From 4aad0f7daa7f62a61229ab9221c95f75e58dcda9 Mon Sep 17 00:00:00 2001
From: Abhishek Singh <absingh@codeaurora.org>
Date: Wed, 27 Apr 2016 13:43:29 +0530
Subject: [PATCH] qcacld-3.0: Add diag event for offload requests

qcacld-2.0 to qcacld-3.0 propagation

Add diag event for EVENT_OFFLOAD_REQ. This events contains info
if host has enabled or disabled the offload.

Change-Id: I19fe216ac0900dedbcb7b247cf0d171979308dc5
CRs-Fixed: 934455
---
 core/hdd/inc/wlan_hdd_host_offload.h          |  9 +++++
 core/hdd/src/wlan_hdd_power.c                 | 33 ++++++++++++++++++-
 .../host_diag_log/inc/host_diag_core_event.h  | 12 +++++++
 .../host_diag_log/inc/host_diag_event_defs.h  |  1 +
 4 files changed, 54 insertions(+), 1 deletion(-)

diff --git a/core/hdd/inc/wlan_hdd_host_offload.h b/core/hdd/inc/wlan_hdd_host_offload.h
index 79d52ab3dbc9..873b6a73d1e3 100644
--- a/core/hdd/inc/wlan_hdd_host_offload.h
+++ b/core/hdd/inc/wlan_hdd_host_offload.h
@@ -57,4 +57,13 @@ typedef struct {
 	struct qdf_mac_addr bssId;
 } tHostOffloadRequest, *tpHostOffloadRequest;
 
+#ifdef FEATURE_WLAN_DIAG_SUPPORT
+void hdd_wlan_offload_event(uint8_t type, uint8_t state);
+#else
+static inline
+void hdd_wlan_offload_event(uint8_t type, uint8_t state)
+{
+}
+#endif /* FEATURE_WLAN_DIAG_SUPPORT */
+
 #endif /* __WLAN_HDD_HOST_OFFLOAD_H__ */
diff --git a/core/hdd/src/wlan_hdd_power.c b/core/hdd/src/wlan_hdd_power.c
index a78ef1174af2..117413611818 100644
--- a/core/hdd/src/wlan_hdd_power.c
+++ b/core/hdd/src/wlan_hdd_power.c
@@ -104,6 +104,27 @@ void hdd_wlan_suspend_resume_event(uint8_t state)
 	suspend_state.state = state;
 	WLAN_HOST_DIAG_EVENT_REPORT(&suspend_state, EVENT_WLAN_SUSPEND_RESUME);
 }
+
+/**
+ * hdd_wlan_offload_event()- send offloads event
+ * @type: offload type
+ * @state: enabled or disabled
+ *
+ * This Function send offloads enable/disable diag event
+ *
+ * Return: void.
+ */
+
+void hdd_wlan_offload_event(uint8_t type, uint8_t state)
+{
+	WLAN_HOST_DIAG_EVENT_DEF(host_offload, struct host_event_offload_req);
+	qdf_mem_zero(&host_offload, sizeof(host_offload));
+
+	host_offload.offload_type = type;
+	host_offload.state = state;
+
+	WLAN_HOST_DIAG_EVENT_REPORT(&host_offload, EVENT_WLAN_OFFLOAD_REQ);
+}
 #endif
 
 /* Function and variables declarations */
@@ -406,6 +427,8 @@ static void hdd_conf_ns_offload(hdd_adapter_t *pAdapter, bool fenable)
 					&offLoadRequest.nsOffloadInfo.selfIPv6Addr[i],
 					&offLoadRequest.nsOffloadInfo.targetIPv6Addr[i], i);
 			}
+			hdd_wlan_offload_event(SIR_IPV6_NS_OFFLOAD,
+				SIR_OFFLOAD_ENABLE);
 			offLoadRequest.offloadType =  SIR_IPV6_NS_OFFLOAD;
 			offLoadRequest.enableOrDisable = SIR_OFFLOAD_ENABLE;
 			qdf_copy_macaddr(&offLoadRequest.nsOffloadInfo.self_macaddr,
@@ -424,6 +447,8 @@ static void hdd_conf_ns_offload(hdd_adapter_t *pAdapter, bool fenable)
 			return;
 		}
 	} else {
+		hdd_wlan_offload_event(SIR_IPV6_NS_OFFLOAD,
+			SIR_OFFLOAD_DISABLE);
 		/* Disable NSOffload */
 		qdf_mem_zero((void *)&offLoadRequest, sizeof(tSirHostOffloadReq));
 		offLoadRequest.enableOrDisable = SIR_OFFLOAD_DISABLE;
@@ -739,6 +764,8 @@ QDF_STATUS hdd_conf_arp_offload(hdd_adapter_t *pAdapter, bool fenable)
 		if (ifa && ifa->ifa_local) {
 			offLoadRequest.offloadType = SIR_IPV4_ARP_REPLY_OFFLOAD;
 			offLoadRequest.enableOrDisable = SIR_OFFLOAD_ENABLE;
+			hdd_wlan_offload_event(SIR_IPV4_ARP_REPLY_OFFLOAD,
+				SIR_OFFLOAD_ENABLE);
 
 			hddLog(QDF_TRACE_LEVEL_INFO, "%s: Enabled", __func__);
 
@@ -753,7 +780,9 @@ QDF_STATUS hdd_conf_arp_offload(hdd_adapter_t *pAdapter, bool fenable)
 				hddLog(QDF_TRACE_LEVEL_INFO,
 				       "offload: inside arp offload conditional check");
 			}
-
+			hdd_wlan_offload_event(
+				SIR_OFFLOAD_ARP_AND_BCAST_FILTER_ENABLE,
+				SIR_OFFLOAD_ENABLE);
 			hddLog(QDF_TRACE_LEVEL_INFO,
 			       "offload: arp filter programmed = %d",
 			       offLoadRequest.enableOrDisable);
@@ -786,6 +815,8 @@ QDF_STATUS hdd_conf_arp_offload(hdd_adapter_t *pAdapter, bool fenable)
 
 		return QDF_STATUS_SUCCESS;
 	} else {
+		hdd_wlan_offload_event(SIR_IPV4_ARP_REPLY_OFFLOAD,
+			SIR_OFFLOAD_DISABLE);
 		qdf_mem_zero((void *)&offLoadRequest,
 			     sizeof(tSirHostOffloadReq));
 		offLoadRequest.enableOrDisable = SIR_OFFLOAD_DISABLE;
diff --git a/core/utils/host_diag_log/inc/host_diag_core_event.h b/core/utils/host_diag_log/inc/host_diag_core_event.h
index 91d87f90e527..997b29599974 100644
--- a/core/utils/host_diag_log/inc/host_diag_core_event.h
+++ b/core/utils/host_diag_log/inc/host_diag_core_event.h
@@ -337,6 +337,18 @@ struct host_event_suspend {
 	uint8_t state;
 };
 
+/**
+ * struct host_event_offload_req - offload state
+ * @offload_type: offload type
+ * @state: enabled or disabled state
+ *
+ * This structure contains offload diag event info
+ */
+struct host_event_offload_req {
+	uint8_t offload_type;
+	uint8_t state;
+};
+
 /*-------------------------------------------------------------------------
    Function declarations and documenation
    ------------------------------------------------------------------------*/
diff --git a/core/utils/host_diag_log/inc/host_diag_event_defs.h b/core/utils/host_diag_log/inc/host_diag_event_defs.h
index 65dcab2d07f6..2ca73cfe6876 100644
--- a/core/utils/host_diag_log/inc/host_diag_event_defs.h
+++ b/core/utils/host_diag_log/inc/host_diag_event_defs.h
@@ -57,6 +57,7 @@ typedef enum {
 	EVENT_WLAN_TDLS_TEARDOWN = 0xAB5,
 	EVENT_WLAN_TDLS_ENABLE_LINK = 0XAB6,
 	EVENT_WLAN_SUSPEND_RESUME = 0xAB7,
+	EVENT_WLAN_OFFLOAD_REQ = 0xAB8,
 
 	EVENT_MAX_ID = 0x0FFF
 } event_id_enum_type;