| // SPDX-License-Identifier: GPL-2.0 |
| /****************************************************************************** |
| * |
| * Copyright(c) 2009-2012 Realtek Corporation. |
| * |
| * 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 "pwrseqcmd.h" |
| |
| #include "btcoexist/rtl_btc.h" |
| #include <linux/firmware.h> |
| #include <linux/export.h> |
| #include <net/cfg80211.h> |
| |
| u8 channel5g[CHANNEL_MAX_NUMBER_5G] = { |
| 36, 38, 40, 42, 44, 46, 48, /* Band 1 */ |
| 52, 54, 56, 58, 60, 62, 64, /* Band 2 */ |
| 100, 102, 104, 106, 108, 110, 112, /* Band 3 */ |
| 116, 118, 120, 122, 124, 126, 128, /* Band 3 */ |
| 132, 134, 136, 138, 140, 142, 144, /* Band 3 */ |
| 149, 151, 153, 155, 157, 159, 161, /* Band 4 */ |
| 165, 167, 169, 171, 173, 175, 177 /* Band 4 */ |
| }; |
| |
| u8 channel5g_80m[CHANNEL_MAX_NUMBER_5G_80M] = { |
| 42, 58, 106, 122, 138, 155, 171 |
| }; |
| |
| static void rtl_fw_do_work(const struct firmware *firmware, void *context, |
| bool is_wow) |
| { |
| struct ieee80211_hw *hw = context; |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| int err; |
| |
| RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, |
| "Firmware callback routine entered!\n"); |
| complete(&rtlpriv->firmware_loading_complete); |
| if (!firmware) { |
| if (rtlpriv->cfg->alt_fw_name) { |
| err = request_firmware(&firmware, |
| rtlpriv->cfg->alt_fw_name, |
| rtlpriv->io.dev); |
| pr_info("Loading alternative firmware %s\n", |
| rtlpriv->cfg->alt_fw_name); |
| if (!err) |
| goto found_alt; |
| } |
| pr_err("Selected firmware is not available\n"); |
| rtlpriv->max_fw_size = 0; |
| return; |
| } |
| found_alt: |
| if (firmware->size > rtlpriv->max_fw_size) { |
| pr_err("Firmware is too big!\n"); |
| release_firmware(firmware); |
| return; |
| } |
| if (!is_wow) { |
| memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, |
| firmware->size); |
| rtlpriv->rtlhal.fwsize = firmware->size; |
| } else { |
| memcpy(rtlpriv->rtlhal.wowlan_firmware, firmware->data, |
| firmware->size); |
| rtlpriv->rtlhal.wowlan_fwsize = firmware->size; |
| } |
| rtlpriv->rtlhal.fwsize = firmware->size; |
| release_firmware(firmware); |
| } |
| |
| void rtl_fw_cb(const struct firmware *firmware, void *context) |
| { |
| rtl_fw_do_work(firmware, context, false); |
| } |
| |
| void rtl_wowlan_fw_cb(const struct firmware *firmware, void *context) |
| { |
| rtl_fw_do_work(firmware, context, true); |
| } |
| |
| /*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) |
| rtl_watch_dog_timer_callback(&rtlpriv->works.watchdog_timer); |
| 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 support_remote_wakeup = false; |
| |
| if (is_hal_stop(rtlhal)) |
| return; |
| |
| rtlpriv->cfg->ops->get_hw_reg(hw, HAL_DEF_WOWLAN, |
| (u8 *)(&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)) |
| rtl_ips_nic_on(hw); |
| |
| mutex_lock(&rtlpriv->locks.conf_mutex); |
| /* if wowlan supported, DON'T clear connected info */ |
| if (!(support_remote_wakeup && |
| rtlhal->enter_pnp_sleep)) { |
| mac->link_state = MAC80211_NOLINK; |
| eth_zero_addr(mac->bssid); |
| mac->vendor = PEER_UNKNOWN; |
| |
| /* reset sec info */ |
| rtl_cam_reset_sec_info(hw); |
| |
| rtl_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); |
| } |
| |
| 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; |
| u8 retry_limit = 0x30; |
| |
| if (mac->vif) { |
| RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, |
| "vif has been set!! mac->vif = 0x%p\n", mac->vif); |
| return -EOPNOTSUPP; |
| } |
| |
| vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; |
| |
| rtl_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(rtlpriv, 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(rtlpriv, 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)); |
| |
| retry_limit = 0x07; |
| break; |
| case NL80211_IFTYPE_P2P_GO: |
| mac->p2p = P2P_ROLE_GO; |
| /*fall through*/ |
| case NL80211_IFTYPE_AP: |
| RT_TRACE(rtlpriv, 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)); |
| |
| retry_limit = 0x07; |
| break; |
| case NL80211_IFTYPE_MESH_POINT: |
| RT_TRACE(rtlpriv, 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)); |
| |
| retry_limit = 0x07; |
| break; |
| default: |
| pr_err("operation mode %d is not supported!\n", |
| vif->type); |
| err = -EOPNOTSUPP; |
| goto out; |
| } |
| |
| if (mac->p2p) { |
| RT_TRACE(rtlpriv, 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); |
| memcpy(mac->mac_addr, vif->addr, ETH_ALEN); |
| rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR, mac->mac_addr); |
| |
| mac->retry_long = retry_limit; |
| mac->retry_short = retry_limit; |
| rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT, |
| (u8 *)(&retry_limit)); |
| 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; |
| eth_zero_addr(mac->bssid); |
| mac->vendor = PEER_UNKNOWN; |
| mac->opmode = NL80211_IFTYPE_UNSPECIFIED; |
| rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); |
| |
| mutex_unlock(&rtlpriv->locks.conf_mutex); |
| } |
| |
| 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(rtlpriv, 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 < 0 || |
| patterns[i].pattern_len > MAX_WOL_PATTERN_SIZE) { |
| RT_TRACE(rtlpriv, 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(rtlpriv, COMP_POWER, DBG_TRACE, |
| "CRC_Remainder = 0x%x\n", 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)); |
| |
| RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n"); |
| if (WARN_ON(!wow)) |
| return -EINVAL; |
| |
| /* to resolve s4 can not wake up*/ |
| rtlhal->last_suspend_sec = ktime_get_real_seconds(); |
| |
| 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->enter_pnp_sleep = true; |
| |
| rtl_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)); |
| |
| RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n"); |
| rtlhal->driver_is_goingto_unload = false; |
| rtlhal->enter_pnp_sleep = false; |
| rtlhal->wake_from_pnp_sleep = true; |
| |
| /* to resovle s4 can not wake up*/ |
| if (ktime_get_real_seconds() - 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->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(rtlpriv, 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) |
| rtl_ips_nic_off(hw); |
| else |
| rtl_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)) |
| rtl_ips_nic_on(hw); |
| } |
| |
| /*For LPS */ |
| if ((changed & IEEE80211_CONF_CHANGE_PS) && |
| rtlpriv->psc.swctrl_lps && !rtlpriv->psc.fwctrl_lps) { |
| 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 immediately |
| * because that will cause nullfunc send by mac80211 |
| * fail, and cause pkt loss, we have tested that 5mA |
| * works very well |
| */ |
| if (!rtlpriv->psc.multi_buffered) |
| queue_delayed_work(rtlpriv->works.rtl_wq, |
| &rtlpriv->works.ps_work, |
| MSECS(5)); |
| } else { |
| rtl_swlps_rf_awake(hw); |
| rtlpriv->psc.sw_ps_enabled = false; |
| } |
| } |
| |
| if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n", |
| hw->conf.long_frame_max_tx_count); |
| /* brought up everything changes (changed == ~0) indicates first |
| * open, so use our default value instead of that of wiphy. |
| */ |
| if (changed != ~0) { |
| 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; |
| enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT; |
| u8 wide_chan = (u8)channel->hw_value; |
| |
| /* 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->chk_switch_dmdp) |
| rtlpriv->cfg->ops->chk_switch_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 = hw->conf.chandef.center_freq1; |
| u32 primary = |
| (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 > primary) { |
| mac->cur_80_prime_sc = |
| PRIME_CHNL_OFFSET_LOWER; |
| if (center - primary == 10) { |
| mac->cur_40_prime_sc = |
| PRIME_CHNL_OFFSET_UPPER; |
| |
| wide_chan += 2; |
| } else if (center - primary == 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 - center == 10) { |
| mac->cur_40_prime_sc = |
| PRIME_CHNL_OFFSET_LOWER; |
| |
| wide_chan -= 2; |
| } else if (primary - center == 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; |
| pr_err("switch case %#x not processed\n", |
| channel_type); |
| 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 may have caused AP to put lots of packet to |
| * hw tx buffer. These packets must be tx'd before we go off |
| * channel so we must delay more time to let AP flush these |
| * packets before going offchannel, or dis-association or |
| * delete BA will be caused by AP |
| */ |
| if (rtlpriv->mac80211.offchan_delay) { |
| rtlpriv->mac80211.offchan_delay = 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) |
| { |
| bool update_rcr = false; |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| |
| *new_flags &= RTL_SUPPORTED_FILTERS; |
| if (changed_flags == 0) |
| 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(rtlpriv, 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(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "Disable receive multicast frame\n"); |
| } |
| update_rcr = true; |
| } |
| |
| if (changed_flags & FIF_FCSFAIL) { |
| if (*new_flags & FIF_FCSFAIL) { |
| mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32]; |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "Enable receive FCS error frame\n"); |
| } else { |
| mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32]; |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "Disable receive FCS error frame\n"); |
| } |
| if (!update_rcr) |
| update_rcr = true; |
| } |
| |
| /* 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 (update_rcr) |
| update_rcr = false; |
| } |
| } |
| |
| if (changed_flags & FIF_CONTROL) { |
| if (*new_flags & FIF_CONTROL) { |
| mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF]; |
| |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "Enable receive control frame.\n"); |
| } else { |
| mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "Disable receive control frame.\n"); |
| } |
| if (!update_rcr) |
| update_rcr = true; |
| } |
| |
| if (changed_flags & FIF_OTHER_BSS) { |
| if (*new_flags & FIF_OTHER_BSS) { |
| mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP]; |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "Enable receive other BSS's frame.\n"); |
| } else { |
| mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP]; |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| "Disable receive other BSS's frame.\n"); |
| } |
| if (!update_rcr) |
| update_rcr = true; |
| } |
| |
| if (update_rcr) |
| rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, |
| (u8 *)(&mac->rx_conf)); |
| } |
| |
| 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_phy *rtlphy = &rtlpriv->phy; |
| 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; |
| |
| if (sta->ht_cap.ht_supported) { |
| if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) |
| rtlphy->max_ht_chan_bw = HT_CHANNEL_WIDTH_20_40; |
| else |
| rtlphy->max_ht_chan_bw = HT_CHANNEL_WIDTH_20; |
| } |
| |
| if (sta->vht_cap.vht_supported) |
| rtlphy->max_vht_chan_bw = HT_CHANNEL_WIDTH_80; |
| |
| memcpy(sta_entry->mac_addr, sta->addr, ETH_ALEN); |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| "Add sta addr is %pM\n", sta->addr); |
| rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0, true); |
| |
| if (rtlpriv->phydm.ops) |
| rtlpriv->phydm.ops->phydm_add_sta(rtlpriv, sta); |
| } |
| |
| 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(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| "Remove sta addr is %pM\n", sta->addr); |
| |
| if (rtlpriv->phydm.ops) |
| rtlpriv->phydm.ops->phydm_del_sta(rtlpriv, sta); |
| |
| 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; |
| } |
| |
| static void rtl_op_sta_statistics(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, |
| struct station_info *sinfo) |
| { |
| /* nothing filled by driver, so mac80211 will update all info */ |
| sinfo->filled = 0; |
| } |
| |
| static int rtl_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) |
| { |
| return -EOPNOTSUPP; |
| } |
| |
| /* |
| *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(rtlpriv, 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 send_beacon_frame(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct sk_buff *skb = ieee80211_beacon_get(hw, vif); |
| struct rtl_tcb_desc tcb_desc; |
| |
| if (skb) { |
| memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); |
| rtlpriv->intf_ops->adapter_tx(hw, NULL, skb, &tcb_desc); |
| } |
| } |
| |
| 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_phy *rtlphy = &rtlpriv->phy; |
| 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(rtlpriv, 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); |
| send_beacon_frame(hw, vif); |
| } |
| } |
| if ((changed & BSS_CHANGED_BEACON_ENABLED && |
| !bss_conf->enable_beacon)) { |
| if (mac->beacon_enabled == 1) { |
| RT_TRACE(rtlpriv, 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(rtlpriv, 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 |
| */ |
| rtl_cam_reset_sec_info(hw); |
| /* reset cam to fix wep fail issue |
| * when change from wpa to wep |
| */ |
| 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, ETH_ALEN); |
| |
| 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) { |
| rcu_read_unlock(); |
| goto out; |
| } |
| RT_TRACE(rtlpriv, COMP_EASY_CONCURRENT, DBG_LOUD, |
| "send PS STATIC frame\n"); |
| if (rtlpriv->dm.supp_phymode_switch) { |
| if (sta->ht_cap.ht_supported) |
| 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; |
| } |
| |
| if (vif->type == NL80211_IFTYPE_STATION) |
| rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0, |
| true); |
| 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(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| "BSS_CHANGED_ASSOC\n"); |
| } else { |
| struct cfg80211_bss *bss = NULL; |
| |
| mstatus = RT_MEDIA_DISCONNECT; |
| |
| if (mac->link_state == MAC80211_LINKED) |
| rtl_lps_leave(hw); |
| if (ppsc->p2p_ps_info.p2p_ps_mode > P2P_PS_NONE) |
| rtl_p2p_ps_cmd(hw, P2P_PS_DISABLE); |
| mac->link_state = MAC80211_NOLINK; |
| |
| bss = cfg80211_get_bss(hw->wiphy, NULL, |
| (u8 *)mac->bssid, NULL, 0, |
| IEEE80211_BSS_TYPE_ESS, |
| IEEE80211_PRIVACY_OFF); |
| |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| "bssid = %x-%x-%x-%x-%x-%x\n", |
| mac->bssid[0], mac->bssid[1], |
| mac->bssid[2], mac->bssid[3], |
| mac->bssid[4], mac->bssid[5]); |
| |
| if (bss) { |
| cfg80211_unlink_bss(hw->wiphy, bss); |
| cfg80211_put_bss(hw->wiphy, bss); |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| "cfg80211_unlink !!\n"); |
| } |
| |
| eth_zero_addr(mac->bssid); |
| mac->vendor = PEER_UNKNOWN; |
| mac->mode = 0; |
| |
| if (rtlpriv->dm.supp_phymode_switch) { |
| if (rtlpriv->cfg->ops->chk_switch_dmdp) |
| rtlpriv->cfg->ops->chk_switch_dmdp(hw); |
| } |
| RT_TRACE(rtlpriv, 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(rtlpriv, 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(rtlpriv, 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(rtlpriv, 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(rtlpriv, 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; |
| |
| if (sta->ht_cap.ht_supported) { |
| if (sta->ht_cap.cap & |
| IEEE80211_HT_CAP_SUP_WIDTH_20_40) |
| rtlphy->max_ht_chan_bw = |
| HT_CHANNEL_WIDTH_20_40; |
| else |
| rtlphy->max_ht_chan_bw = |
| HT_CHANNEL_WIDTH_20; |
| } |
| } |
| 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_BANDWIDTH) { |
| struct ieee80211_sta *sta = NULL; |
| |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| "BSS_CHANGED_BANDWIDTH\n"); |
| |
| rcu_read_lock(); |
| sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid); |
| |
| if (sta) { |
| if (sta->ht_cap.ht_supported) { |
| if (sta->ht_cap.cap & |
| IEEE80211_HT_CAP_SUP_WIDTH_20_40) |
| rtlphy->max_ht_chan_bw = |
| HT_CHANNEL_WIDTH_20_40; |
| else |
| rtlphy->max_ht_chan_bw = |
| HT_CHANNEL_WIDTH_20; |
| } |
| |
| if (sta->vht_cap.vht_supported) |
| rtlphy->max_vht_chan_bw = HT_CHANNEL_WIDTH_80; |
| } |
| rcu_read_unlock(); |
| } |
| |
| 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(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| "bssid: %pM\n", bss_conf->bssid); |
| |
| mac->vendor = PEER_UNKNOWN; |
| memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN); |
| |
| 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, |
| struct ieee80211_ampdu_params *params) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct ieee80211_sta *sta = params->sta; |
| enum ieee80211_ampdu_mlme_action action = params->action; |
| u16 tid = params->tid; |
| u16 *ssn = ¶ms->ssn; |
| |
| switch (action) { |
| case IEEE80211_AMPDU_TX_START: |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| "IEEE80211_AMPDU_TX_START: TID:%d\n", tid); |
| return rtl_tx_agg_start(hw, vif, sta, tid, ssn); |
| case IEEE80211_AMPDU_TX_STOP_CONT: |
| case IEEE80211_AMPDU_TX_STOP_FLUSH: |
| case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| "IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid); |
| return rtl_tx_agg_stop(hw, vif, sta, tid); |
| case IEEE80211_AMPDU_TX_OPERATIONAL: |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| "IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid); |
| rtl_tx_agg_oper(hw, sta, tid); |
| break; |
| case IEEE80211_AMPDU_RX_START: |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| "IEEE80211_AMPDU_RX_START:TID:%d\n", tid); |
| return rtl_rx_agg_start(hw, sta, tid); |
| case IEEE80211_AMPDU_RX_STOP: |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| "IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid); |
| return rtl_rx_agg_stop(hw, sta, tid); |
| default: |
| pr_err("IEEE80211_AMPDU_ERR!!!!:\n"); |
| return -EOPNOTSUPP; |
| } |
| return 0; |
| } |
| |
| static void rtl_op_sw_scan_start(struct ieee80211_hw *hw, |
| struct ieee80211_vif *vif, |
| const u8 *mac_addr) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); |
| mac->act_scanning = true; |
| if (rtlpriv->link_info.higher_busytraffic) { |
| mac->skip_scan = true; |
| return; |
| } |
| |
| if (rtlpriv->phydm.ops) |
| rtlpriv->phydm.ops->phydm_pause_dig(rtlpriv, 1); |
| |
| if (rtlpriv->cfg->ops->get_btc_status()) |
| rtlpriv->btcoexist.btc_ops->btc_scan_notify(rtlpriv, 1); |
| else if (rtlpriv->btcoexist.btc_ops) |
| rtlpriv->btcoexist.btc_ops->btc_scan_notify_wifi_only(rtlpriv, |
| 1); |
| |
| if (rtlpriv->dm.supp_phymode_switch) { |
| if (rtlpriv->cfg->ops->chk_switch_dmdp) |
| rtlpriv->cfg->ops->chk_switch_dmdp(hw); |
| } |
| |
| if (mac->link_state == MAC80211_LINKED) { |
| rtl_lps_leave(hw); |
| mac->link_state = MAC80211_LINKED_SCANNING; |
| } else { |
| rtl_ips_nic_on(hw); |
| } |
| |
| /* Dul mac */ |
| rtlpriv->rtlhal.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 ieee80211_vif *vif) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| |
| RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); |
| mac->act_scanning = false; |
| mac->skip_scan = false; |
| |
| rtlpriv->btcoexist.btc_info.ap_num = rtlpriv->scan_list.num; |
| |
| if (rtlpriv->link_info.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.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); |
| else if (rtlpriv->btcoexist.btc_ops) |
| rtlpriv->btcoexist.btc_ops->btc_scan_notify_wifi_only(rtlpriv, |
| 0); |
| |
| if (rtlpriv->phydm.ops) |
| rtlpriv->phydm.ops->phydm_pause_dig(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 }; |
| |
| rtlpriv->btcoexist.btc_info.in_4way = false; |
| |
| if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) { |
| RT_TRACE(rtlpriv, 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(rtlpriv, 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; |
| rtl_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(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP40\n"); |
| break; |
| case WLAN_CIPHER_SUITE_WEP104: |
| RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP104\n"); |
| key_type = WEP104_ENCRYPTION; |
| break; |
| case WLAN_CIPHER_SUITE_TKIP: |
| key_type = TKIP_ENCRYPTION; |
| RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:TKIP\n"); |
| break; |
| case WLAN_CIPHER_SUITE_CCMP: |
| key_type = AESCCMP_ENCRYPTION; |
| RT_TRACE(rtlpriv, 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(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CMAC\n"); |
| RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| "HW don't support CMAC encryption, use software CMAC encryption\n"); |
| err = -EOPNOTSUPP; |
| goto out_unlock; |
| default: |
| pr_err("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(rtlpriv, 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(rtlpriv, 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(rtlpriv, 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; |
| memcpy(mac_addr, bcast_addr, ETH_ALEN); |
| } else { /* pairwise key */ |
| RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| "set pairwise key\n"); |
| if (!sta) { |
| WARN_ONCE(true, |
| "rtlwifi: 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]; |
| memcpy(mac_addr, sta->addr, ETH_ALEN); |
| } |
| 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_TX; |
| break; |
| case DISABLE_KEY: |
| RT_TRACE(rtlpriv, 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) |
| 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 entries one by one, |
| *so don't use rtl_cam_reset_all_entry |
| *or clear all entries here. |
| */ |
| rtl_wait_tx_report_acked(hw, 500); /* wait 500ms for TX ack */ |
| |
| rtl_cam_delete_one_entry(hw, mac_addr, key_idx); |
| break; |
| default: |
| pr_err("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(rtlpriv, COMP_RF, DBG_DMESG, |
| "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 channel 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); |
| } |
| |
| /* Description: |
| * This routine deals with the Power Configuration CMD |
| * parsing for RTL8723/RTL8188E Series IC. |
| * Assumption: |
| * We should follow specific format that was released from HW SD. |
| */ |
| bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, |
| u8 faversion, u8 interface_type, |
| struct wlan_pwr_cfg pwrcfgcmd[]) |
| { |
| struct wlan_pwr_cfg cfg_cmd; |
| bool polling_bit = false; |
| u32 ary_idx = 0; |
| u8 value = 0; |
| u32 offset = 0; |
| u32 polling_count = 0; |
| u32 max_polling_cnt = 5000; |
| |
| do { |
| cfg_cmd = pwrcfgcmd[ary_idx]; |
| RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, |
| "%s(): offset(%#x),cut_msk(%#x), famsk(%#x), interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n", |
| __func__, GET_PWR_CFG_OFFSET(cfg_cmd), |
| GET_PWR_CFG_CUT_MASK(cfg_cmd), |
| GET_PWR_CFG_FAB_MASK(cfg_cmd), |
| GET_PWR_CFG_INTF_MASK(cfg_cmd), |
| GET_PWR_CFG_BASE(cfg_cmd), GET_PWR_CFG_CMD(cfg_cmd), |
| GET_PWR_CFG_MASK(cfg_cmd), GET_PWR_CFG_VALUE(cfg_cmd)); |
| |
| if ((GET_PWR_CFG_FAB_MASK(cfg_cmd) & faversion) && |
| (GET_PWR_CFG_CUT_MASK(cfg_cmd) & cut_version) && |
| (GET_PWR_CFG_INTF_MASK(cfg_cmd) & interface_type)) { |
| switch (GET_PWR_CFG_CMD(cfg_cmd)) { |
| case PWR_CMD_READ: |
| RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, |
| "%s(): PWR_CMD_READ\n", __func__); |
| break; |
| case PWR_CMD_WRITE: |
| RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, |
| "%s(): PWR_CMD_WRITE\n", __func__); |
| offset = GET_PWR_CFG_OFFSET(cfg_cmd); |
| |
| /*Read the value from system register*/ |
| value = rtl_read_byte(rtlpriv, offset); |
| value &= (~(GET_PWR_CFG_MASK(cfg_cmd))); |
| value |= (GET_PWR_CFG_VALUE(cfg_cmd) & |
| GET_PWR_CFG_MASK(cfg_cmd)); |
| |
| /*Write the value back to system register*/ |
| rtl_write_byte(rtlpriv, offset, value); |
| break; |
| case PWR_CMD_POLLING: |
| RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, |
| "%s(): PWR_CMD_POLLING\n", __func__); |
| polling_bit = false; |
| offset = GET_PWR_CFG_OFFSET(cfg_cmd); |
| |
| do { |
| value = rtl_read_byte(rtlpriv, offset); |
| |
| value &= GET_PWR_CFG_MASK(cfg_cmd); |
| if (value == |
| (GET_PWR_CFG_VALUE(cfg_cmd) & |
| GET_PWR_CFG_MASK(cfg_cmd))) |
| polling_bit = true; |
| else |
| udelay(10); |
| |
| if (polling_count++ > max_polling_cnt) |
| return false; |
| } while (!polling_bit); |
| break; |
| case PWR_CMD_DELAY: |
| RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, |
| "%s(): PWR_CMD_DELAY\n", __func__); |
| if (GET_PWR_CFG_VALUE(cfg_cmd) == |
| PWRSEQ_DELAY_US) |
| udelay(GET_PWR_CFG_OFFSET(cfg_cmd)); |
| else |
| mdelay(GET_PWR_CFG_OFFSET(cfg_cmd)); |
| break; |
| case PWR_CMD_END: |
| RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, |
| "%s(): PWR_CMD_END\n", __func__); |
| return true; |
| default: |
| WARN_ONCE(true, |
| "rtlwifi: %s(): Unknown CMD!!\n", |
| __func__); |
| break; |
| } |
| } |
| ary_idx++; |
| } while (1); |
| |
| return true; |
| } |
| |
| bool rtl_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); |
| struct rtl8192_tx_ring *ring; |
| struct rtl_tx_desc *pdesc; |
| unsigned long flags; |
| struct sk_buff *pskb = NULL; |
| |
| ring = &rtlpci->tx_ring[BEACON_QUEUE]; |
| |
| spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags); |
| pskb = __skb_dequeue(&ring->queue); |
| if (pskb) |
| dev_kfree_skb_irq(pskb); |
| |
| /*this is wrong, fill_tx_cmddesc needs update*/ |
| pdesc = &ring->desc[0]; |
| |
| rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *)pdesc, 1, 1, skb); |
| |
| __skb_queue_tail(&ring->queue, skb); |
| |
| spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags); |
| |
| rtlpriv->cfg->ops->tx_polling(hw, BEACON_QUEUE); |
| |
| return true; |
| } |
| |
| const struct ieee80211_ops rtl_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, |
| .sta_statistics = rtl_op_sta_statistics, |
| .set_frag_threshold = rtl_op_set_frag_threshold, |
| .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, |
| }; |
| |
| bool rtl_btc_status_false(void) |
| { |
| return false; |
| } |
| |
| void rtl_dm_diginit(struct ieee80211_hw *hw, u32 cur_igvalue) |
| { |
| struct rtl_priv *rtlpriv = rtl_priv(hw); |
| struct dig_t *dm_digtable = &rtlpriv->dm_digtable; |
| |
| dm_digtable->dig_enable_flag = true; |
| dm_digtable->dig_ext_port_stage = DIG_EXT_PORT_STAGE_MAX; |
| dm_digtable->cur_igvalue = cur_igvalue; |
| dm_digtable->pre_igvalue = 0; |
| dm_digtable->cur_sta_cstate = DIG_STA_DISCONNECT; |
| dm_digtable->presta_cstate = DIG_STA_DISCONNECT; |
| dm_digtable->curmultista_cstate = DIG_MULTISTA_DISCONNECT; |
| dm_digtable->rssi_lowthresh = DM_DIG_THRESH_LOW; |
| dm_digtable->rssi_highthresh = DM_DIG_THRESH_HIGH; |
| dm_digtable->fa_lowthresh = DM_FALSEALARM_THRESH_LOW; |
| dm_digtable->fa_highthresh = DM_FALSEALARM_THRESH_HIGH; |
| dm_digtable->rx_gain_max = DM_DIG_MAX; |
| dm_digtable->rx_gain_min = DM_DIG_MIN; |
| dm_digtable->back_val = DM_DIG_BACKOFF_DEFAULT; |
| dm_digtable->back_range_max = DM_DIG_BACKOFF_MAX; |
| dm_digtable->back_range_min = DM_DIG_BACKOFF_MIN; |
| dm_digtable->pre_cck_cca_thres = 0xff; |
| dm_digtable->cur_cck_cca_thres = 0x83; |
| dm_digtable->forbidden_igi = DM_DIG_MIN; |
| dm_digtable->large_fa_hit = 0; |
| dm_digtable->recover_cnt = 0; |
| dm_digtable->dig_min_0 = 0x25; |
| dm_digtable->dig_min_1 = 0x25; |
| dm_digtable->media_connect_0 = false; |
| dm_digtable->media_connect_1 = false; |
| rtlpriv->dm.dm_initialgain_enable = true; |
| dm_digtable->bt30_cur_igi = 0x32; |
| dm_digtable->pre_cck_pd_state = CCK_PD_STAGE_MAX; |
| dm_digtable->cur_cck_pd_state = CCK_PD_STAGE_LOWRSSI; |
| } |