Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 196 insertions, 0 deletions

diff --git a/drivers/net/wireless/quantenna/qtnfmac/qlink_util.c b/drivers/net/wireless/quantenna/qtnfmac/qlink_util.c
new file mode 100644
index 000000000..aeeda81b0
--- /dev/null
+++ b/drivers/net/wireless/quantenna/qtnfmac/qlink_util.c
@@ -0,0 +1,196 @@
+/*
+ * 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/nl80211.h>
+
+#include "qlink_util.h"
+
+u16 qlink_iface_type_to_nl_mask(u16 qlink_type)
+{
+	u16 result = 0;
+
+	switch (qlink_type) {
+	case QLINK_IFTYPE_AP:
+		result |= BIT(NL80211_IFTYPE_AP);
+		break;
+	case QLINK_IFTYPE_STATION:
+		result |= BIT(NL80211_IFTYPE_STATION);
+		break;
+	case QLINK_IFTYPE_ADHOC:
+		result |= BIT(NL80211_IFTYPE_ADHOC);
+		break;
+	case QLINK_IFTYPE_MONITOR:
+		result |= BIT(NL80211_IFTYPE_MONITOR);
+		break;
+	case QLINK_IFTYPE_WDS:
+		result |= BIT(NL80211_IFTYPE_WDS);
+		break;
+	case QLINK_IFTYPE_AP_VLAN:
+		result |= BIT(NL80211_IFTYPE_AP_VLAN);
+		break;
+	}
+
+	return result;
+}
+
+u8 qlink_chan_width_mask_to_nl(u16 qlink_mask)
+{
+	u8 result = 0;
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_5))
+		result |= BIT(NL80211_CHAN_WIDTH_5);
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_10))
+		result |= BIT(NL80211_CHAN_WIDTH_10);
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_20_NOHT))
+		result |= BIT(NL80211_CHAN_WIDTH_20_NOHT);
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_20))
+		result |= BIT(NL80211_CHAN_WIDTH_20);
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_40))
+		result |= BIT(NL80211_CHAN_WIDTH_40);
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_80))
+		result |= BIT(NL80211_CHAN_WIDTH_80);
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_80P80))
+		result |= BIT(NL80211_CHAN_WIDTH_80P80);
+
+	if (qlink_mask & BIT(QLINK_CHAN_WIDTH_160))
+		result |= BIT(NL80211_CHAN_WIDTH_160);
+
+	return result;
+}
+
+static enum nl80211_chan_width qlink_chanwidth_to_nl(u8 qlw)
+{
+	switch (qlw) {
+	case QLINK_CHAN_WIDTH_20_NOHT:
+		return NL80211_CHAN_WIDTH_20_NOHT;
+	case QLINK_CHAN_WIDTH_20:
+		return NL80211_CHAN_WIDTH_20;
+	case QLINK_CHAN_WIDTH_40:
+		return NL80211_CHAN_WIDTH_40;
+	case QLINK_CHAN_WIDTH_80:
+		return NL80211_CHAN_WIDTH_80;
+	case QLINK_CHAN_WIDTH_80P80:
+		return NL80211_CHAN_WIDTH_80P80;
+	case QLINK_CHAN_WIDTH_160:
+		return NL80211_CHAN_WIDTH_160;
+	case QLINK_CHAN_WIDTH_5:
+		return NL80211_CHAN_WIDTH_5;
+	case QLINK_CHAN_WIDTH_10:
+		return NL80211_CHAN_WIDTH_10;
+	default:
+		return -1;
+	}
+}
+
+static u8 qlink_chanwidth_nl_to_qlink(enum nl80211_chan_width nlwidth)
+{
+	switch (nlwidth) {
+	case NL80211_CHAN_WIDTH_20_NOHT:
+		return QLINK_CHAN_WIDTH_20_NOHT;
+	case NL80211_CHAN_WIDTH_20:
+		return QLINK_CHAN_WIDTH_20;
+	case NL80211_CHAN_WIDTH_40:
+		return QLINK_CHAN_WIDTH_40;
+	case NL80211_CHAN_WIDTH_80:
+		return QLINK_CHAN_WIDTH_80;
+	case NL80211_CHAN_WIDTH_80P80:
+		return QLINK_CHAN_WIDTH_80P80;
+	case NL80211_CHAN_WIDTH_160:
+		return QLINK_CHAN_WIDTH_160;
+	case NL80211_CHAN_WIDTH_5:
+		return QLINK_CHAN_WIDTH_5;
+	case NL80211_CHAN_WIDTH_10:
+		return QLINK_CHAN_WIDTH_10;
+	default:
+		return -1;
+	}
+}
+
+void qlink_chandef_q2cfg(struct wiphy *wiphy,
+			 const struct qlink_chandef *qch,
+			 struct cfg80211_chan_def *chdef)
+{
+	struct ieee80211_channel *chan;
+
+	chan = ieee80211_get_channel(wiphy, le16_to_cpu(qch->chan.center_freq));
+
+	chdef->chan = chan;
+	chdef->center_freq1 = le16_to_cpu(qch->center_freq1);
+	chdef->center_freq2 = le16_to_cpu(qch->center_freq2);
+	chdef->width = qlink_chanwidth_to_nl(qch->width);
+}
+
+void qlink_chandef_cfg2q(const struct cfg80211_chan_def *chdef,
+			 struct qlink_chandef *qch)
+{
+	struct ieee80211_channel *chan = chdef->chan;
+
+	qch->chan.hw_value = cpu_to_le16(chan->hw_value);
+	qch->chan.center_freq = cpu_to_le16(chan->center_freq);
+	qch->chan.flags = cpu_to_le32(chan->flags);
+
+	qch->center_freq1 = cpu_to_le16(chdef->center_freq1);
+	qch->center_freq2 = cpu_to_le16(chdef->center_freq2);
+	qch->width = qlink_chanwidth_nl_to_qlink(chdef->width);
+}
+
+enum qlink_hidden_ssid qlink_hidden_ssid_nl2q(enum nl80211_hidden_ssid nl_val)
+{
+	switch (nl_val) {
+	case NL80211_HIDDEN_SSID_ZERO_LEN:
+		return QLINK_HIDDEN_SSID_ZERO_LEN;
+	case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
+		return QLINK_HIDDEN_SSID_ZERO_CONTENTS;
+	case NL80211_HIDDEN_SSID_NOT_IN_USE:
+	default:
+		return QLINK_HIDDEN_SSID_NOT_IN_USE;
+	}
+}
+
+bool qtnf_utils_is_bit_set(const u8 *arr, unsigned int bit,
+			   unsigned int arr_max_len)
+{
+	unsigned int idx = bit / BITS_PER_BYTE;
+	u8 mask = 1 << (bit - (idx * BITS_PER_BYTE));
+
+	if (idx >= arr_max_len)
+		return false;
+
+	return arr[idx] & mask;
+}
+
+void qlink_acl_data_cfg2q(const struct cfg80211_acl_data *acl,
+			  struct qlink_acl_data *qacl)
+{
+	switch (acl->acl_policy) {
+	case NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED:
+		qacl->policy =
+			cpu_to_le32(QLINK_ACL_POLICY_ACCEPT_UNLESS_LISTED);
+		break;
+	case NL80211_ACL_POLICY_DENY_UNLESS_LISTED:
+		qacl->policy = cpu_to_le32(QLINK_ACL_POLICY_DENY_UNLESS_LISTED);
+		break;
+	}
+
+	qacl->num_entries = cpu_to_le32(acl->n_acl_entries);
+	memcpy(qacl->mac_addrs, acl->mac_addrs,
+	       acl->n_acl_entries * sizeof(*qacl->mac_addrs));
+}