--- /dev/null
- u8 *pattern_os, *mask_os;
+/******************************************************************************
+ *
+ * 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;
- static void rtl_op_flush(struct ieee80211_hw *hw,
++ 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,
+};
projects / GitHub / LineageOS / G12 / android_kernel_amlogic_linux-4.9.git / commitdiff