wlan-ap-Telecominfraproject/feeds/wifi-ax/hostapd/patches/e00-004-hostapd-Enable-160MHz-support-for-6G-in-11s-mesh.patch
John Crispin 09ebd5f406 hostapd: more hot-reload backports
Signed-off-by: John Crispin <john@phrozen.org>
2023-08-31 16:08:35 +02:00

83 lines
2.4 KiB
Diff

--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -2377,6 +2377,22 @@ static int drv_supports_vht(struct wpa_s
return mode->vht_capab != 0;
}
+static bool ibss_mesh_is_80mhz_avail(int channel, struct hostapd_hw_modes *mode)
+{
+ int i;
+
+ for (i = channel; i < channel + 16; i += 4) {
+ struct hostapd_channel_data *chan;
+
+ chan = hw_get_channel_chan(mode, i, NULL);
+ if (!chan)
+ return false;
+
+ if (chan->flag & (HOSTAPD_CHAN_DISABLED | HOSTAPD_CHAN_NO_IR))
+ return false;
+ }
+ return true;
+}
void ibss_mesh_setup_freq(struct wpa_supplicant *wpa_s,
const struct wpa_ssid *ssid,
@@ -2390,6 +2406,7 @@ void ibss_mesh_setup_freq(struct wpa_sup
unsigned int bw80[] = { 5180, 5260, 5500, 5580, 5660, 5745, 5955,
6035, 6115, 6195, 6275, 6355, 6435, 6515,
6595, 6675, 6755, 6835, 6915, 6995 };
+ unsigned int bw160[] = { 5955, 6115, 6275, 6435, 6595, 6755, 6915 };
struct hostapd_channel_data *pri_chan = NULL, *sec_chan = NULL;
u8 channel;
int i, chan_idx, ht40 = -1, res, obss_scan = !(ssid->noscan);
@@ -2632,25 +2649,34 @@ skip_to_6ghz:
if (j == ARRAY_SIZE(bw80))
return;
- for (i = freq->channel; i < freq->channel + 16; i += 4) {
- struct hostapd_channel_data *chan;
-
- chan = hw_get_channel_chan(mode, i, NULL);
- if (!chan)
- return;
-
- /* Back to HT configuration if channel not usable */
- if (chan->flag & HOSTAPD_CHAN_DISABLED)
- return;
- if (chan->flag & (HOSTAPD_CHAN_RADAR | HOSTAPD_CHAN_NO_IR))
- if (!dfs_enabled)
- return;
- }
+ /* Back to HT configuration if channel not usable */
+ if (!ibss_mesh_is_80mhz_avail(freq->channel, mode))
+ return;
chwidth = CHANWIDTH_80MHZ;
seg0 = freq->channel + 6;
seg1 = 0;
+ /* setup center_freq1 for 6G 160MHz */
+ if ((mode->he_capab[ieee80211_mode].phy_cap[HE_PHYCAP_CHANNEL_WIDTH_SET_IDX] &
+ HE_PHYCAP_CHANNEL_WIDTH_SET_160MHZ_IN_5G) && is_6ghz) {
+
+ for (j = 0; j < ARRAY_SIZE(bw160); j++) {
+ if (freq->freq == bw160[j]) {
+ /* In 160MHz, Initial four 20MHz channels validated before,
+ * check remaining four 20MHz channels in total 160MHz bandwidth
+ */
+ int channel = freq->channel + 16;
+
+ if (!ibss_mesh_is_80mhz_avail(channel, mode))
+ return;
+
+ chwidth = CHANWIDTH_160MHZ;
+ seg0 = freq->channel + 14;
+ }
+ }
+ }
+
if (ssid->max_oper_chwidth == CHANWIDTH_80P80MHZ) {
/* setup center_freq2, bandwidth */
for (k = 0; k < ARRAY_SIZE(bw80); k++) {