# Copyright (c) 2013 The Chromium Authors. All rights reserved. # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. import logging from autotest_lib.client.bin import test from autotest_lib.client.bin import utils from autotest_lib.client.common_lib import error from autotest_lib.client.common_lib.cros.network import interface from autotest_lib.client.cros.networking import shill_proxy class network_WlanDriver(test.test): """ Ensure wireless devices have the expected associated kernel driver. """ version = 1 EXPECTED_DRIVER = { 'Atheros AR9280': { '3.4': 'wireless/ath/ath9k/ath9k.ko', '3.8': 'wireless-3.4/ath/ath9k/ath9k.ko', '4.14': 'wireless/ath/ath9k/ath9k.ko', '4.19': 'wireless/ath/ath9k/ath9k.ko', }, 'Atheros AR9382': { '3.4': 'wireless/ath/ath9k/ath9k.ko', '3.8': 'wireless-3.4/ath/ath9k/ath9k.ko', '4.14': 'wireless/ath/ath9k/ath9k.ko', '4.19': 'wireless/ath/ath9k/ath9k.ko', }, 'Intel 7260': { '3.8': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '3.10': 'wireless-3.8/iwl7000/iwlwifi/iwlwifi.ko', '3.14': 'wireless-3.8/iwl7000/iwlwifi/iwlwifi.ko', '4.4': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.14': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.19': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', }, 'Intel 7265': { '3.8': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '3.10': 'wireless-3.8/iwl7000/iwlwifi/iwlwifi.ko', '3.14': 'wireless-3.8/iwl7000/iwlwifi/iwlwifi.ko', '3.18': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.4': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.14': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.19': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', }, 'Intel 9000': { '4.14': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.19': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', }, 'Intel 9260': { '4.4': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.14': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.19': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', }, 'Intel 22260': { '4.4': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.14': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', '4.19': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', }, 'Atheros AR9462': { '3.4': 'wireless/ath/ath9k_btcoex/ath9k_btcoex.ko', '3.8': 'wireless-3.4/ath/ath9k_btcoex/ath9k_btcoex.ko', '4.14': 'wireless/ath/ath9k/ath9k.ko', '4.19': 'wireless/ath/ath9k/ath9k.ko', }, 'Qualcomm Atheros QCA6174': { '4.4': 'wireless/ar10k/ath/ath10k/ath10k_pci.ko', '4.14': 'wireless/ath/ath10k/ath10k_pci.ko', '4.19': 'wireless/ath/ath10k/ath10k_pci.ko', }, 'Qualcomm WCN3990': { '4.14': 'wireless/ath/ath10k/ath10k_snoc.ko', '4.19': 'wireless/ath/ath10k/ath10k_snoc.ko', }, 'Marvell 88W8797 SDIO': { '3.4': 'wireless/mwifiex/mwifiex_sdio.ko', '3.8': 'wireless-3.4/mwifiex/mwifiex_sdio.ko', '4.14': 'wireless/marvell/mwifiex/mwifiex_sdio.ko', '4.19': 'wireless/marvell/mwifiex/mwifiex_sdio.ko', }, 'Marvell 88W8887 SDIO': { '3.14': 'wireless-3.8/mwifiex/mwifiex_sdio.ko', '4.14': 'wireless/marvell/mwifiex/mwifiex_sdio.ko', '4.19': 'wireless/marvell/mwifiex/mwifiex_sdio.ko', }, 'Marvell 88W8897 PCIE': { '3.8': 'wireless/mwifiex/mwifiex_pcie.ko', '3.10': 'wireless-3.8/mwifiex/mwifiex_pcie.ko', '4.14': 'wireless/marvell/mwifiex/mwifiex_pcie.ko', '4.19': 'wireless/marvell/mwifiex/mwifiex_pcie.ko', }, 'Marvell 88W8897 SDIO': { '3.8': 'wireless/mwifiex/mwifiex_sdio.ko', '3.10': 'wireless-3.8/mwifiex/mwifiex_sdio.ko', '3.14': 'wireless-3.8/mwifiex/mwifiex_sdio.ko', '3.18': 'wireless/mwifiex/mwifiex_sdio.ko', '4.14': 'wireless/marvell/mwifiex/mwifiex_sdio.ko', '4.19': 'wireless/marvell/mwifiex/mwifiex_sdio.ko', }, 'Broadcom BCM4354 SDIO': { '3.8': 'wireless/brcm80211/brcmfmac/brcmfmac.ko', '3.14': 'wireless-3.8/brcm80211/brcmfmac/brcmfmac.ko', '4.14': 'wireless/broadcom/brcm80211/brcmfmac/brcmfmac.ko', '4.19': 'wireless/broadcom/brcm80211/brcmfmac/brcmfmac.ko', }, 'Broadcom BCM4356 PCIE': { '3.10': 'wireless-3.8/brcm80211/brcmfmac/brcmfmac.ko', '4.14': 'wireless/broadcom/brcm80211/brcmfmac/brcmfmac.ko', '4.19': 'wireless/broadcom/brcm80211/brcmfmac/brcmfmac.ko', }, 'Marvell 88W8997 PCIE': { '4.4': 'wireless/marvell/mwifiex/mwifiex_pcie.ko', '4.14': 'wireless/marvell/mwifiex/mwifiex_pcie.ko', '4.19': 'wireless/marvell/mwifiex/mwifiex_pcie.ko', }, } EXCEPTION_BOARDS = [ # Exhibits very similar symptoms to http://crbug.com/693724, # b/65858242, b/36264732. 'nyan_kitty', ] def NoDeviceFailure(self, forgive_flaky, message): """ No WiFi device found. Forgiveable in some suites, for some boards. """ board = utils.get_board() if forgive_flaky and board in self.EXCEPTION_BOARDS: return error.TestWarn('Exception (%s): %s' % (board, message)) else: return error.TestFail(message) def run_once(self, forgive_flaky=False): """Test main loop""" # full_revision looks like "3.4.0". full_revision = utils.system_output('uname -r') # base_revision looks like "3.4". base_revision = '.'.join(full_revision.split('.')[:2]) logging.info('Kernel base is %s', base_revision) proxy = shill_proxy.ShillProxy() uninit = proxy.get_proxy().get_dbus_property(proxy.manager, shill_proxy.ShillProxy.MANAGER_PROPERTY_UNINITIALIZED_TECHNOLOGIES) logging.info("Uninitialized technologies: %s", uninit) # If Wifi support is not enabled for shill, it will be uninitialized. # Don't fail the test if Wifi was intentionally disabled. if "wifi" in uninit: raise error.TestNAError('Wireless support not enabled') wlan_ifs = [nic for nic in interface.get_interfaces() if nic.is_wifi_device()] if wlan_ifs: net_if = wlan_ifs[0] else: raise self.NoDeviceFailure(forgive_flaky, 'Found no recognized wireless device') # Some systems (e.g., moblab) might blacklist certain devices. We don't # rely on shill for most of this test, but it can be a helpful clue if # we see shill barfing. device_obj = proxy.find_object('Device', {'Type': proxy.TECHNOLOGY_WIFI}) if device_obj is None: logging.warning("Shill couldn't find wireless device; " "did someone blacklist it?") device_description = net_if.device_description if not device_description: raise error.TestFail('Device %s is not supported' % net_if.name) device_name, module_path = device_description logging.info('Device name %s, module path %s', device_name, module_path) if not device_name in self.EXPECTED_DRIVER: raise error.TestFail('Unexpected device name %s' % device_name) if not base_revision in self.EXPECTED_DRIVER[device_name]: raise error.TestNAError('Unexpected base kernel revision %s with device name %s' % (base_revision, device_name)) expected_driver = self.EXPECTED_DRIVER[device_name][base_revision] if module_path != expected_driver: raise error.TestFail('Unexpected driver for %s/%s; got %s but expected %s' % (base_revision, device_name, module_path, expected_driver))