HAL: Fix to support CCA Level and Load info in WiFi link-layer statistics.

- CCA Level and Load info
  (Channel Utilization and Station Count from BSS load IE in beacon)
- For supporing this feature,
  DHD and HALUTIL also should be fixed accordingly. (>= DHD 101.10.460)

Bug: 173477163
Test: Builds successfully
Change-Id: Ic1bd3e26888f8005fdb6c14d8ffeee9d3d04c3d3

1 files changed, 7 insertions, 0 deletions

diff --git a/include/hardware_legacy/link_layer_stats.h b/include/hardware_legacy/link_layer_stats.h
index 4fde78a..27413fd 100644
--- a/include/hardware_legacy/link_layer_stats.h
+++ b/include/hardware_legacy/link_layer_stats.h
@@ -160,10 +160,17 @@ typedef enum
 } wifi_peer_type;

 

 /* per peer statistics */

+typedef struct bssload_info {

+    u16 sta_count;    // station count

+    u16 chan_util;    // channel utilization

+    u8 PAD[4];

+} bssload_info_t;

+

 typedef struct {

    wifi_peer_type type;           // peer type (AP, TDLS, GO etc.)

    u8 peer_mac_address[6];        // mac address

    u32 capabilities;              // peer WIFI_CAPABILITY_XXX

+   bssload_info_t bssload;        // STA count and CU

    u32 num_rate;                  // number of rates

    wifi_rate_stat rate_stats[];   // per rate statistics, number of entries  = num_rate

 } wifi_peer_info;