qcacld: HDD: RTSCTS protection host API Implmentation

RTSCTS protection STA mode API was not working. Fix it.
Also implement private ioctl api for SAP mode.

Change-Id: I5631d220f20a470fa4e1772ab3dceb7972d5b546
CRs-fixed: 594385

4 files changed, 45 insertions, 5 deletions

diff --git a/CORE/HDD/inc/qc_sap_ioctl.h b/CORE/HDD/inc/qc_sap_ioctl.h
index 6869975f270f..fa4b9aa99658 100644
--- a/CORE/HDD/inc/qc_sap_ioctl.h
+++ b/CORE/HDD/inc/qc_sap_ioctl.h
@@ -260,6 +260,8 @@ typedef struct
 #ifdef DEBUG
 #define QCSAP_FW_CRASH_INJECT              39
 #endif
+#define QCSAP_PARAM_SETRTSCTS              42
+#define QCSAP_PARAM_GETRTSCTS              43
 #endif /* QCA_WIFI_2_0 */
 
 enum { 
diff --git a/CORE/HDD/inc/wlan_hdd_wext.h b/CORE/HDD/inc/wlan_hdd_wext.h
index 44c08fdc2d82..28a6ab9e52e6 100644
--- a/CORE/HDD/inc/wlan_hdd_wext.h
+++ b/CORE/HDD/inc/wlan_hdd_wext.h
@@ -205,7 +205,9 @@ typedef enum
 #define HDD_WPS_ELEM_DEVICE_NAME            0x1011
 #define HDD_WPS_ELEM_REGISTRA_CONF_METHODS  0x1053
 
-
+#define HDD_RTSCTS_EN_MASK                  0xF
+#define HDD_RTSCTS_ENABLE                   1
+#define HDD_CTS_ENABLE                      2
 
 #define WPS_OUI_TYPE   "\x00\x50\xf2\x04"
 #define WPS_OUI_TYPE_SIZE  4
diff --git a/CORE/HDD/src/wlan_hdd_hostapd.c b/CORE/HDD/src/wlan_hdd_hostapd.c
index 9ac914c705aa..e873a9787739 100644
--- a/CORE/HDD/src/wlan_hdd_hostapd.c
+++ b/CORE/HDD/src/wlan_hdd_hostapd.c
@@ -1196,6 +1196,23 @@ static iw_softap_setparam(struct net_device *dev,
                   break;
              }
 #endif
+         case QCSAP_PARAM_SETRTSCTS:
+            {
+                ret = process_wma_set_command((int)pHostapdAdapter->sessionId,
+                                (int)WMI_VDEV_PARAM_ENABLE_RTSCTS,
+                                set_value, VDEV_CMD);
+                if (!ret) {
+                    if (ccmCfgSetInt(hHal, WNI_CFG_RTS_THRESHOLD, (tANI_U32)value,
+                        ccmCfgSetCallback, eANI_BOOLEAN_TRUE) !=
+                        eHAL_STATUS_SUCCESS) {
+
+                        hddLog(LOGE, "FAILED TO SET RTSCTS at SAP");
+                        ret = -EIO;
+                        break;
+                    }
+                }
+                break;
+            }
 #endif /* QCA_WIFI_2_0 */
         default:
             hddLog(LOGE, FL("Invalid setparam command %d value %d"),
@@ -1265,7 +1282,16 @@ static iw_softap_getparam(struct net_device *dev,
             *value = (WLAN_HDD_GET_CTX(pHostapdAdapter))->cfg_ini->apAutoChannelSelection;
              break;
         }
-
+    case QCSAP_PARAM_GETRTSCTS:
+        {
+            hdd_context_t *wmahddCtxt = WLAN_HDD_GET_CTX(pHostapdAdapter);
+            void *wmapvosContext = wmahddCtxt->pvosContext;
+            *value = wma_cli_get_command(wmapvosContext,
+                                             (int)pHostapdAdapter->sessionId,
+                                             (int)WMI_VDEV_PARAM_ENABLE_RTSCTS,
+                                             VDEV_CMD);
+            break;
+        }
     default:
         hddLog(LOGE, FL("Invalid getparam command %d"), sub_cmd);
         ret = -EINVAL;
@@ -3147,6 +3173,14 @@ static const struct iw_priv_args hostapd_private_args[] = {
         0,
         "crash_inject" },
 #endif
+    {   QCSAP_PARAM_SETRTSCTS,
+        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+        0,
+        "enablertscts" },
+    {   QCSAP_PARAM_GETRTSCTS, 0,
+        IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+        "get_rtscts" },
+
 #endif /* QCA_WIFI_2_0 */
 
   { QCSAP_IOCTL_GETPARAM,
diff --git a/CORE/HDD/src/wlan_hdd_wext.c b/CORE/HDD/src/wlan_hdd_wext.c
index ad9bb2a81bd8..c092193455f6 100644
--- a/CORE/HDD/src/wlan_hdd_wext.c
+++ b/CORE/HDD/src/wlan_hdd_wext.c
@@ -4619,10 +4619,12 @@ static int iw_setint_getnone(struct net_device *dev, struct iw_request_info *inf
         {
            u_int32_t value;
 
-           hddLog(LOG1, "WMI_VDEV_PARAM_ENABLE_RTSCTS val %d", set_value);
-           if (set_value == 1)
+           hddLog(LOG1, "WMI_VDEV_PARAM_ENABLE_RTSCTS val 0x%x", set_value);
+
+           if ((set_value & HDD_RTSCTS_EN_MASK) == HDD_RTSCTS_ENABLE)
                value = (WLAN_HDD_GET_CTX(pAdapter))->cfg_ini->RTSThreshold;
-           else if (set_value == 0)
+           else if (((set_value & HDD_RTSCTS_EN_MASK) == 0) ||
+               ((set_value & HDD_RTSCTS_EN_MASK) == HDD_CTS_ENABLE))
                value = WNI_CFG_RTS_THRESHOLD_STAMAX;
            else
                return -EIO;