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tests: Add a simple configuration test for TX power control on 6 GHz

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Add a simple test that exemplifies TX power configuration when operating
on the 6 GHz band.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
This commit is contained in:
Ilan Peer 2023-12-22 11:04:19 +02:00 committed by Jouni Malinen
parent 7065e5242a
commit 61c0f64360
1 changed files with 105 additions and 0 deletions
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105
tests/hwsim/test_he.py
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@ -1607,3 +1607,108 @@ def test_he_cw_change_notification(dev, apdev):
dev[1].request("DISCONNECT")
dev[2].request("DISCONNECT")
clear_regdom(hapd, dev)
def he_verify_status(wpas, hapd, freq, bw, is_6ghz=True):
status = hapd.get_status()
logger.info("hostapd STATUS: " + str(status))
if status["ieee80211n"] != "1":
raise Exception("Unexpected STATUS ieee80211n value")
if status["ieee80211ac"] != "1":
raise Exception("Unexpected STATUS ieee80211ac value")
if status["ieee80211ax"] != "1":
raise Exception("Unexpected STATUS ieee80211ax value")
sta = hapd.get_sta(wpas.own_addr())
if "[HE]" not in sta['flags']:
raise Exception("Missing STA flag: HE")
if is_6ghz and "[6GHZ]" not in sta['flags']:
raise Exception("Missing STA flag: 6GHZ")
sig = wpas.request("SIGNAL_POLL").splitlines()
if "FREQUENCY=%s" % freq not in sig:
raise Exception("Unexpected SIGNAL_POLL value(1): " + str(sig))
if "WIDTH=%s MHz" % bw not in sig:
raise Exception("Unexpected SIGNAL_POLL value(2): " + str(sig))
def he_verify_wifi_version(dev):
status = dev.get_status()
logger.info("station status: " + str(status))
# For now, assume this is because of missing kernel support
if 'wifi_generation' not in status:
raise HwsimSkip("Association Request IE reporting not supported")
#raise Exception("Missing wifi_generation information")
if status['wifi_generation'] != "6":
raise Exception("Unexpected wifi_generation value: " + status['wifi_generation'])
def test_he_6ghz_reg(dev, apdev):
"""TX power control on 6 GHz"""
try:
ssid = "HE_6GHz_regulatory"
freq = 5975
bw = "20"
hapd = None
params = {"ssid": ssid,
"country_code": "DE",
"hw_mode": "a",
"ieee80211ax": "1",
"wpa": "2",
"rsn_pairwise": "CCMP",
"wpa_key_mgmt": "SAE",
"sae_pwe": "1",
"sae_password": "password",
"ieee80211w": "2",
"channel": "5",
"op_class": "131",
"he_oper_centr_freq_seg0_idx": "5",
"ieee80211d": "1",
"ieee80211h": "1",
"ieee80211n": "1",
"ieee80211ac": "1",
"local_pwr_constraint": "4",
# Set the 6 GHz regulatory power configuration
"he_6ghz_reg_pwr_type": "0",
# Note: hostapd uses "Maximum Transmit Power Interpretation"
# set to "Regulatory client EIRP PSD", so the values should
# be set accordingly.
"reg_def_cli_eirp_psd": "3",
"reg_sub_cli_eirp_psd": "2"}
hapd = hostapd.add_ap(apdev[0], params, set_channel=False)
dev[0].set("sae_pwe", "1")
dev[0].connect(ssid, sae_password="password", key_mgmt="SAE",
ieee80211w="2", scan_freq=str(freq))
hapd.wait_sta()
he_verify_status(dev[0], hapd, freq, bw)
he_verify_wifi_version(dev[0])
hwsim_utils.test_connectivity(dev[0], hapd)
# Configure different values related to power constraints and update
# the Beacon frame contents.
hapd.set("local_pwr_constraint", "2")
hapd.set("he_6ghz_reg_pwr_type", "2")
hapd.set("reg_def_cli_eirp_psd", "2")
hapd.set("reg_sub_cli_eirp_psd", "1")
# In addition, inject a Transmit Power Envelope as an vendor element
hapd.set("vendor_elements", "c303190202")
if "OK" not in hapd.request("UPDATE_BEACON"):
raise Exception("UPDATE_BEACON failed")
# Allow few more Beacon frames
time.sleep(0.5)
except Exception as e:
if isinstance(e, Exception) and str(e) == "AP startup failed":
if not he_supported():
raise HwsimSkip("HE 6 GHz channel not supported in regulatory information")
raise
finally:
dev[0].request("DISCONNECT")
dev[0].set("sae_pwe", "0")
dev[0].wait_disconnected()
clear_regdom(hapd, dev)