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From:   Luiz Augusto von Dentz <luiz.dentz@gmail.com>
To:     linux-bluetooth@vger.kernel.org
Subject: [PATCH BlueZ 2/2] monitor/intel: Skip packet/error counters if 0
Date:   Tue,  9 May 2023 16:35:40 -0700
Message-Id: <20230509233540.3418541-2-luiz.dentz@gmail.com>
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From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

This skips printing TLVs related to packet/error count if they are 0 and
also update the of TLVs:

> HCI Event: Vendor (0xff) plen 188
        Vendor Prefix (0x8780)
      Intel Extended Telemetry (0x03)
        Extended event type (0x01): Perform Stats (0x05)
        ACL connection handle (0x4a): 0x0100
        Rx HEC errors (0x4b): 3
        Packets from host (0x4d): 375
        Tx packets (0x4e): 375
        Tx packets 0 retries (0x4f): 354
        Tx packets 1 retries (0x50): 20
        Tx packets 3 retries (0x52): 1
        Tx 3DH5 packets (0x5c): 375
        Rx packets (0x5d): 400
        ACL link throughput (bps) (0x5e): 533419
        ACL max packet latency (us) (0x5f): 36875
        ACL avg packet latency (us) (0x60): 19441
        ACL RX RSSI moving avg (0x61): 65329
        ACL RX SNR Bad Margin Counter (0x62): 1M 59 2M 0 3M 0
        ACL RX RSSI Bad Counter (0x63): 1M 1711 2M 0 3M 0
        ACL TX RSSI Bad Counter (0x64): 1M 1024 2M 0 3M 0
---
 monitor/intel.c | 129 +++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 122 insertions(+), 7 deletions(-)

diff --git a/monitor/intel.c b/monitor/intel.c
index 416f52503ebf..bdce882dd49f 100644
--- a/monitor/intel.c
+++ b/monitor/intel.c
@@ -1257,11 +1257,9 @@ static void ext_evt_type(const struct intel_tlv *tlv)
 		str = "Disconnection Event";
 		break;
 	case 0x05:
-		str = "Audio Link Quality Report Type";
-		break;
-	case 0x06:
-		str = "Stats for BR/EDR Link Type";
+		str = "Perform Stats";
 		break;
+
 	default:
 		print_text(COLOR_UNKNOWN_EXT_EVENT,
 			"Unknown extended telemetry event type (0x%2.2x)",
@@ -1287,6 +1285,10 @@ static void ext_acl_evt_hec_errors(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Rx HEC errors (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1294,6 +1296,10 @@ static void ext_acl_evt_crc_errors(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Rx CRC errors (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1301,6 +1307,10 @@ static void ext_acl_evt_num_pkt_from_host(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Packets from host (0x%2.2x): %d",
 			tlv->subevent_id, num);
 }
@@ -1309,6 +1319,10 @@ static void ext_acl_evt_num_tx_pkt_to_air(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Tx packets (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1317,6 +1331,10 @@ static void ext_acl_evt_num_tx_pkt_retry(const struct intel_tlv *tlv)
 	char *subevent_str;
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	switch (tlv->subevent_id) {
 	case 0x4f:
 		subevent_str = "Tx packets 0 retries";
@@ -1346,6 +1364,10 @@ static void ext_acl_evt_num_tx_pkt_type(const struct intel_tlv *tlv)
 	char *packet_type_str;
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	switch (tlv->subevent_id) {
 	case 0x54:
 		packet_type_str = "DH1";
@@ -1387,6 +1409,10 @@ static void ext_acl_evt_num_rx_pkt_from_air(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Rx packets (0x%2.2x): %d",
 			tlv->subevent_id, num);
 }
@@ -1395,7 +1421,11 @@ static void ext_acl_evt_link_throughput(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
-	print_field("ACL link throughput (KBps) (0x%2.2x): %d",
+	/* Skip if 0 */
+	if (!num)
+		return;
+
+	print_field("ACL link throughput (bps) (0x%2.2x): %d",
 			tlv->subevent_id, num);
 }
 
@@ -1403,7 +1433,11 @@ static void ext_acl_evt_max_packet_latency(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
-	print_field("ACL max packet latency (ms) (0x%2.2x): %d",
+	/* Skip if 0 */
+	if (!num)
+		return;
+
+	print_field("ACL max packet latency (us) (0x%2.2x): %d",
 			tlv->subevent_id, num);
 }
 
@@ -1411,10 +1445,55 @@ static void ext_acl_evt_avg_packet_latency(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
-	print_field("ACL avg packet latency (ms) (0x%2.2x): %d",
+	/* Skip if 0 */
+	if (!num)
+		return;
+
+	print_field("ACL avg packet latency (us) (0x%2.2x): %d",
 			tlv->subevent_id, num);
 }
 
+static void ext_acl_evt_rssi_moving_avg(const struct intel_tlv *tlv)
+{
+	uint32_t num = get_le16(tlv->value);
+
+	/* Skip if 0 */
+	if (!num)
+		return;
+
+	print_field("ACL RX RSSI moving avg (0x%2.2x): %d",
+			tlv->subevent_id, num);
+}
+
+static void ext_acl_evt_bad_cnt(const char *prefix, const struct intel_tlv *tlv)
+{
+	uint32_t c_1m = get_le32(tlv->value);
+	uint32_t c_2m = get_le32(tlv->value + 4);
+	uint32_t c_3m = get_le32(tlv->value + 8);
+
+	/* Skip if all 0 */
+	if (!c_1m && !c_2m && !c_3m)
+		return;
+
+	print_field("%s (0x%2.2x): 1M %d 2M %d 3M %d",
+			prefix, tlv->subevent_id, c_1m, c_2m, c_3m);
+}
+
+static void ext_acl_evt_snr_bad_cnt(const struct intel_tlv *tlv)
+{
+	ext_acl_evt_bad_cnt("ACL RX SNR Bad Margin Counter", tlv);
+}
+
+static void ext_acl_evt_rx_rssi_bad_cnt(const struct intel_tlv *tlv)
+{
+	ext_acl_evt_bad_cnt("ACL RX RSSI Bad Counter", tlv);
+}
+
+static void ext_acl_evt_tx_rssi_bad_cnt(const struct intel_tlv *tlv)
+{
+	ext_acl_evt_bad_cnt("ACL TX RSSI Bad Counter", tlv);
+}
+
 static void ext_sco_evt_conn_handle(const struct intel_tlv *tlv)
 {
 	uint16_t conn_handle = get_le16(tlv->value);
@@ -1427,6 +1506,10 @@ static void ext_sco_evt_num_rx_pkt_from_air(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Packets from host (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1434,6 +1517,10 @@ static void ext_sco_evt_num_tx_pkt_to_air(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Tx packets (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1441,6 +1528,10 @@ static void ext_sco_evt_num_rx_payloads_lost(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Rx payload lost (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1449,6 +1540,10 @@ static void ext_sco_evt_num_tx_payloads_lost(const struct intel_tlv *tlv)
 
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Tx payload lost (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1508,6 +1603,10 @@ static void ext_sco_evt_samples_inserted(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Late samples inserted based on CDC (0x%2.2x): %d",
 			tlv->subevent_id, num);
 }
@@ -1516,6 +1615,10 @@ static void ext_sco_evt_samples_dropped(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Samples dropped (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1523,6 +1626,10 @@ static void ext_sco_evt_mute_samples(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("Mute samples sent at initial connection (0x%2.2x): %d",
 			tlv->subevent_id, num);
 }
@@ -1531,6 +1638,10 @@ static void ext_sco_evt_plc_injection_data(const struct intel_tlv *tlv)
 {
 	uint32_t num = get_le32(tlv->value);
 
+	/* Skip if 0 */
+	if (!num)
+		return;
+
 	print_field("PLC injection data (0x%2.2x): %d", tlv->subevent_id, num);
 }
 
@@ -1565,6 +1676,10 @@ static const struct intel_ext_subevent {
 	{ 0x5e, 4, ext_acl_evt_link_throughput },
 	{ 0x5f, 4, ext_acl_evt_max_packet_latency },
 	{ 0x60, 4, ext_acl_evt_avg_packet_latency },
+	{ 0x61, 2, ext_acl_evt_rssi_moving_avg },
+	{ 0x62, 12, ext_acl_evt_snr_bad_cnt },
+	{ 0x63, 12, ext_acl_evt_rx_rssi_bad_cnt },
+	{ 0x64, 12, ext_acl_evt_tx_rssi_bad_cnt },
 
 	/* SCO/eSCO audio link quality subevents */
 	{ 0x6a, 2, ext_sco_evt_conn_handle },
-- 
2.40.0