diff options
Diffstat (limited to 'drivers/staging/rtl8192ee/core.c')
| -rw-r--r-- | drivers/staging/rtl8192ee/core.c | 1600 |
1 files changed, 0 insertions, 1600 deletions
diff --git a/drivers/staging/rtl8192ee/core.c b/drivers/staging/rtl8192ee/core.c deleted file mode 100644 index 7f6accd59986..000000000000 --- a/drivers/staging/rtl8192ee/core.c +++ /dev/null @@ -1,1600 +0,0 @@ -/****************************************************************************** - * - * Copyright(c) 2009-2010 Realtek Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * - * Contact Information: - * wlanfae <wlanfae@realtek.com> - * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, - * Hsinchu 300, Taiwan. - * - * Larry Finger <Larry.Finger@lwfinger.net> - * - *****************************************************************************/ - -#include "wifi.h" -#include "core.h" -#include "cam.h" -#include "base.h" -#include "ps.h" - -#include "btcoexist/rtl_btc.h" - -/*mutex for start & stop is must here. */ -static int rtl_op_start(struct ieee80211_hw *hw) -{ - int err = 0; - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); - - if (!is_hal_stop(rtlhal)) - return 0; - if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) - return 0; - mutex_lock(&rtlpriv->locks.conf_mutex); - err = rtlpriv->intf_ops->adapter_start(hw); - if (err) - goto out; - rtl92e_watch_dog_timer_callback((unsigned long)hw); - -out: - mutex_unlock(&rtlpriv->locks.conf_mutex); - return err; -} - -static void rtl_op_stop(struct ieee80211_hw *hw) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); - struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - bool b_support_remote_wakeup = false; - - if (is_hal_stop(rtlhal)) - return; - - rtlpriv->cfg->ops->get_hw_reg(hw, HAL_DEF_WOWLAN, - (u8 *)(&b_support_remote_wakeup)); - /* here is must, because adhoc do stop and start, - * but stop with RFOFF may cause something wrong, - * like adhoc TP */ - if (unlikely(ppsc->rfpwr_state == ERFOFF)) - rtl92e_ips_nic_on(hw); - - mutex_lock(&rtlpriv->locks.conf_mutex); - /* if wowlan supported, DON'T clear connected info */ - if (!(b_support_remote_wakeup && - rtlhal->b_enter_pnp_sleep)) { - mac->link_state = MAC80211_NOLINK; - memset(mac->bssid, 0, 6); - mac->vendor = PEER_UNKNOWN; - - /* reset sec info */ - rtl92e_cam_reset_sec_info(hw); - - rtl92e_deinit_deferred_work(hw); - } - rtlpriv->intf_ops->adapter_stop(hw); - - mutex_unlock(&rtlpriv->locks.conf_mutex); -} - -static void rtl_op_tx(struct ieee80211_hw *hw, - struct ieee80211_tx_control *control, - struct sk_buff *skb) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); - struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - struct rtl_tcb_desc tcb_desc; - memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); - - if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) - goto err_free; - - if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) - goto err_free; - - if (!rtlpriv->intf_ops->waitq_insert(hw, control->sta, skb)) - rtlpriv->intf_ops->adapter_tx(hw, control->sta, skb, &tcb_desc); - return; - -err_free: - dev_kfree_skb_any(skb); - return; -} - -static int rtl_op_add_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - int err = 0; - - if (mac->vif) { - RT_TRACE(COMP_ERR, DBG_WARNING, - ("vif has been set!! mac->vif = 0x%p\n", mac->vif)); - return -EOPNOTSUPP; - } - - vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; - - rtl92e_ips_nic_on(hw); - - mutex_lock(&rtlpriv->locks.conf_mutex); - switch (ieee80211_vif_type_p2p(vif)) { - case NL80211_IFTYPE_P2P_CLIENT: - mac->p2p = P2P_ROLE_CLIENT; - /*fall through*/ - case NL80211_IFTYPE_STATION: - if (mac->beacon_enabled == 1) { - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("NL80211_IFTYPE_STATION\n")); - mac->beacon_enabled = 0; - rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, - rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]); - } - break; - case NL80211_IFTYPE_ADHOC: - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("NL80211_IFTYPE_ADHOC\n")); - mac->link_state = MAC80211_LINKED; - rtlpriv->cfg->ops->set_bcn_reg(hw); - if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) - mac->basic_rates = 0xfff; - else - mac->basic_rates = 0xff0; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, - (u8 *)(&mac->basic_rates)); - break; - case NL80211_IFTYPE_P2P_GO: - mac->p2p = P2P_ROLE_GO; - /*fall through*/ - case NL80211_IFTYPE_AP: - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("NL80211_IFTYPE_AP\n")); - - mac->link_state = MAC80211_LINKED; - rtlpriv->cfg->ops->set_bcn_reg(hw); - if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) - mac->basic_rates = 0xfff; - else - mac->basic_rates = 0xff0; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, - (u8 *)(&mac->basic_rates)); - break; - case NL80211_IFTYPE_MESH_POINT: - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("NL80211_IFTYPE_MESH_POINT\n")); - - mac->link_state = MAC80211_LINKED; - rtlpriv->cfg->ops->set_bcn_reg(hw); - if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) - mac->basic_rates = 0xfff; - else - mac->basic_rates = 0xff0; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, - (u8 *)(&mac->basic_rates)); - break; - default: - RT_TRACE(COMP_ERR, DBG_EMERG, - ("operation mode %d is not support!\n", vif->type)); - err = -EOPNOTSUPP; - goto out; - } - -#ifdef VIF_TODO - if (!rtl_set_vif_info(hw, vif)) - goto out; -#endif - - if (mac->p2p) { - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("p2p role %x\n", vif->type)); - mac->basic_rates = 0xff0;/*disable cck rate for p2p*/ - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, - (u8 *)(&mac->basic_rates)); - } - mac->vif = vif; - mac->opmode = vif->type; - rtlpriv->cfg->ops->set_network_type(hw, vif->type); - ether_addr_copy(mac->mac_addr, vif->addr); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR, mac->mac_addr); - -out: - mutex_unlock(&rtlpriv->locks.conf_mutex); - return err; -} - -static void rtl_op_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - - mutex_lock(&rtlpriv->locks.conf_mutex); - - /* Free beacon resources */ - if ((vif->type == NL80211_IFTYPE_AP) || - (vif->type == NL80211_IFTYPE_ADHOC) || - (vif->type == NL80211_IFTYPE_MESH_POINT)) { - if (mac->beacon_enabled == 1) { - mac->beacon_enabled = 0; - rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, - rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]); - } - } - - /* - *Note: We assume NL80211_IFTYPE_UNSPECIFIED as - *NO LINK for our hardware. - */ - mac->p2p = 0; - mac->vif = NULL; - mac->link_state = MAC80211_NOLINK; - memset(mac->bssid, 0, 6); - mac->vendor = PEER_UNKNOWN; - mac->opmode = NL80211_IFTYPE_UNSPECIFIED; - rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); - - mutex_unlock(&rtlpriv->locks.conf_mutex); -} -/*<delete in kernel start>*/ -static int rtl_op_change_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - enum nl80211_iftype new_type, bool p2p) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - int ret; - rtl_op_remove_interface(hw, vif); - - vif->type = new_type; - vif->p2p = p2p; - ret = rtl_op_add_interface(hw, vif); - RT_TRACE(COMP_MAC80211, DBG_LOUD, - (" p2p %x\n", p2p)); - return ret; -} - -#ifdef CONFIG_PM -static u16 crc16_ccitt(u8 data, u16 crc) -{ - u8 shift_in, data_bit, crc_bit11, crc_bit4, crc_bit15; - u8 i; - u16 result; - - for (i = 0; i < 8; i++) { - crc_bit15 = ((crc & BIT(15)) ? 1 : 0); - data_bit = (data & (BIT(0) << i) ? 1 : 0); - shift_in = crc_bit15 ^ data_bit; - - result = crc << 1; - if (shift_in == 0) - result &= (~BIT(0)); - else - result |= BIT(0); - - crc_bit11 = ((crc & BIT(11)) ? 1 : 0) ^ shift_in; - if (crc_bit11 == 0) - result &= (~BIT(12)); - else - result |= BIT(12); - - crc_bit4 = ((crc & BIT(4)) ? 1 : 0) ^ shift_in; - if (crc_bit4 == 0) - result &= (~BIT(5)); - else - result |= BIT(5); - - crc = result; - } - - return crc; -} - -static u16 _calculate_wol_pattern_crc(u8 *pattern, u16 len) -{ - u16 crc = 0xffff; - u32 i; - - for (i = 0; i < len; i++) - crc = crc16_ccitt(pattern[i], crc); - crc = ~crc; - - return crc; -} - -static void _rtl_add_wowlan_patterns(struct ieee80211_hw *hw, - struct cfg80211_wowlan *wow) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = &(rtlpriv->mac80211); - struct cfg80211_pkt_pattern *patterns = wow->patterns; - struct rtl_wow_pattern rtl_pattern; - const u8 *pattern_os, *mask_os; - u8 mask[MAX_WOL_BIT_MASK_SIZE] = {0}; - u8 content[MAX_WOL_PATTERN_SIZE] = {0}; - u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; - u8 multicast_addr1[2] = {0x33, 0x33}; - u8 multicast_addr2[3] = {0x01, 0x00, 0x5e}; - u8 i, mask_len; - u16 j, len; - - for (i = 0; i < wow->n_patterns; i++) { - memset(&rtl_pattern, 0, sizeof(struct rtl_wow_pattern)); - memset(mask, 0, MAX_WOL_BIT_MASK_SIZE); - if (patterns[i].pattern_len > MAX_WOL_PATTERN_SIZE) { - RT_TRACE(COMP_POWER, DBG_WARNING, - ("Pattern[%d] is too long\n", i)); - continue; - } - pattern_os = patterns[i].pattern; - mask_len = DIV_ROUND_UP(patterns[i].pattern_len, 8); - mask_os = patterns[i].mask; - RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE, - "pattern content\n", pattern_os, - patterns[i].pattern_len); - RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE, - "mask content\n", mask_os, mask_len); - /* 1. unicast? multicast? or broadcast? */ - if (memcmp(pattern_os, broadcast_addr, 6) == 0) - rtl_pattern.type = BROADCAST_PATTERN; - else if (memcmp(pattern_os, multicast_addr1, 2) == 0 || - memcmp(pattern_os, multicast_addr2, 3) == 0) - rtl_pattern.type = MULTICAST_PATTERN; - else if (memcmp(pattern_os, mac->mac_addr, 6) == 0) - rtl_pattern.type = UNICAST_PATTERN; - else - rtl_pattern.type = UNKNOWN_TYPE; - - /* 2. translate mask_from_os to mask_for_hw */ - -/****************************************************************************** - * pattern from OS uses 'ethenet frame', like this: - - | 6 | 6 | 2 | 20 | Variable | 4 | - |--------+--------+------+-----------+------------+-----| - | 802.3 Mac Header | IP Header | TCP Packet | FCS | - | DA | SA | Type | - - * BUT, packet catched by our HW is in '802.11 frame', begin from LLC, - - | 24 or 30 | 6 | 2 | 20 | Variable | 4 | - |-------------------+--------+------+-----------+------------+-----| - | 802.11 MAC Header | LLC | IP Header | TCP Packet | FCS | - | Others | Tpye | - - * Therefore, we need translate mask_from_OS to mask_to_hw. - * We should left-shift mask by 6 bits, then set the new bit[0~5] = 0, - * because new mask[0~5] means 'SA', but our HW packet begins from LLC, - * bit[0~5] corresponds to first 6 Bytes in LLC, they just don't match. - ******************************************************************************/ - - /* Shift 6 bits */ - for (j = 0; j < mask_len - 1; j++) { - mask[j] = mask_os[j] >> 6; - mask[j] |= (mask_os[j + 1] & 0x3F) << 2; - } - mask[j] = (mask_os[j] >> 6) & 0x3F; - /* Set bit 0-5 to zero */ - mask[0] &= 0xC0; - - RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE, - "mask to hw\n", mask, mask_len); - for (j = 0; j < (MAX_WOL_BIT_MASK_SIZE + 1) / 4; j++) { - rtl_pattern.mask[j] = mask[j * 4]; - rtl_pattern.mask[j] |= (mask[j * 4 + 1] << 8); - rtl_pattern.mask[j] |= (mask[j * 4 + 2] << 16); - rtl_pattern.mask[j] |= (mask[j * 4 + 3] << 24); - } - - /* To get the wake up pattern from the mask. - * We do not count first 12 bits which means - * DA[6] and SA[6] in the pattern to match HW design. */ - len = 0; - for (j = 12; j < patterns[i].pattern_len; j++) { - if ((mask_os[j / 8] >> (j % 8)) & 0x01) { - content[len] = pattern_os[j]; - len++; - } - } - - RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE, - "pattern to hw\n", content, len); - /* 3. calculate crc */ - rtl_pattern.crc = _calculate_wol_pattern_crc(content, len); - RT_TRACE(COMP_POWER, DBG_TRACE, - ("CRC_Remainder = 0x%x", rtl_pattern.crc)); - - /* 4. write crc & mask_for_hw to hw */ - rtlpriv->cfg->ops->add_wowlan_pattern(hw, &rtl_pattern, i); - } - rtl_write_byte(rtlpriv, 0x698, wow->n_patterns); -} - -static int rtl_op_suspend(struct ieee80211_hw *hw, - struct cfg80211_wowlan *wow) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtlpriv); - struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - struct timeval ts; - - RT_TRACE(COMP_POWER, DBG_DMESG, ("\n")); - if (WARN_ON(!wow)) - return -EINVAL; - - /* to resolve s4 can not wake up*/ - do_gettimeofday(&ts); - rtlhal->last_suspend_sec = ts.tv_sec; - - if ((ppsc->wo_wlan_mode & WAKE_ON_PATTERN_MATCH) && wow->n_patterns) - _rtl_add_wowlan_patterns(hw, wow); - - rtlhal->driver_is_goingto_unload = true; - rtlhal->b_enter_pnp_sleep = true; - - rtl92e_lps_leave(hw); - rtl_op_stop(hw); - device_set_wakeup_enable(wiphy_dev(hw->wiphy), true); - return 0; -} - -static int rtl_op_resume(struct ieee80211_hw *hw) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtlpriv); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - struct timeval ts; - - RT_TRACE(COMP_POWER, DBG_DMESG, ("\n")); - rtlhal->driver_is_goingto_unload = false; - rtlhal->b_enter_pnp_sleep = false; - rtlhal->b_wake_from_pnp_sleep = true; - - /* to resovle s4 can not wake up*/ - do_gettimeofday(&ts); - if (ts.tv_sec - rtlhal->last_suspend_sec < 5) - return -1; - - rtl_op_start(hw); - device_set_wakeup_enable(wiphy_dev(hw->wiphy), false); - ieee80211_resume_disconnect(mac->vif); - rtlhal->b_wake_from_pnp_sleep = false; - return 0; -} -#endif - -static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_phy *rtlphy = &(rtlpriv->phy); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - struct ieee80211_conf *conf = &hw->conf; - - if (mac->skip_scan) - return 1; - - - mutex_lock(&rtlpriv->locks.conf_mutex); - if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { /* BIT(2) */ - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n")); - } - - /*For IPS */ - if (changed & IEEE80211_CONF_CHANGE_IDLE) { - if (hw->conf.flags & IEEE80211_CONF_IDLE) - rtl92e_ips_nic_off(hw); - else - rtl92e_ips_nic_on(hw); - } else { - /* - *although rfoff may not cause by ips, but we will - *check the reason in set_rf_power_state function - */ - if (unlikely(ppsc->rfpwr_state == ERFOFF)) - rtl92e_ips_nic_on(hw); - } - - /*For LPS */ - if (changed & IEEE80211_CONF_CHANGE_PS) { - cancel_delayed_work(&rtlpriv->works.ps_work); - cancel_delayed_work(&rtlpriv->works.ps_rfon_wq); - if (conf->flags & IEEE80211_CONF_PS) { - rtlpriv->psc.sw_ps_enabled = true; - /* sleep here is must, or we may recv the beacon and - * cause mac80211 into wrong ps state, this will cause - * power save nullfunc send fail, and further cause - * pkt loss, So sleep must quickly but not immediatly - * because that will cause nullfunc send by mac80211 - * fail, and cause pkt loss, we have tested that 5mA - * is worked very well */ - if (!rtlpriv->psc.multi_buffered) - queue_delayed_work(rtlpriv->works.rtl_wq, - &rtlpriv->works.ps_work, - MSECS(5)); - } else { - rtl92e_swlps_rf_awake(hw); - rtlpriv->psc.sw_ps_enabled = false; - } - } - - if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n", - hw->conf.long_frame_max_tx_count)); - mac->retry_long = hw->conf.long_frame_max_tx_count; - mac->retry_short = hw->conf.long_frame_max_tx_count; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT, - (u8 *)(&hw->conf.long_frame_max_tx_count)); - } - if (changed & IEEE80211_CONF_CHANGE_CHANNEL && - !rtlpriv->proximity.proxim_on) { - struct ieee80211_channel *channel = hw->conf.chandef.chan; - enum nl80211_chan_width width = hw->conf.chandef.width; - u8 wide_chan = (u8) channel->hw_value; - enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT; - - /* channel_type is for 20&40M */ - if (width < NL80211_CHAN_WIDTH_80) - channel_type = cfg80211_get_chandef_type(&(hw->conf.chandef)); - if (mac->act_scanning) - mac->n_channels++; - - if (rtlpriv->dm.supp_phymode_switch && - mac->link_state < MAC80211_LINKED && - !mac->act_scanning) { - if (rtlpriv->cfg->ops->check_switch_to_dmdp) - rtlpriv->cfg->ops->check_switch_to_dmdp(hw); - } - - /* - *because we should back channel to - *current_network.chan in in scanning, - *So if set_chan == current_network.chan - *we should set it. - *because mac80211 tell us wrong bw40 - *info for cisco1253 bw20, so we modify - *it here based on UPPER & LOWER - */ - - if (width >= NL80211_CHAN_WIDTH_80) { - if (width == NL80211_CHAN_WIDTH_80) { - u32 center_freq = hw->conf.chandef.center_freq1; - u32 primary_freq = - (u32)hw->conf.chandef.chan->center_freq; - - rtlphy->current_chan_bw = - HT_CHANNEL_WIDTH_80; - mac->bw_80 = true; - mac->bw_40 = true; - if (center_freq > primary_freq) { - mac->cur_80_prime_sc = - PRIME_CHNL_OFFSET_LOWER; - if (center_freq - primary_freq == 10) { - mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_UPPER; - - wide_chan += 2; - } else if (center_freq - primary_freq == 30) { - mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_LOWER; - - wide_chan += 6; - } - } else { - mac->cur_80_prime_sc = - PRIME_CHNL_OFFSET_UPPER; - if (primary_freq - center_freq == 10) { - mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_LOWER; - - wide_chan -= 2; - } else if (primary_freq - center_freq == 30) { - mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_UPPER; - - wide_chan -= 6; - } - } - } - } else { - switch (channel_type) { - case NL80211_CHAN_HT20: - case NL80211_CHAN_NO_HT: - /* SC */ - mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_DONT_CARE; - rtlphy->current_chan_bw = - HT_CHANNEL_WIDTH_20; - mac->bw_40 = false; - mac->bw_80 = false; - break; - case NL80211_CHAN_HT40MINUS: - /* SC */ - mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_UPPER; - rtlphy->current_chan_bw = - HT_CHANNEL_WIDTH_20_40; - mac->bw_40 = true; - mac->bw_80 = false; - - /*wide channel */ - wide_chan -= 2; - break; - case NL80211_CHAN_HT40PLUS: - /* SC */ - mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_LOWER; - rtlphy->current_chan_bw = - HT_CHANNEL_WIDTH_20_40; - mac->bw_40 = true; - mac->bw_80 = false; - /*wide channel */ - wide_chan += 2; - break; - default: - mac->bw_40 = false; - mac->bw_80 = false; - RT_TRACE(COMP_ERR, DBG_EMERG, - ("switch case not processed\n")); - break; - } - } - - if (wide_chan <= 0) - wide_chan = 1; - - /* in scanning, when before we offchannel we may send a ps=1 - * null to AP, and then we may send a ps = 0 null to AP quickly, - * but first null have cause AP's put lots of packet to hw tx - * buffer, these packet must be tx before off channel so we must - * delay more time to let AP flush these packets before - * offchannel, or dis-association or delete BA will happen by AP - */ - if (rtlpriv->mac80211.offchan_deley) { - rtlpriv->mac80211.offchan_deley = false; - mdelay(50); - } - - rtlphy->current_channel = wide_chan; - - rtlpriv->cfg->ops->switch_channel(hw); - rtlpriv->cfg->ops->set_channel_access(hw); - rtlpriv->cfg->ops->set_bw_mode(hw, - channel_type); - } - - mutex_unlock(&rtlpriv->locks.conf_mutex); - - return 0; -} - -static void rtl_op_configure_filter(struct ieee80211_hw *hw, - unsigned int changed_flags, - unsigned int *new_flags, u64 multicast) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - - *new_flags &= RTL_SUPPORTED_FILTERS; - if (0 == changed_flags) - return; - - /*TODO: we disable broadcase now, so enable here */ - if (changed_flags & FIF_ALLMULTI) { - if (*new_flags & FIF_ALLMULTI) { - mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AM] | - rtlpriv->cfg->maps[MAC_RCR_AB]; - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Enable receive multicast frame.\n")); - } else { - mac->rx_conf &= ~(rtlpriv->cfg->maps[MAC_RCR_AM] | - rtlpriv->cfg->maps[MAC_RCR_AB]); - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Disable receive multicast frame.\n")); - } - } - - if (changed_flags & FIF_FCSFAIL) { - if (*new_flags & FIF_FCSFAIL) { - mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32]; - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Enable receive FCS error frame.\n")); - } else { - mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32]; - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Disable receive FCS error frame.\n")); - } - } - - /* if ssid not set to hw don't check bssid - * here just used for linked scanning, & linked - * and nolink check bssid is set in set network_type */ - if ((changed_flags & FIF_BCN_PRBRESP_PROMISC) && - (mac->link_state >= MAC80211_LINKED)) { - if (mac->opmode != NL80211_IFTYPE_AP && - mac->opmode != NL80211_IFTYPE_MESH_POINT) { - if (*new_flags & FIF_BCN_PRBRESP_PROMISC) - rtlpriv->cfg->ops->set_chk_bssid(hw, false); - else - rtlpriv->cfg->ops->set_chk_bssid(hw, true); - } - } - - if (changed_flags & FIF_CONTROL) { - if (*new_flags & FIF_CONTROL) { - mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF]; - - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Enable receive control frame.\n")); - } else { - mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Disable receive control frame.\n")); - } - } - - if (changed_flags & FIF_OTHER_BSS) { - if (*new_flags & FIF_OTHER_BSS) { - mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP]; - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Enable receive other BSS's frame.\n")); - } else { - mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP]; - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("Disable receive other BSS's frame.\n")); - } - } -} -static int rtl_op_sta_add(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - struct rtl_sta_info *sta_entry; - - if (sta) { - sta_entry = (struct rtl_sta_info *)sta->drv_priv; - spin_lock_bh(&rtlpriv->locks.entry_list_lock); - list_add_tail(&sta_entry->list, &rtlpriv->entry_list); - spin_unlock_bh(&rtlpriv->locks.entry_list_lock); - if (rtlhal->current_bandtype == BAND_ON_2_4G) { - sta_entry->wireless_mode = WIRELESS_MODE_G; - if (sta->supp_rates[0] <= 0xf) - sta_entry->wireless_mode = WIRELESS_MODE_B; - if (sta->ht_cap.ht_supported) - sta_entry->wireless_mode = WIRELESS_MODE_N_24G; - - if (vif->type == NL80211_IFTYPE_ADHOC) - sta_entry->wireless_mode = WIRELESS_MODE_G; - } else if (rtlhal->current_bandtype == BAND_ON_5G) { - sta_entry->wireless_mode = WIRELESS_MODE_A; - if (sta->ht_cap.ht_supported) - sta_entry->wireless_mode = WIRELESS_MODE_N_5G; - if (sta->vht_cap.vht_supported) - sta_entry->wireless_mode = WIRELESS_MODE_AC_5G; - - if (vif->type == NL80211_IFTYPE_ADHOC) - sta_entry->wireless_mode = WIRELESS_MODE_A; - } - /*disable cck rate for p2p*/ - if (mac->p2p) - sta->supp_rates[0] &= 0xfffffff0; - - ether_addr_copy(sta_entry->mac_addr, sta->addr); - RT_TRACE(COMP_MAC80211, DBG_DMESG, - ("Add sta addr is %pM\n", sta->addr)); - rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); - } - - return 0; -} - -static int rtl_op_sta_remove(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_sta_info *sta_entry; - if (sta) { - RT_TRACE(COMP_MAC80211, DBG_DMESG, - ("Remove sta addr is %pM\n", sta->addr)); - sta_entry = (struct rtl_sta_info *)sta->drv_priv; - sta_entry->wireless_mode = 0; - sta_entry->ratr_index = 0; - spin_lock_bh(&rtlpriv->locks.entry_list_lock); - list_del(&sta_entry->list); - spin_unlock_bh(&rtlpriv->locks.entry_list_lock); - } - return 0; -} -static int _rtl_get_hal_qnum(u16 queue) -{ - int qnum; - - switch (queue) { - case 0: - qnum = AC3_VO; - break; - case 1: - qnum = AC2_VI; - break; - case 2: - qnum = AC0_BE; - break; - case 3: - qnum = AC1_BK; - break; - default: - qnum = AC0_BE; - break; - } - return qnum; -} - -/* - *for mac80211 VO=0, VI=1, BE=2, BK=3 - *for rtl819x BE=0, BK=1, VI=2, VO=3 - */ -static int rtl_op_conf_tx(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, u16 queue, - const struct ieee80211_tx_queue_params *param) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - int aci; - - if (queue >= AC_MAX) { - RT_TRACE(COMP_ERR, DBG_WARNING, - ("queue number %d is incorrect!\n", queue)); - return -EINVAL; - } - - aci = _rtl_get_hal_qnum(queue); - mac->ac[aci].aifs = param->aifs; - mac->ac[aci].cw_min = cpu_to_le16(param->cw_min); - mac->ac[aci].cw_max = cpu_to_le16(param->cw_max); - mac->ac[aci].tx_op = cpu_to_le16(param->txop); - memcpy(&mac->edca_param[aci], param, sizeof(*param)); - rtlpriv->cfg->ops->set_qos(hw, aci); - return 0; -} - -static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_bss_conf *bss_conf, - u32 changed) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtlpriv); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - - mutex_lock(&rtlpriv->locks.conf_mutex); - if ((vif->type == NL80211_IFTYPE_ADHOC) || - (vif->type == NL80211_IFTYPE_AP) || - (vif->type == NL80211_IFTYPE_MESH_POINT)) { - if ((changed & BSS_CHANGED_BEACON) || - (changed & BSS_CHANGED_BEACON_ENABLED && - bss_conf->enable_beacon)) { - if (mac->beacon_enabled == 0) { - RT_TRACE(COMP_MAC80211, DBG_DMESG, - ("BSS_CHANGED_BEACON_ENABLED\n")); - - /*start hw beacon interrupt. */ - /*rtlpriv->cfg->ops->set_bcn_reg(hw); */ - mac->beacon_enabled = 1; - rtlpriv->cfg->ops->update_interrupt_mask(hw, - rtlpriv->cfg->maps - [RTL_IBSS_INT_MASKS], 0); - - if (rtlpriv->cfg->ops->linked_set_reg) - rtlpriv->cfg->ops->linked_set_reg(hw); - } - } - if ((changed & BSS_CHANGED_BEACON_ENABLED) && - !bss_conf->enable_beacon) { - if (mac->beacon_enabled == 1) { - RT_TRACE(COMP_MAC80211, DBG_DMESG, - ("ADHOC DISABLE BEACON\n")); - - mac->beacon_enabled = 0; - rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, - rtlpriv->cfg->maps - [RTL_IBSS_INT_MASKS]); - } - } - if (changed & BSS_CHANGED_BEACON_INT) { - RT_TRACE(COMP_BEACON, DBG_TRACE, - ("BSS_CHANGED_BEACON_INT\n")); - mac->beacon_interval = bss_conf->beacon_int; - rtlpriv->cfg->ops->set_bcn_intv(hw); - } - } - - /*TODO: reference to enum ieee80211_bss_change */ - if (changed & BSS_CHANGED_ASSOC) { - u8 mstatus; - if (bss_conf->assoc) { - struct ieee80211_sta *sta = NULL; - u8 keep_alive = 10; - - mstatus = RT_MEDIA_CONNECT; - /* we should reset all sec info & cam - * before set cam after linked, we should not - * reset in disassoc, that will cause tkip->wep - * fail because some flag will be wrong */ - /* reset sec info */ - rtl92e_cam_reset_sec_info(hw); - /* reset cam to fix wep fail issue - * when change from wpa to wep */ - stg_rtl_cam_reset_all_entry(hw); - - mac->link_state = MAC80211_LINKED; - mac->cnt_after_linked = 0; - mac->assoc_id = bss_conf->aid; - memcpy(mac->bssid, bss_conf->bssid, 6); - - if (rtlpriv->cfg->ops->linked_set_reg) - rtlpriv->cfg->ops->linked_set_reg(hw); - - rcu_read_lock(); - sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid); - if (!sta) { - pr_err("ieee80211_find_sta returned NULL\n"); - rcu_read_unlock(); - goto out; - } - - if (vif->type == NL80211_IFTYPE_STATION && sta) - rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); - RT_TRACE(COMP_EASY_CONCURRENT, DBG_LOUD, - ("send PS STATIC frame\n")); - if (rtlpriv->dm.supp_phymode_switch) { - if (sta->ht_cap.ht_supported) - stg_rtl_send_smps_action(hw, sta, - IEEE80211_SMPS_STATIC); - } - - if (rtlhal->current_bandtype == BAND_ON_5G) { - mac->mode = WIRELESS_MODE_A; - } else { - if (sta->supp_rates[0] <= 0xf) - mac->mode = WIRELESS_MODE_B; - else - mac->mode = WIRELESS_MODE_G; - } - - if (sta->ht_cap.ht_supported) { - if (rtlhal->current_bandtype == BAND_ON_2_4G) - mac->mode = WIRELESS_MODE_N_24G; - else - mac->mode = WIRELESS_MODE_N_5G; - } - - if (sta->vht_cap.vht_supported) { - if (rtlhal->current_bandtype == BAND_ON_5G) - mac->mode = WIRELESS_MODE_AC_5G; - else - mac->mode = WIRELESS_MODE_AC_24G; - } - - rcu_read_unlock(); - - /* to avoid AP Disassociation caused by inactivity */ - rtlpriv->cfg->ops->set_hw_reg(hw, - HW_VAR_KEEP_ALIVE, - (u8 *)(&keep_alive)); - - RT_TRACE(COMP_MAC80211, DBG_DMESG, - ("BSS_CHANGED_ASSOC\n")); - } else { - mstatus = RT_MEDIA_DISCONNECT; - - if (mac->link_state == MAC80211_LINKED) - rtl92e_lps_leave(hw); - if (ppsc->p2p_ps_info.p2p_ps_mode > P2P_PS_NONE) - rtl92e_p2p_ps_cmd(hw, P2P_PS_DISABLE); - mac->link_state = MAC80211_NOLINK; - memset(mac->bssid, 0, 6); - mac->vendor = PEER_UNKNOWN; - mac->mode = 0; - - if (rtlpriv->dm.supp_phymode_switch) { - if (rtlpriv->cfg->ops->check_switch_to_dmdp) - rtlpriv->cfg->ops->check_switch_to_dmdp(hw); - } - RT_TRACE(COMP_MAC80211, DBG_DMESG, - ("BSS_CHANGED_UN_ASSOC\n")); - } - rtlpriv->cfg->ops->set_network_type(hw, vif->type); - /* For FW LPS: - * To tell firmware we have connected or disconnected*/ - rtlpriv->cfg->ops->set_hw_reg(hw, - HW_VAR_H2C_FW_JOINBSSRPT, - (u8 *)(&mstatus)); - ppsc->report_linked = (mstatus == RT_MEDIA_CONNECT) ? - true : false; - - if (rtlpriv->cfg->ops->get_btc_status()) - rtlpriv->btcoexist.btc_ops->btc_mediastatus_notify( - rtlpriv, mstatus); - } - - if (changed & BSS_CHANGED_ERP_CTS_PROT) { - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("BSS_CHANGED_ERP_CTS_PROT\n")); - mac->use_cts_protect = bss_conf->use_cts_prot; - } - - if (changed & BSS_CHANGED_ERP_PREAMBLE) { - RT_TRACE(COMP_MAC80211, DBG_LOUD, - ("BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n", - bss_conf->use_short_preamble)); - - mac->short_preamble = bss_conf->use_short_preamble; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ACK_PREAMBLE, - (u8 *)(&mac->short_preamble)); - } - - if (changed & BSS_CHANGED_ERP_SLOT) { - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("BSS_CHANGED_ERP_SLOT\n")); - - if (bss_conf->use_short_slot) - mac->slot_time = RTL_SLOT_TIME_9; - else - mac->slot_time = RTL_SLOT_TIME_20; - - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SLOT_TIME, - (u8 *)(&mac->slot_time)); - } - - if (changed & BSS_CHANGED_HT) { - struct ieee80211_sta *sta = NULL; - - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("BSS_CHANGED_HT\n")); - - rcu_read_lock(); - sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid); - if (sta) { - if (sta->ht_cap.ampdu_density > - mac->current_ampdu_density) - mac->current_ampdu_density = - sta->ht_cap.ampdu_density; - if (sta->ht_cap.ampdu_factor < - mac->current_ampdu_factor) - mac->current_ampdu_factor = - sta->ht_cap.ampdu_factor; - } - rcu_read_unlock(); - - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SHORTGI_DENSITY, - (u8 *)(&mac->max_mss_density)); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_FACTOR, - &mac->current_ampdu_factor); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_MIN_SPACE, - &mac->current_ampdu_density); - } - - if (changed & BSS_CHANGED_BSSID) { - u32 basic_rates; - struct ieee80211_sta *sta = NULL; - - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BSSID, - (u8 *)bss_conf->bssid); - - RT_TRACE(COMP_MAC80211, DBG_DMESG, - ("bssid: %pM\n", bss_conf->bssid)); - - mac->vendor = PEER_UNKNOWN; - memcpy(mac->bssid, bss_conf->bssid, 6); - - rcu_read_lock(); - sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid); - if (!sta) { - rcu_read_unlock(); - goto out; - } - - if (rtlhal->current_bandtype == BAND_ON_5G) { - mac->mode = WIRELESS_MODE_A; - } else { - if (sta->supp_rates[0] <= 0xf) - mac->mode = WIRELESS_MODE_B; - else - mac->mode = WIRELESS_MODE_G; - } - - if (sta->ht_cap.ht_supported) { - if (rtlhal->current_bandtype == BAND_ON_2_4G) - mac->mode = WIRELESS_MODE_N_24G; - else - mac->mode = WIRELESS_MODE_N_5G; - } - - if (sta->vht_cap.vht_supported) { - if (rtlhal->current_bandtype == BAND_ON_5G) - mac->mode = WIRELESS_MODE_AC_5G; - else - mac->mode = WIRELESS_MODE_AC_24G; - } - - /* just station need it, because ibss & ap mode will - * set in sta_add, and will be NULL here */ - if (vif->type == NL80211_IFTYPE_STATION) { - struct rtl_sta_info *sta_entry; - sta_entry = (struct rtl_sta_info *)sta->drv_priv; - sta_entry->wireless_mode = mac->mode; - } - - if (sta->ht_cap.ht_supported) { - mac->ht_enable = true; - - /* - * for cisco 1252 bw20 it's wrong - * if (ht_cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) { - * mac->bw_40 = true; - * } - * */ - } - - if (sta->vht_cap.vht_supported) - mac->vht_enable = true; - - if (changed & BSS_CHANGED_BASIC_RATES) { - /* for 5G must << RATE_6M_INDEX=4, - * because 5G have no cck rate*/ - if (rtlhal->current_bandtype == BAND_ON_5G) - basic_rates = sta->supp_rates[1] << 4; - else - basic_rates = sta->supp_rates[0]; - - mac->basic_rates = basic_rates; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, - (u8 *)(&basic_rates)); - } - rcu_read_unlock(); - } -out: - mutex_unlock(&rtlpriv->locks.conf_mutex); -} - -static u64 rtl_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u64 tsf; - - rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *)(&tsf)); - return tsf; -} - -static void rtl_op_set_tsf(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, u64 tsf) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0; - - mac->tsf = tsf; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *)(&bibss)); -} - -static void rtl_op_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 tmp = 0; - - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_DUAL_TSF_RST, (u8 *)(&tmp)); -} - -static void rtl_op_sta_notify(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - enum sta_notify_cmd cmd, - struct ieee80211_sta *sta) -{ - switch (cmd) { - case STA_NOTIFY_SLEEP: - break; - case STA_NOTIFY_AWAKE: - break; - default: - break; - } -} - -static int rtl_op_ampdu_action(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn, - u8 buf_size) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - - switch (action) { - case IEEE80211_AMPDU_TX_START: - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_TX_START: TID:%d\n", tid)); - return rtl92e_tx_agg_start(hw, vif, sta, tid, ssn); - break; - case IEEE80211_AMPDU_TX_STOP_CONT: - case IEEE80211_AMPDU_TX_STOP_FLUSH: - case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid)); - return rtl92e_tx_agg_stop(hw, vif, sta, tid); - break; - case IEEE80211_AMPDU_TX_OPERATIONAL: - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid)); - rtl92e_tx_agg_oper(hw, sta, tid); - break; - case IEEE80211_AMPDU_RX_START: - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_RX_START:TID:%d\n", tid)); - return rtl92e_rx_agg_start(hw, sta, tid); - break; - case IEEE80211_AMPDU_RX_STOP: - RT_TRACE(COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid)); - return rtl92e_rx_agg_stop(hw, sta, tid); - break; - default: - RT_TRACE(COMP_ERR, DBG_EMERG, - ("IEEE80211_AMPDU_ERR!!!!:\n")); - return -EOPNOTSUPP; - } - return 0; -} - -static void rtl_op_sw_scan_start(struct ieee80211_hw *hw) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - - RT_TRACE(COMP_MAC80211, DBG_LOUD, ("\n")); - mac->act_scanning = true; - if (rtlpriv->link_info.b_higher_busytraffic) { - mac->skip_scan = true; - return; - } - - if (rtlpriv->cfg->ops->get_btc_status()) - rtlpriv->btcoexist.btc_ops->btc_scan_notify(rtlpriv, 1); - - if (rtlpriv->dm.supp_phymode_switch) { - if (rtlpriv->cfg->ops->check_switch_to_dmdp) - rtlpriv->cfg->ops->check_switch_to_dmdp(hw); - } - - if (mac->link_state == MAC80211_LINKED) { - rtl92e_lps_leave(hw); - mac->link_state = MAC80211_LINKED_SCANNING; - } else { - rtl92e_ips_nic_on(hw); - } - - /* Dul mac */ - rtlpriv->rtlhal.b_load_imrandiqk_setting_for2g = false; - - rtlpriv->cfg->ops->led_control(hw, LED_CTL_SITE_SURVEY); - rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_BACKUP_BAND0); -} - -static void rtl_op_sw_scan_complete(struct ieee80211_hw *hw) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - - RT_TRACE(COMP_MAC80211, DBG_LOUD, ("\n")); - mac->act_scanning = false; - mac->skip_scan = false; - if (rtlpriv->link_info.b_higher_busytraffic) - return; - - /* p2p will use 1/6/11 to scan */ - if (mac->n_channels == 3) - mac->p2p_in_use = true; - else - mac->p2p_in_use = false; - mac->n_channels = 0; - /* Dul mac */ - rtlpriv->rtlhal.b_load_imrandiqk_setting_for2g = false; - - if (mac->link_state == MAC80211_LINKED_SCANNING) { - mac->link_state = MAC80211_LINKED; - if (mac->opmode == NL80211_IFTYPE_STATION) { - /* fix fwlps issue */ - rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); - } - } - - rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_RESTORE); - if (rtlpriv->cfg->ops->get_btc_status()) - rtlpriv->btcoexist.btc_ops->btc_scan_notify(rtlpriv, 0); -} - -static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, - struct ieee80211_vif *vif, struct ieee80211_sta *sta, - struct ieee80211_key_conf *key) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 key_type = NO_ENCRYPTION; - u8 key_idx; - bool group_key = false; - bool wep_only = false; - int err = 0; - u8 mac_addr[ETH_ALEN]; - u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - - if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) { - RT_TRACE(COMP_ERR, DBG_WARNING, - ("not open hw encryption\n")); - return -ENOSPC; /*User disabled HW-crypto */ - } - /* To support IBSS, use sw-crypto for GTK */ - if (((vif->type == NL80211_IFTYPE_ADHOC) || - (vif->type == NL80211_IFTYPE_MESH_POINT)) && - !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) - return -ENOSPC; - RT_TRACE(COMP_SEC, DBG_DMESG, - ("%s hardware based encryption for keyidx: %d, mac: %pM\n", - cmd == SET_KEY ? "Using" : "Disabling", key->keyidx, - sta ? sta->addr : bcast_addr)); - rtlpriv->sec.being_setkey = true; - rtl92e_ips_nic_on(hw); - mutex_lock(&rtlpriv->locks.conf_mutex); - /* <1> get encryption alg */ - - switch (key->cipher) { - case WLAN_CIPHER_SUITE_WEP40: - key_type = WEP40_ENCRYPTION; - RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:WEP40\n")); - break; - case WLAN_CIPHER_SUITE_WEP104: - RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:WEP104\n")); - key_type = WEP104_ENCRYPTION; - break; - case WLAN_CIPHER_SUITE_TKIP: - key_type = TKIP_ENCRYPTION; - RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:TKIP\n")); - break; - case WLAN_CIPHER_SUITE_CCMP: - key_type = AESCCMP_ENCRYPTION; - RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:CCMP\n")); - break; - case WLAN_CIPHER_SUITE_AES_CMAC: - /* HW don't support CMAC encryption, - * use software CMAC encryption */ - key_type = AESCMAC_ENCRYPTION; - RT_TRACE(COMP_SEC, DBG_DMESG, ("alg:CMAC\n")); - RT_TRACE(COMP_SEC, DBG_DMESG, - ("HW don't support CMAC encrypiton, use software CMAC encryption\n")); - err = -EOPNOTSUPP; - goto out_unlock; - default: - RT_TRACE(COMP_ERR, DBG_EMERG, - ("alg_err:%x!!!!:\n", key->cipher)); - goto out_unlock; - } - if (key_type == WEP40_ENCRYPTION || - key_type == WEP104_ENCRYPTION || - vif->type == NL80211_IFTYPE_ADHOC) - rtlpriv->sec.use_defaultkey = true; - - /* <2> get key_idx */ - key_idx = (u8) (key->keyidx); - if (key_idx > 3) - goto out_unlock; - /* <3> if pairwise key enable_hw_sec */ - group_key = !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE); - - /* wep always be group key, but there are two conditions: - * 1) wep only: is just for wep enc, in this condition - * rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION - * will be true & enable_hw_sec will be set when wep - * ke setting. - * 2) wep(group) + AES(pairwise): some AP like cisco - * may use it, in this condition enable_hw_sec will not - * be set when wep key setting */ - /* we must reset sec_info after lingked before set key, - * or some flag will be wrong*/ - if (vif->type == NL80211_IFTYPE_AP || - vif->type == NL80211_IFTYPE_MESH_POINT) { - if (!group_key || key_type == WEP40_ENCRYPTION || - key_type == WEP104_ENCRYPTION) { - if (group_key) - wep_only = true; - rtlpriv->cfg->ops->enable_hw_sec(hw); - } - } else { - if ((!group_key) || (vif->type == NL80211_IFTYPE_ADHOC) || - rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION) { - if (rtlpriv->sec.pairwise_enc_algorithm == - NO_ENCRYPTION && - (key_type == WEP40_ENCRYPTION || - key_type == WEP104_ENCRYPTION)) - wep_only = true; - rtlpriv->sec.pairwise_enc_algorithm = key_type; - RT_TRACE(COMP_SEC, DBG_DMESG, - ("set enable_hw_sec, key_type:%x(OPEN:0 WEP40:1 TKIP:2 AES:4 WEP104:5)\n", - key_type)); - rtlpriv->cfg->ops->enable_hw_sec(hw); - } - } - /* <4> set key based on cmd */ - switch (cmd) { - case SET_KEY: - if (wep_only) { - RT_TRACE(COMP_SEC, DBG_DMESG, - ("set WEP(group/pairwise) key\n")); - /* Pairwise key with an assigned MAC address. */ - rtlpriv->sec.pairwise_enc_algorithm = key_type; - rtlpriv->sec.group_enc_algorithm = key_type; - /*set local buf about wep key. */ - memcpy(rtlpriv->sec.key_buf[key_idx], - key->key, key->keylen); - rtlpriv->sec.key_len[key_idx] = key->keylen; - eth_zero_addr(mac_addr); - } else if (group_key) { /* group key */ - RT_TRACE(COMP_SEC, DBG_DMESG, - ("set group key\n")); - /* group key */ - rtlpriv->sec.group_enc_algorithm = key_type; - /*set local buf about group key. */ - memcpy(rtlpriv->sec.key_buf[key_idx], - key->key, key->keylen); - rtlpriv->sec.key_len[key_idx] = key->keylen; - ether_addr_copy(mac_addr, bcast_addr); - } else { /* pairwise key */ - RT_TRACE(COMP_SEC, DBG_DMESG, - ("set pairwise key\n")); - if (!sta) { - RT_ASSERT(false, - ("pairwise key without mac_addr\n")); - - err = -EOPNOTSUPP; - goto out_unlock; - } - /* Pairwise key with an assigned MAC address. */ - rtlpriv->sec.pairwise_enc_algorithm = key_type; - /*set local buf about pairwise key. */ - memcpy(rtlpriv->sec.key_buf[PAIRWISE_KEYIDX], - key->key, key->keylen); - rtlpriv->sec.key_len[PAIRWISE_KEYIDX] = key->keylen; - rtlpriv->sec.pairwise_key = - rtlpriv->sec.key_buf[PAIRWISE_KEYIDX]; - ether_addr_copy(mac_addr, sta->addr); - } - rtlpriv->cfg->ops->set_key(hw, key_idx, mac_addr, - group_key, key_type, wep_only, - false); - /* <5> tell mac80211 do something: */ - /*must use sw generate IV, or can not work !!!!. */ - key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; - key->hw_key_idx = key_idx; - if (key_type == TKIP_ENCRYPTION) - key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; - /*use software CCMP encryption for management frames (MFP) */ - if (key_type == AESCCMP_ENCRYPTION) - key->flags |= IEEE80211_KEY_FLAG_SW_MGMT; - break; - case DISABLE_KEY: - RT_TRACE(COMP_SEC, DBG_DMESG, - ("disable key delete one entry\n")); - /*set local buf about wep key. */ - if (vif->type == NL80211_IFTYPE_AP || - vif->type == NL80211_IFTYPE_MESH_POINT) { - if (sta) - stg_rtl_cam_del_entry(hw, sta->addr); - } - memset(rtlpriv->sec.key_buf[key_idx], 0, key->keylen); - rtlpriv->sec.key_len[key_idx] = 0; - eth_zero_addr(mac_addr); - /* - *mac80211 will delete entrys one by one, - *so don't use stg_rtl_cam_reset_all_entry - *or clear all entry here. - */ - stg_rtl_cam_delete_one_entry(hw, mac_addr, key_idx); - break; - default: - RT_TRACE(COMP_ERR, DBG_EMERG, - ("cmd_err:%x!!!!:\n", cmd)); - } -out_unlock: - mutex_unlock(&rtlpriv->locks.conf_mutex); - rtlpriv->sec.being_setkey = false; - return err; -} - -static void rtl_op_rfkill_poll(struct ieee80211_hw *hw) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - - bool radio_state; - bool blocked; - u8 valid = 0; - - if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) - return; - - mutex_lock(&rtlpriv->locks.conf_mutex); - - /*if Radio On return true here */ - radio_state = rtlpriv->cfg->ops->radio_onoff_checking(hw, &valid); - - if (valid) { - if (unlikely(radio_state != rtlpriv->rfkill.rfkill_state)) { - rtlpriv->rfkill.rfkill_state = radio_state; - - RT_TRACE(COMP_RF, DBG_DMESG, - (KERN_INFO "wireless radio switch turned %s\n", - radio_state ? "on" : "off")); - - blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1; - wiphy_rfkill_set_hw_state(hw->wiphy, blocked); - } - } - - mutex_unlock(&rtlpriv->locks.conf_mutex); -} - -/* this function is called by mac80211 to flush tx buffer - * before switch channle or power save, or tx buffer packet - * maybe send after offchannel or rf sleep, this may cause - * dis-association by AP */ -static void rtl_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - u32 queues, bool drop) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - - if (rtlpriv->intf_ops->flush) - rtlpriv->intf_ops->flush(hw, queues, drop); -} - -const struct ieee80211_ops rtl92e_ops = { - .start = rtl_op_start, - .stop = rtl_op_stop, - .tx = rtl_op_tx, - .add_interface = rtl_op_add_interface, - .remove_interface = rtl_op_remove_interface, - .change_interface = rtl_op_change_interface, -#ifdef CONFIG_PM - .suspend = rtl_op_suspend, - .resume = rtl_op_resume, -#endif - .config = rtl_op_config, - .configure_filter = rtl_op_configure_filter, - .set_key = rtl_op_set_key, - .conf_tx = rtl_op_conf_tx, - .bss_info_changed = rtl_op_bss_info_changed, - .get_tsf = rtl_op_get_tsf, - .set_tsf = rtl_op_set_tsf, - .reset_tsf = rtl_op_reset_tsf, - .sta_notify = rtl_op_sta_notify, - .ampdu_action = rtl_op_ampdu_action, - .sw_scan_start = rtl_op_sw_scan_start, - .sw_scan_complete = rtl_op_sw_scan_complete, - .rfkill_poll = rtl_op_rfkill_poll, - .sta_add = rtl_op_sta_add, - .sta_remove = rtl_op_sta_remove, - .flush = rtl_op_flush, -}; |