diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/core.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/core.c | 1949 |
1 files changed, 1949 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c new file mode 100644 index 0000000..f73e690 --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -0,0 +1,1949 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2009-2012 Realtek Corporation.*/ + +#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 */ +}; +EXPORT_SYMBOL(channel5g); + +u8 channel5g_80m[CHANNEL_MAX_NUMBER_5G_80M] = { + 42, 58, 106, 122, 138, 155, 171 +}; +EXPORT_SYMBOL(channel5g_80m); + +void rtl_addr_delay(u32 addr) +{ + if (addr == 0xfe) + mdelay(50); + else if (addr == 0xfd) + msleep(5); + else if (addr == 0xfc) + msleep(1); + else if (addr == 0xfb) + usleep_range(50, 100); + else if (addr == 0xfa) + usleep_range(5, 10); + else if (addr == 0xf9) + usleep_range(1, 2); +} +EXPORT_SYMBOL(rtl_addr_delay); + +void rtl_rfreg_delay(struct ieee80211_hw *hw, enum radio_path rfpath, u32 addr, + u32 mask, u32 data) +{ + if (addr >= 0xf9 && addr <= 0xfe) { + rtl_addr_delay(addr); + } else { + rtl_set_rfreg(hw, rfpath, addr, mask, data); + udelay(1); + } +} +EXPORT_SYMBOL(rtl_rfreg_delay); + +void rtl_bb_delay(struct ieee80211_hw *hw, u32 addr, u32 data) +{ + if (addr >= 0xf9 && addr <= 0xfe) { + rtl_addr_delay(addr); + } else { + rtl_set_bbreg(hw, addr, MASKDWORD, data); + udelay(1); + } +} +EXPORT_SYMBOL(rtl_bb_delay); + +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; + } + release_firmware(firmware); +} + +void rtl_fw_cb(const struct firmware *firmware, void *context) +{ + rtl_fw_do_work(firmware, context, false); +} +EXPORT_SYMBOL(rtl_fw_cb); + +void rtl_wowlan_fw_cb(const struct firmware *firmware, void *context) +{ + rtl_fw_do_work(firmware, context, true); +} +EXPORT_SYMBOL(rtl_wowlan_fw_cb); + +/*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, false); + } + 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)); + time64_t now; + + 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*/ + now = ktime_get_real_seconds(); + if (now - 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 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 { + 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 (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(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_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; + + 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); + } + + 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); + 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(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_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 = %pMF\n", mac->bssid); + + 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; + } + 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(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->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); +} + +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 entrys one by one, + *so don't use rtl_cam_reset_all_entry + *or clear all entry 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 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); +} + +/* 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, + "rtl_hal_pwrseqcmdparsing(): offset(%#x),cut_msk(%#x), famsk(%#x), interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n", + 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, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_READ\n"); + 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 sytem register*/ + rtl_write_byte(rtlpriv, offset, value); + break; + case PWR_CMD_POLLING: + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n"); + 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, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n"); + 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, + "rtl_hal_pwrseqcmdparsing(): PWR_CMD_END\n"); + return true; + default: + WARN_ONCE(true, + "rtlwifi: rtl_hal_pwrseqcmdparsing(): Unknown CMD!!\n"); + break; + } + } + ary_idx++; + } while (1); + + return true; +} +EXPORT_SYMBOL(rtl_hal_pwrseqcmdparsing); + +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; +} +EXPORT_SYMBOL(rtl_cmd_send_packet); +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, + .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, +}; +EXPORT_SYMBOL_GPL(rtl_ops); + +bool rtl_btc_status_false(void) +{ + return false; +} +EXPORT_SYMBOL_GPL(rtl_btc_status_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; + dm_digtable->pre_cck_fa_state = 0; + dm_digtable->cur_cck_fa_state = 0; +} +EXPORT_SYMBOL(rtl_dm_diginit); |