All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH v5 1/5] netdev: parse rates in netdev_get_station
@ 2021-01-14 20:54 James Prestwood
  2021-01-14 20:54 ` [PATCH v5 2/5] netdev: parse expected throughput " James Prestwood
                   ` (4 more replies)
  0 siblings, 5 replies; 9+ messages in thread
From: James Prestwood @ 2021-01-14 20:54 UTC (permalink / raw)
  To: iwd

[-- Attachment #1: Type: text/plain, Size: 3656 bytes --]

---
 src/netdev.c | 94 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/netdev.h | 18 ++++++++++
 2 files changed, 112 insertions(+)

v5:
 * Renamed some station_info members

diff --git a/src/netdev.c b/src/netdev.c
index 2c88e648..7d36eb77 100644
--- a/src/netdev.c
+++ b/src/netdev.c
@@ -368,11 +368,74 @@ int netdev_set_powered(struct netdev *netdev, bool powered,
 	return 0;
 }
 
+static bool netdev_parse_bitrate(struct l_genl_attr *attr,
+					enum netdev_mcs_type *type_out,
+					uint32_t *rate_out,
+					uint8_t *mcs_out)
+{
+	uint16_t type, len;
+	const void *data;
+	uint32_t rate = 0;
+	uint8_t mcs = 0;
+	enum netdev_mcs_type mcs_type = NETDEV_MCS_TYPE_NONE;
+
+	while (l_genl_attr_next(attr, &type, &len, &data)) {
+		switch (type) {
+		case NL80211_RATE_INFO_BITRATE32:
+			if (len != 4)
+				return false;
+
+			rate = l_get_u32(data);
+
+			break;
+
+		case NL80211_RATE_INFO_MCS:
+			if (len != 1)
+				return false;
+
+			mcs = l_get_u8(data);
+			mcs_type = NETDEV_MCS_TYPE_HT;
+
+			break;
+
+		case NL80211_RATE_INFO_VHT_MCS:
+			if (len != 1)
+				return false;
+
+			mcs = l_get_u8(data);
+			mcs_type = NETDEV_MCS_TYPE_VHT;
+
+			break;
+
+		case NL80211_RATE_INFO_HE_MCS:
+			if (len != 1)
+				return false;
+
+			mcs = l_get_u8(data);
+			mcs_type = NETDEV_MCS_TYPE_HE;
+
+			break;
+		}
+	}
+
+	if (!rate)
+		return false;
+
+	*type_out = mcs_type;
+	*rate_out = rate;
+
+	if (mcs_type != NETDEV_MCS_TYPE_NONE)
+		*mcs_out = mcs;
+
+	return true;
+}
+
 static bool netdev_parse_sta_info(struct l_genl_attr *attr,
 					struct netdev_station_info *info)
 {
 	uint16_t type, len;
 	const void *data;
+	struct l_genl_attr nested;
 
 	while (l_genl_attr_next(attr, &type, &len, &data)) {
 		switch (type) {
@@ -383,6 +446,37 @@ static bool netdev_parse_sta_info(struct l_genl_attr *attr,
 			info->cur_rssi = *(const int8_t *) data;
 			info->have_cur_rssi = true;
 
+			break;
+		case NL80211_STA_INFO_RX_BITRATE:
+			if (!l_genl_attr_recurse(attr, &nested))
+				return false;
+
+			if (!netdev_parse_bitrate(&nested, &info->rx_mcs_type,
+							&info->rx_bitrate,
+							&info->rx_mcs))
+				return false;
+
+			info->have_rx_bitrate = true;
+
+			if (info->rx_mcs_type != NETDEV_MCS_TYPE_NONE)
+				info->have_rx_mcs = true;
+
+			break;
+
+		case NL80211_STA_INFO_TX_BITRATE:
+			if (!l_genl_attr_recurse(attr, &nested))
+				return false;
+
+			if (!netdev_parse_bitrate(&nested, &info->tx_mcs_type,
+							&info->tx_bitrate,
+							&info->tx_mcs))
+				return false;
+
+			info->have_tx_bitrate = true;
+
+			if (info->tx_mcs_type != NETDEV_MCS_TYPE_NONE)
+				info->have_tx_mcs = true;
+
 			break;
 		}
 	}
diff --git a/src/netdev.h b/src/netdev.h
index 8c2dfee3..daf10bb6 100644
--- a/src/netdev.h
+++ b/src/netdev.h
@@ -114,11 +114,29 @@ typedef void (*netdev_station_watch_func_t)(struct netdev *netdev,
 					const uint8_t *mac, bool added,
 					void *user_data);
 
+enum netdev_mcs_type {
+	NETDEV_MCS_TYPE_NONE,
+	NETDEV_MCS_TYPE_HT,
+	NETDEV_MCS_TYPE_VHT,
+	NETDEV_MCS_TYPE_HE,
+};
+
 struct netdev_station_info {
 	uint8_t addr[6];
 	int8_t cur_rssi;
 
+	enum netdev_mcs_type rx_mcs_type;
+	uint32_t rx_bitrate;
+	uint8_t rx_mcs;
+	enum netdev_mcs_type tx_mcs_type;
+	uint32_t tx_bitrate;
+	uint8_t tx_mcs;
+
 	bool have_cur_rssi : 1;
+	bool have_rx_mcs : 1;
+	bool have_tx_mcs : 1;
+	bool have_rx_bitrate : 1;
+	bool have_tx_bitrate : 1;
 };
 
 typedef void (*netdev_get_station_cb_t)(const struct netdev_station_info *info,
-- 
2.26.2

^ permalink raw reply related	[flat|nested] 9+ messages in thread
end of thread, other threads:[~2021-01-14 21:14 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2021-01-14 20:54 [PATCH v5 1/5] netdev: parse rates in netdev_get_station James Prestwood
2021-01-14 20:54 ` [PATCH v5 2/5] netdev: parse expected throughput " James Prestwood
2021-01-14 20:54 ` [PATCH v5 3/5] station: create StationDiagnostic interface James Prestwood
2021-01-14 21:14   ` Denis Kenzior
2021-01-14 20:54 ` [PATCH v5 4/5] test: update get-diagnostics with Rx/TxMode James Prestwood
2021-01-14 21:01   ` Denis Kenzior
2021-01-14 20:54 ` [PATCH v5 5/5] doc: add RateType's on diagnostic interface James Prestwood
2021-01-14 21:01   ` Denis Kenzior
2021-01-14 21:00 ` [PATCH v5 1/5] netdev: parse rates in netdev_get_station Denis Kenzior

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.