qcacld-3.0: send the thermal mitigation level to fw after idle-restart

When the modules are closed and thermal mitigation level of the system
is not honored by the wlan subsystem. So, during the wifi restart
query the thermal level of the system and configure the same to the
firmware.

Change-Id: I9edf4748475b85fe094c68ae067d81f578ccb40f
CRs-Fixed: 3101901

core/hdd/src/wlan_hdd_main.c

@@ -163,6 +163,8 @@
 #include "wlan_fwol_ucfg_api.h"
 #include "wlan_policy_mgr_ucfg.h"
 #include "qdf_func_tracker.h"
+#include "pld_common.h"
+
 
 #ifdef CNSS_GENL
 #ifdef CONFIG_CNSS_OUT_OF_TREE
@@ -4536,6 +4538,7 @@ int hdd_wlan_start_modules(struct hdd_context *hdd_ctx, bool reinit)
 	bool unint = false;
 	void *hif_ctx;
 	struct target_psoc_info *tgt_hdl;
+	unsigned long thermal_state = 0;
 
 	hdd_enter();
 	qdf_dev = cds_get_context(QDF_MODULE_ID_QDF_DEVICE);
@@ -4778,6 +4781,22 @@ int hdd_wlan_start_modules(struct hdd_context *hdd_ctx, bool reinit)
 				   hdd_ipa_send_nbuf_to_network);
 	ucfg_ipa_reg_rps_enable_cb(hdd_ctx->pdev,
 				   hdd_adapter_set_rps);
+
+	if (!pld_get_thermal_state(hdd_ctx->parent_dev, &thermal_state,
+				   THERMAL_MONITOR_APPS)) {
+		if (thermal_state > QCA_WLAN_VENDOR_THERMAL_LEVEL_NONE)
+			hdd_send_thermal_mitigation_val(hdd_ctx,
+							thermal_state,
+							THERMAL_MONITOR_APPS);
+	}
+
+	if (!pld_get_thermal_state(hdd_ctx->parent_dev, &thermal_state,
+				   THERMAL_MONITOR_WPSS)) {
+		if (thermal_state > QCA_WLAN_VENDOR_THERMAL_LEVEL_NONE)
+			hdd_send_thermal_mitigation_val(hdd_ctx, thermal_state,
+							THERMAL_MONITOR_WPSS);
+	}
+
 	hdd_exit();
 
 	return 0;

core/hdd/src/wlan_hdd_thermal.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2022 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
@@ -78,7 +78,7 @@ hdd_thermal_fill_clientid_priority(uint8_t mon_id, uint8_t priority_apps,
 }
 #endif
 
-static QDF_STATUS
+QDF_STATUS
 hdd_send_thermal_mitigation_val(struct hdd_context *hdd_ctx, uint32_t level,
 				uint8_t mon_id)
 {

core/hdd/src/wlan_hdd_thermal.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2020-2021 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
@@ -144,6 +145,21 @@ void hdd_thermal_mitigation_unregister(struct hdd_context *hdd_ctx,
  */
 int wlan_hdd_pld_set_thermal_mitigation(struct device *dev,
 					unsigned long state, int mon_id);
+/**
+ * hdd_send_thermal_mitigation_val() - send the suggested thermal value
+ *                                     to the firmware
+ * @hdd_ctx: pointer to hdd context
+ * @level: Thermal mitigation level to set
+ * @mon_id: Thermal monitor id ie.. apps or wpss
+ *
+ * Send the requested thermal mitigation value to the firmware * for the
+ * requested thermal monitor id.
+ *
+ * Return: 0 for success or errno for failure.
+ */
+QDF_STATUS
+hdd_send_thermal_mitigation_val(struct hdd_context *hdd_ctx, uint32_t level,
+				uint8_t mon_id);
 #ifdef FEATURE_WPSS_THERMAL_MITIGATION
 /**
  * hdd_thermal_fill_clientid_priority() - fill the client id/priority
@@ -231,6 +247,13 @@ static inline void
 hdd_thermal_unregister_callbacks(struct hdd_context *hdd_ctx)
 {
 }
+
+static inline QDF_STATUS
+hdd_send_thermal_mitigation_val(struct hdd_context *hdd_ctx, uint32_t level,
+				uint8_t mon_id)
+{
+	return QDF_STATUS_SUCCESS;
+}
 #endif /* FEATURE_THERMAL_VENDOR_COMMANDS */
 
 #ifdef THERMAL_STATS_SUPPORT