| /* |
| * Copyright (c) 2010 Broadcom Corporation |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| #define __UNDEF_NO_VERSION__ |
| |
| #include <typedefs.h> |
| #include <linuxver.h> |
| #include <osl.h> |
| #include <linux/module.h> |
| #include <linux/types.h> |
| #include <linux/errno.h> |
| #include <linux/pci.h> |
| #include <linux/init.h> |
| #include <linux/kernel.h> |
| #include <linux/netdevice.h> |
| #include <linux/etherdevice.h> |
| #include <linux/skbuff.h> |
| #include <linux/delay.h> |
| #include <linux/string.h> |
| #include <linux/ethtool.h> |
| #include <linux/completion.h> |
| #include <linux/pci_ids.h> |
| #define WLC_MAXBSSCFG 1 /* single BSS configs */ |
| |
| #include <asm/system.h> |
| #include <asm/io.h> |
| #include <asm/irq.h> |
| #include <asm/pgtable.h> |
| #include <asm/uaccess.h> |
| #include <asm/unaligned.h> |
| #include <wlc_cfg.h> |
| #include <net/mac80211.h> |
| #include <epivers.h> |
| #ifndef WLC_HIGH_ONLY |
| #include <phy_version.h> |
| #endif |
| #include <bcmendian.h> |
| #include <bcmutils.h> |
| #include <pcicfg.h> |
| #include <wlioctl.h> |
| #include <wlc_key.h> |
| #include <proto/802.1d.h> /* NUMPRIO & BE */ |
| #include <linux/proc_fs.h> |
| #include <linux/vmalloc.h> |
| #include <wlc_channel.h> |
| #include <wlc_pub.h> |
| #include <wlc_scb.h> |
| #include <wl_dbg.h> |
| #ifdef BCMSDIO |
| #include <bcmsdh.h> |
| #endif |
| #include <wl_export.h> |
| #ifdef WLC_HIGH_ONLY |
| #include "dbus.h" |
| #include "bcm_rpc_tp.h" |
| #include "bcm_rpc.h" |
| #include "bcm_xdr.h" |
| #include "wlc_rpc.h" |
| #endif |
| |
| #include <wl_mac80211.h> |
| #include <linux/firmware.h> |
| #ifndef WLC_HIGH_ONLY |
| #include <wl_ucode.h> |
| #include <d11ucode_ext.h> |
| #endif |
| |
| #ifdef BCMSDIO |
| extern struct device *sdiommc_dev; |
| #endif |
| |
| extern void wlc_wme_setparams(wlc_info_t * wlc, u16 aci, void *arg, |
| bool suspend); |
| bool wlc_sendpkt_mac80211(wlc_info_t * wlc, void *sdu, struct ieee80211_hw *hw); |
| void wlc_mac_bcn_promisc_change(wlc_info_t * wlc, bool promisc); |
| void wlc_set_addrmatch(wlc_info_t * wlc, int match_reg_offset, |
| const struct ether_addr *addr); |
| |
| static void wl_timer(ulong data); |
| static void _wl_timer(wl_timer_t * t); |
| |
| /* proc fs */ |
| static int wl_proc_read(char *buffer, char **start, off_t offset, int length, |
| int *eof, void *data); |
| static int wl_proc_write(struct file *filp, const char __user * buff, |
| unsigned long len, void *data); |
| |
| #ifdef WLC_HIGH_ONLY |
| #define RPCQ_LOCK(_wl, _flags) spin_lock_irqsave(&(_wl)->rpcq_lock, (_flags)) |
| #define RPCQ_UNLOCK(_wl, _flags) spin_unlock_irqrestore(&(_wl)->rpcq_lock, (_flags)) |
| #define TXQ_LOCK(_wl, _flags) spin_lock_irqsave(&(_wl)->txq_lock, (_flags)) |
| #define TXQ_UNLOCK(_wl, _flags) spin_unlock_irqrestore(&(_wl)->txq_lock, (_flags)) |
| static void wl_rpc_down(void *wlh); |
| static void wl_rpcq_free(wl_info_t * wl); |
| static void wl_rpcq_dispatch(struct wl_task *task); |
| static void wl_rpc_dispatch_schedule(void *ctx, struct rpc_buf *buf); |
| static void wl_start_txqwork(struct wl_task *task); |
| static void wl_txq_free(wl_info_t * wl); |
| static void wl_timer_task(wl_task_t * task); |
| static int wl_schedule_task(wl_info_t * wl, void (*fn) (struct wl_task *), |
| void *context); |
| #endif /* WLC_HIGH_ONLY */ |
| |
| static int ieee_hw_init(struct ieee80211_hw *hw); |
| static int ieee_hw_rate_init(struct ieee80211_hw *hw); |
| |
| static int wl_linux_watchdog(void *ctx); |
| |
| /* Flags we support */ |
| #define MAC_FILTERS (FIF_PROMISC_IN_BSS | \ |
| FIF_ALLMULTI | \ |
| FIF_FCSFAIL | \ |
| FIF_PLCPFAIL | \ |
| FIF_CONTROL | \ |
| FIF_OTHER_BSS | \ |
| FIF_BCN_PRBRESP_PROMISC) |
| |
| static int wl_found = 0; |
| |
| struct ieee80211_tkip_data { |
| #define TKIP_KEY_LEN 32 |
| u8 key[TKIP_KEY_LEN]; |
| int key_set; |
| |
| u32 tx_iv32; |
| u16 tx_iv16; |
| u16 tx_ttak[5]; |
| int tx_phase1_done; |
| |
| u32 rx_iv32; |
| u16 rx_iv16; |
| u16 rx_ttak[5]; |
| int rx_phase1_done; |
| u32 rx_iv32_new; |
| u16 rx_iv16_new; |
| |
| u32 dot11RSNAStatsTKIPReplays; |
| u32 dot11RSNAStatsTKIPICVErrors; |
| u32 dot11RSNAStatsTKIPLocalMICFailures; |
| |
| int key_idx; |
| |
| struct crypto_tfm *tfm_arc4; |
| struct crypto_tfm *tfm_michael; |
| |
| /* scratch buffers for virt_to_page() (crypto API) */ |
| u8 rx_hdr[16], tx_hdr[16]; |
| }; |
| |
| #ifndef WLC_HIGH_ONLY |
| #define WL_INFO(dev) ((wl_info_t*)(WL_DEV_IF(dev)->wl)) /* points to wl */ |
| static int wl_request_fw(wl_info_t * wl, struct pci_dev *pdev); |
| static void wl_release_fw(wl_info_t * wl); |
| #endif |
| |
| /* local prototypes */ |
| static int wl_start(struct sk_buff *skb, wl_info_t * wl); |
| static int wl_start_int(wl_info_t * wl, struct ieee80211_hw *hw, |
| struct sk_buff *skb); |
| static void wl_dpc(ulong data); |
| |
| MODULE_AUTHOR("Broadcom Corporation"); |
| MODULE_DESCRIPTION("Broadcom 802.11n wireless LAN driver."); |
| MODULE_SUPPORTED_DEVICE("Broadcom 802.11n WLAN cards"); |
| MODULE_LICENSE("Dual BSD/GPL"); |
| |
| #ifndef BCMSDIO |
| /* recognized PCI IDs */ |
| static struct pci_device_id wl_id_table[] = { |
| {PCI_VENDOR_ID_BROADCOM, 0x4357, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 43225 2G */ |
| {PCI_VENDOR_ID_BROADCOM, 0x4353, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 43224 DUAL */ |
| {PCI_VENDOR_ID_BROADCOM, 0x4727, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, /* 4313 DUAL */ |
| {0} |
| }; |
| |
| MODULE_DEVICE_TABLE(pci, wl_id_table); |
| #endif /* !BCMSDIO */ |
| |
| #ifdef BCMSDIO |
| static uint sd_drivestrength = 6; |
| module_param(sd_drivestrength, uint, 0); |
| #endif |
| |
| #ifdef BCMDBG |
| static int msglevel = 0xdeadbeef; |
| module_param(msglevel, int, 0); |
| #ifndef WLC_HIGH_ONLY |
| static int phymsglevel = 0xdeadbeef; |
| module_param(phymsglevel, int, 0); |
| #endif /* WLC_HIGH_ONLY */ |
| #endif /* BCMDBG */ |
| |
| static int oneonly = 0; |
| module_param(oneonly, int, 0); |
| |
| static int piomode = 0; |
| module_param(piomode, int, 0); |
| |
| static int instance_base = 0; /* Starting instance number */ |
| module_param(instance_base, int, 0); |
| |
| #if defined(BCMDBG) |
| static char *macaddr = NULL; |
| module_param(macaddr, charp, S_IRUGO); |
| #endif |
| |
| static int nompc = 1; |
| module_param(nompc, int, 0); |
| |
| static char name[IFNAMSIZ] = "eth%d"; |
| module_param_string(name, name, IFNAMSIZ, 0); |
| |
| #ifndef SRCBASE |
| #define SRCBASE "." |
| #endif |
| |
| #define WL_MAGIC 0xdeadbeef |
| |
| #define HW_TO_WL(hw) hw->priv |
| #define WL_TO_HW(wl) wl->pub->ieee_hw |
| #ifdef WLC_HIGH_ONLY |
| static int wl_ops_tx_nl(struct ieee80211_hw *hw, struct sk_buff *skb); |
| #else |
| static int wl_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb); |
| #endif |
| static int wl_ops_start(struct ieee80211_hw *hw); |
| static void wl_ops_stop(struct ieee80211_hw *hw); |
| static int wl_ops_add_interface(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif); |
| static void wl_ops_remove_interface(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif); |
| static int wl_ops_config(struct ieee80211_hw *hw, u32 changed); |
| static void wl_ops_bss_info_changed(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_bss_conf *info, |
| u32 changed); |
| static void wl_ops_configure_filter(struct ieee80211_hw *hw, |
| unsigned int changed_flags, |
| unsigned int *total_flags, u64 multicast); |
| static int wl_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, |
| bool set); |
| static void wl_ops_sw_scan_start(struct ieee80211_hw *hw); |
| static void wl_ops_sw_scan_complete(struct ieee80211_hw *hw); |
| static void wl_ops_set_tsf(struct ieee80211_hw *hw, u64 tsf); |
| static int wl_ops_get_stats(struct ieee80211_hw *hw, |
| struct ieee80211_low_level_stats *stats); |
| static int wl_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value); |
| static void wl_ops_sta_notify(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| enum sta_notify_cmd cmd, |
| struct ieee80211_sta *sta); |
| static int wl_ops_conf_tx(struct ieee80211_hw *hw, u16 queue, |
| const struct ieee80211_tx_queue_params *params); |
| static u64 wl_ops_get_tsf(struct ieee80211_hw *hw); |
| static int wl_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta); |
| static int wl_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta); |
| static int wl_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| enum ieee80211_ampdu_mlme_action action, |
| struct ieee80211_sta *sta, u16 tid, u16 * ssn); |
| |
| #ifdef WLC_HIGH_ONLY |
| static int wl_ops_tx_nl(struct ieee80211_hw *hw, struct sk_buff *skb) |
| { |
| int status; |
| wl_info_t *wl = hw->priv; |
| if (!wl->pub->up) { |
| WL_ERROR(("ops->tx called while down\n")); |
| status = -ENETDOWN; |
| goto done; |
| } |
| status = wl_start(skb, wl); |
| done: |
| return status; |
| } |
| #else |
| static int wl_ops_tx(struct ieee80211_hw *hw, struct sk_buff *skb) |
| { |
| int status; |
| wl_info_t *wl = hw->priv; |
| WL_LOCK(wl); |
| if (!wl->pub->up) { |
| WL_ERROR(("ops->tx called while down\n")); |
| status = -ENETDOWN; |
| goto done; |
| } |
| status = wl_start(skb, wl); |
| done: |
| WL_UNLOCK(wl); |
| return status; |
| } |
| #endif /* WLC_HIGH_ONLY */ |
| |
| static int wl_ops_start(struct ieee80211_hw *hw) |
| { |
| wl_info_t *wl = hw->priv; |
| /* struct ieee80211_channel *curchan = hw->conf.channel; */ |
| WL_NONE(("%s : Initial channel: %d\n", __func__, curchan->hw_value)); |
| |
| WL_LOCK(wl); |
| ieee80211_wake_queues(hw); |
| WL_UNLOCK(wl); |
| |
| return 0; |
| } |
| |
| static void wl_ops_stop(struct ieee80211_hw *hw) |
| { |
| wl_info_t *wl = hw->priv; |
| ASSERT(wl); |
| WL_LOCK(wl); |
| wl_down(wl); |
| ieee80211_stop_queues(hw); |
| WL_UNLOCK(wl); |
| |
| return; |
| } |
| |
| static int |
| wl_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) |
| { |
| wl_info_t *wl; |
| int err; |
| |
| /* Just STA for now */ |
| if (vif->type != NL80211_IFTYPE_AP && |
| vif->type != NL80211_IFTYPE_MESH_POINT && |
| vif->type != NL80211_IFTYPE_STATION && |
| vif->type != NL80211_IFTYPE_WDS && |
| vif->type != NL80211_IFTYPE_ADHOC) { |
| WL_ERROR(("%s: Attempt to add type %d, only STA for now\n", |
| __func__, vif->type)); |
| return -EOPNOTSUPP; |
| } |
| |
| wl = HW_TO_WL(hw); |
| WL_LOCK(wl); |
| err = wl_up(wl); |
| WL_UNLOCK(wl); |
| |
| if (err != 0) |
| WL_ERROR(("%s: wl_up() returned %d\n", __func__, err)); |
| return err; |
| } |
| |
| static void |
| wl_ops_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) |
| { |
| return; |
| } |
| |
| static int |
| ieee_set_channel(struct ieee80211_hw *hw, struct ieee80211_channel *chan, |
| enum nl80211_channel_type type) |
| { |
| wl_info_t *wl = HW_TO_WL(hw); |
| int err = 0; |
| |
| switch (type) { |
| case NL80211_CHAN_HT20: |
| case NL80211_CHAN_NO_HT: |
| WL_LOCK(wl); |
| err = wlc_set(wl->wlc, WLC_SET_CHANNEL, chan->hw_value); |
| WL_UNLOCK(wl); |
| break; |
| case NL80211_CHAN_HT40MINUS: |
| case NL80211_CHAN_HT40PLUS: |
| WL_ERROR(("%s: Need to implement 40 Mhz Channels!\n", |
| __func__)); |
| break; |
| } |
| |
| if (err) |
| return -EIO; |
| return err; |
| } |
| |
| static int wl_ops_config(struct ieee80211_hw *hw, u32 changed) |
| { |
| struct ieee80211_conf *conf = &hw->conf; |
| wl_info_t *wl = HW_TO_WL(hw); |
| int err = 0; |
| int new_int; |
| |
| if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { |
| WL_NONE(("%s: Setting listen interval to %d\n", |
| __func__, conf->listen_interval)); |
| if (wlc_iovar_setint |
| (wl->wlc, "bcn_li_bcn", conf->listen_interval)) { |
| WL_ERROR(("%s: Error setting listen_interval\n", |
| __func__)); |
| err = -EIO; |
| goto config_out; |
| } |
| wlc_iovar_getint(wl->wlc, "bcn_li_bcn", &new_int); |
| ASSERT(new_int == conf->listen_interval); |
| } |
| if (changed & IEEE80211_CONF_CHANGE_MONITOR) |
| WL_NONE(("Need to set monitor mode\n")); |
| if (changed & IEEE80211_CONF_CHANGE_PS) |
| WL_NONE(("Need to set Power-save mode\n")); |
| |
| if (changed & IEEE80211_CONF_CHANGE_POWER) { |
| WL_NONE(("%s: Setting tx power to %d dbm\n", __func__, |
| conf->power_level)); |
| if (wlc_iovar_setint |
| (wl->wlc, "qtxpower", conf->power_level * 4)) { |
| WL_ERROR(("%s: Error setting power_level\n", __func__)); |
| err = -EIO; |
| goto config_out; |
| } |
| wlc_iovar_getint(wl->wlc, "qtxpower", &new_int); |
| if (new_int != (conf->power_level * 4)) |
| WL_ERROR(("%s: Power level req != actual, %d %d\n", |
| __func__, conf->power_level * 4, new_int)); |
| } |
| if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { |
| err = ieee_set_channel(hw, conf->channel, conf->channel_type); |
| } |
| if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { |
| WL_NONE(("%s: srl %d, lrl %d\n", __func__, |
| conf->short_frame_max_tx_count, |
| conf->long_frame_max_tx_count)); |
| if (wlc_set |
| (wl->wlc, WLC_SET_SRL, |
| conf->short_frame_max_tx_count) < 0) { |
| WL_ERROR(("%s: Error setting srl\n", __func__)); |
| err = -EIO; |
| goto config_out; |
| } |
| if (wlc_set(wl->wlc, WLC_SET_LRL, conf->long_frame_max_tx_count) |
| < 0) { |
| WL_ERROR(("%s: Error setting lrl\n", __func__)); |
| err = -EIO; |
| goto config_out; |
| } |
| } |
| |
| config_out: |
| return err; |
| } |
| |
| static void |
| wl_ops_bss_info_changed(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_bss_conf *info, u32 changed) |
| { |
| wl_info_t *wl = HW_TO_WL(hw); |
| int val; |
| |
| #ifdef WLC_HIGH_ONLY |
| WL_LOCK(wl); |
| #endif |
| |
| if (changed & BSS_CHANGED_ASSOC) { |
| WL_ERROR(("Associated:\t%s\n", info->assoc ? "True" : "False")); |
| /* association status changed (associated/disassociated) |
| * also implies a change in the AID. |
| */ |
| } |
| if (changed & BSS_CHANGED_ERP_CTS_PROT) { |
| WL_NONE(("Use_cts_prot:\t%s Implement me\n", |
| info->use_cts_prot ? "True" : "False")); |
| /* CTS protection changed */ |
| } |
| if (changed & BSS_CHANGED_ERP_PREAMBLE) { |
| WL_NONE(("Short preamble:\t%s Implement me\n", |
| info->use_short_preamble ? "True" : "False")); |
| /* preamble changed */ |
| } |
| if (changed & BSS_CHANGED_ERP_SLOT) { |
| WL_NONE(("Changing short slot:\t%s\n", |
| info->use_short_slot ? "True" : "False")); |
| if (info->use_short_slot) |
| val = 1; |
| else |
| val = 0; |
| wlc_set(wl->wlc, WLC_SET_SHORTSLOT_OVERRIDE, val); |
| /* slot timing changed */ |
| } |
| |
| if (changed & BSS_CHANGED_HT) { |
| WL_NONE(("%s: HT mode - Implement me\n", __func__)); |
| /* 802.11n parameters changed */ |
| } |
| if (changed & BSS_CHANGED_BASIC_RATES) { |
| WL_NONE(("Need to change Basic Rates:\t0x%x! Implement me\n", |
| (uint32) info->basic_rates)); |
| /* Basic rateset changed */ |
| } |
| if (changed & BSS_CHANGED_BEACON_INT) { |
| WL_NONE(("Beacon Interval:\t%d Implement me\n", |
| info->beacon_int)); |
| /* Beacon interval changed */ |
| } |
| if (changed & BSS_CHANGED_BSSID) { |
| /* char eabuf[ETHER_ADDR_STR_LEN]; */ |
| WL_NONE(("new BSSID:\taid %d bss:%s\n", |
| info->aid, |
| bcm_ether_ntoa((struct ether_addr *)info->bssid, |
| eabuf))); |
| /* BSSID changed, for whatever reason (IBSS and managed mode) */ |
| /* FIXME: need to store bssid in bsscfg */ |
| wlc_set_addrmatch(wl->wlc, RCM_BSSID_OFFSET, |
| (struct ether_addr *)info->bssid); |
| } |
| if (changed & BSS_CHANGED_BEACON) { |
| WL_ERROR(("BSS_CHANGED_BEACON\n")); |
| /* Beacon data changed, retrieve new beacon (beaconing modes) */ |
| } |
| if (changed & BSS_CHANGED_BEACON_ENABLED) { |
| WL_ERROR(("Beacon enabled:\t%s\n", |
| info->enable_beacon ? "True" : "False")); |
| /* Beaconing should be enabled/disabled (beaconing modes) */ |
| } |
| #ifdef WLC_HIGH_ONLY |
| WL_UNLOCK(wl); |
| #endif |
| return; |
| } |
| |
| static void |
| wl_ops_configure_filter(struct ieee80211_hw *hw, |
| unsigned int changed_flags, |
| unsigned int *total_flags, u64 multicast) |
| { |
| #ifndef WLC_HIGH_ONLY |
| wl_info_t *wl = hw->priv; |
| #endif |
| |
| changed_flags &= MAC_FILTERS; |
| *total_flags &= MAC_FILTERS; |
| if (changed_flags & FIF_PROMISC_IN_BSS) |
| WL_ERROR(("FIF_PROMISC_IN_BSS\n")); |
| if (changed_flags & FIF_ALLMULTI) |
| WL_ERROR(("FIF_ALLMULTI\n")); |
| if (changed_flags & FIF_FCSFAIL) |
| WL_ERROR(("FIF_FCSFAIL\n")); |
| if (changed_flags & FIF_PLCPFAIL) |
| WL_ERROR(("FIF_PLCPFAIL\n")); |
| if (changed_flags & FIF_CONTROL) |
| WL_ERROR(("FIF_CONTROL\n")); |
| if (changed_flags & FIF_OTHER_BSS) |
| WL_ERROR(("FIF_OTHER_BSS\n")); |
| if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { |
| WL_NONE(("FIF_BCN_PRBRESP_PROMISC\n")); |
| #ifndef WLC_HIGH_ONLY |
| WL_LOCK(wl); |
| if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { |
| wl->pub->mac80211_state |= MAC80211_PROMISC_BCNS; |
| wlc_mac_bcn_promisc_change(wl->wlc, 1); |
| } else { |
| wlc_mac_bcn_promisc_change(wl->wlc, 0); |
| wl->pub->mac80211_state &= ~MAC80211_PROMISC_BCNS; |
| } |
| WL_UNLOCK(wl); |
| #endif |
| } |
| return; |
| } |
| |
| static int |
| wl_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set) |
| { |
| WL_ERROR(("%s: Enter\n", __func__)); |
| return 0; |
| } |
| |
| static void wl_ops_sw_scan_start(struct ieee80211_hw *hw) |
| { |
| WL_NONE(("Scan Start\n")); |
| return; |
| } |
| |
| static void wl_ops_sw_scan_complete(struct ieee80211_hw *hw) |
| { |
| WL_NONE(("Scan Complete\n")); |
| return; |
| } |
| |
| static void wl_ops_set_tsf(struct ieee80211_hw *hw, u64 tsf) |
| { |
| WL_ERROR(("%s: Enter\n", __func__)); |
| return; |
| } |
| |
| static int |
| wl_ops_get_stats(struct ieee80211_hw *hw, |
| struct ieee80211_low_level_stats *stats) |
| { |
| WL_ERROR(("%s: Enter\n", __func__)); |
| return 0; |
| } |
| |
| static int wl_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value) |
| { |
| WL_ERROR(("%s: Enter\n", __func__)); |
| return 0; |
| } |
| |
| static void |
| wl_ops_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| enum sta_notify_cmd cmd, struct ieee80211_sta *sta) |
| { |
| WL_NONE(("%s: Enter\n", __func__)); |
| switch (cmd) { |
| default: |
| WL_ERROR(("%s: Uknown cmd = %d\n", __func__, cmd)); |
| break; |
| } |
| return; |
| } |
| |
| static int |
| wl_ops_conf_tx(struct ieee80211_hw *hw, u16 queue, |
| const struct ieee80211_tx_queue_params *params) |
| { |
| wl_info_t *wl = hw->priv; |
| |
| WL_NONE(("%s: Enter (WME config)\n", __func__)); |
| WL_NONE(("queue %d, txop %d, cwmin %d, cwmax %d, aifs %d\n", queue, |
| params->txop, params->cw_min, params->cw_max, params->aifs)); |
| |
| WL_LOCK(wl); |
| wlc_wme_setparams(wl->wlc, queue, (void *)params, TRUE); |
| WL_UNLOCK(wl); |
| |
| return 0; |
| } |
| |
| static u64 wl_ops_get_tsf(struct ieee80211_hw *hw) |
| { |
| WL_ERROR(("%s: Enter\n", __func__)); |
| return 0; |
| } |
| |
| static int |
| wl_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| struct scb *scb; |
| |
| int i; |
| wl_info_t *wl = hw->priv; |
| |
| /* Init the scb */ |
| scb = (struct scb *)sta->drv_priv; |
| bzero(scb, sizeof(struct scb)); |
| for (i = 0; i < NUMPRIO; i++) |
| scb->seqctl[i] = 0xFFFF; |
| scb->seqctl_nonqos = 0xFFFF; |
| scb->magic = SCB_MAGIC; |
| |
| wl->pub->global_scb = scb; |
| wl->pub->global_ampdu = &(scb->scb_ampdu); |
| wl->pub->global_ampdu->scb = scb; |
| #ifdef WLC_HIGH_ONLY |
| wl->pub->global_ampdu->max_pdu = AMPDU_NUM_MPDU; |
| #else |
| wl->pub->global_ampdu->max_pdu = 16; |
| #endif |
| pktq_init(&scb->scb_ampdu.txq, AMPDU_MAX_SCB_TID, |
| AMPDU_MAX_SCB_TID * PKTQ_LEN_DEFAULT); |
| |
| sta->ht_cap.ht_supported = TRUE; |
| #ifdef WLC_HIGH_ONLY |
| sta->ht_cap.ampdu_factor = AMPDU_RX_FACTOR_16K; |
| #else |
| sta->ht_cap.ampdu_factor = AMPDU_RX_FACTOR_64K; |
| #endif |
| sta->ht_cap.ampdu_density = AMPDU_DEF_MPDU_DENSITY; |
| sta->ht_cap.cap = IEEE80211_HT_CAP_GRN_FLD | |
| IEEE80211_HT_CAP_SGI_20 | |
| IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT; |
| |
| /* minstrel_ht initiates addBA on our behalf by calling ieee80211_start_tx_ba_session() */ |
| return 0; |
| } |
| |
| static int |
| wl_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta) |
| { |
| WL_NONE(("%s: Enter\n", __func__)); |
| return 0; |
| } |
| |
| static int |
| wl_ampdu_action(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| enum ieee80211_ampdu_mlme_action action, |
| struct ieee80211_sta *sta, u16 tid, u16 * ssn) |
| { |
| #if defined(BCMDBG) |
| struct scb *scb = (struct scb *)sta->drv_priv; |
| #endif |
| wl_info_t *wl = hw->priv; |
| |
| ASSERT(scb->magic == SCB_MAGIC); |
| switch (action) { |
| case IEEE80211_AMPDU_RX_START: |
| WL_NONE(("%s: action = IEEE80211_AMPDU_RX_START\n", __func__)); |
| break; |
| case IEEE80211_AMPDU_RX_STOP: |
| WL_NONE(("%s: action = IEEE80211_AMPDU_RX_STOP\n", __func__)); |
| break; |
| case IEEE80211_AMPDU_TX_START: |
| if (!wlc_aggregatable(wl->wlc, tid)) { |
| /* WL_ERROR(("START: tid %d is not agg' able, return FAILURE to stack\n", tid)); */ |
| return -1; |
| } |
| /* XXX: Use the starting sequence number provided ... */ |
| *ssn = 0; |
| ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); |
| break; |
| |
| case IEEE80211_AMPDU_TX_STOP: |
| ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); |
| break; |
| case IEEE80211_AMPDU_TX_OPERATIONAL: |
| /* Not sure what to do here */ |
| /* Power save wakeup */ |
| WL_NONE(("%s: action = IEEE80211_AMPDU_TX_OPERATIONAL\n", |
| __func__)); |
| break; |
| default: |
| WL_ERROR(("%s: Invalid command, ignoring\n", __func__)); |
| } |
| |
| return 0; |
| } |
| |
| static const struct ieee80211_ops wl_ops = { |
| #ifdef WLC_HIGH_ONLY |
| .tx = wl_ops_tx_nl, |
| #else |
| .tx = wl_ops_tx, |
| #endif |
| .start = wl_ops_start, |
| .stop = wl_ops_stop, |
| .add_interface = wl_ops_add_interface, |
| .remove_interface = wl_ops_remove_interface, |
| .config = wl_ops_config, |
| .bss_info_changed = wl_ops_bss_info_changed, |
| .configure_filter = wl_ops_configure_filter, |
| .set_tim = wl_ops_set_tim, |
| .sw_scan_start = wl_ops_sw_scan_start, |
| .sw_scan_complete = wl_ops_sw_scan_complete, |
| .set_tsf = wl_ops_set_tsf, |
| .get_stats = wl_ops_get_stats, |
| .set_rts_threshold = wl_ops_set_rts_threshold, |
| .sta_notify = wl_ops_sta_notify, |
| .conf_tx = wl_ops_conf_tx, |
| .get_tsf = wl_ops_get_tsf, |
| .sta_add = wl_sta_add, |
| .sta_remove = wl_sta_remove, |
| .ampdu_action = wl_ampdu_action, |
| }; |
| |
| static int wl_set_hint(wl_info_t * wl, char *abbrev) |
| { |
| WL_ERROR(("%s: Sending country code %c%c to MAC80211\n", __func__, |
| abbrev[0], abbrev[1])); |
| return (regulatory_hint(wl->pub->ieee_hw->wiphy, abbrev)); |
| } |
| |
| /** |
| * attach to the WL device. |
| * |
| * Attach to the WL device identified by vendor and device parameters. |
| * regs is a host accessible memory address pointing to WL device registers. |
| * |
| * wl_attach is not defined as static because in the case where no bus |
| * is defined, wl_attach will never be called, and thus, gcc will issue |
| * a warning that this function is defined but not used if we declare |
| * it as static. |
| */ |
| static wl_info_t *wl_attach(uint16 vendor, uint16 device, ulong regs, |
| uint bustype, void *btparam, uint irq) |
| { |
| wl_info_t *wl; |
| osl_t *osh; |
| int unit, err; |
| |
| ulong base_addr; |
| struct ieee80211_hw *hw; |
| uint8 perm[ETH_ALEN]; |
| |
| unit = wl_found + instance_base; |
| err = 0; |
| |
| if (unit < 0) { |
| WL_ERROR(("wl%d: unit number overflow, exiting\n", unit)); |
| return NULL; |
| } |
| |
| if (oneonly && (unit != instance_base)) { |
| WL_ERROR(("wl%d: wl_attach: oneonly is set, exiting\n", unit)); |
| return NULL; |
| } |
| |
| /* Requires pkttag feature */ |
| osh = osl_attach(btparam, bustype, TRUE); |
| ASSERT(osh); |
| |
| #ifdef WLC_HIGH_ONLY |
| hw = ieee80211_alloc_hw(sizeof(wl_info_t), &wl_ops); |
| if (!hw) { |
| WL_ERROR(("%s: ieee80211_alloc_hw failed\n", __func__)); |
| ASSERT(0); |
| } |
| |
| bzero(hw->priv, sizeof(*wl)); |
| wl = hw->priv; |
| #else |
| /* allocate private info */ |
| hw = pci_get_drvdata(btparam); /* btparam == pdev */ |
| wl = hw->priv; |
| #endif |
| ASSERT(wl); |
| |
| wl->magic = WL_MAGIC; |
| wl->osh = osh; |
| atomic_set(&wl->callbacks, 0); |
| |
| /* setup the bottom half handler */ |
| tasklet_init(&wl->tasklet, wl_dpc, (ulong) wl); |
| |
| #ifdef WLC_HIGH_ONLY |
| wl->rpc_th = bcm_rpc_tp_attach(osh, NULL); |
| if (wl->rpc_th == NULL) { |
| WL_ERROR(("wl%d: %s: bcm_rpc_tp_attach failed!\n", unit, |
| __func__)); |
| goto fail; |
| } |
| |
| wl->rpc = bcm_rpc_attach(NULL, osh, wl->rpc_th); |
| if (wl->rpc == NULL) { |
| WL_ERROR(("wl%d: %s: bcm_rpc_attach failed!\n", unit, |
| __func__)); |
| goto fail; |
| } |
| |
| /* init tx work queue for wl_start/send pkt; no need to destroy workitem */ |
| MY_INIT_WORK(&wl->txq_task.work, (work_func_t) wl_start_txqwork); |
| wl->txq_task.context = wl; |
| #endif /* WLC_HIGH_ONLY */ |
| |
| #ifdef BCMSDIO |
| SET_IEEE80211_DEV(hw, sdiommc_dev); |
| #endif |
| |
| base_addr = regs; |
| |
| if (bustype == PCI_BUS) { |
| /* piomode can be overwritten by command argument */ |
| wl->piomode = piomode; |
| WL_TRACE(("PCI/%s\n", wl->piomode ? "PIO" : "DMA")); |
| } else if (bustype == RPC_BUS) { |
| /* Do nothing */ |
| } else { |
| bustype = PCI_BUS; |
| WL_TRACE(("force to PCI\n")); |
| } |
| wl->bcm_bustype = bustype; |
| |
| #ifdef WLC_HIGH_ONLY |
| if (wl->bcm_bustype == RPC_BUS) { |
| wl->regsva = (void *)0; |
| btparam = wl->rpc; |
| } else |
| #endif |
| if ((wl->regsva = ioremap_nocache(base_addr, PCI_BAR0_WINSZ)) == NULL) { |
| WL_ERROR(("wl%d: ioremap() failed\n", unit)); |
| goto fail; |
| } |
| #ifdef WLC_HIGH_ONLY |
| spin_lock_init(&wl->rpcq_lock); |
| spin_lock_init(&wl->txq_lock); |
| |
| init_MUTEX(&wl->sem); |
| #else |
| spin_lock_init(&wl->lock); |
| spin_lock_init(&wl->isr_lock); |
| #endif |
| |
| #ifndef WLC_HIGH_ONLY |
| /* prepare ucode */ |
| if (wl_request_fw(wl, (struct pci_dev *)btparam)) { |
| printf("%s: %s driver failed\n", KBUILD_MODNAME, |
| EPI_VERSION_STR); |
| goto fail; |
| } |
| #endif |
| |
| /* common load-time initialization */ |
| wl->wlc = wlc_attach((void *)wl, vendor, device, unit, wl->piomode, osh, |
| wl->regsva, wl->bcm_bustype, btparam, &err); |
| #ifndef WLC_HIGH_ONLY |
| wl_release_fw(wl); |
| #endif |
| if (!wl->wlc) { |
| printf("%s: %s driver failed with code %d\n", KBUILD_MODNAME, |
| EPI_VERSION_STR, err); |
| goto fail; |
| } |
| wl->pub = wlc_pub(wl->wlc); |
| |
| wl->pub->ieee_hw = hw; |
| ASSERT(wl->pub->ieee_hw); |
| ASSERT(wl->pub->ieee_hw->priv == wl); |
| |
| #ifdef WLC_HIGH_ONLY |
| REGOPSSET(osh, (osl_rreg_fn_t) wlc_reg_read, |
| (osl_wreg_fn_t) wlc_reg_write, wl->wlc); |
| wl->rpc_dispatch_ctx.rpc = wl->rpc; |
| wl->rpc_dispatch_ctx.wlc = wl->wlc; |
| bcm_rpc_rxcb_init(wl->rpc, wl, wl_rpc_dispatch_schedule, wl, |
| wl_rpc_down, NULL, NULL); |
| #endif /* WLC_HIGH_ONLY */ |
| |
| if (nompc) { |
| if (wlc_iovar_setint(wl->wlc, "mpc", 0)) { |
| WL_ERROR(("wl%d: Error setting MPC variable to 0\n", |
| unit)); |
| } |
| } |
| #ifdef BCMSDIO |
| /* Set SDIO drive strength */ |
| wlc_iovar_setint(wl->wlc, "sd_drivestrength", sd_drivestrength); |
| #endif |
| |
| #ifdef WLC_LOW |
| /* register our interrupt handler */ |
| if (request_irq(irq, wl_isr, IRQF_SHARED, KBUILD_MODNAME, wl)) { |
| WL_ERROR(("wl%d: request_irq() failed\n", unit)); |
| goto fail; |
| } |
| wl->irq = irq; |
| #endif /* WLC_LOW */ |
| |
| /* register module */ |
| wlc_module_register(wl->pub, NULL, "linux", wl, NULL, wl_linux_watchdog, |
| NULL); |
| |
| if (ieee_hw_init(hw)) { |
| WL_ERROR(("wl%d: %s: ieee_hw_init failed!\n", unit, __func__)); |
| goto fail; |
| } |
| |
| bcopy(&wl->pub->cur_etheraddr, perm, ETHER_ADDR_LEN); |
| ASSERT(is_valid_ether_addr(perm)); |
| SET_IEEE80211_PERM_ADDR(hw, perm); |
| |
| err = ieee80211_register_hw(hw); |
| if (err) { |
| WL_ERROR(("%s: ieee80211_register_hw failed, status %d\n", |
| __func__, err)); |
| } |
| |
| if (wl->pub->srom_ccode[0]) |
| err = wl_set_hint(wl, wl->pub->srom_ccode); |
| else |
| err = wl_set_hint(wl, "US"); |
| if (err) { |
| WL_ERROR(("%s: regulatory_hint failed, status %d\n", __func__, |
| err)); |
| } |
| #ifndef WLC_HIGH_ONLY |
| WL_ERROR(("wl%d: Broadcom BCM43xx 802.11 MAC80211 Driver " |
| EPI_VERSION_STR " (" PHY_VERSION_STR ")", unit)); |
| #else |
| WL_ERROR(("wl%d: Broadcom BCM43xx 802.11 MAC80211 Driver " |
| EPI_VERSION_STR, unit)); |
| #endif |
| |
| #ifdef BCMDBG |
| printf(" (Compiled in " SRCBASE " at " __TIME__ " on " __DATE__ ")"); |
| #endif /* BCMDBG */ |
| printf("\n"); |
| |
| if ((wl->proc_entry = |
| create_proc_entry(PROC_ENTRY_NAME, 0644, NULL)) == NULL) { |
| WL_ERROR(("create_proc_entry failed *******\n")); |
| ASSERT(0); |
| } else { |
| wl->proc_entry->read_proc = wl_proc_read; |
| wl->proc_entry->write_proc = wl_proc_write; |
| wl->proc_entry->data = wl; |
| /* wl->proc_entry->owner = THIS_MODULE; */ |
| |
| if ((wl->ioctlbuf = (char *)vmalloc(PAGE_SIZE)) == NULL) { |
| WL_ERROR(("%s: Vmalloc failed\n", __func__)); |
| } |
| wl->ioctlbuf_sz = PAGE_SIZE; |
| memset(wl->ioctlbuf, 0, PAGE_SIZE); |
| wl->ioctlbuf[0] = '!'; |
| } |
| |
| wl_found++; |
| return wl; |
| |
| fail: |
| wl_free(wl); |
| return NULL; |
| } |
| |
| #define PROC_MESSAGE "Broadcom driver debugger access only. Requires matching 'wl' app\n" |
| |
| /* OS Entry point when app attempts to read */ |
| static int |
| wl_proc_read(char *buffer, char **start, off_t offset, int length, int *eof, |
| void *data) |
| { |
| wl_info_t *wl = (wl_info_t *) data; |
| |
| switch (wl->proc_state) { |
| |
| case WL_PROC_IDLE: |
| return 0; |
| |
| case WL_PROC_HAVE_IOC: |
| /* Give the processed buffer back to userland */ |
| if (!wl->ioctl_in_progress) { |
| WL_ERROR(("%s: No ioctl in progress nothing to read, 2\n", __func__)); |
| return 0; |
| } |
| |
| if (wl->ioc.len > wl->ioctlbuf_sz) { |
| } |
| bcopy(wl->ioctlbuf, buffer + offset, wl->ioc.len); |
| wl->proc_state--; |
| wl->ioctl_in_progress = 0; |
| return wl->ioc.len + offset; |
| |
| case WL_PROC_HAVE_BUF: |
| /* Give the processed IOC back to userland */ |
| if (!wl->ioctl_in_progress) { |
| WL_ERROR(("%s: No ioctl in progress nothing to read, 1\n", __func__)); |
| return 0; |
| } |
| if (length != sizeof(wl_ioctl_t)) { |
| WL_ERROR(("%s: Reading ioc but len != sizeof(wl_ioctl_t)\n", __func__)); |
| return 0; |
| } |
| bcopy(&wl->ioc, buffer + offset, length); |
| wl->proc_state--; |
| return length + offset; |
| |
| default: |
| WL_ERROR(("%s: Proc read out of sync. proc_state %d, ioctl_in_progress %d\n", __func__, wl->proc_state, wl->ioctl_in_progress)); |
| } |
| |
| WL_ERROR(("%s: Invalid ioctl!!!\n", __func__)); |
| return 0; |
| } |
| |
| /* OS Entry point when app attempts to write */ |
| static int |
| wl_proc_write(struct file *filp, const char __user * buff, unsigned long length, |
| void *data) |
| { |
| wl_info_t *wl = (wl_info_t *) data; |
| int bcmerror; |
| |
| switch (wl->proc_state) { |
| |
| case WL_PROC_IDLE: |
| if (wl->ioctl_in_progress) { |
| WL_ERROR(("%s: ioctl still in progress\n", __func__)); |
| return -EIO; |
| } |
| if (length != sizeof(wl_ioctl_t)) { |
| WL_ERROR(("%s: Expecting ioctl sized buf\n", __func__)); |
| return -EIO; |
| } |
| if (copy_from_user(&wl->ioc, buff, sizeof(wl_ioctl_t))) { |
| WL_ERROR(("%s: copy from user failed\n", __func__)); |
| return -EIO; |
| } |
| wl->proc_state++; |
| wl->ioctl_in_progress++; |
| return sizeof(wl_ioctl_t); |
| |
| case WL_PROC_HAVE_IOC: |
| if (!wl->ioctl_in_progress) { |
| WL_ERROR(("%s: Ioctl not ready yet 1\n", __func__)); |
| return -EIO; |
| } |
| if (wl->ioctlbuf_sz < length) { |
| WL_ERROR(("%s: Buf write, ioctl buf %d not big enough too hold buffer %d\n", __func__, (int)sizeof(wl->ioctlbuf), (int)length)); |
| WL_ERROR(("Shortening input\n")); |
| length = wl->ioctlbuf_sz; |
| } |
| if (length != wl->ioc.len) { |
| WL_ERROR(("%s: ioc.len %d != length param %d\n", |
| __func__, wl->ioc.len, (int)length)); |
| return -EIO; |
| } |
| if (copy_from_user(wl->ioctlbuf, buff, length)) { |
| WL_ERROR(("%s: copy from user of %d bytes failed\n", |
| __func__, (int)length)); |
| return -EIO; |
| } |
| wl->proc_state++; |
| |
| WL_LOCK(wl); |
| bcmerror = |
| wlc_ioctl(wl->wlc, wl->ioc.cmd, wl->ioctlbuf, wl->ioc.len, |
| NULL); |
| WL_UNLOCK(wl); |
| |
| if (bcmerror < 0) |
| return bcmerror; |
| |
| return length; |
| |
| case WL_PROC_HAVE_BUF: |
| WL_ERROR(("%s: Illegal write. Rejecting.\n", __func__)); |
| return 0; |
| default: |
| WL_ERROR(("%s: Proc write out of sync. proc_state %d, ioctl_in_progress %d\n", __func__, wl->proc_state, wl->ioctl_in_progress)); |
| } |
| return 0; |
| } |
| |
| #ifdef WLC_HIGH_ONLY |
| static void *wl_dbus_probe_cb(void *arg, const char *desc, uint32 bustype, |
| uint32 hdrlen) |
| { |
| wl_info_t *wl; |
| WL_ERROR(("%s:\n", __func__)); |
| |
| if (! |
| (wl = |
| wl_attach(BCM_DNGL_VID, BCM_DNGL_BDC_PID, (ulong) NULL, RPC_BUS, |
| NULL, 0))) { |
| WL_ERROR(("%s: wl_attach failed\n", __func__)); |
| } |
| |
| /* This is later passed to wl_dbus_disconnect_cb */ |
| return wl; |
| } |
| |
| static void wl_dbus_disconnect_cb(void *arg) |
| { |
| wl_info_t *wl = arg; |
| |
| WL_ERROR(("%s:\n", __func__)); |
| |
| if (wl) { |
| #ifdef WLC_HIGH_ONLY |
| if (wl->pub->ieee_hw) { |
| ieee80211_unregister_hw(wl->pub->ieee_hw); |
| WL_ERROR(("%s: Back from down\n", __func__)); |
| } |
| wlc_device_removed(wl->wlc); |
| wlc_bmac_dngl_reboot(wl->rpc); |
| bcm_rpc_down(wl->rpc); |
| #endif |
| WL_LOCK(wl); |
| wl_down(wl); |
| WL_UNLOCK(wl); |
| #ifdef WLC_HIGH_ONLY |
| if (wl->pub->ieee_hw) { |
| ieee80211_free_hw(wl->pub->ieee_hw); |
| WL_ERROR(("%s: Back from ieee80211_free_hw\n", |
| __func__)); |
| wl->pub->ieee_hw = NULL; |
| } |
| #endif |
| wl_free(wl); |
| } |
| } |
| #endif /* WLC_HIGH_ONLY */ |
| |
| #ifndef BCMSDIO |
| static void __devexit wl_remove(struct pci_dev *pdev); |
| #endif |
| |
| #define CHAN2GHZ(channel, freqency, chflags) { \ |
| .band = IEEE80211_BAND_2GHZ, \ |
| .center_freq = (freqency), \ |
| .hw_value = (channel), \ |
| .flags = chflags, \ |
| .max_antenna_gain = 0, \ |
| .max_power = 19, \ |
| } |
| |
| static struct ieee80211_channel wl_2ghz_chantable[] = { |
| CHAN2GHZ(1, 2412, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN2GHZ(2, 2417, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN2GHZ(3, 2422, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN2GHZ(4, 2427, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN2GHZ(5, 2432, 0), |
| CHAN2GHZ(6, 2437, 0), |
| CHAN2GHZ(7, 2442, 0), |
| CHAN2GHZ(8, 2447, IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN2GHZ(9, 2452, IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN2GHZ(10, 2457, IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN2GHZ(11, 2462, IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN2GHZ(12, 2467, |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN2GHZ(13, 2472, |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN2GHZ(14, 2484, |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_NO_HT40PLUS | IEEE80211_CHAN_NO_HT40MINUS) |
| }; |
| |
| #define CHAN5GHZ(channel, chflags) { \ |
| .band = IEEE80211_BAND_5GHZ, \ |
| .center_freq = 5000 + 5*(channel), \ |
| .hw_value = (channel), \ |
| .flags = chflags, \ |
| .max_antenna_gain = 0, \ |
| .max_power = 21, \ |
| } |
| |
| static struct ieee80211_channel wl_5ghz_nphy_chantable[] = { |
| /* UNII-1 */ |
| CHAN5GHZ(36, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(40, IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(44, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(48, IEEE80211_CHAN_NO_HT40PLUS), |
| /* UNII-2 */ |
| CHAN5GHZ(52, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(56, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(60, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(64, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), |
| /* MID */ |
| CHAN5GHZ(100, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(104, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(108, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(112, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(116, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(120, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(124, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(128, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(132, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(136, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(140, |
| IEEE80211_CHAN_RADAR | IEEE80211_CHAN_NO_IBSS | |
| IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_NO_HT40PLUS | |
| IEEE80211_CHAN_NO_HT40MINUS), |
| /* UNII-3 */ |
| CHAN5GHZ(149, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(153, IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(157, IEEE80211_CHAN_NO_HT40MINUS), |
| CHAN5GHZ(161, IEEE80211_CHAN_NO_HT40PLUS), |
| CHAN5GHZ(165, IEEE80211_CHAN_NO_HT40PLUS | IEEE80211_CHAN_NO_HT40MINUS) |
| }; |
| |
| #define RATE(rate100m, _flags) { \ |
| .bitrate = (rate100m), \ |
| .flags = (_flags), \ |
| .hw_value = (rate100m / 5), \ |
| } |
| |
| static struct ieee80211_rate wl_legacy_ratetable[] = { |
| RATE(10, 0), |
| RATE(20, IEEE80211_RATE_SHORT_PREAMBLE), |
| RATE(55, IEEE80211_RATE_SHORT_PREAMBLE), |
| RATE(110, IEEE80211_RATE_SHORT_PREAMBLE), |
| RATE(60, 0), |
| RATE(90, 0), |
| RATE(120, 0), |
| RATE(180, 0), |
| RATE(240, 0), |
| RATE(360, 0), |
| RATE(480, 0), |
| RATE(540, 0), |
| }; |
| |
| static struct ieee80211_supported_band wl_band_2GHz_nphy = { |
| .band = IEEE80211_BAND_2GHZ, |
| .channels = wl_2ghz_chantable, |
| .n_channels = ARRAY_SIZE(wl_2ghz_chantable), |
| .bitrates = wl_legacy_ratetable, |
| .n_bitrates = ARRAY_SIZE(wl_legacy_ratetable), |
| .ht_cap = { |
| /* from include/linux/ieee80211.h */ |
| .cap = IEEE80211_HT_CAP_GRN_FLD | |
| IEEE80211_HT_CAP_SGI_20 | |
| IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT, |
| #ifdef WLC_HIGH_ONLY |
| .ht_supported = true, |
| .ampdu_factor = AMPDU_RX_FACTOR_16K, |
| #else |
| .ht_supported = true, |
| .ampdu_factor = AMPDU_RX_FACTOR_64K, |
| #endif |
| .ampdu_density = AMPDU_DEF_MPDU_DENSITY, |
| .mcs = { |
| /* placeholders for now */ |
| #ifdef WLC_HIGH_ONLY |
| /* |
| * rx_mask[0] = 0xff by default |
| * rx_mask[1] = 0xff if number of rx chain >=2 |
| * rx_mask[2] = 0xff if number of rx chain >=3 |
| * rx_mask[4] = 1 if 40Mhz is supported |
| */ |
| .rx_mask = {0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0}, |
| .rx_highest = 72, /* max rate of single stream */ |
| #else |
| .rx_mask = {0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0}, |
| .rx_highest = 500, |
| #endif |
| .tx_params = IEEE80211_HT_MCS_TX_DEFINED} |
| } |
| }; |
| |
| static struct ieee80211_supported_band wl_band_5GHz_nphy = { |
| .band = IEEE80211_BAND_5GHZ, |
| .channels = wl_5ghz_nphy_chantable, |
| .n_channels = ARRAY_SIZE(wl_5ghz_nphy_chantable), |
| .bitrates = wl_legacy_ratetable + 4, |
| .n_bitrates = ARRAY_SIZE(wl_legacy_ratetable) - 4, |
| .ht_cap = { |
| /* use IEEE80211_HT_CAP_* from include/linux/ieee80211.h */ |
| .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT, /* No 40 mhz yet */ |
| .ht_supported = true, |
| .ampdu_factor = AMPDU_RX_FACTOR_64K, |
| .ampdu_density = AMPDU_DEF_MPDU_DENSITY, |
| .mcs = { |
| /* placeholders for now */ |
| .rx_mask = {0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0}, |
| .rx_highest = 500, |
| .tx_params = IEEE80211_HT_MCS_TX_DEFINED} |
| } |
| }; |
| |
| static int ieee_hw_rate_init(struct ieee80211_hw *hw) |
| { |
| wl_info_t *wl = HW_TO_WL(hw); |
| int has_5g; |
| char phy_list[4]; |
| |
| has_5g = 0; |
| |
| hw->wiphy->bands[IEEE80211_BAND_2GHZ] = NULL; |
| hw->wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; |
| |
| if (wlc_get(wl->wlc, WLC_GET_PHYLIST, (int *)&phy_list) < 0) { |
| WL_ERROR(("Phy list failed\n")); |
| } |
| WL_NONE(("%s: phylist = %c\n", __func__, phy_list[0])); |
| |
| #ifndef WLC_HIGH_ONLY |
| if (phy_list[0] == 'n' || phy_list[0] == 'c') { |
| if (phy_list[0] == 'c') { |
| /* Single stream */ |
| wl_band_2GHz_nphy.ht_cap.mcs.rx_mask[1] = 0; |
| wl_band_2GHz_nphy.ht_cap.mcs.rx_highest = 72; |
| } |
| #else |
| if (phy_list[0] == 's') { |
| #endif |
| hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wl_band_2GHz_nphy; |
| } else { |
| BUG(); |
| return (-1); |
| } |
| |
| /* Assume all bands use the same phy. True for 11n devices. */ |
| if (NBANDS_PUB(wl->pub) > 1) { |
| has_5g++; |
| #ifndef WLC_HIGH_ONLY |
| if (phy_list[0] == 'n' || phy_list[0] == 'c') { |
| #else |
| if (phy_list[0] == 's') { |
| #endif |
| hw->wiphy->bands[IEEE80211_BAND_5GHZ] = |
| &wl_band_5GHz_nphy; |
| } else { |
| return (-1); |
| } |
| } |
| |
| WL_NONE(("%s: 2ghz = %d, 5ghz = %d\n", __func__, 1, has_5g)); |
| |
| return (0); |
| } |
| |
| static int ieee_hw_init(struct ieee80211_hw *hw) |
| { |
| hw->flags = IEEE80211_HW_SIGNAL_DBM |
| /* | IEEE80211_HW_CONNECTION_MONITOR What is this? */ |
| | IEEE80211_HW_REPORTS_TX_ACK_STATUS |
| | IEEE80211_HW_AMPDU_AGGREGATION; |
| |
| hw->extra_tx_headroom = wlc_get_header_len(); |
| /* FIXME: should get this from wlc->machwcap */ |
| hw->queues = 4; |
| /* FIXME: this doesn't seem to be used properly in minstrel_ht. |
| * mac80211/status.c:ieee80211_tx_status() checks this value, |
| * but mac80211/rc80211_minstrel_ht.c:minstrel_ht_get_rate() |
| * appears to always set 3 rates |
| */ |
| hw->max_rates = 2; /* Primary rate and 1 fallback rate */ |
| |
| hw->channel_change_time = 7 * 1000; /* channel change time is dependant on chip and band */ |
| hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); |
| |
| hw->rate_control_algorithm = "minstrel_ht"; |
| |
| hw->sta_data_size = sizeof(struct scb); |
| return (ieee_hw_rate_init(hw)); |
| } |
| |
| #ifndef BCMSDIO |
| /** |
| * determines if a device is a WL device, and if so, attaches it. |
| * |
| * This function determines if a device pointed to by pdev is a WL device, |
| * and if so, performs a wl_attach() on it. |
| * |
| */ |
| int __devinit |
| wl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
| { |
| int rc; |
| wl_info_t *wl; |
| struct ieee80211_hw *hw; |
| uint32 val; |
| |
| ASSERT(pdev); |
| |
| WL_TRACE(("%s: bus %d slot %d func %d irq %d\n", __func__, |
| pdev->bus->number, PCI_SLOT(pdev->devfn), |
| PCI_FUNC(pdev->devfn), pdev->irq)); |
| |
| if ((pdev->vendor != PCI_VENDOR_ID_BROADCOM) || |
| (((pdev->device & 0xff00) != 0x4300) && |
| ((pdev->device & 0xff00) != 0x4700) && |
| ((pdev->device < 43000) || (pdev->device > 43999)))) |
| return (-ENODEV); |
| |
| rc = pci_enable_device(pdev); |
| if (rc) { |
| WL_ERROR(("%s: Cannot enable device %d-%d_%d\n", __func__, |
| pdev->bus->number, PCI_SLOT(pdev->devfn), |
| PCI_FUNC(pdev->devfn))); |
| return (-ENODEV); |
| } |
| pci_set_master(pdev); |
| |
| pci_read_config_dword(pdev, 0x40, &val); |
| if ((val & 0x0000ff00) != 0) |
| pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); |
| |
| hw = ieee80211_alloc_hw(sizeof(wl_info_t), &wl_ops); |
| if (!hw) { |
| WL_ERROR(("%s: ieee80211_alloc_hw failed\n", __func__)); |
| rc = -ENOMEM; |
| goto err_1; |
| } |
| |
| SET_IEEE80211_DEV(hw, &pdev->dev); |
| |
| pci_set_drvdata(pdev, hw); |
| |
| bzero(hw->priv, sizeof(*wl)); |
| |
| wl = wl_attach(pdev->vendor, pdev->device, pci_resource_start(pdev, 0), |
| PCI_BUS, pdev, pdev->irq); |
| |
| return 0; |
| err_1: |
| WL_ERROR(("%s: err_1: Major hoarkage\n", __func__)); |
| return 0; |
| } |
| |
| #ifdef LINUXSTA_PS |
| static int wl_suspend(struct pci_dev *pdev, DRV_SUSPEND_STATE_TYPE state) |
| { |
| wl_info_t *wl; |
| struct ieee80211_hw *hw; |
| |
| WL_TRACE(("wl: wl_suspend\n")); |
| |
| hw = pci_get_drvdata(pdev); |
| wl = HW_TO_WL(hw); |
| if (!wl) { |
| WL_ERROR(("wl: wl_suspend: pci_get_drvdata failed\n")); |
| return -ENODEV; |
| } |
| |
| WL_LOCK(wl); |
| wl_down(wl); |
| wl->pub->hw_up = FALSE; |
| WL_UNLOCK(wl); |
| PCI_SAVE_STATE(pdev, wl->pci_psstate); |
| pci_disable_device(pdev); |
| return pci_set_power_state(pdev, PCI_D3hot); |
| } |
| |
| static int wl_resume(struct pci_dev *pdev) |
| { |
| wl_info_t *wl; |
| struct ieee80211_hw *hw; |
| int err = 0; |
| uint32 val; |
| |
| WL_TRACE(("wl: wl_resume\n")); |
| hw = pci_get_drvdata(pdev); |
| wl = HW_TO_WL(hw); |
| if (!wl) { |
| WL_ERROR(("wl: wl_resume: pci_get_drvdata failed\n")); |
| return -ENODEV; |
| } |
| |
| err = pci_set_power_state(pdev, PCI_D0); |
| if (err) |
| return err; |
| |
| PCI_RESTORE_STATE(pdev, wl->pci_psstate); |
| |
| err = pci_enable_device(pdev); |
| if (err) |
| return err; |
| |
| pci_set_master(pdev); |
| |
| pci_read_config_dword(pdev, 0x40, &val); |
| if ((val & 0x0000ff00) != 0) |
| pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); |
| |
| WL_LOCK(wl); |
| err = wl_up(wl); |
| WL_UNLOCK(wl); |
| |
| return (err); |
| } |
| #endif /* LINUXSTA_PS */ |
| |
| static void __devexit wl_remove(struct pci_dev *pdev) |
| { |
| wl_info_t *wl; |
| struct ieee80211_hw *hw; |
| |
| hw = pci_get_drvdata(pdev); |
| wl = HW_TO_WL(hw); |
| if (!wl) { |
| WL_ERROR(("wl: wl_remove: pci_get_drvdata failed\n")); |
| return; |
| } |
| if (!wlc_chipmatch(pdev->vendor, pdev->device)) { |
| WL_ERROR(("wl: wl_remove: wlc_chipmatch failed\n")); |
| return; |
| } |
| |
| ieee80211_unregister_hw(hw); |
| |
| WL_LOCK(wl); |
| wl_down(wl); |
| WL_UNLOCK(wl); |
| WL_NONE(("%s: Down\n", __func__)); |
| |
| pci_disable_device(pdev); |
| |
| wl_free(wl); |
| |
| pci_set_drvdata(pdev, NULL); |
| ieee80211_free_hw(hw); |
| } |
| |
| static struct pci_driver wl_pci_driver = { |
| name: "brcm80211", |
| probe:wl_pci_probe, |
| #ifdef LINUXSTA_PS |
| suspend:wl_suspend, |
| resume:wl_resume, |
| #endif /* LINUXSTA_PS */ |
| remove:__devexit_p(wl_remove), |
| id_table:wl_id_table, |
| }; |
| #endif /* !BCMSDIO */ |
| |
| /** |
| * This is the main entry point for the WL driver. |
| * |
| * This function determines if a device pointed to by pdev is a WL device, |
| * and if so, performs a wl_attach() on it. |
| * |
| */ |
| static int __init wl_module_init(void) |
| { |
| int error = -ENODEV; |
| |
| #ifdef BCMDBG |
| if (msglevel != 0xdeadbeef) |
| wl_msg_level = msglevel; |
| else { |
| char *var = getvar(NULL, "wl_msglevel"); |
| if (var) |
| wl_msg_level = bcm_strtoul(var, NULL, 0); |
| } |
| #ifndef WLC_HIGH_ONLY |
| { |
| extern uint32 phyhal_msg_level; |
| |
| if (phymsglevel != 0xdeadbeef) |
| phyhal_msg_level = phymsglevel; |
| else { |
| char *var = getvar(NULL, "phy_msglevel"); |
| if (var) |
| phyhal_msg_level = bcm_strtoul(var, NULL, 0); |
| } |
| } |
| #endif /* WLC_HIGH_ONLY */ |
| #endif /* BCMDBG */ |
| |
| #ifndef BCMSDIO |
| if (!(error = pci_module_init(&wl_pci_driver))) |
| return (0); |
| |
| #endif /* !BCMSDIO */ |
| |
| #ifdef WLC_HIGH_ONLY |
| /* BMAC_NOTE: define hardcode number, why NODEVICE is ok ? */ |
| error = |
| dbus_register(BCM_DNGL_VID, 0, wl_dbus_probe_cb, |
| wl_dbus_disconnect_cb, NULL, NULL, NULL); |
| if (error == DBUS_ERR_NODEVICE) { |
| error = DBUS_OK; |
| } |
| #endif /* WLC_HIGH_ONLY */ |
| |
| return (error); |
| } |
| |
| /** |
| * This function unloads the WL driver from the system. |
| * |
| * This function unconditionally unloads the WL driver module from the |
| * system. |
| * |
| */ |
| static void __exit wl_module_exit(void) |
| { |
| #ifndef BCMSDIO |
| pci_unregister_driver(&wl_pci_driver); |
| #endif /* !BCMSDIO */ |
| |
| #ifdef WLC_HIGH_ONLY |
| dbus_deregister(); |
| #endif /* WLC_HIGH_ONLY */ |
| } |
| |
| module_init(wl_module_init); |
| module_exit(wl_module_exit); |
| |
| /** |
| * This function frees the WL per-device resources. |
| * |
| * This function frees resources owned by the WL device pointed to |
| * by the wl parameter. |
| * |
| */ |
| void wl_free(wl_info_t * wl) |
| { |
| wl_timer_t *t, *next; |
| osl_t *osh; |
| |
| ASSERT(wl); |
| #ifndef WLC_HIGH_ONLY |
| /* free ucode data */ |
| if (wl->fw.fw_cnt) |
| wl_ucode_data_free(); |
| if (wl->irq) |
| free_irq(wl->irq, wl); |
| #endif |
| |
| /* kill dpc */ |
| tasklet_kill(&wl->tasklet); |
| |
| if (wl->pub) { |
| wlc_module_unregister(wl->pub, "linux", wl); |
| } |
| |
| /* free common resources */ |
| if (wl->wlc) { |
| wlc_detach(wl->wlc); |
| wl->wlc = NULL; |
| wl->pub = NULL; |
| } |
| |
| /* virtual interface deletion is deferred so we cannot spinwait */ |
| |
| /* wait for all pending callbacks to complete */ |
| while (atomic_read(&wl->callbacks) > 0) |
| schedule(); |
| |
| /* free timers */ |
| for (t = wl->timers; t; t = next) { |
| next = t->next; |
| #ifdef BCMDBG |
| if (t->name) |
| MFREE(wl->osh, t->name, strlen(t->name) + 1); |
| #endif |
| MFREE(wl->osh, t, sizeof(wl_timer_t)); |
| } |
| |
| if (wl->ioctlbuf_sz) { |
| remove_proc_entry(PROC_ENTRY_NAME, NULL); |
| vfree(wl->ioctlbuf); |
| wl->ioctlbuf_sz = 0; |
| } |
| |
| osh = wl->osh; |
| |
| /* |
| * unregister_netdev() calls get_stats() which may read chip registers |
| * so we cannot unmap the chip registers until after calling unregister_netdev() . |
| */ |
| if (wl->regsva && BUSTYPE(wl->bcm_bustype) != SDIO_BUS && |
| BUSTYPE(wl->bcm_bustype) != JTAG_BUS) { |
| iounmap((void *)wl->regsva); |
| } |
| wl->regsva = NULL; |
| |
| #ifdef WLC_HIGH_ONLY |
| wl_rpcq_free(wl); |
| |
| wl_txq_free(wl); |
| |
| if (wl->rpc) { |
| bcm_rpc_detach(wl->rpc); |
| wl->rpc = NULL; |
| } |
| |
| if (wl->rpc_th) { |
| bcm_rpc_tp_detach(wl->rpc_th); |
| wl->rpc_th = NULL; |
| } |
| #endif /* WLC_HIGH_ONLY */ |
| |
| if (osl_malloced(osh)) { |
| printf("**** Memory leak of bytes %d\n", osl_malloced(osh)); |
| ASSERT(0 && "Memory Leak"); |
| } |
| |
| osl_detach(osh); |
| } |
| |
| #ifdef WLC_LOW |
| /* transmit a packet */ |
| static int BCMFASTPATH wl_start(struct sk_buff *skb, wl_info_t * wl) |
| { |
| if (!wl) |
| return -ENETDOWN; |
| |
| return wl_start_int(wl, WL_TO_HW(wl), skb); |
| } |
| #endif /* WLC_LOW */ |
| |
| static int BCMFASTPATH |
| wl_start_int(wl_info_t * wl, struct ieee80211_hw *hw, struct sk_buff *skb) |
| { |
| #ifdef WLC_HIGH_ONLY |
| WL_LOCK(wl); |
| #endif |
| wlc_sendpkt_mac80211(wl->wlc, skb, hw); |
| #ifdef WLC_HIGH_ONLY |
| WL_UNLOCK(wl); |
| #endif |
| return (NETDEV_TX_OK); |
| } |
| |
| void wl_txflowcontrol(wl_info_t * wl, struct wl_if *wlif, bool state, int prio) |
| { |
| WL_ERROR(("Shouldn't be here %s\n", __func__)); |
| } |
| |
| #if defined(WLC_HIGH_ONLY) |
| /* Schedule a completion handler to run at safe time */ |
| static int |
| wl_schedule_task(wl_info_t * wl, void (*fn) (struct wl_task * task), |
| void *context) |
| { |
| wl_task_t *task; |
| |
| WL_TRACE(("wl%d: wl_schedule_task\n", wl->pub->unit)); |
| |
| if (!(task = osl_malloc(wl->osh, sizeof(wl_task_t)))) { |
| WL_ERROR(("wl%d: wl_schedule_task: out of memory, malloced %d bytes\n", wl->pub->unit, osl_malloced(wl->osh))); |
| return -ENOMEM; |
| } |
| |
| MY_INIT_WORK(&task->work, (work_func_t) fn); |
| task->context = context; |
| |
| if (!schedule_work(&task->work)) { |
| WL_ERROR(("wl%d: schedule_work() failed\n", wl->pub->unit)); |
| MFREE(wl->osh, task, sizeof(wl_task_t)); |
| return -ENOMEM; |
| } |
| |
| atomic_inc(&wl->callbacks); |
| |
| return 0; |
| } |
| #endif /* defined(WLC_HIGH_ONLY) */ |
| |
| void wl_init(wl_info_t * wl) |
| { |
| WL_TRACE(("wl%d: wl_init\n", wl->pub->unit)); |
| |
| wl_reset(wl); |
| |
| wlc_init(wl->wlc); |
| } |
| |
| uint wl_reset(wl_info_t * wl) |
| { |
| WL_TRACE(("wl%d: wl_reset\n", wl->pub->unit)); |
| |
| wlc_reset(wl->wlc); |
| |
| /* dpc will not be rescheduled */ |
| wl->resched = 0; |
| |
| return (0); |
| } |
| |
| /* |
| * These are interrupt on/off entry points. Disable interrupts |
| * during interrupt state transition. |
| */ |
| void BCMFASTPATH wl_intrson(wl_info_t * wl) |
| { |
| #if defined(WLC_LOW) |
| unsigned long flags; |
| |
| INT_LOCK(wl, flags); |
| wlc_intrson(wl->wlc); |
| INT_UNLOCK(wl, flags); |
| #endif /* WLC_LOW */ |
| } |
| |
| bool wl_alloc_dma_resources(wl_info_t * wl, uint addrwidth) |
| { |
| return TRUE; |
| } |
| |
| uint32 BCMFASTPATH wl_intrsoff(wl_info_t * wl) |
| { |
| #if defined(WLC_LOW) |
| unsigned long flags; |
| uint32 status; |
| |
| INT_LOCK(wl, flags); |
| status = wlc_intrsoff(wl->wlc); |
| INT_UNLOCK(wl, flags); |
| return status; |
| #else |
| return 0; |
| #endif /* WLC_LOW */ |
| } |
| |
| void wl_intrsrestore(wl_info_t * wl, uint32 macintmask) |
| { |
| #if defined(WLC_LOW) |
| unsigned long flags; |
| |
| INT_LOCK(wl, flags); |
| wlc_intrsrestore(wl->wlc, macintmask); |
| INT_UNLOCK(wl, flags); |
| #endif /* WLC_LOW */ |
| } |
| |
| int wl_up(wl_info_t * wl) |
| { |
| int error = 0; |
| |
| if (wl->pub->up) |
| return (0); |
| |
| error = wlc_up(wl->wlc); |
| |
| return (error); |
| } |
| |
| void wl_down(wl_info_t * wl) |
| { |
| uint callbacks, ret_val = 0; |
| |
| /* call common down function */ |
| ret_val = wlc_down(wl->wlc); |
| callbacks = atomic_read(&wl->callbacks) - ret_val; |
| |
| /* wait for down callbacks to complete */ |
| WL_UNLOCK(wl); |
| |
| #ifndef WLC_HIGH_ONLY |
| /* For HIGH_only driver, it's important to actually schedule other work, |
| * not just spin wait since everything runs at schedule level |
| */ |
| SPINWAIT((atomic_read(&wl->callbacks) > callbacks), 100 * 1000); |
| #endif /* WLC_HIGH_ONLY */ |
| |
| WL_LOCK(wl); |
| } |
| |
| irqreturn_t BCMFASTPATH wl_isr(int irq, void *dev_id) |
| { |
| #if defined(WLC_LOW) |
| wl_info_t *wl; |
| bool ours, wantdpc; |
| unsigned long flags; |
| |
| wl = (wl_info_t *) dev_id; |
| |
| WL_ISRLOCK(wl, flags); |
| |
| /* call common first level interrupt handler */ |
| if ((ours = wlc_isr(wl->wlc, &wantdpc))) { |
| /* if more to do... */ |
| if (wantdpc) { |
| |
| /* ...and call the second level interrupt handler */ |
| /* schedule dpc */ |
| ASSERT(wl->resched == FALSE); |
| tasklet_schedule(&wl->tasklet); |
| } |
| } |
| |
| WL_ISRUNLOCK(wl, flags); |
| |
| return IRQ_RETVAL(ours); |
| #else |
| return IRQ_RETVAL(0); |
| #endif /* WLC_LOW */ |
| } |
| |
| static void BCMFASTPATH wl_dpc(ulong data) |
| { |
| #ifdef WLC_LOW |
| wl_info_t *wl; |
| |
| wl = (wl_info_t *) data; |
| |
| WL_LOCK(wl); |
| |
| /* call the common second level interrupt handler */ |
| if (wl->pub->up) { |
| if (wl->resched) { |
| unsigned long flags; |
| |
| INT_LOCK(wl, flags); |
| wlc_intrsupd(wl->wlc); |
| INT_UNLOCK(wl, flags); |
| } |
| |
| wl->resched = wlc_dpc(wl->wlc, TRUE); |
| } |
| |
| /* wlc_dpc() may bring the driver down */ |
| if (!wl->pub->up) |
| goto done; |
| |
| /* re-schedule dpc */ |
| if (wl->resched) |
| tasklet_schedule(&wl->tasklet); |
| else { |
| /* re-enable interrupts */ |
| wl_intrson(wl); |
| } |
| |
| done: |
| WL_UNLOCK(wl); |
| #endif /* WLC_LOW */ |
| } |
| |
| static void wl_link_up(wl_info_t * wl, char *ifname) |
| { |
| WL_ERROR(("wl%d: link up (%s)\n", wl->pub->unit, ifname)); |
| } |
| |
| static void wl_link_down(wl_info_t * wl, char *ifname) |
| { |
| WL_ERROR(("wl%d: link down (%s)\n", wl->pub->unit, ifname)); |
| } |
| |
| void wl_event(wl_info_t * wl, char *ifname, wlc_event_t * e) |
| { |
| |
| switch (e->event.event_type) { |
| case WLC_E_LINK: |
| case WLC_E_NDIS_LINK: |
| if (e->event.flags & WLC_EVENT_MSG_LINK) |
| wl_link_up(wl, ifname); |
| else |
| wl_link_down(wl, ifname); |
| break; |
| case WLC_E_RADIO: |
| break; |
| } |
| } |
| |
| static void wl_timer(ulong data) |
| { |
| #ifndef WLC_HIGH_ONLY |
| _wl_timer((wl_timer_t *) data); |
| #else |
| wl_timer_t *t = (wl_timer_t *) data; |
| wl_schedule_task(t->wl, wl_timer_task, t); |
| #endif /* WLC_HIGH_ONLY */ |
| } |
| |
| static void _wl_timer(wl_timer_t * t) |
| { |
| WL_LOCK(t->wl); |
| |
| if (t->set) { |
| if (t->periodic) { |
| t->timer.expires = jiffies + t->ms * HZ / 1000; |
| atomic_inc(&t->wl->callbacks); |
| add_timer(&t->timer); |
| t->set = TRUE; |
| } else |
| t->set = FALSE; |
| |
| t->fn(t->arg); |
| } |
| |
| atomic_dec(&t->wl->callbacks); |
| |
| WL_UNLOCK(t->wl); |
| } |
| |
| wl_timer_t *wl_init_timer(wl_info_t * wl, void (*fn) (void *arg), void *arg, |
| const char *name) |
| { |
| wl_timer_t *t; |
| |
| if (!(t = osl_malloc(wl->osh, sizeof(wl_timer_t)))) { |
| WL_ERROR(("wl%d: wl_init_timer: out of memory, malloced %d bytes\n", wl->pub->unit, osl_malloced(wl->osh))); |
| return 0; |
| } |
| |
| bzero(t, sizeof(wl_timer_t)); |
| |
| init_timer(&t->timer); |
| t->timer.data = (ulong) t; |
| t->timer.function = wl_timer; |
| t->wl = wl; |
| t->fn = fn; |
| t->arg = arg; |
| t->next = wl->timers; |
| wl->timers = t; |
| |
| #ifdef BCMDBG |
| if ((t->name = osl_malloc(wl->osh, strlen(name) + 1))) |
| strcpy(t->name, name); |
| #endif |
| |
| return t; |
| } |
| |
| /* BMAC_NOTE: Add timer adds only the kernel timer since it's going to be more accurate |
| * as well as it's easier to make it periodic |
| */ |
| void wl_add_timer(wl_info_t * wl, wl_timer_t * t, uint ms, int periodic) |
| { |
| #ifdef BCMDBG |
| if (t->set) { |
| WL_ERROR(("%s: Already set. Name: %s, per %d\n", |
| __func__, t->name, periodic)); |
| } |
| #endif |
| ASSERT(!t->set); |
| |
| t->ms = ms; |
| t->periodic = (bool) periodic; |
| t->set = TRUE; |
| t->timer.expires = jiffies + ms * HZ / 1000; |
| |
| atomic_inc(&wl->callbacks); |
| add_timer(&t->timer); |
| } |
| |
| /* return TRUE if timer successfully deleted, FALSE if still pending */ |
| bool wl_del_timer(wl_info_t * wl, wl_timer_t * t) |
| { |
| if (t->set) { |
| t->set = FALSE; |
| if (!del_timer(&t->timer)) { |
| return FALSE; |
| } |
| atomic_dec(&wl->callbacks); |
| } |
| |
| return TRUE; |
| } |
| |
| void wl_free_timer(wl_info_t * wl, wl_timer_t * t) |
| { |
| wl_timer_t *tmp; |
| |
| /* delete the timer in case it is active */ |
| wl_del_timer(wl, t); |
| |
| if (wl->timers == t) { |
| wl->timers = wl->timers->next; |
| #ifdef BCMDBG |
| if (t->name) |
| MFREE(wl->osh, t->name, strlen(t->name) + 1); |
| #endif |
| MFREE(wl->osh, t, sizeof(wl_timer_t)); |
| return; |
| |
| } |
| |
| tmp = wl->timers; |
| while (tmp) { |
| if (tmp->next == t) { |
| tmp->next = t->next; |
| #ifdef BCMDBG |
| if (t->name) |
| MFREE(wl->osh, t->name, strlen(t->name) + 1); |
| #endif |
| MFREE(wl->osh, t, sizeof(wl_timer_t)); |
| return; |
| } |
| tmp = tmp->next; |
| } |
| |
| } |
| |
| static int wl_linux_watchdog(void *ctx) |
| { |
| wl_info_t *wl = (wl_info_t *) ctx; |
| struct net_device_stats *stats = NULL; |
| uint id; |
| /* refresh stats */ |
| if (wl->pub->up) { |
| ASSERT(wl->stats_id < 2); |
| |
| id = 1 - wl->stats_id; |
| |
| stats = &wl->stats_watchdog[id]; |
| stats->rx_packets = WLCNTVAL(wl->pub->_cnt->rxframe); |
| stats->tx_packets = WLCNTVAL(wl->pub->_cnt->txframe); |
| stats->rx_bytes = WLCNTVAL(wl->pub->_cnt->rxbyte); |
| stats->tx_bytes = WLCNTVAL(wl->pub->_cnt->txbyte); |
| stats->rx_errors = WLCNTVAL(wl->pub->_cnt->rxerror); |
| stats->tx_errors = WLCNTVAL(wl->pub->_cnt->txerror); |
| stats->collisions = 0; |
| |
| stats->rx_length_errors = 0; |
| stats->rx_over_errors = WLCNTVAL(wl->pub->_cnt->rxoflo); |
| stats->rx_crc_errors = WLCNTVAL(wl->pub->_cnt->rxcrc); |
| stats->rx_frame_errors = 0; |
| stats->rx_fifo_errors = WLCNTVAL(wl->pub->_cnt->rxoflo); |
| stats->rx_missed_errors = 0; |
| |
| stats->tx_fifo_errors = WLCNTVAL(wl->pub->_cnt->txuflo); |
| |
| wl->stats_id = id; |
| |
| } |
| |
| return 0; |
| } |
| |
| struct wl_fw_hdr { |
| uint32 offset; |
| uint32 len; |
| uint32 idx; |
| }; |
| |
| #ifdef WLC_HIGH_ONLY |
| static void wl_rpc_down(void *wlh) |
| { |
| wl_info_t *wl = (wl_info_t *) (wlh); |
| |
| wlc_device_removed(wl->wlc); |
| |
| wl_rpcq_free(wl); |
| } |
| |
| static int BCMFASTPATH wl_start(struct sk_buff *skb, wl_info_t * wl) |
| { |
| |
| ulong flags; |
| |
| skb->prev = NULL; |
| |
| /* Lock the queue as tasklet could be running at this time */ |
| TXQ_LOCK(wl, flags); |
| if (wl->txq_head == NULL) |
| wl->txq_head = skb; |
| else { |
| wl->txq_tail->prev = skb; |
| } |
| wl->txq_tail = skb; |
| |
| if (wl->txq_dispatched == FALSE) { |
| wl->txq_dispatched = TRUE; |
| |
| if (schedule_work(&wl->txq_task.work)) { |
| atomic_inc(&wl->callbacks); |
| } else { |
| WL_ERROR(("wl%d: wl_start/schedule_work failed\n", |
| wl->pub->unit)); |
| } |
| } |
| |
| TXQ_UNLOCK(wl, flags); |
| |
| return (0); |
| |
| } |
| |
| static void wl_start_txqwork(struct wl_task *task) |
| { |
| wl_info_t *wl = (wl_info_t *) task->context; |
| struct sk_buff *skb; |
| ulong flags; |
| uint count = 0; |
| |
| WL_TRACE(("wl%d: wl_start_txqwork\n", wl->pub->unit)); |
| |
| /* First remove an entry then go for execution */ |
| TXQ_LOCK(wl, flags); |
| while (wl->txq_head) { |
| skb = wl->txq_head; |
| wl->txq_head = skb->prev; |
| skb->prev = NULL; |
| if (wl->txq_head == NULL) |
| wl->txq_tail = NULL; |
| TXQ_UNLOCK(wl, flags); |
| |
| /* it has WL_LOCK/WL_UNLOCK inside */ |
| wl_start_int(wl, WL_TO_HW(wl), skb); |
| |
| /* bounded our execution, reshedule ourself next */ |
| if (++count >= 10) |
| break; |
| |
| TXQ_LOCK(wl, flags); |
| } |
| |
| if (count >= 10) { |
| if (!schedule_work(&wl->txq_task.work)) { |
| WL_ERROR(("wl%d: wl_start/schedule_work failed\n", |
| wl->pub->unit)); |
| atomic_dec(&wl->callbacks); |
| } |
| } else { |
| wl->txq_dispatched = FALSE; |
| TXQ_UNLOCK(wl, flags); |
| atomic_dec(&wl->callbacks); |
| } |
| |
| return; |
| } |
| |
| static void wl_txq_free(wl_info_t * wl) |
| { |
| struct sk_buff *skb; |
| |
| if (wl->txq_head == NULL) { |
| ASSERT(wl->txq_tail == NULL); |
| return; |
| } |
| |
| while (wl->txq_head) { |
| skb = wl->txq_head; |
| wl->txq_head = skb->prev; |
| PKTFREE(wl->osh, skb, TRUE); |
| } |
| |
| wl->txq_tail = NULL; |
| } |
| |
| static void wl_rpcq_free(wl_info_t * wl) |
| { |
| rpc_buf_t *buf; |
| |
| if (wl->rpcq_head == NULL) { |
| ASSERT(wl->rpcq_tail == NULL); |
| return; |
| } |
| |
| while (wl->rpcq_head) { |
| buf = wl->rpcq_head; |
| wl->rpcq_head = bcm_rpc_buf_next_get(wl->rpc_th, buf); |
| bcm_rpc_buf_free(wl->rpc_dispatch_ctx.rpc, buf); |
| } |
| |
| wl->rpcq_tail = NULL; |
| } |
| |
| static void wl_rpcq_dispatch(struct wl_task *task) |
| { |
| wl_info_t *wl = (wl_info_t *) task->context; |
| rpc_buf_t *buf; |
| ulong flags; |
| |
| /* First remove an entry then go for execution */ |
| RPCQ_LOCK(wl, flags); |
| while (wl->rpcq_head) { |
| buf = wl->rpcq_head; |
| wl->rpcq_head = bcm_rpc_buf_next_get(wl->rpc_th, buf); |
| |
| if (wl->rpcq_head == NULL) |
| wl->rpcq_tail = NULL; |
| RPCQ_UNLOCK(wl, flags); |
| |
| WL_LOCK(wl); |
| wlc_rpc_high_dispatch(&wl->rpc_dispatch_ctx, buf); |
| WL_UNLOCK(wl); |
| |
| RPCQ_LOCK(wl, flags); |
| } |
| |
| wl->rpcq_dispatched = FALSE; |
| |
| RPCQ_UNLOCK(wl, flags); |
| |
| MFREE(wl->osh, task, sizeof(wl_task_t)); |
| atomic_dec(&wl->callbacks); |
| } |
| |
| static void wl_rpcq_add(wl_info_t * wl, rpc_buf_t * buf) |
| { |
| ulong flags; |
| |
| bcm_rpc_buf_next_set(wl->rpc_th, buf, NULL); |
| |
| /* Lock the queue as tasklet could be running at this time */ |
| RPCQ_LOCK(wl, flags); |
| if (wl->rpcq_head == NULL) |
| wl->rpcq_head = buf; |
| else |
| bcm_rpc_buf_next_set(wl->rpc_th, wl->rpcq_tail, buf); |
| |
| wl->rpcq_tail = buf; |
| |
| if (wl->rpcq_dispatched == FALSE) { |
| wl->rpcq_dispatched = TRUE; |
| wl_schedule_task(wl, wl_rpcq_dispatch, wl); |
| } |
| |
| RPCQ_UNLOCK(wl, flags); |
| } |
| |
| #if defined(BCMDBG) |
| static const struct name_entry rpc_name_tbl[] = RPC_ID_TABLE; |
| #endif /* BCMDBG */ |
| |
| /* dongle-side rpc dispatch routine */ |
| static void wl_rpc_dispatch_schedule(void *ctx, struct rpc_buf *buf) |
| { |
| bcm_xdr_buf_t b; |
| wl_info_t *wl = (wl_info_t *) ctx; |
| wlc_rpc_id_t rpc_id; |
| int err; |
| |
| bcm_xdr_buf_init(&b, bcm_rpc_buf_data(wl->rpc_th, buf), |
| bcm_rpc_buf_len_get(wl->rpc_th, buf)); |
| |
| err = bcm_xdr_unpack_uint32(&b, &rpc_id); |
| ASSERT(!err); |
| WL_TRACE(("%s: Dispatch id %s\n", __func__, |
| WLC_RPC_ID_LOOKUP(rpc_name_tbl, rpc_id))); |
| |
| /* Handle few emergency ones */ |
| switch (rpc_id) { |
| default: |
| wl_rpcq_add(wl, buf); |
| break; |
| } |
| } |
| |
| static void wl_timer_task(wl_task_t * task) |
| { |
| wl_timer_t *t = (wl_timer_t *) task->context; |
| |
| _wl_timer(t); |
| MFREE(t->wl->osh, task, sizeof(wl_task_t)); |
| |
| /* This dec is for the task_schedule. The timer related |
| * callback is decremented in _wl_timer |
| */ |
| atomic_dec(&t->wl->callbacks); |
| } |
| #endif /* WLC_HIGH_ONLY */ |
| |
| #ifndef WLC_HIGH_ONLY |
| char *wl_firmwares[WL_MAX_FW] = { |
| "brcm/bcm43xx", |
| NULL |
| }; |
| |
| #ifdef WLC_LOW |
| int wl_ucode_init_buf(wl_info_t * wl, void **pbuf, uint32 idx) |
| { |
| int i, entry; |
| const uint8 *pdata; |
| struct wl_fw_hdr *hdr; |
| for (i = 0; i < wl->fw.fw_cnt; i++) { |
| hdr = (struct wl_fw_hdr *)wl->fw.fw_hdr[i]->data; |
| for (entry = 0; entry < wl->fw.hdr_num_entries[i]; |
| entry++, hdr++) { |
| if (hdr->idx == idx) { |
| pdata = wl->fw.fw_bin[i]->data + hdr->offset; |
| *pbuf = kmalloc(hdr->len, GFP_ATOMIC); |
| if (*pbuf == NULL) { |
| printf("fail to alloc %d bytes\n", |
| hdr->len); |
| } |
| bcopy(pdata, *pbuf, hdr->len); |
| return 0; |
| } |
| } |
| } |
| printf("ERROR: ucode buf tag:%d can not be found!\n", idx); |
| *pbuf = NULL; |
| return -1; |
| } |
| |
| int wl_ucode_init_uint(wl_info_t * wl, uint32 * data, uint32 idx) |
| { |
| int i, entry; |
| const uint8 *pdata; |
| struct wl_fw_hdr *hdr; |
| for (i = 0; i < wl->fw.fw_cnt; i++) { |
| hdr = (struct wl_fw_hdr *)wl->fw.fw_hdr[i]->data; |
| for (entry = 0; entry < wl->fw.hdr_num_entries[i]; |
| entry++, hdr++) { |
| if (hdr->idx == idx) { |
| pdata = wl->fw.fw_bin[i]->data + hdr->offset; |
| ASSERT(hdr->len == 4); |
| *data = *((uint32 *) pdata); |
| return 0; |
| } |
| } |
| } |
| printf("ERROR: ucode tag:%d can not be found!\n", idx); |
| return -1; |
| } |
| #endif /* WLC_LOW */ |
| |
| static int wl_request_fw(wl_info_t * wl, struct pci_dev *pdev) |
| { |
| int status; |
| struct device *device = &pdev->dev; |
| char fw_name[100]; |
| int i; |
| |
| bzero((void *)&wl->fw, sizeof(struct wl_firmware)); |
| for (i = 0; i < WL_MAX_FW; i++) { |
| if (wl_firmwares[i] == NULL) |
| break; |
| sprintf(fw_name, "%s-%d.fw", wl_firmwares[i], |
| UCODE_LOADER_API_VER); |
| WL_NONE(("request fw %s\n", fw_name)); |
| status = request_firmware(&wl->fw.fw_bin[i], fw_name, device); |
| if (status) { |
| printf("fail to request firmware %s\n", fw_name); |
| wl_release_fw(wl); |
| return status; |
| } |
| WL_NONE(("request fw %s\n", fw_name)); |
| sprintf(fw_name, "%s_hdr-%d.fw", wl_firmwares[i], |
| UCODE_LOADER_API_VER); |
| status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device); |
| if (status) { |
| printf("fail to request firmware %s\n", fw_name); |
| wl_release_fw(wl); |
| return status; |
| } |
| wl->fw.hdr_num_entries[i] = |
| wl->fw.fw_hdr[i]->size / (sizeof(struct wl_fw_hdr)); |
| WL_NONE(("request fw %s find: %d entries\n", fw_name, |
| wl->fw.hdr_num_entries[i])); |
| } |
| wl->fw.fw_cnt = i; |
| wl_ucode_data_init(wl); |
| return 0; |
| } |
| |
| #ifdef WLC_LOW |
| void wl_ucode_free_buf(void *p) |
| { |
| kfree(p); |
| } |
| #endif /* WLC_LOW */ |
| |
| static void wl_release_fw(wl_info_t * wl) |
| { |
| int i; |
| for (i = 0; i < WL_MAX_FW; i++) { |
| release_firmware(wl->fw.fw_bin[i]); |
| release_firmware(wl->fw.fw_hdr[i]); |
| } |
| } |
| #endif /* WLC_HIGH_ONLY */ |