^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Driver for RNDIS based wireless USB devices.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2007 by Bjorge Dijkstra <bjd@jooz.net>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2008-2009 by Jussi Kivilinna <jussi.kivilinna@iki.fi>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Portions of this file are based on NDISwrapper project,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Copyright (C) 2003-2005 Pontus Fuchs, Giridhar Pemmasani
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * http://ndiswrapper.sourceforge.net/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) // #define DEBUG // error path messages, extra info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) // #define VERBOSE // more; success messages
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/netdevice.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/etherdevice.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/ethtool.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/workqueue.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/mii.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/usb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/usb/cdc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/ieee80211.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <linux/if_arp.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <linux/ctype.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/spinlock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <net/cfg80211.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/usb/usbnet.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include <linux/usb/rndis_host.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) /* NOTE: All these are settings for Broadcom chipset */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) static char modparam_country[4] = "EU";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) module_param_string(country, modparam_country, 4, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) MODULE_PARM_DESC(country, "Country code (ISO 3166-1 alpha-2), default: EU");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) static int modparam_frameburst = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) module_param_named(frameburst, modparam_frameburst, int, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) MODULE_PARM_DESC(frameburst, "enable frame bursting (default: on)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) static int modparam_afterburner = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) module_param_named(afterburner, modparam_afterburner, int, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) MODULE_PARM_DESC(afterburner,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) "enable afterburner aka '125 High Speed Mode' (default: off)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) static int modparam_power_save = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) module_param_named(power_save, modparam_power_save, int, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) MODULE_PARM_DESC(power_save,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) "set power save mode: 0=off, 1=on, 2=fast (default: off)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static int modparam_power_output = 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) module_param_named(power_output, modparam_power_output, int, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) MODULE_PARM_DESC(power_output,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) "set power output: 0=25%, 1=50%, 2=75%, 3=100% (default: 100%)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) static int modparam_roamtrigger = -70;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) module_param_named(roamtrigger, modparam_roamtrigger, int, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) MODULE_PARM_DESC(roamtrigger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) "set roaming dBm trigger: -80=optimize for distance, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) "-60=bandwidth (default: -70)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) static int modparam_roamdelta = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) module_param_named(roamdelta, modparam_roamdelta, int, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) MODULE_PARM_DESC(roamdelta,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) "set roaming tendency: 0=aggressive, 1=moderate, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) "2=conservative (default: moderate)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) static int modparam_workaround_interval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) module_param_named(workaround_interval, modparam_workaround_interval,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) int, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) MODULE_PARM_DESC(workaround_interval,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) "set stall workaround interval in msecs (0=disabled) (default: 0)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) /* Typical noise/maximum signal level values taken from ndiswrapper iw_ndis.h */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) #define WL_NOISE -96 /* typical noise level in dBm */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) #define WL_SIGMAX -32 /* typical maximum signal level in dBm */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) /* Assume that Broadcom 4320 (only chipset at time of writing known to be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) * based on wireless rndis) has default txpower of 13dBm.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) * This value is from Linksys WUSB54GSC User Guide, Appendix F: Specifications.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) * 100% : 20 mW ~ 13dBm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) * 75% : 15 mW ~ 12dBm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) * 50% : 10 mW ~ 10dBm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) * 25% : 5 mW ~ 7dBm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) #define BCM4320_DEFAULT_TXPOWER_DBM_100 13
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #define BCM4320_DEFAULT_TXPOWER_DBM_75 12
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) #define BCM4320_DEFAULT_TXPOWER_DBM_50 10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) #define BCM4320_DEFAULT_TXPOWER_DBM_25 7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) /* Known device types */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) #define RNDIS_UNKNOWN 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) #define RNDIS_BCM4320A 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) #define RNDIS_BCM4320B 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) /* NDIS data structures. Taken from wpa_supplicant driver_ndis.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) * slightly modified for datatype endianess, etc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) #define NDIS_802_11_LENGTH_SSID 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) #define NDIS_802_11_LENGTH_RATES 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) #define NDIS_802_11_LENGTH_RATES_EX 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) enum ndis_80211_net_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) NDIS_80211_TYPE_FREQ_HOP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) NDIS_80211_TYPE_DIRECT_SEQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) NDIS_80211_TYPE_OFDM_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) NDIS_80211_TYPE_OFDM_G
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) enum ndis_80211_net_infra {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) NDIS_80211_INFRA_ADHOC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) NDIS_80211_INFRA_INFRA,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) NDIS_80211_INFRA_AUTO_UNKNOWN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) enum ndis_80211_auth_mode {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) NDIS_80211_AUTH_OPEN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) NDIS_80211_AUTH_SHARED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) NDIS_80211_AUTH_AUTO_SWITCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) NDIS_80211_AUTH_WPA,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) NDIS_80211_AUTH_WPA_PSK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) NDIS_80211_AUTH_WPA_NONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) NDIS_80211_AUTH_WPA2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) NDIS_80211_AUTH_WPA2_PSK
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) enum ndis_80211_encr_status {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) NDIS_80211_ENCR_WEP_ENABLED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) NDIS_80211_ENCR_DISABLED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) NDIS_80211_ENCR_WEP_KEY_ABSENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) NDIS_80211_ENCR_NOT_SUPPORTED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) NDIS_80211_ENCR_TKIP_ENABLED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) NDIS_80211_ENCR_TKIP_KEY_ABSENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) NDIS_80211_ENCR_CCMP_ENABLED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) NDIS_80211_ENCR_CCMP_KEY_ABSENT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) enum ndis_80211_priv_filter {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) NDIS_80211_PRIV_ACCEPT_ALL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) NDIS_80211_PRIV_8021X_WEP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) enum ndis_80211_status_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) NDIS_80211_STATUSTYPE_AUTHENTICATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) NDIS_80211_STATUSTYPE_MEDIASTREAMMODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) NDIS_80211_STATUSTYPE_PMKID_CANDIDATELIST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) NDIS_80211_STATUSTYPE_RADIOSTATE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) enum ndis_80211_media_stream_mode {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) NDIS_80211_MEDIA_STREAM_OFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) NDIS_80211_MEDIA_STREAM_ON
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) enum ndis_80211_radio_status {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) NDIS_80211_RADIO_STATUS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) NDIS_80211_RADIO_STATUS_HARDWARE_OFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) NDIS_80211_RADIO_STATUS_SOFTWARE_OFF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) enum ndis_80211_addkey_bits {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) NDIS_80211_ADDKEY_8021X_AUTH = cpu_to_le32(1 << 28),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ = cpu_to_le32(1 << 29),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) NDIS_80211_ADDKEY_PAIRWISE_KEY = cpu_to_le32(1 << 30),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) NDIS_80211_ADDKEY_TRANSMIT_KEY = cpu_to_le32(1 << 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) enum ndis_80211_addwep_bits {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) NDIS_80211_ADDWEP_PERCLIENT_KEY = cpu_to_le32(1 << 30),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) NDIS_80211_ADDWEP_TRANSMIT_KEY = cpu_to_le32(1 << 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) enum ndis_80211_power_mode {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) NDIS_80211_POWER_MODE_CAM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) NDIS_80211_POWER_MODE_MAX_PSP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) NDIS_80211_POWER_MODE_FAST_PSP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) enum ndis_80211_pmkid_cand_list_flag_bits {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) NDIS_80211_PMKID_CAND_PREAUTH = cpu_to_le32(1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) struct ndis_80211_auth_request {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) u8 padding[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) __le32 flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) struct ndis_80211_pmkid_candidate {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) u8 padding[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) __le32 flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) struct ndis_80211_pmkid_cand_list {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) __le32 version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) __le32 num_candidates;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) struct ndis_80211_pmkid_candidate candidate_list[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) struct ndis_80211_status_indication {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) __le32 status_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) __le32 media_stream_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) __le32 radio_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) struct ndis_80211_auth_request auth_request[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) struct ndis_80211_pmkid_cand_list cand_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) } u;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) struct ndis_80211_ssid {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) u8 essid[NDIS_802_11_LENGTH_SSID];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) struct ndis_80211_conf_freq_hop {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) __le32 hop_pattern;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) __le32 hop_set;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) __le32 dwell_time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) struct ndis_80211_conf {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) __le32 beacon_period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) __le32 atim_window;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) __le32 ds_config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) struct ndis_80211_conf_freq_hop fh_config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) struct ndis_80211_bssid_ex {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) u8 mac[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) u8 padding[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) struct ndis_80211_ssid ssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) __le32 privacy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) __le32 rssi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) __le32 net_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) struct ndis_80211_conf config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) __le32 net_infra;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) u8 rates[NDIS_802_11_LENGTH_RATES_EX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) __le32 ie_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) u8 ies[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) struct ndis_80211_bssid_list_ex {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) __le32 num_items;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) struct ndis_80211_bssid_ex bssid[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) struct ndis_80211_fixed_ies {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) u8 timestamp[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) __le16 beacon_interval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) __le16 capabilities;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) struct ndis_80211_wep_key {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) __le32 size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) __le32 index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) u8 material[32];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) struct ndis_80211_key {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) __le32 size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) __le32 index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) u8 padding[6];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) u8 rsc[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) u8 material[32];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) struct ndis_80211_remove_key {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) __le32 size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) __le32 index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) u8 padding[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) struct ndis_config_param {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) __le32 name_offs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) __le32 name_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) __le32 type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) __le32 value_offs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) __le32 value_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) struct ndis_80211_assoc_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) __le16 req_ies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) struct req_ie {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) __le16 capa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) __le16 listen_interval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) u8 cur_ap_address[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) } req_ie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) __le32 req_ie_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) __le32 offset_req_ies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) __le16 resp_ies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) struct resp_ie {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) __le16 capa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) __le16 status_code;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) __le16 assoc_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) } resp_ie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) __le32 resp_ie_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) __le32 offset_resp_ies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) struct ndis_80211_capability {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) __le32 version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) __le32 num_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) __le32 num_auth_encr_pair;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) struct ndis_80211_bssid_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) u8 pmkid[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) struct ndis_80211_pmkid {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) __le32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) __le32 bssid_info_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) struct ndis_80211_bssid_info bssid_info[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) } __packed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) * private data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) #define CAP_MODE_80211A 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) #define CAP_MODE_80211B 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) #define CAP_MODE_80211G 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) #define CAP_MODE_MASK 7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) #define WORK_LINK_UP 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) #define WORK_LINK_DOWN 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) #define WORK_SET_MULTICAST_LIST 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) #define RNDIS_WLAN_ALG_NONE 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) #define RNDIS_WLAN_ALG_WEP (1<<0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) #define RNDIS_WLAN_ALG_TKIP (1<<1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) #define RNDIS_WLAN_ALG_CCMP (1<<2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) #define RNDIS_WLAN_NUM_KEYS 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) #define RNDIS_WLAN_KEY_MGMT_NONE 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) #define RNDIS_WLAN_KEY_MGMT_802_1X (1<<0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) #define RNDIS_WLAN_KEY_MGMT_PSK (1<<1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) #define COMMAND_BUFFER_SIZE (CONTROL_BUFFER_SIZE + sizeof(struct rndis_set))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) static const struct ieee80211_channel rndis_channels[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) { .center_freq = 2412 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) { .center_freq = 2417 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) { .center_freq = 2422 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) { .center_freq = 2427 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) { .center_freq = 2432 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) { .center_freq = 2437 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) { .center_freq = 2442 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) { .center_freq = 2447 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) { .center_freq = 2452 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) { .center_freq = 2457 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) { .center_freq = 2462 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) { .center_freq = 2467 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) { .center_freq = 2472 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) { .center_freq = 2484 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) static const struct ieee80211_rate rndis_rates[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) { .bitrate = 10 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) { .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) { .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) { .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) { .bitrate = 60 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) { .bitrate = 90 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) { .bitrate = 120 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) { .bitrate = 180 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) { .bitrate = 240 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) { .bitrate = 360 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) { .bitrate = 480 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) { .bitrate = 540 }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) static const u32 rndis_cipher_suites[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) WLAN_CIPHER_SUITE_WEP40,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) WLAN_CIPHER_SUITE_WEP104,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) WLAN_CIPHER_SUITE_TKIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) WLAN_CIPHER_SUITE_CCMP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) struct rndis_wlan_encr_key {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) int len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) u32 cipher;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) u8 material[32];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) bool pairwise;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) bool tx_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) /* RNDIS device private data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) struct rndis_wlan_private {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) struct usbnet *usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) struct wireless_dev wdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) struct cfg80211_scan_request *scan_request;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) struct workqueue_struct *workqueue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) struct delayed_work dev_poller_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) struct delayed_work scan_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) struct work_struct work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) struct mutex command_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) unsigned long work_pending;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) int last_qual;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) s32 cqm_rssi_thold;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) u32 cqm_rssi_hyst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) int last_cqm_event_rssi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) struct ieee80211_supported_band band;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) struct ieee80211_channel channels[ARRAY_SIZE(rndis_channels)];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) struct ieee80211_rate rates[ARRAY_SIZE(rndis_rates)];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) u32 cipher_suites[ARRAY_SIZE(rndis_cipher_suites)];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) int device_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) int caps;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) int multicast_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) /* module parameters */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) char param_country[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) int param_frameburst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) int param_afterburner;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) int param_power_save;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) int param_power_output;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) int param_roamtrigger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) int param_roamdelta;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) u32 param_workaround_interval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) /* hardware state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) bool radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) int power_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) int infra_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) bool connected;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) u32 current_command_oid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) /* encryption stuff */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) u8 encr_tx_key_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) struct rndis_wlan_encr_key encr_keys[RNDIS_WLAN_NUM_KEYS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) int wpa_version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) u8 command_buffer[COMMAND_BUFFER_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) * cfg80211 ops
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) static int rndis_change_virtual_intf(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) enum nl80211_iftype type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) struct vif_params *params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) static int rndis_scan(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) struct cfg80211_scan_request *request);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) static int rndis_set_tx_power(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) struct wireless_dev *wdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) enum nl80211_tx_power_setting type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) int mbm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) static int rndis_get_tx_power(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) struct wireless_dev *wdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) int *dbm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) static int rndis_connect(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) struct cfg80211_connect_params *sme);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) static int rndis_disconnect(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) u16 reason_code);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) static int rndis_join_ibss(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) struct cfg80211_ibss_params *params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) static int rndis_leave_ibss(struct wiphy *wiphy, struct net_device *dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) u8 key_index, bool pairwise, const u8 *mac_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) struct key_params *params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) u8 key_index, bool pairwise, const u8 *mac_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) static int rndis_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) u8 key_index, bool unicast, bool multicast);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) static int rndis_get_station(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) const u8 *mac, struct station_info *sinfo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) static int rndis_dump_station(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) int idx, u8 *mac, struct station_info *sinfo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) static int rndis_set_pmksa(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) struct cfg80211_pmksa *pmksa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) static int rndis_del_pmksa(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) struct cfg80211_pmksa *pmksa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) bool enabled, int timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) static int rndis_set_cqm_rssi_config(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) s32 rssi_thold, u32 rssi_hyst);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) static const struct cfg80211_ops rndis_config_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) .change_virtual_intf = rndis_change_virtual_intf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) .scan = rndis_scan,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) .set_wiphy_params = rndis_set_wiphy_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) .set_tx_power = rndis_set_tx_power,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) .get_tx_power = rndis_get_tx_power,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) .connect = rndis_connect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) .disconnect = rndis_disconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) .join_ibss = rndis_join_ibss,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) .leave_ibss = rndis_leave_ibss,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) .add_key = rndis_add_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) .del_key = rndis_del_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) .set_default_key = rndis_set_default_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) .get_station = rndis_get_station,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) .dump_station = rndis_dump_station,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) .set_pmksa = rndis_set_pmksa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) .del_pmksa = rndis_del_pmksa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) .flush_pmksa = rndis_flush_pmksa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) .set_power_mgmt = rndis_set_power_mgmt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) .set_cqm_rssi_config = rndis_set_cqm_rssi_config,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) static void *rndis_wiphy_privid = &rndis_wiphy_privid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) static struct rndis_wlan_private *get_rndis_wlan_priv(struct usbnet *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) return (struct rndis_wlan_private *)dev->driver_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) static u32 get_bcm4320_power_dbm(struct rndis_wlan_private *priv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) switch (priv->param_power_output) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) case 3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) return BCM4320_DEFAULT_TXPOWER_DBM_100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) case 2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) return BCM4320_DEFAULT_TXPOWER_DBM_75;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) case 1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) return BCM4320_DEFAULT_TXPOWER_DBM_50;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) case 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) return BCM4320_DEFAULT_TXPOWER_DBM_25;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) static bool is_wpa_key(struct rndis_wlan_private *priv, u8 idx)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) int cipher = priv->encr_keys[idx].cipher;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) return (cipher == WLAN_CIPHER_SUITE_CCMP ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) cipher == WLAN_CIPHER_SUITE_TKIP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) static int rndis_cipher_to_alg(u32 cipher)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) switch (cipher) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) return RNDIS_WLAN_ALG_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) case WLAN_CIPHER_SUITE_WEP40:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) case WLAN_CIPHER_SUITE_WEP104:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) return RNDIS_WLAN_ALG_WEP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) case WLAN_CIPHER_SUITE_TKIP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) return RNDIS_WLAN_ALG_TKIP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) case WLAN_CIPHER_SUITE_CCMP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) return RNDIS_WLAN_ALG_CCMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) static int rndis_akm_suite_to_key_mgmt(u32 akm_suite)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) switch (akm_suite) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) return RNDIS_WLAN_KEY_MGMT_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) case WLAN_AKM_SUITE_8021X:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) return RNDIS_WLAN_KEY_MGMT_802_1X;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) case WLAN_AKM_SUITE_PSK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) return RNDIS_WLAN_KEY_MGMT_PSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) static const char *oid_to_string(u32 oid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) switch (oid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) #define OID_STR(oid) case oid: return(#oid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) /* from rndis_host.h */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) OID_STR(RNDIS_OID_802_3_PERMANENT_ADDRESS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) OID_STR(RNDIS_OID_GEN_MAXIMUM_FRAME_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) OID_STR(RNDIS_OID_GEN_CURRENT_PACKET_FILTER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) OID_STR(RNDIS_OID_GEN_PHYSICAL_MEDIUM);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) /* from rndis_wlan.c */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) OID_STR(RNDIS_OID_GEN_LINK_SPEED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) OID_STR(RNDIS_OID_GEN_RNDIS_CONFIG_PARAMETER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) OID_STR(RNDIS_OID_GEN_XMIT_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) OID_STR(RNDIS_OID_GEN_RCV_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) OID_STR(RNDIS_OID_GEN_XMIT_ERROR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) OID_STR(RNDIS_OID_GEN_RCV_ERROR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) OID_STR(RNDIS_OID_GEN_RCV_NO_BUFFER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) OID_STR(RNDIS_OID_802_3_CURRENT_ADDRESS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) OID_STR(RNDIS_OID_802_3_MULTICAST_LIST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) OID_STR(RNDIS_OID_802_3_MAXIMUM_LIST_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) OID_STR(RNDIS_OID_802_11_BSSID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) OID_STR(RNDIS_OID_802_11_SSID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) OID_STR(RNDIS_OID_802_11_INFRASTRUCTURE_MODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) OID_STR(RNDIS_OID_802_11_ADD_WEP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) OID_STR(RNDIS_OID_802_11_REMOVE_WEP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) OID_STR(RNDIS_OID_802_11_DISASSOCIATE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) OID_STR(RNDIS_OID_802_11_AUTHENTICATION_MODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) OID_STR(RNDIS_OID_802_11_PRIVACY_FILTER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) OID_STR(RNDIS_OID_802_11_BSSID_LIST_SCAN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) OID_STR(RNDIS_OID_802_11_ENCRYPTION_STATUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) OID_STR(RNDIS_OID_802_11_ADD_KEY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) OID_STR(RNDIS_OID_802_11_REMOVE_KEY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) OID_STR(RNDIS_OID_802_11_ASSOCIATION_INFORMATION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) OID_STR(RNDIS_OID_802_11_CAPABILITY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) OID_STR(RNDIS_OID_802_11_PMKID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) OID_STR(RNDIS_OID_802_11_NETWORK_TYPES_SUPPORTED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) OID_STR(RNDIS_OID_802_11_NETWORK_TYPE_IN_USE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) OID_STR(RNDIS_OID_802_11_TX_POWER_LEVEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) OID_STR(RNDIS_OID_802_11_RSSI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) OID_STR(RNDIS_OID_802_11_RSSI_TRIGGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) OID_STR(RNDIS_OID_802_11_FRAGMENTATION_THRESHOLD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) OID_STR(RNDIS_OID_802_11_RTS_THRESHOLD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) OID_STR(RNDIS_OID_802_11_SUPPORTED_RATES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) OID_STR(RNDIS_OID_802_11_CONFIGURATION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) OID_STR(RNDIS_OID_802_11_POWER_MODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) OID_STR(RNDIS_OID_802_11_BSSID_LIST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) #undef OID_STR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) return "?";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) static const char *oid_to_string(u32 oid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) return "?";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) /* translate error code */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) static int rndis_error_status(__le32 rndis_status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) int ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) switch (le32_to_cpu(rndis_status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) case RNDIS_STATUS_SUCCESS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) case RNDIS_STATUS_FAILURE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) case RNDIS_STATUS_INVALID_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) case RNDIS_STATUS_NOT_SUPPORTED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) ret = -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) case RNDIS_STATUS_ADAPTER_NOT_READY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) case RNDIS_STATUS_ADAPTER_NOT_OPEN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) ret = -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) static int rndis_query_oid(struct usbnet *dev, u32 oid, void *data, int *len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) struct rndis_wlan_private *priv = get_rndis_wlan_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) void *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) struct rndis_msg_hdr *header;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) struct rndis_query *get;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) struct rndis_query_c *get_c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) } u;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) int ret, buflen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) int resplen, respoffs, copylen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) buflen = *len + sizeof(*u.get);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) if (buflen < CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) buflen = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) if (buflen > COMMAND_BUFFER_SIZE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) u.buf = kmalloc(buflen, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) if (!u.buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) u.buf = priv->command_buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) mutex_lock(&priv->command_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) memset(u.get, 0, sizeof *u.get);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) u.get->msg_type = cpu_to_le32(RNDIS_MSG_QUERY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) u.get->msg_len = cpu_to_le32(sizeof *u.get);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) u.get->oid = cpu_to_le32(oid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) priv->current_command_oid = oid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) ret = rndis_command(dev, u.header, buflen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) priv->current_command_oid = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) netdev_dbg(dev->net, "%s(%s): rndis_command() failed, %d (%08x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) __func__, oid_to_string(oid), ret,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) le32_to_cpu(u.get_c->status));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) resplen = le32_to_cpu(u.get_c->len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) respoffs = le32_to_cpu(u.get_c->offset) + 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) if (respoffs > buflen) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) /* Device returned data offset outside buffer, error. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) netdev_dbg(dev->net, "%s(%s): received invalid "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) "data offset: %d > %d\n", __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) oid_to_string(oid), respoffs, buflen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) goto exit_unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) if ((resplen + respoffs) > buflen) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) /* Device would have returned more data if buffer would
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) * have been big enough. Copy just the bits that we got.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) copylen = buflen - respoffs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) copylen = resplen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) if (copylen > *len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) copylen = *len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) memcpy(data, u.buf + respoffs, copylen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) *len = resplen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) ret = rndis_error_status(u.get_c->status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) netdev_dbg(dev->net, "%s(%s): device returned error, 0x%08x (%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) __func__, oid_to_string(oid),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) le32_to_cpu(u.get_c->status), ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) exit_unlock:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) mutex_unlock(&priv->command_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) if (u.buf != priv->command_buffer)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) kfree(u.buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) static int rndis_set_oid(struct usbnet *dev, u32 oid, const void *data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) struct rndis_wlan_private *priv = get_rndis_wlan_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) void *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) struct rndis_msg_hdr *header;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) struct rndis_set *set;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) struct rndis_set_c *set_c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) } u;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) int ret, buflen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) buflen = len + sizeof(*u.set);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) if (buflen < CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) buflen = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) if (buflen > COMMAND_BUFFER_SIZE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) u.buf = kmalloc(buflen, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) if (!u.buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) u.buf = priv->command_buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) mutex_lock(&priv->command_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) memset(u.set, 0, sizeof *u.set);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) u.set->msg_type = cpu_to_le32(RNDIS_MSG_SET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) u.set->msg_len = cpu_to_le32(sizeof(*u.set) + len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) u.set->oid = cpu_to_le32(oid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) u.set->len = cpu_to_le32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) u.set->offset = cpu_to_le32(sizeof(*u.set) - 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) u.set->handle = cpu_to_le32(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) memcpy(u.buf + sizeof(*u.set), data, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) priv->current_command_oid = oid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) ret = rndis_command(dev, u.header, buflen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) priv->current_command_oid = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) netdev_dbg(dev->net, "%s(%s): rndis_command() failed, %d (%08x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) __func__, oid_to_string(oid), ret,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) le32_to_cpu(u.set_c->status));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) ret = rndis_error_status(u.set_c->status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) netdev_dbg(dev->net, "%s(%s): device returned error, 0x%08x (%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) __func__, oid_to_string(oid),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) le32_to_cpu(u.set_c->status), ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) mutex_unlock(&priv->command_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) if (u.buf != priv->command_buffer)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) kfree(u.buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) static int rndis_reset(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) struct rndis_reset *reset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) mutex_lock(&priv->command_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) reset = (void *)priv->command_buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) memset(reset, 0, sizeof(*reset));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) reset->msg_type = cpu_to_le32(RNDIS_MSG_RESET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) reset->msg_len = cpu_to_le32(sizeof(*reset));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) priv->current_command_oid = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) ret = rndis_command(usbdev, (void *)reset, CONTROL_BUFFER_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) mutex_unlock(&priv->command_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) * Specs say that we can only set config parameters only soon after device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) * initialization.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) * value_type: 0 = u32, 2 = unicode string
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) static int rndis_set_config_parameter(struct usbnet *dev, char *param,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) int value_type, void *value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) struct ndis_config_param *infobuf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) int value_len, info_len, param_len, ret, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) __le16 *unibuf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) __le32 *dst_value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) if (value_type == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) value_len = sizeof(__le32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) else if (value_type == 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) value_len = strlen(value) * sizeof(__le16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) param_len = strlen(param) * sizeof(__le16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) info_len = sizeof(*infobuf) + param_len + value_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) info_len += 12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) infobuf = kmalloc(info_len, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) if (!infobuf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) info_len -= 12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) /* extra 12 bytes are for padding (debug output) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) memset(infobuf, 0xCC, info_len + 12);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) if (value_type == 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) netdev_dbg(dev->net, "setting config parameter: %s, value: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) param, (u8 *)value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) netdev_dbg(dev->net, "setting config parameter: %s, value: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) param, *(u32 *)value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) infobuf->name_offs = cpu_to_le32(sizeof(*infobuf));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) infobuf->name_length = cpu_to_le32(param_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) infobuf->type = cpu_to_le32(value_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) infobuf->value_offs = cpu_to_le32(sizeof(*infobuf) + param_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) infobuf->value_length = cpu_to_le32(value_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) /* simple string to unicode string conversion */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) unibuf = (void *)infobuf + sizeof(*infobuf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) for (i = 0; i < param_len / sizeof(__le16); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) unibuf[i] = cpu_to_le16(param[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) if (value_type == 2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) unibuf = (void *)infobuf + sizeof(*infobuf) + param_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) for (i = 0; i < value_len / sizeof(__le16); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) unibuf[i] = cpu_to_le16(((u8 *)value)[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) dst_value = (void *)infobuf + sizeof(*infobuf) + param_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) *dst_value = cpu_to_le32(*(u32 *)value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) netdev_dbg(dev->net, "info buffer (len: %d)\n", info_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) for (i = 0; i < info_len; i += 12) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) u32 *tmp = (u32 *)((u8 *)infobuf + i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) netdev_dbg(dev->net, "%08X:%08X:%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) cpu_to_be32(tmp[0]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) cpu_to_be32(tmp[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) cpu_to_be32(tmp[2]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) ret = rndis_set_oid(dev, RNDIS_OID_GEN_RNDIS_CONFIG_PARAMETER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) infobuf, info_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) if (ret != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) netdev_dbg(dev->net, "setting rndis config parameter failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) kfree(infobuf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) static int rndis_set_config_parameter_str(struct usbnet *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) char *param, char *value)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) return rndis_set_config_parameter(dev, param, 2, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) * data conversion functions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) static int level_to_qual(int level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) int qual = 100 * (level - WL_NOISE) / (WL_SIGMAX - WL_NOISE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) return qual >= 0 ? (qual <= 100 ? qual : 100) : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) * common functions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) static int set_infra_mode(struct usbnet *usbdev, int mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) static void restore_keys(struct usbnet *usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) static int rndis_check_bssid_list(struct usbnet *usbdev, u8 *match_bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) bool *matched);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) static int rndis_start_bssid_list_scan(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) /* Note: RNDIS_OID_802_11_BSSID_LIST_SCAN clears internal BSS list. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) tmp = cpu_to_le32(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) return rndis_set_oid(usbdev, RNDIS_OID_802_11_BSSID_LIST_SCAN, &tmp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) static int set_essid(struct usbnet *usbdev, struct ndis_80211_ssid *ssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_SSID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) ssid, sizeof(*ssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) netdev_warn(usbdev->net, "setting SSID failed (%08X)\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) priv->radio_on = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) netdev_dbg(usbdev->net, "%s(): radio_on = true\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) static int set_bssid(struct usbnet *usbdev, const u8 *bssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_BSSID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) bssid, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) netdev_warn(usbdev->net, "setting BSSID[%pM] failed (%08X)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) bssid, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) static int clear_bssid(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) static const u8 broadcast_mac[ETH_ALEN] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007) 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) return set_bssid(usbdev, broadcast_mac);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013) static int get_bssid(struct usbnet *usbdev, u8 bssid[ETH_ALEN])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) int ret, len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) len = ETH_ALEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_BSSID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) bssid, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) if (ret != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) eth_zero_addr(bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) static int get_association_info(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) struct ndis_80211_assoc_info *info, int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) return rndis_query_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) RNDIS_OID_802_11_ASSOCIATION_INFORMATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) info, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) static bool is_associated(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) if (!priv->radio_on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) ret = get_bssid(usbdev, bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) return (ret == 0 && !is_zero_ether_addr(bssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) static int disassociate(struct usbnet *usbdev, bool reset_ssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) struct ndis_80211_ssid ssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) int i, ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) if (priv->radio_on) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) RNDIS_OID_802_11_DISASSOCIATE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058) NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) priv->radio_on = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) netdev_dbg(usbdev->net, "%s(): radio_on = false\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) if (reset_ssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) msleep(100);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) /* disassociate causes radio to be turned off; if reset_ssid
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) * is given, set random ssid to enable radio */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) if (reset_ssid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) /* Set device to infrastructure mode so we don't get ad-hoc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073) * 'media connect' indications with the random ssid.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) ssid.length = cpu_to_le32(sizeof(ssid.essid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) get_random_bytes(&ssid.essid[2], sizeof(ssid.essid)-2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) ssid.essid[0] = 0x1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) ssid.essid[1] = 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) for (i = 2; i < sizeof(ssid.essid); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) ssid.essid[i] = 0x1 + (ssid.essid[i] * 0xfe / 0xff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) ret = set_essid(usbdev, &ssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088) static int set_auth_mode(struct usbnet *usbdev, u32 wpa_version,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) enum nl80211_auth_type auth_type, int keymgmt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) int auth_mode, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095) netdev_dbg(usbdev->net, "%s(): wpa_version=0x%x authalg=0x%x keymgmt=0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096) __func__, wpa_version, auth_type, keymgmt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) if (wpa_version & NL80211_WPA_VERSION_2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) if (keymgmt & RNDIS_WLAN_KEY_MGMT_802_1X)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) auth_mode = NDIS_80211_AUTH_WPA2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) auth_mode = NDIS_80211_AUTH_WPA2_PSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) } else if (wpa_version & NL80211_WPA_VERSION_1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104) if (keymgmt & RNDIS_WLAN_KEY_MGMT_802_1X)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) auth_mode = NDIS_80211_AUTH_WPA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) else if (keymgmt & RNDIS_WLAN_KEY_MGMT_PSK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107) auth_mode = NDIS_80211_AUTH_WPA_PSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) auth_mode = NDIS_80211_AUTH_WPA_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) } else if (auth_type == NL80211_AUTHTYPE_SHARED_KEY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) auth_mode = NDIS_80211_AUTH_SHARED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) else if (auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113) auth_mode = NDIS_80211_AUTH_OPEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) else if (auth_type == NL80211_AUTHTYPE_AUTOMATIC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) auth_mode = NDIS_80211_AUTH_AUTO_SWITCH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) return -ENOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) tmp = cpu_to_le32(auth_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121) RNDIS_OID_802_11_AUTHENTICATION_MODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) &tmp, sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) if (ret != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) netdev_warn(usbdev->net, "setting auth mode failed (%08X)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) priv->wpa_version = wpa_version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) static int set_priv_filter(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) netdev_dbg(usbdev->net, "%s(): wpa_version=0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) __func__, priv->wpa_version);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) if (priv->wpa_version & NL80211_WPA_VERSION_2 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143) priv->wpa_version & NL80211_WPA_VERSION_1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) tmp = cpu_to_le32(NDIS_80211_PRIV_8021X_WEP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146) tmp = cpu_to_le32(NDIS_80211_PRIV_ACCEPT_ALL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) return rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149) RNDIS_OID_802_11_PRIVACY_FILTER, &tmp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150) sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) static int set_encr_mode(struct usbnet *usbdev, int pairwise, int groupwise)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156) int encr_mode, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) netdev_dbg(usbdev->net, "%s(): cipher_pair=0x%x cipher_group=0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159) __func__, pairwise, groupwise);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) if (pairwise & RNDIS_WLAN_ALG_CCMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) encr_mode = NDIS_80211_ENCR_CCMP_ENABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) else if (pairwise & RNDIS_WLAN_ALG_TKIP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) encr_mode = NDIS_80211_ENCR_TKIP_ENABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165) else if (pairwise & RNDIS_WLAN_ALG_WEP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) encr_mode = NDIS_80211_ENCR_WEP_ENABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) else if (groupwise & RNDIS_WLAN_ALG_CCMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168) encr_mode = NDIS_80211_ENCR_CCMP_ENABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169) else if (groupwise & RNDIS_WLAN_ALG_TKIP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170) encr_mode = NDIS_80211_ENCR_TKIP_ENABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) encr_mode = NDIS_80211_ENCR_DISABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) tmp = cpu_to_le32(encr_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) RNDIS_OID_802_11_ENCRYPTION_STATUS, &tmp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177) sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) if (ret != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) netdev_warn(usbdev->net, "setting encr mode failed (%08X)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187) static int set_infra_mode(struct usbnet *usbdev, int mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) netdev_dbg(usbdev->net, "%s(): infra_mode=0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194) __func__, priv->infra_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) tmp = cpu_to_le32(mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) RNDIS_OID_802_11_INFRASTRUCTURE_MODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199) &tmp, sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) if (ret != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201) netdev_warn(usbdev->net, "setting infra mode failed (%08X)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) /* NDIS drivers clear keys when infrastructure mode is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) * changed. But Linux tools assume otherwise. So set the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) * keys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209) restore_keys(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) priv->infra_mode = mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215) static int set_rts_threshold(struct usbnet *usbdev, u32 rts_threshold)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) netdev_dbg(usbdev->net, "%s(): %i\n", __func__, rts_threshold);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) if (rts_threshold == -1 || rts_threshold > 2347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) rts_threshold = 2347;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) tmp = cpu_to_le32(rts_threshold);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) return rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) RNDIS_OID_802_11_RTS_THRESHOLD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) &tmp, sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230) static int set_frag_threshold(struct usbnet *usbdev, u32 frag_threshold)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) netdev_dbg(usbdev->net, "%s(): %i\n", __func__, frag_threshold);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) if (frag_threshold < 256 || frag_threshold > 2346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) frag_threshold = 2346;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239) tmp = cpu_to_le32(frag_threshold);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) return rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241) RNDIS_OID_802_11_FRAGMENTATION_THRESHOLD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) &tmp, sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) static void set_default_iw_params(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) set_auth_mode(usbdev, 0, NL80211_AUTHTYPE_OPEN_SYSTEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) RNDIS_WLAN_KEY_MGMT_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250) set_priv_filter(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251) set_encr_mode(usbdev, RNDIS_WLAN_ALG_NONE, RNDIS_WLAN_ALG_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) static int deauthenticate(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258) ret = disassociate(usbdev, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) set_default_iw_params(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) static int set_channel(struct usbnet *usbdev, int channel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) struct ndis_80211_conf config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266) unsigned int dsconfig;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) int len, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269) netdev_dbg(usbdev->net, "%s(%d)\n", __func__, channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) /* this OID is valid only when not associated */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) if (is_associated(usbdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) dsconfig = 1000 *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) len = sizeof(config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) ret = rndis_query_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) RNDIS_OID_802_11_CONFIGURATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281) &config, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) netdev_dbg(usbdev->net, "%s(): querying configuration failed\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1285) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1286) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288) config.ds_config = cpu_to_le32(dsconfig);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290) RNDIS_OID_802_11_CONFIGURATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) &config, sizeof(config));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293) netdev_dbg(usbdev->net, "%s(): %d -> %d\n", __func__, channel, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) static struct ieee80211_channel *get_current_channel(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299) u32 *beacon_period)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302) struct ieee80211_channel *channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) struct ndis_80211_conf config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304) int len, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306) /* Get channel and beacon interval */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) len = sizeof(config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) ret = rndis_query_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) RNDIS_OID_802_11_CONFIGURATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) &config, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_CONFIGURATION -> %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) __func__, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) channel = ieee80211_get_channel(priv->wdev.wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317) KHZ_TO_MHZ(le32_to_cpu(config.ds_config)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) if (!channel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) if (beacon_period)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) *beacon_period = le32_to_cpu(config.beacon_period);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323) return channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) /* index must be 0 - N, as per NDIS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) static int add_wep_key(struct usbnet *usbdev, const u8 *key, int key_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) u8 index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) struct ndis_80211_wep_key ndis_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) u32 cipher;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335) netdev_dbg(usbdev->net, "%s(idx: %d, len: %d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) __func__, index, key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) if (index >= RNDIS_WLAN_NUM_KEYS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341) if (key_len == 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) cipher = WLAN_CIPHER_SUITE_WEP40;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) else if (key_len == 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344) cipher = WLAN_CIPHER_SUITE_WEP104;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) memset(&ndis_key, 0, sizeof(ndis_key));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350) ndis_key.size = cpu_to_le32(sizeof(ndis_key));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351) ndis_key.length = cpu_to_le32(key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352) ndis_key.index = cpu_to_le32(index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353) memcpy(&ndis_key.material, key, key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355) if (index == priv->encr_tx_key_index) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) ndis_key.index |= NDIS_80211_ADDWEP_TRANSMIT_KEY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357) ret = set_encr_mode(usbdev, RNDIS_WLAN_ALG_WEP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) RNDIS_WLAN_ALG_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) netdev_warn(usbdev->net, "encryption couldn't be enabled (%08X)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365) RNDIS_OID_802_11_ADD_WEP, &ndis_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) sizeof(ndis_key));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367) if (ret != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368) netdev_warn(usbdev->net, "adding encryption key %d failed (%08X)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) index + 1, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) priv->encr_keys[index].len = key_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) priv->encr_keys[index].cipher = cipher;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) memcpy(&priv->encr_keys[index].material, key, key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376) eth_broadcast_addr(priv->encr_keys[index].bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) static int add_wpa_key(struct usbnet *usbdev, const u8 *key, int key_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) u8 index, const u8 *addr, const u8 *rx_seq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383) int seq_len, u32 cipher, __le32 flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386) struct ndis_80211_key ndis_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) bool is_addr_ok;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) if (index >= RNDIS_WLAN_NUM_KEYS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) netdev_dbg(usbdev->net, "%s(): index out of range (%i)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) __func__, index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) if (key_len > sizeof(ndis_key.material) || key_len < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) netdev_dbg(usbdev->net, "%s(): key length out of range (%i)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397) __func__, key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) if (flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) if (!rx_seq || seq_len <= 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402) netdev_dbg(usbdev->net, "%s(): recv seq flag without buffer\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406) if (rx_seq && seq_len > sizeof(ndis_key.rsc)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) netdev_dbg(usbdev->net, "%s(): too big recv seq buffer\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) is_addr_ok = addr && !is_zero_ether_addr(addr) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) !is_broadcast_ether_addr(addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) if ((flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) && !is_addr_ok) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415) netdev_dbg(usbdev->net, "%s(): pairwise but bssid invalid (%pM)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) __func__, addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) netdev_dbg(usbdev->net, "%s(%i): flags:%i%i%i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) __func__, index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) !!(flags & NDIS_80211_ADDKEY_TRANSMIT_KEY),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) !!(flags & NDIS_80211_ADDKEY_PAIRWISE_KEY),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) !!(flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426) memset(&ndis_key, 0, sizeof(ndis_key));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) ndis_key.size = cpu_to_le32(sizeof(ndis_key) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) sizeof(ndis_key.material) + key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430) ndis_key.length = cpu_to_le32(key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431) ndis_key.index = cpu_to_le32(index) | flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433) if (cipher == WLAN_CIPHER_SUITE_TKIP && key_len == 32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434) /* wpa_supplicant gives us the Michael MIC RX/TX keys in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) * different order than NDIS spec, so swap the order here. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) memcpy(ndis_key.material, key, 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) memcpy(ndis_key.material + 16, key + 24, 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) memcpy(ndis_key.material + 24, key + 16, 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) memcpy(ndis_key.material, key, key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) if (flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) memcpy(ndis_key.rsc, rx_seq, seq_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445) if (flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) /* pairwise key */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) memcpy(ndis_key.bssid, addr, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) /* group key */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) if (priv->infra_mode == NDIS_80211_INFRA_ADHOC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) eth_broadcast_addr(ndis_key.bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) get_bssid(usbdev, ndis_key.bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457) RNDIS_OID_802_11_ADD_KEY, &ndis_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) le32_to_cpu(ndis_key.size));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459) netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_ADD_KEY -> %08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) __func__, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) if (ret != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464) memset(&priv->encr_keys[index], 0, sizeof(priv->encr_keys[index]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) priv->encr_keys[index].len = key_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) priv->encr_keys[index].cipher = cipher;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467) memcpy(&priv->encr_keys[index].material, key, key_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) if (flags & NDIS_80211_ADDKEY_PAIRWISE_KEY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469) memcpy(&priv->encr_keys[index].bssid, ndis_key.bssid, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471) eth_broadcast_addr(priv->encr_keys[index].bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) if (flags & NDIS_80211_ADDKEY_TRANSMIT_KEY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) priv->encr_tx_key_index = index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479) static int restore_key(struct usbnet *usbdev, u8 key_idx)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) struct rndis_wlan_encr_key key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) if (is_wpa_key(priv, key_idx))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1487) key = priv->encr_keys[key_idx];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489) netdev_dbg(usbdev->net, "%s(): %i:%i\n", __func__, key_idx, key.len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) if (key.len == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) return add_wep_key(usbdev, key.material, key.len, key_idx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) static void restore_keys(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501) for (i = 0; i < 4; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502) restore_key(usbdev, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505) static void clear_key(struct rndis_wlan_private *priv, u8 idx)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) memset(&priv->encr_keys[idx], 0, sizeof(priv->encr_keys[idx]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510) /* remove_key is for both wep and wpa */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511) static int remove_key(struct usbnet *usbdev, u8 index, const u8 *bssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) struct ndis_80211_remove_key remove_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) __le32 keyindex;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) bool is_wpa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) if (index >= RNDIS_WLAN_NUM_KEYS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520) return -ENOENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522) if (priv->encr_keys[index].len == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525) is_wpa = is_wpa_key(priv, index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527) netdev_dbg(usbdev->net, "%s(): %i:%s:%i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) __func__, index, is_wpa ? "wpa" : "wep",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) priv->encr_keys[index].len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531) clear_key(priv, index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) if (is_wpa) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534) remove_key.size = cpu_to_le32(sizeof(remove_key));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535) remove_key.index = cpu_to_le32(index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) if (bssid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537) /* pairwise key */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538) if (!is_broadcast_ether_addr(bssid))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539) remove_key.index |=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540) NDIS_80211_ADDKEY_PAIRWISE_KEY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) memcpy(remove_key.bssid, bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) sizeof(remove_key.bssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544) memset(remove_key.bssid, 0xff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) sizeof(remove_key.bssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548) RNDIS_OID_802_11_REMOVE_KEY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) &remove_key, sizeof(remove_key));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550) if (ret != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) keyindex = cpu_to_le32(index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) RNDIS_OID_802_11_REMOVE_WEP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) &keyindex, sizeof(keyindex));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557) if (ret != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558) netdev_warn(usbdev->net,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) "removing encryption key %d failed (%08X)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560) index, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) /* if it is transmit key, disable encryption */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) if (index == priv->encr_tx_key_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567) set_encr_mode(usbdev, RNDIS_WLAN_ALG_NONE, RNDIS_WLAN_ALG_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) static void set_multicast_list(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575) struct netdev_hw_addr *ha;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576) __le32 filter, basefilter;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) char *mc_addrs = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) int mc_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581) basefilter = filter = cpu_to_le32(RNDIS_PACKET_TYPE_DIRECTED |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582) RNDIS_PACKET_TYPE_BROADCAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) if (usbdev->net->flags & IFF_PROMISC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585) filter |= cpu_to_le32(RNDIS_PACKET_TYPE_PROMISCUOUS |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) RNDIS_PACKET_TYPE_ALL_LOCAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587) } else if (usbdev->net->flags & IFF_ALLMULTI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) if (filter != basefilter)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592) goto set_filter;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595) * mc_list should be accessed holding the lock, so copy addresses to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) * local buffer first.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) netif_addr_lock_bh(usbdev->net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599) mc_count = netdev_mc_count(usbdev->net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) if (mc_count > priv->multicast_size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) } else if (mc_count) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) int i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) mc_addrs = kmalloc_array(mc_count, ETH_ALEN, GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) if (!mc_addrs) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) netif_addr_unlock_bh(usbdev->net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611) netdev_for_each_mc_addr(ha, usbdev->net)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) memcpy(mc_addrs + i++ * ETH_ALEN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613) ha->addr, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) netif_addr_unlock_bh(usbdev->net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617) if (filter != basefilter)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) goto set_filter;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620) if (mc_count) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) ret = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1622) RNDIS_OID_802_3_MULTICAST_LIST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1623) mc_addrs, mc_count * ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1624) kfree(mc_addrs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625) if (ret == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) filter |= cpu_to_le32(RNDIS_PACKET_TYPE_MULTICAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628) filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630) netdev_dbg(usbdev->net, "RNDIS_OID_802_3_MULTICAST_LIST(%d, max: %d) -> %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631) mc_count, priv->multicast_size, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) set_filter:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635) ret = rndis_set_oid(usbdev, RNDIS_OID_GEN_CURRENT_PACKET_FILTER, &filter,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636) sizeof(filter));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638) netdev_warn(usbdev->net, "couldn't set packet filter: %08x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639) le32_to_cpu(filter));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642) netdev_dbg(usbdev->net, "RNDIS_OID_GEN_CURRENT_PACKET_FILTER(%08x) -> %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643) le32_to_cpu(filter), ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646) #ifdef DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) static void debug_print_pmkids(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648) struct ndis_80211_pmkid *pmkids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649) const char *func_str)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) int i, len, count, max_pmkids, entry_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654) max_pmkids = priv->wdev.wiphy->max_num_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655) len = le32_to_cpu(pmkids->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656) count = le32_to_cpu(pmkids->bssid_info_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) entry_len = (count > 0) ? (len - sizeof(*pmkids)) / count : -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660) netdev_dbg(usbdev->net, "%s(): %d PMKIDs (data len: %d, entry len: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) "%d)\n", func_str, count, len, entry_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663) if (count > max_pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664) count = max_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666) for (i = 0; i < count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667) u32 *tmp = (u32 *)pmkids->bssid_info[i].pmkid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669) netdev_dbg(usbdev->net, "%s(): bssid: %pM, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) "pmkid: %08X:%08X:%08X:%08X\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671) func_str, pmkids->bssid_info[i].bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672) cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673) cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) static void debug_print_pmkids(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678) struct ndis_80211_pmkid *pmkids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679) const char *func_str)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) static struct ndis_80211_pmkid *get_device_pmkids(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) struct ndis_80211_pmkid *pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689) int len, ret, max_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691) max_pmkids = priv->wdev.wiphy->max_num_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692) len = struct_size(pmkids, bssid_info, max_pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694) pmkids = kzalloc(len, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695) if (!pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696) return ERR_PTR(-ENOMEM);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) pmkids->length = cpu_to_le32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699) pmkids->bssid_info_count = cpu_to_le32(max_pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701) ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_PMKID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702) pmkids, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704) netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_PMKID(%d, %d)"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705) " -> %d\n", __func__, len, max_pmkids, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707) kfree(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708) return ERR_PTR(ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711) if (le32_to_cpu(pmkids->bssid_info_count) > max_pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712) pmkids->bssid_info_count = cpu_to_le32(max_pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714) debug_print_pmkids(usbdev, pmkids, __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716) return pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719) static int set_device_pmkids(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720) struct ndis_80211_pmkid *pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722) int ret, len, num_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1724) num_pmkids = le32_to_cpu(pmkids->bssid_info_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1725) len = struct_size(pmkids, bssid_info, num_pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1726) pmkids->length = cpu_to_le32(len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) debug_print_pmkids(usbdev, pmkids, __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_PMKID, pmkids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731) le32_to_cpu(pmkids->length));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733) netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_PMKID(%d, %d) -> %d"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) "\n", __func__, len, num_pmkids, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) kfree(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) static struct ndis_80211_pmkid *remove_pmkid(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742) struct ndis_80211_pmkid *pmkids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743) struct cfg80211_pmksa *pmksa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) int max_pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746) int i, err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747) unsigned int count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1749) count = le32_to_cpu(pmkids->bssid_info_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1750)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1751) if (count > max_pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1752) count = max_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1753)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1754) for (i = 0; i < count; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1755) if (ether_addr_equal(pmkids->bssid_info[i].bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1756) pmksa->bssid))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1757) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1759) /* pmkid not found */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1760) if (i == count) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1761) netdev_dbg(usbdev->net, "%s(): bssid not found (%pM)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1762) __func__, pmksa->bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1763) err = -ENOENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1764) goto error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1765) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1767) for (; i + 1 < count; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1768) pmkids->bssid_info[i] = pmkids->bssid_info[i + 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1770) count--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1771) pmkids->length = cpu_to_le32(struct_size(pmkids, bssid_info, count));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1772) pmkids->bssid_info_count = cpu_to_le32(count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1773)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1774) return pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1775) error:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1776) kfree(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1777) return ERR_PTR(err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1778) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1779)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1780) static struct ndis_80211_pmkid *update_pmkid(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1781) struct ndis_80211_pmkid *pmkids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1782) struct cfg80211_pmksa *pmksa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1783) int max_pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1784) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1785) struct ndis_80211_pmkid *new_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1786) int i, err, newlen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1787) unsigned int count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1788)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1789) count = le32_to_cpu(pmkids->bssid_info_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1791) if (count > max_pmkids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1792) count = max_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1793)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1794) /* update with new pmkid */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1795) for (i = 0; i < count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1796) if (!ether_addr_equal(pmkids->bssid_info[i].bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1797) pmksa->bssid))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1798) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1799)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1800) memcpy(pmkids->bssid_info[i].pmkid, pmksa->pmkid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1801) WLAN_PMKID_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1802)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1803) return pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1804) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1805)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1806) /* out of space, return error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1807) if (i == max_pmkids) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1808) netdev_dbg(usbdev->net, "%s(): out of space\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1809) err = -ENOSPC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1810) goto error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1811) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1812)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1813) /* add new pmkid */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1814) newlen = struct_size(pmkids, bssid_info, count + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1815)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1816) new_pmkids = krealloc(pmkids, newlen, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1817) if (!new_pmkids) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1818) err = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1819) goto error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1820) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1821) pmkids = new_pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1823) pmkids->length = cpu_to_le32(newlen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1824) pmkids->bssid_info_count = cpu_to_le32(count + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1825)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1826) memcpy(pmkids->bssid_info[count].bssid, pmksa->bssid, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1827) memcpy(pmkids->bssid_info[count].pmkid, pmksa->pmkid, WLAN_PMKID_LEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1828)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1829) return pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1830) error:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1831) kfree(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1832) return ERR_PTR(err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1833) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1834)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1835) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1836) * cfg80211 ops
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1837) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1838) static int rndis_change_virtual_intf(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1839) struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1840) enum nl80211_iftype type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1841) struct vif_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1842) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1843) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1844) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1845) int mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1846)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1847) switch (type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1848) case NL80211_IFTYPE_ADHOC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1849) mode = NDIS_80211_INFRA_ADHOC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1850) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1851) case NL80211_IFTYPE_STATION:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1852) mode = NDIS_80211_INFRA_INFRA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1853) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1854) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1855) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1856) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1857)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1858) priv->wdev.iftype = type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1860) return set_infra_mode(usbdev, mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1861) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1862)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1863) static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1864) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1865) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1866) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1867) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1868)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1869) if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1870) err = set_frag_threshold(usbdev, wiphy->frag_threshold);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1871) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1872) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1873) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1874)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1875) if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1876) err = set_rts_threshold(usbdev, wiphy->rts_threshold);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1877) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1878) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1879) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1880)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1881) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1882) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1883)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1884) static int rndis_set_tx_power(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1885) struct wireless_dev *wdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1886) enum nl80211_tx_power_setting type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1887) int mbm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1888) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1889) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1890) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1891)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1892) netdev_dbg(usbdev->net, "%s(): type:0x%x mbm:%i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1893) __func__, type, mbm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1895) if (mbm < 0 || (mbm % 100))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1896) return -ENOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1898) /* Device doesn't support changing txpower after initialization, only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1899) * turn off/on radio. Support 'auto' mode and setting same dBm that is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1900) * currently used.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1901) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1902) if (type == NL80211_TX_POWER_AUTOMATIC ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1903) MBM_TO_DBM(mbm) == get_bcm4320_power_dbm(priv)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1904) if (!priv->radio_on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1905) disassociate(usbdev, true); /* turn on radio */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1907) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1908) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1909)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1910) return -ENOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1911) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1912)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1913) static int rndis_get_tx_power(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1914) struct wireless_dev *wdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1915) int *dbm)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1916) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1917) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1918) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1920) *dbm = get_bcm4320_power_dbm(priv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1922) netdev_dbg(usbdev->net, "%s(): dbm:%i\n", __func__, *dbm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1923)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1924) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1925) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1926)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1927) #define SCAN_DELAY_JIFFIES (6 * HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1928) static int rndis_scan(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1929) struct cfg80211_scan_request *request)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1930) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1931) struct net_device *dev = request->wdev->netdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1932) struct usbnet *usbdev = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1933) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1934) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1935) int delay = SCAN_DELAY_JIFFIES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1936)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1937) netdev_dbg(usbdev->net, "cfg80211.scan\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1939) /* Get current bssid list from device before new scan, as new scan
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1940) * clears internal bssid list.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1941) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1942) rndis_check_bssid_list(usbdev, NULL, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1943)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1944) if (priv->scan_request && priv->scan_request != request)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1945) return -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1947) priv->scan_request = request;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1948)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1949) ret = rndis_start_bssid_list_scan(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1950) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1951) if (priv->device_type == RNDIS_BCM4320A)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1952) delay = HZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1954) /* Wait before retrieving scan results from device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1955) queue_delayed_work(priv->workqueue, &priv->scan_work, delay);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1956) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1957)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1958) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1959) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1960)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1961) static bool rndis_bss_info_update(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1962) struct ndis_80211_bssid_ex *bssid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1963) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1964) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1965) struct ieee80211_channel *channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1966) struct cfg80211_bss *bss;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1967) s32 signal;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1968) u64 timestamp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1969) u16 capability;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1970) u16 beacon_interval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1971) struct ndis_80211_fixed_ies *fixed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1972) int ie_len, bssid_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1973) u8 *ie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1974)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1975) netdev_dbg(usbdev->net, " found bssid: '%.32s' [%pM], len: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1976) bssid->ssid.essid, bssid->mac, le32_to_cpu(bssid->length));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1978) /* parse bssid structure */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1979) bssid_len = le32_to_cpu(bssid->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1980)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1981) if (bssid_len < sizeof(struct ndis_80211_bssid_ex) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1982) sizeof(struct ndis_80211_fixed_ies))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1983) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1984)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1985) fixed = (struct ndis_80211_fixed_ies *)bssid->ies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1986)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1987) ie = (void *)(bssid->ies + sizeof(struct ndis_80211_fixed_ies));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1988) ie_len = min(bssid_len - (int)sizeof(*bssid),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1989) (int)le32_to_cpu(bssid->ie_length));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1990) ie_len -= sizeof(struct ndis_80211_fixed_ies);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1991) if (ie_len < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1992) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1993)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1994) /* extract data for cfg80211_inform_bss */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1995) channel = ieee80211_get_channel(priv->wdev.wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1996) KHZ_TO_MHZ(le32_to_cpu(bssid->config.ds_config)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1997) if (!channel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1998) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1999)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2000) signal = level_to_qual(le32_to_cpu(bssid->rssi));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2001) timestamp = le64_to_cpu(*(__le64 *)fixed->timestamp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2002) capability = le16_to_cpu(fixed->capabilities);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2003) beacon_interval = le16_to_cpu(fixed->beacon_interval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2004)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2005) bss = cfg80211_inform_bss(priv->wdev.wiphy, channel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2006) CFG80211_BSS_FTYPE_UNKNOWN, bssid->mac,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2007) timestamp, capability, beacon_interval,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2008) ie, ie_len, signal, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2009) cfg80211_put_bss(priv->wdev.wiphy, bss);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2010)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2011) return (bss != NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2012) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2014) static struct ndis_80211_bssid_ex *next_bssid_list_item(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2015) struct ndis_80211_bssid_ex *bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2016) int *bssid_len, void *buf, int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2017) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2018) void *buf_end, *bssid_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2020) buf_end = (char *)buf + len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2021) bssid_end = (char *)bssid + *bssid_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2023) if ((int)(buf_end - bssid_end) < sizeof(bssid->length)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2024) *bssid_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2025) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2026) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2027) bssid = (void *)((char *)bssid + *bssid_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2028) *bssid_len = le32_to_cpu(bssid->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2029) return bssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2030) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2031) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2032)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2033) static bool check_bssid_list_item(struct ndis_80211_bssid_ex *bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2034) int bssid_len, void *buf, int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2035) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2036) void *buf_end, *bssid_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2038) if (!bssid || bssid_len <= 0 || bssid_len > len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2039) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2041) buf_end = (char *)buf + len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2042) bssid_end = (char *)bssid + bssid_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2043)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2044) return (int)(buf_end - bssid_end) >= 0 && (int)(bssid_end - buf) >= 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2045) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2046)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2047) static int rndis_check_bssid_list(struct usbnet *usbdev, u8 *match_bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2048) bool *matched)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2049) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2050) void *buf = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2051) struct ndis_80211_bssid_list_ex *bssid_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2052) struct ndis_80211_bssid_ex *bssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2053) int ret = -EINVAL, len, count, bssid_len, real_count, new_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2054)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2055) netdev_dbg(usbdev->net, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2056)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2057) len = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2058) resize_buf:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2059) buf = kzalloc(len, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2060) if (!buf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2061) ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2062) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2063) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2064)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2065) /* BSSID-list might have got bigger last time we checked, keep
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2066) * resizing until it won't get any bigger.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2067) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2068) new_len = len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2069) ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_BSSID_LIST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2070) buf, &new_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2071) if (ret != 0 || new_len < sizeof(struct ndis_80211_bssid_list_ex))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2072) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2074) if (new_len > len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2075) len = new_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2076) kfree(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2077) goto resize_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2078) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2079)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2080) len = new_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2081)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2082) bssid_list = buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2083) count = le32_to_cpu(bssid_list->num_items);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2084) real_count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2085) netdev_dbg(usbdev->net, "%s(): buflen: %d\n", __func__, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2086)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2087) bssid_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2088) bssid = next_bssid_list_item(bssid_list->bssid, &bssid_len, buf, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2089)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2090) /* Device returns incorrect 'num_items'. Workaround by ignoring the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2091) * received 'num_items' and walking through full bssid buffer instead.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2092) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2093) while (check_bssid_list_item(bssid, bssid_len, buf, len)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2094) if (rndis_bss_info_update(usbdev, bssid) && match_bssid &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2095) matched) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2096) if (ether_addr_equal(bssid->mac, match_bssid))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2097) *matched = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2098) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2099)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2100) real_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2101) bssid = next_bssid_list_item(bssid, &bssid_len, buf, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2102) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2104) netdev_dbg(usbdev->net, "%s(): num_items from device: %d, really found:"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2105) " %d\n", __func__, count, real_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2107) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2108) kfree(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2109) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2110) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2112) static void rndis_get_scan_results(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2113) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2114) struct rndis_wlan_private *priv =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2115) container_of(work, struct rndis_wlan_private, scan_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2116) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2117) struct cfg80211_scan_info info = {};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2118) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2120) netdev_dbg(usbdev->net, "get_scan_results\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2122) if (!priv->scan_request)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2123) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2125) ret = rndis_check_bssid_list(usbdev, NULL, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2127) info.aborted = ret < 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2128) cfg80211_scan_done(priv->scan_request, &info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2130) priv->scan_request = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2133) static int rndis_connect(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2134) struct cfg80211_connect_params *sme)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2135) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2136) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2137) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2138) struct ieee80211_channel *channel = sme->channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2139) struct ndis_80211_ssid ssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2140) int pairwise = RNDIS_WLAN_ALG_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2141) int groupwise = RNDIS_WLAN_ALG_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2142) int keymgmt = RNDIS_WLAN_KEY_MGMT_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2143) int length, i, ret, chan = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2145) if (channel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2146) chan = ieee80211_frequency_to_channel(channel->center_freq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2148) groupwise = rndis_cipher_to_alg(sme->crypto.cipher_group);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2149) for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2150) pairwise |=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2151) rndis_cipher_to_alg(sme->crypto.ciphers_pairwise[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2153) if (sme->crypto.n_ciphers_pairwise > 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2154) pairwise == RNDIS_WLAN_ALG_NONE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2155) netdev_err(usbdev->net, "Unsupported pairwise cipher\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2156) return -ENOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2157) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2159) for (i = 0; i < sme->crypto.n_akm_suites; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2160) keymgmt |=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2161) rndis_akm_suite_to_key_mgmt(sme->crypto.akm_suites[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2163) if (sme->crypto.n_akm_suites > 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2164) keymgmt == RNDIS_WLAN_KEY_MGMT_NONE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2165) netdev_err(usbdev->net, "Invalid keymgmt\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2166) return -ENOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2169) netdev_dbg(usbdev->net, "cfg80211.connect('%.32s':[%pM]:%d:[%d,0x%x:0x%x]:[0x%x:0x%x]:0x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2170) sme->ssid, sme->bssid, chan,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2171) sme->privacy, sme->crypto.wpa_versions, sme->auth_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2172) groupwise, pairwise, keymgmt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2174) if (is_associated(usbdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2175) disassociate(usbdev, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2177) ret = set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2178) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2179) netdev_dbg(usbdev->net, "connect: set_infra_mode failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2180) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2181) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2182) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2184) ret = set_auth_mode(usbdev, sme->crypto.wpa_versions, sme->auth_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2185) keymgmt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2186) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2187) netdev_dbg(usbdev->net, "connect: set_auth_mode failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2188) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2189) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2190) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2192) set_priv_filter(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2194) ret = set_encr_mode(usbdev, pairwise, groupwise);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2195) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2196) netdev_dbg(usbdev->net, "connect: set_encr_mode failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2197) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2198) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2201) if (channel) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2202) ret = set_channel(usbdev, chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2203) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2204) netdev_dbg(usbdev->net, "connect: set_channel failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2205) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2206) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2208) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2210) if (sme->key && ((groupwise | pairwise) & RNDIS_WLAN_ALG_WEP)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2211) priv->encr_tx_key_index = sme->key_idx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2212) ret = add_wep_key(usbdev, sme->key, sme->key_len, sme->key_idx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2213) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2214) netdev_dbg(usbdev->net, "connect: add_wep_key failed, %d (%d, %d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2215) ret, sme->key_len, sme->key_idx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2216) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2217) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2218) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2220) if (sme->bssid && !is_zero_ether_addr(sme->bssid) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2221) !is_broadcast_ether_addr(sme->bssid)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2222) ret = set_bssid(usbdev, sme->bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2223) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2224) netdev_dbg(usbdev->net, "connect: set_bssid failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2225) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2226) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2228) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2229) clear_bssid(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2231) length = sme->ssid_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2232) if (length > NDIS_802_11_LENGTH_SSID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2233) length = NDIS_802_11_LENGTH_SSID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2235) memset(&ssid, 0, sizeof(ssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2236) ssid.length = cpu_to_le32(length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2237) memcpy(ssid.essid, sme->ssid, length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2239) /* Pause and purge rx queue, so we don't pass packets before
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2240) * 'media connect'-indication.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2241) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2242) usbnet_pause_rx(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2243) usbnet_purge_paused_rxq(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2245) ret = set_essid(usbdev, &ssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2246) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2247) netdev_dbg(usbdev->net, "connect: set_essid failed, %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2248) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2250) err_turn_radio_on:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2251) disassociate(usbdev, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2253) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2256) static int rndis_disconnect(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2257) u16 reason_code)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2258) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2259) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2260) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2261)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2262) netdev_dbg(usbdev->net, "cfg80211.disconnect(%d)\n", reason_code);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2264) priv->connected = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2265) eth_zero_addr(priv->bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2267) return deauthenticate(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2270) static int rndis_join_ibss(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2271) struct cfg80211_ibss_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2272) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2273) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2274) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2275) struct ieee80211_channel *channel = params->chandef.chan;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2276) struct ndis_80211_ssid ssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2277) enum nl80211_auth_type auth_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2278) int ret, alg, length, chan = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2280) if (channel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2281) chan = ieee80211_frequency_to_channel(channel->center_freq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2283) /* TODO: How to handle ad-hoc encryption?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2284) * connect() has *key, join_ibss() doesn't. RNDIS requires key to be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2285) * pre-shared for encryption (open/shared/wpa), is key set before
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2286) * join_ibss? Which auth_type to use (not in params)? What about WPA?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2287) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2288) if (params->privacy) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2289) auth_type = NL80211_AUTHTYPE_SHARED_KEY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2290) alg = RNDIS_WLAN_ALG_WEP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2291) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2292) auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2293) alg = RNDIS_WLAN_ALG_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2294) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2296) netdev_dbg(usbdev->net, "cfg80211.join_ibss('%.32s':[%pM]:%d:%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2297) params->ssid, params->bssid, chan, params->privacy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2299) if (is_associated(usbdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2300) disassociate(usbdev, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2302) ret = set_infra_mode(usbdev, NDIS_80211_INFRA_ADHOC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2303) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2304) netdev_dbg(usbdev->net, "join_ibss: set_infra_mode failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2305) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2306) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2307) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2309) ret = set_auth_mode(usbdev, 0, auth_type, RNDIS_WLAN_KEY_MGMT_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2310) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2311) netdev_dbg(usbdev->net, "join_ibss: set_auth_mode failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2312) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2313) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2314) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2316) set_priv_filter(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2318) ret = set_encr_mode(usbdev, alg, RNDIS_WLAN_ALG_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2319) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2320) netdev_dbg(usbdev->net, "join_ibss: set_encr_mode failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2321) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2322) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2323) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2325) if (channel) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2326) ret = set_channel(usbdev, chan);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2327) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2328) netdev_dbg(usbdev->net, "join_ibss: set_channel failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2329) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2330) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2331) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2332) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2334) if (params->bssid && !is_zero_ether_addr(params->bssid) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2335) !is_broadcast_ether_addr(params->bssid)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2336) ret = set_bssid(usbdev, params->bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2337) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2338) netdev_dbg(usbdev->net, "join_ibss: set_bssid failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2339) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2340) goto err_turn_radio_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2341) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2342) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2343) clear_bssid(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2345) length = params->ssid_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2346) if (length > NDIS_802_11_LENGTH_SSID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2347) length = NDIS_802_11_LENGTH_SSID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2349) memset(&ssid, 0, sizeof(ssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2350) ssid.length = cpu_to_le32(length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2351) memcpy(ssid.essid, params->ssid, length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2353) /* Don't need to pause rx queue for ad-hoc. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2354) usbnet_purge_paused_rxq(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2355) usbnet_resume_rx(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2356)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2357) ret = set_essid(usbdev, &ssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2358) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2359) netdev_dbg(usbdev->net, "join_ibss: set_essid failed, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2360) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2361) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2363) err_turn_radio_on:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2364) disassociate(usbdev, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2366) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2367) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2369) static int rndis_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2370) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2371) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2372) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2374) netdev_dbg(usbdev->net, "cfg80211.leave_ibss()\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2376) priv->connected = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2377) eth_zero_addr(priv->bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2379) return deauthenticate(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2380) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2382) static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2383) u8 key_index, bool pairwise, const u8 *mac_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2384) struct key_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2385) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2386) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2387) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2388) __le32 flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2390) netdev_dbg(usbdev->net, "%s(%i, %pM, %08x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2391) __func__, key_index, mac_addr, params->cipher);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2393) switch (params->cipher) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2394) case WLAN_CIPHER_SUITE_WEP40:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2395) case WLAN_CIPHER_SUITE_WEP104:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2396) return add_wep_key(usbdev, params->key, params->key_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2397) key_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2398) case WLAN_CIPHER_SUITE_TKIP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2399) case WLAN_CIPHER_SUITE_CCMP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2400) flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2402) if (params->seq && params->seq_len > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2403) flags |= NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2404) if (mac_addr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2405) flags |= NDIS_80211_ADDKEY_PAIRWISE_KEY |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2406) NDIS_80211_ADDKEY_TRANSMIT_KEY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2408) return add_wpa_key(usbdev, params->key, params->key_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2409) key_index, mac_addr, params->seq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2410) params->seq_len, params->cipher, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2411) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2412) netdev_dbg(usbdev->net, "%s(): unsupported cipher %08x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2413) __func__, params->cipher);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2414) return -ENOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2415) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2416) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2418) static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2419) u8 key_index, bool pairwise, const u8 *mac_addr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2420) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2421) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2422) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2424) netdev_dbg(usbdev->net, "%s(%i, %pM)\n", __func__, key_index, mac_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2426) return remove_key(usbdev, key_index, mac_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2427) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2428)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2429) static int rndis_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2430) u8 key_index, bool unicast, bool multicast)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2431) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2432) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2433) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2434) struct rndis_wlan_encr_key key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2435)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2436) netdev_dbg(usbdev->net, "%s(%i)\n", __func__, key_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2437)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2438) if (key_index >= RNDIS_WLAN_NUM_KEYS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2439) return -ENOENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2441) priv->encr_tx_key_index = key_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2443) if (is_wpa_key(priv, key_index))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2444) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2445)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2446) key = priv->encr_keys[key_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2448) return add_wep_key(usbdev, key.material, key.len, key_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2449) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2450)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2451) static void rndis_fill_station_info(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2452) struct station_info *sinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2453) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2454) __le32 linkspeed, rssi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2455) int ret, len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2457) memset(sinfo, 0, sizeof(*sinfo));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2459) len = sizeof(linkspeed);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2460) ret = rndis_query_oid(usbdev, RNDIS_OID_GEN_LINK_SPEED, &linkspeed, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2461) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2462) sinfo->txrate.legacy = le32_to_cpu(linkspeed) / 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2463) sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2464) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2465)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2466) len = sizeof(rssi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2467) ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_RSSI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2468) &rssi, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2469) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2470) sinfo->signal = level_to_qual(le32_to_cpu(rssi));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2471) sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2472) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2473) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2475) static int rndis_get_station(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2476) const u8 *mac, struct station_info *sinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2477) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2478) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2479) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2480)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2481) if (!ether_addr_equal(priv->bssid, mac))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2482) return -ENOENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2484) rndis_fill_station_info(usbdev, sinfo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2485)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2486) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2487) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2489) static int rndis_dump_station(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2490) int idx, u8 *mac, struct station_info *sinfo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2491) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2492) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2493) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2495) if (idx != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2496) return -ENOENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2498) memcpy(mac, priv->bssid, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2499)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2500) rndis_fill_station_info(usbdev, sinfo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2502) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2505) static int rndis_set_pmksa(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2506) struct cfg80211_pmksa *pmksa)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2507) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2508) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2509) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2510) struct ndis_80211_pmkid *pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2511) u32 *tmp = (u32 *)pmksa->pmkid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2513) netdev_dbg(usbdev->net, "%s(%pM, %08X:%08X:%08X:%08X)\n", __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2514) pmksa->bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2515) cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2516) cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2518) pmkids = get_device_pmkids(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2519) if (IS_ERR(pmkids)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2520) /* couldn't read PMKID cache from device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2521) return PTR_ERR(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2522) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2524) pmkids = update_pmkid(usbdev, pmkids, pmksa, wiphy->max_num_pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2525) if (IS_ERR(pmkids)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2526) /* not found, list full, etc */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2527) return PTR_ERR(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2528) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2530) return set_device_pmkids(usbdev, pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2531) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2533) static int rndis_del_pmksa(struct wiphy *wiphy, struct net_device *netdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2534) struct cfg80211_pmksa *pmksa)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2535) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2536) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2537) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2538) struct ndis_80211_pmkid *pmkids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2539) u32 *tmp = (u32 *)pmksa->pmkid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2540)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2541) netdev_dbg(usbdev->net, "%s(%pM, %08X:%08X:%08X:%08X)\n", __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2542) pmksa->bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2543) cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2544) cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2546) pmkids = get_device_pmkids(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2547) if (IS_ERR(pmkids)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2548) /* Couldn't read PMKID cache from device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2549) return PTR_ERR(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2550) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2552) pmkids = remove_pmkid(usbdev, pmkids, pmksa, wiphy->max_num_pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2553) if (IS_ERR(pmkids)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2554) /* not found, etc */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2555) return PTR_ERR(pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2556) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2558) return set_device_pmkids(usbdev, pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2559) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2560)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2561) static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2562) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2563) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2564) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2565) struct ndis_80211_pmkid pmkid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2566)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2567) netdev_dbg(usbdev->net, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2569) memset(&pmkid, 0, sizeof(pmkid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2571) pmkid.length = cpu_to_le32(sizeof(pmkid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2572) pmkid.bssid_info_count = cpu_to_le32(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2573)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2574) return rndis_set_oid(usbdev, RNDIS_OID_802_11_PMKID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2575) &pmkid, sizeof(pmkid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2576) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2578) static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2579) bool enabled, int timeout)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2580) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2581) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2582) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2583) int power_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2584) __le32 mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2585) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2586)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2587) if (priv->device_type != RNDIS_BCM4320B)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2588) return -ENOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2590) netdev_dbg(usbdev->net, "%s(): %s, %d\n", __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2591) enabled ? "enabled" : "disabled",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2592) timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2593)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2594) if (enabled)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2595) power_mode = NDIS_80211_POWER_MODE_FAST_PSP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2596) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2597) power_mode = NDIS_80211_POWER_MODE_CAM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2599) if (power_mode == priv->power_mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2600) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2601)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2602) priv->power_mode = power_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2603)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2604) mode = cpu_to_le32(power_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2605) ret = rndis_set_oid(usbdev, RNDIS_OID_802_11_POWER_MODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2606) &mode, sizeof(mode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2608) netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_POWER_MODE -> %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2609) __func__, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2611) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2612) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2614) static int rndis_set_cqm_rssi_config(struct wiphy *wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2615) struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2616) s32 rssi_thold, u32 rssi_hyst)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2617) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2618) struct rndis_wlan_private *priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2620) priv->cqm_rssi_thold = rssi_thold;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2621) priv->cqm_rssi_hyst = rssi_hyst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2622) priv->last_cqm_event_rssi = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2623)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2624) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2625) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2626)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2627) static void rndis_wlan_craft_connected_bss(struct usbnet *usbdev, u8 *bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2628) struct ndis_80211_assoc_info *info)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2629) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2630) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2631) struct ieee80211_channel *channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2632) struct ndis_80211_ssid ssid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2633) struct cfg80211_bss *bss;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2634) s32 signal;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2635) u64 timestamp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2636) u16 capability;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2637) u32 beacon_period = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2638) __le32 rssi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2639) u8 ie_buf[34];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2640) int len, ret, ie_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2642) /* Get signal quality, in case of error use rssi=0 and ignore error. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2643) len = sizeof(rssi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2644) rssi = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2645) ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_RSSI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2646) &rssi, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2647) signal = level_to_qual(le32_to_cpu(rssi));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2649) netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_RSSI -> %d, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2650) "rssi:%d, qual: %d\n", __func__, ret, le32_to_cpu(rssi),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2651) level_to_qual(le32_to_cpu(rssi)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2653) /* Get AP capabilities */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2654) if (info) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2655) capability = le16_to_cpu(info->resp_ie.capa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2656) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2657) /* Set atleast ESS/IBSS capability */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2658) capability = (priv->infra_mode == NDIS_80211_INFRA_INFRA) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2659) WLAN_CAPABILITY_ESS : WLAN_CAPABILITY_IBSS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2660) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2661)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2662) /* Get channel and beacon interval */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2663) channel = get_current_channel(usbdev, &beacon_period);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2664) if (!channel) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2665) netdev_warn(usbdev->net, "%s(): could not get channel.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2666) __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2667) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2668) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2670) /* Get SSID, in case of error, use zero length SSID and ignore error. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2671) len = sizeof(ssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2672) memset(&ssid, 0, sizeof(ssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2673) ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_SSID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2674) &ssid, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2675) netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_SSID -> %d, len: %d, ssid: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2676) "'%.32s'\n", __func__, ret,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2677) le32_to_cpu(ssid.length), ssid.essid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2678)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2679) if (le32_to_cpu(ssid.length) > 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2680) ssid.length = cpu_to_le32(32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2681)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2682) ie_buf[0] = WLAN_EID_SSID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2683) ie_buf[1] = le32_to_cpu(ssid.length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2684) memcpy(&ie_buf[2], ssid.essid, le32_to_cpu(ssid.length));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2686) ie_len = le32_to_cpu(ssid.length) + 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2688) /* no tsf */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2689) timestamp = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2691) netdev_dbg(usbdev->net, "%s(): channel:%d(freq), bssid:[%pM], tsf:%d, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2692) "capa:%x, beacon int:%d, resp_ie(len:%d, essid:'%.32s'), "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2693) "signal:%d\n", __func__, (channel ? channel->center_freq : -1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2694) bssid, (u32)timestamp, capability, beacon_period, ie_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2695) ssid.essid, signal);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2696)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2697) bss = cfg80211_inform_bss(priv->wdev.wiphy, channel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2698) CFG80211_BSS_FTYPE_UNKNOWN, bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2699) timestamp, capability, beacon_period,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2700) ie_buf, ie_len, signal, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2701) cfg80211_put_bss(priv->wdev.wiphy, bss);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2702) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2704) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2705) * workers, indication handlers, device poller
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2706) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2707) static void rndis_wlan_do_link_up_work(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2708) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2709) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2710) struct ndis_80211_assoc_info *info = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2711) u8 bssid[ETH_ALEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2712) unsigned int resp_ie_len, req_ie_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2713) unsigned int offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2714) u8 *req_ie, *resp_ie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2715) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2716) bool roamed = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2717) bool match_bss;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2719) if (priv->infra_mode == NDIS_80211_INFRA_INFRA && priv->connected) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2720) /* received media connect indication while connected, either
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2721) * device reassociated with same AP or roamed to new. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2722) roamed = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2723) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2725) req_ie_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2726) resp_ie_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2727) req_ie = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2728) resp_ie = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2730) if (priv->infra_mode == NDIS_80211_INFRA_INFRA) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2731) info = kzalloc(CONTROL_BUFFER_SIZE, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2732) if (!info) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2733) /* No memory? Try resume work later */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2734) set_bit(WORK_LINK_UP, &priv->work_pending);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2735) queue_work(priv->workqueue, &priv->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2736) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2737) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2739) /* Get association info IEs from device. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2740) ret = get_association_info(usbdev, info, CONTROL_BUFFER_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2741) if (!ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2742) req_ie_len = le32_to_cpu(info->req_ie_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2743) if (req_ie_len > CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2744) req_ie_len = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2745) if (req_ie_len != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2746) offset = le32_to_cpu(info->offset_req_ies);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2747)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2748) if (offset > CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2749) offset = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2750)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2751) req_ie = (u8 *)info + offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2753) if (offset + req_ie_len > CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2754) req_ie_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2755) CONTROL_BUFFER_SIZE - offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2756) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2757)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2758) resp_ie_len = le32_to_cpu(info->resp_ie_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2759) if (resp_ie_len > CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2760) resp_ie_len = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2761) if (resp_ie_len != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2762) offset = le32_to_cpu(info->offset_resp_ies);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2764) if (offset > CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2765) offset = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2767) resp_ie = (u8 *)info + offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2768)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2769) if (offset + resp_ie_len > CONTROL_BUFFER_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2770) resp_ie_len =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2771) CONTROL_BUFFER_SIZE - offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2772) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2773) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2774) /* Since rndis_wlan_craft_connected_bss() might use info
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2775) * later and expects info to contain valid data if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2776) * non-null, free info and set NULL here.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2777) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2778) kfree(info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2779) info = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2780) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2781) } else if (WARN_ON(priv->infra_mode != NDIS_80211_INFRA_ADHOC))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2782) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2783)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2784) ret = get_bssid(usbdev, bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2785) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2786) memset(bssid, 0, sizeof(bssid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2788) netdev_dbg(usbdev->net, "link up work: [%pM]%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2789) bssid, roamed ? " roamed" : "");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2791) /* Internal bss list in device should contain at least the currently
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2792) * connected bss and we can get it to cfg80211 with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2793) * rndis_check_bssid_list().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2794) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2795) * NDIS spec says: "If the device is associated, but the associated
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2796) * BSSID is not in its BSSID scan list, then the driver must add an
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2797) * entry for the BSSID at the end of the data that it returns in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2798) * response to query of RNDIS_OID_802_11_BSSID_LIST."
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2799) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2800) * NOTE: Seems to be true for BCM4320b variant, but not BCM4320a.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2801) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2802) match_bss = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2803) rndis_check_bssid_list(usbdev, bssid, &match_bss);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2804)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2805) if (!is_zero_ether_addr(bssid) && !match_bss) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2806) /* Couldn't get bss from device, we need to manually craft bss
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2807) * for cfg80211.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2808) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2809) rndis_wlan_craft_connected_bss(usbdev, bssid, info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2810) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2812) if (priv->infra_mode == NDIS_80211_INFRA_INFRA) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2813) if (!roamed) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2814) cfg80211_connect_result(usbdev->net, bssid, req_ie,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2815) req_ie_len, resp_ie,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2816) resp_ie_len, 0, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2817) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2818) struct cfg80211_roam_info roam_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2819) .channel = get_current_channel(usbdev, NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2820) .bssid = bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2821) .req_ie = req_ie,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2822) .req_ie_len = req_ie_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2823) .resp_ie = resp_ie,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2824) .resp_ie_len = resp_ie_len,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2825) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2826)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2827) cfg80211_roamed(usbdev->net, &roam_info, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2828) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2829) } else if (priv->infra_mode == NDIS_80211_INFRA_ADHOC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2830) cfg80211_ibss_joined(usbdev->net, bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2831) get_current_channel(usbdev, NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2832) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2834) kfree(info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2835)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2836) priv->connected = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2837) memcpy(priv->bssid, bssid, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2838)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2839) usbnet_resume_rx(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2840) netif_carrier_on(usbdev->net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2841) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2842)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2843) static void rndis_wlan_do_link_down_work(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2844) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2845) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2846)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2847) if (priv->connected) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2848) priv->connected = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2849) eth_zero_addr(priv->bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2850)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2851) deauthenticate(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2852)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2853) cfg80211_disconnected(usbdev->net, 0, NULL, 0, true, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2854) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2855)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2856) netif_carrier_off(usbdev->net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2857) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2858)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2859) static void rndis_wlan_worker(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2860) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2861) struct rndis_wlan_private *priv =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2862) container_of(work, struct rndis_wlan_private, work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2863) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2865) if (test_and_clear_bit(WORK_LINK_UP, &priv->work_pending))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2866) rndis_wlan_do_link_up_work(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2868) if (test_and_clear_bit(WORK_LINK_DOWN, &priv->work_pending))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2869) rndis_wlan_do_link_down_work(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2870)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2871) if (test_and_clear_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2872) set_multicast_list(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2873) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2874)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2875) static void rndis_wlan_set_multicast_list(struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2876) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2877) struct usbnet *usbdev = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2878) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2879)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2880) if (test_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2881) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2883) set_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2884) queue_work(priv->workqueue, &priv->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2885) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2887) static void rndis_wlan_auth_indication(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2888) struct ndis_80211_status_indication *indication,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2889) int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2890) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2891) u8 *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2892) const char *type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2893) int flags, buflen, key_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2894) bool pairwise_error, group_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2895) struct ndis_80211_auth_request *auth_req;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2896) enum nl80211_key_type key_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2898) /* must have at least one array entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2899) if (len < offsetof(struct ndis_80211_status_indication, u) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2900) sizeof(struct ndis_80211_auth_request)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2901) netdev_info(usbdev->net, "authentication indication: too short message (%i)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2902) len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2903) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2904) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2905)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2906) buf = (void *)&indication->u.auth_request[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2907) buflen = len - offsetof(struct ndis_80211_status_indication, u);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2908)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2909) while (buflen >= sizeof(*auth_req)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2910) auth_req = (void *)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2911) if (buflen < le32_to_cpu(auth_req->length))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2912) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2913) type = "unknown";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2914) flags = le32_to_cpu(auth_req->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2915) pairwise_error = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2916) group_error = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2917)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2918) if (flags & 0x1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2919) type = "reauth request";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2920) if (flags & 0x2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2921) type = "key update request";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2922) if (flags & 0x6) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2923) pairwise_error = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2924) type = "pairwise_error";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2925) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2926) if (flags & 0xe) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2927) group_error = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2928) type = "group_error";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2929) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2930)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2931) netdev_info(usbdev->net, "authentication indication: %s (0x%08x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2932) type, le32_to_cpu(auth_req->flags));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2934) if (pairwise_error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2935) key_type = NL80211_KEYTYPE_PAIRWISE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2936) key_id = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2937)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2938) cfg80211_michael_mic_failure(usbdev->net,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2939) auth_req->bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2940) key_type, key_id, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2941) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2942) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2943)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2944) if (group_error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2945) key_type = NL80211_KEYTYPE_GROUP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2946) key_id = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2947)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2948) cfg80211_michael_mic_failure(usbdev->net,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2949) auth_req->bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2950) key_type, key_id, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2951) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2952) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2954) buflen -= le32_to_cpu(auth_req->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2955) buf += le32_to_cpu(auth_req->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2956) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2957) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2958)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2959) static void rndis_wlan_pmkid_cand_list_indication(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2960) struct ndis_80211_status_indication *indication,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2961) int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2962) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2963) struct ndis_80211_pmkid_cand_list *cand_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2964) int list_len, expected_len, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2965)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2966) if (len < offsetof(struct ndis_80211_status_indication, u) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2967) sizeof(struct ndis_80211_pmkid_cand_list)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2968) netdev_info(usbdev->net, "pmkid candidate list indication: too short message (%i)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2969) len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2970) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2971) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2973) list_len = le32_to_cpu(indication->u.cand_list.num_candidates) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2974) sizeof(struct ndis_80211_pmkid_candidate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2975) expected_len = sizeof(struct ndis_80211_pmkid_cand_list) + list_len +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2976) offsetof(struct ndis_80211_status_indication, u);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2978) if (len < expected_len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2979) netdev_info(usbdev->net, "pmkid candidate list indication: list larger than buffer (%i < %i)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2980) len, expected_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2981) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2982) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2983)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2984) cand_list = &indication->u.cand_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2986) netdev_info(usbdev->net, "pmkid candidate list indication: version %i, candidates %i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2987) le32_to_cpu(cand_list->version),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2988) le32_to_cpu(cand_list->num_candidates));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2989)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2990) if (le32_to_cpu(cand_list->version) != 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2991) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2992)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2993) for (i = 0; i < le32_to_cpu(cand_list->num_candidates); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2994) struct ndis_80211_pmkid_candidate *cand =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2995) &cand_list->candidate_list[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2996) bool preauth = !!(cand->flags & NDIS_80211_PMKID_CAND_PREAUTH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2997)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2998) netdev_dbg(usbdev->net, "cand[%i]: flags: 0x%08x, preauth: %d, bssid: %pM\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2999) i, le32_to_cpu(cand->flags), preauth, cand->bssid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3001) cfg80211_pmksa_candidate_notify(usbdev->net, i, cand->bssid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3002) preauth, GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3003) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3004) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3005)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3006) static void rndis_wlan_media_specific_indication(struct usbnet *usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3007) struct rndis_indicate *msg, int buflen)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3008) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3009) struct ndis_80211_status_indication *indication;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3010) unsigned int len, offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3011)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3012) offset = offsetof(struct rndis_indicate, status) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3013) le32_to_cpu(msg->offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3014) len = le32_to_cpu(msg->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3015)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3016) if (len < 8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3017) netdev_info(usbdev->net, "media specific indication, ignore too short message (%i < 8)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3018) len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3019) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3020) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3021)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3022) if (len > buflen || offset > buflen || offset + len > buflen) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3023) netdev_info(usbdev->net, "media specific indication, too large to fit to buffer (%i > %i)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3024) offset + len, buflen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3025) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3026) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3027)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3028) indication = (void *)((u8 *)msg + offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3029)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3030) switch (le32_to_cpu(indication->status_type)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3031) case NDIS_80211_STATUSTYPE_RADIOSTATE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3032) netdev_info(usbdev->net, "radio state indication: %i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3033) le32_to_cpu(indication->u.radio_status));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3034) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3035)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3036) case NDIS_80211_STATUSTYPE_MEDIASTREAMMODE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3037) netdev_info(usbdev->net, "media stream mode indication: %i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3038) le32_to_cpu(indication->u.media_stream_mode));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3039) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3041) case NDIS_80211_STATUSTYPE_AUTHENTICATION:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3042) rndis_wlan_auth_indication(usbdev, indication, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3043) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3044)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3045) case NDIS_80211_STATUSTYPE_PMKID_CANDIDATELIST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3046) rndis_wlan_pmkid_cand_list_indication(usbdev, indication, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3047) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3048)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3049) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3050) netdev_info(usbdev->net, "media specific indication: unknown status type 0x%08x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3051) le32_to_cpu(indication->status_type));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3052) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3053) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3054)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3055) static void rndis_wlan_indication(struct usbnet *usbdev, void *ind, int buflen)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3056) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3057) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3058) struct rndis_indicate *msg = ind;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3060) switch (le32_to_cpu(msg->status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3061) case RNDIS_STATUS_MEDIA_CONNECT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3062) if (priv->current_command_oid == RNDIS_OID_802_11_ADD_KEY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3063) /* RNDIS_OID_802_11_ADD_KEY causes sometimes extra
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3064) * "media connect" indications which confuses driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3065) * and userspace to think that device is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3066) * roaming/reassociating when it isn't.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3067) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3068) netdev_dbg(usbdev->net, "ignored RNDIS_OID_802_11_ADD_KEY triggered 'media connect'\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3069) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3070) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3071)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3072) usbnet_pause_rx(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3074) netdev_info(usbdev->net, "media connect\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3075)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3076) /* queue work to avoid recursive calls into rndis_command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3077) set_bit(WORK_LINK_UP, &priv->work_pending);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3078) queue_work(priv->workqueue, &priv->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3079) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3080)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3081) case RNDIS_STATUS_MEDIA_DISCONNECT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3082) netdev_info(usbdev->net, "media disconnect\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3083)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3084) /* queue work to avoid recursive calls into rndis_command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3085) set_bit(WORK_LINK_DOWN, &priv->work_pending);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3086) queue_work(priv->workqueue, &priv->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3087) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3088)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3089) case RNDIS_STATUS_MEDIA_SPECIFIC_INDICATION:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3090) rndis_wlan_media_specific_indication(usbdev, msg, buflen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3091) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3092)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3093) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3094) netdev_info(usbdev->net, "indication: 0x%08x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3095) le32_to_cpu(msg->status));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3096) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3097) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3098) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3099)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3100) static int rndis_wlan_get_caps(struct usbnet *usbdev, struct wiphy *wiphy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3101) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3102) struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3103) __le32 num_items;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3104) __le32 items[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3105) } networks_supported;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3106) struct ndis_80211_capability caps;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3107) int len, retval, i, n;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3108) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3110) /* determine supported modes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3111) len = sizeof(networks_supported);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3112) retval = rndis_query_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3113) RNDIS_OID_802_11_NETWORK_TYPES_SUPPORTED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3114) &networks_supported, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3115) if (!retval) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3116) n = le32_to_cpu(networks_supported.num_items);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3117) if (n > 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3118) n = 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3119) for (i = 0; i < n; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3120) switch (le32_to_cpu(networks_supported.items[i])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3121) case NDIS_80211_TYPE_FREQ_HOP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3122) case NDIS_80211_TYPE_DIRECT_SEQ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3123) priv->caps |= CAP_MODE_80211B;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3124) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3125) case NDIS_80211_TYPE_OFDM_A:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3126) priv->caps |= CAP_MODE_80211A;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3127) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3128) case NDIS_80211_TYPE_OFDM_G:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3129) priv->caps |= CAP_MODE_80211G;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3130) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3132) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3133) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3135) /* get device 802.11 capabilities, number of PMKIDs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3136) len = sizeof(caps);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3137) retval = rndis_query_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3138) RNDIS_OID_802_11_CAPABILITY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3139) &caps, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3140) if (!retval) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3141) netdev_dbg(usbdev->net, "RNDIS_OID_802_11_CAPABILITY -> len %d, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3142) "ver %d, pmkids %d, auth-encr-pairs %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3143) le32_to_cpu(caps.length),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3144) le32_to_cpu(caps.version),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3145) le32_to_cpu(caps.num_pmkids),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3146) le32_to_cpu(caps.num_auth_encr_pair));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3147) wiphy->max_num_pmkids = le32_to_cpu(caps.num_pmkids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3148) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3149) wiphy->max_num_pmkids = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3151) return retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3152) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3154) static void rndis_do_cqm(struct usbnet *usbdev, s32 rssi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3155) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3156) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3157) enum nl80211_cqm_rssi_threshold_event event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3158) int thold, hyst, last_event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3160) if (priv->cqm_rssi_thold >= 0 || rssi >= 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3161) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3162) if (priv->infra_mode != NDIS_80211_INFRA_INFRA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3163) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3165) last_event = priv->last_cqm_event_rssi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3166) thold = priv->cqm_rssi_thold;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3167) hyst = priv->cqm_rssi_hyst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3169) if (rssi < thold && (last_event == 0 || rssi < last_event - hyst))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3170) event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3171) else if (rssi > thold && (last_event == 0 || rssi > last_event + hyst))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3172) event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3173) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3174) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3176) priv->last_cqm_event_rssi = rssi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3177) cfg80211_cqm_rssi_notify(usbdev->net, event, rssi, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3178) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3180) #define DEVICE_POLLER_JIFFIES (HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3181) static void rndis_device_poller(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3182) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3183) struct rndis_wlan_private *priv =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3184) container_of(work, struct rndis_wlan_private,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3185) dev_poller_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3186) struct usbnet *usbdev = priv->usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3187) __le32 rssi, tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3188) int len, ret, j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3189) int update_jiffies = DEVICE_POLLER_JIFFIES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3190) void *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3192) /* Only check/do workaround when connected. Calling is_associated()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3193) * also polls device with rndis_command() and catches for media link
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3194) * indications.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3195) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3196) if (!is_associated(usbdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3197) /* Workaround bad scanning in BCM4320a devices with active
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3198) * background scanning when not associated.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3199) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3200) if (priv->device_type == RNDIS_BCM4320A && priv->radio_on &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3201) !priv->scan_request) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3202) /* Get previous scan results */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3203) rndis_check_bssid_list(usbdev, NULL, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3205) /* Initiate new scan */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3206) rndis_start_bssid_list_scan(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3209) goto end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3210) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3212) len = sizeof(rssi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3213) ret = rndis_query_oid(usbdev, RNDIS_OID_802_11_RSSI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3214) &rssi, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3215) if (ret == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3216) priv->last_qual = level_to_qual(le32_to_cpu(rssi));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3217) rndis_do_cqm(usbdev, le32_to_cpu(rssi));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3218) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3220) netdev_dbg(usbdev->net, "dev-poller: RNDIS_OID_802_11_RSSI -> %d, rssi:%d, qual: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3221) ret, le32_to_cpu(rssi), level_to_qual(le32_to_cpu(rssi)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3223) /* Workaround transfer stalls on poor quality links.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3224) * TODO: find right way to fix these stalls (as stalls do not happen
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3225) * with ndiswrapper/windows driver). */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3226) if (priv->param_workaround_interval > 0 && priv->last_qual <= 25) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3227) /* Decrease stats worker interval to catch stalls.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3228) * faster. Faster than 400-500ms causes packet loss,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3229) * Slower doesn't catch stalls fast enough.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3230) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3231) j = msecs_to_jiffies(priv->param_workaround_interval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3232) if (j > DEVICE_POLLER_JIFFIES)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3233) j = DEVICE_POLLER_JIFFIES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3234) else if (j <= 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3235) j = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3236) update_jiffies = j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3238) /* Send scan OID. Use of both OIDs is required to get device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3239) * working.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3240) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3241) tmp = cpu_to_le32(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3242) rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3243) RNDIS_OID_802_11_BSSID_LIST_SCAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3244) &tmp, sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3246) len = CONTROL_BUFFER_SIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3247) buf = kmalloc(len, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3248) if (!buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3249) goto end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3251) rndis_query_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3252) RNDIS_OID_802_11_BSSID_LIST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3253) buf, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3254) kfree(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3255) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3257) end:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3258) if (update_jiffies >= HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3259) update_jiffies = round_jiffies_relative(update_jiffies);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3260) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3261) j = round_jiffies_relative(update_jiffies);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3262) if (abs(j - update_jiffies) <= 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3263) update_jiffies = j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3264) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3266) queue_delayed_work(priv->workqueue, &priv->dev_poller_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3267) update_jiffies);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3270) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3271) * driver/device initialization
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3272) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3273) static void rndis_copy_module_params(struct usbnet *usbdev, int device_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3274) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3275) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3277) priv->device_type = device_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3279) priv->param_country[0] = modparam_country[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3280) priv->param_country[1] = modparam_country[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3281) priv->param_country[2] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3282) priv->param_frameburst = modparam_frameburst;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3283) priv->param_afterburner = modparam_afterburner;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3284) priv->param_power_save = modparam_power_save;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3285) priv->param_power_output = modparam_power_output;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3286) priv->param_roamtrigger = modparam_roamtrigger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3287) priv->param_roamdelta = modparam_roamdelta;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3289) priv->param_country[0] = toupper(priv->param_country[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3290) priv->param_country[1] = toupper(priv->param_country[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3291) /* doesn't support EU as country code, use FI instead */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3292) if (!strcmp(priv->param_country, "EU"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3293) strcpy(priv->param_country, "FI");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3295) if (priv->param_power_save < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3296) priv->param_power_save = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3297) else if (priv->param_power_save > 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3298) priv->param_power_save = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3300) if (priv->param_power_output < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3301) priv->param_power_output = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3302) else if (priv->param_power_output > 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3303) priv->param_power_output = 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3304)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3305) if (priv->param_roamtrigger < -80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3306) priv->param_roamtrigger = -80;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3307) else if (priv->param_roamtrigger > -60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3308) priv->param_roamtrigger = -60;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3310) if (priv->param_roamdelta < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3311) priv->param_roamdelta = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3312) else if (priv->param_roamdelta > 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3313) priv->param_roamdelta = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3315) if (modparam_workaround_interval < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3316) priv->param_workaround_interval = 500;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3317) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3318) priv->param_workaround_interval = modparam_workaround_interval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3319) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3321) static int unknown_early_init(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3322) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3323) /* copy module parameters for unknown so that iwconfig reports txpower
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3324) * and workaround parameter is copied to private structure correctly.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3325) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3326) rndis_copy_module_params(usbdev, RNDIS_UNKNOWN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3328) /* This is unknown device, so do not try set configuration parameters.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3329) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3331) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3332) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3334) static int bcm4320a_early_init(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3335) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3336) /* copy module parameters for bcm4320a so that iwconfig reports txpower
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3337) * and workaround parameter is copied to private structure correctly.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3338) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3339) rndis_copy_module_params(usbdev, RNDIS_BCM4320A);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3341) /* bcm4320a doesn't handle configuration parameters well. Try
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3342) * set any and you get partially zeroed mac and broken device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3343) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3345) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3346) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3348) static int bcm4320b_early_init(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3349) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3350) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3351) char buf[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3353) rndis_copy_module_params(usbdev, RNDIS_BCM4320B);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3355) /* Early initialization settings, setting these won't have effect
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3356) * if called after generic_rndis_bind().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3357) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3358)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3359) rndis_set_config_parameter_str(usbdev, "Country", priv->param_country);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3360) rndis_set_config_parameter_str(usbdev, "FrameBursting",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3361) priv->param_frameburst ? "1" : "0");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3362) rndis_set_config_parameter_str(usbdev, "Afterburner",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3363) priv->param_afterburner ? "1" : "0");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3364) sprintf(buf, "%d", priv->param_power_save);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3365) rndis_set_config_parameter_str(usbdev, "PowerSaveMode", buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3366) sprintf(buf, "%d", priv->param_power_output);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3367) rndis_set_config_parameter_str(usbdev, "PwrOut", buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3368) sprintf(buf, "%d", priv->param_roamtrigger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3369) rndis_set_config_parameter_str(usbdev, "RoamTrigger", buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3370) sprintf(buf, "%d", priv->param_roamdelta);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3371) rndis_set_config_parameter_str(usbdev, "RoamDelta", buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3372)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3373) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3374) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3376) /* same as rndis_netdev_ops but with local multicast handler */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3377) static const struct net_device_ops rndis_wlan_netdev_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3378) .ndo_open = usbnet_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3379) .ndo_stop = usbnet_stop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3380) .ndo_start_xmit = usbnet_start_xmit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3381) .ndo_tx_timeout = usbnet_tx_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3382) .ndo_get_stats64 = usbnet_get_stats64,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3383) .ndo_set_mac_address = eth_mac_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3384) .ndo_validate_addr = eth_validate_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3385) .ndo_set_rx_mode = rndis_wlan_set_multicast_list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3386) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3387)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3388) static int rndis_wlan_bind(struct usbnet *usbdev, struct usb_interface *intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3389) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3390) struct wiphy *wiphy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3391) struct rndis_wlan_private *priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3392) int retval, len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3393) __le32 tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3394)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3395) /* allocate wiphy and rndis private data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3396) * NOTE: We only support a single virtual interface, so wiphy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3397) * and wireless_dev are somewhat synonymous for this device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3398) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3399) wiphy = wiphy_new(&rndis_config_ops, sizeof(struct rndis_wlan_private));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3400) if (!wiphy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3401) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3403) priv = wiphy_priv(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3404) usbdev->net->ieee80211_ptr = &priv->wdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3405) priv->wdev.wiphy = wiphy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3406) priv->wdev.iftype = NL80211_IFTYPE_STATION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3408) /* These have to be initialized before calling generic_rndis_bind().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3409) * Otherwise we'll be in big trouble in rndis_wlan_early_init().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3410) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3411) usbdev->driver_priv = priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3412) priv->usbdev = usbdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3414) mutex_init(&priv->command_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3416) /* because rndis_command() sleeps we need to use workqueue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3417) priv->workqueue = create_singlethread_workqueue("rndis_wlan");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3418) if (!priv->workqueue) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3419) wiphy_free(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3420) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3421) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3422) INIT_WORK(&priv->work, rndis_wlan_worker);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3423) INIT_DELAYED_WORK(&priv->dev_poller_work, rndis_device_poller);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3424) INIT_DELAYED_WORK(&priv->scan_work, rndis_get_scan_results);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3426) /* try bind rndis_host */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3427) retval = generic_rndis_bind(usbdev, intf, FLAG_RNDIS_PHYM_WIRELESS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3428) if (retval < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3429) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3431) /* generic_rndis_bind set packet filter to multicast_all+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3432) * promisc mode which doesn't work well for our devices (device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3433) * picks up rssi to closest station instead of to access point).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3434) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3435) * rndis_host wants to avoid all OID as much as possible
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3436) * so do promisc/multicast handling in rndis_wlan.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3437) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3438) usbdev->net->netdev_ops = &rndis_wlan_netdev_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3439)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3440) tmp = cpu_to_le32(RNDIS_PACKET_TYPE_DIRECTED | RNDIS_PACKET_TYPE_BROADCAST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3441) retval = rndis_set_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3442) RNDIS_OID_GEN_CURRENT_PACKET_FILTER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3443) &tmp, sizeof(tmp));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3445) len = sizeof(tmp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3446) retval = rndis_query_oid(usbdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3447) RNDIS_OID_802_3_MAXIMUM_LIST_SIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3448) &tmp, &len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3449) priv->multicast_size = le32_to_cpu(tmp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3450) if (retval < 0 || priv->multicast_size < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3451) priv->multicast_size = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3452) if (priv->multicast_size > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3453) usbdev->net->flags |= IFF_MULTICAST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3454) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3455) usbdev->net->flags &= ~IFF_MULTICAST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3457) /* fill-out wiphy structure and register w/ cfg80211 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3458) memcpy(wiphy->perm_addr, usbdev->net->dev_addr, ETH_ALEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3459) wiphy->privid = rndis_wiphy_privid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3460) wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3461) | BIT(NL80211_IFTYPE_ADHOC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3462) wiphy->max_scan_ssids = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3463)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3464) /* TODO: fill-out band/encr information based on priv->caps */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3465) rndis_wlan_get_caps(usbdev, wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3467) memcpy(priv->channels, rndis_channels, sizeof(rndis_channels));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3468) memcpy(priv->rates, rndis_rates, sizeof(rndis_rates));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3469) priv->band.channels = priv->channels;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3470) priv->band.n_channels = ARRAY_SIZE(rndis_channels);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3471) priv->band.bitrates = priv->rates;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3472) priv->band.n_bitrates = ARRAY_SIZE(rndis_rates);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3473) wiphy->bands[NL80211_BAND_2GHZ] = &priv->band;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3474) wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3476) memcpy(priv->cipher_suites, rndis_cipher_suites,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3477) sizeof(rndis_cipher_suites));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3478) wiphy->cipher_suites = priv->cipher_suites;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3479) wiphy->n_cipher_suites = ARRAY_SIZE(rndis_cipher_suites);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3480)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3481) set_wiphy_dev(wiphy, &usbdev->udev->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3482)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3483) if (wiphy_register(wiphy)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3484) retval = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3485) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3486) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3488) set_default_iw_params(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3490) priv->power_mode = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3492) /* set default rts/frag */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3493) rndis_set_wiphy_params(wiphy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3494) WIPHY_PARAM_FRAG_THRESHOLD | WIPHY_PARAM_RTS_THRESHOLD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3496) /* turn radio off on init */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3497) priv->radio_on = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3498) disassociate(usbdev, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3499) netif_carrier_off(usbdev->net);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3500)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3501) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3502)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3503) fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3504) cancel_delayed_work_sync(&priv->dev_poller_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3505) cancel_delayed_work_sync(&priv->scan_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3506) cancel_work_sync(&priv->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3507) flush_workqueue(priv->workqueue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3508) destroy_workqueue(priv->workqueue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3510) wiphy_free(wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3511) return retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3512) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3513)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3514) static void rndis_wlan_unbind(struct usbnet *usbdev, struct usb_interface *intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3515) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3516) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3518) /* turn radio off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3519) disassociate(usbdev, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3521) cancel_delayed_work_sync(&priv->dev_poller_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3522) cancel_delayed_work_sync(&priv->scan_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3523) cancel_work_sync(&priv->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3524) flush_workqueue(priv->workqueue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3525) destroy_workqueue(priv->workqueue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3527) rndis_unbind(usbdev, intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3528)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3529) wiphy_unregister(priv->wdev.wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3530) wiphy_free(priv->wdev.wiphy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3531) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3533) static int rndis_wlan_reset(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3534) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3535) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3536) int retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3538) netdev_dbg(usbdev->net, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3539)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3540) retval = rndis_reset(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3541) if (retval)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3542) netdev_warn(usbdev->net, "rndis_reset failed: %d\n", retval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3543)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3544) /* rndis_reset cleared multicast list, so restore here.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3545) (set_multicast_list() also turns on current packet filter) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3546) set_multicast_list(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3547)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3548) queue_delayed_work(priv->workqueue, &priv->dev_poller_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3549) round_jiffies_relative(DEVICE_POLLER_JIFFIES));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3550)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3551) return deauthenticate(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3552) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3553)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3554) static int rndis_wlan_stop(struct usbnet *usbdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3555) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3556) struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3557) int retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3558) __le32 filter;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3560) netdev_dbg(usbdev->net, "%s()\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3561)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3562) retval = disassociate(usbdev, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3563)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3564) priv->work_pending = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3565) cancel_delayed_work_sync(&priv->dev_poller_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3566) cancel_delayed_work_sync(&priv->scan_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3567) cancel_work_sync(&priv->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3568) flush_workqueue(priv->workqueue);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3569)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3570) if (priv->scan_request) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3571) struct cfg80211_scan_info info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3572) .aborted = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3573) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3575) cfg80211_scan_done(priv->scan_request, &info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3576) priv->scan_request = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3577) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3579) /* Set current packet filter zero to block receiving data packets from
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3580) device. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3581) filter = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3582) rndis_set_oid(usbdev, RNDIS_OID_GEN_CURRENT_PACKET_FILTER, &filter,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3583) sizeof(filter));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3584)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3585) return retval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3586) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3587)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3588) static const struct driver_info bcm4320b_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3589) .description = "Wireless RNDIS device, BCM4320b based",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3590) .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3591) FLAG_AVOID_UNLINK_URBS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3592) .bind = rndis_wlan_bind,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3593) .unbind = rndis_wlan_unbind,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3594) .status = rndis_status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3595) .rx_fixup = rndis_rx_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3596) .tx_fixup = rndis_tx_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3597) .reset = rndis_wlan_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3598) .stop = rndis_wlan_stop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3599) .early_init = bcm4320b_early_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3600) .indication = rndis_wlan_indication,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3601) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3602)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3603) static const struct driver_info bcm4320a_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3604) .description = "Wireless RNDIS device, BCM4320a based",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3605) .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3606) FLAG_AVOID_UNLINK_URBS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3607) .bind = rndis_wlan_bind,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3608) .unbind = rndis_wlan_unbind,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3609) .status = rndis_status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3610) .rx_fixup = rndis_rx_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3611) .tx_fixup = rndis_tx_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3612) .reset = rndis_wlan_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3613) .stop = rndis_wlan_stop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3614) .early_init = bcm4320a_early_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3615) .indication = rndis_wlan_indication,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3616) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3618) static const struct driver_info rndis_wlan_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3619) .description = "Wireless RNDIS device",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3620) .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3621) FLAG_AVOID_UNLINK_URBS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3622) .bind = rndis_wlan_bind,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3623) .unbind = rndis_wlan_unbind,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3624) .status = rndis_status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3625) .rx_fixup = rndis_rx_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3626) .tx_fixup = rndis_tx_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3627) .reset = rndis_wlan_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3628) .stop = rndis_wlan_stop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3629) .early_init = unknown_early_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3630) .indication = rndis_wlan_indication,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3631) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3632)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3633) /*-------------------------------------------------------------------------*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3634)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3635) static const struct usb_device_id products [] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3636) #define RNDIS_MASTER_INTERFACE \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3637) .bInterfaceClass = USB_CLASS_COMM, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3638) .bInterfaceSubClass = 2 /* ACM */, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3639) .bInterfaceProtocol = 0x0ff
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3641) /* INF driver for these devices have DriverVer >= 4.xx.xx.xx and many custom
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3642) * parameters available. Chipset marked as 'BCM4320SKFBG' in NDISwrapper-wiki.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3643) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3644) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3645) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3646) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3647) .idVendor = 0x0411,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3648) .idProduct = 0x00bc, /* Buffalo WLI-U2-KG125S */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3649) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3650) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3651) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3652) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3653) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3654) .idVendor = 0x0baf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3655) .idProduct = 0x011b, /* U.S. Robotics USR5421 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3656) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3657) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3658) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3659) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3660) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3661) .idVendor = 0x050d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3662) .idProduct = 0x011b, /* Belkin F5D7051 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3663) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3664) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3665) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3666) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3667) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3668) .idVendor = 0x1799, /* Belkin has two vendor ids */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3669) .idProduct = 0x011b, /* Belkin F5D7051 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3670) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3671) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3672) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3673) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3674) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3675) .idVendor = 0x13b1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3676) .idProduct = 0x0014, /* Linksys WUSB54GSv2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3677) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3678) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3679) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3680) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3681) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3682) .idVendor = 0x13b1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3683) .idProduct = 0x0026, /* Linksys WUSB54GSC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3684) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3685) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3686) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3687) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3688) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3689) .idVendor = 0x0b05,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3690) .idProduct = 0x1717, /* Asus WL169gE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3691) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3692) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3693) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3694) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3695) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3696) .idVendor = 0x0a5c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3697) .idProduct = 0xd11b, /* Eminent EM4045 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3698) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3699) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3700) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3701) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3702) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3703) .idVendor = 0x1690,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3704) .idProduct = 0x0715, /* BT Voyager 1055 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3705) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3706) .driver_info = (unsigned long) &bcm4320b_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3707) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3708) /* These devices have DriverVer < 4.xx.xx.xx and do not have any custom
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3709) * parameters available, hardware probably contain older firmware version with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3710) * no way of updating. Chipset marked as 'BCM4320????' in NDISwrapper-wiki.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3711) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3712) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3713) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3714) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3715) .idVendor = 0x13b1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3716) .idProduct = 0x000e, /* Linksys WUSB54GSv1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3717) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3718) .driver_info = (unsigned long) &bcm4320a_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3719) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3720) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3721) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3722) .idVendor = 0x0baf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3723) .idProduct = 0x0111, /* U.S. Robotics USR5420 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3724) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3725) .driver_info = (unsigned long) &bcm4320a_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3726) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3727) .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3728) | USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3729) .idVendor = 0x0411,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3730) .idProduct = 0x004b, /* BUFFALO WLI-USB-G54 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3731) RNDIS_MASTER_INTERFACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3732) .driver_info = (unsigned long) &bcm4320a_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3733) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3734) /* Generic Wireless RNDIS devices that we don't have exact
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3735) * idVendor/idProduct/chip yet.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3736) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3737) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3738) /* RNDIS is MSFT's un-official variant of CDC ACM */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3739) USB_INTERFACE_INFO(USB_CLASS_COMM, 2 /* ACM */, 0x0ff),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3740) .driver_info = (unsigned long) &rndis_wlan_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3741) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3742) /* "ActiveSync" is an undocumented variant of RNDIS, used in WM5 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3743) USB_INTERFACE_INFO(USB_CLASS_MISC, 1, 1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3744) .driver_info = (unsigned long) &rndis_wlan_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3745) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3746) { }, // END
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3747) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3748) MODULE_DEVICE_TABLE(usb, products);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3750) static struct usb_driver rndis_wlan_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3751) .name = "rndis_wlan",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3752) .id_table = products,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3753) .probe = usbnet_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3754) .disconnect = usbnet_disconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3755) .suspend = usbnet_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3756) .resume = usbnet_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3757) .disable_hub_initiated_lpm = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3758) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3759)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3760) module_usb_driver(rndis_wlan_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3762) MODULE_AUTHOR("Bjorge Dijkstra");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3763) MODULE_AUTHOR("Jussi Kivilinna");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3764) MODULE_DESCRIPTION("Driver for RNDIS based USB Wireless adapters");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3765) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3766)
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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