605 lines
16 KiB
C
605 lines
16 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* mac80211 glue code for mac80211 ST-Ericsson CW1200 drivers
|
|
*
|
|
* Copyright (c) 2010, ST-Ericsson
|
|
* Author: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no>
|
|
*
|
|
* Based on:
|
|
* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
|
|
* Copyright (c) 2007-2009, Christian Lamparter <chunkeey@web.de>
|
|
* Copyright 2008, Johannes Berg <johannes@sipsolutions.net>
|
|
*
|
|
* Based on:
|
|
* - the islsm (softmac prism54) driver, which is:
|
|
* Copyright 2004-2006 Jean-Baptiste Note <jbnote@gmail.com>, et al.
|
|
* - stlc45xx driver
|
|
* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/firmware.h>
|
|
#include <linux/etherdevice.h>
|
|
#include <linux/vmalloc.h>
|
|
#include <linux/random.h>
|
|
#include <linux/sched.h>
|
|
#include <net/mac80211.h>
|
|
|
|
#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 <dmitry.tarnyagin@lockless.no>");
|
|
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, 0444);
|
|
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 = NL80211_BAND_2GHZ, \
|
|
.center_freq = (_freq), \
|
|
.hw_value = (_channel), \
|
|
.flags = (_flags), \
|
|
.max_antenna_gain = 0, \
|
|
.max_power = 30, \
|
|
}
|
|
|
|
#define CHAN5G(_channel, _flags) { \
|
|
.band = NL80211_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[NL80211_BAND_2GHZ] = &cw1200_band_2ghz;
|
|
if (have_5ghz)
|
|
hw->wiphy->bands[NL80211_BAND_5GHZ] = &cw1200_band_5ghz;
|
|
|
|
/* Channel params have to be cleared before registering wiphy again */
|
|
for (band = 0; band < NUM_NL80211_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");
|
|
if (!priv->workqueue) {
|
|
ieee80211_free_hw(hw);
|
|
return NULL;
|
|
}
|
|
|
|
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);
|
|
timer_setup(&priv->mcast_timeout, cw1200_mcast_timeout, 0);
|
|
|
|
if (cw1200_queue_stats_init(&priv->tx_queue_stats,
|
|
CW1200_LINK_ID_MAX,
|
|
cw1200_skb_dtor,
|
|
priv)) {
|
|
destroy_workqueue(priv->workqueue);
|
|
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);
|
|
destroy_workqueue(priv->workqueue);
|
|
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);
|