diff options
Diffstat (limited to 'drivers/staging/wfx/main.c')
| -rw-r--r-- | drivers/staging/wfx/main.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/drivers/staging/wfx/main.c b/drivers/staging/wfx/main.c index e7bba24aae0b..fe9a89703897 100644 --- a/drivers/staging/wfx/main.c +++ b/drivers/staging/wfx/main.c @@ -50,14 +50,112 @@ static char *slk_key; module_param(slk_key, charp, 0600); MODULE_PARM_DESC(slk_key, "secret key for secure link (expect 64 hexdecimal digits)."); +#define RATETAB_ENT(_rate, _rateid, _flags) { \ + .bitrate = (_rate), \ + .hw_value = (_rateid), \ + .flags = (_flags), \ +} + +static struct ieee80211_rate wfx_rates[] = { + RATETAB_ENT(10, 0, 0), + RATETAB_ENT(20, 1, IEEE80211_RATE_SHORT_PREAMBLE), + RATETAB_ENT(55, 2, IEEE80211_RATE_SHORT_PREAMBLE), + RATETAB_ENT(110, 3, IEEE80211_RATE_SHORT_PREAMBLE), + RATETAB_ENT(60, 6, 0), + RATETAB_ENT(90, 7, 0), + RATETAB_ENT(120, 8, 0), + RATETAB_ENT(180, 9, 0), + RATETAB_ENT(240, 10, 0), + RATETAB_ENT(360, 11, 0), + RATETAB_ENT(480, 12, 0), + RATETAB_ENT(540, 13, 0), +}; + +#define CHAN2G(_channel, _freq, _flags) { \ + .band = NL80211_BAND_2GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_channel), \ + .flags = (_flags), \ + .max_antenna_gain = 0, \ + .max_power = 30, \ +} + +static struct ieee80211_channel wfx_2ghz_chantable[] = { + CHAN2G(1, 2412, 0), + CHAN2G(2, 2417, 0), + CHAN2G(3, 2422, 0), + CHAN2G(4, 2427, 0), + CHAN2G(5, 2432, 0), + CHAN2G(6, 2437, 0), + CHAN2G(7, 2442, 0), + CHAN2G(8, 2447, 0), + CHAN2G(9, 2452, 0), + CHAN2G(10, 2457, 0), + CHAN2G(11, 2462, 0), + CHAN2G(12, 2467, 0), + CHAN2G(13, 2472, 0), + CHAN2G(14, 2484, 0), +}; + +static const struct ieee80211_supported_band wfx_band_2ghz = { + .channels = wfx_2ghz_chantable, + .n_channels = ARRAY_SIZE(wfx_2ghz_chantable), + .bitrates = wfx_rates, + .n_bitrates = ARRAY_SIZE(wfx_rates), + .ht_cap = { + // Receive caps + .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | + IEEE80211_HT_CAP_MAX_AMSDU | (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT), + .ht_supported = 1, + .ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K, + .ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE, + .mcs = { + .rx_mask = { 0xFF }, // MCS0 to MCS7 + .rx_highest = 65, + .tx_params = IEEE80211_HT_MCS_TX_DEFINED, + }, + }, +}; + +static const struct ieee80211_iface_limit wdev_iface_limits[] = { + { .max = 1, .types = BIT(NL80211_IFTYPE_STATION) }, + { .max = 1, .types = BIT(NL80211_IFTYPE_AP) }, +}; + +static const struct ieee80211_iface_combination wfx_iface_combinations[] = { + { + .num_different_channels = 2, + .max_interfaces = 2, + .limits = wdev_iface_limits, + .n_limits = ARRAY_SIZE(wdev_iface_limits), + } +}; + static const struct ieee80211_ops wfx_ops = { .start = wfx_start, .stop = wfx_stop, .add_interface = wfx_add_interface, .remove_interface = wfx_remove_interface, + .config = wfx_config, .tx = wfx_tx, + .conf_tx = wfx_conf_tx, .hw_scan = wfx_hw_scan, + .sta_add = wfx_sta_add, + .sta_remove = wfx_sta_remove, + .sta_notify = wfx_sta_notify, + .set_tim = wfx_set_tim, .set_key = wfx_set_key, + .set_rts_threshold = wfx_set_rts_threshold, + .bss_info_changed = wfx_bss_info_changed, + .prepare_multicast = wfx_prepare_multicast, + .configure_filter = wfx_configure_filter, + .ampdu_action = wfx_ampdu_action, + .flush = wfx_flush, + .add_chanctx = wfx_add_chanctx, + .remove_chanctx = wfx_remove_chanctx, + .change_chanctx = wfx_change_chanctx, + .assign_vif_chanctx = wfx_assign_vif_chanctx, + .unassign_vif_chanctx = wfx_unassign_vif_chanctx, }; bool wfx_api_older_than(struct wfx_dev *wdev, int major, int minor) @@ -198,6 +296,16 @@ struct wfx_dev *wfx_init_common(struct device *dev, SET_IEEE80211_DEV(hw, dev); + ieee80211_hw_set(hw, NEED_DTIM_BEFORE_ASSOC); + ieee80211_hw_set(hw, TX_AMPDU_SETUP_IN_HW); + ieee80211_hw_set(hw, AMPDU_AGGREGATION); + ieee80211_hw_set(hw, CONNECTION_MONITOR); + ieee80211_hw_set(hw, REPORTS_TX_ACK_STATUS); + ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); + ieee80211_hw_set(hw, SIGNAL_DBM); + ieee80211_hw_set(hw, SUPPORTS_PS); + ieee80211_hw_set(hw, MFP_CAPABLE); + hw->vif_data_size = sizeof(struct wfx_vif); hw->sta_data_size = sizeof(struct wfx_sta_priv); hw->queues = 4; @@ -206,8 +314,19 @@ struct wfx_dev *wfx_init_common(struct device *dev, hw->extra_tx_headroom = sizeof(struct hif_sl_msg_hdr) + sizeof(struct hif_msg) + sizeof(struct hif_req_tx) + 4 /* alignment */ + 8 /* TKIP IV */; + hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_AP); + hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; + hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; + hw->wiphy->max_ap_assoc_sta = WFX_MAX_STA_IN_AP_MODE; hw->wiphy->max_scan_ssids = 2; hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; + hw->wiphy->n_iface_combinations = ARRAY_SIZE(wfx_iface_combinations); + hw->wiphy->iface_combinations = wfx_iface_combinations; + hw->wiphy->bands[NL80211_BAND_2GHZ] = devm_kmalloc(dev, sizeof(wfx_band_2ghz), GFP_KERNEL); + // FIXME: also copy wfx_rates and wfx_2ghz_chantable + memcpy(hw->wiphy->bands[NL80211_BAND_2GHZ], &wfx_band_2ghz, sizeof(wfx_band_2ghz)); wdev = hw->priv; wdev->hw = hw; @@ -290,6 +409,12 @@ int wfx_probe(struct wfx_dev *wdev) goto err1; } + if (wdev->hw_caps.regul_sel_mode_info.region_sel_mode) { + wdev->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[11].flags |= IEEE80211_CHAN_NO_IR; + wdev->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[12].flags |= IEEE80211_CHAN_NO_IR; + wdev->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[13].flags |= IEEE80211_CHAN_DISABLED; + } + dev_dbg(wdev->dev, "sending configuration file %s\n", wdev->pdata.file_pds); err = wfx_send_pdata_pds(wdev); if (err < 0) @@ -322,6 +447,12 @@ int wfx_probe(struct wfx_dev *wdev) } dev_info(wdev->dev, "MAC address %d: %pM\n", i, wdev->addresses[i].addr); } + wdev->hw->wiphy->n_addresses = ARRAY_SIZE(wdev->addresses); + wdev->hw->wiphy->addresses = wdev->addresses; + + err = ieee80211_register_hw(wdev->hw); + if (err) + goto err1; err = wfx_debug_init(wdev); if (err) @@ -330,6 +461,7 @@ int wfx_probe(struct wfx_dev *wdev) return 0; err2: + ieee80211_unregister_hw(wdev->hw); ieee80211_free_hw(wdev->hw); err1: wfx_bh_unregister(wdev); @@ -338,6 +470,7 @@ err1: void wfx_release(struct wfx_dev *wdev) { + ieee80211_unregister_hw(wdev->hw); hif_shutdown(wdev); wfx_bh_unregister(wdev); wfx_sl_deinit(wdev); |