qcacmn: Add changes to process LATENCY_LEVEL_EVENT

If the multi-client Low latency feature enabled in driver,
FW sends WMI_VDEV_LATENCY_LEVEL_EVENTID to report latency
level honored by FW as a response to a request
command WMI_WLM_CONFIG_CMDID.

Change-Id: I06f7bbc2365e8b71e0ae6386ef42ef4238dafd35
CRs-Fixed: 3180940

wmi/inc/wmi_unified_param.h

@@ -752,6 +752,18 @@ struct oem_data {
 };
 #endif
 
+#ifdef MULTI_CLIENT_LL_SUPPORT
+/**
+ * struct latency_level_data - latency data received in the event from the FW
+ * @vdev_id: The latency level for specified vdev_id
+ * @latency_level: latency level honoured by FW
+ */
+struct latency_level_data {
+	uint8_t vdev_id;
+	uint32_t latency_level;
+};
+#endif
+
 /**
  * enum nss_chains_band_info - Band info for dynamic nss, chains change feature
  * @NSS_CHAINS_BAND_2GHZ: 2.4Ghz band
@@ -4944,6 +4956,9 @@ typedef enum {
 	wmi_extract_pktlog_decode_info_eventid,
 #ifdef QCA_RSSI_DB2DBM
 	wmi_pdev_rssi_dbm_conversion_params_info_eventid,
+#endif
+#ifdef MULTI_CLIENT_LL_SUPPORT
+	wmi_vdev_latency_event_id,
 #endif
 	wmi_events_max,
 } wmi_conv_event_id;

wmi/inc/wmi_unified_sta_param.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2013-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -92,11 +93,18 @@ struct wmi_gtx_config {
  *  bit 11: Disable sys sleep if setting
  *  bit 12-31: Reserve for future useage
  * @vdev_id: vdev id
+ * @force_reset: bit 0 used as force reset to override the latency level as
+ * default for all the wlm clients
+ * @client_id_bitmask: clients of WLM Arbiter
  */
 struct wlm_latency_level_param {
 	uint16_t wlm_latency_level;
 	uint32_t wlm_latency_flags;
 	uint16_t vdev_id;
+#ifdef MULTI_CLIENT_LL_SUPPORT
+	uint32_t force_reset;
+	uint32_t client_id_bitmask;
+#endif
 };
 
 #define WMI_2_4_GHZ_MAX_FREQ  3000

wmi/src/wmi_unified_sta_tlv.c

@@ -465,6 +465,29 @@ static QDF_STATUS send_nat_keepalive_en_cmd_tlv(wmi_unified_t wmi_handle, uint8_
 	return 0;
 }
 
+#ifdef MULTI_CLIENT_LL_SUPPORT
+/**
+ * fill_multi_client_ll_info - Fill multi client low latency info to wlm cmd
+ * @cmd: wlm config command
+ * @params: wlm params
+ *
+ * Return: none
+ */
+static void fill_multi_client_ll_info(wmi_wlm_config_cmd_fixed_param *cmd,
+				      struct wlm_latency_level_param *params)
+{
+		cmd->client_id_bitmask = params->client_id_bitmask;
+		WLM_FLAGS_SET_FORCE_DEFAULT_LATENCY(cmd->flags_ext,
+						    params->force_reset);
+}
+#else
+static inline void
+fill_multi_client_ll_info(wmi_wlm_config_cmd_fixed_param *cmd,
+			  struct wlm_latency_level_param *params)
+{
+}
+#endif
+
 static QDF_STATUS send_wlm_latency_level_cmd_tlv(wmi_unified_t wmi_handle,
 				struct wlm_latency_level_param *params)
 {
@@ -487,6 +510,8 @@ static QDF_STATUS send_wlm_latency_level_cmd_tlv(wmi_unified_t wmi_handle,
 	cmd->ul_latency = ll[params->wlm_latency_level];
 	cmd->dl_latency = ll[params->wlm_latency_level];
 	cmd->flags = params->wlm_latency_flags;
+	fill_multi_client_ll_info(cmd, params);
+
 	wmi_mtrace(WMI_WLM_CONFIG_CMDID, cmd->vdev_id, 0);
 	if (wmi_unified_cmd_send(wmi_handle, buf, len,
 				 WMI_WLM_CONFIG_CMDID)) {

wmi/src/wmi_unified_tlv.c

@@ -18354,6 +18354,9 @@ static void populate_tlv_events_id(uint32_t *event_ids)
 	event_ids[wmi_pdev_rssi_dbm_conversion_params_info_eventid] =
 		WMI_PDEV_RSSI_DBM_CONVERSION_PARAMS_INFO_EVENTID;
 #endif
+#ifdef MULTI_CLIENT_LL_SUPPORT
+	event_ids[wmi_vdev_latency_event_id] = WMI_VDEV_LATENCY_LEVEL_EVENTID;
+#endif
 }
 
 #ifdef WLAN_FEATURE_LINK_LAYER_STATS