wifi: mwifiex: Fix HT40 bandwidth issue.

This patch addresses an issue where, despite the AP supporting 40MHz
bandwidth, the connection was limited to 20MHz. Without this fix,
even if the access point supports 40MHz, the bandwidth after
connection remains at 20MHz. This issue is not a regression.

Signed-off-by: Jeff Chen <jeff.chen_1@nxp.com>
Reviewed-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Link: https://patch.msgid.link/20250314094238.2097341-1-jeff.chen_1@nxp.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Jeff Chen 2025-03-14 17:42:38 +08:00 committed by Johannes Berg
parent e4f4a4accf
commit 4fcfcbe457

View File

@ -403,12 +403,14 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv,
if (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 &&
bss_desc->bcn_ht_oper->ht_param &
IEEE80211_HT_PARAM_CHAN_WIDTH_ANY)
IEEE80211_HT_PARAM_CHAN_WIDTH_ANY) {
chan_list->chan_scan_param[0].radio_type |=
CHAN_BW_40MHZ << 2;
SET_SECONDARYCHAN(chan_list->chan_scan_param[0].
radio_type,
(bss_desc->bcn_ht_oper->ht_param &
IEEE80211_HT_PARAM_CHA_SEC_OFFSET));
}
*buffer += struct_size(chan_list, chan_scan_param, 1);
ret_len += struct_size(chan_list, chan_scan_param, 1);
}