_comb);
return -EINVAL;
}
limits = kcalloc(rec->n_limits, sizeof(*limits),
GFP_KERNEL);
if (!limits)
return -ENOMEM;
comb[n_comb].num_different_channels =
rec->num_different_channels;
comb[n_comb].max_interfaces =
le16_to_cpu(rec->max_interfaces);
comb[n_comb].n_limits = rec->n_limits;
comb[n_comb].limits = limits;
for (i = 0; i < rec->n_limits; i++) {
lim = &rec->limits[i];
limits[i].max = le16_to_cpu(lim->max_num);
limits[i].types =
qlink_iface_type_to_nl_mask(le16_to_cpu(lim->type));
pr_debug("MAC%u: comb[%zu]: MAX:%u TYPES:%.4X\n",
mac->macid, n_comb,
limits[i].max, limits[i].types);
}
n_comb++;
break;
case WLAN_EID_EXT_CAPABILITY:
if (unlikely(tlv_value_len > U8_MAX))
return -EINVAL;
ext_capa = (u8 *)tlv->val;
ext_capa_len = tlv_value_len;
break;
case QTN_TLV_ID_EXT_CAPABILITY_MASK:
if (unlikely(tlv_value_len > U8_MAX))
return -EINVAL;
ext_capa_mask = (u8 *)tlv->val;
ext_capa_mask_len = tlv_value_len;
break;
case QTN_TLV_ID_WOWLAN_CAPAB:
if (tlv_value_len < sizeof(*wowlan))
return -EINVAL;
wowlan = (void *)tlv->val;
if (!le16_to_cpu(wowlan->len)) {
pr_warn("MAC%u: skip empty WoWLAN data\n",
mac->macid);
break;
}
rec_len = sizeof(*wowlan) + le16_to_cpu(wowlan->len);
if (unlikely(tlv_value_len != rec_len)) {
pr_warn("MAC%u: WoWLAN data size mismatch\n",
mac->macid);
return -EINVAL;
}
kfree(mac->macinfo.wowlan);
mac->macinfo.wowlan = NULL;
qtnf_parse_wowlan_info(mac, wowlan);
break;
default:
pr_warn("MAC%u: unknown TLV type %u\n",
mac->macid, tlv_type);
break;
}
tlv_buf_size -= tlv_full_len;
tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
}
if (tlv_buf_size) {
pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
mac->macid, tlv_buf_size);
return -EINVAL;
}
if (mac->macinfo.n_if_comb != n_comb) {
pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n",
mac->macid, mac->macinfo.n_if_comb, n_comb);
return -EINVAL;
}
if (ext_capa_len != ext_capa_mask_len) {
pr_err("MAC%u: ext_capa/_mask lengths mismatch: %u != %u\n",
mac->macid, ext_capa_len, ext_capa_mask_len);
return -EINVAL;
}
if (ext_capa_len > 0) {
ext_capa = kmemdup(ext_capa, ext_capa_len, GFP_KERNEL);
if (!ext_capa)
return -ENOMEM;
ext_capa_mask =
kmemdup(ext_capa_mask, ext_capa_mask_len, GFP_KERNEL);
if (!ext_capa_mask) {
kfree(ext_capa);
return -ENOMEM;
}
} else {
ext_capa = NULL;
ext_capa_mask = NULL;
}
qtnf_mac_ext_caps_free(mac);
mac->macinfo.extended_capabilities = ext_capa;
mac->macinfo.extended_capabilities_mask = ext_capa_mask;
mac->macinfo.extended_capabilities_len = ext_capa_len;
return 0;
}
static void
qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac,
const struct qlink_resp_get_mac_info *resp_info)
{
struct qtnf_mac_info *mac_info;
struct qtnf_vif *vif;
mac_info = &mac->macinfo;
mac_info->bands_cap = resp_info->bands_cap;
memcpy(&mac_info->dev_mac, &resp_info->dev_mac,
sizeof(mac_info->dev_mac));
ether_addr_copy(mac->macaddr, mac_info->dev_mac);
vif = qtnf_mac_get_base_vif(mac);
if (vif)
ether_addr_copy(vif->mac_addr, mac->macaddr);
else
pr_err("could not get valid base vif\n");
mac_info->num_tx_chain = resp_info->num_tx_chain;
mac_info->num_rx_chain = resp_info->num_rx_chain;
mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta);
mac_info->radar_detect_widths =
qlink_chan_width_mask_to_nl(le16_to_cpu(
resp_info->radar_detect_widths));
mac_info->max_acl_mac_addrs = le32_to_cpu(resp_info->max_acl_mac_addrs);
memcpy(&mac_info->ht_cap_mod_mask, &resp_info->ht_cap_mod_mask,
sizeof(mac_info->ht_cap_mod_mask));
memcpy(&mac_info->vht_cap_mod_mask, &resp_info->vht_cap_mod_mask,
sizeof(mac_info->vht_cap_mod_mask));
}
static void qtnf_cmd_resp_band_fill_htcap(const u8 *info,
struct ieee80211_sta_ht_cap *bcap)
{
const struct ieee80211_ht_cap *ht_cap =
(const struct ieee80211_ht_cap *)info;
bcap->ht_supported = true;
bcap->cap = le16_to_cpu(ht_cap->cap_info);
bcap->ampdu_factor =
ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR;
bcap->ampdu_density =
(ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >>
IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT;
memcpy(&bcap->mcs, &ht_cap->mcs, sizeof(bcap->mcs));
}
static void qtnf_cmd_resp_band_fill_vhtcap(const u8 *info,
struct ieee80211_sta_vht_cap *bcap)
{
const struct ieee80211_vht_cap *vht_cap =
(const struct ieee80211_vht_cap *)info;
bcap->vht_supported = true;
bcap->cap = le32_to_cpu(vht_cap->vht_cap_info);
memcpy(&bcap->vht_mcs, &vht_cap->supp_mcs, sizeof(bcap->vht_mcs));
}
static int
qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band *band,
struct qlink_resp_band_info_get *resp,
size_t payload_len)
{
u16 tlv_type;
size_t tlv_len;
size_t tlv_dlen;
const struct qlink_tlv_hdr *tlv;
const struct qlink_channel *qchan;
struct ieee80211_channel *chan;
unsigned int chidx = 0;
u32 qflags;
memset(&band->ht_cap, 0, sizeof(band->ht_cap));
memset(&band->vht_cap, 0, sizeof(band->vht_cap));
if (band->channels) {
if (band->n_channels == resp->num_chans) {
memset(band->channels, 0,
sizeof(*band->channels) * band->n_channels);
} else {
kfree(band->channels);
band->n_channels = 0;
band->channels = NULL;
}
}
band->n_channels = resp->num_chans;
if (band->n_channels == 0)
return 0;
if (!band->channels)
band->channels = kcalloc(band->n_channels, sizeof(*chan),
GFP_KERNEL);
if (!band->channels) {
band->n_channels = 0;
return -ENOMEM;
}
tlv = (struct qlink_tlv_hdr *)resp->info;
while (payload_len >= sizeof(*tlv)) {
tlv_type = le16_to_cpu(tlv->type);
tlv_dlen = le16_to_cpu(tlv->len);
tlv_len = tlv_dlen + sizeof(*tlv);
if (tlv_len > payload_len) {
pr_warn("malformed TLV 0x%.2X; LEN: %zu\n",
tlv_type, tlv_len);
goto error_ret;
}
switch (tlv_type) {
case QTN_TLV_ID_CHANNEL:
if (unlikely(tlv_dlen != sizeof(*qchan))) {
pr_err("invalid channel TLV len %zu\n",
tlv_len);
goto error_ret;
}
if (chidx == band->n_channels) {
pr_err("too many channel TLVs\n");
goto error_ret;
}
qchan = (const struct qlink_channel *)tlv->val;
chan = &band->channels[chidx++];
qflags = le32_to_cpu(qchan->flags);
chan->hw_value = le16_to_cpu(qchan->hw_value);
chan->band = band->band;
chan->center_freq = le16_to_cpu(qchan->center_freq);
chan->max_antenna_gain = (int)qchan->max_antenna_gain;
chan->max_power = (int)qchan->max_power;
chan->max_reg_power = (int)qchan->max_reg_power;
chan->beacon_found = qchan->beacon_found;
chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms);
chan->flags = 0;
if (qflags & QLINK_CHAN_DISABLED)
chan->flags |= IEEE80211_CHAN_DISABLED;
if (qflags & QLINK_CHAN_NO_IR)
chan->flags |= IEEE80211_CHAN_NO_IR;
if (qflags & QLINK_CHAN_NO_HT40PLUS)
chan->flags |= IEEE80211_CHAN_NO_HT40PLUS;
if (qflags & QLINK_CHAN_NO_HT40MINUS)
chan->flags |= IEEE80211_CHAN_NO_HT40MINUS;
if (qflags & QLINK_CHAN_NO_OFDM)
chan->flags |= IEEE80211_CHAN_NO_OFDM;
if (qflags & QLINK_CHAN_NO_80MHZ)
chan->flags |= IEEE80211_CHAN_NO_80MHZ;
if (qflags & QLINK_CHAN_NO_160MHZ)
chan->flags |= IEEE80211_CHAN_NO_160MHZ;
if (qflags & QLINK_CHAN_INDOOR_ONLY)
chan->flags |= IEEE80211_CHAN_INDOOR_ONLY;
if (qflags & QLINK_CHAN_IR_CONCURRENT)
chan->flags |= IEEE80211_CHAN_IR_CONCURRENT;
if (qflags & QLINK_CHAN_NO_20MHZ)
chan->flags |= IEEE80211_CHAN_NO_20MHZ;
if (qflags & QLINK_CHAN_NO_10MHZ)
chan->flags |= IEEE80211_CHAN_NO_10MHZ;
if (qflags & QLINK_CHAN_RADAR) {
chan->flags |= IEEE80211_CHAN_RADAR;
chan->dfs_state_entered = jiffies;
if (qchan->dfs_state == QLINK_DFS_USABLE)
chan->dfs_state = NL80211_DFS_USABLE;
else if (qchan->dfs_state ==
QLINK_DFS_AVAILABLE)
chan->dfs_state = NL80211_DFS_AVAILABLE;
else
chan->dfs_state =
NL80211_DFS_UNAVAILABLE;
}
pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n",
chan->hw_value, chan->flags, chan->max_power,
chan->max_reg_power);
break;
case WLAN_EID_HT_CAPABILITY:
if (unlikely(tlv_dlen !=
sizeof(struct ieee80211_ht_cap))) {
pr_err("bad HTCAP TLV len %zu\n", tlv_dlen);
goto error_ret;
}
qtnf_cmd_resp_band_fill_htcap(tlv->val, &band->ht_cap);
break;
case WLAN_EID_VHT_CAPABILITY:
if (unlikely(tlv_dlen !=
sizeof(struct ieee80211_vht_cap))) {
pr_err("bad VHTCAP TLV len %zu\n", tlv_dlen);
goto error_ret;
}
qtnf_cmd_resp_band_fill_vhtcap(tlv->val,
&band->vht_cap);
break;
default:
pr_warn("unknown TLV type: %#x\n", tlv_type);
break;
}
payload_len -= tlv_len;
tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_dlen);
}
if (payload_len) {
pr_err("malformed TLV buf; bytes left: %zu\n", payload_len);
goto error_ret;
}
if (band->n_channels != chidx) {
pr_err("channel count mismatch: reported=%d, parsed=%d\n",
band->n_channels, chidx);
goto error_ret;
}
return 0;
error_ret:
kfree(band->channels);
band->channels = NULL;
band->n_channels = 0;
return -EINVAL;
}
static int qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac *mac,
const u8 *payload, size_t payload_len)
{
struct qtnf_mac_info *mac_info;
struct qlink_tlv_frag_rts_thr *phy_thr;
struct qlink_tlv_rlimit *limit;
struct qlink_tlv_cclass *class;
u16 tlv_type;
u16 tlv_value_len;
size_t tlv_full_len;
const struct qlink_tlv_hdr *tlv;
mac_info = &mac->macinfo;
tlv = (struct qlink_tlv_hdr *)payload;
while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
tlv_type = le16_to_cpu(tlv->type);
tlv_value_len = le16_to_cpu(tlv->len);
tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
if (tlv_full_len > payload_len) {
pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
mac->macid, tlv_type, tlv_value_len);
return -EINVAL;
}
switch (tlv_type) {
case QTN_TLV_ID_FRAG_THRESH:
phy_thr = (void *)tlv;
mac_info->frag_thr = (u32)le16_to_cpu(phy_thr->thr);
break;
case QTN_TLV_ID_RTS_THRESH:
phy_thr = (void *)tlv;
mac_info->rts_thr = (u32)le16_to_cpu(phy_thr->thr);
break;
case QTN_TLV_ID_SRETRY_LIMIT:
limit = (void *)tlv;
mac_info->sretry_limit = limit->rlimit;
break;
case QTN_TLV_ID_LRETRY_LIMIT:
limit = (void *)tlv;
mac_info->lretry_limit = limit->rlimit;
break;
case QTN_TLV_ID_COVERAGE_CLASS:
class = (void *)tlv;
mac_info->coverage_class = class->cclass;
break;
default:
pr_err("MAC%u: Unknown TLV type: %#x\n", mac->macid,
le16_to_cpu(tlv->type));
break;
}
payload_len -= tlv_full_len;
tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
}
if (payload_len) {
pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
mac->macid, payload_len);
return -EINVAL;
}
return 0;
}
static int
qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats *stats,
const u8 *payload, size_t payload_len)
{
struct qlink_chan_stats *qlink_stats;
const struct qlink_tlv_hdr *tlv;
size_t tlv_full_len;
u16 tlv_value_len;
u16 tlv_type;
tlv = (struct qlink_tlv_hdr *)payload;
while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
tlv_type = le16_to_cpu(tlv->type);
tlv_value_len = le16_to_cpu(tlv->len);
tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
if (tlv_full_len > payload_len) {
pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
tlv_type, tlv_value_len);
return -EINVAL;
}
switch (tlv_type) {
case QTN_TLV_ID_CHANNEL_STATS:
if (unlikely(tlv_value_len != sizeof(*qlink_stats))) {
pr_err("invalid CHANNEL_STATS entry size\n");
return -EINVAL;
}
qlink_stats = (void *)tlv->val;
stats->chan_num = le32_to_cpu(qlink_stats->chan_num);
stats->cca_tx = le32_to_cpu(qlink_stats->cca_tx);
stats->cca_rx = le32_to_cpu(qlink_stats->cca_rx);
stats->cca_busy = le32_to_cpu(qlink_stats->cca_busy);
stats->cca_try = le32_to_cpu(qlink_stats->cca_try);
stats->chan_noise = qlink_stats->chan_noise;
pr_debug("chan(%u) try(%u) busy(%u) noise(%d)\n",
stats->chan_num, stats->cca_try,
stats->cca_busy, stats->chan_noise);
break;
default:
pr_warn("Unknown TLV type: %#x\n",
le16_to_cpu(tlv->type));
}
payload_len -= tlv_full_len;
tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
}
if (payload_len) {
pr_warn("malformed TLV buf; bytes left: %zu\n", payload_len);
return -EINVAL;
}
return 0;
}
int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac)
{
struct sk_buff *cmd_skb, *resp_skb = NULL;
const struct qlink_resp_get_mac_info *resp;
size_t var_data_len = 0;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
QLINK_CMD_MAC_INFO,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(mac->bus);
ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
sizeof(*resp), &var_data_len);
if (ret)
goto out;
resp = (const struct qlink_resp_get_mac_info *)resp_skb->data;
qtnf_cmd_resp_proc_mac_info(mac, resp);
ret = qtnf_parse_variable_mac_info(mac, resp->var_info, var_data_len);
out:
qtnf_bus_unlock(mac->bus);
consume_skb(resp_skb);
return ret;
}
int qtnf_cmd_get_hw_info(struct qtnf_bus *bus)
{
struct sk_buff *cmd_skb, *resp_skb = NULL;
const struct qlink_resp_get_hw_info *resp;
size_t info_len = 0;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
QLINK_CMD_GET_HW_INFO,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(bus);
ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
sizeof(*resp), &info_len);
if (ret)
goto out;
resp = (const struct qlink_resp_get_hw_info *)resp_skb->data;
ret = qtnf_cmd_resp_proc_hw_info(bus, resp, info_len);
out:
qtnf_bus_unlock(bus);
consume_skb(resp_skb);
return ret;
}
int qtnf_cmd_band_info_get(struct qtnf_wmac *mac,
struct ieee80211_supported_band *band)
{
struct sk_buff *cmd_skb, *resp_skb = NULL;
struct qlink_cmd_band_info_get *cmd;
struct qlink_resp_band_info_get *resp;
size_t info_len = 0;
int ret = 0;
u8 qband;
switch (band->band) {
case NL80211_BAND_2GHZ:
qband = QLINK_BAND_2GHZ;
break;
case NL80211_BAND_5GHZ:
qband = QLINK_BAND_5GHZ;
break;
case NL80211_BAND_60GHZ:
qband = QLINK_BAND_60GHZ;
break;
default:
return -EINVAL;
}
cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
QLINK_CMD_BAND_INFO_GET,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_band_info_get *)cmd_skb->data;
cmd->band = qband;
qtnf_bus_lock(mac->bus);
ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
sizeof(*resp), &info_len);
if (ret)
goto out;
resp = (struct qlink_resp_band_info_get *)resp_skb->data;
if (resp->band != qband) {
pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid,
resp->band, qband);
ret = -EINVAL;
goto out;
}
ret = qtnf_cmd_resp_fill_band_info(band, resp, info_len);
out:
qtnf_bus_unlock(mac->bus);
consume_skb(resp_skb);
return ret;
}
int qtnf_cmd_send_get_phy_params(struct qtnf_wmac *mac)
{
struct sk_buff *cmd_skb, *resp_skb = NULL;
struct qlink_resp_phy_params *resp;
size_t response_size = 0;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
QLINK_CMD_PHY_PARAMS_GET,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(mac->bus);
ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
sizeof(*resp), &response_size);
if (ret)
goto out;
resp = (struct qlink_resp_phy_params *)resp_skb->data;
ret = qtnf_cmd_resp_proc_phy_params(mac, resp->info, response_size);
out:
qtnf_bus_unlock(mac->bus);
consume_skb(resp_skb);
return ret;
}
int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed)
{
struct wiphy *wiphy = priv_to_wiphy(mac);
struct sk_buff *cmd_skb;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
QLINK_CMD_PHY_PARAMS_SET,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(mac->bus);
if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_FRAG_THRESH,
wiphy->frag_threshold);
if (changed & WIPHY_PARAM_RTS_THRESHOLD)
qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_RTS_THRESH,
wiphy->rts_threshold);
if (changed & WIPHY_PARAM_COVERAGE_CLASS)
qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS,
wiphy->coverage_class);
ret = qtnf_cmd_send(mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(mac->bus);
return ret;
}
int qtnf_cmd_send_init_fw(struct qtnf_bus *bus)
{
struct sk_buff *cmd_skb;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
QLINK_CMD_FW_INIT,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(bus);
ret = qtnf_cmd_send(bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(bus);
return ret;
}
void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus)
{
struct sk_buff *cmd_skb;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
QLINK_CMD_FW_DEINIT,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return;
qtnf_bus_lock(bus);
qtnf_cmd_send(bus, cmd_skb);
qtnf_bus_unlock(bus);
}
int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
const u8 *mac_addr, struct key_params *params)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_add_key *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_ADD_KEY,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_add_key *)cmd_skb->data;
if (mac_addr)
ether_addr_copy(cmd->addr, mac_addr);
else
eth_broadcast_addr(cmd->addr);
cmd->cipher = cpu_to_le32(params->cipher);
cmd->key_index = key_index;
cmd->pairwise = pairwise;
if (params->key && params->key_len > 0)
qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY,
params->key,
params->key_len);
if (params->seq && params->seq_len > 0)
qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ,
params->seq,
params->seq_len);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
const u8 *mac_addr)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_del_key *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_DEL_KEY,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_del_key *)cmd_skb->data;
if (mac_addr)
ether_addr_copy(cmd->addr, mac_addr);
else
eth_broadcast_addr(cmd->addr);
cmd->key_index = key_index;
cmd->pairwise = pairwise;
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index,
bool unicast, bool multicast)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_set_def_key *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_SET_DEFAULT_KEY,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data;
cmd->key_index = key_index;
cmd->unicast = unicast;
cmd->multicast = multicast;
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_set_def_mgmt_key *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_SET_DEFAULT_MGMT_KEY,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data;
cmd->key_index = key_index;
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
static u32 qtnf_encode_sta_flags(u32 flags)
{
u32 code = 0;
if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED))
code |= QLINK_STA_FLAG_AUTHORIZED;
if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
code |= QLINK_STA_FLAG_SHORT_PREAMBLE;
if (flags & BIT(NL80211_STA_FLAG_WME))
code |= QLINK_STA_FLAG_WME;
if (flags & BIT(NL80211_STA_FLAG_MFP))
code |= QLINK_STA_FLAG_MFP;
if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED))
code |= QLINK_STA_FLAG_AUTHENTICATED;
if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER))
code |= QLINK_STA_FLAG_TDLS_PEER;
if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED))
code |= QLINK_STA_FLAG_ASSOCIATED;
return code;
}
int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac,
struct station_parameters *params)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_change_sta *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_CHANGE_STA,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_change_sta *)cmd_skb->data;
ether_addr_copy(cmd->sta_addr, mac);
cmd->flag_update.mask =
cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask));
cmd->flag_update.value =
cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set));
switch (vif->wdev.iftype) {
case NL80211_IFTYPE_AP:
cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP);
break;
case NL80211_IFTYPE_STATION:
cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
break;
default:
pr_err("unsupported iftype %d\n", vif->wdev.iftype);
ret = -EINVAL;
goto out;
}
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_del_sta(struct qtnf_vif *vif,
struct station_del_parameters *params)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_del_sta *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_DEL_STA,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_del_sta *)cmd_skb->data;
if (params->mac)
ether_addr_copy(cmd->sta_addr, params->mac);
else
eth_broadcast_addr(cmd->sta_addr); /* flush all stations */
cmd->subtype = params->subtype;
cmd->reason_code = cpu_to_le16(params->reason_code);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
static void qtnf_cmd_channel_tlv_add(struct sk_buff *cmd_skb,
const struct ieee80211_channel *sc)
{
struct qlink_tlv_channel *qchan;
u32 flags = 0;
qchan = skb_put_zero(cmd_skb, sizeof(*qchan));
qchan->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL);
qchan->hdr.len = cpu_to_le16(sizeof(*qchan) - sizeof(qchan->hdr));
qchan->chan.center_freq = cpu_to_le16(sc->center_freq);
qchan->chan.hw_value = cpu_to_le16(sc->hw_value);
if (sc->flags & IEEE80211_CHAN_NO_IR)
flags |= QLINK_CHAN_NO_IR;
if (sc->flags & IEEE80211_CHAN_RADAR)
flags |= QLINK_CHAN_RADAR;
qchan->chan.flags = cpu_to_le32(flags);
}
static void qtnf_cmd_randmac_tlv_add(struct sk_buff *cmd_skb,
const u8 *mac_addr,
const u8 *mac_addr_mask)
{
struct qlink_random_mac_addr *randmac;
struct qlink_tlv_hdr *hdr =
skb_put(cmd_skb, sizeof(*hdr) + sizeof(*randmac));
hdr->type = cpu_to_le16(QTN_TLV_ID_RANDOM_MAC_ADDR);
hdr->len = cpu_to_le16(sizeof(*randmac));
randmac = (struct qlink_random_mac_addr *)hdr->val;
memcpy(randmac->mac_addr, mac_addr, ETH_ALEN);
memcpy(randmac->mac_addr_mask, mac_addr_mask, ETH_ALEN);
}
int qtnf_cmd_send_scan(struct qtnf_wmac *mac)
{
struct sk_buff *cmd_skb;
struct ieee80211_channel *sc;
struct cfg80211_scan_request *scan_req = mac->scan_req;
int n_channels;
int count = 0;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
QLINK_CMD_SCAN,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(mac->bus);
if (scan_req->n_ssids != 0) {
while (count < scan_req->n_ssids) {
qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID,
scan_req->ssids[count].ssid,
scan_req->ssids[count].ssid_len);
count++;
}
}
if (scan_req->ie_len != 0)
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_REQ,
scan_req->ie, scan_req->ie_len);
if (scan_req->n_channels) {
n_channels = scan_req->n_channels;
count = 0;
while (n_channels != 0) {
sc = scan_req->channels[count];
if (sc->flags & IEEE80211_CHAN_DISABLED) {
n_channels--;
continue;
}
pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n",
mac->macid, sc->hw_value, sc->center_freq,
sc->flags);
qtnf_cmd_channel_tlv_add(cmd_skb, sc);
n_channels--;
count++;
}
}
if (scan_req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
pr_debug("MAC%u: scan with random addr=%pM, mask=%pM\n",
mac->macid,
scan_req->mac_addr, scan_req->mac_addr_mask);
qtnf_cmd_randmac_tlv_add(cmd_skb, scan_req->mac_addr,
scan_req->mac_addr_mask);
}
if (scan_req->flags & NL80211_SCAN_FLAG_FLUSH) {
pr_debug("MAC%u: flush cache before scan\n", mac->macid);
qtnf_cmd_skb_put_tlv_tag(cmd_skb, QTN_TLV_ID_SCAN_FLUSH);
}
if (scan_req->duration) {
pr_debug("MAC%u: %s scan duration %u\n", mac->macid,
scan_req->duration_mandatory ? "mandatory" : "max",
scan_req->duration);
qtnf_cmd_skb_put_tlv_u16(cmd_skb, QTN_TLV_ID_SCAN_DWELL,
scan_req->duration);
}
ret = qtnf_cmd_send(mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(mac->bus);
return ret;
}
int qtnf_cmd_send_connect(struct qtnf_vif *vif,
struct cfg80211_connect_params *sme)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_connect *cmd;
struct qlink_auth_encr *aen;
int ret;
int i;
u32 connect_flags = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_CONNECT,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_connect *)cmd_skb->data;
ether_addr_copy(cmd->bssid, vif->bssid);
if (sme->bssid_hint)
ether_addr_copy(cmd->bssid_hint, sme->bssid_hint);
else
eth_zero_addr(cmd->bssid_hint);
if (sme->prev_bssid)
ether_addr_copy(cmd->prev_bssid, sme->prev_bssid);
else
eth_zero_addr(cmd->prev_bssid);
if ((sme->bg_scan_period >= 0) &&
(sme->bg_scan_period <= SHRT_MAX))
cmd->bg_scan_period = cpu_to_le16(sme->bg_scan_period);
else
cmd->bg_scan_period = cpu_to_le16(-1); /* use default value */
if (sme->flags & ASSOC_REQ_DISABLE_HT)
connect_flags |= QLINK_STA_CONNECT_DISABLE_HT;
if (sme->flags & ASSOC_REQ_DISABLE_VHT)
connect_flags |= QLINK_STA_CONNECT_DISABLE_VHT;
if (sme->flags & ASSOC_REQ_USE_RRM)
connect_flags |= QLINK_STA_CONNECT_USE_RRM;
cmd->flags = cpu_to_le32(connect_flags);
memcpy(&cmd->ht_capa, &sme->ht_capa, sizeof(cmd->ht_capa));
memcpy(&cmd->ht_capa_mask, &sme->ht_capa_mask,
sizeof(cmd->ht_capa_mask));
memcpy(&cmd->vht_capa, &sme->vht_capa, sizeof(cmd->vht_capa));
memcpy(&cmd->vht_capa_mask, &sme->vht_capa_mask,
sizeof(cmd->vht_capa_mask));
cmd->pbss = sme->pbss;
aen = &cmd->aen;
aen->auth_type = sme->auth_type;
aen->privacy = !!sme->privacy;
cmd->mfp = sme->mfp;
aen->wpa_versions = cpu_to_le32(sme->crypto.wpa_versions);
aen->cipher_group = cpu_to_le32(sme->crypto.cipher_group);
aen->n_ciphers_pairwise = cpu_to_le32(sme->crypto.n_ciphers_pairwise);
for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
aen->ciphers_pairwise[i] =
cpu_to_le32(sme->crypto.ciphers_pairwise[i]);
aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites);
for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]);
aen->control_port = sme->crypto.control_port;
aen->control_port_no_encrypt =
sme->crypto.control_port_no_encrypt;
aen->control_port_ethertype =
cpu_to_le16(be16_to_cpu(sme->crypto.control_port_ethertype));
qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, sme->ssid,
sme->ssid_len);
if (sme->ie_len != 0)
qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_REQ,
sme->ie, sme->ie_len);
if (sme->channel)
qtnf_cmd_channel_tlv_add(cmd_skb, sme->channel);
qtnf_bus_lock(vif->mac->bus);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_disconnect *cmd;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_DISCONNECT,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(vif->mac->bus);
cmd = (struct qlink_cmd_disconnect *)cmd_skb->data;
cmd->reason = cpu_to_le16(reason_code);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up)
{
struct sk_buff *cmd_skb;
struct qlink_cmd_updown *cmd;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_UPDOWN_INTF,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_updown *)cmd_skb->data;
cmd->if_up = !!up;
qtnf_bus_lock(vif->mac->bus);
ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(vif->mac->bus);
return ret;
}
int qtnf_cmd_reg_notify(struct qtnf_bus *bus, struct regulatory_request *req)
{
struct sk_buff *cmd_skb;
int ret;
struct qlink_cmd_reg_notify *cmd;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
QLINK_CMD_REG_NOTIFY,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_reg_notify *)cmd_skb->data;
cmd->alpha2[0] = req->alpha2[0];
cmd->alpha2[1] = req->alpha2[1];
switch (req->initiator) {
case NL80211_REGDOM_SET_BY_CORE:
cmd->initiator = QLINK_REGDOM_SET_BY_CORE;
break;
case NL80211_REGDOM_SET_BY_USER:
cmd->initiator = QLINK_REGDOM_SET_BY_USER;
break;
case NL80211_REGDOM_SET_BY_DRIVER:
cmd->initiator = QLINK_REGDOM_SET_BY_DRIVER;
break;
case NL80211_REGDOM_SET_BY_COUNTRY_IE:
cmd->initiator = QLINK_REGDOM_SET_BY_COUNTRY_IE;
break;
}
switch (req->user_reg_hint_type) {
case NL80211_USER_REG_HINT_USER:
cmd->user_reg_hint_type = QLINK_USER_REG_HINT_USER;
break;
case NL80211_USER_REG_HINT_CELL_BASE:
cmd->user_reg_hint_type = QLINK_USER_REG_HINT_CELL_BASE;
break;
case NL80211_USER_REG_HINT_INDOOR:
cmd->user_reg_hint_type = QLINK_USER_REG_HINT_INDOOR;
break;
}
qtnf_bus_lock(bus);
ret = qtnf_cmd_send(bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(bus);
return ret;
}
int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u16 channel,
struct qtnf_chan_stats *stats)
{
struct sk_buff *cmd_skb, *resp_skb = NULL;
struct qlink_cmd_get_chan_stats *cmd;
struct qlink_resp_get_chan_stats *resp;
size_t var_data_len = 0;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
QLINK_CMD_CHAN_STATS,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(mac->bus);
cmd = (struct qlink_cmd_get_chan_stats *)cmd_skb->data;
cmd->channel = cpu_to_le16(channel);
ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
sizeof(*resp), &var_data_len);
if (ret)
goto out;
resp = (struct qlink_resp_get_chan_stats *)resp_skb->data;
ret = qtnf_cmd_resp_proc_chan_stat_info(stats, resp->info,
var_data_len);
out:
qtnf_bus_unlock(mac->bus);
consume_skb(resp_skb);
return ret;
}
int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif,
struct cfg80211_csa_settings *params)
{
struct qtnf_wmac *mac = vif->mac;
struct qlink_cmd_chan_switch *cmd;
struct sk_buff *cmd_skb;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, vif->vifid,
QLINK_CMD_CHAN_SWITCH,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(mac->bus);
cmd = (struct qlink_cmd_chan_switch *)cmd_skb->data;
cmd->channel = cpu_to_le16(params->chandef.chan->hw_value);
cmd->radar_required = params->radar_required;
cmd->block_tx = params->block_tx;
cmd->beacon_count = params->count;
ret = qtnf_cmd_send(mac->bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(mac->bus);
return ret;
}
int qtnf_cmd_get_channel(struct qtnf_vif *vif, struct cfg80211_chan_def *chdef)
{
struct qtnf_bus *bus = vif->mac->bus;
const struct qlink_resp_channel_get *resp;
struct sk_buff *cmd_skb;
struct sk_buff *resp_skb = NULL;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_CHAN_GET,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(bus);
ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
sizeof(*resp), NULL);
if (ret)
goto out;
resp = (const struct qlink_resp_channel_get *)resp_skb->data;
qlink_chandef_q2cfg(priv_to_wiphy(vif->mac), &resp->chan, chdef);
out:
qtnf_bus_unlock(bus);
consume_skb(resp_skb);
return ret;
}
int qtnf_cmd_start_cac(const struct qtnf_vif *vif,
const struct cfg80211_chan_def *chdef,
u32 cac_time_ms)
{
struct qtnf_bus *bus = vif->mac->bus;
struct sk_buff *cmd_skb;
struct qlink_cmd_start_cac *cmd;
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_START_CAC,
sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_start_cac *)cmd_skb->data;
cmd->cac_time_ms = cpu_to_le32(cac_time_ms);
qlink_chandef_cfg2q(chdef, &cmd->chan);
qtnf_bus_lock(bus);
ret = qtnf_cmd_send(bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(bus);
return ret;
}
int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif,
const struct cfg80211_acl_data *params)
{
struct qtnf_bus *bus = vif->mac->bus;
struct sk_buff *cmd_skb;
struct qlink_tlv_hdr *tlv;
size_t acl_size = qtnf_cmd_acl_data_size(params);
int ret;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_SET_MAC_ACL,
sizeof(struct qlink_cmd));
if (!cmd_skb)
return -ENOMEM;
tlv = skb_put(cmd_skb, sizeof(*tlv) + acl_size);
tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
tlv->len = cpu_to_le16(acl_size);
qlink_acl_data_cfg2q(params, (struct qlink_acl_data *)tlv->val);
qtnf_bus_lock(bus);
ret = qtnf_cmd_send(bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(bus);
return ret;
}
int qtnf_cmd_send_pm_set(const struct qtnf_vif *vif, u8 pm_mode, int timeout)
{
struct qtnf_bus *bus = vif->mac->bus;
struct sk_buff *cmd_skb;
struct qlink_cmd_pm_set *cmd;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_PM_SET, sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
cmd = (struct qlink_cmd_pm_set *)cmd_skb->data;
cmd->pm_mode = pm_mode;
cmd->pm_standby_timer = cpu_to_le32(timeout);
qtnf_bus_lock(bus);
ret = qtnf_cmd_send(bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(bus);
return ret;
}
int qtnf_cmd_send_wowlan_set(const struct qtnf_vif *vif,
const struct cfg80211_wowlan *wowl)
{
struct qtnf_bus *bus = vif->mac->bus;
struct sk_buff *cmd_skb;
struct qlink_cmd_wowlan_set *cmd;
u32 triggers = 0;
int count = 0;
int ret = 0;
cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
QLINK_CMD_WOWLAN_SET, sizeof(*cmd));
if (!cmd_skb)
return -ENOMEM;
qtnf_bus_lock(bus);
cmd = (struct qlink_cmd_wowlan_set *)cmd_skb->data;
if (wowl) {
if (wowl->disconnect)
triggers |= QLINK_WOWLAN_TRIG_DISCONNECT;
if (wowl->magic_pkt)
triggers |= QLINK_WOWLAN_TRIG_MAGIC_PKT;
if (wowl->n_patterns && wowl->patterns) {
triggers |= QLINK_WOWLAN_TRIG_PATTERN_PKT;
while (count < wowl->n_patterns) {
qtnf_cmd_skb_put_tlv_arr(cmd_skb,
QTN_TLV_ID_WOWLAN_PATTERN,
wowl->patterns[count].pattern,
wowl->patterns[count].pattern_len);
count++;
}
}
}
cmd->triggers = cpu_to_le32(triggers);
ret = qtnf_cmd_send(bus, cmd_skb);
if (ret)
goto out;
out:
qtnf_bus_unlock(bus);
return ret;
}
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