hostapd: Add support for DFS with 160 MHz channel width

Signed-hostap: Janusz Dziedzic <janusz.dziedzic@tieto.com>

diff --git a/src/ap/dfs.c b/src/ap/dfs.c
index 1c42336ae9c01c942298f97bcee269c66fb760d6..37bbd203cf8a4754fa76e88a12ac6d157a64d737 100644 (file)
--- a/src/ap/dfs.c
+++ b/src/ap/dfs.c
@@ -31,6 +31,9 @@ static int dfs_get_used_n_chans(struct hostapd_data *hapd)
                case VHT_CHANWIDTH_80MHZ:
                        n_chans = 4;
                        break;
+               case VHT_CHANWIDTH_160MHZ:
+                       n_chans = 8;
+                       break;
                default:
                        break;
                }
@@ -132,8 +135,11 @@ static void dfs_adjust_vht_center_freq(struct hostapd_data *hapd,
        case VHT_CHANWIDTH_80MHZ:
                hapd->iconf->vht_oper_centr_freq_seg0_idx = chan->chan + 6;
                break;
+       case VHT_CHANWIDTH_160MHZ:
+               hapd->iconf->vht_oper_centr_freq_seg0_idx =
+                                               chan->chan + 14;
        default:
-               wpa_printf(MSG_INFO, "DFS only VHT20/40/80 is supported now");
+               wpa_printf(MSG_INFO, "DFS only VHT20/40/80/160 is supported now");
                break;
        }
 
@@ -163,9 +169,13 @@ static int dfs_get_start_chan_idx(struct hostapd_data *hapd)
                        channel_no =
                                hapd->iconf->vht_oper_centr_freq_seg0_idx - 6;
                        break;
+               case VHT_CHANWIDTH_160MHZ:
+                       channel_no =
+                               hapd->iconf->vht_oper_centr_freq_seg0_idx - 14;
+                       break;
                default:
                        wpa_printf(MSG_INFO,
-                                  "DFS only VHT20/40/80 is supported now");
+                                  "DFS only VHT20/40/80/160 is supported now");
                        channel_no = -1;
                        break;
                }
@@ -344,6 +354,10 @@ static int set_dfs_state(struct hostapd_data *hapd, int freq, int ht_enabled,
                n_chans = 4;
                frequency = cf1 - 30;
                break;
+       case CHAN_WIDTH_160:
+               n_chans = 8;
+               frequency = cf1 - 70;
+               break;
        default:
                wpa_printf(MSG_INFO, "DFS chan_width %d not supported",
                           chan_width);
@@ -394,6 +408,10 @@ static int dfs_are_channels_overlapped(struct hostapd_data *hapd, int freq,
                radar_n_chans = 4;
                frequency = cf1 - 30;
                break;
+       case CHAN_WIDTH_160:
+               radar_n_chans = 8;
+               frequency = cf1 - 70;
+               break;
        default:
                wpa_printf(MSG_INFO, "DFS chan_width %d not supported",
                           chan_width);