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qcacld-3.0: add OBSS scan param IE to probe response

Selaa lähdekoodia 
qcacld-2.0 to qcacld-3.0 propagation

Add OBSS scan parameter IE to probe response frame
in SoftAP mode. To avoid some station can't find
OBSS parameter and do not schedule OBSS scan.

Change-Id: If22944b216ff10bafb98b5a2d3e4f2f1abe61333
CRs-Fixed: 909694
This commit is contained in:
Liangwei Dong
2016-10-19 05:59:13 -04:00
committed by Prakash Dhavali
vanhempi 230175c758
commit ec9be936cb
1 muutettua tiedostoa jossa 45 lisäystä ja 20 poistoa
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65
core/hdd/src/wlan_hdd_hostapd.c
Näytä tiedosto

@@ -6235,7 +6235,7 @@ static void wlan_hdd_check_11gmode(u8 *pIe, u8 *require_ht, u8 *require_vht,
* Return: 0 for success non-zero for failure
*/
static int wlan_hdd_add_ie(hdd_adapter_t *pHostapdAdapter, uint8_t *genie,
uint8_t *total_ielen, uint8_t *oui,
uint16_t *total_ielen, uint8_t *oui,
uint8_t oui_size)
{
uint16_t ielen = 0;
@@ -6268,7 +6268,7 @@ static int wlan_hdd_add_ie(hdd_adapter_t *pHostapdAdapter, uint8_t *genie,
*/
static void wlan_hdd_add_hostapd_conf_vsie(hdd_adapter_t *pHostapdAdapter,
uint8_t *genie,
uint8_t *total_ielen)
uint16_t *total_ielen)
{
beacon_data_t *pBeacon = pHostapdAdapter->sessionCtx.ap.beacon;
int left = pBeacon->tail_len;
@@ -6341,7 +6341,7 @@ static void wlan_hdd_add_hostapd_conf_vsie(hdd_adapter_t *pHostapdAdapter,
* Return: none
*/
static void wlan_hdd_add_extra_ie(hdd_adapter_t *pHostapdAdapter,
uint8_t *genie, uint8_t *total_ielen,
uint8_t *genie, uint16_t *total_ielen,
uint8_t temp_ie_id)
{
beacon_data_t *pBeacon = pHostapdAdapter->sessionCtx.ap.beacon;
@@ -6492,6 +6492,23 @@ wlan_hdd_cfg80211_alloc_new_beacon(hdd_adapter_t *pAdapter,
}
#ifdef QCA_HT_2040_COEX
static void wlan_hdd_add_sap_obss_scan_ie(
hdd_adapter_t *hostapd_adapter, uint8_t *ie_buf, uint16_t *ie_len)
{
if (QDF_SAP_MODE == hostapd_adapter->device_mode) {
if (wlan_hdd_get_sap_obss(hostapd_adapter))
wlan_hdd_add_extra_ie(hostapd_adapter, ie_buf, ie_len,
WLAN_EID_OVERLAP_BSS_SCAN_PARAM);
}
}
#else
static void wlan_hdd_add_sap_obss_scan_ie(
hdd_adapter_t *hostapd_adapter, uint8_t *ie_buf, uint16_t *ie_len)
{
}
#endif
/**
* wlan_hdd_cfg80211_update_apies() - update ap mode ies
* @adapter: Pointer to hostapd adapter
@@ -6501,11 +6518,13 @@ wlan_hdd_cfg80211_alloc_new_beacon(hdd_adapter_t *pAdapter,
int wlan_hdd_cfg80211_update_apies(hdd_adapter_t *adapter)
{
uint8_t *genie;
uint8_t total_ielen = 0;
uint16_t total_ielen = 0;
int ret = 0;
tsap_Config_t *pConfig;
tSirUpdateIE updateIE;
beacon_data_t *beacon = NULL;
uint16_t proberesp_ies_len;
uint8_t *proberesp_ies = NULL;
pConfig = &adapter->sessionCtx.ap.sapConfig;
beacon = adapter->sessionCtx.ap.beacon;
@@ -6559,18 +6578,8 @@ int wlan_hdd_cfg80211_update_apies(hdd_adapter_t *adapter)
goto done;
}
#ifdef QCA_HT_2040_COEX
if (QDF_SAP_MODE == adapter->device_mode) {
tSmeConfigParams smeConfig;
qdf_mem_zero(&smeConfig, sizeof(smeConfig));
sme_get_config_param(WLAN_HDD_GET_HAL_CTX(adapter),
&smeConfig);
if (smeConfig.csrConfig.obssEnabled)
wlan_hdd_add_extra_ie(adapter, genie,
&total_ielen,
WLAN_EID_OVERLAP_BSS_SCAN_PARAM);
}
#endif
wlan_hdd_add_sap_obss_scan_ie(adapter, genie, &total_ielen);
qdf_copy_macaddr(&updateIE.bssid, &adapter->macAddressCurrent);
updateIE.smeSessionId = adapter->sessionId;
@@ -6596,9 +6605,24 @@ int wlan_hdd_cfg80211_update_apies(hdd_adapter_t *adapter)
}
/* Added for Probe Response IE */
proberesp_ies = qdf_mem_malloc(beacon->proberesp_ies_len +
MAX_GENIE_LEN);
if (proberesp_ies == NULL) {
hdd_err("mem alloc failed for probe resp ies %d",
proberesp_ies_len);
ret = -EINVAL;
goto done;
}
qdf_mem_copy(proberesp_ies, beacon->proberesp_ies,
beacon->proberesp_ies_len);
proberesp_ies_len = beacon->proberesp_ies_len;
wlan_hdd_add_sap_obss_scan_ie(adapter, proberesp_ies,
&proberesp_ies_len);
if (test_bit(SOFTAP_BSS_STARTED, &adapter->event_flags)) {
updateIE.ieBufferlength = beacon->proberesp_ies_len;
updateIE.pAdditionIEBuffer = (uint8_t *) beacon->proberesp_ies;
updateIE.ieBufferlength = proberesp_ies_len;
updateIE.pAdditionIEBuffer = proberesp_ies;
updateIE.append = false;
updateIE.notify = false;
if (sme_update_add_ie(WLAN_HDD_GET_HAL_CTX(adapter),
@@ -6612,8 +6636,8 @@ int wlan_hdd_cfg80211_update_apies(hdd_adapter_t *adapter)
wlansap_reset_sap_config_add_ie(pConfig, eUPDATE_IE_PROBE_RESP);
} else {
wlansap_update_sap_config_add_ie(pConfig,
beacon->proberesp_ies,
beacon->proberesp_ies_len,
proberesp_ies,
proberesp_ies_len,
eUPDATE_IE_PROBE_RESP);
}
@@ -6641,6 +6665,7 @@ int wlan_hdd_cfg80211_update_apies(hdd_adapter_t *adapter)
done:
qdf_mem_free(genie);
qdf_mem_free(proberesp_ies);
return ret;
}