qcacmn: Add cdp API to enable/disable SWLM

Add CDP APIs to enable or disable the Software
latency manager.

Change-Id: I1ec182e97a245ec5848660fa912eebe83cfba2fc
CRs-Fixed: 2769030

dp/inc/cdp_txrx_misc.h

@@ -819,4 +819,48 @@ cdp_vdev_inform_ll_conn(ol_txrx_soc_handle soc, uint8_t vdev_id,
 
 	return QDF_STATUS_SUCCESS;
 }
+
+/**
+ * cdp_soc_set_swlm_enable() - Enable or disable software latency manager
+ * @soc: soc handle
+ * @value: value (enable/disable)
+ *
+ * Returns: QDF_STATUS
+ */
+static inline QDF_STATUS
+cdp_soc_set_swlm_enable(ol_txrx_soc_handle soc, uint8_t value)
+{
+	if (!soc || !soc->ops || !soc->ops->misc_ops) {
+		QDF_TRACE(QDF_MODULE_ID_CDP, QDF_TRACE_LEVEL_DEBUG,
+			  "%s: Invalid Instance:", __func__);
+		return QDF_STATUS_E_INVAL;
+	}
+
+	if (soc->ops->misc_ops->set_swlm_enable)
+		return soc->ops->misc_ops->set_swlm_enable(soc, value);
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * cdp_soc_is_swlm_enabled() - Check if the software latency manager is
+ *			       enabled or not
+ * @soc: soc handle
+ *
+ * Returns: 1 if enabled, 0 if disabled
+ */
+static inline uint8_t
+cdp_soc_is_swlm_enabled(ol_txrx_soc_handle soc)
+{
+	if (!soc || !soc->ops || !soc->ops->misc_ops) {
+		QDF_TRACE(QDF_MODULE_ID_CDP, QDF_TRACE_LEVEL_DEBUG,
+			  "%s: Invalid Instance:", __func__);
+		return 0;
+	}
+
+	if (soc->ops->misc_ops->is_swlm_enabled)
+		return soc->ops->misc_ops->is_swlm_enabled(soc);
+
+	return 0;
+}
 #endif /* _CDP_TXRX_MISC_H_ */

dp/inc/cdp_txrx_ops.h

@@ -1166,6 +1166,8 @@ struct ol_if_ops {
  *
  * @vdev_inform_ll_conn: inform DP to add/delete a latency critical connection
  *			 for this particular vdev.
+ * @set_swlm_enable: Enable or Disable Software Latency Manager.
+ * @is_swlm_enabled: Check if Software latency manager is enabled or not.
  *
  * Function pointers for miscellaneous soc/pdev/vdev related operations.
  */
@@ -1251,6 +1253,9 @@ struct cdp_misc_ops {
 	QDF_STATUS (*vdev_inform_ll_conn)(struct cdp_soc_t *soc_hdl,
 					  uint8_t vdev_id,
 					  enum vdev_ll_conn_actions action);
+	QDF_STATUS (*set_swlm_enable)(struct cdp_soc_t *soc_hdl,
+				      uint8_t val);
+	uint8_t (*is_swlm_enabled)(struct cdp_soc_t *soc_hdl);
 };
 
 /**

dp/wifi3.0/dp_main.c

@@ -9855,6 +9855,43 @@ dp_vdev_inform_ll_conn(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
 	return QDF_STATUS_SUCCESS;
 }
 
+#ifdef WLAN_DP_FEATURE_SW_LATENCY_MGR
+/**
+ * dp_soc_set_swlm_enable() - Enable/Disable SWLM if initialized.
+ * @soc_hdl: CDP Soc handle
+ * @value: Enable/Disable value
+ *
+ * Returns: QDF_STATUS
+ */
+static QDF_STATUS dp_soc_set_swlm_enable(struct cdp_soc_t *soc_hdl,
+					 uint8_t value)
+{
+	struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
+
+	if (!soc->swlm.is_init) {
+		dp_err("SWLM is not initialized");
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	soc->swlm.is_enabled = !!value;
+
+	return QDF_STATUS_SUCCESS;
+}
+
+/**
+ * dp_soc_is_swlm_enabled() - Check if SWLM is enabled.
+ * @soc_hdl: CDP Soc handle
+ *
+ * Returns: QDF_STATUS
+ */
+static uint8_t dp_soc_is_swlm_enabled(struct cdp_soc_t *soc_hdl)
+{
+	struct dp_soc *soc = cdp_soc_t_to_dp_soc(soc_hdl);
+
+	return soc->swlm.is_enabled;
+}
+#endif
+
 /**
  * dp_soc_get_dp_txrx_handle() - get context for external-dp from dp soc
  * @soc_handle: datapath soc handle
@@ -11224,6 +11261,10 @@ static struct cdp_misc_ops dp_ops_misc = {
 	.request_rx_hw_stats = dp_request_rx_hw_stats,
 #endif /* WLAN_FEATURE_STATS_EXT */
 	.vdev_inform_ll_conn = dp_vdev_inform_ll_conn,
+#ifdef WLAN_DP_FEATURE_SW_LATENCY_MGR
+	.set_swlm_enable = dp_soc_set_swlm_enable,
+	.is_swlm_enabled = dp_soc_is_swlm_enabled,
+#endif
 };
 #endif