qcacmn: Refactor operation related to INI gSystemPref

Ownership of gSystemPref is changed from HDD to
Policy manager. So policy manager doesn't have to rely on HDD to
obtain the INI setting.

CRs-Fixed: 2324395
Change-Id: Ia586896ea55c6e71d8dcff705bf0e74879931dbb

umac/cmn_services/policy_mgr/inc/wlan_policy_mgr_api.h

@@ -88,6 +88,18 @@ QDF_STATUS policy_mgr_get_mcc_scc_switch(struct wlan_objmgr_psoc *psoc,
  */
 QDF_STATUS policy_mgr_get_sys_pref(struct wlan_objmgr_psoc *psoc,
 					uint8_t *sys_pref);
+/**
+ * policy_mgr_set_sys_pref() - to set system preference
+ * @psoc: pointer to psoc
+ * @sys_pref: value to be applied as new INI setting
+ *
+ * This API is meant to override original INI setting for system pref
+ * with new value which is used by policy manager to provide PCL
+ *
+ * Return: QDF_STATUS_SUCCESS up on success and any other status for failure.
+ */
+QDF_STATUS policy_mgr_set_sys_pref(struct wlan_objmgr_psoc *psoc,
+				   uint8_t sys_pref);
 /**
  * policy_mgr_get_max_conc_cxns() - to get max num of conc connections
  * @psoc: pointer to psoc

umac/cmn_services/policy_mgr/inc/wlan_policy_mgr_public_struct.h

@@ -1055,7 +1055,6 @@ enum policy_mgr_pri_id {
  * @enable_mcc_adaptive_scheduler: Enable MCC adaptive scheduler
  * @max_concurrent_active_sessions: User allowed maximum active
  *                              connections
- * @conc_system_pref: System preference for PCL table
  * @enable2x2: 2x2 chain mask user config
  * @sub_20_mhz_enabled: Is 5 or 10 Mhz enabled
  * @dbs_selection_policy: band preference or Vdev preference
@@ -1073,7 +1072,6 @@ enum policy_mgr_pri_id {
 struct policy_mgr_user_cfg {
 	uint8_t enable_mcc_adaptive_scheduler;
 	uint8_t max_concurrent_active_sessions;
-	uint8_t conc_system_pref;
 	bool enable2x2;
 	bool sub_20_mhz_enabled;
 	bool is_sta_sap_scc_allowed_on_dfs_chan;

umac/cmn_services/policy_mgr/inc/wlan_policy_mgr_ucfg.h

@@ -73,6 +73,18 @@ QDF_STATUS ucfg_policy_mgr_get_mcc_scc_switch(struct wlan_objmgr_psoc *psoc,
  */
 QDF_STATUS ucfg_policy_mgr_get_sys_pref(struct wlan_objmgr_psoc *psoc,
 					uint8_t *sys_pref);
+/**
+ * ucfg_policy_mgr_set_sys_pref() - to set system preference
+ * @psoc: pointer to psoc
+ * @sys_pref: value to be applied as new INI setting
+ *
+ * This API is meant to override original INI setting for system pref
+ * with new value which is used by policy manager to provide PCL
+ *
+ * Return: QDF_STATUS_SUCCESS up on success and any other status for failure.
+ */
+QDF_STATUS ucfg_policy_mgr_set_sys_pref(struct wlan_objmgr_psoc *psoc,
+					uint8_t sys_pref);
 /**
  * ucfg_policy_mgr_get_max_conc_cxns() - to get max num of conc connections
  * @psoc: pointer to psoc

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_get_set_utils.c

@@ -66,6 +66,21 @@ QDF_STATUS policy_mgr_get_sys_pref(struct wlan_objmgr_psoc *psoc,
 	return QDF_STATUS_SUCCESS;
 }
 
+QDF_STATUS policy_mgr_set_sys_pref(struct wlan_objmgr_psoc *psoc,
+				   uint8_t sys_pref)
+{
+	struct policy_mgr_psoc_priv_obj *pm_ctx;
+
+	pm_ctx = policy_mgr_get_context(psoc);
+	if (!pm_ctx) {
+		policy_mgr_err("pm_ctx is NULL");
+		return QDF_STATUS_E_FAILURE;
+	}
+	pm_ctx->cfg.sys_pref = sys_pref;
+
+	return QDF_STATUS_SUCCESS;
+}
+
 QDF_STATUS policy_mgr_get_max_conc_cxns(struct wlan_objmgr_psoc *psoc,
 						uint8_t *max_conc_cxns)
 {
@@ -2102,7 +2117,7 @@ QDF_STATUS policy_mgr_set_user_cfg(struct wlan_objmgr_psoc *psoc,
 			 user_cfg->dbs_selection_policy);
 	policy_mgr_debug("vdev_priority_list 0x%x",
 			 user_cfg->vdev_priority_list);
-	pm_ctx->cur_conc_system_pref = pm_ctx->user_cfg.conc_system_pref;
+	pm_ctx->cur_conc_system_pref = pm_ctx->cfg.sys_pref;
 
 	return QDF_STATUS_SUCCESS;
 }

umac/cmn_services/policy_mgr/src/wlan_policy_mgr_ucfg.c

@@ -86,6 +86,12 @@ QDF_STATUS ucfg_policy_mgr_get_sys_pref(struct wlan_objmgr_psoc *psoc,
 	return policy_mgr_get_sys_pref(psoc, sys_pref);
 }
 
+QDF_STATUS ucfg_policy_mgr_set_sys_pref(struct wlan_objmgr_psoc *psoc,
+					uint8_t sys_pref)
+{
+	return policy_mgr_set_sys_pref(psoc, sys_pref);
+}
+
 QDF_STATUS ucfg_policy_mgr_get_max_conc_cxns(struct wlan_objmgr_psoc *psoc,
 						uint8_t *max_conc_cxns)
 {