| # 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/intel/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/intel/iwlwifi/iwlwifi.ko', |
| }, |
| 'Intel 9000': { |
| '4.14': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', |
| '4.19': 'wireless/intel/iwlwifi/iwlwifi.ko', |
| }, |
| 'Intel 9260': { |
| '4.4': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', |
| '4.14': 'wireless/iwl7000/iwlwifi/iwlwifi.ko', |
| '4.19': 'wireless/intel/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)) |
