From 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Fri, 25 Mar 2016 03:53:42 -0300 Subject: Linux-libre 4.5-gnu --- drivers/net/wireless/cw1200/main.c | 601 ------------------------------------- 1 file changed, 601 deletions(-) delete mode 100644 drivers/net/wireless/cw1200/main.c (limited to 'drivers/net/wireless/cw1200/main.c') diff --git a/drivers/net/wireless/cw1200/main.c b/drivers/net/wireless/cw1200/main.c deleted file mode 100644 index 0e51e27d2..000000000 --- a/drivers/net/wireless/cw1200/main.c +++ /dev/null @@ -1,601 +0,0 @@ -/* - * mac80211 glue code for mac80211 ST-Ericsson CW1200 drivers - * - * Copyright (c) 2010, ST-Ericsson - * Author: Dmitry Tarnyagin - * - * Based on: - * Copyright (c) 2006, Michael Wu - * Copyright (c) 2007-2009, Christian Lamparter - * Copyright 2008, Johannes Berg - * - * Based on: - * - the islsm (softmac prism54) driver, which is: - * Copyright 2004-2006 Jean-Baptiste Note , et al. - * - stlc45xx driver - * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include -#include -#include -#include -#include -#include -#include - -#include "cw1200.h" -#include "txrx.h" -#include "hwbus.h" -#include "fwio.h" -#include "hwio.h" -#include "bh.h" -#include "sta.h" -#include "scan.h" -#include "debug.h" -#include "pm.h" - -MODULE_AUTHOR("Dmitry Tarnyagin "); -MODULE_DESCRIPTION("Softmac ST-Ericsson CW1200 common code"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("cw1200_core"); - -/* Accept MAC address of the form macaddr=0x00,0x80,0xE1,0x30,0x40,0x50 */ -static u8 cw1200_mac_template[ETH_ALEN] = {0x02, 0x80, 0xe1, 0x00, 0x00, 0x00}; -module_param_array_named(macaddr, cw1200_mac_template, byte, NULL, S_IRUGO); -MODULE_PARM_DESC(macaddr, "Override platform_data MAC address"); - -static char *cw1200_sdd_path; -module_param(cw1200_sdd_path, charp, 0644); -MODULE_PARM_DESC(cw1200_sdd_path, "Override platform_data SDD file"); -static int cw1200_refclk; -module_param(cw1200_refclk, int, 0644); -MODULE_PARM_DESC(cw1200_refclk, "Override platform_data reference clock"); - -int cw1200_power_mode = wsm_power_mode_quiescent; -module_param(cw1200_power_mode, int, 0644); -MODULE_PARM_DESC(cw1200_power_mode, "WSM power mode. 0 == active, 1 == doze, 2 == quiescent (default)"); - -#define RATETAB_ENT(_rate, _rateid, _flags) \ - { \ - .bitrate = (_rate), \ - .hw_value = (_rateid), \ - .flags = (_flags), \ - } - -static struct ieee80211_rate cw1200_rates[] = { - RATETAB_ENT(10, 0, 0), - RATETAB_ENT(20, 1, 0), - RATETAB_ENT(55, 2, 0), - RATETAB_ENT(110, 3, 0), - 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), -}; - -static struct ieee80211_rate cw1200_mcs_rates[] = { - RATETAB_ENT(65, 14, IEEE80211_TX_RC_MCS), - RATETAB_ENT(130, 15, IEEE80211_TX_RC_MCS), - RATETAB_ENT(195, 16, IEEE80211_TX_RC_MCS), - RATETAB_ENT(260, 17, IEEE80211_TX_RC_MCS), - RATETAB_ENT(390, 18, IEEE80211_TX_RC_MCS), - RATETAB_ENT(520, 19, IEEE80211_TX_RC_MCS), - RATETAB_ENT(585, 20, IEEE80211_TX_RC_MCS), - RATETAB_ENT(650, 21, IEEE80211_TX_RC_MCS), -}; - -#define cw1200_a_rates (cw1200_rates + 4) -#define cw1200_a_rates_size (ARRAY_SIZE(cw1200_rates) - 4) -#define cw1200_g_rates (cw1200_rates + 0) -#define cw1200_g_rates_size (ARRAY_SIZE(cw1200_rates)) -#define cw1200_n_rates (cw1200_mcs_rates) -#define cw1200_n_rates_size (ARRAY_SIZE(cw1200_mcs_rates)) - - -#define CHAN2G(_channel, _freq, _flags) { \ - .band = IEEE80211_BAND_2GHZ, \ - .center_freq = (_freq), \ - .hw_value = (_channel), \ - .flags = (_flags), \ - .max_antenna_gain = 0, \ - .max_power = 30, \ -} - -#define CHAN5G(_channel, _flags) { \ - .band = IEEE80211_BAND_5GHZ, \ - .center_freq = 5000 + (5 * (_channel)), \ - .hw_value = (_channel), \ - .flags = (_flags), \ - .max_antenna_gain = 0, \ - .max_power = 30, \ -} - -static struct ieee80211_channel cw1200_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 struct ieee80211_channel cw1200_5ghz_chantable[] = { - CHAN5G(34, 0), CHAN5G(36, 0), - CHAN5G(38, 0), CHAN5G(40, 0), - CHAN5G(42, 0), CHAN5G(44, 0), - CHAN5G(46, 0), CHAN5G(48, 0), - CHAN5G(52, 0), CHAN5G(56, 0), - CHAN5G(60, 0), CHAN5G(64, 0), - CHAN5G(100, 0), CHAN5G(104, 0), - CHAN5G(108, 0), CHAN5G(112, 0), - CHAN5G(116, 0), CHAN5G(120, 0), - CHAN5G(124, 0), CHAN5G(128, 0), - CHAN5G(132, 0), CHAN5G(136, 0), - CHAN5G(140, 0), CHAN5G(149, 0), - CHAN5G(153, 0), CHAN5G(157, 0), - CHAN5G(161, 0), CHAN5G(165, 0), - CHAN5G(184, 0), CHAN5G(188, 0), - CHAN5G(192, 0), CHAN5G(196, 0), - CHAN5G(200, 0), CHAN5G(204, 0), - CHAN5G(208, 0), CHAN5G(212, 0), - CHAN5G(216, 0), -}; - -static struct ieee80211_supported_band cw1200_band_2ghz = { - .channels = cw1200_2ghz_chantable, - .n_channels = ARRAY_SIZE(cw1200_2ghz_chantable), - .bitrates = cw1200_g_rates, - .n_bitrates = cw1200_g_rates_size, - .ht_cap = { - .cap = IEEE80211_HT_CAP_GRN_FLD | - (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT) | - IEEE80211_HT_CAP_MAX_AMSDU, - .ht_supported = 1, - .ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, - .ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE, - .mcs = { - .rx_mask[0] = 0xFF, - .rx_highest = __cpu_to_le16(0x41), - .tx_params = IEEE80211_HT_MCS_TX_DEFINED, - }, - }, -}; - -static struct ieee80211_supported_band cw1200_band_5ghz = { - .channels = cw1200_5ghz_chantable, - .n_channels = ARRAY_SIZE(cw1200_5ghz_chantable), - .bitrates = cw1200_a_rates, - .n_bitrates = cw1200_a_rates_size, - .ht_cap = { - .cap = IEEE80211_HT_CAP_GRN_FLD | - (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT) | - IEEE80211_HT_CAP_MAX_AMSDU, - .ht_supported = 1, - .ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, - .ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE, - .mcs = { - .rx_mask[0] = 0xFF, - .rx_highest = __cpu_to_le16(0x41), - .tx_params = IEEE80211_HT_MCS_TX_DEFINED, - }, - }, -}; - -static const unsigned long cw1200_ttl[] = { - 1 * HZ, /* VO */ - 2 * HZ, /* VI */ - 5 * HZ, /* BE */ - 10 * HZ /* BK */ -}; - -static const struct ieee80211_ops cw1200_ops = { - .start = cw1200_start, - .stop = cw1200_stop, - .add_interface = cw1200_add_interface, - .remove_interface = cw1200_remove_interface, - .change_interface = cw1200_change_interface, - .tx = cw1200_tx, - .hw_scan = cw1200_hw_scan, - .set_tim = cw1200_set_tim, - .sta_notify = cw1200_sta_notify, - .sta_add = cw1200_sta_add, - .sta_remove = cw1200_sta_remove, - .set_key = cw1200_set_key, - .set_rts_threshold = cw1200_set_rts_threshold, - .config = cw1200_config, - .bss_info_changed = cw1200_bss_info_changed, - .prepare_multicast = cw1200_prepare_multicast, - .configure_filter = cw1200_configure_filter, - .conf_tx = cw1200_conf_tx, - .get_stats = cw1200_get_stats, - .ampdu_action = cw1200_ampdu_action, - .flush = cw1200_flush, -#ifdef CONFIG_PM - .suspend = cw1200_wow_suspend, - .resume = cw1200_wow_resume, -#endif - /* Intentionally not offloaded: */ - /*.channel_switch = cw1200_channel_switch, */ - /*.remain_on_channel = cw1200_remain_on_channel, */ - /*.cancel_remain_on_channel = cw1200_cancel_remain_on_channel, */ -}; - -static int cw1200_ba_rx_tids = -1; -static int cw1200_ba_tx_tids = -1; -module_param(cw1200_ba_rx_tids, int, 0644); -module_param(cw1200_ba_tx_tids, int, 0644); -MODULE_PARM_DESC(cw1200_ba_rx_tids, "Block ACK RX TIDs"); -MODULE_PARM_DESC(cw1200_ba_tx_tids, "Block ACK TX TIDs"); - -#ifdef CONFIG_PM -static const struct wiphy_wowlan_support cw1200_wowlan_support = { - /* Support only for limited wowlan functionalities */ - .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT, -}; -#endif - - -static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr, - const bool have_5ghz) -{ - int i, band; - struct ieee80211_hw *hw; - struct cw1200_common *priv; - - hw = ieee80211_alloc_hw(sizeof(struct cw1200_common), &cw1200_ops); - if (!hw) - return NULL; - - priv = hw->priv; - priv->hw = hw; - priv->hw_type = -1; - priv->mode = NL80211_IFTYPE_UNSPECIFIED; - priv->rates = cw1200_rates; /* TODO: fetch from FW */ - priv->mcs_rates = cw1200_n_rates; - if (cw1200_ba_rx_tids != -1) - priv->ba_rx_tid_mask = cw1200_ba_rx_tids; - else - priv->ba_rx_tid_mask = 0xFF; /* Enable RX BLKACK for all TIDs */ - if (cw1200_ba_tx_tids != -1) - priv->ba_tx_tid_mask = cw1200_ba_tx_tids; - else - priv->ba_tx_tid_mask = 0xff; /* Enable TX BLKACK for all TIDs */ - - 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); - - hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | - BIT(NL80211_IFTYPE_ADHOC) | - BIT(NL80211_IFTYPE_AP) | - BIT(NL80211_IFTYPE_MESH_POINT) | - BIT(NL80211_IFTYPE_P2P_CLIENT) | - BIT(NL80211_IFTYPE_P2P_GO); - -#ifdef CONFIG_PM - hw->wiphy->wowlan = &cw1200_wowlan_support; -#endif - - hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; - - hw->queues = 4; - - priv->rts_threshold = -1; - - hw->max_rates = 8; - hw->max_rate_tries = 15; - hw->extra_tx_headroom = WSM_TX_EXTRA_HEADROOM + - 8; /* TKIP IV */ - - hw->sta_data_size = sizeof(struct cw1200_sta_priv); - - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &cw1200_band_2ghz; - if (have_5ghz) - hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &cw1200_band_5ghz; - - /* Channel params have to be cleared before registering wiphy again */ - for (band = 0; band < IEEE80211_NUM_BANDS; band++) { - struct ieee80211_supported_band *sband = hw->wiphy->bands[band]; - if (!sband) - continue; - for (i = 0; i < sband->n_channels; i++) { - sband->channels[i].flags = 0; - sband->channels[i].max_antenna_gain = 0; - sband->channels[i].max_power = 30; - } - } - - hw->wiphy->max_scan_ssids = 2; - hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; - - if (macaddr) - SET_IEEE80211_PERM_ADDR(hw, (u8 *)macaddr); - else - SET_IEEE80211_PERM_ADDR(hw, cw1200_mac_template); - - /* Fix up mac address if necessary */ - if (hw->wiphy->perm_addr[3] == 0 && - hw->wiphy->perm_addr[4] == 0 && - hw->wiphy->perm_addr[5] == 0) { - get_random_bytes(&hw->wiphy->perm_addr[3], 3); - } - - mutex_init(&priv->wsm_cmd_mux); - mutex_init(&priv->conf_mutex); - priv->workqueue = create_singlethread_workqueue("cw1200_wq"); - sema_init(&priv->scan.lock, 1); - INIT_WORK(&priv->scan.work, cw1200_scan_work); - INIT_DELAYED_WORK(&priv->scan.probe_work, cw1200_probe_work); - INIT_DELAYED_WORK(&priv->scan.timeout, cw1200_scan_timeout); - INIT_DELAYED_WORK(&priv->clear_recent_scan_work, - cw1200_clear_recent_scan_work); - INIT_DELAYED_WORK(&priv->join_timeout, cw1200_join_timeout); - INIT_WORK(&priv->unjoin_work, cw1200_unjoin_work); - INIT_WORK(&priv->join_complete_work, cw1200_join_complete_work); - INIT_WORK(&priv->wep_key_work, cw1200_wep_key_work); - INIT_WORK(&priv->tx_policy_upload_work, tx_policy_upload_work); - spin_lock_init(&priv->event_queue_lock); - INIT_LIST_HEAD(&priv->event_queue); - INIT_WORK(&priv->event_handler, cw1200_event_handler); - INIT_DELAYED_WORK(&priv->bss_loss_work, cw1200_bss_loss_work); - INIT_WORK(&priv->bss_params_work, cw1200_bss_params_work); - spin_lock_init(&priv->bss_loss_lock); - spin_lock_init(&priv->ps_state_lock); - INIT_WORK(&priv->set_cts_work, cw1200_set_cts_work); - INIT_WORK(&priv->set_tim_work, cw1200_set_tim_work); - INIT_WORK(&priv->multicast_start_work, cw1200_multicast_start_work); - INIT_WORK(&priv->multicast_stop_work, cw1200_multicast_stop_work); - INIT_WORK(&priv->link_id_work, cw1200_link_id_work); - INIT_DELAYED_WORK(&priv->link_id_gc_work, cw1200_link_id_gc_work); - INIT_WORK(&priv->linkid_reset_work, cw1200_link_id_reset); - INIT_WORK(&priv->update_filtering_work, cw1200_update_filtering_work); - INIT_WORK(&priv->set_beacon_wakeup_period_work, - cw1200_set_beacon_wakeup_period_work); - setup_timer(&priv->mcast_timeout, cw1200_mcast_timeout, - (unsigned long)priv); - - if (cw1200_queue_stats_init(&priv->tx_queue_stats, - CW1200_LINK_ID_MAX, - cw1200_skb_dtor, - priv)) { - ieee80211_free_hw(hw); - return NULL; - } - - for (i = 0; i < 4; ++i) { - if (cw1200_queue_init(&priv->tx_queue[i], - &priv->tx_queue_stats, i, 16, - cw1200_ttl[i])) { - for (; i > 0; i--) - cw1200_queue_deinit(&priv->tx_queue[i - 1]); - cw1200_queue_stats_deinit(&priv->tx_queue_stats); - ieee80211_free_hw(hw); - return NULL; - } - } - - init_waitqueue_head(&priv->channel_switch_done); - init_waitqueue_head(&priv->wsm_cmd_wq); - init_waitqueue_head(&priv->wsm_startup_done); - init_waitqueue_head(&priv->ps_mode_switch_done); - wsm_buf_init(&priv->wsm_cmd_buf); - spin_lock_init(&priv->wsm_cmd.lock); - priv->wsm_cmd.done = 1; - tx_policy_init(priv); - - return hw; -} - -static int cw1200_register_common(struct ieee80211_hw *dev) -{ - struct cw1200_common *priv = dev->priv; - int err; - -#ifdef CONFIG_PM - err = cw1200_pm_init(&priv->pm_state, priv); - if (err) { - pr_err("Cannot init PM. (%d).\n", - err); - return err; - } -#endif - - err = ieee80211_register_hw(dev); - if (err) { - pr_err("Cannot register device (%d).\n", - err); -#ifdef CONFIG_PM - cw1200_pm_deinit(&priv->pm_state); -#endif - return err; - } - - cw1200_debug_init(priv); - - pr_info("Registered as '%s'\n", wiphy_name(dev->wiphy)); - return 0; -} - -static void cw1200_free_common(struct ieee80211_hw *dev) -{ - ieee80211_free_hw(dev); -} - -static void cw1200_unregister_common(struct ieee80211_hw *dev) -{ - struct cw1200_common *priv = dev->priv; - int i; - - ieee80211_unregister_hw(dev); - - del_timer_sync(&priv->mcast_timeout); - cw1200_unregister_bh(priv); - - cw1200_debug_release(priv); - - mutex_destroy(&priv->conf_mutex); - - wsm_buf_deinit(&priv->wsm_cmd_buf); - - destroy_workqueue(priv->workqueue); - priv->workqueue = NULL; - - if (priv->sdd) { - release_firmware(priv->sdd); - priv->sdd = NULL; - } - - for (i = 0; i < 4; ++i) - cw1200_queue_deinit(&priv->tx_queue[i]); - - cw1200_queue_stats_deinit(&priv->tx_queue_stats); -#ifdef CONFIG_PM - cw1200_pm_deinit(&priv->pm_state); -#endif -} - -/* Clock is in KHz */ -u32 cw1200_dpll_from_clk(u16 clk_khz) -{ - switch (clk_khz) { - case 0x32C8: /* 13000 KHz */ - return 0x1D89D241; - case 0x3E80: /* 16000 KHz */ - return 0x000001E1; - case 0x41A0: /* 16800 KHz */ - return 0x124931C1; - case 0x4B00: /* 19200 KHz */ - return 0x00000191; - case 0x5DC0: /* 24000 KHz */ - return 0x00000141; - case 0x6590: /* 26000 KHz */ - return 0x0EC4F121; - case 0x8340: /* 33600 KHz */ - return 0x092490E1; - case 0x9600: /* 38400 KHz */ - return 0x100010C1; - case 0x9C40: /* 40000 KHz */ - return 0x000000C1; - case 0xBB80: /* 48000 KHz */ - return 0x000000A1; - case 0xCB20: /* 52000 KHz */ - return 0x07627091; - default: - pr_err("Unknown Refclk freq (0x%04x), using 26000KHz\n", - clk_khz); - return 0x0EC4F121; - } -} - -int cw1200_core_probe(const struct hwbus_ops *hwbus_ops, - struct hwbus_priv *hwbus, - struct device *pdev, - struct cw1200_common **core, - int ref_clk, const u8 *macaddr, - const char *sdd_path, bool have_5ghz) -{ - int err = -EINVAL; - struct ieee80211_hw *dev; - struct cw1200_common *priv; - struct wsm_operational_mode mode = { - .power_mode = cw1200_power_mode, - .disable_more_flag_usage = true, - }; - - dev = cw1200_init_common(macaddr, have_5ghz); - if (!dev) - goto err; - - priv = dev->priv; - priv->hw_refclk = ref_clk; - if (cw1200_refclk) - priv->hw_refclk = cw1200_refclk; - - priv->sdd_path = (char *)sdd_path; - if (cw1200_sdd_path) - priv->sdd_path = cw1200_sdd_path; - - priv->hwbus_ops = hwbus_ops; - priv->hwbus_priv = hwbus; - priv->pdev = pdev; - SET_IEEE80211_DEV(priv->hw, pdev); - - /* Pass struct cw1200_common back up */ - *core = priv; - - err = cw1200_register_bh(priv); - if (err) - goto err1; - - err = cw1200_load_firmware(priv); - if (err) - goto err2; - - if (wait_event_interruptible_timeout(priv->wsm_startup_done, - priv->firmware_ready, - 3*HZ) <= 0) { - /* TODO: Need to find how to reset device - in QUEUE mode properly. - */ - pr_err("Timeout waiting on device startup\n"); - err = -ETIMEDOUT; - goto err2; - } - - /* Set low-power mode. */ - wsm_set_operational_mode(priv, &mode); - - /* Enable multi-TX confirmation */ - wsm_use_multi_tx_conf(priv, true); - - err = cw1200_register_common(dev); - if (err) - goto err2; - - return err; - -err2: - cw1200_unregister_bh(priv); -err1: - cw1200_free_common(dev); -err: - *core = NULL; - return err; -} -EXPORT_SYMBOL_GPL(cw1200_core_probe); - -void cw1200_core_release(struct cw1200_common *self) -{ - /* Disable device interrupts */ - self->hwbus_ops->lock(self->hwbus_priv); - __cw1200_irq_enable(self, 0); - self->hwbus_ops->unlock(self->hwbus_priv); - - /* And then clean up */ - cw1200_unregister_common(self->hw); - cw1200_free_common(self->hw); - return; -} -EXPORT_SYMBOL_GPL(cw1200_core_release); -- cgit v1.2.3-54-g00ecf