302 lines
7.3 KiB
C
302 lines
7.3 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
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/* Copyright (c) 2015-2016 Quantenna Communications. All rights reserved. */
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#include <linux/nl80211.h>
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#include "qlink_util.h"
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u16 qlink_iface_type_to_nl_mask(u16 qlink_type)
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{
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u16 result = 0;
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switch (qlink_type) {
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case QLINK_IFTYPE_AP:
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result |= BIT(NL80211_IFTYPE_AP);
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break;
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case QLINK_IFTYPE_STATION:
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result |= BIT(NL80211_IFTYPE_STATION);
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break;
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case QLINK_IFTYPE_ADHOC:
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result |= BIT(NL80211_IFTYPE_ADHOC);
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break;
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case QLINK_IFTYPE_MONITOR:
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result |= BIT(NL80211_IFTYPE_MONITOR);
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break;
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case QLINK_IFTYPE_WDS:
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result |= BIT(NL80211_IFTYPE_WDS);
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break;
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case QLINK_IFTYPE_AP_VLAN:
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result |= BIT(NL80211_IFTYPE_AP_VLAN);
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break;
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}
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return result;
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}
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u8 qlink_chan_width_mask_to_nl(u16 qlink_mask)
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{
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u8 result = 0;
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_5))
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result |= BIT(NL80211_CHAN_WIDTH_5);
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_10))
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result |= BIT(NL80211_CHAN_WIDTH_10);
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_20_NOHT))
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result |= BIT(NL80211_CHAN_WIDTH_20_NOHT);
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_20))
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result |= BIT(NL80211_CHAN_WIDTH_20);
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_40))
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result |= BIT(NL80211_CHAN_WIDTH_40);
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_80))
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result |= BIT(NL80211_CHAN_WIDTH_80);
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_80P80))
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result |= BIT(NL80211_CHAN_WIDTH_80P80);
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if (qlink_mask & BIT(QLINK_CHAN_WIDTH_160))
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result |= BIT(NL80211_CHAN_WIDTH_160);
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return result;
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}
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static enum nl80211_chan_width qlink_chanwidth_to_nl(u8 qlw)
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{
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switch (qlw) {
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case QLINK_CHAN_WIDTH_20_NOHT:
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return NL80211_CHAN_WIDTH_20_NOHT;
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case QLINK_CHAN_WIDTH_20:
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return NL80211_CHAN_WIDTH_20;
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case QLINK_CHAN_WIDTH_40:
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return NL80211_CHAN_WIDTH_40;
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case QLINK_CHAN_WIDTH_80:
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return NL80211_CHAN_WIDTH_80;
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case QLINK_CHAN_WIDTH_80P80:
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return NL80211_CHAN_WIDTH_80P80;
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case QLINK_CHAN_WIDTH_160:
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return NL80211_CHAN_WIDTH_160;
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case QLINK_CHAN_WIDTH_5:
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return NL80211_CHAN_WIDTH_5;
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case QLINK_CHAN_WIDTH_10:
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return NL80211_CHAN_WIDTH_10;
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default:
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return -1;
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}
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}
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static u8 qlink_chanwidth_nl_to_qlink(enum nl80211_chan_width nlwidth)
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{
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switch (nlwidth) {
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case NL80211_CHAN_WIDTH_20_NOHT:
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return QLINK_CHAN_WIDTH_20_NOHT;
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case NL80211_CHAN_WIDTH_20:
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return QLINK_CHAN_WIDTH_20;
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case NL80211_CHAN_WIDTH_40:
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return QLINK_CHAN_WIDTH_40;
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case NL80211_CHAN_WIDTH_80:
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return QLINK_CHAN_WIDTH_80;
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case NL80211_CHAN_WIDTH_80P80:
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return QLINK_CHAN_WIDTH_80P80;
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case NL80211_CHAN_WIDTH_160:
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return QLINK_CHAN_WIDTH_160;
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case NL80211_CHAN_WIDTH_5:
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return QLINK_CHAN_WIDTH_5;
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case NL80211_CHAN_WIDTH_10:
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return QLINK_CHAN_WIDTH_10;
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default:
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return -1;
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}
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}
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void qlink_chandef_q2cfg(struct wiphy *wiphy,
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const struct qlink_chandef *qch,
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struct cfg80211_chan_def *chdef)
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{
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struct ieee80211_channel *chan;
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chan = ieee80211_get_channel(wiphy, le16_to_cpu(qch->chan.center_freq));
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chdef->chan = chan;
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chdef->center_freq1 = le16_to_cpu(qch->center_freq1);
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chdef->center_freq2 = le16_to_cpu(qch->center_freq2);
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chdef->width = qlink_chanwidth_to_nl(qch->width);
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}
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void qlink_chandef_cfg2q(const struct cfg80211_chan_def *chdef,
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struct qlink_chandef *qch)
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{
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struct ieee80211_channel *chan = chdef->chan;
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qch->chan.hw_value = cpu_to_le16(chan->hw_value);
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qch->chan.center_freq = cpu_to_le16(chan->center_freq);
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qch->chan.flags = cpu_to_le32(chan->flags);
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qch->center_freq1 = cpu_to_le16(chdef->center_freq1);
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qch->center_freq2 = cpu_to_le16(chdef->center_freq2);
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qch->width = qlink_chanwidth_nl_to_qlink(chdef->width);
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}
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enum qlink_hidden_ssid qlink_hidden_ssid_nl2q(enum nl80211_hidden_ssid nl_val)
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{
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switch (nl_val) {
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case NL80211_HIDDEN_SSID_ZERO_LEN:
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return QLINK_HIDDEN_SSID_ZERO_LEN;
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case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
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return QLINK_HIDDEN_SSID_ZERO_CONTENTS;
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case NL80211_HIDDEN_SSID_NOT_IN_USE:
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default:
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return QLINK_HIDDEN_SSID_NOT_IN_USE;
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}
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}
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bool qtnf_utils_is_bit_set(const u8 *arr, unsigned int bit,
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unsigned int arr_max_len)
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{
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unsigned int idx = bit / BITS_PER_BYTE;
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u8 mask = 1 << (bit - (idx * BITS_PER_BYTE));
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if (idx >= arr_max_len)
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return false;
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return arr[idx] & mask;
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}
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void qlink_acl_data_cfg2q(const struct cfg80211_acl_data *acl,
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struct qlink_acl_data *qacl)
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{
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switch (acl->acl_policy) {
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case NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED:
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qacl->policy =
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cpu_to_le32(QLINK_ACL_POLICY_ACCEPT_UNLESS_LISTED);
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break;
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case NL80211_ACL_POLICY_DENY_UNLESS_LISTED:
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qacl->policy = cpu_to_le32(QLINK_ACL_POLICY_DENY_UNLESS_LISTED);
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break;
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}
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qacl->num_entries = cpu_to_le32(acl->n_acl_entries);
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memcpy(qacl->mac_addrs, acl->mac_addrs,
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acl->n_acl_entries * sizeof(*qacl->mac_addrs));
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}
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enum qlink_band qlink_utils_band_cfg2q(enum nl80211_band band)
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{
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switch (band) {
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case NL80211_BAND_2GHZ:
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return QLINK_BAND_2GHZ;
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case NL80211_BAND_5GHZ:
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return QLINK_BAND_5GHZ;
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case NL80211_BAND_60GHZ:
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return QLINK_BAND_60GHZ;
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default:
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return -EINVAL;
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}
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}
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enum qlink_dfs_state qlink_utils_dfs_state_cfg2q(enum nl80211_dfs_state state)
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{
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switch (state) {
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case NL80211_DFS_USABLE:
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return QLINK_DFS_USABLE;
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case NL80211_DFS_AVAILABLE:
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return QLINK_DFS_AVAILABLE;
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case NL80211_DFS_UNAVAILABLE:
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default:
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return QLINK_DFS_UNAVAILABLE;
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}
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}
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u32 qlink_utils_chflags_cfg2q(u32 cfgflags)
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{
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u32 flags = 0;
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if (cfgflags & IEEE80211_CHAN_DISABLED)
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flags |= QLINK_CHAN_DISABLED;
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if (cfgflags & IEEE80211_CHAN_NO_IR)
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flags |= QLINK_CHAN_NO_IR;
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if (cfgflags & IEEE80211_CHAN_RADAR)
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flags |= QLINK_CHAN_RADAR;
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if (cfgflags & IEEE80211_CHAN_NO_HT40PLUS)
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flags |= QLINK_CHAN_NO_HT40PLUS;
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if (cfgflags & IEEE80211_CHAN_NO_HT40MINUS)
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flags |= QLINK_CHAN_NO_HT40MINUS;
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if (cfgflags & IEEE80211_CHAN_NO_80MHZ)
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flags |= QLINK_CHAN_NO_80MHZ;
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if (cfgflags & IEEE80211_CHAN_NO_160MHZ)
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flags |= QLINK_CHAN_NO_160MHZ;
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return flags;
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}
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static u32 qtnf_reg_rule_flags_parse(u32 qflags)
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{
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u32 flags = 0;
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if (qflags & QLINK_RRF_NO_OFDM)
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flags |= NL80211_RRF_NO_OFDM;
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if (qflags & QLINK_RRF_NO_CCK)
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flags |= NL80211_RRF_NO_CCK;
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if (qflags & QLINK_RRF_NO_INDOOR)
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flags |= NL80211_RRF_NO_INDOOR;
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if (qflags & QLINK_RRF_NO_OUTDOOR)
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flags |= NL80211_RRF_NO_OUTDOOR;
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if (qflags & QLINK_RRF_DFS)
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flags |= NL80211_RRF_DFS;
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if (qflags & QLINK_RRF_PTP_ONLY)
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flags |= NL80211_RRF_PTP_ONLY;
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if (qflags & QLINK_RRF_PTMP_ONLY)
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flags |= NL80211_RRF_PTMP_ONLY;
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if (qflags & QLINK_RRF_NO_IR)
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flags |= NL80211_RRF_NO_IR;
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if (qflags & QLINK_RRF_AUTO_BW)
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flags |= NL80211_RRF_AUTO_BW;
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if (qflags & QLINK_RRF_IR_CONCURRENT)
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flags |= NL80211_RRF_IR_CONCURRENT;
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if (qflags & QLINK_RRF_NO_HT40MINUS)
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flags |= NL80211_RRF_NO_HT40MINUS;
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if (qflags & QLINK_RRF_NO_HT40PLUS)
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flags |= NL80211_RRF_NO_HT40PLUS;
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if (qflags & QLINK_RRF_NO_80MHZ)
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flags |= NL80211_RRF_NO_80MHZ;
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if (qflags & QLINK_RRF_NO_160MHZ)
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flags |= NL80211_RRF_NO_160MHZ;
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return flags;
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}
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void qlink_utils_regrule_q2nl(struct ieee80211_reg_rule *rule,
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const struct qlink_tlv_reg_rule *tlv)
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{
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rule->freq_range.start_freq_khz = le32_to_cpu(tlv->start_freq_khz);
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rule->freq_range.end_freq_khz = le32_to_cpu(tlv->end_freq_khz);
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rule->freq_range.max_bandwidth_khz =
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le32_to_cpu(tlv->max_bandwidth_khz);
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rule->power_rule.max_antenna_gain = le32_to_cpu(tlv->max_antenna_gain);
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rule->power_rule.max_eirp = le32_to_cpu(tlv->max_eirp);
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rule->dfs_cac_ms = le32_to_cpu(tlv->dfs_cac_ms);
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rule->flags = qtnf_reg_rule_flags_parse(le32_to_cpu(tlv->flags));
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}
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