From d4792c0cb7419f10b666fe71e847abb19b4cd59d Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sat, 25 Oct 2014 11:29:28 +0300 Subject: [PATCH] tests: Channel switch with VHT80 Signed-off-by: Jouni Malinen --- tests/hwsim/test_ap_vht.py | 51 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/tests/hwsim/test_ap_vht.py b/tests/hwsim/test_ap_vht.py index 9e6f148c3..d4c3e4c84 100644 --- a/tests/hwsim/test_ap_vht.py +++ b/tests/hwsim/test_ap_vht.py @@ -13,6 +13,7 @@ import subprocess, time import hwsim_utils import hostapd from test_dfs import wait_dfs_event +from test_ap_csa import csa_supported def vht_supported(): cmd = subprocess.Popen(["iw", "reg", "get"], stdout=subprocess.PIPE) @@ -275,3 +276,53 @@ def test_ap_vht80plus80(dev, apdev): raise finally: subprocess.call(['sudo', 'iw', 'reg', 'set', '00']) + +def test_ap_vht80_csa(dev, apdev): + """VHT with 80 MHz channel width and CSA""" + if not csa_supported(dev[0]): + return "skip" + try: + params = { "ssid": "vht", + "country_code": "US", + "hw_mode": "a", + "channel": "149", + "ht_capab": "[HT40+]", + "ieee80211n": "1", + "ieee80211ac": "1", + "vht_oper_chwidth": "1", + "vht_oper_centr_freq_seg0_idx": "155" } + hapd = hostapd.add_ap(apdev[0]['ifname'], params) + + dev[0].connect("vht", key_mgmt="NONE", scan_freq="5745") + hwsim_utils.test_connectivity(dev[0], hapd) + + hapd.request("CHAN_SWITCH 5 5180 ht vht blocktx center_freq1=5210 sec_channel_offset=1 bandwidth=80") + ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10) + if ev is None: + raise Exception("CSA finished event timed out") + if "freq=5180" not in ev: + raise Exception("Unexpected channel in CSA finished event") + time.sleep(0.5) + hwsim_utils.test_connectivity(dev[0], hapd) + + hapd.request("CHAN_SWITCH 5 5745") + ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=10) + if ev is None: + raise Exception("CSA finished event timed out") + if "freq=5745" not in ev: + raise Exception("Unexpected channel in CSA finished event") + time.sleep(0.5) + hwsim_utils.test_connectivity(dev[0], hapd) + + # This CSA to same channel will fail in kernel, so use this only for + # extra code coverage. + hapd.request("CHAN_SWITCH 5 5745") + hapd.wait_event(["AP-CSA-FINISHED"], timeout=1) + except Exception, e: + if isinstance(e, Exception) and str(e) == "AP startup failed": + if not vht_supported(): + logger.info("80 MHz channel not supported in regulatory information") + return "skip" + raise + finally: + subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])