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1984 lines
55 KiB
1984 lines
55 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* Copyright(c) 2009-2012 Realtek Corporation.*/ |
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#include "wifi.h" |
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#include "core.h" |
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#include "cam.h" |
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#include "base.h" |
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#include "ps.h" |
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#include "pwrseqcmd.h" |
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#include "btcoexist/rtl_btc.h" |
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#include <linux/firmware.h> |
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#include <linux/export.h> |
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#include <net/cfg80211.h> |
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u8 channel5g[CHANNEL_MAX_NUMBER_5G] = { |
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36, 38, 40, 42, 44, 46, 48, /* Band 1 */ |
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52, 54, 56, 58, 60, 62, 64, /* Band 2 */ |
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100, 102, 104, 106, 108, 110, 112, /* Band 3 */ |
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116, 118, 120, 122, 124, 126, 128, /* Band 3 */ |
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132, 134, 136, 138, 140, 142, 144, /* Band 3 */ |
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149, 151, 153, 155, 157, 159, 161, /* Band 4 */ |
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165, 167, 169, 171, 173, 175, 177 /* Band 4 */ |
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}; |
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EXPORT_SYMBOL(channel5g); |
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u8 channel5g_80m[CHANNEL_MAX_NUMBER_5G_80M] = { |
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42, 58, 106, 122, 138, 155, 171 |
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}; |
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EXPORT_SYMBOL(channel5g_80m); |
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void rtl_addr_delay(u32 addr) |
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{ |
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if (addr == 0xfe) |
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mdelay(50); |
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else if (addr == 0xfd) |
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msleep(5); |
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else if (addr == 0xfc) |
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msleep(1); |
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else if (addr == 0xfb) |
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usleep_range(50, 100); |
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else if (addr == 0xfa) |
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usleep_range(5, 10); |
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else if (addr == 0xf9) |
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usleep_range(1, 2); |
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} |
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EXPORT_SYMBOL(rtl_addr_delay); |
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void rtl_rfreg_delay(struct ieee80211_hw *hw, enum radio_path rfpath, u32 addr, |
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u32 mask, u32 data) |
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{ |
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if (addr >= 0xf9 && addr <= 0xfe) { |
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rtl_addr_delay(addr); |
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} else { |
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rtl_set_rfreg(hw, rfpath, addr, mask, data); |
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udelay(1); |
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} |
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} |
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EXPORT_SYMBOL(rtl_rfreg_delay); |
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void rtl_bb_delay(struct ieee80211_hw *hw, u32 addr, u32 data) |
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{ |
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if (addr >= 0xf9 && addr <= 0xfe) { |
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rtl_addr_delay(addr); |
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} else { |
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rtl_set_bbreg(hw, addr, MASKDWORD, data); |
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udelay(1); |
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} |
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} |
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EXPORT_SYMBOL(rtl_bb_delay); |
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static void rtl_fw_do_work(const struct firmware *firmware, void *context, |
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bool is_wow) |
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{ |
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struct ieee80211_hw *hw = context; |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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int err; |
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rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD, |
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"Firmware callback routine entered!\n"); |
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if (!firmware) { |
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if (rtlpriv->cfg->alt_fw_name) { |
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err = request_firmware(&firmware, |
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rtlpriv->cfg->alt_fw_name, |
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rtlpriv->io.dev); |
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pr_info("Loading alternative firmware %s\n", |
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rtlpriv->cfg->alt_fw_name); |
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if (!err) |
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goto found_alt; |
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} |
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pr_err("Selected firmware is not available\n"); |
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rtlpriv->max_fw_size = 0; |
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goto exit; |
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} |
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found_alt: |
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if (firmware->size > rtlpriv->max_fw_size) { |
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pr_err("Firmware is too big!\n"); |
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release_firmware(firmware); |
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goto exit; |
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} |
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if (!is_wow) { |
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memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, |
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firmware->size); |
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rtlpriv->rtlhal.fwsize = firmware->size; |
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} else { |
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memcpy(rtlpriv->rtlhal.wowlan_firmware, firmware->data, |
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firmware->size); |
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rtlpriv->rtlhal.wowlan_fwsize = firmware->size; |
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} |
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release_firmware(firmware); |
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exit: |
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complete(&rtlpriv->firmware_loading_complete); |
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} |
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void rtl_fw_cb(const struct firmware *firmware, void *context) |
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{ |
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rtl_fw_do_work(firmware, context, false); |
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} |
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EXPORT_SYMBOL(rtl_fw_cb); |
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void rtl_wowlan_fw_cb(const struct firmware *firmware, void *context) |
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{ |
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rtl_fw_do_work(firmware, context, true); |
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} |
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EXPORT_SYMBOL(rtl_wowlan_fw_cb); |
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/*mutex for start & stop is must here. */ |
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static int rtl_op_start(struct ieee80211_hw *hw) |
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{ |
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int err = 0; |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
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if (!is_hal_stop(rtlhal)) |
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return 0; |
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if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) |
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return 0; |
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mutex_lock(&rtlpriv->locks.conf_mutex); |
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err = rtlpriv->intf_ops->adapter_start(hw); |
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if (!err) |
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rtl_watch_dog_timer_callback(&rtlpriv->works.watchdog_timer); |
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mutex_unlock(&rtlpriv->locks.conf_mutex); |
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return err; |
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} |
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static void rtl_op_stop(struct ieee80211_hw *hw) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
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struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
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struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
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bool support_remote_wakeup = false; |
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if (is_hal_stop(rtlhal)) |
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return; |
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rtlpriv->cfg->ops->get_hw_reg(hw, HAL_DEF_WOWLAN, |
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(u8 *)(&support_remote_wakeup)); |
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/* here is must, because adhoc do stop and start, |
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* but stop with RFOFF may cause something wrong, |
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* like adhoc TP |
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*/ |
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if (unlikely(ppsc->rfpwr_state == ERFOFF)) |
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rtl_ips_nic_on(hw); |
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mutex_lock(&rtlpriv->locks.conf_mutex); |
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/* if wowlan supported, DON'T clear connected info */ |
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if (!(support_remote_wakeup && |
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rtlhal->enter_pnp_sleep)) { |
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mac->link_state = MAC80211_NOLINK; |
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eth_zero_addr(mac->bssid); |
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mac->vendor = PEER_UNKNOWN; |
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/* reset sec info */ |
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rtl_cam_reset_sec_info(hw); |
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rtl_deinit_deferred_work(hw, false); |
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} |
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rtlpriv->intf_ops->adapter_stop(hw); |
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mutex_unlock(&rtlpriv->locks.conf_mutex); |
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} |
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static void rtl_op_tx(struct ieee80211_hw *hw, |
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struct ieee80211_tx_control *control, |
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struct sk_buff *skb) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
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struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
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struct rtl_tcb_desc tcb_desc; |
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memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); |
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if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) |
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goto err_free; |
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if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) |
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goto err_free; |
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if (!rtlpriv->intf_ops->waitq_insert(hw, control->sta, skb)) |
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rtlpriv->intf_ops->adapter_tx(hw, control->sta, skb, &tcb_desc); |
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return; |
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err_free: |
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dev_kfree_skb_any(skb); |
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} |
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static int rtl_op_add_interface(struct ieee80211_hw *hw, |
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struct ieee80211_vif *vif) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
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int err = 0; |
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u8 retry_limit = 0x30; |
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if (mac->vif) { |
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rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, |
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"vif has been set!! mac->vif = 0x%p\n", mac->vif); |
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return -EOPNOTSUPP; |
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} |
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vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; |
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rtl_ips_nic_on(hw); |
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mutex_lock(&rtlpriv->locks.conf_mutex); |
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switch (ieee80211_vif_type_p2p(vif)) { |
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case NL80211_IFTYPE_P2P_CLIENT: |
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mac->p2p = P2P_ROLE_CLIENT; |
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fallthrough; |
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case NL80211_IFTYPE_STATION: |
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if (mac->beacon_enabled == 1) { |
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rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
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"NL80211_IFTYPE_STATION\n"); |
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mac->beacon_enabled = 0; |
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rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, |
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rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]); |
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} |
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break; |
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case NL80211_IFTYPE_ADHOC: |
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rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
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"NL80211_IFTYPE_ADHOC\n"); |
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mac->link_state = MAC80211_LINKED; |
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rtlpriv->cfg->ops->set_bcn_reg(hw); |
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if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) |
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mac->basic_rates = 0xfff; |
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else |
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mac->basic_rates = 0xff0; |
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rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, |
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(u8 *)(&mac->basic_rates)); |
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retry_limit = 0x07; |
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break; |
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case NL80211_IFTYPE_P2P_GO: |
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mac->p2p = P2P_ROLE_GO; |
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fallthrough; |
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case NL80211_IFTYPE_AP: |
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rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
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"NL80211_IFTYPE_AP\n"); |
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mac->link_state = MAC80211_LINKED; |
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rtlpriv->cfg->ops->set_bcn_reg(hw); |
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if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) |
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mac->basic_rates = 0xfff; |
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else |
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mac->basic_rates = 0xff0; |
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rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, |
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(u8 *)(&mac->basic_rates)); |
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retry_limit = 0x07; |
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break; |
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case NL80211_IFTYPE_MESH_POINT: |
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rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
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"NL80211_IFTYPE_MESH_POINT\n"); |
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mac->link_state = MAC80211_LINKED; |
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rtlpriv->cfg->ops->set_bcn_reg(hw); |
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if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) |
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mac->basic_rates = 0xfff; |
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else |
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mac->basic_rates = 0xff0; |
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rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, |
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(u8 *)(&mac->basic_rates)); |
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retry_limit = 0x07; |
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break; |
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default: |
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pr_err("operation mode %d is not supported!\n", |
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vif->type); |
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err = -EOPNOTSUPP; |
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goto out; |
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} |
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if (mac->p2p) { |
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rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
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"p2p role %x\n", vif->type); |
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mac->basic_rates = 0xff0;/*disable cck rate for p2p*/ |
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rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, |
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(u8 *)(&mac->basic_rates)); |
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} |
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mac->vif = vif; |
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mac->opmode = vif->type; |
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rtlpriv->cfg->ops->set_network_type(hw, vif->type); |
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memcpy(mac->mac_addr, vif->addr, ETH_ALEN); |
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rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR, mac->mac_addr); |
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mac->retry_long = retry_limit; |
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mac->retry_short = retry_limit; |
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rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT, |
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(u8 *)(&retry_limit)); |
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out: |
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mutex_unlock(&rtlpriv->locks.conf_mutex); |
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return err; |
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} |
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static void rtl_op_remove_interface(struct ieee80211_hw *hw, |
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struct ieee80211_vif *vif) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
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mutex_lock(&rtlpriv->locks.conf_mutex); |
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/* Free beacon resources */ |
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if (vif->type == NL80211_IFTYPE_AP || |
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vif->type == NL80211_IFTYPE_ADHOC || |
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vif->type == NL80211_IFTYPE_MESH_POINT) { |
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if (mac->beacon_enabled == 1) { |
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mac->beacon_enabled = 0; |
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rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, |
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rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]); |
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} |
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} |
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/* |
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*Note: We assume NL80211_IFTYPE_UNSPECIFIED as |
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*NO LINK for our hardware. |
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*/ |
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mac->p2p = 0; |
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mac->vif = NULL; |
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mac->link_state = MAC80211_NOLINK; |
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eth_zero_addr(mac->bssid); |
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mac->vendor = PEER_UNKNOWN; |
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mac->opmode = NL80211_IFTYPE_UNSPECIFIED; |
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rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); |
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mutex_unlock(&rtlpriv->locks.conf_mutex); |
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} |
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static int rtl_op_change_interface(struct ieee80211_hw *hw, |
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struct ieee80211_vif *vif, |
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enum nl80211_iftype new_type, bool p2p) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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int ret; |
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rtl_op_remove_interface(hw, vif); |
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vif->type = new_type; |
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vif->p2p = p2p; |
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ret = rtl_op_add_interface(hw, vif); |
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rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
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"p2p %x\n", p2p); |
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return ret; |
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} |
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#ifdef CONFIG_PM |
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static u16 crc16_ccitt(u8 data, u16 crc) |
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{ |
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u8 shift_in, data_bit, crc_bit11, crc_bit4, crc_bit15; |
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u8 i; |
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u16 result; |
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for (i = 0; i < 8; i++) { |
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crc_bit15 = ((crc & BIT(15)) ? 1 : 0); |
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data_bit = (data & (BIT(0) << i) ? 1 : 0); |
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shift_in = crc_bit15 ^ data_bit; |
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result = crc << 1; |
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if (shift_in == 0) |
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result &= (~BIT(0)); |
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else |
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result |= BIT(0); |
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crc_bit11 = ((crc & BIT(11)) ? 1 : 0) ^ shift_in; |
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if (crc_bit11 == 0) |
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result &= (~BIT(12)); |
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else |
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result |= BIT(12); |
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crc_bit4 = ((crc & BIT(4)) ? 1 : 0) ^ shift_in; |
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if (crc_bit4 == 0) |
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result &= (~BIT(5)); |
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else |
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result |= BIT(5); |
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crc = result; |
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} |
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return crc; |
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} |
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static u16 _calculate_wol_pattern_crc(u8 *pattern, u16 len) |
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{ |
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u16 crc = 0xffff; |
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u32 i; |
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for (i = 0; i < len; i++) |
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crc = crc16_ccitt(pattern[i], crc); |
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crc = ~crc; |
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return crc; |
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} |
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static void _rtl_add_wowlan_patterns(struct ieee80211_hw *hw, |
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struct cfg80211_wowlan *wow) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_mac *mac = &rtlpriv->mac80211; |
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struct cfg80211_pkt_pattern *patterns = wow->patterns; |
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struct rtl_wow_pattern rtl_pattern; |
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const u8 *pattern_os, *mask_os; |
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u8 mask[MAX_WOL_BIT_MASK_SIZE] = {0}; |
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u8 content[MAX_WOL_PATTERN_SIZE] = {0}; |
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u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
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u8 multicast_addr1[2] = {0x33, 0x33}; |
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u8 multicast_addr2[3] = {0x01, 0x00, 0x5e}; |
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u8 i, mask_len; |
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u16 j, len; |
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for (i = 0; i < wow->n_patterns; i++) { |
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memset(&rtl_pattern, 0, sizeof(struct rtl_wow_pattern)); |
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memset(mask, 0, MAX_WOL_BIT_MASK_SIZE); |
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if (patterns[i].pattern_len < 0 || |
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patterns[i].pattern_len > MAX_WOL_PATTERN_SIZE) { |
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rtl_dbg(rtlpriv, COMP_POWER, DBG_WARNING, |
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"Pattern[%d] is too long\n", i); |
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continue; |
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} |
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pattern_os = patterns[i].pattern; |
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mask_len = DIV_ROUND_UP(patterns[i].pattern_len, 8); |
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mask_os = patterns[i].mask; |
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RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE, |
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"pattern content\n", pattern_os, |
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patterns[i].pattern_len); |
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RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE, |
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"mask content\n", mask_os, mask_len); |
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/* 1. unicast? multicast? or broadcast? */ |
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if (memcmp(pattern_os, broadcast_addr, 6) == 0) |
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rtl_pattern.type = BROADCAST_PATTERN; |
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else if (memcmp(pattern_os, multicast_addr1, 2) == 0 || |
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memcmp(pattern_os, multicast_addr2, 3) == 0) |
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rtl_pattern.type = MULTICAST_PATTERN; |
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else if (memcmp(pattern_os, mac->mac_addr, 6) == 0) |
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rtl_pattern.type = UNICAST_PATTERN; |
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else |
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rtl_pattern.type = UNKNOWN_TYPE; |
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|
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/* 2. translate mask_from_os to mask_for_hw */ |
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|
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/****************************************************************************** |
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* pattern from OS uses 'ethenet frame', like this: |
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| 6 | 6 | 2 | 20 | Variable | 4 | |
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|--------+--------+------+-----------+------------+-----| |
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| 802.3 Mac Header | IP Header | TCP Packet | FCS | |
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| DA | SA | Type | |
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* BUT, packet catched by our HW is in '802.11 frame', begin from LLC, |
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| 24 or 30 | 6 | 2 | 20 | Variable | 4 | |
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|-------------------+--------+------+-----------+------------+-----| |
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| 802.11 MAC Header | LLC | IP Header | TCP Packet | FCS | |
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| Others | Tpye | |
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* Therefore, we need translate mask_from_OS to mask_to_hw. |
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* We should left-shift mask by 6 bits, then set the new bit[0~5] = 0, |
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* because new mask[0~5] means 'SA', but our HW packet begins from LLC, |
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* bit[0~5] corresponds to first 6 Bytes in LLC, they just don't match. |
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******************************************************************************/ |
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/* Shift 6 bits */ |
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for (j = 0; j < mask_len - 1; j++) { |
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mask[j] = mask_os[j] >> 6; |
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mask[j] |= (mask_os[j + 1] & 0x3F) << 2; |
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} |
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mask[j] = (mask_os[j] >> 6) & 0x3F; |
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/* Set bit 0-5 to zero */ |
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mask[0] &= 0xC0; |
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RT_PRINT_DATA(rtlpriv, COMP_POWER, DBG_TRACE, |
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"mask to hw\n", mask, mask_len); |
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for (j = 0; j < (MAX_WOL_BIT_MASK_SIZE + 1) / 4; j++) { |
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rtl_pattern.mask[j] = mask[j * 4]; |
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rtl_pattern.mask[j] |= (mask[j * 4 + 1] << 8); |
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rtl_pattern.mask[j] |= (mask[j * 4 + 2] << 16); |
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rtl_pattern.mask[j] |= (mask[j * 4 + 3] << 24); |
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} |
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|
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/* To get the wake up pattern from the mask. |
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* We do not count first 12 bits which means |
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* DA[6] and SA[6] in the pattern to match HW design. |
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*/ |
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len = 0; |
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for (j = 12; j < patterns[i].pattern_len; j++) { |
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if ((mask_os[j / 8] >> (j % 8)) & 0x01) { |
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content[len] = pattern_os[j]; |
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len++; |
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} |
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} |
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|
|
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); |
|
rtl_dbg(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)); |
|
|
|
rtl_dbg(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, true); |
|
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; |
|
|
|
rtl_dbg(rtlpriv, COMP_POWER, DBG_DMESG, "\n"); |
|
rtlhal->driver_is_goingto_unload = false; |
|
rtlhal->enter_pnp_sleep = false; |
|
rtlhal->wake_from_pnp_sleep = true; |
|
|
|
/* to resolve 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)*/ |
|
rtl_dbg(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) { |
|
rtl_dbg(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 broadcast 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]; |
|
rtl_dbg(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]); |
|
rtl_dbg(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]; |
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
|
"Enable receive FCS error frame\n"); |
|
} else { |
|
mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32]; |
|
rtl_dbg(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]; |
|
|
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
|
"Enable receive control frame.\n"); |
|
} else { |
|
mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; |
|
rtl_dbg(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]; |
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, |
|
"Enable receive other BSS's frame.\n"); |
|
} else { |
|
mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP]; |
|
rtl_dbg(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); |
|
rtl_dbg(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) { |
|
rtl_dbg(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) { |
|
rtl_dbg(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); |
|
} |
|
} |
|
|
|
void rtl_update_beacon_work_callback(struct work_struct *work) |
|
{ |
|
struct rtl_works *rtlworks = |
|
container_of(work, struct rtl_works, update_beacon_work); |
|
struct ieee80211_hw *hw = rtlworks->hw; |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ieee80211_vif *vif = rtlpriv->mac80211.vif; |
|
|
|
if (!vif) { |
|
WARN_ONCE(true, "no vif to update beacon\n"); |
|
return; |
|
} |
|
|
|
mutex_lock(&rtlpriv->locks.conf_mutex); |
|
send_beacon_frame(hw, vif); |
|
mutex_unlock(&rtlpriv->locks.conf_mutex); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_update_beacon_work_callback); |
|
|
|
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) { |
|
rtl_dbg(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) { |
|
rtl_dbg(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) { |
|
rtl_dbg(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; |
|
} |
|
rtl_dbg(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)); |
|
|
|
rtl_dbg(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, true); |
|
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); |
|
|
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, |
|
"bssid = %pMF\n", mac->bssid); |
|
|
|
if (bss) { |
|
cfg80211_unlink_bss(hw->wiphy, bss); |
|
cfg80211_put_bss(hw->wiphy, bss); |
|
rtl_dbg(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); |
|
} |
|
rtl_dbg(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) { |
|
rtl_dbg(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) { |
|
rtl_dbg(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) { |
|
rtl_dbg(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; |
|
|
|
rtl_dbg(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); |
|
|
|
rtl_dbg(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: |
|
rtl_dbg(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: |
|
rtl_dbg(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: |
|
rtl_dbg(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: |
|
rtl_dbg(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: |
|
rtl_dbg(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)); |
|
|
|
rtl_dbg(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, true); |
|
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)); |
|
|
|
rtl_dbg(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) { |
|
rtl_dbg(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; |
|
rtl_dbg(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; |
|
rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP40\n"); |
|
break; |
|
case WLAN_CIPHER_SUITE_WEP104: |
|
rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP104\n"); |
|
key_type = WEP104_ENCRYPTION; |
|
break; |
|
case WLAN_CIPHER_SUITE_TKIP: |
|
key_type = TKIP_ENCRYPTION; |
|
rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:TKIP\n"); |
|
break; |
|
case WLAN_CIPHER_SUITE_CCMP: |
|
key_type = AESCCMP_ENCRYPTION; |
|
rtl_dbg(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; |
|
rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CMAC\n"); |
|
rtl_dbg(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; |
|
rtl_dbg(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) { |
|
rtl_dbg(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 */ |
|
rtl_dbg(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 */ |
|
rtl_dbg(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: |
|
rtl_dbg(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; |
|
|
|
rtl_dbg(rtlpriv, COMP_RF, DBG_DMESG, |
|
"wireless radio switch turned %s\n", |
|
radio_state ? "on" : "off"); |
|
|
|
blocked = !rtlpriv->rfkill.rfkill_state; |
|
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); |
|
} |
|
|
|
static int rtl_op_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, |
|
bool set) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
|
|
|
if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192CU) |
|
schedule_work(&rtlpriv->works.update_beacon_work); |
|
|
|
return 0; |
|
} |
|
|
|
/* 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]; |
|
rtl_dbg(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: |
|
rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, |
|
"rtl_hal_pwrseqcmdparsing(): PWR_CMD_READ\n"); |
|
break; |
|
case PWR_CMD_WRITE: |
|
rtl_dbg(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: |
|
rtl_dbg(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: |
|
rtl_dbg(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: |
|
rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, |
|
"%s: PWR_CMD_END\n", __func__); |
|
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, |
|
.set_tim = rtl_op_set_tim, |
|
}; |
|
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);
|
|
|