| // SPDX-License-Identifier: ISC |
| /* |
| * Copyright (c) 2012-2017 Qualcomm Atheros, Inc. |
| * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. |
| */ |
| |
| #include <linux/etherdevice.h> |
| #include <linux/moduleparam.h> |
| #include <net/netlink.h> |
| #include <net/cfg80211.h> |
| #include "wil6210.h" |
| #include "wmi.h" |
| #include "fw.h" |
| |
| #define WIL_MAX_ROC_DURATION_MS 5000 |
| |
| #define WIL_EDMG_CHANNEL_9_SUBCHANNELS (BIT(0) | BIT(1)) |
| #define WIL_EDMG_CHANNEL_10_SUBCHANNELS (BIT(1) | BIT(2)) |
| #define WIL_EDMG_CHANNEL_11_SUBCHANNELS (BIT(2) | BIT(3)) |
| |
| /* WIL_EDMG_BW_CONFIGURATION define the allowed channel bandwidth |
| * configurations as defined by IEEE 802.11 section 9.4.2.251, Table 13. |
| * The value 5 allowing CB1 and CB2 of adjacent channels. |
| */ |
| #define WIL_EDMG_BW_CONFIGURATION 5 |
| |
| /* WIL_EDMG_CHANNELS is a bitmap that indicates the 2.16 GHz channel(s) that |
| * are allowed to be used for EDMG transmissions in the BSS as defined by |
| * IEEE 802.11 section 9.4.2.251. |
| */ |
| #define WIL_EDMG_CHANNELS (BIT(0) | BIT(1) | BIT(2) | BIT(3)) |
| |
| bool disable_ap_sme; |
| module_param(disable_ap_sme, bool, 0444); |
| MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME"); |
| |
| #ifdef CONFIG_PM |
| static struct wiphy_wowlan_support wil_wowlan_support = { |
| .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT, |
| }; |
| #endif |
| |
| #define CHAN60G(_channel, _flags) { \ |
| .band = NL80211_BAND_60GHZ, \ |
| .center_freq = 56160 + (2160 * (_channel)), \ |
| .hw_value = (_channel), \ |
| .flags = (_flags), \ |
| .max_antenna_gain = 0, \ |
| .max_power = 40, \ |
| } |
| |
| static struct ieee80211_channel wil_60ghz_channels[] = { |
| CHAN60G(1, 0), |
| CHAN60G(2, 0), |
| CHAN60G(3, 0), |
| CHAN60G(4, 0), |
| }; |
| |
| /* Rx channel bonding mode */ |
| enum wil_rx_cb_mode { |
| WIL_RX_CB_MODE_DMG, |
| WIL_RX_CB_MODE_EDMG, |
| WIL_RX_CB_MODE_WIDE, |
| }; |
| |
| static int wil_rx_cb_mode_to_n_bonded(u8 cb_mode) |
| { |
| switch (cb_mode) { |
| case WIL_RX_CB_MODE_DMG: |
| case WIL_RX_CB_MODE_EDMG: |
| return 1; |
| case WIL_RX_CB_MODE_WIDE: |
| return 2; |
| default: |
| return 1; |
| } |
| } |
| |
| static int wil_tx_cb_mode_to_n_bonded(u8 cb_mode) |
| { |
| switch (cb_mode) { |
| case WMI_TX_MODE_DMG: |
| case WMI_TX_MODE_EDMG_CB1: |
| return 1; |
| case WMI_TX_MODE_EDMG_CB2: |
| return 2; |
| default: |
| return 1; |
| } |
| } |
| |
| static void |
| wil_memdup_ie(u8 **pdst, size_t *pdst_len, const u8 *src, size_t src_len) |
| { |
| kfree(*pdst); |
| *pdst = NULL; |
| *pdst_len = 0; |
| if (src_len > 0) { |
| *pdst = kmemdup(src, src_len, GFP_KERNEL); |
| if (*pdst) |
| *pdst_len = src_len; |
| } |
| } |
| |
| static int wil_num_supported_channels(struct wil6210_priv *wil) |
| { |
| int num_channels = ARRAY_SIZE(wil_60ghz_channels); |
| |
| if (!test_bit(WMI_FW_CAPABILITY_CHANNEL_4, wil->fw_capabilities)) |
| num_channels--; |
| |
| return num_channels; |
| } |
| |
| void update_supported_bands(struct wil6210_priv *wil) |
| { |
| struct wiphy *wiphy = wil_to_wiphy(wil); |
| |
| wil_dbg_misc(wil, "update supported bands"); |
| |
| wiphy->bands[NL80211_BAND_60GHZ]->n_channels = |
| wil_num_supported_channels(wil); |
| |
| if (test_bit(WMI_FW_CAPABILITY_CHANNEL_BONDING, wil->fw_capabilities)) { |
| wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.channels = |
| WIL_EDMG_CHANNELS; |
| wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.bw_config = |
| WIL_EDMG_BW_CONFIGURATION; |
| } |
| } |
| |
| /* Vendor id to be used in vendor specific command and events |
| * to user space. |
| * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID, |
| * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and |
| * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in |
| * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that |
| */ |
| |
| #define QCA_NL80211_VENDOR_ID 0x001374 |
| |
| #define WIL_MAX_RF_SECTORS (128) |
| #define WIL_CID_ALL (0xff) |
| |
| enum qca_wlan_vendor_attr_rf_sector { |
| QCA_ATTR_MAC_ADDR = 6, |
| QCA_ATTR_PAD = 13, |
| QCA_ATTR_TSF = 29, |
| QCA_ATTR_DMG_RF_SECTOR_INDEX = 30, |
| QCA_ATTR_DMG_RF_SECTOR_TYPE = 31, |
| QCA_ATTR_DMG_RF_MODULE_MASK = 32, |
| QCA_ATTR_DMG_RF_SECTOR_CFG = 33, |
| QCA_ATTR_DMG_RF_SECTOR_MAX, |
| }; |
| |
| enum qca_wlan_vendor_attr_dmg_rf_sector_type { |
| QCA_ATTR_DMG_RF_SECTOR_TYPE_RX, |
| QCA_ATTR_DMG_RF_SECTOR_TYPE_TX, |
| QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX |
| }; |
| |
| enum qca_wlan_vendor_attr_dmg_rf_sector_cfg { |
| QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16, |
| |
| /* keep last */ |
| QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST, |
| QCA_ATTR_DMG_RF_SECTOR_CFG_MAX = |
| QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1 |
| }; |
| |
| static const struct |
| nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = { |
| [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN }, |
| [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 }, |
| [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 }, |
| [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 }, |
| [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED }, |
| }; |
| |
| static const struct |
| nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = { |
| [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 }, |
| [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 }, |
| [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 }, |
| [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 }, |
| [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 }, |
| [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 }, |
| [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 }, |
| }; |
| |
| enum qca_nl80211_vendor_subcmds { |
| QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139, |
| QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140, |
| QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141, |
| QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142, |
| }; |
| |
| static int wil_rf_sector_get_cfg(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| const void *data, int data_len); |
| static int wil_rf_sector_set_cfg(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| const void *data, int data_len); |
| static int wil_rf_sector_get_selected(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| const void *data, int data_len); |
| static int wil_rf_sector_set_selected(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| const void *data, int data_len); |
| |
| /* vendor specific commands */ |
| static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = { |
| { |
| .info.vendor_id = QCA_NL80211_VENDOR_ID, |
| .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG, |
| .flags = WIPHY_VENDOR_CMD_NEED_WDEV | |
| WIPHY_VENDOR_CMD_NEED_RUNNING, |
| .policy = wil_rf_sector_policy, |
| .doit = wil_rf_sector_get_cfg |
| }, |
| { |
| .info.vendor_id = QCA_NL80211_VENDOR_ID, |
| .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG, |
| .flags = WIPHY_VENDOR_CMD_NEED_WDEV | |
| WIPHY_VENDOR_CMD_NEED_RUNNING, |
| .policy = wil_rf_sector_policy, |
| .doit = wil_rf_sector_set_cfg |
| }, |
| { |
| .info.vendor_id = QCA_NL80211_VENDOR_ID, |
| .info.subcmd = |
| QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR, |
| .flags = WIPHY_VENDOR_CMD_NEED_WDEV | |
| WIPHY_VENDOR_CMD_NEED_RUNNING, |
| .policy = wil_rf_sector_policy, |
| .doit = wil_rf_sector_get_selected |
| }, |
| { |
| .info.vendor_id = QCA_NL80211_VENDOR_ID, |
| .info.subcmd = |
| QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR, |
| .flags = WIPHY_VENDOR_CMD_NEED_WDEV | |
| WIPHY_VENDOR_CMD_NEED_RUNNING, |
| .policy = wil_rf_sector_policy, |
| .doit = wil_rf_sector_set_selected |
| }, |
| }; |
| |
| static struct ieee80211_supported_band wil_band_60ghz = { |
| .channels = wil_60ghz_channels, |
| .n_channels = ARRAY_SIZE(wil_60ghz_channels), |
| .ht_cap = { |
| .ht_supported = true, |
| .cap = 0, /* TODO */ |
| .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */ |
| .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */ |
| .mcs = { |
| /* MCS 1..12 - SC PHY */ |
| .rx_mask = {0xfe, 0x1f}, /* 1..12 */ |
| .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */ |
| }, |
| }, |
| }; |
| |
| static const struct ieee80211_txrx_stypes |
| wil_mgmt_stypes[NUM_NL80211_IFTYPES] = { |
| [NL80211_IFTYPE_STATION] = { |
| .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
| }, |
| [NL80211_IFTYPE_AP] = { |
| .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_RESP >> 4) | |
| BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) | |
| BIT(IEEE80211_STYPE_DISASSOC >> 4) | |
| BIT(IEEE80211_STYPE_AUTH >> 4) | |
| BIT(IEEE80211_STYPE_REASSOC_RESP >> 4), |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | |
| BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | |
| BIT(IEEE80211_STYPE_DISASSOC >> 4) | |
| BIT(IEEE80211_STYPE_AUTH >> 4) | |
| BIT(IEEE80211_STYPE_DEAUTH >> 4) | |
| BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
| }, |
| [NL80211_IFTYPE_P2P_CLIENT] = { |
| .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
| }, |
| [NL80211_IFTYPE_P2P_GO] = { |
| .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
| }, |
| [NL80211_IFTYPE_P2P_DEVICE] = { |
| .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
| .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
| BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
| }, |
| }; |
| |
| static const u32 wil_cipher_suites[] = { |
| WLAN_CIPHER_SUITE_GCMP, |
| }; |
| |
| static const char * const key_usage_str[] = { |
| [WMI_KEY_USE_PAIRWISE] = "PTK", |
| [WMI_KEY_USE_RX_GROUP] = "RX_GTK", |
| [WMI_KEY_USE_TX_GROUP] = "TX_GTK", |
| [WMI_KEY_USE_STORE_PTK] = "STORE_PTK", |
| [WMI_KEY_USE_APPLY_PTK] = "APPLY_PTK", |
| }; |
| |
| int wil_iftype_nl2wmi(enum nl80211_iftype type) |
| { |
| static const struct { |
| enum nl80211_iftype nl; |
| enum wmi_network_type wmi; |
| } __nl2wmi[] = { |
| {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC}, |
| {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA}, |
| {NL80211_IFTYPE_AP, WMI_NETTYPE_AP}, |
| {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P}, |
| {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P}, |
| {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */ |
| }; |
| uint i; |
| |
| for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) { |
| if (__nl2wmi[i].nl == type) |
| return __nl2wmi[i].wmi; |
| } |
| |
| return -EOPNOTSUPP; |
| } |
| |
| int wil_spec2wmi_ch(u8 spec_ch, u8 *wmi_ch) |
| { |
| switch (spec_ch) { |
| case 1: |
| *wmi_ch = WMI_CHANNEL_1; |
| break; |
| case 2: |
| *wmi_ch = WMI_CHANNEL_2; |
| break; |
| case 3: |
| *wmi_ch = WMI_CHANNEL_3; |
| break; |
| case 4: |
| *wmi_ch = WMI_CHANNEL_4; |
| break; |
| case 5: |
| *wmi_ch = WMI_CHANNEL_5; |
| break; |
| case 6: |
| *wmi_ch = WMI_CHANNEL_6; |
| break; |
| case 9: |
| *wmi_ch = WMI_CHANNEL_9; |
| break; |
| case 10: |
| *wmi_ch = WMI_CHANNEL_10; |
| break; |
| case 11: |
| *wmi_ch = WMI_CHANNEL_11; |
| break; |
| case 12: |
| *wmi_ch = WMI_CHANNEL_12; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| int wil_wmi2spec_ch(u8 wmi_ch, u8 *spec_ch) |
| { |
| switch (wmi_ch) { |
| case WMI_CHANNEL_1: |
| *spec_ch = 1; |
| break; |
| case WMI_CHANNEL_2: |
| *spec_ch = 2; |
| break; |
| case WMI_CHANNEL_3: |
| *spec_ch = 3; |
| break; |
| case WMI_CHANNEL_4: |
| *spec_ch = 4; |
| break; |
| case WMI_CHANNEL_5: |
| *spec_ch = 5; |
| break; |
| case WMI_CHANNEL_6: |
| *spec_ch = 6; |
| break; |
| case WMI_CHANNEL_9: |
| *spec_ch = 9; |
| break; |
| case WMI_CHANNEL_10: |
| *spec_ch = 10; |
| break; |
| case WMI_CHANNEL_11: |
| *spec_ch = 11; |
| break; |
| case WMI_CHANNEL_12: |
| *spec_ch = 12; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid, |
| struct station_info *sinfo) |
| { |
| struct wil6210_priv *wil = vif_to_wil(vif); |
| struct wmi_notify_req_cmd cmd = { |
| .cid = cid, |
| .interval_usec = 0, |
| }; |
| struct { |
| struct wmi_cmd_hdr wmi; |
| struct wmi_notify_req_done_event evt; |
| } __packed reply; |
| struct wil_net_stats *stats = &wil->sta[cid].stats; |
| int rc; |
| u8 tx_mcs, rx_mcs; |
| u8 tx_rate_flag = RATE_INFO_FLAGS_DMG; |
| u8 rx_rate_flag = RATE_INFO_FLAGS_DMG; |
| |
| memset(&reply, 0, sizeof(reply)); |
| |
| rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd), |
| WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), |
| WIL_WMI_CALL_GENERAL_TO_MS); |
| if (rc) |
| return rc; |
| |
| tx_mcs = le16_to_cpu(reply.evt.bf_mcs); |
| |
| wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n" |
| " MCS %s TSF 0x%016llx\n" |
| " BF status 0x%08x RSSI %d SQI %d%%\n" |
| " Tx Tpt %d goodput %d Rx goodput %d\n" |
| " Sectors(rx:tx) my %d:%d peer %d:%d\n" |
| " Tx mode %d}\n", |
| cid, vif->mid, WIL_EXTENDED_MCS_CHECK(tx_mcs), |
| le64_to_cpu(reply.evt.tsf), reply.evt.status, |
| reply.evt.rssi, |
| reply.evt.sqi, |
| le32_to_cpu(reply.evt.tx_tpt), |
| le32_to_cpu(reply.evt.tx_goodput), |
| le32_to_cpu(reply.evt.rx_goodput), |
| le16_to_cpu(reply.evt.my_rx_sector), |
| le16_to_cpu(reply.evt.my_tx_sector), |
| le16_to_cpu(reply.evt.other_rx_sector), |
| le16_to_cpu(reply.evt.other_tx_sector), |
| reply.evt.tx_mode); |
| |
| sinfo->generation = wil->sinfo_gen; |
| |
| sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) | |
| BIT_ULL(NL80211_STA_INFO_TX_BYTES) | |
| BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | |
| BIT_ULL(NL80211_STA_INFO_TX_PACKETS) | |
| BIT_ULL(NL80211_STA_INFO_RX_BITRATE) | |
| BIT_ULL(NL80211_STA_INFO_TX_BITRATE) | |
| BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) | |
| BIT_ULL(NL80211_STA_INFO_TX_FAILED); |
| |
| if (wil->use_enhanced_dma_hw && reply.evt.tx_mode != WMI_TX_MODE_DMG) { |
| tx_rate_flag = RATE_INFO_FLAGS_EDMG; |
| rx_rate_flag = RATE_INFO_FLAGS_EDMG; |
| } |
| |
| rx_mcs = stats->last_mcs_rx; |
| |
| /* check extended MCS (12.1) and convert it into |
| * base MCS (7) + EXTENDED_SC_DMG flag |
| */ |
| if (tx_mcs == WIL_EXTENDED_MCS_26) { |
| tx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG; |
| tx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26; |
| } |
| if (rx_mcs == WIL_EXTENDED_MCS_26) { |
| rx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG; |
| rx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26; |
| } |
| |
| sinfo->txrate.flags = tx_rate_flag; |
| sinfo->rxrate.flags = rx_rate_flag; |
| sinfo->txrate.mcs = tx_mcs; |
| sinfo->rxrate.mcs = rx_mcs; |
| |
| sinfo->txrate.n_bonded_ch = |
| wil_tx_cb_mode_to_n_bonded(reply.evt.tx_mode); |
| sinfo->rxrate.n_bonded_ch = |
| wil_rx_cb_mode_to_n_bonded(stats->last_cb_mode_rx); |
| sinfo->rx_bytes = stats->rx_bytes; |
| sinfo->rx_packets = stats->rx_packets; |
| sinfo->rx_dropped_misc = stats->rx_dropped; |
| sinfo->tx_bytes = stats->tx_bytes; |
| sinfo->tx_packets = stats->tx_packets; |
| sinfo->tx_failed = stats->tx_errors; |
| |
| if (test_bit(wil_vif_fwconnected, vif->status)) { |
| sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); |
| if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, |
| wil->fw_capabilities)) |
| sinfo->signal = reply.evt.rssi; |
| else |
| sinfo->signal = reply.evt.sqi; |
| } |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_get_station(struct wiphy *wiphy, |
| struct net_device *ndev, |
| const u8 *mac, struct station_info *sinfo) |
| { |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| int rc; |
| |
| int cid = wil_find_cid(wil, vif->mid, mac); |
| |
| wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid, |
| vif->mid); |
| if (!wil_cid_valid(wil, cid)) |
| return -ENOENT; |
| |
| rc = wil_cid_fill_sinfo(vif, cid, sinfo); |
| |
| return rc; |
| } |
| |
| /* |
| * Find @idx-th active STA for specific MID for station dump. |
| */ |
| int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx) |
| { |
| int i; |
| |
| for (i = 0; i < wil->max_assoc_sta; i++) { |
| if (wil->sta[i].status == wil_sta_unused) |
| continue; |
| if (wil->sta[i].mid != mid) |
| continue; |
| if (idx == 0) |
| return i; |
| idx--; |
| } |
| |
| return -ENOENT; |
| } |
| |
| static int wil_cfg80211_dump_station(struct wiphy *wiphy, |
| struct net_device *dev, int idx, |
| u8 *mac, struct station_info *sinfo) |
| { |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| int rc; |
| int cid = wil_find_cid_by_idx(wil, vif->mid, idx); |
| |
| if (!wil_cid_valid(wil, cid)) |
| return -ENOENT; |
| |
| ether_addr_copy(mac, wil->sta[cid].addr); |
| wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid, |
| vif->mid); |
| |
| rc = wil_cid_fill_sinfo(vif, cid, sinfo); |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy, |
| struct wireless_dev *wdev) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| wil_dbg_misc(wil, "start_p2p_device: entered\n"); |
| wil->p2p_dev_started = 1; |
| return 0; |
| } |
| |
| static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy, |
| struct wireless_dev *wdev) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| if (!wil->p2p_dev_started) |
| return; |
| |
| wil_dbg_misc(wil, "stop_p2p_device: entered\n"); |
| mutex_lock(&wil->mutex); |
| mutex_lock(&wil->vif_mutex); |
| wil_p2p_stop_radio_operations(wil); |
| wil->p2p_dev_started = 0; |
| mutex_unlock(&wil->vif_mutex); |
| mutex_unlock(&wil->mutex); |
| } |
| |
| static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil, |
| enum nl80211_iftype new_type) |
| { |
| int i; |
| struct wireless_dev *wdev; |
| struct iface_combination_params params = { |
| .num_different_channels = 1, |
| }; |
| |
| for (i = 0; i < GET_MAX_VIFS(wil); i++) { |
| if (wil->vifs[i]) { |
| wdev = vif_to_wdev(wil->vifs[i]); |
| params.iftype_num[wdev->iftype]++; |
| } |
| } |
| params.iftype_num[new_type]++; |
| return cfg80211_check_combinations(wil->wiphy, ¶ms); |
| } |
| |
| static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil, |
| struct wil6210_vif *vif, |
| enum nl80211_iftype new_type) |
| { |
| int i, ret = 0; |
| struct wireless_dev *wdev; |
| struct iface_combination_params params = { |
| .num_different_channels = 1, |
| }; |
| bool check_combos = false; |
| |
| for (i = 0; i < GET_MAX_VIFS(wil); i++) { |
| struct wil6210_vif *vif_pos = wil->vifs[i]; |
| |
| if (vif_pos && vif != vif_pos) { |
| wdev = vif_to_wdev(vif_pos); |
| params.iftype_num[wdev->iftype]++; |
| check_combos = true; |
| } |
| } |
| |
| if (check_combos) { |
| params.iftype_num[new_type]++; |
| ret = cfg80211_check_combinations(wil->wiphy, ¶ms); |
| } |
| return ret; |
| } |
| |
| static struct wireless_dev * |
| wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name, |
| unsigned char name_assign_type, |
| enum nl80211_iftype type, |
| struct vif_params *params) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct net_device *ndev_main = wil->main_ndev, *ndev; |
| struct wil6210_vif *vif; |
| struct wireless_dev *p2p_wdev, *wdev; |
| int rc; |
| |
| wil_dbg_misc(wil, "add_iface, type %d\n", type); |
| |
| /* P2P device is not a real virtual interface, it is a management-only |
| * interface that shares the main interface. |
| * Skip concurrency checks here. |
| */ |
| if (type == NL80211_IFTYPE_P2P_DEVICE) { |
| if (wil->p2p_wdev) { |
| wil_err(wil, "P2P_DEVICE interface already created\n"); |
| return ERR_PTR(-EINVAL); |
| } |
| |
| p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL); |
| if (!p2p_wdev) |
| return ERR_PTR(-ENOMEM); |
| |
| p2p_wdev->iftype = type; |
| p2p_wdev->wiphy = wiphy; |
| /* use our primary ethernet address */ |
| ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr); |
| |
| wil->p2p_wdev = p2p_wdev; |
| |
| return p2p_wdev; |
| } |
| |
| if (!wil->wiphy->n_iface_combinations) { |
| wil_err(wil, "virtual interfaces not supported\n"); |
| return ERR_PTR(-EINVAL); |
| } |
| |
| rc = wil_cfg80211_validate_add_iface(wil, type); |
| if (rc) { |
| wil_err(wil, "iface validation failed, err=%d\n", rc); |
| return ERR_PTR(rc); |
| } |
| |
| vif = wil_vif_alloc(wil, name, name_assign_type, type); |
| if (IS_ERR(vif)) |
| return ERR_CAST(vif); |
| |
| ndev = vif_to_ndev(vif); |
| ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr); |
| if (is_valid_ether_addr(params->macaddr)) { |
| eth_hw_addr_set(ndev, params->macaddr); |
| } else { |
| u8 addr[ETH_ALEN]; |
| |
| ether_addr_copy(addr, ndev_main->perm_addr); |
| addr[0] = (addr[0] ^ (1 << vif->mid)) | 0x2; /* locally administered */ |
| eth_hw_addr_set(ndev, addr); |
| } |
| wdev = vif_to_wdev(vif); |
| ether_addr_copy(wdev->address, ndev->dev_addr); |
| |
| rc = wil_vif_add(wil, vif); |
| if (rc) |
| goto out; |
| |
| wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n", |
| vif->mid, type, wdev->address); |
| return wdev; |
| out: |
| wil_vif_free(vif); |
| return ERR_PTR(rc); |
| } |
| |
| int wil_vif_prepare_stop(struct wil6210_vif *vif) |
| { |
| struct wil6210_priv *wil = vif_to_wil(vif); |
| struct wireless_dev *wdev = vif_to_wdev(vif); |
| struct net_device *ndev; |
| int rc; |
| |
| if (wdev->iftype != NL80211_IFTYPE_AP) |
| return 0; |
| |
| ndev = vif_to_ndev(vif); |
| if (netif_carrier_ok(ndev)) { |
| rc = wmi_pcp_stop(vif); |
| if (rc) { |
| wil_info(wil, "failed to stop AP, status %d\n", |
| rc); |
| /* continue */ |
| } |
| wil_bcast_fini(vif); |
| netif_carrier_off(ndev); |
| } |
| |
| return 0; |
| } |
| |
| static int wil_cfg80211_del_iface(struct wiphy *wiphy, |
| struct wireless_dev *wdev) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = wdev_to_vif(wil, wdev); |
| int rc; |
| |
| wil_dbg_misc(wil, "del_iface\n"); |
| |
| if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { |
| if (wdev != wil->p2p_wdev) { |
| wil_err(wil, "delete of incorrect interface 0x%p\n", |
| wdev); |
| return -EINVAL; |
| } |
| |
| wil_cfg80211_stop_p2p_device(wiphy, wdev); |
| wil_p2p_wdev_free(wil); |
| return 0; |
| } |
| |
| if (vif->mid == 0) { |
| wil_err(wil, "cannot remove the main interface\n"); |
| return -EINVAL; |
| } |
| |
| rc = wil_vif_prepare_stop(vif); |
| if (rc) |
| goto out; |
| |
| wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n", |
| vif->mid, wdev->iftype, wdev->address); |
| |
| wil_vif_remove(wil, vif->mid); |
| out: |
| return rc; |
| } |
| |
| static bool wil_is_safe_switch(enum nl80211_iftype from, |
| enum nl80211_iftype to) |
| { |
| if (from == NL80211_IFTYPE_STATION && |
| to == NL80211_IFTYPE_P2P_CLIENT) |
| return true; |
| |
| return false; |
| } |
| |
| static int wil_cfg80211_change_iface(struct wiphy *wiphy, |
| struct net_device *ndev, |
| enum nl80211_iftype type, |
| struct vif_params *params) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| struct wireless_dev *wdev = vif_to_wdev(vif); |
| int rc; |
| bool fw_reset = false; |
| |
| wil_dbg_misc(wil, "change_iface: type=%d\n", type); |
| |
| if (wiphy->n_iface_combinations) { |
| rc = wil_cfg80211_validate_change_iface(wil, vif, type); |
| if (rc) { |
| wil_err(wil, "iface validation failed, err=%d\n", rc); |
| return rc; |
| } |
| } |
| |
| /* do not reset FW when there are active VIFs, |
| * because it can cause significant disruption |
| */ |
| if (!wil_has_other_active_ifaces(wil, ndev, true, false) && |
| netif_running(ndev) && !wil_is_recovery_blocked(wil) && |
| !wil_is_safe_switch(wdev->iftype, type)) { |
| wil_dbg_misc(wil, "interface is up. resetting...\n"); |
| mutex_lock(&wil->mutex); |
| __wil_down(wil); |
| rc = __wil_up(wil); |
| mutex_unlock(&wil->mutex); |
| |
| if (rc) |
| return rc; |
| fw_reset = true; |
| } |
| |
| switch (type) { |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_AP: |
| case NL80211_IFTYPE_P2P_CLIENT: |
| case NL80211_IFTYPE_P2P_GO: |
| break; |
| case NL80211_IFTYPE_MONITOR: |
| if (params->flags) |
| wil->monitor_flags = params->flags; |
| break; |
| default: |
| return -EOPNOTSUPP; |
| } |
| |
| if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) { |
| if (!fw_reset) |
| wil_vif_prepare_stop(vif); |
| rc = wmi_port_delete(wil, vif->mid); |
| if (rc) |
| return rc; |
| rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type); |
| if (rc) |
| return rc; |
| } |
| |
| wdev->iftype = type; |
| return 0; |
| } |
| |
| static int wil_cfg80211_scan(struct wiphy *wiphy, |
| struct cfg80211_scan_request *request) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wireless_dev *wdev = request->wdev; |
| struct wil6210_vif *vif = wdev_to_vif(wil, wdev); |
| struct { |
| struct wmi_start_scan_cmd cmd; |
| u16 chnl[4]; |
| } __packed cmd; |
| uint i, n; |
| int rc; |
| |
| wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype); |
| |
| /* scan is supported on client interfaces and on AP interface */ |
| switch (wdev->iftype) { |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_P2P_CLIENT: |
| case NL80211_IFTYPE_P2P_DEVICE: |
| case NL80211_IFTYPE_AP: |
| break; |
| default: |
| return -EOPNOTSUPP; |
| } |
| |
| /* FW don't support scan after connection attempt */ |
| if (test_bit(wil_status_dontscan, wil->status)) { |
| wil_err(wil, "Can't scan now\n"); |
| return -EBUSY; |
| } |
| |
| mutex_lock(&wil->mutex); |
| |
| mutex_lock(&wil->vif_mutex); |
| if (vif->scan_request || vif->p2p.discovery_started) { |
| wil_err(wil, "Already scanning\n"); |
| mutex_unlock(&wil->vif_mutex); |
| rc = -EAGAIN; |
| goto out; |
| } |
| mutex_unlock(&wil->vif_mutex); |
| |
| if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) { |
| if (!wil->p2p_dev_started) { |
| wil_err(wil, "P2P search requested on stopped P2P device\n"); |
| rc = -EIO; |
| goto out; |
| } |
| /* social scan on P2P_DEVICE is handled as p2p search */ |
| if (wil_p2p_is_social_scan(request)) { |
| vif->scan_request = request; |
| if (vif->mid == 0) |
| wil->radio_wdev = wdev; |
| rc = wil_p2p_search(vif, request); |
| if (rc) { |
| if (vif->mid == 0) |
| wil->radio_wdev = |
| wil->main_ndev->ieee80211_ptr; |
| vif->scan_request = NULL; |
| } |
| goto out; |
| } |
| } |
| |
| (void)wil_p2p_stop_discovery(vif); |
| |
| wil_dbg_misc(wil, "Start scan_request 0x%p\n", request); |
| wil_dbg_misc(wil, "SSID count: %d", request->n_ssids); |
| |
| for (i = 0; i < request->n_ssids; i++) { |
| wil_dbg_misc(wil, "SSID[%d]", i); |
| wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, |
| request->ssids[i].ssid, |
| request->ssids[i].ssid_len, true); |
| } |
| |
| if (request->n_ssids) |
| rc = wmi_set_ssid(vif, request->ssids[0].ssid_len, |
| request->ssids[0].ssid); |
| else |
| rc = wmi_set_ssid(vif, 0, NULL); |
| |
| if (rc) { |
| wil_err(wil, "set SSID for scan request failed: %d\n", rc); |
| goto out; |
| } |
| |
| vif->scan_request = request; |
| mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO); |
| |
| memset(&cmd, 0, sizeof(cmd)); |
| cmd.cmd.scan_type = WMI_ACTIVE_SCAN; |
| cmd.cmd.num_channels = 0; |
| n = min(request->n_channels, 4U); |
| for (i = 0; i < n; i++) { |
| int ch = request->channels[i]->hw_value; |
| |
| if (ch == 0) { |
| wil_err(wil, |
| "Scan requested for unknown frequency %dMhz\n", |
| request->channels[i]->center_freq); |
| continue; |
| } |
| /* 0-based channel indexes */ |
| cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; |
| wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, |
| request->channels[i]->center_freq); |
| } |
| |
| if (request->ie_len) |
| wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1, |
| request->ie, request->ie_len, true); |
| else |
| wil_dbg_misc(wil, "Scan has no IE's\n"); |
| |
| rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, |
| request->ie_len, request->ie); |
| if (rc) |
| goto out_restore; |
| |
| if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) { |
| cmd.cmd.discovery_mode = 1; |
| wil_dbg_misc(wil, "active scan with discovery_mode=1\n"); |
| } |
| |
| if (vif->mid == 0) |
| wil->radio_wdev = wdev; |
| rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid, |
| &cmd, sizeof(cmd.cmd) + |
| cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); |
| |
| out_restore: |
| if (rc) { |
| del_timer_sync(&vif->scan_timer); |
| if (vif->mid == 0) |
| wil->radio_wdev = wil->main_ndev->ieee80211_ptr; |
| vif->scan_request = NULL; |
| } |
| out: |
| mutex_unlock(&wil->mutex); |
| return rc; |
| } |
| |
| static void wil_cfg80211_abort_scan(struct wiphy *wiphy, |
| struct wireless_dev *wdev) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = wdev_to_vif(wil, wdev); |
| |
| wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype); |
| |
| mutex_lock(&wil->mutex); |
| mutex_lock(&wil->vif_mutex); |
| |
| if (!vif->scan_request) |
| goto out; |
| |
| if (wdev != vif->scan_request->wdev) { |
| wil_dbg_misc(wil, "abort scan was called on the wrong iface\n"); |
| goto out; |
| } |
| |
| if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev) |
| wil_p2p_stop_radio_operations(wil); |
| else |
| wil_abort_scan(vif, true); |
| |
| out: |
| mutex_unlock(&wil->vif_mutex); |
| mutex_unlock(&wil->mutex); |
| } |
| |
| static void wil_print_crypto(struct wil6210_priv *wil, |
| struct cfg80211_crypto_settings *c) |
| { |
| int i, n; |
| |
| wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n", |
| c->wpa_versions, c->cipher_group); |
| wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise); |
| n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise)); |
| for (i = 0; i < n; i++) |
| wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, |
| c->ciphers_pairwise[i]); |
| wil_dbg_misc(wil, "}\n"); |
| wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites); |
| n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites)); |
| for (i = 0; i < n; i++) |
| wil_dbg_misc(wil, " [%d] = 0x%08x\n", i, |
| c->akm_suites[i]); |
| wil_dbg_misc(wil, "}\n"); |
| wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n", |
| c->control_port, be16_to_cpu(c->control_port_ethertype), |
| c->control_port_no_encrypt); |
| } |
| |
| static const char * |
| wil_get_auth_type_name(enum nl80211_auth_type auth_type) |
| { |
| switch (auth_type) { |
| case NL80211_AUTHTYPE_OPEN_SYSTEM: |
| return "OPEN_SYSTEM"; |
| case NL80211_AUTHTYPE_SHARED_KEY: |
| return "SHARED_KEY"; |
| case NL80211_AUTHTYPE_FT: |
| return "FT"; |
| case NL80211_AUTHTYPE_NETWORK_EAP: |
| return "NETWORK_EAP"; |
| case NL80211_AUTHTYPE_SAE: |
| return "SAE"; |
| case NL80211_AUTHTYPE_AUTOMATIC: |
| return "AUTOMATIC"; |
| default: |
| return "unknown"; |
| } |
| } |
| static void wil_print_connect_params(struct wil6210_priv *wil, |
| struct cfg80211_connect_params *sme) |
| { |
| wil_info(wil, "Connecting to:\n"); |
| if (sme->channel) { |
| wil_info(wil, " Channel: %d freq %d\n", |
| sme->channel->hw_value, sme->channel->center_freq); |
| } |
| if (sme->bssid) |
| wil_info(wil, " BSSID: %pM\n", sme->bssid); |
| if (sme->ssid) |
| print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET, |
| 16, 1, sme->ssid, sme->ssid_len, true); |
| if (sme->prev_bssid) |
| wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid); |
| wil_info(wil, " Auth Type: %s\n", |
| wil_get_auth_type_name(sme->auth_type)); |
| wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open"); |
| wil_info(wil, " PBSS: %d\n", sme->pbss); |
| wil_print_crypto(wil, &sme->crypto); |
| } |
| |
| static int wil_ft_connect(struct wiphy *wiphy, |
| struct net_device *ndev, |
| struct cfg80211_connect_params *sme) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| struct wmi_ft_auth_cmd auth_cmd; |
| int rc; |
| |
| if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { |
| wil_err(wil, "FT: FW does not support FT roaming\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| if (!sme->prev_bssid) { |
| wil_err(wil, "FT: prev_bssid was not set\n"); |
| return -EINVAL; |
| } |
| |
| if (ether_addr_equal(sme->prev_bssid, sme->bssid)) { |
| wil_err(wil, "FT: can not roam to same AP\n"); |
| return -EINVAL; |
| } |
| |
| if (!test_bit(wil_vif_fwconnected, vif->status)) { |
| wil_err(wil, "FT: roam while not connected\n"); |
| return -EINVAL; |
| } |
| |
| if (vif->privacy != sme->privacy) { |
| wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n", |
| vif->privacy, sme->privacy); |
| return -EINVAL; |
| } |
| |
| if (sme->pbss) { |
| wil_err(wil, "FT: roam is not valid for PBSS\n"); |
| return -EINVAL; |
| } |
| |
| memset(&auth_cmd, 0, sizeof(auth_cmd)); |
| auth_cmd.channel = sme->channel->hw_value - 1; |
| ether_addr_copy(auth_cmd.bssid, sme->bssid); |
| |
| wil_info(wil, "FT: roaming\n"); |
| |
| set_bit(wil_vif_ft_roam, vif->status); |
| rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid, |
| &auth_cmd, sizeof(auth_cmd)); |
| if (rc == 0) |
| mod_timer(&vif->connect_timer, |
| jiffies + msecs_to_jiffies(5000)); |
| else |
| clear_bit(wil_vif_ft_roam, vif->status); |
| |
| return rc; |
| } |
| |
| static int wil_get_wmi_edmg_channel(struct wil6210_priv *wil, u8 edmg_bw_config, |
| u8 edmg_channels, u8 *wmi_ch) |
| { |
| if (!edmg_bw_config) { |
| *wmi_ch = 0; |
| return 0; |
| } else if (edmg_bw_config == WIL_EDMG_BW_CONFIGURATION) { |
| /* convert from edmg channel bitmap into edmg channel number */ |
| switch (edmg_channels) { |
| case WIL_EDMG_CHANNEL_9_SUBCHANNELS: |
| return wil_spec2wmi_ch(9, wmi_ch); |
| case WIL_EDMG_CHANNEL_10_SUBCHANNELS: |
| return wil_spec2wmi_ch(10, wmi_ch); |
| case WIL_EDMG_CHANNEL_11_SUBCHANNELS: |
| return wil_spec2wmi_ch(11, wmi_ch); |
| default: |
| wil_err(wil, "Unsupported edmg channel bitmap 0x%x\n", |
| edmg_channels); |
| return -EINVAL; |
| } |
| } else { |
| wil_err(wil, "Unsupported EDMG BW configuration %d\n", |
| edmg_bw_config); |
| return -EINVAL; |
| } |
| } |
| |
| static int wil_cfg80211_connect(struct wiphy *wiphy, |
| struct net_device *ndev, |
| struct cfg80211_connect_params *sme) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| struct cfg80211_bss *bss; |
| struct wmi_connect_cmd conn; |
| const u8 *ssid_eid; |
| const u8 *rsn_eid; |
| int ch; |
| int rc = 0; |
| bool is_ft_roam = false; |
| u8 network_type; |
| enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS; |
| |
| wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid); |
| wil_print_connect_params(wil, sme); |
| |
| if (sme->auth_type == NL80211_AUTHTYPE_FT) |
| is_ft_roam = true; |
| if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC && |
| test_bit(wil_vif_fwconnected, vif->status)) |
| is_ft_roam = true; |
| |
| if (!is_ft_roam) |
| if (test_bit(wil_vif_fwconnecting, vif->status) || |
| test_bit(wil_vif_fwconnected, vif->status)) |
| return -EALREADY; |
| |
| if (sme->ie_len > WMI_MAX_IE_LEN) { |
| wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len); |
| return -ERANGE; |
| } |
| |
| rsn_eid = sme->ie ? |
| cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) : |
| NULL; |
| if (sme->privacy && !rsn_eid) { |
| wil_info(wil, "WSC connection\n"); |
| if (is_ft_roam) { |
| wil_err(wil, "No WSC with FT roam\n"); |
| return -EINVAL; |
| } |
| } |
| |
| if (sme->pbss) |
| bss_type = IEEE80211_BSS_TYPE_PBSS; |
| |
| bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, |
| sme->ssid, sme->ssid_len, |
| bss_type, IEEE80211_PRIVACY_ANY); |
| if (!bss) { |
| wil_err(wil, "Unable to find BSS\n"); |
| return -ENOENT; |
| } |
| |
| ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); |
| if (!ssid_eid) { |
| wil_err(wil, "No SSID\n"); |
| rc = -ENOENT; |
| goto out; |
| } |
| vif->privacy = sme->privacy; |
| vif->pbss = sme->pbss; |
| |
| rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie); |
| if (rc) |
| goto out; |
| |
| switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { |
| case WLAN_CAPABILITY_DMG_TYPE_AP: |
| network_type = WMI_NETTYPE_INFRA; |
| break; |
| case WLAN_CAPABILITY_DMG_TYPE_PBSS: |
| network_type = WMI_NETTYPE_P2P; |
| break; |
| default: |
| wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n", |
| bss->capability); |
| rc = -EINVAL; |
| goto out; |
| } |
| |
| ch = bss->channel->hw_value; |
| if (ch == 0) { |
| wil_err(wil, "BSS at unknown frequency %dMhz\n", |
| bss->channel->center_freq); |
| rc = -EOPNOTSUPP; |
| goto out; |
| } |
| |
| if (is_ft_roam) { |
| if (network_type != WMI_NETTYPE_INFRA) { |
| wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n", |
| bss->capability); |
| rc = -EINVAL; |
| goto out; |
| } |
| rc = wil_ft_connect(wiphy, ndev, sme); |
| if (rc == 0) |
| vif->bss = bss; |
| goto out; |
| } |
| |
| if (vif->privacy) { |
| /* For secure assoc, remove old keys */ |
| rc = wmi_del_cipher_key(vif, 0, bss->bssid, |
| WMI_KEY_USE_PAIRWISE); |
| if (rc) { |
| wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n"); |
| goto out; |
| } |
| rc = wmi_del_cipher_key(vif, 0, bss->bssid, |
| WMI_KEY_USE_RX_GROUP); |
| if (rc) { |
| wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n"); |
| goto out; |
| } |
| } |
| |
| /* WMI_CONNECT_CMD */ |
| memset(&conn, 0, sizeof(conn)); |
| conn.network_type = network_type; |
| if (vif->privacy) { |
| if (rsn_eid) { /* regular secure connection */ |
| conn.dot11_auth_mode = WMI_AUTH11_SHARED; |
| conn.auth_mode = WMI_AUTH_WPA2_PSK; |
| conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP; |
| conn.pairwise_crypto_len = 16; |
| conn.group_crypto_type = WMI_CRYPT_AES_GCMP; |
| conn.group_crypto_len = 16; |
| } else { /* WSC */ |
| conn.dot11_auth_mode = WMI_AUTH11_WSC; |
| conn.auth_mode = WMI_AUTH_NONE; |
| } |
| } else { /* insecure connection */ |
| conn.dot11_auth_mode = WMI_AUTH11_OPEN; |
| conn.auth_mode = WMI_AUTH_NONE; |
| } |
| |
| conn.ssid_len = min_t(u8, ssid_eid[1], 32); |
| memcpy(conn.ssid, ssid_eid+2, conn.ssid_len); |
| conn.channel = ch - 1; |
| |
| rc = wil_get_wmi_edmg_channel(wil, sme->edmg.bw_config, |
| sme->edmg.channels, &conn.edmg_channel); |
| if (rc < 0) |
| return rc; |
| |
| ether_addr_copy(conn.bssid, bss->bssid); |
| ether_addr_copy(conn.dst_mac, bss->bssid); |
| |
| set_bit(wil_vif_fwconnecting, vif->status); |
| |
| rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn)); |
| if (rc == 0) { |
| netif_carrier_on(ndev); |
| if (!wil_has_other_active_ifaces(wil, ndev, false, true)) |
| wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); |
| vif->bss = bss; |
| /* Connect can take lots of time */ |
| mod_timer(&vif->connect_timer, |
| jiffies + msecs_to_jiffies(5000)); |
| } else { |
| clear_bit(wil_vif_fwconnecting, vif->status); |
| } |
| |
| out: |
| cfg80211_put_bss(wiphy, bss); |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_disconnect(struct wiphy *wiphy, |
| struct net_device *ndev, |
| u16 reason_code) |
| { |
| int rc; |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| |
| wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n", |
| reason_code, vif->mid); |
| |
| if (!(test_bit(wil_vif_fwconnecting, vif->status) || |
| test_bit(wil_vif_fwconnected, vif->status))) { |
| wil_err(wil, "Disconnect was called while disconnected\n"); |
| return 0; |
| } |
| |
| vif->locally_generated_disc = true; |
| rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0, |
| WMI_DISCONNECT_EVENTID, NULL, 0, |
| WIL6210_DISCONNECT_TO_MS); |
| if (rc) |
| wil_err(wil, "disconnect error %d\n", rc); |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| int rc; |
| |
| /* these parameters are explicitly not supported */ |
| if (changed & (WIPHY_PARAM_RETRY_LONG | |
| WIPHY_PARAM_FRAG_THRESHOLD | |
| WIPHY_PARAM_RTS_THRESHOLD)) |
| return -ENOTSUPP; |
| |
| if (changed & WIPHY_PARAM_RETRY_SHORT) { |
| rc = wmi_set_mgmt_retry(wil, wiphy->retry_short); |
| if (rc) |
| return rc; |
| } |
| |
| return 0; |
| } |
| |
| int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, |
| struct cfg80211_mgmt_tx_params *params, |
| u64 *cookie) |
| { |
| const u8 *buf = params->buf; |
| size_t len = params->len; |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = wdev_to_vif(wil, wdev); |
| int rc; |
| bool tx_status; |
| |
| wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n", |
| params->chan ? params->chan->hw_value : -1, |
| params->offchan, |
| params->wait); |
| |
| /* Note, currently we support the "wait" parameter only on AP mode. |
| * In other modes, user-space must call remain_on_channel before |
| * mgmt_tx or listen on a channel other than active one. |
| */ |
| |
| if (params->chan && params->chan->hw_value == 0) { |
| wil_err(wil, "invalid channel\n"); |
| return -EINVAL; |
| } |
| |
| if (wdev->iftype != NL80211_IFTYPE_AP) { |
| wil_dbg_misc(wil, |
| "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n"); |
| rc = wmi_mgmt_tx(vif, buf, len); |
| goto out; |
| } |
| |
| if (!params->chan || params->chan->hw_value == vif->channel) { |
| wil_dbg_misc(wil, |
| "send WMI_SW_TX_REQ_CMDID for on-channel\n"); |
| rc = wmi_mgmt_tx(vif, buf, len); |
| goto out; |
| } |
| |
| if (params->offchan == 0) { |
| wil_err(wil, |
| "invalid channel params: current %d requested %d, off-channel not allowed\n", |
| vif->channel, params->chan->hw_value); |
| return -EBUSY; |
| } |
| |
| /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */ |
| rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value, |
| params->wait); |
| |
| out: |
| /* when the sent packet was not acked by receiver(ACK=0), rc will |
| * be -EAGAIN. In this case this function needs to return success, |
| * the ACK=0 will be reflected in tx_status. |
| */ |
| tx_status = (rc == 0); |
| rc = (rc == -EAGAIN) ? 0 : rc; |
| cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len, |
| tx_status, GFP_KERNEL); |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_set_channel(struct wiphy *wiphy, |
| struct cfg80211_chan_def *chandef) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| wil->monitor_chandef = *chandef; |
| |
| return 0; |
| } |
| |
| static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev, |
| bool pairwise) |
| { |
| struct wil6210_priv *wil = wdev_to_wil(wdev); |
| enum wmi_key_usage rc; |
| |
| if (pairwise) { |
| rc = WMI_KEY_USE_PAIRWISE; |
| } else { |
| switch (wdev->iftype) { |
| case NL80211_IFTYPE_STATION: |
| case NL80211_IFTYPE_P2P_CLIENT: |
| rc = WMI_KEY_USE_RX_GROUP; |
| break; |
| case NL80211_IFTYPE_AP: |
| case NL80211_IFTYPE_P2P_GO: |
| rc = WMI_KEY_USE_TX_GROUP; |
| break; |
| default: |
| /* TODO: Rx GTK or Tx GTK? */ |
| wil_err(wil, "Can't determine GTK type\n"); |
| rc = WMI_KEY_USE_RX_GROUP; |
| break; |
| } |
| } |
| wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]); |
| |
| return rc; |
| } |
| |
| static struct wil_sta_info * |
| wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid, |
| enum wmi_key_usage key_usage, const u8 *mac_addr) |
| { |
| int cid = -EINVAL; |
| |
| if (key_usage == WMI_KEY_USE_TX_GROUP) |
| return NULL; /* not needed */ |
| |
| /* supplicant provides Rx group key in STA mode with NULL MAC address */ |
| if (mac_addr) |
| cid = wil_find_cid(wil, mid, mac_addr); |
| else if (key_usage == WMI_KEY_USE_RX_GROUP) |
| cid = wil_find_cid_by_idx(wil, mid, 0); |
| if (cid < 0) { |
| wil_err(wil, "No CID for %pM %s\n", mac_addr, |
| key_usage_str[key_usage]); |
| return ERR_PTR(cid); |
| } |
| |
| return &wil->sta[cid]; |
| } |
| |
| void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage, |
| struct wil_sta_info *cs, |
| struct key_params *params) |
| { |
| struct wil_tid_crypto_rx_single *cc; |
| int tid; |
| |
| if (!cs) |
| return; |
| |
| switch (key_usage) { |
| case WMI_KEY_USE_STORE_PTK: |
| case WMI_KEY_USE_PAIRWISE: |
| for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { |
| cc = &cs->tid_crypto_rx[tid].key_id[key_index]; |
| if (params->seq) |
| memcpy(cc->pn, params->seq, |
| IEEE80211_GCMP_PN_LEN); |
| else |
| memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); |
| cc->key_set = true; |
| } |
| break; |
| case WMI_KEY_USE_RX_GROUP: |
| cc = &cs->group_crypto_rx.key_id[key_index]; |
| if (params->seq) |
| memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN); |
| else |
| memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN); |
| cc->key_set = true; |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage, |
| struct wil_sta_info *cs) |
| { |
| struct wil_tid_crypto_rx_single *cc; |
| int tid; |
| |
| if (!cs) |
| return; |
| |
| switch (key_usage) { |
| case WMI_KEY_USE_PAIRWISE: |
| for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { |
| cc = &cs->tid_crypto_rx[tid].key_id[key_index]; |
| cc->key_set = false; |
| } |
| break; |
| case WMI_KEY_USE_RX_GROUP: |
| cc = &cs->group_crypto_rx.key_id[key_index]; |
| cc->key_set = false; |
| break; |
| default: |
| break; |
| } |
| } |
| |
| static int wil_cfg80211_add_key(struct wiphy *wiphy, |
| struct net_device *ndev, |
| u8 key_index, bool pairwise, |
| const u8 *mac_addr, |
| struct key_params *params) |
| { |
| int rc; |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wireless_dev *wdev = vif_to_wdev(vif); |
| enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); |
| struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, |
| key_usage, |
| mac_addr); |
| |
| if (!params) { |
| wil_err(wil, "NULL params\n"); |
| return -EINVAL; |
| } |
| |
| wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n", |
| mac_addr, key_usage_str[key_usage], key_index, |
| params->seq_len, params->seq); |
| |
| if (IS_ERR(cs)) { |
| /* in FT, sta info may not be available as add_key may be |
| * sent by host before FW sends WMI_CONNECT_EVENT |
| */ |
| if (!test_bit(wil_vif_ft_roam, vif->status)) { |
| wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n", |
| mac_addr, key_usage_str[key_usage], key_index, |
| params->seq_len, params->seq); |
| return -EINVAL; |
| } |
| } |
| |
| if (!IS_ERR(cs)) |
| wil_del_rx_key(key_index, key_usage, cs); |
| |
| if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) { |
| wil_err(wil, |
| "Wrong PN len %d, %pM %s[%d] PN %*phN\n", |
| params->seq_len, mac_addr, |
| key_usage_str[key_usage], key_index, |
| params->seq_len, params->seq); |
| return -EINVAL; |
| } |
| |
| spin_lock_bh(&wil->eap_lock); |
| if (pairwise && wdev->iftype == NL80211_IFTYPE_STATION && |
| (vif->ptk_rekey_state == WIL_REKEY_M3_RECEIVED || |
| vif->ptk_rekey_state == WIL_REKEY_WAIT_M4_SENT)) { |
| key_usage = WMI_KEY_USE_STORE_PTK; |
| vif->ptk_rekey_state = WIL_REKEY_WAIT_M4_SENT; |
| wil_dbg_misc(wil, "Store EAPOL key\n"); |
| } |
| spin_unlock_bh(&wil->eap_lock); |
| |
| rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len, |
| params->key, key_usage); |
| if (!rc && !IS_ERR(cs)) { |
| /* update local storage used for AP recovery */ |
| if (key_usage == WMI_KEY_USE_TX_GROUP && params->key && |
| params->key_len <= WMI_MAX_KEY_LEN) { |
| vif->gtk_index = key_index; |
| memcpy(vif->gtk, params->key, params->key_len); |
| vif->gtk_len = params->key_len; |
| } |
| /* in FT set crypto will take place upon receiving |
| * WMI_RING_EN_EVENTID event |
| */ |
| wil_set_crypto_rx(key_index, key_usage, cs, params); |
| } |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_del_key(struct wiphy *wiphy, |
| struct net_device *ndev, |
| u8 key_index, bool pairwise, |
| const u8 *mac_addr) |
| { |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wireless_dev *wdev = vif_to_wdev(vif); |
| enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise); |
| struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid, |
| key_usage, |
| mac_addr); |
| |
| wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr, |
| key_usage_str[key_usage], key_index); |
| |
| if (IS_ERR(cs)) |
| wil_info(wil, "Not connected, %pM %s[%d]\n", |
| mac_addr, key_usage_str[key_usage], key_index); |
| |
| if (!IS_ERR_OR_NULL(cs)) |
| wil_del_rx_key(key_index, key_usage, cs); |
| |
| return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage); |
| } |
| |
| /* Need to be present or wiphy_new() will WARN */ |
| static int wil_cfg80211_set_default_key(struct wiphy *wiphy, |
| struct net_device *ndev, |
| u8 key_index, bool unicast, |
| bool multicast) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| wil_dbg_misc(wil, "set_default_key: entered\n"); |
| return 0; |
| } |
| |
| static int wil_remain_on_channel(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| struct ieee80211_channel *chan, |
| unsigned int duration, |
| u64 *cookie) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| int rc; |
| |
| wil_dbg_misc(wil, |
| "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n", |
| chan->center_freq, duration, wdev->iftype); |
| |
| rc = wil_p2p_listen(wil, wdev, duration, chan, cookie); |
| return rc; |
| } |
| |
| static int wil_cancel_remain_on_channel(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| u64 cookie) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = wdev_to_vif(wil, wdev); |
| |
| wil_dbg_misc(wil, "cancel_remain_on_channel\n"); |
| |
| return wil_p2p_cancel_listen(vif, cookie); |
| } |
| |
| /* |
| * find a specific IE in a list of IEs |
| * return a pointer to the beginning of IE in the list |
| * or NULL if not found |
| */ |
| static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie, |
| u16 ie_len) |
| { |
| struct ieee80211_vendor_ie *vie; |
| u32 oui; |
| |
| /* IE tag at offset 0, length at offset 1 */ |
| if (ie_len < 2 || 2 + ie[1] > ie_len) |
| return NULL; |
| |
| if (ie[0] != WLAN_EID_VENDOR_SPECIFIC) |
| return cfg80211_find_ie(ie[0], ies, ies_len); |
| |
| /* make sure there is room for 3 bytes OUI + 1 byte OUI type */ |
| if (ie[1] < 4) |
| return NULL; |
| vie = (struct ieee80211_vendor_ie *)ie; |
| oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2]; |
| return cfg80211_find_vendor_ie(oui, vie->oui_type, ies, |
| ies_len); |
| } |
| |
| /* |
| * merge the IEs in two lists into a single list. |
| * do not include IEs from the second list which exist in the first list. |
| * add only vendor specific IEs from second list to keep |
| * the merged list sorted (since vendor-specific IE has the |
| * highest tag number) |
| * caller must free the allocated memory for merged IEs |
| */ |
| static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len, |
| const u8 *ies2, u16 ies2_len, |
| u8 **merged_ies, u16 *merged_len) |
| { |
| u8 *buf, *dpos; |
| const u8 *spos; |
| |
| if (!ies1) |
| ies1_len = 0; |
| |
| if (!ies2) |
| ies2_len = 0; |
| |
| if (ies1_len == 0 && ies2_len == 0) { |
| *merged_ies = NULL; |
| *merged_len = 0; |
| return 0; |
| } |
| |
| buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL); |
| if (!buf) |
| return -ENOMEM; |
| if (ies1) |
| memcpy(buf, ies1, ies1_len); |
| dpos = buf + ies1_len; |
| spos = ies2; |
| while (spos && (spos + 1 < ies2 + ies2_len)) { |
| /* IE tag at offset 0, length at offset 1 */ |
| u16 ielen = 2 + spos[1]; |
| |
| if (spos + ielen > ies2 + ies2_len) |
| break; |
| if (spos[0] == WLAN_EID_VENDOR_SPECIFIC && |
| (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len, |
| spos, ielen))) { |
| memcpy(dpos, spos, ielen); |
| dpos += ielen; |
| } |
| spos += ielen; |
| } |
| |
| *merged_ies = buf; |
| *merged_len = dpos - buf; |
| return 0; |
| } |
| |
| static void wil_print_bcon_data(struct cfg80211_beacon_data *b) |
| { |
| wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1, |
| b->head, b->head_len, true); |
| wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1, |
| b->tail, b->tail_len, true); |
| wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1, |
| b->beacon_ies, b->beacon_ies_len, true); |
| wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1, |
| b->probe_resp, b->probe_resp_len, true); |
| wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1, |
| b->proberesp_ies, b->proberesp_ies_len, true); |
| wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1, |
| b->assocresp_ies, b->assocresp_ies_len, true); |
| } |
| |
| /* internal functions for device reset and starting AP */ |
| static u8 * |
| _wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len, |
| u16 *ies_len) |
| { |
| u8 *ies = NULL; |
| |
| if (proberesp) { |
| struct ieee80211_mgmt *f = |
| (struct ieee80211_mgmt *)proberesp; |
| size_t hlen = offsetof(struct ieee80211_mgmt, |
| u.probe_resp.variable); |
| |
| ies = f->u.probe_resp.variable; |
| if (ies_len) |
| *ies_len = proberesp_len - hlen; |
| } |
| |
| return ies; |
| } |
| |
| static int _wil_cfg80211_set_ies(struct wil6210_vif *vif, |
| struct cfg80211_beacon_data *bcon) |
| { |
| int rc; |
| u16 len = 0, proberesp_len = 0; |
| u8 *ies = NULL, *proberesp; |
| |
| /* update local storage used for AP recovery */ |
| wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp, |
| bcon->probe_resp_len); |
| wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, |
| bcon->proberesp_ies, bcon->proberesp_ies_len); |
| wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, |
| bcon->assocresp_ies, bcon->assocresp_ies_len); |
| |
| proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, |
| bcon->probe_resp_len, |
| &proberesp_len); |
| rc = _wil_cfg80211_merge_extra_ies(proberesp, |
| proberesp_len, |
| bcon->proberesp_ies, |
| bcon->proberesp_ies_len, |
| &ies, &len); |
| |
| if (rc) |
| goto out; |
| |
| rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies); |
| if (rc) |
| goto out; |
| |
| if (bcon->assocresp_ies) |
| rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, |
| bcon->assocresp_ies_len, bcon->assocresp_ies); |
| else |
| rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies); |
| #if 0 /* to use beacon IE's, remove this #if 0 */ |
| if (rc) |
| goto out; |
| |
| rc = wmi_set_ie(vif, WMI_FRAME_BEACON, |
| bcon->tail_len, bcon->tail); |
| #endif |
| out: |
| kfree(ies); |
| return rc; |
| } |
| |
| static int _wil_cfg80211_start_ap(struct wiphy *wiphy, |
| struct net_device *ndev, |
| const u8 *ssid, size_t ssid_len, u32 privacy, |
| int bi, u8 chan, u8 wmi_edmg_channel, |
| struct cfg80211_beacon_data *bcon, |
| u8 hidden_ssid, u32 pbss) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| int rc; |
| struct wireless_dev *wdev = ndev->ieee80211_ptr; |
| u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); |
| u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO); |
| u16 proberesp_len = 0; |
| u8 *proberesp; |
| bool ft = false; |
| |
| if (pbss) |
| wmi_nettype = WMI_NETTYPE_P2P; |
| |
| wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go); |
| if (is_go && !pbss) { |
| wil_err(wil, "P2P GO must be in PBSS\n"); |
| return -ENOTSUPP; |
| } |
| |
| wil_set_recovery_state(wil, fw_recovery_idle); |
| |
| proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp, |
| bcon->probe_resp_len, |
| &proberesp_len); |
| /* check that the probe response IEs has a MDE */ |
| if ((proberesp && proberesp_len > 0 && |
| cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN, |
| proberesp, |
| proberesp_len))) |
| ft = true; |
| |
| if (ft) { |
| if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, |
| wil->fw_capabilities)) { |
| wil_err(wil, "FW does not support FT roaming\n"); |
| return -ENOTSUPP; |
| } |
| set_bit(wil_vif_ft_roam, vif->status); |
| } |
| |
| mutex_lock(&wil->mutex); |
| |
| if (!wil_has_other_active_ifaces(wil, ndev, true, false)) { |
| __wil_down(wil); |
| rc = __wil_up(wil); |
| if (rc) |
| goto out; |
| } |
| |
| rc = wmi_set_ssid(vif, ssid_len, ssid); |
| if (rc) |
| goto out; |
| |
| rc = _wil_cfg80211_set_ies(vif, bcon); |
| if (rc) |
| goto out; |
| |
| vif->privacy = privacy; |
| vif->channel = chan; |
| vif->wmi_edmg_channel = wmi_edmg_channel; |
| vif->hidden_ssid = hidden_ssid; |
| vif->pbss = pbss; |
| vif->bi = bi; |
| memcpy(vif->ssid, ssid, ssid_len); |
| vif->ssid_len = ssid_len; |
| |
| netif_carrier_on(ndev); |
| if (!wil_has_other_active_ifaces(wil, ndev, false, true)) |
| wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); |
| |
| rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, wmi_edmg_channel, |
| hidden_ssid, is_go); |
| if (rc) |
| goto err_pcp_start; |
| |
| rc = wil_bcast_init(vif); |
| if (rc) |
| goto err_bcast; |
| |
| goto out; /* success */ |
| |
| err_bcast: |
| wmi_pcp_stop(vif); |
| err_pcp_start: |
| netif_carrier_off(ndev); |
| if (!wil_has_other_active_ifaces(wil, ndev, false, true)) |
| wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); |
| out: |
| mutex_unlock(&wil->mutex); |
| return rc; |
| } |
| |
| void wil_cfg80211_ap_recovery(struct wil6210_priv *wil) |
| { |
| int rc, i; |
| struct wiphy *wiphy = wil_to_wiphy(wil); |
| |
| for (i = 0; i < GET_MAX_VIFS(wil); i++) { |
| struct wil6210_vif *vif = wil->vifs[i]; |
| struct net_device *ndev; |
| struct cfg80211_beacon_data bcon = {}; |
| struct key_params key_params = {}; |
| |
| if (!vif || vif->ssid_len == 0) |
| continue; |
| |
| ndev = vif_to_ndev(vif); |
| bcon.proberesp_ies = vif->proberesp_ies; |
| bcon.assocresp_ies = vif->assocresp_ies; |
| bcon.probe_resp = vif->proberesp; |
| bcon.proberesp_ies_len = vif->proberesp_ies_len; |
| bcon.assocresp_ies_len = vif->assocresp_ies_len; |
| bcon.probe_resp_len = vif->proberesp_len; |
| |
| wil_info(wil, |
| "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n", |
| i, vif->privacy, vif->bi, vif->channel, |
| vif->hidden_ssid, vif->pbss); |
| wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, |
| vif->ssid, vif->ssid_len, true); |
| rc = _wil_cfg80211_start_ap(wiphy, ndev, |
| vif->ssid, vif->ssid_len, |
| vif->privacy, vif->bi, |
| vif->channel, |
| vif->wmi_edmg_channel, &bcon, |
| vif->hidden_ssid, vif->pbss); |
| if (rc) { |
| wil_err(wil, "vif %d recovery failed (%d)\n", i, rc); |
| continue; |
| } |
| |
| if (!vif->privacy || vif->gtk_len == 0) |
| continue; |
| |
| key_params.key = vif->gtk; |
| key_params.key_len = vif->gtk_len; |
| key_params.seq_len = IEEE80211_GCMP_PN_LEN; |
| rc = wil_cfg80211_add_key(wiphy, ndev, vif->gtk_index, false, |
| NULL, &key_params); |
| if (rc) |
| wil_err(wil, "vif %d recovery add key failed (%d)\n", |
| i, rc); |
| } |
| } |
| |
| static int wil_cfg80211_change_beacon(struct wiphy *wiphy, |
| struct net_device *ndev, |
| struct cfg80211_beacon_data *bcon) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wireless_dev *wdev = ndev->ieee80211_ptr; |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| int rc; |
| u32 privacy = 0; |
| |
| wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid); |
| wil_print_bcon_data(bcon); |
| |
| if (bcon->tail && |
| cfg80211_find_ie(WLAN_EID_RSN, bcon->tail, |
| bcon->tail_len)) |
| privacy = 1; |
| |
| memcpy(vif->ssid, wdev->ssid, wdev->ssid_len); |
| vif->ssid_len = wdev->ssid_len; |
| |
| /* in case privacy has changed, need to restart the AP */ |
| if (vif->privacy != privacy) { |
| wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n", |
| vif->privacy, privacy); |
| |
| rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid, |
| vif->ssid_len, privacy, |
| wdev->beacon_interval, |
| vif->channel, |
| vif->wmi_edmg_channel, bcon, |
| vif->hidden_ssid, |
| vif->pbss); |
| } else { |
| rc = _wil_cfg80211_set_ies(vif, bcon); |
| } |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_start_ap(struct wiphy *wiphy, |
| struct net_device *ndev, |
| struct cfg80211_ap_settings *info) |
| { |
| int rc; |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct ieee80211_channel *channel = info->chandef.chan; |
| struct cfg80211_beacon_data *bcon = &info->beacon; |
| struct cfg80211_crypto_settings *crypto = &info->crypto; |
| u8 wmi_edmg_channel; |
| u8 hidden_ssid; |
| |
| wil_dbg_misc(wil, "start_ap\n"); |
| |
| rc = wil_get_wmi_edmg_channel(wil, info->chandef.edmg.bw_config, |
| info->chandef.edmg.channels, |
| &wmi_edmg_channel); |
| if (rc < 0) |
| return rc; |
| |
| if (!channel) { |
| wil_err(wil, "AP: No channel???\n"); |
| return -EINVAL; |
| } |
| |
| switch (info->hidden_ssid) { |
| case NL80211_HIDDEN_SSID_NOT_IN_USE: |
| hidden_ssid = WMI_HIDDEN_SSID_DISABLED; |
| break; |
| |
| case NL80211_HIDDEN_SSID_ZERO_LEN: |
| hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY; |
| break; |
| |
| case NL80211_HIDDEN_SSID_ZERO_CONTENTS: |
| hidden_ssid = WMI_HIDDEN_SSID_CLEAR; |
| break; |
| |
| default: |
| wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid); |
| return -EOPNOTSUPP; |
| } |
| wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, |
| channel->center_freq, info->privacy ? "secure" : "open"); |
| wil_dbg_misc(wil, "Privacy: %d auth_type %d\n", |
| info->privacy, info->auth_type); |
| wil_dbg_misc(wil, "Hidden SSID mode: %d\n", |
| info->hidden_ssid); |
| wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval, |
| info->dtim_period); |
| wil_dbg_misc(wil, "PBSS %d\n", info->pbss); |
| wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, |
| info->ssid, info->ssid_len, true); |
| wil_print_bcon_data(bcon); |
| wil_print_crypto(wil, crypto); |
| |
| rc = _wil_cfg80211_start_ap(wiphy, ndev, |
| info->ssid, info->ssid_len, info->privacy, |
| info->beacon_interval, channel->hw_value, |
| wmi_edmg_channel, bcon, hidden_ssid, |
| info->pbss); |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_stop_ap(struct wiphy *wiphy, |
| struct net_device *ndev) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(ndev); |
| bool last; |
| |
| wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid); |
| |
| netif_carrier_off(ndev); |
| last = !wil_has_other_active_ifaces(wil, ndev, false, true); |
| if (last) { |
| wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); |
| wil_set_recovery_state(wil, fw_recovery_idle); |
| set_bit(wil_status_resetting, wil->status); |
| } |
| |
| mutex_lock(&wil->mutex); |
| |
| wmi_pcp_stop(vif); |
| clear_bit(wil_vif_ft_roam, vif->status); |
| vif->ssid_len = 0; |
| wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0); |
| wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0); |
| wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0); |
| memset(vif->gtk, 0, WMI_MAX_KEY_LEN); |
| vif->gtk_len = 0; |
| |
| if (last) |
| __wil_down(wil); |
| else |
| wil_bcast_fini(vif); |
| |
| mutex_unlock(&wil->mutex); |
| |
| return 0; |
| } |
| |
| static int wil_cfg80211_add_station(struct wiphy *wiphy, |
| struct net_device *dev, |
| const u8 *mac, |
| struct station_parameters *params) |
| { |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n", |
| mac, params->aid, vif->mid, |
| params->sta_flags_mask, params->sta_flags_set); |
| |
| if (!disable_ap_sme) { |
| wil_err(wil, "not supported with AP SME enabled\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| if (params->aid > WIL_MAX_DMG_AID) { |
| wil_err(wil, "invalid aid\n"); |
| return -EINVAL; |
| } |
| |
| return wmi_new_sta(vif, mac, params->aid); |
| } |
| |
| static int wil_cfg80211_del_station(struct wiphy *wiphy, |
| struct net_device *dev, |
| struct station_del_parameters *params) |
| { |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n", |
| params->mac, params->reason_code, vif->mid); |
| |
| mutex_lock(&wil->mutex); |
| wil6210_disconnect(vif, params->mac, params->reason_code); |
| mutex_unlock(&wil->mutex); |
| |
| return 0; |
| } |
| |
| static int wil_cfg80211_change_station(struct wiphy *wiphy, |
| struct net_device *dev, |
| const u8 *mac, |
| struct station_parameters *params) |
| { |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| int authorize; |
| int cid, i; |
| struct wil_ring_tx_data *txdata = NULL; |
| |
| wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n", |
| mac, params->sta_flags_mask, params->sta_flags_set, |
| vif->mid); |
| |
| if (!disable_ap_sme) { |
| wil_dbg_misc(wil, "not supported with AP SME enabled\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) |
| return 0; |
| |
| cid = wil_find_cid(wil, vif->mid, mac); |
| if (cid < 0) { |
| wil_err(wil, "station not found\n"); |
| return -ENOLINK; |
| } |
| |
| for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++) |
| if (wil->ring2cid_tid[i][0] == cid) { |
| txdata = &wil->ring_tx_data[i]; |
| break; |
| } |
| |
| if (!txdata) { |
| wil_err(wil, "ring data not found\n"); |
| return -ENOLINK; |
| } |
| |
| authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED); |
| txdata->dot1x_open = authorize ? 1 : 0; |
| wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i, |
| txdata->dot1x_open); |
| |
| return 0; |
| } |
| |
| /* probe_client handling */ |
| static void wil_probe_client_handle(struct wil6210_priv *wil, |
| struct wil6210_vif *vif, |
| struct wil_probe_client_req *req) |
| { |
| struct net_device *ndev = vif_to_ndev(vif); |
| struct wil_sta_info *sta = &wil->sta[req->cid]; |
| /* assume STA is alive if it is still connected, |
| * else FW will disconnect it |
| */ |
| bool alive = (sta->status == wil_sta_connected); |
| |
| cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, |
| 0, false, GFP_KERNEL); |
| } |
| |
| static struct list_head *next_probe_client(struct wil6210_vif *vif) |
| { |
| struct list_head *ret = NULL; |
| |
| mutex_lock(&vif->probe_client_mutex); |
| |
| if (!list_empty(&vif->probe_client_pending)) { |
| ret = vif->probe_client_pending.next; |
| list_del(ret); |
| } |
| |
| mutex_unlock(&vif->probe_client_mutex); |
| |
| return ret; |
| } |
| |
| void wil_probe_client_worker(struct work_struct *work) |
| { |
| struct wil6210_vif *vif = container_of(work, struct wil6210_vif, |
| probe_client_worker); |
| struct wil6210_priv *wil = vif_to_wil(vif); |
| struct wil_probe_client_req *req; |
| struct list_head *lh; |
| |
| while ((lh = next_probe_client(vif)) != NULL) { |
| req = list_entry(lh, struct wil_probe_client_req, list); |
| |
| wil_probe_client_handle(wil, vif, req); |
| kfree(req); |
| } |
| } |
| |
| void wil_probe_client_flush(struct wil6210_vif *vif) |
| { |
| struct wil_probe_client_req *req, *t; |
| struct wil6210_priv *wil = vif_to_wil(vif); |
| |
| wil_dbg_misc(wil, "probe_client_flush\n"); |
| |
| mutex_lock(&vif->probe_client_mutex); |
| |
| list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) { |
| list_del(&req->list); |
| kfree(req); |
| } |
| |
| mutex_unlock(&vif->probe_client_mutex); |
| } |
| |
| static int wil_cfg80211_probe_client(struct wiphy *wiphy, |
| struct net_device *dev, |
| const u8 *peer, u64 *cookie) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| struct wil_probe_client_req *req; |
| int cid = wil_find_cid(wil, vif->mid, peer); |
| |
| wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n", |
| peer, cid, vif->mid); |
| |
| if (cid < 0) |
| return -ENOLINK; |
| |
| req = kzalloc(sizeof(*req), GFP_KERNEL); |
| if (!req) |
| return -ENOMEM; |
| |
| req->cid = cid; |
| req->cookie = cid; |
| |
| mutex_lock(&vif->probe_client_mutex); |
| list_add_tail(&req->list, &vif->probe_client_pending); |
| mutex_unlock(&vif->probe_client_mutex); |
| |
| *cookie = req->cookie; |
| queue_work(wil->wq_service, &vif->probe_client_worker); |
| return 0; |
| } |
| |
| static int wil_cfg80211_change_bss(struct wiphy *wiphy, |
| struct net_device *dev, |
| struct bss_parameters *params) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| |
| if (params->ap_isolate >= 0) { |
| wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n", |
| vif->mid, vif->ap_isolate, params->ap_isolate); |
| vif->ap_isolate = params->ap_isolate; |
| } |
| |
| return 0; |
| } |
| |
| static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy, |
| struct net_device *dev, |
| bool enabled, int timeout) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| enum wmi_ps_profile_type ps_profile; |
| |
| wil_dbg_misc(wil, "enabled=%d, timeout=%d\n", |
| enabled, timeout); |
| |
| if (enabled) |
| ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT; |
| else |
| ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED; |
| |
| return wil_ps_update(wil, ps_profile); |
| } |
| |
| static int wil_cfg80211_suspend(struct wiphy *wiphy, |
| struct cfg80211_wowlan *wow) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| int rc; |
| |
| /* Setting the wakeup trigger based on wow is TBD */ |
| |
| if (test_bit(wil_status_suspended, wil->status)) { |
| wil_dbg_pm(wil, "trying to suspend while suspended\n"); |
| return 0; |
| } |
| |
| rc = wil_can_suspend(wil, false); |
| if (rc) |
| goto out; |
| |
| wil_dbg_pm(wil, "suspending\n"); |
| |
| mutex_lock(&wil->mutex); |
| mutex_lock(&wil->vif_mutex); |
| wil_p2p_stop_radio_operations(wil); |
| wil_abort_scan_all_vifs(wil, true); |
| mutex_unlock(&wil->vif_mutex); |
| mutex_unlock(&wil->mutex); |
| |
| out: |
| return rc; |
| } |
| |
| static int wil_cfg80211_resume(struct wiphy *wiphy) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| wil_dbg_pm(wil, "resuming\n"); |
| |
| return 0; |
| } |
| |
| static int |
| wil_cfg80211_sched_scan_start(struct wiphy *wiphy, |
| struct net_device *dev, |
| struct cfg80211_sched_scan_request *request) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| int i, rc; |
| |
| if (vif->mid != 0) |
| return -EOPNOTSUPP; |
| |
| wil_dbg_misc(wil, |
| "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n", |
| request->n_ssids, request->ie_len, request->flags); |
| for (i = 0; i < request->n_ssids; i++) { |
| wil_dbg_misc(wil, "SSID[%d]:", i); |
| wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, |
| request->ssids[i].ssid, |
| request->ssids[i].ssid_len, true); |
| } |
| wil_dbg_misc(wil, "channels:"); |
| for (i = 0; i < request->n_channels; i++) |
| wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value, |
| i == request->n_channels - 1 ? "\n" : ""); |
| wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n", |
| request->n_match_sets, request->min_rssi_thold, |
| request->delay); |
| for (i = 0; i < request->n_match_sets; i++) { |
| struct cfg80211_match_set *ms = &request->match_sets[i]; |
| |
| wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n", |
| i, ms->rssi_thold); |
| wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1, |
| ms->ssid.ssid, |
| ms->ssid.ssid_len, true); |
| } |
| wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans); |
| for (i = 0; i < request->n_scan_plans; i++) { |
| struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i]; |
| |
| wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n", |
| i, sp->interval, sp->iterations); |
| } |
| |
| rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ, |
| request->ie_len, request->ie); |
| if (rc) |
| return rc; |
| return wmi_start_sched_scan(wil, request); |
| } |
| |
| static int |
| wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, |
| u64 reqid) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| int rc; |
| |
| if (vif->mid != 0) |
| return -EOPNOTSUPP; |
| |
| rc = wmi_stop_sched_scan(wil); |
| /* device would return error if it thinks PNO is already stopped. |
| * ignore the return code so user space and driver gets back in-sync |
| */ |
| wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc); |
| |
| return 0; |
| } |
| |
| static int |
| wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev, |
| struct cfg80211_update_ft_ies_params *ftie) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| struct wil6210_vif *vif = ndev_to_vif(dev); |
| struct cfg80211_bss *bss; |
| struct wmi_ft_reassoc_cmd reassoc; |
| int rc = 0; |
| |
| wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid); |
| wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1, |
| ftie->ie, ftie->ie_len, true); |
| |
| if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) { |
| wil_err(wil, "FW does not support FT roaming\n"); |
| return -EOPNOTSUPP; |
| } |
| |
| rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie); |
| if (rc) |
| return rc; |
| |
| if (!test_bit(wil_vif_ft_roam, vif->status)) |
| /* vif is not roaming */ |
| return 0; |
| |
| /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as |
| * a trigger for reassoc |
| */ |
| |
| bss = vif->bss; |
| if (!bss) { |
| wil_err(wil, "FT: bss is NULL\n"); |
| return -EINVAL; |
| } |
| |
| memset(&reassoc, 0, sizeof(reassoc)); |
| ether_addr_copy(reassoc.bssid, bss->bssid); |
| |
| rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid, |
| &reassoc, sizeof(reassoc)); |
| if (rc) |
| wil_err(wil, "FT: reassoc failed (%d)\n", rc); |
| |
| return rc; |
| } |
| |
| static int wil_cfg80211_set_multicast_to_unicast(struct wiphy *wiphy, |
| struct net_device *dev, |
| const bool enabled) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| |
| if (wil->multicast_to_unicast == enabled) |
| return 0; |
| |
| wil_info(wil, "set multicast to unicast, enabled=%d\n", enabled); |
| wil->multicast_to_unicast = enabled; |
| |
| return 0; |
| } |
| |
| static int wil_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy, |
| struct net_device *dev, |
| s32 rssi_thold, u32 rssi_hyst) |
| { |
| struct wil6210_priv *wil = wiphy_to_wil(wiphy); |
| int rc; |
| |
| wil->cqm_rssi_thold = rssi_thold; |
| |
| rc = wmi_set_cqm_rssi_config(wil, rssi_thold, rssi_hyst); |
| if (rc) |
| /* reset stored value upon failure */ |
| wil->cqm_rssi_thold = 0; |
| |
| return rc; |
| } |
| |
| static const struct cfg80211_ops wil_cfg80211_ops = { |
| .add_virtual_intf = wil_cfg80211_add_iface, |
| .del_virtual_intf = wil_cfg80211_del_iface, |
| .scan = wil_cfg80211_scan, |
| .abort_scan = wil_cfg80211_abort_scan, |
| .connect = wil_cfg80211_connect, |
| .disconnect = wil_cfg80211_disconnect, |
| .set_wiphy_params = wil_cfg80211_set_wiphy_params, |
| .change_virtual_intf = wil_cfg80211_change_iface, |
| .get_station = wil_cfg80211_get_station, |
| .dump_station = wil_cfg80211_dump_station, |
| .remain_on_channel = wil_remain_on_channel, |
| .cancel_remain_on_channel = wil_cancel_remain_on_channel, |
| .mgmt_tx = wil_cfg80211_mgmt_tx, |
| .set_monitor_channel = wil_cfg80211_set_channel, |
| .add_key = wil_cfg80211_add_key, |
| .del_key = wil_cfg80211_del_key, |
| .set_default_key = wil_cfg80211_set_default_key, |
| /* AP mode */ |
| .change_beacon = wil_cfg80211_change_beacon, |
| .start_ap = wil_cfg80211_start_ap, |
| .stop_ap = wil_cfg80211_stop_ap, |
| .add_station = wil_cfg80211_add_station, |
| .del_station = wil_cfg80211_del_station, |
| .change_station = wil_cfg80211_change_station, |
| .probe_client = wil_cfg80211_probe_client, |
| .change_bss = wil_cfg80211_change_bss, |
| /* P2P device */ |
| .start_p2p_device = wil_cfg80211_start_p2p_device, |
| .stop_p2p_device = wil_cfg80211_stop_p2p_device, |
| .set_power_mgmt = wil_cfg80211_set_power_mgmt, |
| .set_cqm_rssi_config = wil_cfg80211_set_cqm_rssi_config, |
| .suspend = wil_cfg80211_suspend, |
| .resume = wil_cfg80211_resume, |
| .sched_scan_start = wil_cfg80211_sched_scan_start, |
| .sched_scan_stop = wil_cfg80211_sched_scan_stop, |
| .update_ft_ies = wil_cfg80211_update_ft_ies, |
| .set_multicast_to_unicast = wil_cfg80211_set_multicast_to_unicast, |
| }; |
| |
| static void wil_wiphy_init(struct wiphy *wiphy) |
| { |
| wiphy->max_scan_ssids = 1; |
| wiphy->max_scan_ie_len = WMI_MAX_IE_LEN; |
| wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS; |
| wiphy->max_num_pmkids = 0 /* TODO: */; |
| wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
| BIT(NL80211_IFTYPE_AP) | |
| BIT(NL80211_IFTYPE_P2P_CLIENT) | |
| BIT(NL80211_IFTYPE_P2P_GO) | |
| BIT(NL80211_IFTYPE_P2P_DEVICE) | |
| BIT(NL80211_IFTYPE_MONITOR); |
| wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
| WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | |
| WIPHY_FLAG_PS_ON_BY_DEFAULT; |
| if (!disable_ap_sme) |
| wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME; |
| dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n", |
| __func__, wiphy->flags); |
| wiphy->probe_resp_offload = |
| NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | |
| NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | |
| NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; |
| |
| wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz; |
| |
| /* may change after reading FW capabilities */ |
| wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; |
| |
| wiphy->cipher_suites = wil_cipher_suites; |
| wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); |
| wiphy->mgmt_stypes = wil_mgmt_stypes; |
| wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; |
| |
| wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands); |
| wiphy->vendor_commands = wil_nl80211_vendor_commands; |
| |
| #ifdef CONFIG_PM |
| wiphy->wowlan = &wil_wowlan_support; |
| #endif |
| } |
| |
| int wil_cfg80211_iface_combinations_from_fw( |
| struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc) |
| { |
| struct wiphy *wiphy = wil_to_wiphy(wil); |
| u32 total_limits = 0; |
| u16 n_combos; |
| const struct wil_fw_concurrency_combo *combo; |
| const struct wil_fw_concurrency_limit *limit; |
| struct ieee80211_iface_combination *iface_combinations; |
| struct ieee80211_iface_limit *iface_limit; |
| int i, j; |
| |
| if (wiphy->iface_combinations) { |
| wil_dbg_misc(wil, "iface_combinations already set, skipping\n"); |
| return 0; |
| } |
| |
| combo = conc->combos; |
| n_combos = le16_to_cpu(conc->n_combos); |
| for (i = 0; i < n_combos; i++) { |
| total_limits += combo->n_limits; |
| limit = combo->limits + combo->n_limits; |
| combo = (struct wil_fw_concurrency_combo *)limit; |
| } |
| |
| iface_combinations = |
| kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) + |
| total_limits * sizeof(struct ieee80211_iface_limit), |
| GFP_KERNEL); |
| if (!iface_combinations) |
| return -ENOMEM; |
| iface_limit = (struct ieee80211_iface_limit *)(iface_combinations + |
| n_combos); |
| combo = conc->combos; |
| for (i = 0; i < n_combos; i++) { |
| iface_combinations[i].max_interfaces = combo->max_interfaces; |
| iface_combinations[i].num_different_channels = |
| combo->n_diff_channels; |
| iface_combinations[i].beacon_int_infra_match = |
| combo->same_bi; |
| iface_combinations[i].n_limits = combo->n_limits; |
| wil_dbg_misc(wil, |
| "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n", |
| i, iface_combinations[i].max_interfaces, |
| iface_combinations[i].num_different_channels, |
| iface_combinations[i].beacon_int_infra_match); |
| limit = combo->limits; |
| for (j = 0; j < combo->n_limits; j++) { |
| iface_limit[j].max = le16_to_cpu(limit[j].max); |
| iface_limit[j].types = le16_to_cpu(limit[j].types); |
| wil_dbg_misc(wil, |
| "limit %d: max %d types 0x%x\n", j, |
| iface_limit[j].max, iface_limit[j].types); |
| } |
| iface_combinations[i].limits = iface_limit; |
| iface_limit += combo->n_limits; |
| limit += combo->n_limits; |
| combo = (struct wil_fw_concurrency_combo *)limit; |
| } |
| |
| wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids); |
| wil->max_vifs = conc->n_mids + 1; /* including main interface */ |
| if (wil->max_vifs > WIL_MAX_VIFS) { |
| wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n", |
| WIL_MAX_VIFS, wil->max_vifs); |
| wil->max_vifs = WIL_MAX_VIFS; |
| } |
| wiphy->n_iface_combinations = n_combos; |
| wiphy->iface_combinations = iface_combinations; |
| return 0; |
| } |
| |
| struct wil6210_priv *wil_cfg80211_init(struct device *dev) |
| { |
| struct wiphy *wiphy; |
| struct wil6210_priv *wil; |
| struct ieee80211_channel *ch; |
| |
| dev_dbg(dev, "%s()\n", __func__); |
| |
| /* Note: the wireless_dev structure is no longer allocated here. |
| * Instead, it is allocated as part of the net_device structure |
| * for main interface and each VIF. |
| */ |
| wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv)); |
| if (!wiphy) |
| return ERR_PTR(-ENOMEM); |
| |
| set_wiphy_dev(wiphy, dev); |
| wil_wiphy_init(wiphy); |
| |
| wil = wiphy_to_wil(wiphy); |
| wil->wiphy = wiphy; |
| |
| /* default monitor channel */ |
| ch = wiphy->bands[NL80211_BAND_60GHZ]->channels; |
| cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT); |
| |
| return wil; |
| } |
| |
| void wil_cfg80211_deinit(struct wil6210_priv *wil) |
| { |
| struct wiphy *wiphy = wil_to_wiphy(wil); |
| |
| dev_dbg(wil_to_dev(wil), "%s()\n", __func__); |
| |
| if (!wiphy) |
| return; |
| |
| kfree(wiphy->iface_combinations); |
| wiphy->iface_combinations = NULL; |
| |
| wiphy_free(wiphy); |
| /* do not access wil6210_priv after returning from here */ |
| } |
| |
| void wil_p2p_wdev_free(struct wil6210_priv *wil) |
| { |
| struct wireless_dev *p2p_wdev; |
| |
| mutex_lock(&wil->vif_mutex); |
| p2p_wdev = wil->p2p_wdev; |
| wil->p2p_wdev = NULL; |
| wil->radio_wdev = wil->main_ndev->ieee80211_ptr; |
| mutex_unlock(&wil->vif_mutex); |
| if (p2p_wdev) { |
| cfg80211_unregister_wdev(p2p_wdev); |
| kfree(p2p_wdev); |
| } |
| } |
| |
| static int wil_rf_sector_status_to_rc(u8 status) |
| { |
| switch (status) { |
| case WMI_RF_SECTOR_STATUS_SUCCESS: |
| return 0; |
| case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR: |
| return -EINVAL; |
| case WMI_RF_SECTOR_STATUS_BUSY_ERROR: |
| return -EAGAIN; |
| case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR: |
| return -EOPNOTSUPP; |
| default: |
| return -EINVAL; |
| } |
| } |
| |
| static int wil_rf_sector_get_cfg(struct wiphy *wiphy, |
| struct wireless_dev *wdev, |
| const void *data, int data_len) |
| { |
| struct wil6210_priv *wil = wdev_to_wil(wdev); |
| struct wil6210_vif *vif = wdev_to_vif(wil, wdev); |
| int rc; |
| struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1]; |
| u16 sector_index; |
| u8 sector_type; |
| u32 rf_modules_vec; |
| struct wmi_get_rf_sector_params_cmd cmd; |
| struct { |
| struct wmi_cmd_hdr wmi; |
| struct wmi_get_rf_sector_params_done_event evt; |
| } __packed reply = { |
| .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR}, |
| }; |
| struct sk_buff *msg; |
| struct nlattr *nl_cfgs, *nl_cfg; |
| u32 i; |
| struct wmi_rf_sector_info *si; |
| |
| if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities)) |
| return -EOPNOTSUPP; |
| |
| rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data, |
| data_len, wil_rf_sector_policy, NULL); |
| if (rc) { |
| wil_err(wil, "Invalid rf sector ATTR\n"); |
| return rc; |
| } |
| |
| if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] || |
| !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] || |
| !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) { |
| wil_err(wil, "Invalid rf sector spec\n"); |
| return -EINVAL; |
| } |
| |
| sector_index = nla_get_u16( |
| tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]); |
| if (sector_index >= WIL_MAX_RF_SECTORS) { |
| wil_err(wil, "Invalid sector index %d\n", sector_index); |
| return -EINVAL; |
| } |
| |
| sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]); |
| if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) { |
| wil_err(wil, "Invalid sector type %d\n", sector_type); |
| return -EINVAL; |
| } |
| |
| rf_modules_vec = nla_get_u32( |
| tb[QCA_ATTR_DMG_RF_MODULE_MASK]); |
| if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) { |
| wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec); |
| return -EINVAL; |
| } |
| |
| cmd.sector_idx = cpu_to_le16(sector_index); |
| cmd.sector_type = sector_type; |
| cmd.rf_modules_vec = rf_modules_vec & 0xFF; |
| rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid, |
| &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID, |
| &reply, sizeof(reply), |
| 500); |
| if (rc) |
| return rc; |
| if (reply.evt.status) { |
| wil_err(wil, "get rf sector cfg failed with status %d\n", |
| reply.evt.status); |
| return wil_rf_sector_status_to_rc(reply.evt.status); |
| } |
| |
| msg = cfg80211_vendor_cmd_alloc_reply_skb( |
| wiphy, 64 * WMI_MAX_RF_MODULES_NUM); |
| if (!msg) |
| return -ENOMEM; |
| |
| if (nla_put_u64_64bit(msg, QCA_ATTR_TSF, |
| le64_to_cpu(reply.evt.tsf), |
| QCA_ATTR_PAD)) |
| goto nla_put_failure; |
| |
| nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG); |
| if (!nl_cfgs) |
| goto nla_put_failure; |
| for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) { |
| if (!(rf_modules_vec & BIT(i))) |
| continue; |
| nl_cfg = nla_nest_start_noflag(msg, i); |
| if (!nl_cfg) |
| goto nla_put_failure; |
| si = &reply.evt.sectors_info[i]; |
| if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX, |
| i) || |
| nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0, |
| le32_to_cpu(si->etype0)) || |
| nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1, |
| le32_to_cpu(si->etype1)) || |
| nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2, |
| le32_to_cpu(si->etype2)) || |
| nla_put_u32(<
|