iwlwifi: mvm: add support for statistics update version 15

The main changes are remove the respond from STATISTICS_CMD and sending
it with STATISTICS_NOTIFICATION, and updating for all mac id's and phy
id's in one notification.

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211204130722.832c7b599202.If192dce8f51ec13005999c3ff96fe09a73cd8f91@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

2 files changed, 92 insertions, 3 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h b/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h
index 8ce03b08592c..2792fd5d9c9b 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h
@@ -357,7 +357,7 @@ enum iwl_legacy_cmds {
 	 * &struct iwl_notif_statistics_v11,
 	 * &struct iwl_notif_statistics_v10,
 	 * &struct iwl_notif_statistics,
-	 * &struct iwl_statistics_operational_ntfy
+	 * &struct iwl_statistics_operational_ntfy_ver_14
 	 */
 	STATISTICS_CMD = 0x9c,
 
@@ -366,6 +366,7 @@ enum iwl_legacy_cmds {
 	 * one of &struct iwl_notif_statistics_v10,
 	 * &struct iwl_notif_statistics_v11,
 	 * &struct iwl_notif_statistic,
+	 * &struct iwl_statistics_operational_ntfy_ver_14
 	 * &struct iwl_statistics_operational_ntfy
 	 */
 	STATISTICS_NOTIFICATION = 0x9d,
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/stats.h b/drivers/net/wireless/intel/iwlwifi/fw/api/stats.h
index 18cca15caa3a..898e62326e6c 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/stats.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/stats.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
 /*
- * Copyright (C) 2012-2014, 2018, 2020 Intel Corporation
+ * Copyright (C) 2012-2014, 2018, 2020 - 2021 Intel Corporation
  * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
  * Copyright (C) 2016-2017 Intel Deutschland GmbH
  */
@@ -432,6 +432,7 @@ enum iwl_fw_statistics_type {
 	FW_STATISTICS_HE,
 }; /* FW_STATISTICS_TYPE_API_E_VER_1 */
 
+#define IWL_STATISTICS_TYPE_MSK 0x7f
 /**
  * struct iwl_statistics_ntfy_hdr
  *
@@ -446,10 +447,97 @@ struct iwl_statistics_ntfy_hdr {
 }; /* STATISTICS_NTFY_HDR_API_S_VER_1 */
 
 /**
+ * struct iwl_statistics_ntfy_per_mac
+ *
+ * @beacon_filter_average_energy: Average energy [-dBm] of the 2
+ *	 antennas.
+ * @air_time: air time
+ * @beacon_counter: all beacons (both filtered and not filtered)
+ * @beacon_average_energy: all beacons (both filtered and not
+ *	 filtered)
+ * @beacon_rssi_a: beacon RSSI on antenna A
+ * @beacon_rssi_b: beacon RSSI on antenna B
+ * @rx_bytes: RX byte count
+ */
+struct iwl_statistics_ntfy_per_mac {
+	__le32 beacon_filter_average_energy;
+	__le32 air_time;
+	__le32 beacon_counter;
+	__le32 beacon_average_energy;
+	__le32 beacon_rssi_a;
+	__le32 beacon_rssi_b;
+	__le32 rx_bytes;
+} __packed; /* STATISTICS_NTFY_PER_MAC_API_S_VER_1 */
+
+#define IWL_STATS_MAX_BW_INDEX 5
+/** struct iwl_statistics_ntfy_per_phy
+ * @channel_load: channel load
+ * @channel_load_by_us: device contribution to MCLM
+ * @channel_load_not_by_us: other devices' contribution to MCLM
+ * @clt: CLT HW timer (TIM_CH_LOAD2)
+ * @act: active accumulator SW
+ * @elp: elapsed time accumulator SW
+ * @rx_detected_per_ch_width: number of deferred TX per channel width,
+ *	0 - 20, 1/2/3 - 40/80/160
+ * @success_per_ch_width: number of frames that got ACK/BACK/CTS
+ *	per channel BW. note, BACK counted as 1
+ * @fail_per_ch_width: number of frames that didn't get ACK/BACK/CTS
+ *	per channel BW. note BACK counted as 1
+ * @last_tx_ch_width_indx: last txed frame channel width index
+ */
+struct iwl_statistics_ntfy_per_phy {
+	__le32 channel_load;
+	__le32 channel_load_by_us;
+	__le32 channel_load_not_by_us;
+	__le32 clt;
+	__le32 act;
+	__le32 elp;
+	__le32 rx_detected_per_ch_width[IWL_STATS_MAX_BW_INDEX];
+	__le32 success_per_ch_width[IWL_STATS_MAX_BW_INDEX];
+	__le32 fail_per_ch_width[IWL_STATS_MAX_BW_INDEX];
+	__le32 last_tx_ch_width_indx;
+} __packed; /* STATISTICS_NTFY_PER_PHY_API_S_VER_1 */
+
+/**
+ * struct iwl_statistics_ntfy_per_sta
+ *
+ * @average_energy: in fact it is minus the energy..
+ */
+struct iwl_statistics_ntfy_per_sta {
+	__le32 average_energy;
+} __packed; /* STATISTICS_NTFY_PER_STA_API_S_VER_1 */
+
+#define IWL_STATS_MAX_PHY_OPERTINAL 3
+/**
  * struct iwl_statistics_operational_ntfy
  *
  * @hdr: general statistics header
  * @flags: bitmap of possible notification structures
+ * @per_mac_stats: per mac statistics, &struct iwl_statistics_ntfy_per_mac
+ * @per_phy_stats: per phy statistics, &struct iwl_statistics_ntfy_per_phy
+ * @per_sta_stats: per sta statistics, &struct iwl_statistics_ntfy_per_sta
+ * @rx_time: rx time
+ * @tx_time: usec the radio is transmitting.
+ * @on_time_rf: The total time in usec the RF is awake.
+ * @on_time_scan: usec the radio is awake due to scan.
+ */
+struct iwl_statistics_operational_ntfy {
+	struct iwl_statistics_ntfy_hdr hdr;
+	__le32 flags;
+	struct iwl_statistics_ntfy_per_mac per_mac_stats[MAC_INDEX_AUX];
+	struct iwl_statistics_ntfy_per_phy per_phy_stats[IWL_STATS_MAX_PHY_OPERTINAL];
+	struct iwl_statistics_ntfy_per_sta per_sta_stats[IWL_MVM_STATION_COUNT_MAX];
+	__le64 rx_time;
+	__le64 tx_time;
+	__le64 on_time_rf;
+	__le64 on_time_scan;
+} __packed; /* STATISTICS_OPERATIONAL_NTFY_API_S_VER_15 */
+
+/**
+ * struct iwl_statistics_operational_ntfy_ver_14
+ *
+ * @hdr: general statistics header
+ * @flags: bitmap of possible notification structures
  * @mac_id: mac on which the beacon was received
  * @beacon_filter_average_energy: Average energy [-dBm] of the 2
  *	 antennas.
@@ -469,7 +557,7 @@ struct iwl_statistics_ntfy_hdr {
  * @average_energy: in fact it is minus the energy..
  * @reserved: reserved
  */
-struct iwl_statistics_operational_ntfy {
+struct iwl_statistics_operational_ntfy_ver_14 {
 	struct iwl_statistics_ntfy_hdr hdr;
 	__le32 flags;
 	__le32 mac_id;