commit b4d7a29b51ba2641a541ca77607a0261fc578d65
author Sachin Ahuja <sahuja@qti.qualcomm.com> Tue Dec 08 19:57:04 2015 +0530
committer Anjaneedevi Kapparapu <akappa@codeaurora.org> Mon Dec 14 19:35:03 2015 +0530
tree ac68e60d3045f82d8239741690041d8363e72b9a
parent 519a1ea887db953dbda4396480f5200c0cdc349a

wlan: Add support to disable forwarding of BAR frames

In suspend mode, if AP sends the BAR frames then these BAR
frames are sent to host which leads to unnecessary
APPS wakeup.

Add ini support to disable the BAR frames. When this ini is set
to 1, FW will not forward the BAR frames to host when APPS is
in suspend mode.

Change-Id: Ifc4e4f3ea0c20f7073f4ee5b01b0a7681225e4b4
CRs-Fixed: 948786

CORE/HDD/src/wlan_hdd_cfg.c

diff --git a/CORE/HDD/src/wlan_hdd_cfg.c b/CORE/HDD/src/wlan_hdd_cfg.c
index 7263728..5c78282 100644
--- a/CORE/HDD/src/wlan_hdd_cfg.c
+++ b/CORE/HDD/src/wlan_hdd_cfg.c
@@ -3488,6 +3488,14 @@
                  CFG_ENABLE_TCP_DELACK_DEFAULT,
                  CFG_ENABLE_TCP_DELACK_MIN,
                  CFG_ENABLE_TCP_DELACK_MAX ),
+
+  REG_VARIABLE( CFG_DISABLE_BAR_WAKEUP_HOST_NAME, WLAN_PARAM_Integer,
+                 hdd_config_t, disableBarWakeUp,
+                 VAR_FLAGS_OPTIONAL |
+                 VAR_FLAGS_RANGE_CHECK_ASSUME_DEFAULT,
+                 CFG_DISABLE_BAR_WAKEUP_HOST_DEFAULT,
+                 CFG_DISABLE_BAR_WAKEUP_HOST_MIN,
+                 CFG_DISABLE_BAR_WAKEUP_HOST_MAX),
 };
 
 /*
@@ -3928,6 +3936,9 @@
   VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO_HIGH,
           "Name = [gEnableDelAck] Value = [%u] ",
           pHddCtx->cfg_ini->enable_delack);
+  VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_INFO_HIGH,
+          "Name = [disableBarWakeUp] Value = [%u] ",
+          pHddCtx->cfg_ini->disableBarWakeUp);
 }
 
 
@@ -5511,6 +5522,14 @@
       hddLog(LOGE, "Could not pass on WNI_CFG_ENABLE_MAC_ADDR_SPOOFING ");
    }
 
+   if (ccmCfgSetInt(pHddCtx->hHal, WNI_CFG_DISABLE_BAR_WAKE_UP_HOST,
+               pConfig->disableBarWakeUp,
+               NULL, eANI_BOOLEAN_FALSE) == eHAL_STATUS_FAILURE)
+   {
+       fStatus = FALSE;
+       hddLog(LOGE, "Could not pass on WNI_CFG_DISABLE_BAR_WAKE_UP_HOST to CCM");
+   }
+
    return fStatus;
 }