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2760 lines
74 KiB
2760 lines
74 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 "rc.h" |
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#include "base.h" |
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#include "efuse.h" |
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#include "cam.h" |
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#include "ps.h" |
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#include "regd.h" |
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#include "pci.h" |
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#include <linux/ip.h> |
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#include <linux/module.h> |
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#include <linux/udp.h> |
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/* |
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*NOTICE!!!: This file will be very big, we should |
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*keep it clear under following roles: |
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* |
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*This file include following parts, so, if you add new |
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*functions into this file, please check which part it |
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*should includes. or check if you should add new part |
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*for this file: |
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* |
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*1) mac80211 init functions |
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*2) tx information functions |
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*3) functions called by core.c |
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*4) wq & timer callback functions |
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*5) frame process functions |
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*6) IOT functions |
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*7) sysfs functions |
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*8) vif functions |
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*9) ... |
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*/ |
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/********************************************************* |
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* |
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* mac80211 init functions |
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* |
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*********************************************************/ |
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static struct ieee80211_channel rtl_channeltable_2g[] = { |
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{.center_freq = 2412, .hw_value = 1,}, |
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{.center_freq = 2417, .hw_value = 2,}, |
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{.center_freq = 2422, .hw_value = 3,}, |
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{.center_freq = 2427, .hw_value = 4,}, |
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{.center_freq = 2432, .hw_value = 5,}, |
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{.center_freq = 2437, .hw_value = 6,}, |
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{.center_freq = 2442, .hw_value = 7,}, |
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{.center_freq = 2447, .hw_value = 8,}, |
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{.center_freq = 2452, .hw_value = 9,}, |
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{.center_freq = 2457, .hw_value = 10,}, |
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{.center_freq = 2462, .hw_value = 11,}, |
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{.center_freq = 2467, .hw_value = 12,}, |
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{.center_freq = 2472, .hw_value = 13,}, |
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{.center_freq = 2484, .hw_value = 14,}, |
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}; |
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static struct ieee80211_channel rtl_channeltable_5g[] = { |
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{.center_freq = 5180, .hw_value = 36,}, |
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{.center_freq = 5200, .hw_value = 40,}, |
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{.center_freq = 5220, .hw_value = 44,}, |
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{.center_freq = 5240, .hw_value = 48,}, |
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{.center_freq = 5260, .hw_value = 52,}, |
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{.center_freq = 5280, .hw_value = 56,}, |
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{.center_freq = 5300, .hw_value = 60,}, |
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{.center_freq = 5320, .hw_value = 64,}, |
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{.center_freq = 5500, .hw_value = 100,}, |
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{.center_freq = 5520, .hw_value = 104,}, |
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{.center_freq = 5540, .hw_value = 108,}, |
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{.center_freq = 5560, .hw_value = 112,}, |
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{.center_freq = 5580, .hw_value = 116,}, |
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{.center_freq = 5600, .hw_value = 120,}, |
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{.center_freq = 5620, .hw_value = 124,}, |
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{.center_freq = 5640, .hw_value = 128,}, |
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{.center_freq = 5660, .hw_value = 132,}, |
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{.center_freq = 5680, .hw_value = 136,}, |
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{.center_freq = 5700, .hw_value = 140,}, |
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{.center_freq = 5745, .hw_value = 149,}, |
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{.center_freq = 5765, .hw_value = 153,}, |
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{.center_freq = 5785, .hw_value = 157,}, |
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{.center_freq = 5805, .hw_value = 161,}, |
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{.center_freq = 5825, .hw_value = 165,}, |
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}; |
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static struct ieee80211_rate rtl_ratetable_2g[] = { |
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{.bitrate = 10, .hw_value = 0x00,}, |
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{.bitrate = 20, .hw_value = 0x01,}, |
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{.bitrate = 55, .hw_value = 0x02,}, |
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{.bitrate = 110, .hw_value = 0x03,}, |
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{.bitrate = 60, .hw_value = 0x04,}, |
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{.bitrate = 90, .hw_value = 0x05,}, |
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{.bitrate = 120, .hw_value = 0x06,}, |
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{.bitrate = 180, .hw_value = 0x07,}, |
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{.bitrate = 240, .hw_value = 0x08,}, |
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{.bitrate = 360, .hw_value = 0x09,}, |
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{.bitrate = 480, .hw_value = 0x0a,}, |
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{.bitrate = 540, .hw_value = 0x0b,}, |
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}; |
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static struct ieee80211_rate rtl_ratetable_5g[] = { |
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{.bitrate = 60, .hw_value = 0x04,}, |
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{.bitrate = 90, .hw_value = 0x05,}, |
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{.bitrate = 120, .hw_value = 0x06,}, |
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{.bitrate = 180, .hw_value = 0x07,}, |
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{.bitrate = 240, .hw_value = 0x08,}, |
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{.bitrate = 360, .hw_value = 0x09,}, |
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{.bitrate = 480, .hw_value = 0x0a,}, |
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{.bitrate = 540, .hw_value = 0x0b,}, |
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}; |
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static const struct ieee80211_supported_band rtl_band_2ghz = { |
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.band = NL80211_BAND_2GHZ, |
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.channels = rtl_channeltable_2g, |
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.n_channels = ARRAY_SIZE(rtl_channeltable_2g), |
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.bitrates = rtl_ratetable_2g, |
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.n_bitrates = ARRAY_SIZE(rtl_ratetable_2g), |
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.ht_cap = {0}, |
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}; |
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static struct ieee80211_supported_band rtl_band_5ghz = { |
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.band = NL80211_BAND_5GHZ, |
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.channels = rtl_channeltable_5g, |
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.n_channels = ARRAY_SIZE(rtl_channeltable_5g), |
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.bitrates = rtl_ratetable_5g, |
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.n_bitrates = ARRAY_SIZE(rtl_ratetable_5g), |
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.ht_cap = {0}, |
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}; |
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static const u8 tid_to_ac[] = { |
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2, /* IEEE80211_AC_BE */ |
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3, /* IEEE80211_AC_BK */ |
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3, /* IEEE80211_AC_BK */ |
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2, /* IEEE80211_AC_BE */ |
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1, /* IEEE80211_AC_VI */ |
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1, /* IEEE80211_AC_VI */ |
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0, /* IEEE80211_AC_VO */ |
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0, /* IEEE80211_AC_VO */ |
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}; |
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u8 rtl_tid_to_ac(u8 tid) |
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{ |
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return tid_to_ac[tid]; |
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} |
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EXPORT_SYMBOL_GPL(rtl_tid_to_ac); |
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static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, |
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struct ieee80211_sta_ht_cap *ht_cap) |
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{ |
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struct rtl_priv *rtlpriv = rtl_priv(hw); |
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struct rtl_phy *rtlphy = &(rtlpriv->phy); |
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ht_cap->ht_supported = true; |
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ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | |
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IEEE80211_HT_CAP_SGI_40 | |
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IEEE80211_HT_CAP_SGI_20 | |
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IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; |
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if (rtlpriv->rtlhal.disable_amsdu_8k) |
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ht_cap->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; |
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/* |
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*Maximum length of AMPDU that the STA can receive. |
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*Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) |
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*/ |
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ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
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/*Minimum MPDU start spacing , */ |
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ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; |
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ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; |
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/*hw->wiphy->bands[NL80211_BAND_2GHZ] |
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*base on ant_num |
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*rx_mask: RX mask |
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*if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7 |
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*if rx_ant = 2 rx_mask[1]= 0xff;==>MCS8-MCS15 |
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*if rx_ant >= 3 rx_mask[2]= 0xff; |
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*if BW_40 rx_mask[4]= 0x01; |
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*highest supported RX rate |
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*/ |
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if (rtlpriv->dm.supp_phymode_switch) { |
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pr_info("Support phy mode switch\n"); |
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ht_cap->mcs.rx_mask[0] = 0xFF; |
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ht_cap->mcs.rx_mask[1] = 0xFF; |
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ht_cap->mcs.rx_mask[4] = 0x01; |
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ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); |
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} else { |
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if (get_rf_type(rtlphy) == RF_1T2R || |
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get_rf_type(rtlphy) == RF_2T2R) { |
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rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, |
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"1T2R or 2T2R\n"); |
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ht_cap->mcs.rx_mask[0] = 0xFF; |
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ht_cap->mcs.rx_mask[1] = 0xFF; |
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ht_cap->mcs.rx_mask[4] = 0x01; |
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ht_cap->mcs.rx_highest = |
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cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); |
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} else if (get_rf_type(rtlphy) == RF_1T1R) { |
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rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "1T1R\n"); |
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ht_cap->mcs.rx_mask[0] = 0xFF; |
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ht_cap->mcs.rx_mask[1] = 0x00; |
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ht_cap->mcs.rx_mask[4] = 0x01; |
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ht_cap->mcs.rx_highest = |
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cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7); |
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} |
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} |
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} |
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static void _rtl_init_hw_vht_capab(struct ieee80211_hw *hw, |
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struct ieee80211_sta_vht_cap *vht_cap) |
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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(rtlpriv); |
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if (!(rtlpriv->cfg->spec_ver & RTL_SPEC_SUPPORT_VHT)) |
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return; |
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if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE || |
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rtlhal->hw_type == HARDWARE_TYPE_RTL8822BE) { |
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u16 mcs_map; |
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vht_cap->vht_supported = true; |
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vht_cap->cap = |
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IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | |
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IEEE80211_VHT_CAP_SHORT_GI_80 | |
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IEEE80211_VHT_CAP_TXSTBC | |
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IEEE80211_VHT_CAP_RXSTBC_1 | |
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IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | |
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IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | |
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IEEE80211_VHT_CAP_HTC_VHT | |
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IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK | |
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IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN | |
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IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN | |
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0; |
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mcs_map = IEEE80211_VHT_MCS_SUPPORT_0_9 << 0 | |
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IEEE80211_VHT_MCS_SUPPORT_0_9 << 2 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 4 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 6 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 8 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 10 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 14; |
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vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); |
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vht_cap->vht_mcs.rx_highest = |
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cpu_to_le16(MAX_BIT_RATE_SHORT_GI_2NSS_80MHZ_MCS9); |
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vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); |
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vht_cap->vht_mcs.tx_highest = |
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cpu_to_le16(MAX_BIT_RATE_SHORT_GI_2NSS_80MHZ_MCS9); |
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} else if (rtlhal->hw_type == HARDWARE_TYPE_RTL8821AE) { |
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u16 mcs_map; |
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vht_cap->vht_supported = true; |
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vht_cap->cap = |
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IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | |
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IEEE80211_VHT_CAP_SHORT_GI_80 | |
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IEEE80211_VHT_CAP_TXSTBC | |
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IEEE80211_VHT_CAP_RXSTBC_1 | |
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IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | |
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IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | |
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IEEE80211_VHT_CAP_HTC_VHT | |
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IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK | |
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IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN | |
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IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN | |
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0; |
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mcs_map = IEEE80211_VHT_MCS_SUPPORT_0_9 << 0 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 2 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 4 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 6 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 8 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 10 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 | |
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IEEE80211_VHT_MCS_NOT_SUPPORTED << 14; |
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vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); |
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vht_cap->vht_mcs.rx_highest = |
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cpu_to_le16(MAX_BIT_RATE_SHORT_GI_1NSS_80MHZ_MCS9); |
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vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); |
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vht_cap->vht_mcs.tx_highest = |
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cpu_to_le16(MAX_BIT_RATE_SHORT_GI_1NSS_80MHZ_MCS9); |
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} |
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} |
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static void _rtl_init_mac80211(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_hal *rtlhal = rtl_hal(rtlpriv); |
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struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); |
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struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); |
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struct ieee80211_supported_band *sband; |
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if (rtlhal->macphymode == SINGLEMAC_SINGLEPHY && |
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rtlhal->bandset == BAND_ON_BOTH) { |
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/* 1: 2.4 G bands */ |
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/* <1> use mac->bands as mem for hw->wiphy->bands */ |
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sband = &(rtlmac->bands[NL80211_BAND_2GHZ]); |
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/* <2> set hw->wiphy->bands[NL80211_BAND_2GHZ] |
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* to default value(1T1R) */ |
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memcpy(&(rtlmac->bands[NL80211_BAND_2GHZ]), &rtl_band_2ghz, |
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sizeof(struct ieee80211_supported_band)); |
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/* <3> init ht cap base on ant_num */ |
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_rtl_init_hw_ht_capab(hw, &sband->ht_cap); |
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/* <4> set mac->sband to wiphy->sband */ |
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hw->wiphy->bands[NL80211_BAND_2GHZ] = sband; |
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/* 2: 5 G bands */ |
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/* <1> use mac->bands as mem for hw->wiphy->bands */ |
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sband = &(rtlmac->bands[NL80211_BAND_5GHZ]); |
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/* <2> set hw->wiphy->bands[NL80211_BAND_5GHZ] |
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* to default value(1T1R) */ |
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memcpy(&(rtlmac->bands[NL80211_BAND_5GHZ]), &rtl_band_5ghz, |
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sizeof(struct ieee80211_supported_band)); |
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/* <3> init ht cap base on ant_num */ |
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_rtl_init_hw_ht_capab(hw, &sband->ht_cap); |
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_rtl_init_hw_vht_capab(hw, &sband->vht_cap); |
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/* <4> set mac->sband to wiphy->sband */ |
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hw->wiphy->bands[NL80211_BAND_5GHZ] = sband; |
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} else { |
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if (rtlhal->current_bandtype == BAND_ON_2_4G) { |
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/* <1> use mac->bands as mem for hw->wiphy->bands */ |
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sband = &(rtlmac->bands[NL80211_BAND_2GHZ]); |
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/* <2> set hw->wiphy->bands[NL80211_BAND_2GHZ] |
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* to default value(1T1R) */ |
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memcpy(&(rtlmac->bands[NL80211_BAND_2GHZ]), |
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&rtl_band_2ghz, |
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sizeof(struct ieee80211_supported_band)); |
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/* <3> init ht cap base on ant_num */ |
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_rtl_init_hw_ht_capab(hw, &sband->ht_cap); |
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/* <4> set mac->sband to wiphy->sband */ |
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hw->wiphy->bands[NL80211_BAND_2GHZ] = sband; |
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} else if (rtlhal->current_bandtype == BAND_ON_5G) { |
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/* <1> use mac->bands as mem for hw->wiphy->bands */ |
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sband = &(rtlmac->bands[NL80211_BAND_5GHZ]); |
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|
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/* <2> set hw->wiphy->bands[NL80211_BAND_5GHZ] |
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* to default value(1T1R) */ |
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memcpy(&(rtlmac->bands[NL80211_BAND_5GHZ]), |
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&rtl_band_5ghz, |
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sizeof(struct ieee80211_supported_band)); |
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/* <3> init ht cap base on ant_num */ |
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_rtl_init_hw_ht_capab(hw, &sband->ht_cap); |
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_rtl_init_hw_vht_capab(hw, &sband->vht_cap); |
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/* <4> set mac->sband to wiphy->sband */ |
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hw->wiphy->bands[NL80211_BAND_5GHZ] = sband; |
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} else { |
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pr_err("Err BAND %d\n", |
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rtlhal->current_bandtype); |
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} |
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} |
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/* <5> set hw caps */ |
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ieee80211_hw_set(hw, SIGNAL_DBM); |
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ieee80211_hw_set(hw, RX_INCLUDES_FCS); |
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ieee80211_hw_set(hw, AMPDU_AGGREGATION); |
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ieee80211_hw_set(hw, MFP_CAPABLE); |
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ieee80211_hw_set(hw, REPORTS_TX_ACK_STATUS); |
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ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU); |
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ieee80211_hw_set(hw, SUPPORT_FAST_XMIT); |
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|
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/* swlps or hwlps has been set in diff chip in init_sw_vars */ |
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if (rtlpriv->psc.swctrl_lps) { |
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ieee80211_hw_set(hw, SUPPORTS_PS); |
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ieee80211_hw_set(hw, PS_NULLFUNC_STACK); |
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} |
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if (rtlpriv->psc.fwctrl_lps) { |
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ieee80211_hw_set(hw, SUPPORTS_PS); |
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ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); |
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} |
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hw->wiphy->interface_modes = |
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BIT(NL80211_IFTYPE_AP) | |
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BIT(NL80211_IFTYPE_STATION) | |
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BIT(NL80211_IFTYPE_ADHOC) | |
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BIT(NL80211_IFTYPE_MESH_POINT) | |
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BIT(NL80211_IFTYPE_P2P_CLIENT) | |
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BIT(NL80211_IFTYPE_P2P_GO); |
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hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; |
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hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
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hw->wiphy->rts_threshold = 2347; |
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|
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hw->queues = AC_MAX; |
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hw->extra_tx_headroom = RTL_TX_HEADER_SIZE; |
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|
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/* TODO: Correct this value for our hw */ |
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hw->max_listen_interval = MAX_LISTEN_INTERVAL; |
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hw->max_rate_tries = MAX_RATE_TRIES; |
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/* hw->max_rates = 1; */ |
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hw->sta_data_size = sizeof(struct rtl_sta_info); |
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|
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/* wowlan is not supported by kernel if CONFIG_PM is not defined */ |
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#ifdef CONFIG_PM |
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if (rtlpriv->psc.wo_wlan_mode) { |
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if (rtlpriv->psc.wo_wlan_mode & WAKE_ON_MAGIC_PACKET) |
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rtlpriv->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT; |
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if (rtlpriv->psc.wo_wlan_mode & WAKE_ON_PATTERN_MATCH) { |
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rtlpriv->wowlan.n_patterns = |
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MAX_SUPPORT_WOL_PATTERN_NUM; |
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rtlpriv->wowlan.pattern_min_len = MIN_WOL_PATTERN_SIZE; |
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rtlpriv->wowlan.pattern_max_len = MAX_WOL_PATTERN_SIZE; |
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} |
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hw->wiphy->wowlan = &rtlpriv->wowlan; |
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} |
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#endif |
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|
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/* <6> mac address */ |
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if (is_valid_ether_addr(rtlefuse->dev_addr)) { |
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SET_IEEE80211_PERM_ADDR(hw, rtlefuse->dev_addr); |
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} else { |
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u8 rtlmac1[] = { 0x00, 0xe0, 0x4c, 0x81, 0x92, 0x00 }; |
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|
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get_random_bytes((rtlmac1 + (ETH_ALEN - 1)), 1); |
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SET_IEEE80211_PERM_ADDR(hw, rtlmac1); |
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} |
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} |
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static void rtl_watchdog_wq_callback(struct work_struct *work); |
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static void rtl_fwevt_wq_callback(struct work_struct *work); |
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static void rtl_c2hcmd_wq_callback(struct work_struct *work); |
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|
|
static int _rtl_init_deferred_work(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct workqueue_struct *wq; |
|
|
|
wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name); |
|
if (!wq) |
|
return -ENOMEM; |
|
|
|
/* <1> timer */ |
|
timer_setup(&rtlpriv->works.watchdog_timer, |
|
rtl_watch_dog_timer_callback, 0); |
|
timer_setup(&rtlpriv->works.dualmac_easyconcurrent_retrytimer, |
|
rtl_easy_concurrent_retrytimer_callback, 0); |
|
/* <2> work queue */ |
|
rtlpriv->works.hw = hw; |
|
rtlpriv->works.rtl_wq = wq; |
|
|
|
INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq, |
|
rtl_watchdog_wq_callback); |
|
INIT_DELAYED_WORK(&rtlpriv->works.ips_nic_off_wq, |
|
rtl_ips_nic_off_wq_callback); |
|
INIT_DELAYED_WORK(&rtlpriv->works.ps_work, rtl_swlps_wq_callback); |
|
INIT_DELAYED_WORK(&rtlpriv->works.ps_rfon_wq, |
|
rtl_swlps_rfon_wq_callback); |
|
INIT_DELAYED_WORK(&rtlpriv->works.fwevt_wq, rtl_fwevt_wq_callback); |
|
INIT_DELAYED_WORK(&rtlpriv->works.c2hcmd_wq, rtl_c2hcmd_wq_callback); |
|
return 0; |
|
} |
|
|
|
void rtl_deinit_deferred_work(struct ieee80211_hw *hw, bool ips_wq) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
del_timer_sync(&rtlpriv->works.watchdog_timer); |
|
|
|
cancel_delayed_work_sync(&rtlpriv->works.watchdog_wq); |
|
if (ips_wq) |
|
cancel_delayed_work(&rtlpriv->works.ips_nic_off_wq); |
|
else |
|
cancel_delayed_work_sync(&rtlpriv->works.ips_nic_off_wq); |
|
cancel_delayed_work_sync(&rtlpriv->works.ps_work); |
|
cancel_delayed_work_sync(&rtlpriv->works.ps_rfon_wq); |
|
cancel_delayed_work_sync(&rtlpriv->works.fwevt_wq); |
|
cancel_delayed_work_sync(&rtlpriv->works.c2hcmd_wq); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_deinit_deferred_work); |
|
|
|
void rtl_init_rfkill(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
bool radio_state; |
|
bool blocked; |
|
u8 valid = 0; |
|
|
|
/*set init state to on */ |
|
rtlpriv->rfkill.rfkill_state = true; |
|
wiphy_rfkill_set_hw_state(hw->wiphy, 0); |
|
|
|
radio_state = rtlpriv->cfg->ops->radio_onoff_checking(hw, &valid); |
|
|
|
if (valid) { |
|
pr_info("rtlwifi: wireless switch is %s\n", |
|
rtlpriv->rfkill.rfkill_state ? "on" : "off"); |
|
|
|
rtlpriv->rfkill.rfkill_state = radio_state; |
|
|
|
blocked = rtlpriv->rfkill.rfkill_state != 1; |
|
wiphy_rfkill_set_hw_state(hw->wiphy, blocked); |
|
} |
|
|
|
wiphy_rfkill_start_polling(hw->wiphy); |
|
} |
|
EXPORT_SYMBOL(rtl_init_rfkill); |
|
|
|
void rtl_deinit_rfkill(struct ieee80211_hw *hw) |
|
{ |
|
wiphy_rfkill_stop_polling(hw->wiphy); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_deinit_rfkill); |
|
|
|
int rtl_init_core(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); |
|
|
|
/* <1> init mac80211 */ |
|
_rtl_init_mac80211(hw); |
|
rtlmac->hw = hw; |
|
|
|
/* <2> rate control register */ |
|
hw->rate_control_algorithm = "rtl_rc"; |
|
|
|
/* |
|
* <3> init CRDA must come after init |
|
* mac80211 hw in _rtl_init_mac80211. |
|
*/ |
|
if (rtl_regd_init(hw, rtl_reg_notifier)) { |
|
pr_err("REGD init failed\n"); |
|
return 1; |
|
} |
|
|
|
/* <4> locks */ |
|
mutex_init(&rtlpriv->locks.conf_mutex); |
|
mutex_init(&rtlpriv->locks.ips_mutex); |
|
mutex_init(&rtlpriv->locks.lps_mutex); |
|
spin_lock_init(&rtlpriv->locks.irq_th_lock); |
|
spin_lock_init(&rtlpriv->locks.h2c_lock); |
|
spin_lock_init(&rtlpriv->locks.rf_ps_lock); |
|
spin_lock_init(&rtlpriv->locks.rf_lock); |
|
spin_lock_init(&rtlpriv->locks.waitq_lock); |
|
spin_lock_init(&rtlpriv->locks.entry_list_lock); |
|
spin_lock_init(&rtlpriv->locks.scan_list_lock); |
|
spin_lock_init(&rtlpriv->locks.cck_and_rw_pagea_lock); |
|
spin_lock_init(&rtlpriv->locks.fw_ps_lock); |
|
spin_lock_init(&rtlpriv->locks.iqk_lock); |
|
/* <5> init list */ |
|
INIT_LIST_HEAD(&rtlpriv->entry_list); |
|
INIT_LIST_HEAD(&rtlpriv->scan_list.list); |
|
skb_queue_head_init(&rtlpriv->tx_report.queue); |
|
skb_queue_head_init(&rtlpriv->c2hcmd_queue); |
|
|
|
rtlmac->link_state = MAC80211_NOLINK; |
|
|
|
/* <6> init deferred work */ |
|
return _rtl_init_deferred_work(hw); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_init_core); |
|
|
|
static void rtl_free_entries_from_scan_list(struct ieee80211_hw *hw); |
|
static void rtl_free_entries_from_ack_queue(struct ieee80211_hw *hw, |
|
bool timeout); |
|
|
|
void rtl_deinit_core(struct ieee80211_hw *hw) |
|
{ |
|
rtl_c2hcmd_launcher(hw, 0); |
|
rtl_free_entries_from_scan_list(hw); |
|
rtl_free_entries_from_ack_queue(hw, false); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_deinit_core); |
|
|
|
void rtl_init_rx_config(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
|
|
rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RCR, (u8 *) (&mac->rx_conf)); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_init_rx_config); |
|
|
|
/********************************************************* |
|
* |
|
* tx information functions |
|
* |
|
*********************************************************/ |
|
static void _rtl_qurey_shortpreamble_mode(struct ieee80211_hw *hw, |
|
struct rtl_tcb_desc *tcb_desc, |
|
struct ieee80211_tx_info *info) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
u8 rate_flag = info->control.rates[0].flags; |
|
|
|
tcb_desc->use_shortpreamble = false; |
|
|
|
/* 1M can only use Long Preamble. 11B spec */ |
|
if (tcb_desc->hw_rate == rtlpriv->cfg->maps[RTL_RC_CCK_RATE1M]) |
|
return; |
|
else if (rate_flag & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) |
|
tcb_desc->use_shortpreamble = true; |
|
|
|
return; |
|
} |
|
|
|
static void _rtl_query_shortgi(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta, |
|
struct rtl_tcb_desc *tcb_desc, |
|
struct ieee80211_tx_info *info) |
|
{ |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
u8 rate_flag = info->control.rates[0].flags; |
|
u8 sgi_40 = 0, sgi_20 = 0, bw_40 = 0; |
|
u8 sgi_80 = 0, bw_80 = 0; |
|
|
|
tcb_desc->use_shortgi = false; |
|
|
|
if (sta == NULL) |
|
return; |
|
|
|
sgi_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40; |
|
sgi_20 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20; |
|
sgi_80 = sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80; |
|
|
|
if ((!sta->ht_cap.ht_supported) && (!sta->vht_cap.vht_supported)) |
|
return; |
|
|
|
if (!sgi_40 && !sgi_20) |
|
return; |
|
|
|
if (mac->opmode == NL80211_IFTYPE_STATION) { |
|
bw_40 = mac->bw_40; |
|
bw_80 = mac->bw_80; |
|
} else if (mac->opmode == NL80211_IFTYPE_AP || |
|
mac->opmode == NL80211_IFTYPE_ADHOC || |
|
mac->opmode == NL80211_IFTYPE_MESH_POINT) { |
|
bw_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40; |
|
bw_80 = sta->vht_cap.vht_supported; |
|
} |
|
|
|
if (bw_80) { |
|
if (sgi_80) |
|
tcb_desc->use_shortgi = true; |
|
else |
|
tcb_desc->use_shortgi = false; |
|
} else { |
|
if (bw_40 && sgi_40) |
|
tcb_desc->use_shortgi = true; |
|
else if (!bw_40 && sgi_20) |
|
tcb_desc->use_shortgi = true; |
|
} |
|
|
|
if (!(rate_flag & IEEE80211_TX_RC_SHORT_GI)) |
|
tcb_desc->use_shortgi = false; |
|
} |
|
|
|
static void _rtl_query_protection_mode(struct ieee80211_hw *hw, |
|
struct rtl_tcb_desc *tcb_desc, |
|
struct ieee80211_tx_info *info) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
u8 rate_flag = info->control.rates[0].flags; |
|
|
|
/* Common Settings */ |
|
tcb_desc->rts_stbc = false; |
|
tcb_desc->cts_enable = false; |
|
tcb_desc->rts_sc = 0; |
|
tcb_desc->rts_bw = false; |
|
tcb_desc->rts_use_shortpreamble = false; |
|
tcb_desc->rts_use_shortgi = false; |
|
|
|
if (rate_flag & IEEE80211_TX_RC_USE_CTS_PROTECT) { |
|
/* Use CTS-to-SELF in protection mode. */ |
|
tcb_desc->rts_enable = true; |
|
tcb_desc->cts_enable = true; |
|
tcb_desc->rts_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE24M]; |
|
} else if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS) { |
|
/* Use RTS-CTS in protection mode. */ |
|
tcb_desc->rts_enable = true; |
|
tcb_desc->rts_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE24M]; |
|
} |
|
} |
|
|
|
u8 rtl_mrate_idx_to_arfr_id(struct ieee80211_hw *hw, u8 rate_index, |
|
enum wireless_mode wirelessmode) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_phy *rtlphy = &rtlpriv->phy; |
|
u8 ret = 0; |
|
|
|
switch (rate_index) { |
|
case RATR_INX_WIRELESS_NGB: |
|
if (rtlphy->rf_type == RF_1T1R) |
|
ret = RATEID_IDX_BGN_40M_1SS; |
|
else |
|
ret = RATEID_IDX_BGN_40M_2SS; |
|
; break; |
|
case RATR_INX_WIRELESS_N: |
|
case RATR_INX_WIRELESS_NG: |
|
if (rtlphy->rf_type == RF_1T1R) |
|
ret = RATEID_IDX_GN_N1SS; |
|
else |
|
ret = RATEID_IDX_GN_N2SS; |
|
; break; |
|
case RATR_INX_WIRELESS_NB: |
|
if (rtlphy->rf_type == RF_1T1R) |
|
ret = RATEID_IDX_BGN_20M_1SS_BN; |
|
else |
|
ret = RATEID_IDX_BGN_20M_2SS_BN; |
|
; break; |
|
case RATR_INX_WIRELESS_GB: |
|
ret = RATEID_IDX_BG; |
|
break; |
|
case RATR_INX_WIRELESS_G: |
|
ret = RATEID_IDX_G; |
|
break; |
|
case RATR_INX_WIRELESS_B: |
|
ret = RATEID_IDX_B; |
|
break; |
|
case RATR_INX_WIRELESS_MC: |
|
if (wirelessmode == WIRELESS_MODE_B || |
|
wirelessmode == WIRELESS_MODE_G || |
|
wirelessmode == WIRELESS_MODE_N_24G || |
|
wirelessmode == WIRELESS_MODE_AC_24G) |
|
ret = RATEID_IDX_BG; |
|
else |
|
ret = RATEID_IDX_G; |
|
break; |
|
case RATR_INX_WIRELESS_AC_5N: |
|
if (rtlphy->rf_type == RF_1T1R) |
|
ret = RATEID_IDX_VHT_1SS; |
|
else |
|
ret = RATEID_IDX_VHT_2SS; |
|
break; |
|
case RATR_INX_WIRELESS_AC_24N: |
|
if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_80) { |
|
if (rtlphy->rf_type == RF_1T1R) |
|
ret = RATEID_IDX_VHT_1SS; |
|
else |
|
ret = RATEID_IDX_VHT_2SS; |
|
} else { |
|
if (rtlphy->rf_type == RF_1T1R) |
|
ret = RATEID_IDX_MIX1; |
|
else |
|
ret = RATEID_IDX_MIX2; |
|
} |
|
break; |
|
default: |
|
ret = RATEID_IDX_BGN_40M_2SS; |
|
break; |
|
} |
|
return ret; |
|
} |
|
EXPORT_SYMBOL(rtl_mrate_idx_to_arfr_id); |
|
|
|
static void _rtl_txrate_selectmode(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta, |
|
struct rtl_tcb_desc *tcb_desc) |
|
{ |
|
#define SET_RATE_ID(rate_id) \ |
|
({typeof(rate_id) _id = rate_id; \ |
|
((rtlpriv->cfg->spec_ver & RTL_SPEC_NEW_RATEID) ? \ |
|
rtl_mrate_idx_to_arfr_id(hw, _id, \ |
|
(sta_entry ? sta_entry->wireless_mode : \ |
|
WIRELESS_MODE_G)) : \ |
|
_id); }) |
|
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
struct rtl_sta_info *sta_entry = NULL; |
|
u8 ratr_index = SET_RATE_ID(RATR_INX_WIRELESS_MC); |
|
|
|
if (sta) { |
|
sta_entry = (struct rtl_sta_info *) sta->drv_priv; |
|
ratr_index = sta_entry->ratr_index; |
|
} |
|
if (!tcb_desc->disable_ratefallback || !tcb_desc->use_driver_rate) { |
|
if (mac->opmode == NL80211_IFTYPE_STATION) { |
|
tcb_desc->ratr_index = 0; |
|
} else if (mac->opmode == NL80211_IFTYPE_ADHOC || |
|
mac->opmode == NL80211_IFTYPE_MESH_POINT) { |
|
if (tcb_desc->multicast || tcb_desc->broadcast) { |
|
tcb_desc->hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_CCK_RATE2M]; |
|
tcb_desc->use_driver_rate = 1; |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_MC); |
|
} else { |
|
tcb_desc->ratr_index = ratr_index; |
|
} |
|
} else if (mac->opmode == NL80211_IFTYPE_AP) { |
|
tcb_desc->ratr_index = ratr_index; |
|
} |
|
} |
|
|
|
if (rtlpriv->dm.useramask) { |
|
tcb_desc->ratr_index = ratr_index; |
|
/* TODO we will differentiate adhoc and station future */ |
|
if (mac->opmode == NL80211_IFTYPE_STATION || |
|
mac->opmode == NL80211_IFTYPE_MESH_POINT) { |
|
tcb_desc->mac_id = 0; |
|
|
|
if (sta && |
|
(rtlpriv->cfg->spec_ver & RTL_SPEC_NEW_RATEID)) |
|
; /* use sta_entry->ratr_index */ |
|
else if (mac->mode == WIRELESS_MODE_AC_5G) |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_AC_5N); |
|
else if (mac->mode == WIRELESS_MODE_AC_24G) |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_AC_24N); |
|
else if (mac->mode == WIRELESS_MODE_N_24G) |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_NGB); |
|
else if (mac->mode == WIRELESS_MODE_N_5G) |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_NG); |
|
else if (mac->mode & WIRELESS_MODE_G) |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_GB); |
|
else if (mac->mode & WIRELESS_MODE_B) |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_B); |
|
else if (mac->mode & WIRELESS_MODE_A) |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_G); |
|
|
|
} else if (mac->opmode == NL80211_IFTYPE_AP || |
|
mac->opmode == NL80211_IFTYPE_ADHOC) { |
|
if (NULL != sta) { |
|
if (sta->aid > 0) |
|
tcb_desc->mac_id = sta->aid + 1; |
|
else |
|
tcb_desc->mac_id = 1; |
|
} else { |
|
tcb_desc->mac_id = 0; |
|
} |
|
} |
|
} |
|
#undef SET_RATE_ID |
|
} |
|
|
|
static void _rtl_query_bandwidth_mode(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta, |
|
struct rtl_tcb_desc *tcb_desc) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
|
|
tcb_desc->packet_bw = false; |
|
if (!sta) |
|
return; |
|
if (mac->opmode == NL80211_IFTYPE_AP || |
|
mac->opmode == NL80211_IFTYPE_ADHOC || |
|
mac->opmode == NL80211_IFTYPE_MESH_POINT) { |
|
if (!(sta->ht_cap.ht_supported) || |
|
!(sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) |
|
return; |
|
} else if (mac->opmode == NL80211_IFTYPE_STATION) { |
|
if (!mac->bw_40 || !(sta->ht_cap.ht_supported)) |
|
return; |
|
} |
|
if (tcb_desc->multicast || tcb_desc->broadcast) |
|
return; |
|
|
|
/*use legency rate, shall use 20MHz */ |
|
if (tcb_desc->hw_rate <= rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]) |
|
return; |
|
|
|
tcb_desc->packet_bw = HT_CHANNEL_WIDTH_20_40; |
|
|
|
if (rtlpriv->cfg->spec_ver & RTL_SPEC_SUPPORT_VHT) { |
|
if (mac->opmode == NL80211_IFTYPE_AP || |
|
mac->opmode == NL80211_IFTYPE_ADHOC || |
|
mac->opmode == NL80211_IFTYPE_MESH_POINT) { |
|
if (!(sta->vht_cap.vht_supported)) |
|
return; |
|
} else if (mac->opmode == NL80211_IFTYPE_STATION) { |
|
if (!mac->bw_80 || |
|
!(sta->vht_cap.vht_supported)) |
|
return; |
|
} |
|
if (tcb_desc->hw_rate <= |
|
rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS15]) |
|
return; |
|
tcb_desc->packet_bw = HT_CHANNEL_WIDTH_80; |
|
} |
|
} |
|
|
|
static u8 _rtl_get_vht_highest_n_rate(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_phy *rtlphy = &(rtlpriv->phy); |
|
u8 hw_rate; |
|
u16 tx_mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.tx_mcs_map); |
|
|
|
if ((get_rf_type(rtlphy) == RF_2T2R) && |
|
(tx_mcs_map & 0x000c) != 0x000c) { |
|
if ((tx_mcs_map & 0x000c) >> 2 == |
|
IEEE80211_VHT_MCS_SUPPORT_0_7) |
|
hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_VHT_RATE_2SS_MCS7]; |
|
else if ((tx_mcs_map & 0x000c) >> 2 == |
|
IEEE80211_VHT_MCS_SUPPORT_0_8) |
|
hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_VHT_RATE_2SS_MCS8]; |
|
else |
|
hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_VHT_RATE_2SS_MCS9]; |
|
} else { |
|
if ((tx_mcs_map & 0x0003) == |
|
IEEE80211_VHT_MCS_SUPPORT_0_7) |
|
hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_VHT_RATE_1SS_MCS7]; |
|
else if ((tx_mcs_map & 0x0003) == |
|
IEEE80211_VHT_MCS_SUPPORT_0_8) |
|
hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_VHT_RATE_1SS_MCS8]; |
|
else |
|
hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_VHT_RATE_1SS_MCS9]; |
|
} |
|
|
|
return hw_rate; |
|
} |
|
|
|
static u8 _rtl_get_highest_n_rate(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_phy *rtlphy = &rtlpriv->phy; |
|
u8 hw_rate; |
|
|
|
if (get_rf_type(rtlphy) == RF_2T2R && |
|
sta->ht_cap.mcs.rx_mask[1] != 0) |
|
hw_rate = rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS15]; |
|
else |
|
hw_rate = rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS7]; |
|
|
|
return hw_rate; |
|
} |
|
|
|
/* mac80211's rate_idx is like this: |
|
* |
|
* 2.4G band:rx_status->band == NL80211_BAND_2GHZ |
|
* |
|
* B/G rate: |
|
* (rx_status->flag & RX_FLAG_HT) = 0, |
|
* DESC_RATE1M-->DESC_RATE54M ==> idx is 0-->11, |
|
* |
|
* N rate: |
|
* (rx_status->flag & RX_FLAG_HT) = 1, |
|
* DESC_RATEMCS0-->DESC_RATEMCS15 ==> idx is 0-->15 |
|
* |
|
* 5G band:rx_status->band == NL80211_BAND_5GHZ |
|
* A rate: |
|
* (rx_status->flag & RX_FLAG_HT) = 0, |
|
* DESC_RATE6M-->DESC_RATE54M ==> idx is 0-->7, |
|
* |
|
* N rate: |
|
* (rx_status->flag & RX_FLAG_HT) = 1, |
|
* DESC_RATEMCS0-->DESC_RATEMCS15 ==> idx is 0-->15 |
|
* |
|
* VHT rates: |
|
* DESC_RATEVHT1SS_MCS0-->DESC_RATEVHT1SS_MCS9 ==> idx is 0-->9 |
|
* DESC_RATEVHT2SS_MCS0-->DESC_RATEVHT2SS_MCS9 ==> idx is 0-->9 |
|
*/ |
|
int rtlwifi_rate_mapping(struct ieee80211_hw *hw, bool isht, bool isvht, |
|
u8 desc_rate) |
|
{ |
|
int rate_idx; |
|
|
|
if (isvht) { |
|
switch (desc_rate) { |
|
case DESC_RATEVHT1SS_MCS0: |
|
rate_idx = 0; |
|
break; |
|
case DESC_RATEVHT1SS_MCS1: |
|
rate_idx = 1; |
|
break; |
|
case DESC_RATEVHT1SS_MCS2: |
|
rate_idx = 2; |
|
break; |
|
case DESC_RATEVHT1SS_MCS3: |
|
rate_idx = 3; |
|
break; |
|
case DESC_RATEVHT1SS_MCS4: |
|
rate_idx = 4; |
|
break; |
|
case DESC_RATEVHT1SS_MCS5: |
|
rate_idx = 5; |
|
break; |
|
case DESC_RATEVHT1SS_MCS6: |
|
rate_idx = 6; |
|
break; |
|
case DESC_RATEVHT1SS_MCS7: |
|
rate_idx = 7; |
|
break; |
|
case DESC_RATEVHT1SS_MCS8: |
|
rate_idx = 8; |
|
break; |
|
case DESC_RATEVHT1SS_MCS9: |
|
rate_idx = 9; |
|
break; |
|
case DESC_RATEVHT2SS_MCS0: |
|
rate_idx = 0; |
|
break; |
|
case DESC_RATEVHT2SS_MCS1: |
|
rate_idx = 1; |
|
break; |
|
case DESC_RATEVHT2SS_MCS2: |
|
rate_idx = 2; |
|
break; |
|
case DESC_RATEVHT2SS_MCS3: |
|
rate_idx = 3; |
|
break; |
|
case DESC_RATEVHT2SS_MCS4: |
|
rate_idx = 4; |
|
break; |
|
case DESC_RATEVHT2SS_MCS5: |
|
rate_idx = 5; |
|
break; |
|
case DESC_RATEVHT2SS_MCS6: |
|
rate_idx = 6; |
|
break; |
|
case DESC_RATEVHT2SS_MCS7: |
|
rate_idx = 7; |
|
break; |
|
case DESC_RATEVHT2SS_MCS8: |
|
rate_idx = 8; |
|
break; |
|
case DESC_RATEVHT2SS_MCS9: |
|
rate_idx = 9; |
|
break; |
|
default: |
|
rate_idx = 0; |
|
break; |
|
} |
|
return rate_idx; |
|
} |
|
if (false == isht) { |
|
if (NL80211_BAND_2GHZ == hw->conf.chandef.chan->band) { |
|
switch (desc_rate) { |
|
case DESC_RATE1M: |
|
rate_idx = 0; |
|
break; |
|
case DESC_RATE2M: |
|
rate_idx = 1; |
|
break; |
|
case DESC_RATE5_5M: |
|
rate_idx = 2; |
|
break; |
|
case DESC_RATE11M: |
|
rate_idx = 3; |
|
break; |
|
case DESC_RATE6M: |
|
rate_idx = 4; |
|
break; |
|
case DESC_RATE9M: |
|
rate_idx = 5; |
|
break; |
|
case DESC_RATE12M: |
|
rate_idx = 6; |
|
break; |
|
case DESC_RATE18M: |
|
rate_idx = 7; |
|
break; |
|
case DESC_RATE24M: |
|
rate_idx = 8; |
|
break; |
|
case DESC_RATE36M: |
|
rate_idx = 9; |
|
break; |
|
case DESC_RATE48M: |
|
rate_idx = 10; |
|
break; |
|
case DESC_RATE54M: |
|
rate_idx = 11; |
|
break; |
|
default: |
|
rate_idx = 0; |
|
break; |
|
} |
|
} else { |
|
switch (desc_rate) { |
|
case DESC_RATE6M: |
|
rate_idx = 0; |
|
break; |
|
case DESC_RATE9M: |
|
rate_idx = 1; |
|
break; |
|
case DESC_RATE12M: |
|
rate_idx = 2; |
|
break; |
|
case DESC_RATE18M: |
|
rate_idx = 3; |
|
break; |
|
case DESC_RATE24M: |
|
rate_idx = 4; |
|
break; |
|
case DESC_RATE36M: |
|
rate_idx = 5; |
|
break; |
|
case DESC_RATE48M: |
|
rate_idx = 6; |
|
break; |
|
case DESC_RATE54M: |
|
rate_idx = 7; |
|
break; |
|
default: |
|
rate_idx = 0; |
|
break; |
|
} |
|
} |
|
} else { |
|
switch (desc_rate) { |
|
case DESC_RATEMCS0: |
|
rate_idx = 0; |
|
break; |
|
case DESC_RATEMCS1: |
|
rate_idx = 1; |
|
break; |
|
case DESC_RATEMCS2: |
|
rate_idx = 2; |
|
break; |
|
case DESC_RATEMCS3: |
|
rate_idx = 3; |
|
break; |
|
case DESC_RATEMCS4: |
|
rate_idx = 4; |
|
break; |
|
case DESC_RATEMCS5: |
|
rate_idx = 5; |
|
break; |
|
case DESC_RATEMCS6: |
|
rate_idx = 6; |
|
break; |
|
case DESC_RATEMCS7: |
|
rate_idx = 7; |
|
break; |
|
case DESC_RATEMCS8: |
|
rate_idx = 8; |
|
break; |
|
case DESC_RATEMCS9: |
|
rate_idx = 9; |
|
break; |
|
case DESC_RATEMCS10: |
|
rate_idx = 10; |
|
break; |
|
case DESC_RATEMCS11: |
|
rate_idx = 11; |
|
break; |
|
case DESC_RATEMCS12: |
|
rate_idx = 12; |
|
break; |
|
case DESC_RATEMCS13: |
|
rate_idx = 13; |
|
break; |
|
case DESC_RATEMCS14: |
|
rate_idx = 14; |
|
break; |
|
case DESC_RATEMCS15: |
|
rate_idx = 15; |
|
break; |
|
default: |
|
rate_idx = 0; |
|
break; |
|
} |
|
} |
|
return rate_idx; |
|
} |
|
EXPORT_SYMBOL(rtlwifi_rate_mapping); |
|
|
|
static u8 _rtl_get_tx_hw_rate(struct ieee80211_hw *hw, |
|
struct ieee80211_tx_info *info) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ieee80211_tx_rate *r = &info->status.rates[0]; |
|
struct ieee80211_rate *txrate; |
|
u8 hw_value = 0x0; |
|
|
|
if (r->flags & IEEE80211_TX_RC_MCS) { |
|
/* HT MCS0-15 */ |
|
hw_value = rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS15] - 15 + |
|
r->idx; |
|
} else if (r->flags & IEEE80211_TX_RC_VHT_MCS) { |
|
/* VHT MCS0-9, NSS */ |
|
if (ieee80211_rate_get_vht_nss(r) == 2) |
|
hw_value = rtlpriv->cfg->maps[RTL_RC_VHT_RATE_2SS_MCS9]; |
|
else |
|
hw_value = rtlpriv->cfg->maps[RTL_RC_VHT_RATE_1SS_MCS9]; |
|
|
|
hw_value = hw_value - 9 + ieee80211_rate_get_vht_mcs(r); |
|
} else { |
|
/* legacy */ |
|
txrate = ieee80211_get_tx_rate(hw, info); |
|
|
|
if (txrate) |
|
hw_value = txrate->hw_value; |
|
} |
|
|
|
/* check 5G band */ |
|
if (rtlpriv->rtlhal.current_bandtype == BAND_ON_5G && |
|
hw_value < rtlpriv->cfg->maps[RTL_RC_OFDM_RATE6M]) |
|
hw_value = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE6M]; |
|
|
|
return hw_value; |
|
} |
|
|
|
void rtl_get_tcb_desc(struct ieee80211_hw *hw, |
|
struct ieee80211_tx_info *info, |
|
struct ieee80211_sta *sta, |
|
struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc) |
|
{ |
|
#define SET_RATE_ID(rate_id) \ |
|
({typeof(rate_id) _id = rate_id; \ |
|
((rtlpriv->cfg->spec_ver & RTL_SPEC_NEW_RATEID) ? \ |
|
rtl_mrate_idx_to_arfr_id(hw, _id, \ |
|
(sta_entry ? sta_entry->wireless_mode : \ |
|
WIRELESS_MODE_G)) : \ |
|
_id); }) |
|
|
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); |
|
struct ieee80211_hdr *hdr = rtl_get_hdr(skb); |
|
struct rtl_sta_info *sta_entry = |
|
(sta ? (struct rtl_sta_info *)sta->drv_priv : NULL); |
|
|
|
__le16 fc = rtl_get_fc(skb); |
|
|
|
tcb_desc->hw_rate = _rtl_get_tx_hw_rate(hw, info); |
|
|
|
if (rtl_is_tx_report_skb(hw, skb)) |
|
tcb_desc->use_spe_rpt = 1; |
|
|
|
if (ieee80211_is_data(fc)) { |
|
/* |
|
*we set data rate INX 0 |
|
*in rtl_rc.c if skb is special data or |
|
*mgt which need low data rate. |
|
*/ |
|
|
|
/* |
|
*So tcb_desc->hw_rate is just used for |
|
*special data and mgt frames |
|
*/ |
|
if (info->control.rates[0].idx == 0 || |
|
ieee80211_is_nullfunc(fc)) { |
|
tcb_desc->use_driver_rate = true; |
|
tcb_desc->ratr_index = |
|
SET_RATE_ID(RATR_INX_WIRELESS_MC); |
|
|
|
tcb_desc->disable_ratefallback = 1; |
|
} else { |
|
/* |
|
*because hw will nerver use hw_rate |
|
*when tcb_desc->use_driver_rate = false |
|
*so we never set highest N rate here, |
|
*and N rate will all be controlled by FW |
|
*when tcb_desc->use_driver_rate = false |
|
*/ |
|
if (sta && sta->vht_cap.vht_supported) { |
|
tcb_desc->hw_rate = |
|
_rtl_get_vht_highest_n_rate(hw, sta); |
|
} else { |
|
if (sta && sta->ht_cap.ht_supported) { |
|
tcb_desc->hw_rate = |
|
_rtl_get_highest_n_rate(hw, sta); |
|
} else { |
|
if (rtlmac->mode == WIRELESS_MODE_B) { |
|
tcb_desc->hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_CCK_RATE11M]; |
|
} else { |
|
tcb_desc->hw_rate = |
|
rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]; |
|
} |
|
} |
|
} |
|
} |
|
|
|
if (is_multicast_ether_addr(hdr->addr1)) |
|
tcb_desc->multicast = 1; |
|
else if (is_broadcast_ether_addr(hdr->addr1)) |
|
tcb_desc->broadcast = 1; |
|
|
|
_rtl_txrate_selectmode(hw, sta, tcb_desc); |
|
_rtl_query_bandwidth_mode(hw, sta, tcb_desc); |
|
_rtl_qurey_shortpreamble_mode(hw, tcb_desc, info); |
|
_rtl_query_shortgi(hw, sta, tcb_desc, info); |
|
_rtl_query_protection_mode(hw, tcb_desc, info); |
|
} else { |
|
tcb_desc->use_driver_rate = true; |
|
tcb_desc->ratr_index = SET_RATE_ID(RATR_INX_WIRELESS_MC); |
|
tcb_desc->disable_ratefallback = 1; |
|
tcb_desc->mac_id = 0; |
|
tcb_desc->packet_bw = false; |
|
} |
|
#undef SET_RATE_ID |
|
} |
|
EXPORT_SYMBOL(rtl_get_tcb_desc); |
|
|
|
bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb) |
|
{ |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
__le16 fc = rtl_get_fc(skb); |
|
|
|
if (rtlpriv->dm.supp_phymode_switch && |
|
mac->link_state < MAC80211_LINKED && |
|
(ieee80211_is_auth(fc) || ieee80211_is_probe_req(fc))) { |
|
if (rtlpriv->cfg->ops->chk_switch_dmdp) |
|
rtlpriv->cfg->ops->chk_switch_dmdp(hw); |
|
} |
|
if (ieee80211_is_auth(fc)) { |
|
rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, "MAC80211_LINKING\n"); |
|
|
|
mac->link_state = MAC80211_LINKING; |
|
/* Dul mac */ |
|
rtlpriv->phy.need_iqk = true; |
|
|
|
} |
|
|
|
return true; |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_tx_mgmt_proc); |
|
|
|
struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw, u8 *sa, |
|
u8 *bssid, u16 tid); |
|
|
|
static void process_agg_start(struct ieee80211_hw *hw, |
|
struct ieee80211_hdr *hdr, u16 tid) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ieee80211_rx_status rx_status = { 0 }; |
|
struct sk_buff *skb_delba = NULL; |
|
|
|
skb_delba = rtl_make_del_ba(hw, hdr->addr2, hdr->addr3, tid); |
|
if (skb_delba) { |
|
rx_status.freq = hw->conf.chandef.chan->center_freq; |
|
rx_status.band = hw->conf.chandef.chan->band; |
|
rx_status.flag |= RX_FLAG_DECRYPTED; |
|
rx_status.flag |= RX_FLAG_MACTIME_START; |
|
rx_status.rate_idx = 0; |
|
rx_status.signal = 50 + 10; |
|
memcpy(IEEE80211_SKB_RXCB(skb_delba), |
|
&rx_status, sizeof(rx_status)); |
|
RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_DMESG, |
|
"fake del\n", |
|
skb_delba->data, |
|
skb_delba->len); |
|
ieee80211_rx_irqsafe(hw, skb_delba); |
|
} |
|
} |
|
|
|
bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) |
|
{ |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
struct ieee80211_hdr *hdr = rtl_get_hdr(skb); |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
__le16 fc = rtl_get_fc(skb); |
|
u8 *act = (u8 *)(((u8 *)skb->data + MAC80211_3ADDR_LEN)); |
|
u8 category; |
|
|
|
if (!ieee80211_is_action(fc)) |
|
return true; |
|
|
|
category = *act; |
|
act++; |
|
switch (category) { |
|
case ACT_CAT_BA: |
|
switch (*act) { |
|
case ACT_ADDBAREQ: |
|
if (mac->act_scanning) |
|
return false; |
|
|
|
rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, |
|
"%s ACT_ADDBAREQ From :%pM\n", |
|
is_tx ? "Tx" : "Rx", hdr->addr2); |
|
RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_DMESG, "req\n", |
|
skb->data, skb->len); |
|
if (!is_tx) { |
|
struct ieee80211_sta *sta = NULL; |
|
struct rtl_sta_info *sta_entry = NULL; |
|
struct rtl_tid_data *tid_data; |
|
struct ieee80211_mgmt *mgmt = (void *)skb->data; |
|
u16 capab = 0, tid = 0; |
|
|
|
rcu_read_lock(); |
|
sta = rtl_find_sta(hw, hdr->addr3); |
|
if (sta == NULL) { |
|
rtl_dbg(rtlpriv, COMP_SEND | COMP_RECV, |
|
DBG_DMESG, "sta is NULL\n"); |
|
rcu_read_unlock(); |
|
return true; |
|
} |
|
|
|
sta_entry = |
|
(struct rtl_sta_info *)sta->drv_priv; |
|
if (!sta_entry) { |
|
rcu_read_unlock(); |
|
return true; |
|
} |
|
capab = |
|
le16_to_cpu(mgmt->u.action.u.addba_req.capab); |
|
tid = (capab & |
|
IEEE80211_ADDBA_PARAM_TID_MASK) >> 2; |
|
if (tid >= MAX_TID_COUNT) { |
|
rcu_read_unlock(); |
|
return true; |
|
} |
|
tid_data = &sta_entry->tids[tid]; |
|
if (tid_data->agg.rx_agg_state == |
|
RTL_RX_AGG_START) |
|
process_agg_start(hw, hdr, tid); |
|
rcu_read_unlock(); |
|
} |
|
break; |
|
case ACT_ADDBARSP: |
|
rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, |
|
"%s ACT_ADDBARSP From :%pM\n", |
|
is_tx ? "Tx" : "Rx", hdr->addr2); |
|
break; |
|
case ACT_DELBA: |
|
rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, |
|
"ACT_ADDBADEL From :%pM\n", hdr->addr2); |
|
break; |
|
} |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
return true; |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_action_proc); |
|
|
|
static void setup_special_tx(struct rtl_priv *rtlpriv, struct rtl_ps_ctl *ppsc, |
|
int type) |
|
{ |
|
struct ieee80211_hw *hw = rtlpriv->hw; |
|
|
|
rtlpriv->ra.is_special_data = true; |
|
if (rtlpriv->cfg->ops->get_btc_status()) |
|
rtlpriv->btcoexist.btc_ops->btc_special_packet_notify( |
|
rtlpriv, type); |
|
rtl_lps_leave(hw, false); |
|
ppsc->last_delaylps_stamp_jiffies = jiffies; |
|
} |
|
|
|
static const u8 *rtl_skb_ether_type_ptr(struct ieee80211_hw *hw, |
|
struct sk_buff *skb, bool is_enc) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
u8 mac_hdr_len = ieee80211_get_hdrlen_from_skb(skb); |
|
u8 encrypt_header_len = 0; |
|
u8 offset; |
|
|
|
switch (rtlpriv->sec.pairwise_enc_algorithm) { |
|
case WEP40_ENCRYPTION: |
|
case WEP104_ENCRYPTION: |
|
encrypt_header_len = 4;/*WEP_IV_LEN*/ |
|
break; |
|
case TKIP_ENCRYPTION: |
|
encrypt_header_len = 8;/*TKIP_IV_LEN*/ |
|
break; |
|
case AESCCMP_ENCRYPTION: |
|
encrypt_header_len = 8;/*CCMP_HDR_LEN;*/ |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
offset = mac_hdr_len + SNAP_SIZE; |
|
if (is_enc) |
|
offset += encrypt_header_len; |
|
|
|
return skb->data + offset; |
|
} |
|
|
|
/*should call before software enc*/ |
|
u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx, |
|
bool is_enc) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
|
__le16 fc = rtl_get_fc(skb); |
|
u16 ether_type; |
|
const u8 *ether_type_ptr; |
|
const struct iphdr *ip; |
|
|
|
if (!ieee80211_is_data(fc)) |
|
goto end; |
|
|
|
ether_type_ptr = rtl_skb_ether_type_ptr(hw, skb, is_enc); |
|
ether_type = be16_to_cpup((__be16 *)ether_type_ptr); |
|
|
|
if (ETH_P_IP == ether_type) { |
|
ip = (struct iphdr *)((u8 *)ether_type_ptr + |
|
PROTOC_TYPE_SIZE); |
|
if (IPPROTO_UDP == ip->protocol) { |
|
struct udphdr *udp = (struct udphdr *)((u8 *)ip + |
|
(ip->ihl << 2)); |
|
if (((((u8 *)udp)[1] == 68) && |
|
(((u8 *)udp)[3] == 67)) || |
|
((((u8 *)udp)[1] == 67) && |
|
(((u8 *)udp)[3] == 68))) { |
|
/* 68 : UDP BOOTP client |
|
* 67 : UDP BOOTP server |
|
*/ |
|
rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), |
|
DBG_DMESG, "dhcp %s !!\n", |
|
(is_tx) ? "Tx" : "Rx"); |
|
|
|
if (is_tx) |
|
setup_special_tx(rtlpriv, ppsc, |
|
PACKET_DHCP); |
|
|
|
return true; |
|
} |
|
} |
|
} else if (ETH_P_ARP == ether_type) { |
|
if (is_tx) |
|
setup_special_tx(rtlpriv, ppsc, PACKET_ARP); |
|
|
|
return true; |
|
} else if (ETH_P_PAE == ether_type) { |
|
/* EAPOL is seens as in-4way */ |
|
rtlpriv->btcoexist.btc_info.in_4way = true; |
|
rtlpriv->btcoexist.btc_info.in_4way_ts = jiffies; |
|
|
|
rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, |
|
"802.1X %s EAPOL pkt!!\n", (is_tx) ? "Tx" : "Rx"); |
|
|
|
if (is_tx) { |
|
rtlpriv->ra.is_special_data = true; |
|
rtl_lps_leave(hw, false); |
|
ppsc->last_delaylps_stamp_jiffies = jiffies; |
|
|
|
setup_special_tx(rtlpriv, ppsc, PACKET_EAPOL); |
|
} |
|
|
|
return true; |
|
} else if (ETH_P_IPV6 == ether_type) { |
|
/* TODO: Handle any IPv6 cases that need special handling. |
|
* For now, always return false |
|
*/ |
|
goto end; |
|
} |
|
|
|
end: |
|
rtlpriv->ra.is_special_data = false; |
|
return false; |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_is_special_data); |
|
|
|
void rtl_tx_ackqueue(struct ieee80211_hw *hw, struct sk_buff *skb) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_tx_report *tx_report = &rtlpriv->tx_report; |
|
|
|
__skb_queue_tail(&tx_report->queue, skb); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_tx_ackqueue); |
|
|
|
static void rtl_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb, |
|
bool ack) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ieee80211_tx_info *info; |
|
|
|
info = IEEE80211_SKB_CB(skb); |
|
ieee80211_tx_info_clear_status(info); |
|
if (ack) { |
|
rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_LOUD, |
|
"tx report: ack\n"); |
|
info->flags |= IEEE80211_TX_STAT_ACK; |
|
} else { |
|
rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_LOUD, |
|
"tx report: not ack\n"); |
|
info->flags &= ~IEEE80211_TX_STAT_ACK; |
|
} |
|
ieee80211_tx_status_irqsafe(hw, skb); |
|
} |
|
|
|
bool rtl_is_tx_report_skb(struct ieee80211_hw *hw, struct sk_buff *skb) |
|
{ |
|
u16 ether_type; |
|
const u8 *ether_type_ptr; |
|
__le16 fc = rtl_get_fc(skb); |
|
|
|
ether_type_ptr = rtl_skb_ether_type_ptr(hw, skb, true); |
|
ether_type = be16_to_cpup((__be16 *)ether_type_ptr); |
|
|
|
if (ether_type == ETH_P_PAE || ieee80211_is_nullfunc(fc)) |
|
return true; |
|
|
|
return false; |
|
} |
|
|
|
static u16 rtl_get_tx_report_sn(struct ieee80211_hw *hw, |
|
struct rtlwifi_tx_info *tx_info) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_tx_report *tx_report = &rtlpriv->tx_report; |
|
u16 sn; |
|
|
|
/* SW_DEFINE[11:8] are reserved (driver fills zeros) |
|
* SW_DEFINE[7:2] are used by driver |
|
* SW_DEFINE[1:0] are reserved for firmware (driver fills zeros) |
|
*/ |
|
sn = (atomic_inc_return(&tx_report->sn) & 0x003F) << 2; |
|
|
|
tx_report->last_sent_sn = sn; |
|
tx_report->last_sent_time = jiffies; |
|
tx_info->sn = sn; |
|
tx_info->send_time = tx_report->last_sent_time; |
|
rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_DMESG, |
|
"Send TX-Report sn=0x%X\n", sn); |
|
|
|
return sn; |
|
} |
|
|
|
void rtl_set_tx_report(struct rtl_tcb_desc *ptcb_desc, u8 *pdesc, |
|
struct ieee80211_hw *hw, struct rtlwifi_tx_info *tx_info) |
|
{ |
|
if (ptcb_desc->use_spe_rpt) { |
|
u16 sn = rtl_get_tx_report_sn(hw, tx_info); |
|
|
|
SET_TX_DESC_SPE_RPT(pdesc, 1); |
|
SET_TX_DESC_SW_DEFINE(pdesc, sn); |
|
} |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_set_tx_report); |
|
|
|
void rtl_tx_report_handler(struct ieee80211_hw *hw, u8 *tmp_buf, u8 c2h_cmd_len) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_tx_report *tx_report = &rtlpriv->tx_report; |
|
struct rtlwifi_tx_info *tx_info; |
|
struct sk_buff_head *queue = &tx_report->queue; |
|
struct sk_buff *skb; |
|
u16 sn; |
|
u8 st, retry; |
|
|
|
if (rtlpriv->cfg->spec_ver & RTL_SPEC_EXT_C2H) { |
|
sn = GET_TX_REPORT_SN_V2(tmp_buf); |
|
st = GET_TX_REPORT_ST_V2(tmp_buf); |
|
retry = GET_TX_REPORT_RETRY_V2(tmp_buf); |
|
} else { |
|
sn = GET_TX_REPORT_SN_V1(tmp_buf); |
|
st = GET_TX_REPORT_ST_V1(tmp_buf); |
|
retry = GET_TX_REPORT_RETRY_V1(tmp_buf); |
|
} |
|
|
|
tx_report->last_recv_sn = sn; |
|
|
|
skb_queue_walk(queue, skb) { |
|
tx_info = rtl_tx_skb_cb_info(skb); |
|
if (tx_info->sn == sn) { |
|
skb_unlink(skb, queue); |
|
rtl_tx_status(hw, skb, st == 0); |
|
break; |
|
} |
|
} |
|
rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_DMESG, |
|
"Recv TX-Report st=0x%02X sn=0x%X retry=0x%X\n", |
|
st, sn, retry); |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_tx_report_handler); |
|
|
|
bool rtl_check_tx_report_acked(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_tx_report *tx_report = &rtlpriv->tx_report; |
|
|
|
if (tx_report->last_sent_sn == tx_report->last_recv_sn) |
|
return true; |
|
|
|
if (time_before(tx_report->last_sent_time + 3 * HZ, jiffies)) { |
|
rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_WARNING, |
|
"Check TX-Report timeout!! s_sn=0x%X r_sn=0x%X\n", |
|
tx_report->last_sent_sn, tx_report->last_recv_sn); |
|
return true; /* 3 sec. (timeout) seen as acked */ |
|
} |
|
|
|
return false; |
|
} |
|
|
|
void rtl_wait_tx_report_acked(struct ieee80211_hw *hw, u32 wait_ms) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
int i; |
|
|
|
for (i = 0; i < wait_ms; i++) { |
|
if (rtl_check_tx_report_acked(hw)) |
|
break; |
|
usleep_range(1000, 2000); |
|
rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, |
|
"Wait 1ms (%d/%d) to disable key.\n", i, wait_ms); |
|
} |
|
} |
|
|
|
u32 rtl_get_hal_edca_param(struct ieee80211_hw *hw, |
|
struct ieee80211_vif *vif, |
|
enum wireless_mode wirelessmode, |
|
struct ieee80211_tx_queue_params *param) |
|
{ |
|
u32 reg = 0; |
|
u8 sifstime = 10; |
|
u8 slottime = 20; |
|
|
|
/* AIFS = AIFSN * slot time + SIFS */ |
|
switch (wirelessmode) { |
|
case WIRELESS_MODE_A: |
|
case WIRELESS_MODE_N_24G: |
|
case WIRELESS_MODE_N_5G: |
|
case WIRELESS_MODE_AC_5G: |
|
case WIRELESS_MODE_AC_24G: |
|
sifstime = 16; |
|
slottime = 9; |
|
break; |
|
case WIRELESS_MODE_G: |
|
slottime = (vif->bss_conf.use_short_slot ? 9 : 20); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
reg |= (param->txop & 0x7FF) << 16; |
|
reg |= (fls(param->cw_max) & 0xF) << 12; |
|
reg |= (fls(param->cw_min) & 0xF) << 8; |
|
reg |= (param->aifs & 0x0F) * slottime + sifstime; |
|
|
|
return reg; |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_get_hal_edca_param); |
|
|
|
/********************************************************* |
|
* |
|
* functions called by core.c |
|
* |
|
*********************************************************/ |
|
int rtl_tx_agg_start(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
|
struct ieee80211_sta *sta, u16 tid, u16 *ssn) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_tid_data *tid_data; |
|
struct rtl_sta_info *sta_entry = NULL; |
|
|
|
if (sta == NULL) |
|
return -EINVAL; |
|
|
|
if (unlikely(tid >= MAX_TID_COUNT)) |
|
return -EINVAL; |
|
|
|
sta_entry = (struct rtl_sta_info *)sta->drv_priv; |
|
if (!sta_entry) |
|
return -ENXIO; |
|
tid_data = &sta_entry->tids[tid]; |
|
|
|
rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, |
|
"on ra = %pM tid = %d seq:%d\n", sta->addr, tid, |
|
*ssn); |
|
|
|
tid_data->agg.agg_state = RTL_AGG_START; |
|
|
|
return IEEE80211_AMPDU_TX_START_IMMEDIATE; |
|
} |
|
|
|
int rtl_tx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
|
struct ieee80211_sta *sta, u16 tid) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_sta_info *sta_entry = NULL; |
|
|
|
if (sta == NULL) |
|
return -EINVAL; |
|
|
|
rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, |
|
"on ra = %pM tid = %d\n", sta->addr, tid); |
|
|
|
if (unlikely(tid >= MAX_TID_COUNT)) |
|
return -EINVAL; |
|
|
|
sta_entry = (struct rtl_sta_info *)sta->drv_priv; |
|
sta_entry->tids[tid].agg.agg_state = RTL_AGG_STOP; |
|
|
|
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); |
|
return 0; |
|
} |
|
|
|
int rtl_rx_agg_start(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta, u16 tid) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_tid_data *tid_data; |
|
struct rtl_sta_info *sta_entry = NULL; |
|
u8 reject_agg; |
|
|
|
if (sta == NULL) |
|
return -EINVAL; |
|
|
|
if (unlikely(tid >= MAX_TID_COUNT)) |
|
return -EINVAL; |
|
|
|
if (rtlpriv->cfg->ops->get_btc_status()) { |
|
rtlpriv->btcoexist.btc_ops->btc_get_ampdu_cfg(rtlpriv, |
|
&reject_agg, |
|
NULL, NULL); |
|
if (reject_agg) |
|
return -EINVAL; |
|
} |
|
|
|
sta_entry = (struct rtl_sta_info *)sta->drv_priv; |
|
if (!sta_entry) |
|
return -ENXIO; |
|
tid_data = &sta_entry->tids[tid]; |
|
|
|
rtl_dbg(rtlpriv, COMP_RECV, DBG_DMESG, |
|
"on ra = %pM tid = %d\n", sta->addr, tid); |
|
|
|
tid_data->agg.rx_agg_state = RTL_RX_AGG_START; |
|
return 0; |
|
} |
|
|
|
int rtl_rx_agg_stop(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta, u16 tid) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_sta_info *sta_entry = NULL; |
|
|
|
if (sta == NULL) |
|
return -EINVAL; |
|
|
|
rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, |
|
"on ra = %pM tid = %d\n", sta->addr, tid); |
|
|
|
if (unlikely(tid >= MAX_TID_COUNT)) |
|
return -EINVAL; |
|
|
|
sta_entry = (struct rtl_sta_info *)sta->drv_priv; |
|
sta_entry->tids[tid].agg.rx_agg_state = RTL_RX_AGG_STOP; |
|
|
|
return 0; |
|
} |
|
|
|
int rtl_tx_agg_oper(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta, u16 tid) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_sta_info *sta_entry = NULL; |
|
|
|
if (sta == NULL) |
|
return -EINVAL; |
|
|
|
rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, |
|
"on ra = %pM tid = %d\n", sta->addr, tid); |
|
|
|
if (unlikely(tid >= MAX_TID_COUNT)) |
|
return -EINVAL; |
|
|
|
sta_entry = (struct rtl_sta_info *)sta->drv_priv; |
|
sta_entry->tids[tid].agg.agg_state = RTL_AGG_OPERATIONAL; |
|
|
|
return 0; |
|
} |
|
|
|
void rtl_rx_ampdu_apply(struct rtl_priv *rtlpriv) |
|
{ |
|
struct rtl_btc_ops *btc_ops = rtlpriv->btcoexist.btc_ops; |
|
u8 reject_agg = 0, ctrl_agg_size = 0, agg_size = 0; |
|
|
|
if (rtlpriv->cfg->ops->get_btc_status()) |
|
btc_ops->btc_get_ampdu_cfg(rtlpriv, &reject_agg, |
|
&ctrl_agg_size, &agg_size); |
|
|
|
rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, |
|
"Set RX AMPDU: coex - reject=%d, ctrl_agg_size=%d, size=%d", |
|
reject_agg, ctrl_agg_size, agg_size); |
|
|
|
rtlpriv->hw->max_rx_aggregation_subframes = |
|
(ctrl_agg_size ? agg_size : IEEE80211_MAX_AMPDU_BUF_HT); |
|
} |
|
EXPORT_SYMBOL(rtl_rx_ampdu_apply); |
|
|
|
/********************************************************* |
|
* |
|
* wq & timer callback functions |
|
* |
|
*********************************************************/ |
|
/* this function is used for roaming */ |
|
void rtl_beacon_statistic(struct ieee80211_hw *hw, struct sk_buff *skb) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; |
|
|
|
if (rtlpriv->mac80211.opmode != NL80211_IFTYPE_STATION) |
|
return; |
|
|
|
if (rtlpriv->mac80211.link_state < MAC80211_LINKED) |
|
return; |
|
|
|
/* check if this really is a beacon */ |
|
if (!ieee80211_is_beacon(hdr->frame_control) && |
|
!ieee80211_is_probe_resp(hdr->frame_control)) |
|
return; |
|
|
|
/* min. beacon length + FCS_LEN */ |
|
if (skb->len <= 40 + FCS_LEN) |
|
return; |
|
|
|
/* and only beacons from the associated BSSID, please */ |
|
if (!ether_addr_equal(hdr->addr3, rtlpriv->mac80211.bssid)) |
|
return; |
|
|
|
rtlpriv->link_info.bcn_rx_inperiod++; |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_beacon_statistic); |
|
|
|
static void rtl_free_entries_from_scan_list(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_bssid_entry *entry, *next; |
|
|
|
list_for_each_entry_safe(entry, next, &rtlpriv->scan_list.list, list) { |
|
list_del(&entry->list); |
|
kfree(entry); |
|
rtlpriv->scan_list.num--; |
|
} |
|
} |
|
|
|
static void rtl_free_entries_from_ack_queue(struct ieee80211_hw *hw, |
|
bool chk_timeout) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_tx_report *tx_report = &rtlpriv->tx_report; |
|
struct sk_buff_head *queue = &tx_report->queue; |
|
struct sk_buff *skb, *tmp; |
|
struct rtlwifi_tx_info *tx_info; |
|
|
|
skb_queue_walk_safe(queue, skb, tmp) { |
|
tx_info = rtl_tx_skb_cb_info(skb); |
|
if (chk_timeout && |
|
time_after(tx_info->send_time + HZ, jiffies)) |
|
continue; |
|
skb_unlink(skb, queue); |
|
rtl_tx_status(hw, skb, false); |
|
} |
|
} |
|
|
|
void rtl_scan_list_expire(struct ieee80211_hw *hw) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_bssid_entry *entry, *next; |
|
unsigned long flags; |
|
|
|
spin_lock_irqsave(&rtlpriv->locks.scan_list_lock, flags); |
|
|
|
list_for_each_entry_safe(entry, next, &rtlpriv->scan_list.list, list) { |
|
/* 180 seconds */ |
|
if (jiffies_to_msecs(jiffies - entry->age) < 180000) |
|
continue; |
|
|
|
list_del(&entry->list); |
|
rtlpriv->scan_list.num--; |
|
|
|
rtl_dbg(rtlpriv, COMP_SCAN, DBG_LOUD, |
|
"BSSID=%pM is expire in scan list (total=%d)\n", |
|
entry->bssid, rtlpriv->scan_list.num); |
|
kfree(entry); |
|
} |
|
|
|
spin_unlock_irqrestore(&rtlpriv->locks.scan_list_lock, flags); |
|
|
|
rtlpriv->btcoexist.btc_info.ap_num = rtlpriv->scan_list.num; |
|
} |
|
|
|
void rtl_collect_scan_list(struct ieee80211_hw *hw, struct sk_buff *skb) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
unsigned long flags; |
|
|
|
struct rtl_bssid_entry *entry; |
|
bool entry_found = false; |
|
|
|
/* check if it is scanning */ |
|
if (!mac->act_scanning) |
|
return; |
|
|
|
/* check if this really is a beacon */ |
|
if (!ieee80211_is_beacon(hdr->frame_control) && |
|
!ieee80211_is_probe_resp(hdr->frame_control)) |
|
return; |
|
|
|
spin_lock_irqsave(&rtlpriv->locks.scan_list_lock, flags); |
|
|
|
list_for_each_entry(entry, &rtlpriv->scan_list.list, list) { |
|
if (memcmp(entry->bssid, hdr->addr3, ETH_ALEN) == 0) { |
|
list_del_init(&entry->list); |
|
entry_found = true; |
|
rtl_dbg(rtlpriv, COMP_SCAN, DBG_LOUD, |
|
"Update BSSID=%pM to scan list (total=%d)\n", |
|
hdr->addr3, rtlpriv->scan_list.num); |
|
break; |
|
} |
|
} |
|
|
|
if (!entry_found) { |
|
entry = kmalloc(sizeof(*entry), GFP_ATOMIC); |
|
|
|
if (!entry) |
|
goto label_err; |
|
|
|
memcpy(entry->bssid, hdr->addr3, ETH_ALEN); |
|
rtlpriv->scan_list.num++; |
|
|
|
rtl_dbg(rtlpriv, COMP_SCAN, DBG_LOUD, |
|
"Add BSSID=%pM to scan list (total=%d)\n", |
|
hdr->addr3, rtlpriv->scan_list.num); |
|
} |
|
|
|
entry->age = jiffies; |
|
|
|
list_add_tail(&entry->list, &rtlpriv->scan_list.list); |
|
|
|
label_err: |
|
spin_unlock_irqrestore(&rtlpriv->locks.scan_list_lock, flags); |
|
} |
|
EXPORT_SYMBOL(rtl_collect_scan_list); |
|
|
|
static void rtl_watchdog_wq_callback(struct work_struct *work) |
|
{ |
|
struct rtl_works *rtlworks = container_of(work, struct rtl_works, |
|
watchdog_wq.work); |
|
struct ieee80211_hw *hw = rtlworks->hw; |
|
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)); |
|
bool busytraffic = false; |
|
bool tx_busy_traffic = false; |
|
bool rx_busy_traffic = false; |
|
bool higher_busytraffic = false; |
|
bool higher_busyrxtraffic = false; |
|
u8 idx, tid; |
|
u32 rx_cnt_inp4eriod = 0; |
|
u32 tx_cnt_inp4eriod = 0; |
|
u32 aver_rx_cnt_inperiod = 0; |
|
u32 aver_tx_cnt_inperiod = 0; |
|
u32 aver_tidtx_inperiod[MAX_TID_COUNT] = {0}; |
|
u32 tidtx_inp4eriod[MAX_TID_COUNT] = {0}; |
|
|
|
if (is_hal_stop(rtlhal)) |
|
return; |
|
|
|
/* <1> Determine if action frame is allowed */ |
|
if (mac->link_state > MAC80211_NOLINK) { |
|
if (mac->cnt_after_linked < 20) |
|
mac->cnt_after_linked++; |
|
} else { |
|
mac->cnt_after_linked = 0; |
|
} |
|
|
|
/* <2> to check if traffic busy, if |
|
* busytraffic we don't change channel |
|
*/ |
|
if (mac->link_state >= MAC80211_LINKED) { |
|
/* (1) get aver_rx_cnt_inperiod & aver_tx_cnt_inperiod */ |
|
for (idx = 0; idx <= 2; idx++) { |
|
rtlpriv->link_info.num_rx_in4period[idx] = |
|
rtlpriv->link_info.num_rx_in4period[idx + 1]; |
|
rtlpriv->link_info.num_tx_in4period[idx] = |
|
rtlpriv->link_info.num_tx_in4period[idx + 1]; |
|
} |
|
rtlpriv->link_info.num_rx_in4period[3] = |
|
rtlpriv->link_info.num_rx_inperiod; |
|
rtlpriv->link_info.num_tx_in4period[3] = |
|
rtlpriv->link_info.num_tx_inperiod; |
|
for (idx = 0; idx <= 3; idx++) { |
|
rx_cnt_inp4eriod += |
|
rtlpriv->link_info.num_rx_in4period[idx]; |
|
tx_cnt_inp4eriod += |
|
rtlpriv->link_info.num_tx_in4period[idx]; |
|
} |
|
aver_rx_cnt_inperiod = rx_cnt_inp4eriod / 4; |
|
aver_tx_cnt_inperiod = tx_cnt_inp4eriod / 4; |
|
|
|
/* (2) check traffic busy */ |
|
if (aver_rx_cnt_inperiod > 100 || aver_tx_cnt_inperiod > 100) { |
|
busytraffic = true; |
|
if (aver_rx_cnt_inperiod > aver_tx_cnt_inperiod) |
|
rx_busy_traffic = true; |
|
else |
|
tx_busy_traffic = false; |
|
} |
|
|
|
/* Higher Tx/Rx data. */ |
|
if (aver_rx_cnt_inperiod > 4000 || |
|
aver_tx_cnt_inperiod > 4000) { |
|
higher_busytraffic = true; |
|
|
|
/* Extremely high Rx data. */ |
|
if (aver_rx_cnt_inperiod > 5000) |
|
higher_busyrxtraffic = true; |
|
} |
|
|
|
/* check every tid's tx traffic */ |
|
for (tid = 0; tid <= 7; tid++) { |
|
for (idx = 0; idx <= 2; idx++) |
|
rtlpriv->link_info.tidtx_in4period[tid][idx] = |
|
rtlpriv->link_info.tidtx_in4period[tid] |
|
[idx + 1]; |
|
rtlpriv->link_info.tidtx_in4period[tid][3] = |
|
rtlpriv->link_info.tidtx_inperiod[tid]; |
|
|
|
for (idx = 0; idx <= 3; idx++) |
|
tidtx_inp4eriod[tid] += |
|
rtlpriv->link_info.tidtx_in4period[tid][idx]; |
|
aver_tidtx_inperiod[tid] = tidtx_inp4eriod[tid] / 4; |
|
if (aver_tidtx_inperiod[tid] > 5000) |
|
rtlpriv->link_info.higher_busytxtraffic[tid] = |
|
true; |
|
else |
|
rtlpriv->link_info.higher_busytxtraffic[tid] = |
|
false; |
|
} |
|
|
|
/* PS is controlled by coex. */ |
|
if (rtlpriv->cfg->ops->get_btc_status() && |
|
rtlpriv->btcoexist.btc_ops->btc_is_bt_ctrl_lps(rtlpriv)) |
|
goto label_lps_done; |
|
|
|
if (rtlpriv->link_info.num_rx_inperiod + |
|
rtlpriv->link_info.num_tx_inperiod > 8 || |
|
rtlpriv->link_info.num_rx_inperiod > 2) |
|
rtl_lps_leave(hw, true); |
|
else |
|
rtl_lps_enter(hw, true); |
|
|
|
label_lps_done: |
|
; |
|
} |
|
|
|
for (tid = 0; tid <= 7; tid++) |
|
rtlpriv->link_info.tidtx_inperiod[tid] = 0; |
|
|
|
rtlpriv->link_info.busytraffic = busytraffic; |
|
rtlpriv->link_info.higher_busytraffic = higher_busytraffic; |
|
rtlpriv->link_info.rx_busy_traffic = rx_busy_traffic; |
|
rtlpriv->link_info.tx_busy_traffic = tx_busy_traffic; |
|
rtlpriv->link_info.higher_busyrxtraffic = higher_busyrxtraffic; |
|
|
|
rtlpriv->stats.txbytesunicast_inperiod = |
|
rtlpriv->stats.txbytesunicast - |
|
rtlpriv->stats.txbytesunicast_last; |
|
rtlpriv->stats.rxbytesunicast_inperiod = |
|
rtlpriv->stats.rxbytesunicast - |
|
rtlpriv->stats.rxbytesunicast_last; |
|
rtlpriv->stats.txbytesunicast_last = rtlpriv->stats.txbytesunicast; |
|
rtlpriv->stats.rxbytesunicast_last = rtlpriv->stats.rxbytesunicast; |
|
|
|
rtlpriv->stats.txbytesunicast_inperiod_tp = |
|
(u32)(rtlpriv->stats.txbytesunicast_inperiod * 8 / 2 / |
|
1024 / 1024); |
|
rtlpriv->stats.rxbytesunicast_inperiod_tp = |
|
(u32)(rtlpriv->stats.rxbytesunicast_inperiod * 8 / 2 / |
|
1024 / 1024); |
|
|
|
/* <3> DM */ |
|
if (!rtlpriv->cfg->mod_params->disable_watchdog) |
|
rtlpriv->cfg->ops->dm_watchdog(hw); |
|
|
|
/* <4> roaming */ |
|
if (mac->link_state == MAC80211_LINKED && |
|
mac->opmode == NL80211_IFTYPE_STATION) { |
|
if ((rtlpriv->link_info.bcn_rx_inperiod + |
|
rtlpriv->link_info.num_rx_inperiod) == 0) { |
|
rtlpriv->link_info.roam_times++; |
|
rtl_dbg(rtlpriv, COMP_ERR, DBG_DMESG, |
|
"AP off for %d s\n", |
|
(rtlpriv->link_info.roam_times * 2)); |
|
|
|
/* if we can't recv beacon for 10s, |
|
* we should reconnect this AP |
|
*/ |
|
if (rtlpriv->link_info.roam_times >= 5) { |
|
pr_err("AP off, try to reconnect now\n"); |
|
rtlpriv->link_info.roam_times = 0; |
|
ieee80211_connection_loss( |
|
rtlpriv->mac80211.vif); |
|
} |
|
} else { |
|
rtlpriv->link_info.roam_times = 0; |
|
} |
|
} |
|
|
|
if (rtlpriv->cfg->ops->get_btc_status()) |
|
rtlpriv->btcoexist.btc_ops->btc_periodical(rtlpriv); |
|
|
|
if (rtlpriv->btcoexist.btc_info.in_4way) { |
|
if (time_after(jiffies, rtlpriv->btcoexist.btc_info.in_4way_ts + |
|
msecs_to_jiffies(IN_4WAY_TIMEOUT_TIME))) |
|
rtlpriv->btcoexist.btc_info.in_4way = false; |
|
} |
|
|
|
rtlpriv->link_info.num_rx_inperiod = 0; |
|
rtlpriv->link_info.num_tx_inperiod = 0; |
|
rtlpriv->link_info.bcn_rx_inperiod = 0; |
|
|
|
/* <6> scan list */ |
|
rtl_scan_list_expire(hw); |
|
|
|
/* <7> check ack queue */ |
|
rtl_free_entries_from_ack_queue(hw, true); |
|
} |
|
|
|
void rtl_watch_dog_timer_callback(struct timer_list *t) |
|
{ |
|
struct rtl_priv *rtlpriv = from_timer(rtlpriv, t, works.watchdog_timer); |
|
|
|
queue_delayed_work(rtlpriv->works.rtl_wq, |
|
&rtlpriv->works.watchdog_wq, 0); |
|
|
|
mod_timer(&rtlpriv->works.watchdog_timer, |
|
jiffies + MSECS(RTL_WATCH_DOG_TIME)); |
|
} |
|
|
|
static void rtl_fwevt_wq_callback(struct work_struct *work) |
|
{ |
|
struct rtl_works *rtlworks = container_of(work, struct rtl_works, |
|
fwevt_wq.work); |
|
struct ieee80211_hw *hw = rtlworks->hw; |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
rtlpriv->cfg->ops->c2h_command_handle(hw); |
|
} |
|
|
|
static void rtl_c2h_content_parsing(struct ieee80211_hw *hw, |
|
struct sk_buff *skb); |
|
|
|
static bool rtl_c2h_fast_cmd(struct ieee80211_hw *hw, struct sk_buff *skb) |
|
{ |
|
u8 cmd_id = GET_C2H_CMD_ID(skb->data); |
|
|
|
switch (cmd_id) { |
|
case C2H_BT_MP: |
|
return true; |
|
default: |
|
break; |
|
} |
|
|
|
return false; |
|
} |
|
|
|
void rtl_c2hcmd_enqueue(struct ieee80211_hw *hw, struct sk_buff *skb) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
|
|
if (rtl_c2h_fast_cmd(hw, skb)) { |
|
rtl_c2h_content_parsing(hw, skb); |
|
kfree_skb(skb); |
|
return; |
|
} |
|
|
|
/* enqueue */ |
|
skb_queue_tail(&rtlpriv->c2hcmd_queue, skb); |
|
|
|
/* wake up wq */ |
|
queue_delayed_work(rtlpriv->works.rtl_wq, &rtlpriv->works.c2hcmd_wq, 0); |
|
} |
|
EXPORT_SYMBOL(rtl_c2hcmd_enqueue); |
|
|
|
static void rtl_c2h_content_parsing(struct ieee80211_hw *hw, |
|
struct sk_buff *skb) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_hal_ops *hal_ops = rtlpriv->cfg->ops; |
|
const struct rtl_btc_ops *btc_ops = rtlpriv->btcoexist.btc_ops; |
|
u8 cmd_id, cmd_len; |
|
u8 *cmd_buf = NULL; |
|
|
|
cmd_id = GET_C2H_CMD_ID(skb->data); |
|
cmd_len = skb->len - C2H_DATA_OFFSET; |
|
cmd_buf = GET_C2H_DATA_PTR(skb->data); |
|
|
|
switch (cmd_id) { |
|
case C2H_DBG: |
|
rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, "[C2H], C2H_DBG!!\n"); |
|
break; |
|
case C2H_TXBF: |
|
rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, |
|
"[C2H], C2H_TXBF!!\n"); |
|
break; |
|
case C2H_TX_REPORT: |
|
rtl_tx_report_handler(hw, cmd_buf, cmd_len); |
|
break; |
|
case C2H_RA_RPT: |
|
if (hal_ops->c2h_ra_report_handler) |
|
hal_ops->c2h_ra_report_handler(hw, cmd_buf, cmd_len); |
|
break; |
|
case C2H_BT_INFO: |
|
rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, |
|
"[C2H], C2H_BT_INFO!!\n"); |
|
if (rtlpriv->cfg->ops->get_btc_status()) |
|
btc_ops->btc_btinfo_notify(rtlpriv, cmd_buf, cmd_len); |
|
break; |
|
case C2H_BT_MP: |
|
rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, |
|
"[C2H], C2H_BT_MP!!\n"); |
|
if (rtlpriv->cfg->ops->get_btc_status()) |
|
btc_ops->btc_btmpinfo_notify(rtlpriv, cmd_buf, cmd_len); |
|
break; |
|
default: |
|
rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, |
|
"[C2H], Unknown packet!! cmd_id(%#X)!\n", cmd_id); |
|
break; |
|
} |
|
} |
|
|
|
void rtl_c2hcmd_launcher(struct ieee80211_hw *hw, int exec) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct sk_buff *skb; |
|
int i; |
|
|
|
for (i = 0; i < 200; i++) { |
|
/* dequeue a task */ |
|
skb = skb_dequeue(&rtlpriv->c2hcmd_queue); |
|
|
|
/* do it */ |
|
if (!skb) |
|
break; |
|
|
|
rtl_dbg(rtlpriv, COMP_FW, DBG_DMESG, "C2H rx_desc_shift=%d\n", |
|
*((u8 *)skb->cb)); |
|
RT_PRINT_DATA(rtlpriv, COMP_FW, DBG_DMESG, |
|
"C2H data: ", skb->data, skb->len); |
|
|
|
if (exec) |
|
rtl_c2h_content_parsing(hw, skb); |
|
|
|
/* free */ |
|
dev_kfree_skb_any(skb); |
|
} |
|
} |
|
|
|
static void rtl_c2hcmd_wq_callback(struct work_struct *work) |
|
{ |
|
struct rtl_works *rtlworks = container_of(work, struct rtl_works, |
|
c2hcmd_wq.work); |
|
struct ieee80211_hw *hw = rtlworks->hw; |
|
|
|
rtl_c2hcmd_launcher(hw, 1); |
|
} |
|
|
|
void rtl_easy_concurrent_retrytimer_callback(struct timer_list *t) |
|
{ |
|
struct rtl_priv *rtlpriv = |
|
from_timer(rtlpriv, t, works.dualmac_easyconcurrent_retrytimer); |
|
struct ieee80211_hw *hw = rtlpriv->hw; |
|
struct rtl_priv *buddy_priv = rtlpriv->buddy_priv; |
|
|
|
if (buddy_priv == NULL) |
|
return; |
|
|
|
rtlpriv->cfg->ops->dualmac_easy_concurrent(hw); |
|
} |
|
|
|
/********************************************************* |
|
* |
|
* frame process functions |
|
* |
|
*********************************************************/ |
|
u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie) |
|
{ |
|
struct ieee80211_mgmt *mgmt = (void *)data; |
|
u8 *pos, *end; |
|
|
|
pos = (u8 *)mgmt->u.beacon.variable; |
|
end = data + len; |
|
while (pos < end) { |
|
if (pos + 2 + pos[1] > end) |
|
return NULL; |
|
|
|
if (pos[0] == ie) |
|
return pos; |
|
|
|
pos += 2 + pos[1]; |
|
} |
|
return NULL; |
|
} |
|
|
|
/* when we use 2 rx ants we send IEEE80211_SMPS_OFF */ |
|
/* when we use 1 rx ant we send IEEE80211_SMPS_STATIC */ |
|
static struct sk_buff *rtl_make_smps_action(struct ieee80211_hw *hw, |
|
enum ieee80211_smps_mode smps, |
|
u8 *da, u8 *bssid) |
|
{ |
|
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); |
|
struct sk_buff *skb; |
|
struct ieee80211_mgmt *action_frame; |
|
|
|
/* 27 = header + category + action + smps mode */ |
|
skb = dev_alloc_skb(27 + hw->extra_tx_headroom); |
|
if (!skb) |
|
return NULL; |
|
|
|
skb_reserve(skb, hw->extra_tx_headroom); |
|
action_frame = skb_put_zero(skb, 27); |
|
memcpy(action_frame->da, da, ETH_ALEN); |
|
memcpy(action_frame->sa, rtlefuse->dev_addr, ETH_ALEN); |
|
memcpy(action_frame->bssid, bssid, ETH_ALEN); |
|
action_frame->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | |
|
IEEE80211_STYPE_ACTION); |
|
action_frame->u.action.category = WLAN_CATEGORY_HT; |
|
action_frame->u.action.u.ht_smps.action = WLAN_HT_ACTION_SMPS; |
|
switch (smps) { |
|
case IEEE80211_SMPS_AUTOMATIC:/* 0 */ |
|
case IEEE80211_SMPS_NUM_MODES:/* 4 */ |
|
WARN_ON(1); |
|
fallthrough; |
|
case IEEE80211_SMPS_OFF:/* 1 */ /*MIMO_PS_NOLIMIT*/ |
|
action_frame->u.action.u.ht_smps.smps_control = |
|
WLAN_HT_SMPS_CONTROL_DISABLED;/* 0 */ |
|
break; |
|
case IEEE80211_SMPS_STATIC:/* 2 */ /*MIMO_PS_STATIC*/ |
|
action_frame->u.action.u.ht_smps.smps_control = |
|
WLAN_HT_SMPS_CONTROL_STATIC;/* 1 */ |
|
break; |
|
case IEEE80211_SMPS_DYNAMIC:/* 3 */ /*MIMO_PS_DYNAMIC*/ |
|
action_frame->u.action.u.ht_smps.smps_control = |
|
WLAN_HT_SMPS_CONTROL_DYNAMIC;/* 3 */ |
|
break; |
|
} |
|
|
|
return skb; |
|
} |
|
|
|
int rtl_send_smps_action(struct ieee80211_hw *hw, |
|
struct ieee80211_sta *sta, |
|
enum ieee80211_smps_mode smps) |
|
{ |
|
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 sk_buff *skb = NULL; |
|
struct rtl_tcb_desc tcb_desc; |
|
u8 bssid[ETH_ALEN] = {0}; |
|
|
|
memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); |
|
|
|
if (rtlpriv->mac80211.act_scanning) |
|
goto err_free; |
|
|
|
if (!sta) |
|
goto err_free; |
|
|
|
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->mac80211.opmode == NL80211_IFTYPE_AP) |
|
memcpy(bssid, rtlpriv->efuse.dev_addr, ETH_ALEN); |
|
else |
|
memcpy(bssid, rtlpriv->mac80211.bssid, ETH_ALEN); |
|
|
|
skb = rtl_make_smps_action(hw, smps, sta->addr, bssid); |
|
/* this is a type = mgmt * stype = action frame */ |
|
if (skb) { |
|
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); |
|
struct rtl_sta_info *sta_entry = |
|
(struct rtl_sta_info *) sta->drv_priv; |
|
sta_entry->mimo_ps = smps; |
|
/* rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0, true); */ |
|
|
|
info->control.rates[0].idx = 0; |
|
info->band = hw->conf.chandef.chan->band; |
|
rtlpriv->intf_ops->adapter_tx(hw, sta, skb, &tcb_desc); |
|
} |
|
return 1; |
|
|
|
err_free: |
|
return 0; |
|
} |
|
EXPORT_SYMBOL(rtl_send_smps_action); |
|
|
|
void rtl_phy_scan_operation_backup(struct ieee80211_hw *hw, u8 operation) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
|
enum io_type iotype; |
|
|
|
if (!is_hal_stop(rtlhal)) { |
|
switch (operation) { |
|
case SCAN_OPT_BACKUP: |
|
iotype = IO_CMD_PAUSE_DM_BY_SCAN; |
|
rtlpriv->cfg->ops->set_hw_reg(hw, |
|
HW_VAR_IO_CMD, |
|
(u8 *)&iotype); |
|
break; |
|
case SCAN_OPT_RESTORE: |
|
iotype = IO_CMD_RESUME_DM_BY_SCAN; |
|
rtlpriv->cfg->ops->set_hw_reg(hw, |
|
HW_VAR_IO_CMD, |
|
(u8 *)&iotype); |
|
break; |
|
default: |
|
pr_err("Unknown Scan Backup operation.\n"); |
|
break; |
|
} |
|
} |
|
} |
|
EXPORT_SYMBOL(rtl_phy_scan_operation_backup); |
|
|
|
/* because mac80211 have issues when can receive del ba |
|
* so here we just make a fake del_ba if we receive a ba_req |
|
* but rx_agg was opened to let mac80211 release some ba |
|
* related resources, so please this del_ba for tx |
|
*/ |
|
struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw, |
|
u8 *sa, u8 *bssid, u16 tid) |
|
{ |
|
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); |
|
struct sk_buff *skb; |
|
struct ieee80211_mgmt *action_frame; |
|
u16 params; |
|
|
|
/* 27 = header + category + action + smps mode */ |
|
skb = dev_alloc_skb(34 + hw->extra_tx_headroom); |
|
if (!skb) |
|
return NULL; |
|
|
|
skb_reserve(skb, hw->extra_tx_headroom); |
|
action_frame = skb_put_zero(skb, 34); |
|
memcpy(action_frame->sa, sa, ETH_ALEN); |
|
memcpy(action_frame->da, rtlefuse->dev_addr, ETH_ALEN); |
|
memcpy(action_frame->bssid, bssid, ETH_ALEN); |
|
action_frame->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | |
|
IEEE80211_STYPE_ACTION); |
|
action_frame->u.action.category = WLAN_CATEGORY_BACK; |
|
action_frame->u.action.u.delba.action_code = WLAN_ACTION_DELBA; |
|
params = (u16)(1 << 11); /* bit 11 initiator */ |
|
params |= (u16)(tid << 12); /* bit 15:12 TID number */ |
|
|
|
action_frame->u.action.u.delba.params = cpu_to_le16(params); |
|
action_frame->u.action.u.delba.reason_code = |
|
cpu_to_le16(WLAN_REASON_QSTA_TIMEOUT); |
|
|
|
return skb; |
|
} |
|
|
|
/********************************************************* |
|
* |
|
* IOT functions |
|
* |
|
*********************************************************/ |
|
static bool rtl_chk_vendor_ouisub(struct ieee80211_hw *hw, |
|
struct octet_string vendor_ie) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
bool matched = false; |
|
static u8 athcap_1[] = { 0x00, 0x03, 0x7F }; |
|
static u8 athcap_2[] = { 0x00, 0x13, 0x74 }; |
|
static u8 broadcap_1[] = { 0x00, 0x10, 0x18 }; |
|
static u8 broadcap_2[] = { 0x00, 0x0a, 0xf7 }; |
|
static u8 broadcap_3[] = { 0x00, 0x05, 0xb5 }; |
|
static u8 racap[] = { 0x00, 0x0c, 0x43 }; |
|
static u8 ciscocap[] = { 0x00, 0x40, 0x96 }; |
|
static u8 marvcap[] = { 0x00, 0x50, 0x43 }; |
|
|
|
if (memcmp(vendor_ie.octet, athcap_1, 3) == 0 || |
|
memcmp(vendor_ie.octet, athcap_2, 3) == 0) { |
|
rtlpriv->mac80211.vendor = PEER_ATH; |
|
matched = true; |
|
} else if (memcmp(vendor_ie.octet, broadcap_1, 3) == 0 || |
|
memcmp(vendor_ie.octet, broadcap_2, 3) == 0 || |
|
memcmp(vendor_ie.octet, broadcap_3, 3) == 0) { |
|
rtlpriv->mac80211.vendor = PEER_BROAD; |
|
matched = true; |
|
} else if (memcmp(vendor_ie.octet, racap, 3) == 0) { |
|
rtlpriv->mac80211.vendor = PEER_RAL; |
|
matched = true; |
|
} else if (memcmp(vendor_ie.octet, ciscocap, 3) == 0) { |
|
rtlpriv->mac80211.vendor = PEER_CISCO; |
|
matched = true; |
|
} else if (memcmp(vendor_ie.octet, marvcap, 3) == 0) { |
|
rtlpriv->mac80211.vendor = PEER_MARV; |
|
matched = true; |
|
} |
|
|
|
return matched; |
|
} |
|
|
|
static bool rtl_find_221_ie(struct ieee80211_hw *hw, u8 *data, |
|
unsigned int len) |
|
{ |
|
struct ieee80211_mgmt *mgmt = (void *)data; |
|
struct octet_string vendor_ie; |
|
u8 *pos, *end; |
|
|
|
pos = (u8 *)mgmt->u.beacon.variable; |
|
end = data + len; |
|
while (pos < end) { |
|
if (pos[0] == 221) { |
|
vendor_ie.length = pos[1]; |
|
vendor_ie.octet = &pos[2]; |
|
if (rtl_chk_vendor_ouisub(hw, vendor_ie)) |
|
return true; |
|
} |
|
|
|
if (pos + 2 + pos[1] > end) |
|
return false; |
|
|
|
pos += 2 + pos[1]; |
|
} |
|
return false; |
|
} |
|
|
|
void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len) |
|
{ |
|
struct rtl_priv *rtlpriv = rtl_priv(hw); |
|
struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
|
struct ieee80211_hdr *hdr = (void *)data; |
|
u32 vendor = PEER_UNKNOWN; |
|
|
|
static u8 ap3_1[3] = { 0x00, 0x14, 0xbf }; |
|
static u8 ap3_2[3] = { 0x00, 0x1a, 0x70 }; |
|
static u8 ap3_3[3] = { 0x00, 0x1d, 0x7e }; |
|
static u8 ap4_1[3] = { 0x00, 0x90, 0xcc }; |
|
static u8 ap4_2[3] = { 0x00, 0x0e, 0x2e }; |
|
static u8 ap4_3[3] = { 0x00, 0x18, 0x02 }; |
|
static u8 ap4_4[3] = { 0x00, 0x17, 0x3f }; |
|
static u8 ap4_5[3] = { 0x00, 0x1c, 0xdf }; |
|
static u8 ap5_1[3] = { 0x00, 0x1c, 0xf0 }; |
|
static u8 ap5_2[3] = { 0x00, 0x21, 0x91 }; |
|
static u8 ap5_3[3] = { 0x00, 0x24, 0x01 }; |
|
static u8 ap5_4[3] = { 0x00, 0x15, 0xe9 }; |
|
static u8 ap5_5[3] = { 0x00, 0x17, 0x9A }; |
|
static u8 ap5_6[3] = { 0x00, 0x18, 0xE7 }; |
|
static u8 ap6_1[3] = { 0x00, 0x17, 0x94 }; |
|
static u8 ap7_1[3] = { 0x00, 0x14, 0xa4 }; |
|
|
|
if (mac->opmode != NL80211_IFTYPE_STATION) |
|
return; |
|
|
|
if (mac->link_state == MAC80211_NOLINK) { |
|
mac->vendor = PEER_UNKNOWN; |
|
return; |
|
} |
|
|
|
if (mac->cnt_after_linked > 2) |
|
return; |
|
|
|
/* check if this really is a beacon */ |
|
if (!ieee80211_is_beacon(hdr->frame_control)) |
|
return; |
|
|
|
/* min. beacon length + FCS_LEN */ |
|
if (len <= 40 + FCS_LEN) |
|
return; |
|
|
|
/* and only beacons from the associated BSSID, please */ |
|
if (!ether_addr_equal_64bits(hdr->addr3, rtlpriv->mac80211.bssid)) |
|
return; |
|
|
|
if (rtl_find_221_ie(hw, data, len)) |
|
vendor = mac->vendor; |
|
|
|
if ((memcmp(mac->bssid, ap5_1, 3) == 0) || |
|
(memcmp(mac->bssid, ap5_2, 3) == 0) || |
|
(memcmp(mac->bssid, ap5_3, 3) == 0) || |
|
(memcmp(mac->bssid, ap5_4, 3) == 0) || |
|
(memcmp(mac->bssid, ap5_5, 3) == 0) || |
|
(memcmp(mac->bssid, ap5_6, 3) == 0) || |
|
vendor == PEER_ATH) { |
|
vendor = PEER_ATH; |
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>ath find\n"); |
|
} else if ((memcmp(mac->bssid, ap4_4, 3) == 0) || |
|
(memcmp(mac->bssid, ap4_5, 3) == 0) || |
|
(memcmp(mac->bssid, ap4_1, 3) == 0) || |
|
(memcmp(mac->bssid, ap4_2, 3) == 0) || |
|
(memcmp(mac->bssid, ap4_3, 3) == 0) || |
|
vendor == PEER_RAL) { |
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>ral find\n"); |
|
vendor = PEER_RAL; |
|
} else if (memcmp(mac->bssid, ap6_1, 3) == 0 || |
|
vendor == PEER_CISCO) { |
|
vendor = PEER_CISCO; |
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>cisco find\n"); |
|
} else if ((memcmp(mac->bssid, ap3_1, 3) == 0) || |
|
(memcmp(mac->bssid, ap3_2, 3) == 0) || |
|
(memcmp(mac->bssid, ap3_3, 3) == 0) || |
|
vendor == PEER_BROAD) { |
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>broad find\n"); |
|
vendor = PEER_BROAD; |
|
} else if (memcmp(mac->bssid, ap7_1, 3) == 0 || |
|
vendor == PEER_MARV) { |
|
vendor = PEER_MARV; |
|
rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>marv find\n"); |
|
} |
|
|
|
mac->vendor = vendor; |
|
} |
|
EXPORT_SYMBOL_GPL(rtl_recognize_peer); |
|
|
|
MODULE_AUTHOR("lizhaoming <[email protected]>"); |
|
MODULE_AUTHOR("Realtek WlanFAE <[email protected]>"); |
|
MODULE_AUTHOR("Larry Finger <[email protected]>"); |
|
MODULE_LICENSE("GPL"); |
|
MODULE_DESCRIPTION("Realtek 802.11n PCI wireless core"); |
|
|
|
struct rtl_global_var rtl_global_var = {}; |
|
EXPORT_SYMBOL_GPL(rtl_global_var); |
|
|
|
static int __init rtl_core_module_init(void) |
|
{ |
|
BUILD_BUG_ON(TX_PWR_BY_RATE_NUM_RATE < TX_PWR_BY_RATE_NUM_SECTION); |
|
BUILD_BUG_ON(MAX_RATE_SECTION_NUM != MAX_RATE_SECTION); |
|
BUILD_BUG_ON(MAX_BASE_NUM_IN_PHY_REG_PG_24G != MAX_RATE_SECTION); |
|
BUILD_BUG_ON(MAX_BASE_NUM_IN_PHY_REG_PG_5G != (MAX_RATE_SECTION - 1)); |
|
|
|
if (rtl_rate_control_register()) |
|
pr_err("rtl: Unable to register rtl_rc, use default RC !!\n"); |
|
|
|
/* add debugfs */ |
|
rtl_debugfs_add_topdir(); |
|
|
|
/* init some global vars */ |
|
INIT_LIST_HEAD(&rtl_global_var.glb_priv_list); |
|
spin_lock_init(&rtl_global_var.glb_list_lock); |
|
|
|
return 0; |
|
} |
|
|
|
static void __exit rtl_core_module_exit(void) |
|
{ |
|
/*RC*/ |
|
rtl_rate_control_unregister(); |
|
|
|
/* remove debugfs */ |
|
rtl_debugfs_remove_topdir(); |
|
} |
|
|
|
module_init(rtl_core_module_init); |
|
module_exit(rtl_core_module_exit);
|
|
|