8695 lines
227 KiB
C
8695 lines
227 KiB
C
// SPDX-License-Identifier: BSD-3-Clause-Clear
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/*
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* Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
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* Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#include <net/mac80211.h>
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#include <linux/etherdevice.h>
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#include "mac.h"
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#include "core.h"
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#include "debug.h"
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#include "wmi.h"
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#include "hw.h"
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#include "dp_tx.h"
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#include "dp_rx.h"
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#include "testmode.h"
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#include "peer.h"
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#include "debugfs_sta.h"
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#define CHAN2G(_channel, _freq, _flags) { \
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.band = NL80211_BAND_2GHZ, \
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.hw_value = (_channel), \
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.center_freq = (_freq), \
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.flags = (_flags), \
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.max_antenna_gain = 0, \
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.max_power = 30, \
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}
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#define CHAN5G(_channel, _freq, _flags) { \
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.band = NL80211_BAND_5GHZ, \
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.hw_value = (_channel), \
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.center_freq = (_freq), \
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.flags = (_flags), \
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.max_antenna_gain = 0, \
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.max_power = 30, \
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}
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#define CHAN6G(_channel, _freq, _flags) { \
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.band = NL80211_BAND_6GHZ, \
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.hw_value = (_channel), \
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.center_freq = (_freq), \
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.flags = (_flags), \
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.max_antenna_gain = 0, \
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.max_power = 30, \
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}
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static const struct ieee80211_channel ath11k_2ghz_channels[] = {
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CHAN2G(1, 2412, 0),
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CHAN2G(2, 2417, 0),
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CHAN2G(3, 2422, 0),
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CHAN2G(4, 2427, 0),
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CHAN2G(5, 2432, 0),
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CHAN2G(6, 2437, 0),
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CHAN2G(7, 2442, 0),
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CHAN2G(8, 2447, 0),
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CHAN2G(9, 2452, 0),
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CHAN2G(10, 2457, 0),
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CHAN2G(11, 2462, 0),
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CHAN2G(12, 2467, 0),
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CHAN2G(13, 2472, 0),
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CHAN2G(14, 2484, 0),
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};
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static const struct ieee80211_channel ath11k_5ghz_channels[] = {
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CHAN5G(36, 5180, 0),
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CHAN5G(40, 5200, 0),
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CHAN5G(44, 5220, 0),
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CHAN5G(48, 5240, 0),
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CHAN5G(52, 5260, 0),
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CHAN5G(56, 5280, 0),
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CHAN5G(60, 5300, 0),
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CHAN5G(64, 5320, 0),
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CHAN5G(100, 5500, 0),
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CHAN5G(104, 5520, 0),
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CHAN5G(108, 5540, 0),
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CHAN5G(112, 5560, 0),
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CHAN5G(116, 5580, 0),
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CHAN5G(120, 5600, 0),
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CHAN5G(124, 5620, 0),
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CHAN5G(128, 5640, 0),
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CHAN5G(132, 5660, 0),
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CHAN5G(136, 5680, 0),
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CHAN5G(140, 5700, 0),
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CHAN5G(144, 5720, 0),
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CHAN5G(149, 5745, 0),
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CHAN5G(153, 5765, 0),
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CHAN5G(157, 5785, 0),
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CHAN5G(161, 5805, 0),
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CHAN5G(165, 5825, 0),
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CHAN5G(169, 5845, 0),
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CHAN5G(173, 5865, 0),
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};
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static const struct ieee80211_channel ath11k_6ghz_channels[] = {
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CHAN6G(1, 5955, 0),
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CHAN6G(5, 5975, 0),
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CHAN6G(9, 5995, 0),
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CHAN6G(13, 6015, 0),
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CHAN6G(17, 6035, 0),
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CHAN6G(21, 6055, 0),
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CHAN6G(25, 6075, 0),
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CHAN6G(29, 6095, 0),
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CHAN6G(33, 6115, 0),
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CHAN6G(37, 6135, 0),
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CHAN6G(41, 6155, 0),
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CHAN6G(45, 6175, 0),
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CHAN6G(49, 6195, 0),
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CHAN6G(53, 6215, 0),
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CHAN6G(57, 6235, 0),
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CHAN6G(61, 6255, 0),
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CHAN6G(65, 6275, 0),
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CHAN6G(69, 6295, 0),
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CHAN6G(73, 6315, 0),
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CHAN6G(77, 6335, 0),
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CHAN6G(81, 6355, 0),
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CHAN6G(85, 6375, 0),
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CHAN6G(89, 6395, 0),
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CHAN6G(93, 6415, 0),
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CHAN6G(97, 6435, 0),
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CHAN6G(101, 6455, 0),
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CHAN6G(105, 6475, 0),
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CHAN6G(109, 6495, 0),
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CHAN6G(113, 6515, 0),
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CHAN6G(117, 6535, 0),
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CHAN6G(121, 6555, 0),
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CHAN6G(125, 6575, 0),
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CHAN6G(129, 6595, 0),
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CHAN6G(133, 6615, 0),
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CHAN6G(137, 6635, 0),
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CHAN6G(141, 6655, 0),
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CHAN6G(145, 6675, 0),
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CHAN6G(149, 6695, 0),
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CHAN6G(153, 6715, 0),
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CHAN6G(157, 6735, 0),
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CHAN6G(161, 6755, 0),
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CHAN6G(165, 6775, 0),
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CHAN6G(169, 6795, 0),
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CHAN6G(173, 6815, 0),
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CHAN6G(177, 6835, 0),
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CHAN6G(181, 6855, 0),
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CHAN6G(185, 6875, 0),
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CHAN6G(189, 6895, 0),
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CHAN6G(193, 6915, 0),
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CHAN6G(197, 6935, 0),
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CHAN6G(201, 6955, 0),
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CHAN6G(205, 6975, 0),
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CHAN6G(209, 6995, 0),
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CHAN6G(213, 7015, 0),
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CHAN6G(217, 7035, 0),
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CHAN6G(221, 7055, 0),
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CHAN6G(225, 7075, 0),
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CHAN6G(229, 7095, 0),
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CHAN6G(233, 7115, 0),
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/* new addition in IEEE Std 802.11ax-2021 */
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CHAN6G(2, 5935, 0),
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};
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static struct ieee80211_rate ath11k_legacy_rates[] = {
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{ .bitrate = 10,
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.hw_value = ATH11K_HW_RATE_CCK_LP_1M },
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{ .bitrate = 20,
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.hw_value = ATH11K_HW_RATE_CCK_LP_2M,
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.hw_value_short = ATH11K_HW_RATE_CCK_SP_2M,
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.flags = IEEE80211_RATE_SHORT_PREAMBLE },
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{ .bitrate = 55,
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.hw_value = ATH11K_HW_RATE_CCK_LP_5_5M,
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.hw_value_short = ATH11K_HW_RATE_CCK_SP_5_5M,
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.flags = IEEE80211_RATE_SHORT_PREAMBLE },
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{ .bitrate = 110,
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.hw_value = ATH11K_HW_RATE_CCK_LP_11M,
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.hw_value_short = ATH11K_HW_RATE_CCK_SP_11M,
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.flags = IEEE80211_RATE_SHORT_PREAMBLE },
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{ .bitrate = 60, .hw_value = ATH11K_HW_RATE_OFDM_6M },
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{ .bitrate = 90, .hw_value = ATH11K_HW_RATE_OFDM_9M },
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{ .bitrate = 120, .hw_value = ATH11K_HW_RATE_OFDM_12M },
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{ .bitrate = 180, .hw_value = ATH11K_HW_RATE_OFDM_18M },
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{ .bitrate = 240, .hw_value = ATH11K_HW_RATE_OFDM_24M },
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{ .bitrate = 360, .hw_value = ATH11K_HW_RATE_OFDM_36M },
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{ .bitrate = 480, .hw_value = ATH11K_HW_RATE_OFDM_48M },
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{ .bitrate = 540, .hw_value = ATH11K_HW_RATE_OFDM_54M },
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};
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static const int
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ath11k_phymodes[NUM_NL80211_BANDS][ATH11K_CHAN_WIDTH_NUM] = {
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[NL80211_BAND_2GHZ] = {
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[NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN,
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[NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN,
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[NL80211_CHAN_WIDTH_20_NOHT] = MODE_11AX_HE20_2G,
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[NL80211_CHAN_WIDTH_20] = MODE_11AX_HE20_2G,
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[NL80211_CHAN_WIDTH_40] = MODE_11AX_HE40_2G,
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[NL80211_CHAN_WIDTH_80] = MODE_11AX_HE80_2G,
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[NL80211_CHAN_WIDTH_80P80] = MODE_UNKNOWN,
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[NL80211_CHAN_WIDTH_160] = MODE_UNKNOWN,
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},
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[NL80211_BAND_5GHZ] = {
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[NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN,
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[NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN,
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[NL80211_CHAN_WIDTH_20_NOHT] = MODE_11AX_HE20,
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[NL80211_CHAN_WIDTH_20] = MODE_11AX_HE20,
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[NL80211_CHAN_WIDTH_40] = MODE_11AX_HE40,
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[NL80211_CHAN_WIDTH_80] = MODE_11AX_HE80,
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[NL80211_CHAN_WIDTH_160] = MODE_11AX_HE160,
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[NL80211_CHAN_WIDTH_80P80] = MODE_11AX_HE80_80,
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},
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[NL80211_BAND_6GHZ] = {
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[NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN,
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[NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN,
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[NL80211_CHAN_WIDTH_20_NOHT] = MODE_11AX_HE20,
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[NL80211_CHAN_WIDTH_20] = MODE_11AX_HE20,
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[NL80211_CHAN_WIDTH_40] = MODE_11AX_HE40,
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[NL80211_CHAN_WIDTH_80] = MODE_11AX_HE80,
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[NL80211_CHAN_WIDTH_160] = MODE_11AX_HE160,
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[NL80211_CHAN_WIDTH_80P80] = MODE_11AX_HE80_80,
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},
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};
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const struct htt_rx_ring_tlv_filter ath11k_mac_mon_status_filter_default = {
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.rx_filter = HTT_RX_FILTER_TLV_FLAGS_MPDU_START |
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HTT_RX_FILTER_TLV_FLAGS_PPDU_END |
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HTT_RX_FILTER_TLV_FLAGS_PPDU_END_STATUS_DONE,
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.pkt_filter_flags0 = HTT_RX_FP_MGMT_FILTER_FLAGS0,
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.pkt_filter_flags1 = HTT_RX_FP_MGMT_FILTER_FLAGS1,
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.pkt_filter_flags2 = HTT_RX_FP_CTRL_FILTER_FLASG2,
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.pkt_filter_flags3 = HTT_RX_FP_DATA_FILTER_FLASG3 |
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HTT_RX_FP_CTRL_FILTER_FLASG3
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};
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#define ATH11K_MAC_FIRST_OFDM_RATE_IDX 4
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#define ath11k_g_rates ath11k_legacy_rates
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#define ath11k_g_rates_size (ARRAY_SIZE(ath11k_legacy_rates))
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#define ath11k_a_rates (ath11k_legacy_rates + 4)
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#define ath11k_a_rates_size (ARRAY_SIZE(ath11k_legacy_rates) - 4)
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#define ATH11K_MAC_SCAN_TIMEOUT_MSECS 200 /* in msecs */
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static const u32 ath11k_smps_map[] = {
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[WLAN_HT_CAP_SM_PS_STATIC] = WMI_PEER_SMPS_STATIC,
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[WLAN_HT_CAP_SM_PS_DYNAMIC] = WMI_PEER_SMPS_DYNAMIC,
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[WLAN_HT_CAP_SM_PS_INVALID] = WMI_PEER_SMPS_PS_NONE,
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[WLAN_HT_CAP_SM_PS_DISABLED] = WMI_PEER_SMPS_PS_NONE,
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};
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static int ath11k_start_vdev_delay(struct ieee80211_hw *hw,
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struct ieee80211_vif *vif);
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enum nl80211_he_ru_alloc ath11k_mac_phy_he_ru_to_nl80211_he_ru_alloc(u16 ru_phy)
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{
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enum nl80211_he_ru_alloc ret;
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switch (ru_phy) {
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case RU_26:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_26;
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break;
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case RU_52:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_52;
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break;
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case RU_106:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_106;
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break;
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case RU_242:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_242;
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break;
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case RU_484:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_484;
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break;
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case RU_996:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_996;
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break;
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default:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_26;
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break;
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}
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return ret;
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}
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enum nl80211_he_ru_alloc ath11k_mac_he_ru_tones_to_nl80211_he_ru_alloc(u16 ru_tones)
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{
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enum nl80211_he_ru_alloc ret;
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switch (ru_tones) {
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case 26:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_26;
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break;
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case 52:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_52;
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break;
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case 106:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_106;
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break;
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case 242:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_242;
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break;
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case 484:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_484;
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break;
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case 996:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_996;
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break;
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case (996 * 2):
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_2x996;
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break;
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default:
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ret = NL80211_RATE_INFO_HE_RU_ALLOC_26;
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break;
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}
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return ret;
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}
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enum nl80211_he_gi ath11k_mac_he_gi_to_nl80211_he_gi(u8 sgi)
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{
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enum nl80211_he_gi ret;
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switch (sgi) {
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case RX_MSDU_START_SGI_0_8_US:
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ret = NL80211_RATE_INFO_HE_GI_0_8;
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break;
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case RX_MSDU_START_SGI_1_6_US:
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ret = NL80211_RATE_INFO_HE_GI_1_6;
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break;
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case RX_MSDU_START_SGI_3_2_US:
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ret = NL80211_RATE_INFO_HE_GI_3_2;
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break;
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default:
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ret = NL80211_RATE_INFO_HE_GI_0_8;
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break;
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}
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return ret;
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}
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u8 ath11k_mac_bw_to_mac80211_bw(u8 bw)
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{
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u8 ret = 0;
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switch (bw) {
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case ATH11K_BW_20:
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ret = RATE_INFO_BW_20;
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break;
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case ATH11K_BW_40:
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ret = RATE_INFO_BW_40;
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break;
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case ATH11K_BW_80:
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ret = RATE_INFO_BW_80;
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break;
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case ATH11K_BW_160:
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ret = RATE_INFO_BW_160;
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break;
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}
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return ret;
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}
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enum ath11k_supported_bw ath11k_mac_mac80211_bw_to_ath11k_bw(enum rate_info_bw bw)
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{
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switch (bw) {
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case RATE_INFO_BW_20:
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return ATH11K_BW_20;
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case RATE_INFO_BW_40:
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return ATH11K_BW_40;
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case RATE_INFO_BW_80:
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return ATH11K_BW_80;
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case RATE_INFO_BW_160:
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return ATH11K_BW_160;
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default:
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return ATH11K_BW_20;
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}
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}
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int ath11k_mac_hw_ratecode_to_legacy_rate(u8 hw_rc, u8 preamble, u8 *rateidx,
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u16 *rate)
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{
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/* As default, it is OFDM rates */
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int i = ATH11K_MAC_FIRST_OFDM_RATE_IDX;
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int max_rates_idx = ath11k_g_rates_size;
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if (preamble == WMI_RATE_PREAMBLE_CCK) {
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hw_rc &= ~ATH11k_HW_RATECODE_CCK_SHORT_PREAM_MASK;
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i = 0;
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max_rates_idx = ATH11K_MAC_FIRST_OFDM_RATE_IDX;
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}
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while (i < max_rates_idx) {
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if (hw_rc == ath11k_legacy_rates[i].hw_value) {
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*rateidx = i;
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*rate = ath11k_legacy_rates[i].bitrate;
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return 0;
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}
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i++;
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}
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return -EINVAL;
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}
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static int get_num_chains(u32 mask)
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{
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int num_chains = 0;
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while (mask) {
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if (mask & BIT(0))
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num_chains++;
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mask >>= 1;
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}
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return num_chains;
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}
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u8 ath11k_mac_bitrate_to_idx(const struct ieee80211_supported_band *sband,
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u32 bitrate)
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{
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int i;
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for (i = 0; i < sband->n_bitrates; i++)
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if (sband->bitrates[i].bitrate == bitrate)
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return i;
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return 0;
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}
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static u32
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ath11k_mac_max_ht_nss(const u8 ht_mcs_mask[IEEE80211_HT_MCS_MASK_LEN])
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{
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int nss;
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for (nss = IEEE80211_HT_MCS_MASK_LEN - 1; nss >= 0; nss--)
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if (ht_mcs_mask[nss])
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return nss + 1;
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return 1;
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}
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static u32
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ath11k_mac_max_vht_nss(const u16 vht_mcs_mask[NL80211_VHT_NSS_MAX])
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{
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int nss;
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for (nss = NL80211_VHT_NSS_MAX - 1; nss >= 0; nss--)
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if (vht_mcs_mask[nss])
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return nss + 1;
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return 1;
|
|
}
|
|
|
|
static u32
|
|
ath11k_mac_max_he_nss(const u16 he_mcs_mask[NL80211_HE_NSS_MAX])
|
|
{
|
|
int nss;
|
|
|
|
for (nss = NL80211_HE_NSS_MAX - 1; nss >= 0; nss--)
|
|
if (he_mcs_mask[nss])
|
|
return nss + 1;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static u8 ath11k_parse_mpdudensity(u8 mpdudensity)
|
|
{
|
|
/* 802.11n D2.0 defined values for "Minimum MPDU Start Spacing":
|
|
* 0 for no restriction
|
|
* 1 for 1/4 us
|
|
* 2 for 1/2 us
|
|
* 3 for 1 us
|
|
* 4 for 2 us
|
|
* 5 for 4 us
|
|
* 6 for 8 us
|
|
* 7 for 16 us
|
|
*/
|
|
switch (mpdudensity) {
|
|
case 0:
|
|
return 0;
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
/* Our lower layer calculations limit our precision to
|
|
* 1 microsecond
|
|
*/
|
|
return 1;
|
|
case 4:
|
|
return 2;
|
|
case 5:
|
|
return 4;
|
|
case 6:
|
|
return 8;
|
|
case 7:
|
|
return 16;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int ath11k_mac_vif_chan(struct ieee80211_vif *vif,
|
|
struct cfg80211_chan_def *def)
|
|
{
|
|
struct ieee80211_chanctx_conf *conf;
|
|
|
|
rcu_read_lock();
|
|
conf = rcu_dereference(vif->chanctx_conf);
|
|
if (!conf) {
|
|
rcu_read_unlock();
|
|
return -ENOENT;
|
|
}
|
|
|
|
*def = conf->def;
|
|
rcu_read_unlock();
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool ath11k_mac_bitrate_is_cck(int bitrate)
|
|
{
|
|
switch (bitrate) {
|
|
case 10:
|
|
case 20:
|
|
case 55:
|
|
case 110:
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
u8 ath11k_mac_hw_rate_to_idx(const struct ieee80211_supported_band *sband,
|
|
u8 hw_rate, bool cck)
|
|
{
|
|
const struct ieee80211_rate *rate;
|
|
int i;
|
|
|
|
for (i = 0; i < sband->n_bitrates; i++) {
|
|
rate = &sband->bitrates[i];
|
|
|
|
if (ath11k_mac_bitrate_is_cck(rate->bitrate) != cck)
|
|
continue;
|
|
|
|
if (rate->hw_value == hw_rate)
|
|
return i;
|
|
else if (rate->flags & IEEE80211_RATE_SHORT_PREAMBLE &&
|
|
rate->hw_value_short == hw_rate)
|
|
return i;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static u8 ath11k_mac_bitrate_to_rate(int bitrate)
|
|
{
|
|
return DIV_ROUND_UP(bitrate, 5) |
|
|
(ath11k_mac_bitrate_is_cck(bitrate) ? BIT(7) : 0);
|
|
}
|
|
|
|
static void ath11k_get_arvif_iter(void *data, u8 *mac,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k_vif_iter *arvif_iter = data;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
|
|
if (arvif->vdev_id == arvif_iter->vdev_id)
|
|
arvif_iter->arvif = arvif;
|
|
}
|
|
|
|
struct ath11k_vif *ath11k_mac_get_arvif(struct ath11k *ar, u32 vdev_id)
|
|
{
|
|
struct ath11k_vif_iter arvif_iter;
|
|
u32 flags;
|
|
|
|
memset(&arvif_iter, 0, sizeof(struct ath11k_vif_iter));
|
|
arvif_iter.vdev_id = vdev_id;
|
|
|
|
flags = IEEE80211_IFACE_ITER_RESUME_ALL;
|
|
ieee80211_iterate_active_interfaces_atomic(ar->hw,
|
|
flags,
|
|
ath11k_get_arvif_iter,
|
|
&arvif_iter);
|
|
if (!arvif_iter.arvif) {
|
|
ath11k_warn(ar->ab, "No VIF found for vdev %d\n", vdev_id);
|
|
return NULL;
|
|
}
|
|
|
|
return arvif_iter.arvif;
|
|
}
|
|
|
|
struct ath11k_vif *ath11k_mac_get_arvif_by_vdev_id(struct ath11k_base *ab,
|
|
u32 vdev_id)
|
|
{
|
|
int i;
|
|
struct ath11k_pdev *pdev;
|
|
struct ath11k_vif *arvif;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = rcu_dereference(ab->pdevs_active[i]);
|
|
if (pdev && pdev->ar &&
|
|
(pdev->ar->allocated_vdev_map & (1LL << vdev_id))) {
|
|
arvif = ath11k_mac_get_arvif(pdev->ar, vdev_id);
|
|
if (arvif)
|
|
return arvif;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
struct ath11k *ath11k_mac_get_ar_by_vdev_id(struct ath11k_base *ab, u32 vdev_id)
|
|
{
|
|
int i;
|
|
struct ath11k_pdev *pdev;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = rcu_dereference(ab->pdevs_active[i]);
|
|
if (pdev && pdev->ar) {
|
|
if (pdev->ar->allocated_vdev_map & (1LL << vdev_id))
|
|
return pdev->ar;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
struct ath11k *ath11k_mac_get_ar_by_pdev_id(struct ath11k_base *ab, u32 pdev_id)
|
|
{
|
|
int i;
|
|
struct ath11k_pdev *pdev;
|
|
|
|
if (ab->hw_params.single_pdev_only) {
|
|
pdev = rcu_dereference(ab->pdevs_active[0]);
|
|
return pdev ? pdev->ar : NULL;
|
|
}
|
|
|
|
if (WARN_ON(pdev_id > ab->num_radios))
|
|
return NULL;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = rcu_dereference(ab->pdevs_active[i]);
|
|
|
|
if (pdev && pdev->pdev_id == pdev_id)
|
|
return (pdev->ar ? pdev->ar : NULL);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
struct ath11k_vif *ath11k_mac_get_vif_up(struct ath11k_base *ab)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_pdev *pdev;
|
|
struct ath11k_vif *arvif;
|
|
int i;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = &ab->pdevs[i];
|
|
ar = pdev->ar;
|
|
list_for_each_entry(arvif, &ar->arvifs, list) {
|
|
if (arvif->is_up)
|
|
return arvif;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static bool ath11k_mac_band_match(enum nl80211_band band1, enum WMI_HOST_WLAN_BAND band2)
|
|
{
|
|
return (((band1 == NL80211_BAND_2GHZ) && (band2 & WMI_HOST_WLAN_2G_CAP)) ||
|
|
(((band1 == NL80211_BAND_5GHZ) || (band1 == NL80211_BAND_6GHZ)) &&
|
|
(band2 & WMI_HOST_WLAN_5G_CAP)));
|
|
}
|
|
|
|
u8 ath11k_mac_get_target_pdev_id_from_vif(struct ath11k_vif *arvif)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ieee80211_vif *vif = arvif->vif;
|
|
struct cfg80211_chan_def def;
|
|
enum nl80211_band band;
|
|
u8 pdev_id = ab->target_pdev_ids[0].pdev_id;
|
|
int i;
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return pdev_id;
|
|
|
|
band = def.chan->band;
|
|
|
|
for (i = 0; i < ab->target_pdev_count; i++) {
|
|
if (ath11k_mac_band_match(band, ab->target_pdev_ids[i].supported_bands))
|
|
return ab->target_pdev_ids[i].pdev_id;
|
|
}
|
|
|
|
return pdev_id;
|
|
}
|
|
|
|
u8 ath11k_mac_get_target_pdev_id(struct ath11k *ar)
|
|
{
|
|
struct ath11k_vif *arvif;
|
|
|
|
arvif = ath11k_mac_get_vif_up(ar->ab);
|
|
|
|
if (arvif)
|
|
return ath11k_mac_get_target_pdev_id_from_vif(arvif);
|
|
else
|
|
return ar->ab->target_pdev_ids[0].pdev_id;
|
|
}
|
|
|
|
static void ath11k_pdev_caps_update(struct ath11k *ar)
|
|
{
|
|
struct ath11k_base *ab = ar->ab;
|
|
|
|
ar->max_tx_power = ab->target_caps.hw_max_tx_power;
|
|
|
|
/* FIXME Set min_tx_power to ab->target_caps.hw_min_tx_power.
|
|
* But since the received value in svcrdy is same as hw_max_tx_power,
|
|
* we can set ar->min_tx_power to 0 currently until
|
|
* this is fixed in firmware
|
|
*/
|
|
ar->min_tx_power = 0;
|
|
|
|
ar->txpower_limit_2g = ar->max_tx_power;
|
|
ar->txpower_limit_5g = ar->max_tx_power;
|
|
ar->txpower_scale = WMI_HOST_TP_SCALE_MAX;
|
|
}
|
|
|
|
static int ath11k_mac_txpower_recalc(struct ath11k *ar)
|
|
{
|
|
struct ath11k_pdev *pdev = ar->pdev;
|
|
struct ath11k_vif *arvif;
|
|
int ret, txpower = -1;
|
|
u32 param;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
list_for_each_entry(arvif, &ar->arvifs, list) {
|
|
if (arvif->txpower <= 0)
|
|
continue;
|
|
|
|
if (txpower == -1)
|
|
txpower = arvif->txpower;
|
|
else
|
|
txpower = min(txpower, arvif->txpower);
|
|
}
|
|
|
|
if (txpower == -1)
|
|
return 0;
|
|
|
|
/* txpwr is set as 2 units per dBm in FW*/
|
|
txpower = min_t(u32, max_t(u32, ar->min_tx_power, txpower),
|
|
ar->max_tx_power) * 2;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "txpower to set in hw %d\n",
|
|
txpower / 2);
|
|
|
|
if ((pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) &&
|
|
ar->txpower_limit_2g != txpower) {
|
|
param = WMI_PDEV_PARAM_TXPOWER_LIMIT2G;
|
|
ret = ath11k_wmi_pdev_set_param(ar, param,
|
|
txpower, ar->pdev->pdev_id);
|
|
if (ret)
|
|
goto fail;
|
|
ar->txpower_limit_2g = txpower;
|
|
}
|
|
|
|
if ((pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) &&
|
|
ar->txpower_limit_5g != txpower) {
|
|
param = WMI_PDEV_PARAM_TXPOWER_LIMIT5G;
|
|
ret = ath11k_wmi_pdev_set_param(ar, param,
|
|
txpower, ar->pdev->pdev_id);
|
|
if (ret)
|
|
goto fail;
|
|
ar->txpower_limit_5g = txpower;
|
|
}
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
ath11k_warn(ar->ab, "failed to recalc txpower limit %d using pdev param %d: %d\n",
|
|
txpower / 2, param, ret);
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_recalc_rtscts_prot(struct ath11k_vif *arvif)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
u32 vdev_param, rts_cts = 0;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
vdev_param = WMI_VDEV_PARAM_ENABLE_RTSCTS;
|
|
|
|
/* Enable RTS/CTS protection for sw retries (when legacy stations
|
|
* are in BSS) or by default only for second rate series.
|
|
* TODO: Check if we need to enable CTS 2 Self in any case
|
|
*/
|
|
rts_cts = WMI_USE_RTS_CTS;
|
|
|
|
if (arvif->num_legacy_stations > 0)
|
|
rts_cts |= WMI_RTSCTS_ACROSS_SW_RETRIES << 4;
|
|
else
|
|
rts_cts |= WMI_RTSCTS_FOR_SECOND_RATESERIES << 4;
|
|
|
|
/* Need not send duplicate param value to firmware */
|
|
if (arvif->rtscts_prot_mode == rts_cts)
|
|
return 0;
|
|
|
|
arvif->rtscts_prot_mode = rts_cts;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %d recalc rts/cts prot %d\n",
|
|
arvif->vdev_id, rts_cts);
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, rts_cts);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to recalculate rts/cts prot for vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_set_kickout(struct ath11k_vif *arvif)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
u32 param;
|
|
int ret;
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_STA_KICKOUT_TH,
|
|
ATH11K_KICKOUT_THRESHOLD,
|
|
ar->pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set kickout threshold on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
param = WMI_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param,
|
|
ATH11K_KEEPALIVE_MIN_IDLE);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set keepalive minimum idle time on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
param = WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param,
|
|
ATH11K_KEEPALIVE_MAX_IDLE);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set keepalive maximum idle time on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
param = WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param,
|
|
ATH11K_KEEPALIVE_MAX_UNRESPONSIVE);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set keepalive maximum unresponsive time on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void ath11k_mac_peer_cleanup_all(struct ath11k *ar)
|
|
{
|
|
struct ath11k_peer *peer, *tmp;
|
|
struct ath11k_base *ab = ar->ab;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
spin_lock_bh(&ab->base_lock);
|
|
list_for_each_entry_safe(peer, tmp, &ab->peers, list) {
|
|
ath11k_peer_rx_tid_cleanup(ar, peer);
|
|
list_del(&peer->list);
|
|
kfree(peer);
|
|
}
|
|
spin_unlock_bh(&ab->base_lock);
|
|
|
|
ar->num_peers = 0;
|
|
ar->num_stations = 0;
|
|
}
|
|
|
|
static inline int ath11k_mac_vdev_setup_sync(struct ath11k *ar)
|
|
{
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags))
|
|
return -ESHUTDOWN;
|
|
|
|
if (!wait_for_completion_timeout(&ar->vdev_setup_done,
|
|
ATH11K_VDEV_SETUP_TIMEOUT_HZ))
|
|
return -ETIMEDOUT;
|
|
|
|
return ar->last_wmi_vdev_start_status ? -EINVAL : 0;
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_get_any_chandef_iter(struct ieee80211_hw *hw,
|
|
struct ieee80211_chanctx_conf *conf,
|
|
void *data)
|
|
{
|
|
struct cfg80211_chan_def **def = data;
|
|
|
|
*def = &conf->def;
|
|
}
|
|
|
|
static int ath11k_mac_monitor_vdev_start(struct ath11k *ar, int vdev_id,
|
|
struct cfg80211_chan_def *chandef)
|
|
{
|
|
struct ieee80211_channel *channel;
|
|
struct wmi_vdev_start_req_arg arg = {};
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
channel = chandef->chan;
|
|
|
|
arg.vdev_id = vdev_id;
|
|
arg.channel.freq = channel->center_freq;
|
|
arg.channel.band_center_freq1 = chandef->center_freq1;
|
|
arg.channel.band_center_freq2 = chandef->center_freq2;
|
|
|
|
arg.channel.mode = ath11k_phymodes[chandef->chan->band][chandef->width];
|
|
arg.channel.chan_radar = !!(channel->flags & IEEE80211_CHAN_RADAR);
|
|
|
|
arg.channel.min_power = 0;
|
|
arg.channel.max_power = channel->max_power;
|
|
arg.channel.max_reg_power = channel->max_reg_power;
|
|
arg.channel.max_antenna_gain = channel->max_antenna_gain;
|
|
|
|
arg.pref_tx_streams = ar->num_tx_chains;
|
|
arg.pref_rx_streams = ar->num_rx_chains;
|
|
|
|
arg.channel.passive = !!(chandef->chan->flags & IEEE80211_CHAN_NO_IR);
|
|
|
|
reinit_completion(&ar->vdev_setup_done);
|
|
reinit_completion(&ar->vdev_delete_done);
|
|
|
|
ret = ath11k_wmi_vdev_start(ar, &arg, false);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to request monitor vdev %i start: %d\n",
|
|
vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_setup_sync(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to synchronize setup for monitor vdev %i start: %d\n",
|
|
vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath11k_wmi_vdev_up(ar, vdev_id, 0, ar->mac_addr);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to put up monitor vdev %i: %d\n",
|
|
vdev_id, ret);
|
|
goto vdev_stop;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %i started\n",
|
|
vdev_id);
|
|
|
|
return 0;
|
|
|
|
vdev_stop:
|
|
reinit_completion(&ar->vdev_setup_done);
|
|
|
|
ret = ath11k_wmi_vdev_stop(ar, vdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to stop monitor vdev %i after start failure: %d\n",
|
|
vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_setup_sync(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to synchronize setup for vdev %i stop: %d\n",
|
|
vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
return -EIO;
|
|
}
|
|
|
|
static int ath11k_mac_monitor_vdev_stop(struct ath11k *ar)
|
|
{
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
reinit_completion(&ar->vdev_setup_done);
|
|
|
|
ret = ath11k_wmi_vdev_stop(ar, ar->monitor_vdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to request monitor vdev %i stop: %d\n",
|
|
ar->monitor_vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_setup_sync(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to synchronize monitor vdev %i stop: %d\n",
|
|
ar->monitor_vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath11k_wmi_vdev_down(ar, ar->monitor_vdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to put down monitor vdev %i: %d\n",
|
|
ar->monitor_vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %i stopped\n",
|
|
ar->monitor_vdev_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_monitor_vdev_create(struct ath11k *ar)
|
|
{
|
|
struct ath11k_pdev *pdev = ar->pdev;
|
|
struct vdev_create_params param = {};
|
|
int bit, ret;
|
|
u8 tmp_addr[6] = {0};
|
|
u16 nss;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags))
|
|
return 0;
|
|
|
|
if (ar->ab->free_vdev_map == 0) {
|
|
ath11k_warn(ar->ab, "failed to find free vdev id for monitor vdev\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
bit = __ffs64(ar->ab->free_vdev_map);
|
|
|
|
ar->monitor_vdev_id = bit;
|
|
|
|
param.if_id = ar->monitor_vdev_id;
|
|
param.type = WMI_VDEV_TYPE_MONITOR;
|
|
param.subtype = WMI_VDEV_SUBTYPE_NONE;
|
|
param.pdev_id = pdev->pdev_id;
|
|
|
|
if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) {
|
|
param.chains[NL80211_BAND_2GHZ].tx = ar->num_tx_chains;
|
|
param.chains[NL80211_BAND_2GHZ].rx = ar->num_rx_chains;
|
|
}
|
|
if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) {
|
|
param.chains[NL80211_BAND_5GHZ].tx = ar->num_tx_chains;
|
|
param.chains[NL80211_BAND_5GHZ].rx = ar->num_rx_chains;
|
|
}
|
|
|
|
ret = ath11k_wmi_vdev_create(ar, tmp_addr, ¶m);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to request monitor vdev %i creation: %d\n",
|
|
ar->monitor_vdev_id, ret);
|
|
ar->monitor_vdev_id = -1;
|
|
return ret;
|
|
}
|
|
|
|
nss = get_num_chains(ar->cfg_tx_chainmask) ? : 1;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, ar->monitor_vdev_id,
|
|
WMI_VDEV_PARAM_NSS, nss);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set vdev %d chainmask 0x%x, nss %d :%d\n",
|
|
ar->monitor_vdev_id, ar->cfg_tx_chainmask, nss, ret);
|
|
goto err_vdev_del;
|
|
}
|
|
|
|
ret = ath11k_mac_txpower_recalc(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to recalc txpower for monitor vdev %d: %d\n",
|
|
ar->monitor_vdev_id, ret);
|
|
goto err_vdev_del;
|
|
}
|
|
|
|
ar->allocated_vdev_map |= 1LL << ar->monitor_vdev_id;
|
|
ar->ab->free_vdev_map &= ~(1LL << ar->monitor_vdev_id);
|
|
ar->num_created_vdevs++;
|
|
set_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %d created\n",
|
|
ar->monitor_vdev_id);
|
|
|
|
return 0;
|
|
|
|
err_vdev_del:
|
|
ath11k_wmi_vdev_delete(ar, ar->monitor_vdev_id);
|
|
ar->monitor_vdev_id = -1;
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_monitor_vdev_delete(struct ath11k *ar)
|
|
{
|
|
int ret;
|
|
unsigned long time_left;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (!test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags))
|
|
return 0;
|
|
|
|
reinit_completion(&ar->vdev_delete_done);
|
|
|
|
ret = ath11k_wmi_vdev_delete(ar, ar->monitor_vdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to request wmi monitor vdev %i removal: %d\n",
|
|
ar->monitor_vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
time_left = wait_for_completion_timeout(&ar->vdev_delete_done,
|
|
ATH11K_VDEV_DELETE_TIMEOUT_HZ);
|
|
if (time_left == 0) {
|
|
ath11k_warn(ar->ab, "Timeout in receiving vdev delete response\n");
|
|
} else {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor vdev %d deleted\n",
|
|
ar->monitor_vdev_id);
|
|
|
|
ar->allocated_vdev_map &= ~(1LL << ar->monitor_vdev_id);
|
|
ar->ab->free_vdev_map |= 1LL << (ar->monitor_vdev_id);
|
|
ar->num_created_vdevs--;
|
|
ar->monitor_vdev_id = -1;
|
|
clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_monitor_start(struct ath11k *ar)
|
|
{
|
|
struct cfg80211_chan_def *chandef = NULL;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (test_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags))
|
|
return 0;
|
|
|
|
ieee80211_iter_chan_contexts_atomic(ar->hw,
|
|
ath11k_mac_get_any_chandef_iter,
|
|
&chandef);
|
|
if (!chandef)
|
|
return 0;
|
|
|
|
ret = ath11k_mac_monitor_vdev_start(ar, ar->monitor_vdev_id, chandef);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to start monitor vdev: %d\n", ret);
|
|
ath11k_mac_monitor_vdev_delete(ar);
|
|
return ret;
|
|
}
|
|
|
|
set_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags);
|
|
|
|
ar->num_started_vdevs++;
|
|
ret = ath11k_dp_tx_htt_monitor_mode_ring_config(ar, false);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to configure htt monitor mode ring during start: %d",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor started\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_monitor_stop(struct ath11k *ar)
|
|
{
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (!test_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags))
|
|
return 0;
|
|
|
|
ret = ath11k_mac_monitor_vdev_stop(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to stop monitor vdev: %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
clear_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags);
|
|
ar->num_started_vdevs--;
|
|
|
|
ret = ath11k_dp_tx_htt_monitor_mode_ring_config(ar, true);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to configure htt monitor mode ring during stop: %d",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac monitor stopped ret %d\n", ret);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_vif_setup_ps(struct ath11k_vif *arvif)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
struct ieee80211_vif *vif = arvif->vif;
|
|
struct ieee80211_conf *conf = &ar->hw->conf;
|
|
enum wmi_sta_powersave_param param;
|
|
enum wmi_sta_ps_mode psmode;
|
|
int ret;
|
|
int timeout;
|
|
bool enable_ps;
|
|
|
|
lockdep_assert_held(&arvif->ar->conf_mutex);
|
|
|
|
if (arvif->vif->type != NL80211_IFTYPE_STATION)
|
|
return 0;
|
|
|
|
enable_ps = arvif->ps;
|
|
|
|
if (!arvif->is_started) {
|
|
/* mac80211 can update vif powersave state while disconnected.
|
|
* Firmware doesn't behave nicely and consumes more power than
|
|
* necessary if PS is disabled on a non-started vdev. Hence
|
|
* force-enable PS for non-running vdevs.
|
|
*/
|
|
psmode = WMI_STA_PS_MODE_ENABLED;
|
|
} else if (enable_ps) {
|
|
psmode = WMI_STA_PS_MODE_ENABLED;
|
|
param = WMI_STA_PS_PARAM_INACTIVITY_TIME;
|
|
|
|
timeout = conf->dynamic_ps_timeout;
|
|
if (timeout == 0) {
|
|
/* firmware doesn't like 0 */
|
|
timeout = ieee80211_tu_to_usec(vif->bss_conf.beacon_int) / 1000;
|
|
}
|
|
|
|
ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param,
|
|
timeout);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set inactivity time for vdev %d: %i\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
} else {
|
|
psmode = WMI_STA_PS_MODE_DISABLED;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %d psmode %s\n",
|
|
arvif->vdev_id, psmode ? "enable" : "disable");
|
|
|
|
ret = ath11k_wmi_pdev_set_ps_mode(ar, arvif->vdev_id, psmode);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set sta power save mode %d for vdev %d: %d\n",
|
|
psmode, arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_config_ps(struct ath11k *ar)
|
|
{
|
|
struct ath11k_vif *arvif;
|
|
int ret = 0;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
list_for_each_entry(arvif, &ar->arvifs, list) {
|
|
ret = ath11k_mac_vif_setup_ps(arvif);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to setup powersave: %d\n", ret);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_op_config(struct ieee80211_hw *hw, u32 changed)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ieee80211_conf *conf = &hw->conf;
|
|
int ret = 0;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
|
|
if (conf->flags & IEEE80211_CONF_MONITOR) {
|
|
set_bit(ATH11K_FLAG_MONITOR_CONF_ENABLED, &ar->monitor_flags);
|
|
|
|
if (test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED,
|
|
&ar->monitor_flags))
|
|
goto out;
|
|
|
|
ret = ath11k_mac_monitor_vdev_create(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to create monitor vdev: %d",
|
|
ret);
|
|
goto out;
|
|
}
|
|
|
|
ret = ath11k_mac_monitor_start(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to start monitor: %d",
|
|
ret);
|
|
goto err_mon_del;
|
|
}
|
|
} else {
|
|
clear_bit(ATH11K_FLAG_MONITOR_CONF_ENABLED, &ar->monitor_flags);
|
|
|
|
if (!test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED,
|
|
&ar->monitor_flags))
|
|
goto out;
|
|
|
|
ret = ath11k_mac_monitor_stop(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to stop monitor: %d",
|
|
ret);
|
|
goto out;
|
|
}
|
|
|
|
ret = ath11k_mac_monitor_vdev_delete(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to delete monitor vdev: %d",
|
|
ret);
|
|
goto out;
|
|
}
|
|
}
|
|
}
|
|
|
|
out:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
|
|
err_mon_del:
|
|
ath11k_mac_monitor_vdev_delete(ar);
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_setup_bcn_tmpl(struct ath11k_vif *arvif)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ieee80211_hw *hw = ar->hw;
|
|
struct ieee80211_vif *vif = arvif->vif;
|
|
struct ieee80211_mutable_offsets offs = {};
|
|
struct sk_buff *bcn;
|
|
struct ieee80211_mgmt *mgmt;
|
|
u8 *ies;
|
|
int ret;
|
|
|
|
if (arvif->vdev_type != WMI_VDEV_TYPE_AP)
|
|
return 0;
|
|
|
|
bcn = ieee80211_beacon_get_template(hw, vif, &offs);
|
|
if (!bcn) {
|
|
ath11k_warn(ab, "failed to get beacon template from mac80211\n");
|
|
return -EPERM;
|
|
}
|
|
|
|
ies = bcn->data + ieee80211_get_hdrlen_from_skb(bcn);
|
|
ies += sizeof(mgmt->u.beacon);
|
|
|
|
if (cfg80211_find_ie(WLAN_EID_RSN, ies, (skb_tail_pointer(bcn) - ies)))
|
|
arvif->rsnie_present = true;
|
|
else
|
|
arvif->rsnie_present = false;
|
|
|
|
if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
|
|
WLAN_OUI_TYPE_MICROSOFT_WPA,
|
|
ies, (skb_tail_pointer(bcn) - ies)))
|
|
arvif->wpaie_present = true;
|
|
else
|
|
arvif->wpaie_present = false;
|
|
|
|
ret = ath11k_wmi_bcn_tmpl(ar, arvif->vdev_id, &offs, bcn);
|
|
|
|
kfree_skb(bcn);
|
|
|
|
if (ret)
|
|
ath11k_warn(ab, "failed to submit beacon template command: %d\n",
|
|
ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
void ath11k_mac_bcn_tx_event(struct ath11k_vif *arvif)
|
|
{
|
|
struct ieee80211_vif *vif = arvif->vif;
|
|
|
|
if (!vif->color_change_active && !arvif->bcca_zero_sent)
|
|
return;
|
|
|
|
if (vif->color_change_active && ieee80211_beacon_cntdwn_is_complete(vif)) {
|
|
arvif->bcca_zero_sent = true;
|
|
ieee80211_color_change_finish(vif);
|
|
return;
|
|
}
|
|
|
|
arvif->bcca_zero_sent = false;
|
|
|
|
if (vif->color_change_active)
|
|
ieee80211_beacon_update_cntdwn(vif);
|
|
ath11k_mac_setup_bcn_tmpl(arvif);
|
|
}
|
|
|
|
static void ath11k_control_beaconing(struct ath11k_vif *arvif,
|
|
struct ieee80211_bss_conf *info)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
int ret = 0;
|
|
|
|
lockdep_assert_held(&arvif->ar->conf_mutex);
|
|
|
|
if (!info->enable_beacon) {
|
|
ret = ath11k_wmi_vdev_down(ar, arvif->vdev_id);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to down vdev_id %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
arvif->is_up = false;
|
|
return;
|
|
}
|
|
|
|
/* Install the beacon template to the FW */
|
|
ret = ath11k_mac_setup_bcn_tmpl(arvif);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to update bcn tmpl during vdev up: %d\n",
|
|
ret);
|
|
return;
|
|
}
|
|
|
|
arvif->tx_seq_no = 0x1000;
|
|
|
|
arvif->aid = 0;
|
|
|
|
ether_addr_copy(arvif->bssid, info->bssid);
|
|
|
|
ret = ath11k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid,
|
|
arvif->bssid);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to bring up vdev %d: %i\n",
|
|
arvif->vdev_id, ret);
|
|
return;
|
|
}
|
|
|
|
arvif->is_up = true;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %d up\n", arvif->vdev_id);
|
|
}
|
|
|
|
static void ath11k_mac_handle_beacon_iter(void *data, u8 *mac,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct sk_buff *skb = data;
|
|
struct ieee80211_mgmt *mgmt = (void *)skb->data;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
|
|
if (vif->type != NL80211_IFTYPE_STATION)
|
|
return;
|
|
|
|
if (!ether_addr_equal(mgmt->bssid, vif->bss_conf.bssid))
|
|
return;
|
|
|
|
cancel_delayed_work(&arvif->connection_loss_work);
|
|
}
|
|
|
|
void ath11k_mac_handle_beacon(struct ath11k *ar, struct sk_buff *skb)
|
|
{
|
|
ieee80211_iterate_active_interfaces_atomic(ar->hw,
|
|
IEEE80211_IFACE_ITER_NORMAL,
|
|
ath11k_mac_handle_beacon_iter,
|
|
skb);
|
|
}
|
|
|
|
static void ath11k_mac_handle_beacon_miss_iter(void *data, u8 *mac,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
u32 *vdev_id = data;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct ath11k *ar = arvif->ar;
|
|
struct ieee80211_hw *hw = ar->hw;
|
|
|
|
if (arvif->vdev_id != *vdev_id)
|
|
return;
|
|
|
|
if (!arvif->is_up)
|
|
return;
|
|
|
|
ieee80211_beacon_loss(vif);
|
|
|
|
/* Firmware doesn't report beacon loss events repeatedly. If AP probe
|
|
* (done by mac80211) succeeds but beacons do not resume then it
|
|
* doesn't make sense to continue operation. Queue connection loss work
|
|
* which can be cancelled when beacon is received.
|
|
*/
|
|
ieee80211_queue_delayed_work(hw, &arvif->connection_loss_work,
|
|
ATH11K_CONNECTION_LOSS_HZ);
|
|
}
|
|
|
|
void ath11k_mac_handle_beacon_miss(struct ath11k *ar, u32 vdev_id)
|
|
{
|
|
ieee80211_iterate_active_interfaces_atomic(ar->hw,
|
|
IEEE80211_IFACE_ITER_NORMAL,
|
|
ath11k_mac_handle_beacon_miss_iter,
|
|
&vdev_id);
|
|
}
|
|
|
|
static void ath11k_mac_vif_sta_connection_loss_work(struct work_struct *work)
|
|
{
|
|
struct ath11k_vif *arvif = container_of(work, struct ath11k_vif,
|
|
connection_loss_work.work);
|
|
struct ieee80211_vif *vif = arvif->vif;
|
|
|
|
if (!arvif->is_up)
|
|
return;
|
|
|
|
ieee80211_connection_loss(vif);
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_basic(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
u32 aid;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (vif->type == NL80211_IFTYPE_STATION)
|
|
aid = vif->bss_conf.aid;
|
|
else
|
|
aid = sta->aid;
|
|
|
|
ether_addr_copy(arg->peer_mac, sta->addr);
|
|
arg->vdev_id = arvif->vdev_id;
|
|
arg->peer_associd = aid;
|
|
arg->auth_flag = true;
|
|
/* TODO: STA WAR in ath10k for listen interval required? */
|
|
arg->peer_listen_intval = ar->hw->conf.listen_interval;
|
|
arg->peer_nss = 1;
|
|
arg->peer_caps = vif->bss_conf.assoc_capability;
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_crypto(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
struct ieee80211_bss_conf *info = &vif->bss_conf;
|
|
struct cfg80211_chan_def def;
|
|
struct cfg80211_bss *bss;
|
|
struct ath11k_vif *arvif = (struct ath11k_vif *)vif->drv_priv;
|
|
const u8 *rsnie = NULL;
|
|
const u8 *wpaie = NULL;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return;
|
|
|
|
bss = cfg80211_get_bss(ar->hw->wiphy, def.chan, info->bssid, NULL, 0,
|
|
IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY);
|
|
|
|
if (arvif->rsnie_present || arvif->wpaie_present) {
|
|
arg->need_ptk_4_way = true;
|
|
if (arvif->wpaie_present)
|
|
arg->need_gtk_2_way = true;
|
|
} else if (bss) {
|
|
const struct cfg80211_bss_ies *ies;
|
|
|
|
rcu_read_lock();
|
|
rsnie = ieee80211_bss_get_ie(bss, WLAN_EID_RSN);
|
|
|
|
ies = rcu_dereference(bss->ies);
|
|
|
|
wpaie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
|
|
WLAN_OUI_TYPE_MICROSOFT_WPA,
|
|
ies->data,
|
|
ies->len);
|
|
rcu_read_unlock();
|
|
cfg80211_put_bss(ar->hw->wiphy, bss);
|
|
}
|
|
|
|
/* FIXME: base on RSN IE/WPA IE is a correct idea? */
|
|
if (rsnie || wpaie) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_WMI,
|
|
"%s: rsn ie found\n", __func__);
|
|
arg->need_ptk_4_way = true;
|
|
}
|
|
|
|
if (wpaie) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_WMI,
|
|
"%s: wpa ie found\n", __func__);
|
|
arg->need_gtk_2_way = true;
|
|
}
|
|
|
|
if (sta->mfp) {
|
|
/* TODO: Need to check if FW supports PMF? */
|
|
arg->is_pmf_enabled = true;
|
|
}
|
|
|
|
/* TODO: safe_mode_enabled (bypass 4-way handshake) flag req? */
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_rates(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct wmi_rate_set_arg *rateset = &arg->peer_legacy_rates;
|
|
struct cfg80211_chan_def def;
|
|
const struct ieee80211_supported_band *sband;
|
|
const struct ieee80211_rate *rates;
|
|
enum nl80211_band band;
|
|
u32 ratemask;
|
|
u8 rate;
|
|
int i;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return;
|
|
|
|
band = def.chan->band;
|
|
sband = ar->hw->wiphy->bands[band];
|
|
ratemask = sta->supp_rates[band];
|
|
ratemask &= arvif->bitrate_mask.control[band].legacy;
|
|
rates = sband->bitrates;
|
|
|
|
rateset->num_rates = 0;
|
|
|
|
for (i = 0; i < 32; i++, ratemask >>= 1, rates++) {
|
|
if (!(ratemask & 1))
|
|
continue;
|
|
|
|
rate = ath11k_mac_bitrate_to_rate(rates->bitrate);
|
|
rateset->rates[rateset->num_rates] = rate;
|
|
rateset->num_rates++;
|
|
}
|
|
}
|
|
|
|
static bool
|
|
ath11k_peer_assoc_h_ht_masked(const u8 ht_mcs_mask[IEEE80211_HT_MCS_MASK_LEN])
|
|
{
|
|
int nss;
|
|
|
|
for (nss = 0; nss < IEEE80211_HT_MCS_MASK_LEN; nss++)
|
|
if (ht_mcs_mask[nss])
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
ath11k_peer_assoc_h_vht_masked(const u16 vht_mcs_mask[])
|
|
{
|
|
int nss;
|
|
|
|
for (nss = 0; nss < NL80211_VHT_NSS_MAX; nss++)
|
|
if (vht_mcs_mask[nss])
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_ht(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
const struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct cfg80211_chan_def def;
|
|
enum nl80211_band band;
|
|
const u8 *ht_mcs_mask;
|
|
int i, n;
|
|
u8 max_nss;
|
|
u32 stbc;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return;
|
|
|
|
if (!ht_cap->ht_supported)
|
|
return;
|
|
|
|
band = def.chan->band;
|
|
ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs;
|
|
|
|
if (ath11k_peer_assoc_h_ht_masked(ht_mcs_mask))
|
|
return;
|
|
|
|
arg->ht_flag = true;
|
|
|
|
arg->peer_max_mpdu = (1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
|
|
ht_cap->ampdu_factor)) - 1;
|
|
|
|
arg->peer_mpdu_density =
|
|
ath11k_parse_mpdudensity(ht_cap->ampdu_density);
|
|
|
|
arg->peer_ht_caps = ht_cap->cap;
|
|
arg->peer_rate_caps |= WMI_HOST_RC_HT_FLAG;
|
|
|
|
if (ht_cap->cap & IEEE80211_HT_CAP_LDPC_CODING)
|
|
arg->ldpc_flag = true;
|
|
|
|
if (sta->bandwidth >= IEEE80211_STA_RX_BW_40) {
|
|
arg->bw_40 = true;
|
|
arg->peer_rate_caps |= WMI_HOST_RC_CW40_FLAG;
|
|
}
|
|
|
|
/* As firmware handles this two flags (IEEE80211_HT_CAP_SGI_20
|
|
* and IEEE80211_HT_CAP_SGI_40) for enabling SGI, we reset
|
|
* both flags if guard interval is Default GI
|
|
*/
|
|
if (arvif->bitrate_mask.control[band].gi == NL80211_TXRATE_DEFAULT_GI)
|
|
arg->peer_ht_caps &= ~(IEEE80211_HT_CAP_SGI_20 |
|
|
IEEE80211_HT_CAP_SGI_40);
|
|
|
|
if (arvif->bitrate_mask.control[band].gi != NL80211_TXRATE_FORCE_LGI) {
|
|
if (ht_cap->cap & (IEEE80211_HT_CAP_SGI_20 |
|
|
IEEE80211_HT_CAP_SGI_40))
|
|
arg->peer_rate_caps |= WMI_HOST_RC_SGI_FLAG;
|
|
}
|
|
|
|
if (ht_cap->cap & IEEE80211_HT_CAP_TX_STBC) {
|
|
arg->peer_rate_caps |= WMI_HOST_RC_TX_STBC_FLAG;
|
|
arg->stbc_flag = true;
|
|
}
|
|
|
|
if (ht_cap->cap & IEEE80211_HT_CAP_RX_STBC) {
|
|
stbc = ht_cap->cap & IEEE80211_HT_CAP_RX_STBC;
|
|
stbc = stbc >> IEEE80211_HT_CAP_RX_STBC_SHIFT;
|
|
stbc = stbc << WMI_HOST_RC_RX_STBC_FLAG_S;
|
|
arg->peer_rate_caps |= stbc;
|
|
arg->stbc_flag = true;
|
|
}
|
|
|
|
if (ht_cap->mcs.rx_mask[1] && ht_cap->mcs.rx_mask[2])
|
|
arg->peer_rate_caps |= WMI_HOST_RC_TS_FLAG;
|
|
else if (ht_cap->mcs.rx_mask[1])
|
|
arg->peer_rate_caps |= WMI_HOST_RC_DS_FLAG;
|
|
|
|
for (i = 0, n = 0, max_nss = 0; i < IEEE80211_HT_MCS_MASK_LEN * 8; i++)
|
|
if ((ht_cap->mcs.rx_mask[i / 8] & BIT(i % 8)) &&
|
|
(ht_mcs_mask[i / 8] & BIT(i % 8))) {
|
|
max_nss = (i / 8) + 1;
|
|
arg->peer_ht_rates.rates[n++] = i;
|
|
}
|
|
|
|
/* This is a workaround for HT-enabled STAs which break the spec
|
|
* and have no HT capabilities RX mask (no HT RX MCS map).
|
|
*
|
|
* As per spec, in section 20.3.5 Modulation and coding scheme (MCS),
|
|
* MCS 0 through 7 are mandatory in 20MHz with 800 ns GI at all STAs.
|
|
*
|
|
* Firmware asserts if such situation occurs.
|
|
*/
|
|
if (n == 0) {
|
|
arg->peer_ht_rates.num_rates = 8;
|
|
for (i = 0; i < arg->peer_ht_rates.num_rates; i++)
|
|
arg->peer_ht_rates.rates[i] = i;
|
|
} else {
|
|
arg->peer_ht_rates.num_rates = n;
|
|
arg->peer_nss = min(sta->rx_nss, max_nss);
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac ht peer %pM mcs cnt %d nss %d\n",
|
|
arg->peer_mac,
|
|
arg->peer_ht_rates.num_rates,
|
|
arg->peer_nss);
|
|
}
|
|
|
|
static int ath11k_mac_get_max_vht_mcs_map(u16 mcs_map, int nss)
|
|
{
|
|
switch ((mcs_map >> (2 * nss)) & 0x3) {
|
|
case IEEE80211_VHT_MCS_SUPPORT_0_7: return BIT(8) - 1;
|
|
case IEEE80211_VHT_MCS_SUPPORT_0_8: return BIT(9) - 1;
|
|
case IEEE80211_VHT_MCS_SUPPORT_0_9: return BIT(10) - 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static u16
|
|
ath11k_peer_assoc_h_vht_limit(u16 tx_mcs_set,
|
|
const u16 vht_mcs_limit[NL80211_VHT_NSS_MAX])
|
|
{
|
|
int idx_limit;
|
|
int nss;
|
|
u16 mcs_map;
|
|
u16 mcs;
|
|
|
|
for (nss = 0; nss < NL80211_VHT_NSS_MAX; nss++) {
|
|
mcs_map = ath11k_mac_get_max_vht_mcs_map(tx_mcs_set, nss) &
|
|
vht_mcs_limit[nss];
|
|
|
|
if (mcs_map)
|
|
idx_limit = fls(mcs_map) - 1;
|
|
else
|
|
idx_limit = -1;
|
|
|
|
switch (idx_limit) {
|
|
case 0:
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
case 4:
|
|
case 5:
|
|
case 6:
|
|
case 7:
|
|
mcs = IEEE80211_VHT_MCS_SUPPORT_0_7;
|
|
break;
|
|
case 8:
|
|
mcs = IEEE80211_VHT_MCS_SUPPORT_0_8;
|
|
break;
|
|
case 9:
|
|
mcs = IEEE80211_VHT_MCS_SUPPORT_0_9;
|
|
break;
|
|
default:
|
|
WARN_ON(1);
|
|
fallthrough;
|
|
case -1:
|
|
mcs = IEEE80211_VHT_MCS_NOT_SUPPORTED;
|
|
break;
|
|
}
|
|
|
|
tx_mcs_set &= ~(0x3 << (nss * 2));
|
|
tx_mcs_set |= mcs << (nss * 2);
|
|
}
|
|
|
|
return tx_mcs_set;
|
|
}
|
|
|
|
static u8 ath11k_get_nss_160mhz(struct ath11k *ar,
|
|
u8 max_nss)
|
|
{
|
|
u8 nss_ratio_info = ar->pdev->cap.nss_ratio_info;
|
|
u8 max_sup_nss = 0;
|
|
|
|
switch (nss_ratio_info) {
|
|
case WMI_NSS_RATIO_1BY2_NSS:
|
|
max_sup_nss = max_nss >> 1;
|
|
break;
|
|
case WMI_NSS_RATIO_3BY4_NSS:
|
|
ath11k_warn(ar->ab, "WMI_NSS_RATIO_3BY4_NSS not supported\n");
|
|
break;
|
|
case WMI_NSS_RATIO_1_NSS:
|
|
max_sup_nss = max_nss;
|
|
break;
|
|
case WMI_NSS_RATIO_2_NSS:
|
|
ath11k_warn(ar->ab, "WMI_NSS_RATIO_2_NSS not supported\n");
|
|
break;
|
|
default:
|
|
ath11k_warn(ar->ab, "invalid nss ratio received from firmware: %d\n",
|
|
nss_ratio_info);
|
|
break;
|
|
}
|
|
|
|
return max_sup_nss;
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_vht(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
const struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct cfg80211_chan_def def;
|
|
enum nl80211_band band;
|
|
u16 *vht_mcs_mask;
|
|
u8 ampdu_factor;
|
|
u8 max_nss, vht_mcs;
|
|
int i, vht_nss, nss_idx;
|
|
bool user_rate_valid = true;
|
|
u32 rx_nss, tx_nss, nss_160;
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return;
|
|
|
|
if (!vht_cap->vht_supported)
|
|
return;
|
|
|
|
band = def.chan->band;
|
|
vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs;
|
|
|
|
if (ath11k_peer_assoc_h_vht_masked(vht_mcs_mask))
|
|
return;
|
|
|
|
arg->vht_flag = true;
|
|
|
|
/* TODO: similar flags required? */
|
|
arg->vht_capable = true;
|
|
|
|
if (def.chan->band == NL80211_BAND_2GHZ)
|
|
arg->vht_ng_flag = true;
|
|
|
|
arg->peer_vht_caps = vht_cap->cap;
|
|
|
|
ampdu_factor = (vht_cap->cap &
|
|
IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >>
|
|
IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT;
|
|
|
|
/* Workaround: Some Netgear/Linksys 11ac APs set Rx A-MPDU factor to
|
|
* zero in VHT IE. Using it would result in degraded throughput.
|
|
* arg->peer_max_mpdu at this point contains HT max_mpdu so keep
|
|
* it if VHT max_mpdu is smaller.
|
|
*/
|
|
arg->peer_max_mpdu = max(arg->peer_max_mpdu,
|
|
(1U << (IEEE80211_HT_MAX_AMPDU_FACTOR +
|
|
ampdu_factor)) - 1);
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_80)
|
|
arg->bw_80 = true;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_160)
|
|
arg->bw_160 = true;
|
|
|
|
vht_nss = ath11k_mac_max_vht_nss(vht_mcs_mask);
|
|
|
|
if (vht_nss > sta->rx_nss) {
|
|
user_rate_valid = false;
|
|
for (nss_idx = sta->rx_nss - 1; nss_idx >= 0; nss_idx--) {
|
|
if (vht_mcs_mask[nss_idx]) {
|
|
user_rate_valid = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!user_rate_valid) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac setting vht range mcs value to peer supported nss %d for peer %pM\n",
|
|
sta->rx_nss, sta->addr);
|
|
vht_mcs_mask[sta->rx_nss - 1] = vht_mcs_mask[vht_nss - 1];
|
|
}
|
|
|
|
/* Calculate peer NSS capability from VHT capabilities if STA
|
|
* supports VHT.
|
|
*/
|
|
for (i = 0, max_nss = 0, vht_mcs = 0; i < NL80211_VHT_NSS_MAX; i++) {
|
|
vht_mcs = __le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map) >>
|
|
(2 * i) & 3;
|
|
|
|
if (vht_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED &&
|
|
vht_mcs_mask[i])
|
|
max_nss = i + 1;
|
|
}
|
|
arg->peer_nss = min(sta->rx_nss, max_nss);
|
|
arg->rx_max_rate = __le16_to_cpu(vht_cap->vht_mcs.rx_highest);
|
|
arg->rx_mcs_set = __le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map);
|
|
arg->tx_max_rate = __le16_to_cpu(vht_cap->vht_mcs.tx_highest);
|
|
arg->tx_mcs_set = ath11k_peer_assoc_h_vht_limit(
|
|
__le16_to_cpu(vht_cap->vht_mcs.tx_mcs_map), vht_mcs_mask);
|
|
|
|
/* In IPQ8074 platform, VHT mcs rate 10 and 11 is enabled by default.
|
|
* VHT mcs rate 10 and 11 is not suppoerted in 11ac standard.
|
|
* so explicitly disable the VHT MCS rate 10 and 11 in 11ac mode.
|
|
*/
|
|
arg->tx_mcs_set &= ~IEEE80211_VHT_MCS_SUPPORT_0_11_MASK;
|
|
arg->tx_mcs_set |= IEEE80211_DISABLE_VHT_MCS_SUPPORT_0_11;
|
|
|
|
if ((arg->tx_mcs_set & IEEE80211_VHT_MCS_NOT_SUPPORTED) ==
|
|
IEEE80211_VHT_MCS_NOT_SUPPORTED)
|
|
arg->peer_vht_caps &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
|
|
|
|
/* TODO: Check */
|
|
arg->tx_max_mcs_nss = 0xFF;
|
|
|
|
if (arg->peer_phymode == MODE_11AC_VHT160 ||
|
|
arg->peer_phymode == MODE_11AC_VHT80_80) {
|
|
tx_nss = ath11k_get_nss_160mhz(ar, max_nss);
|
|
rx_nss = min(arg->peer_nss, tx_nss);
|
|
arg->peer_bw_rxnss_override = ATH11K_BW_NSS_MAP_ENABLE;
|
|
|
|
if (!rx_nss) {
|
|
ath11k_warn(ar->ab, "invalid max_nss\n");
|
|
return;
|
|
}
|
|
|
|
if (arg->peer_phymode == MODE_11AC_VHT160)
|
|
nss_160 = FIELD_PREP(ATH11K_PEER_RX_NSS_160MHZ, rx_nss - 1);
|
|
else
|
|
nss_160 = FIELD_PREP(ATH11K_PEER_RX_NSS_80_80MHZ, rx_nss - 1);
|
|
|
|
arg->peer_bw_rxnss_override |= nss_160;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac vht peer %pM max_mpdu %d flags 0x%x nss_override 0x%x\n",
|
|
sta->addr, arg->peer_max_mpdu, arg->peer_flags,
|
|
arg->peer_bw_rxnss_override);
|
|
}
|
|
|
|
static int ath11k_mac_get_max_he_mcs_map(u16 mcs_map, int nss)
|
|
{
|
|
switch ((mcs_map >> (2 * nss)) & 0x3) {
|
|
case IEEE80211_HE_MCS_SUPPORT_0_7: return BIT(8) - 1;
|
|
case IEEE80211_HE_MCS_SUPPORT_0_9: return BIT(10) - 1;
|
|
case IEEE80211_HE_MCS_SUPPORT_0_11: return BIT(12) - 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static u16 ath11k_peer_assoc_h_he_limit(u16 tx_mcs_set,
|
|
const u16 he_mcs_limit[NL80211_HE_NSS_MAX])
|
|
{
|
|
int idx_limit;
|
|
int nss;
|
|
u16 mcs_map;
|
|
u16 mcs;
|
|
|
|
for (nss = 0; nss < NL80211_HE_NSS_MAX; nss++) {
|
|
mcs_map = ath11k_mac_get_max_he_mcs_map(tx_mcs_set, nss) &
|
|
he_mcs_limit[nss];
|
|
|
|
if (mcs_map)
|
|
idx_limit = fls(mcs_map) - 1;
|
|
else
|
|
idx_limit = -1;
|
|
|
|
switch (idx_limit) {
|
|
case 0 ... 7:
|
|
mcs = IEEE80211_HE_MCS_SUPPORT_0_7;
|
|
break;
|
|
case 8:
|
|
case 9:
|
|
mcs = IEEE80211_HE_MCS_SUPPORT_0_9;
|
|
break;
|
|
case 10:
|
|
case 11:
|
|
mcs = IEEE80211_HE_MCS_SUPPORT_0_11;
|
|
break;
|
|
default:
|
|
WARN_ON(1);
|
|
fallthrough;
|
|
case -1:
|
|
mcs = IEEE80211_HE_MCS_NOT_SUPPORTED;
|
|
break;
|
|
}
|
|
|
|
tx_mcs_set &= ~(0x3 << (nss * 2));
|
|
tx_mcs_set |= mcs << (nss * 2);
|
|
}
|
|
|
|
return tx_mcs_set;
|
|
}
|
|
|
|
static bool
|
|
ath11k_peer_assoc_h_he_masked(const u16 he_mcs_mask[NL80211_HE_NSS_MAX])
|
|
{
|
|
int nss;
|
|
|
|
for (nss = 0; nss < NL80211_HE_NSS_MAX; nss++)
|
|
if (he_mcs_mask[nss])
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_he(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct cfg80211_chan_def def;
|
|
const struct ieee80211_sta_he_cap *he_cap = &sta->he_cap;
|
|
enum nl80211_band band;
|
|
u16 *he_mcs_mask;
|
|
u8 max_nss, he_mcs;
|
|
u16 he_tx_mcs = 0, v = 0;
|
|
int i, he_nss, nss_idx;
|
|
bool user_rate_valid = true;
|
|
u32 rx_nss, tx_nss, nss_160;
|
|
u8 ampdu_factor, rx_mcs_80, rx_mcs_160;
|
|
u16 mcs_160_map, mcs_80_map;
|
|
bool support_160;
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return;
|
|
|
|
if (!he_cap->has_he)
|
|
return;
|
|
|
|
band = def.chan->band;
|
|
he_mcs_mask = arvif->bitrate_mask.control[band].he_mcs;
|
|
|
|
if (ath11k_peer_assoc_h_he_masked(he_mcs_mask))
|
|
return;
|
|
|
|
arg->he_flag = true;
|
|
support_160 = !!(he_cap->he_cap_elem.phy_cap_info[0] &
|
|
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G);
|
|
|
|
/* Supported HE-MCS and NSS Set of peer he_cap is intersection with self he_cp */
|
|
mcs_160_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160);
|
|
mcs_80_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80);
|
|
|
|
if (support_160) {
|
|
for (i = 7; i >= 0; i--) {
|
|
u8 mcs_160 = (mcs_160_map >> (2 * i)) & 3;
|
|
|
|
if (mcs_160 != IEEE80211_VHT_MCS_NOT_SUPPORTED) {
|
|
rx_mcs_160 = i + 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (i = 7; i >= 0; i--) {
|
|
u8 mcs_80 = (mcs_80_map >> (2 * i)) & 3;
|
|
|
|
if (mcs_80 != IEEE80211_VHT_MCS_NOT_SUPPORTED) {
|
|
rx_mcs_80 = i + 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (support_160)
|
|
max_nss = min(rx_mcs_80, rx_mcs_160);
|
|
else
|
|
max_nss = rx_mcs_80;
|
|
|
|
arg->peer_nss = min(sta->rx_nss, max_nss);
|
|
|
|
memcpy_and_pad(&arg->peer_he_cap_macinfo,
|
|
sizeof(arg->peer_he_cap_macinfo),
|
|
he_cap->he_cap_elem.mac_cap_info,
|
|
sizeof(he_cap->he_cap_elem.mac_cap_info),
|
|
0);
|
|
memcpy_and_pad(&arg->peer_he_cap_phyinfo,
|
|
sizeof(arg->peer_he_cap_phyinfo),
|
|
he_cap->he_cap_elem.phy_cap_info,
|
|
sizeof(he_cap->he_cap_elem.phy_cap_info),
|
|
0);
|
|
arg->peer_he_ops = vif->bss_conf.he_oper.params;
|
|
|
|
/* the top most byte is used to indicate BSS color info */
|
|
arg->peer_he_ops &= 0xffffff;
|
|
|
|
/* As per section 26.6.1 11ax Draft5.0, if the Max AMPDU Exponent Extension
|
|
* in HE cap is zero, use the arg->peer_max_mpdu as calculated while parsing
|
|
* VHT caps(if VHT caps is present) or HT caps (if VHT caps is not present).
|
|
*
|
|
* For non-zero value of Max AMPDU Extponent Extension in HE MAC caps,
|
|
* if a HE STA sends VHT cap and HE cap IE in assoc request then, use
|
|
* MAX_AMPDU_LEN_FACTOR as 20 to calculate max_ampdu length.
|
|
* If a HE STA that does not send VHT cap, but HE and HT cap in assoc
|
|
* request, then use MAX_AMPDU_LEN_FACTOR as 16 to calculate max_ampdu
|
|
* length.
|
|
*/
|
|
ampdu_factor = u8_get_bits(he_cap->he_cap_elem.mac_cap_info[3],
|
|
IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK);
|
|
|
|
if (ampdu_factor) {
|
|
if (sta->vht_cap.vht_supported)
|
|
arg->peer_max_mpdu = (1 << (IEEE80211_HE_VHT_MAX_AMPDU_FACTOR +
|
|
ampdu_factor)) - 1;
|
|
else if (sta->ht_cap.ht_supported)
|
|
arg->peer_max_mpdu = (1 << (IEEE80211_HE_HT_MAX_AMPDU_FACTOR +
|
|
ampdu_factor)) - 1;
|
|
}
|
|
|
|
if (he_cap->he_cap_elem.phy_cap_info[6] &
|
|
IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
|
|
int bit = 7;
|
|
int nss, ru;
|
|
|
|
arg->peer_ppet.numss_m1 = he_cap->ppe_thres[0] &
|
|
IEEE80211_PPE_THRES_NSS_MASK;
|
|
arg->peer_ppet.ru_bit_mask =
|
|
(he_cap->ppe_thres[0] &
|
|
IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK) >>
|
|
IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS;
|
|
|
|
for (nss = 0; nss <= arg->peer_ppet.numss_m1; nss++) {
|
|
for (ru = 0; ru < 4; ru++) {
|
|
u32 val = 0;
|
|
int i;
|
|
|
|
if ((arg->peer_ppet.ru_bit_mask & BIT(ru)) == 0)
|
|
continue;
|
|
for (i = 0; i < 6; i++) {
|
|
val >>= 1;
|
|
val |= ((he_cap->ppe_thres[bit / 8] >>
|
|
(bit % 8)) & 0x1) << 5;
|
|
bit++;
|
|
}
|
|
arg->peer_ppet.ppet16_ppet8_ru3_ru0[nss] |=
|
|
val << (ru * 6);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (he_cap->he_cap_elem.mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_TWT_RES)
|
|
arg->twt_responder = true;
|
|
if (he_cap->he_cap_elem.mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_TWT_REQ)
|
|
arg->twt_requester = true;
|
|
|
|
he_nss = ath11k_mac_max_he_nss(he_mcs_mask);
|
|
|
|
if (he_nss > sta->rx_nss) {
|
|
user_rate_valid = false;
|
|
for (nss_idx = sta->rx_nss - 1; nss_idx >= 0; nss_idx--) {
|
|
if (he_mcs_mask[nss_idx]) {
|
|
user_rate_valid = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!user_rate_valid) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac setting he range mcs value to peer supported nss %d for peer %pM\n",
|
|
sta->rx_nss, sta->addr);
|
|
he_mcs_mask[sta->rx_nss - 1] = he_mcs_mask[he_nss - 1];
|
|
}
|
|
|
|
switch (sta->bandwidth) {
|
|
case IEEE80211_STA_RX_BW_160:
|
|
if (he_cap->he_cap_elem.phy_cap_info[0] &
|
|
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) {
|
|
v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80p80);
|
|
v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask);
|
|
arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v;
|
|
|
|
v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80p80);
|
|
arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v;
|
|
|
|
arg->peer_he_mcs_count++;
|
|
he_tx_mcs = v;
|
|
}
|
|
v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160);
|
|
arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v;
|
|
|
|
v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_160);
|
|
v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask);
|
|
arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v;
|
|
|
|
arg->peer_he_mcs_count++;
|
|
if (!he_tx_mcs)
|
|
he_tx_mcs = v;
|
|
fallthrough;
|
|
|
|
default:
|
|
v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80);
|
|
arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v;
|
|
|
|
v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80);
|
|
v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask);
|
|
arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v;
|
|
|
|
arg->peer_he_mcs_count++;
|
|
if (!he_tx_mcs)
|
|
he_tx_mcs = v;
|
|
break;
|
|
}
|
|
|
|
/* Calculate peer NSS capability from HE capabilities if STA
|
|
* supports HE.
|
|
*/
|
|
for (i = 0, max_nss = 0, he_mcs = 0; i < NL80211_HE_NSS_MAX; i++) {
|
|
he_mcs = he_tx_mcs >> (2 * i) & 3;
|
|
|
|
/* In case of fixed rates, MCS Range in he_tx_mcs might have
|
|
* unsupported range, with he_mcs_mask set, so check either of them
|
|
* to find nss.
|
|
*/
|
|
if (he_mcs != IEEE80211_HE_MCS_NOT_SUPPORTED ||
|
|
he_mcs_mask[i])
|
|
max_nss = i + 1;
|
|
}
|
|
arg->peer_nss = min(sta->rx_nss, max_nss);
|
|
|
|
if (arg->peer_phymode == MODE_11AX_HE160 ||
|
|
arg->peer_phymode == MODE_11AX_HE80_80) {
|
|
tx_nss = ath11k_get_nss_160mhz(ar, max_nss);
|
|
rx_nss = min(arg->peer_nss, tx_nss);
|
|
arg->peer_bw_rxnss_override = ATH11K_BW_NSS_MAP_ENABLE;
|
|
|
|
if (!rx_nss) {
|
|
ath11k_warn(ar->ab, "invalid max_nss\n");
|
|
return;
|
|
}
|
|
|
|
if (arg->peer_phymode == MODE_11AX_HE160)
|
|
nss_160 = FIELD_PREP(ATH11K_PEER_RX_NSS_160MHZ, rx_nss - 1);
|
|
else
|
|
nss_160 = FIELD_PREP(ATH11K_PEER_RX_NSS_80_80MHZ, rx_nss - 1);
|
|
|
|
arg->peer_bw_rxnss_override |= nss_160;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac he peer %pM nss %d mcs cnt %d nss_override 0x%x\n",
|
|
sta->addr, arg->peer_nss,
|
|
arg->peer_he_mcs_count,
|
|
arg->peer_bw_rxnss_override);
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_he_6ghz(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
const struct ieee80211_sta_he_cap *he_cap = &sta->he_cap;
|
|
struct cfg80211_chan_def def;
|
|
enum nl80211_band band;
|
|
u8 ampdu_factor;
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return;
|
|
|
|
band = def.chan->band;
|
|
|
|
if (!arg->he_flag || band != NL80211_BAND_6GHZ || !sta->he_6ghz_capa.capa)
|
|
return;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_40)
|
|
arg->bw_40 = true;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_80)
|
|
arg->bw_80 = true;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_160)
|
|
arg->bw_160 = true;
|
|
|
|
arg->peer_he_caps_6ghz = le16_to_cpu(sta->he_6ghz_capa.capa);
|
|
arg->peer_mpdu_density =
|
|
ath11k_parse_mpdudensity(FIELD_GET(IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START,
|
|
arg->peer_he_caps_6ghz));
|
|
|
|
/* From IEEE Std 802.11ax-2021 - Section 10.12.2: An HE STA shall be capable of
|
|
* receiving A-MPDU where the A-MPDU pre-EOF padding length is up to the value
|
|
* indicated by the Maximum A-MPDU Length Exponent Extension field in the HE
|
|
* Capabilities element and the Maximum A-MPDU Length Exponent field in HE 6 GHz
|
|
* Band Capabilities element in the 6 GHz band.
|
|
*
|
|
* Here, we are extracting the Max A-MPDU Exponent Extension from HE caps and
|
|
* factor is the Maximum A-MPDU Length Exponent from HE 6 GHZ Band capability.
|
|
*/
|
|
ampdu_factor = FIELD_GET(IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK,
|
|
he_cap->he_cap_elem.mac_cap_info[3]) +
|
|
FIELD_GET(IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP,
|
|
arg->peer_he_caps_6ghz);
|
|
|
|
arg->peer_max_mpdu = (1u << (IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR +
|
|
ampdu_factor)) - 1;
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_smps(struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
const struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
|
|
int smps;
|
|
|
|
if (!ht_cap->ht_supported && !sta->he_6ghz_capa.capa)
|
|
return;
|
|
|
|
if (ht_cap->ht_supported) {
|
|
smps = ht_cap->cap & IEEE80211_HT_CAP_SM_PS;
|
|
smps >>= IEEE80211_HT_CAP_SM_PS_SHIFT;
|
|
} else {
|
|
smps = le16_get_bits(sta->he_6ghz_capa.capa,
|
|
IEEE80211_HE_6GHZ_CAP_SM_PS);
|
|
}
|
|
|
|
switch (smps) {
|
|
case WLAN_HT_CAP_SM_PS_STATIC:
|
|
arg->static_mimops_flag = true;
|
|
break;
|
|
case WLAN_HT_CAP_SM_PS_DYNAMIC:
|
|
arg->dynamic_mimops_flag = true;
|
|
break;
|
|
case WLAN_HT_CAP_SM_PS_DISABLED:
|
|
arg->spatial_mux_flag = true;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_qos(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
|
|
switch (arvif->vdev_type) {
|
|
case WMI_VDEV_TYPE_AP:
|
|
if (sta->wme) {
|
|
/* TODO: Check WME vs QoS */
|
|
arg->is_wme_set = true;
|
|
arg->qos_flag = true;
|
|
}
|
|
|
|
if (sta->wme && sta->uapsd_queues) {
|
|
/* TODO: Check WME vs QoS */
|
|
arg->is_wme_set = true;
|
|
arg->apsd_flag = true;
|
|
arg->peer_rate_caps |= WMI_HOST_RC_UAPSD_FLAG;
|
|
}
|
|
break;
|
|
case WMI_VDEV_TYPE_STA:
|
|
if (sta->wme) {
|
|
arg->is_wme_set = true;
|
|
arg->qos_flag = true;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac peer %pM qos %d\n",
|
|
sta->addr, arg->qos_flag);
|
|
}
|
|
|
|
static int ath11k_peer_assoc_qos_ap(struct ath11k *ar,
|
|
struct ath11k_vif *arvif,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ap_ps_params params;
|
|
u32 max_sp;
|
|
u32 uapsd;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
params.vdev_id = arvif->vdev_id;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac uapsd_queues 0x%x max_sp %d\n",
|
|
sta->uapsd_queues, sta->max_sp);
|
|
|
|
uapsd = 0;
|
|
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
|
|
uapsd |= WMI_AP_PS_UAPSD_AC3_DELIVERY_EN |
|
|
WMI_AP_PS_UAPSD_AC3_TRIGGER_EN;
|
|
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI)
|
|
uapsd |= WMI_AP_PS_UAPSD_AC2_DELIVERY_EN |
|
|
WMI_AP_PS_UAPSD_AC2_TRIGGER_EN;
|
|
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK)
|
|
uapsd |= WMI_AP_PS_UAPSD_AC1_DELIVERY_EN |
|
|
WMI_AP_PS_UAPSD_AC1_TRIGGER_EN;
|
|
if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
|
|
uapsd |= WMI_AP_PS_UAPSD_AC0_DELIVERY_EN |
|
|
WMI_AP_PS_UAPSD_AC0_TRIGGER_EN;
|
|
|
|
max_sp = 0;
|
|
if (sta->max_sp < MAX_WMI_AP_PS_PEER_PARAM_MAX_SP)
|
|
max_sp = sta->max_sp;
|
|
|
|
params.param = WMI_AP_PS_PEER_PARAM_UAPSD;
|
|
params.value = uapsd;
|
|
ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms);
|
|
if (ret)
|
|
goto err;
|
|
|
|
params.param = WMI_AP_PS_PEER_PARAM_MAX_SP;
|
|
params.value = max_sp;
|
|
ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms);
|
|
if (ret)
|
|
goto err;
|
|
|
|
/* TODO revisit during testing */
|
|
params.param = WMI_AP_PS_PEER_PARAM_SIFS_RESP_FRMTYPE;
|
|
params.value = DISABLE_SIFS_RESPONSE_TRIGGER;
|
|
ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms);
|
|
if (ret)
|
|
goto err;
|
|
|
|
params.param = WMI_AP_PS_PEER_PARAM_SIFS_RESP_UAPSD;
|
|
params.value = DISABLE_SIFS_RESPONSE_TRIGGER;
|
|
ret = ath11k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, ¶ms);
|
|
if (ret)
|
|
goto err;
|
|
|
|
return 0;
|
|
|
|
err:
|
|
ath11k_warn(ar->ab, "failed to set ap ps peer param %d for vdev %i: %d\n",
|
|
params.param, arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
static bool ath11k_mac_sta_has_ofdm_only(struct ieee80211_sta *sta)
|
|
{
|
|
return sta->supp_rates[NL80211_BAND_2GHZ] >>
|
|
ATH11K_MAC_FIRST_OFDM_RATE_IDX;
|
|
}
|
|
|
|
static enum wmi_phy_mode ath11k_mac_get_phymode_vht(struct ath11k *ar,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_160) {
|
|
switch (sta->vht_cap.cap &
|
|
IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) {
|
|
case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ:
|
|
return MODE_11AC_VHT160;
|
|
case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ:
|
|
return MODE_11AC_VHT80_80;
|
|
default:
|
|
/* not sure if this is a valid case? */
|
|
return MODE_11AC_VHT160;
|
|
}
|
|
}
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_80)
|
|
return MODE_11AC_VHT80;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_40)
|
|
return MODE_11AC_VHT40;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_20)
|
|
return MODE_11AC_VHT20;
|
|
|
|
return MODE_UNKNOWN;
|
|
}
|
|
|
|
static enum wmi_phy_mode ath11k_mac_get_phymode_he(struct ath11k *ar,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_160) {
|
|
if (sta->he_cap.he_cap_elem.phy_cap_info[0] &
|
|
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
|
|
return MODE_11AX_HE160;
|
|
else if (sta->he_cap.he_cap_elem.phy_cap_info[0] &
|
|
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
|
|
return MODE_11AX_HE80_80;
|
|
/* not sure if this is a valid case? */
|
|
return MODE_11AX_HE160;
|
|
}
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_80)
|
|
return MODE_11AX_HE80;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_40)
|
|
return MODE_11AX_HE40;
|
|
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_20)
|
|
return MODE_11AX_HE20;
|
|
|
|
return MODE_UNKNOWN;
|
|
}
|
|
|
|
static void ath11k_peer_assoc_h_phymode(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct cfg80211_chan_def def;
|
|
enum nl80211_band band;
|
|
const u8 *ht_mcs_mask;
|
|
const u16 *vht_mcs_mask;
|
|
const u16 *he_mcs_mask;
|
|
enum wmi_phy_mode phymode = MODE_UNKNOWN;
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return;
|
|
|
|
band = def.chan->band;
|
|
ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs;
|
|
vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs;
|
|
he_mcs_mask = arvif->bitrate_mask.control[band].he_mcs;
|
|
|
|
switch (band) {
|
|
case NL80211_BAND_2GHZ:
|
|
if (sta->he_cap.has_he &&
|
|
!ath11k_peer_assoc_h_he_masked(he_mcs_mask)) {
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_80)
|
|
phymode = MODE_11AX_HE80_2G;
|
|
else if (sta->bandwidth == IEEE80211_STA_RX_BW_40)
|
|
phymode = MODE_11AX_HE40_2G;
|
|
else
|
|
phymode = MODE_11AX_HE20_2G;
|
|
} else if (sta->vht_cap.vht_supported &&
|
|
!ath11k_peer_assoc_h_vht_masked(vht_mcs_mask)) {
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_40)
|
|
phymode = MODE_11AC_VHT40;
|
|
else
|
|
phymode = MODE_11AC_VHT20;
|
|
} else if (sta->ht_cap.ht_supported &&
|
|
!ath11k_peer_assoc_h_ht_masked(ht_mcs_mask)) {
|
|
if (sta->bandwidth == IEEE80211_STA_RX_BW_40)
|
|
phymode = MODE_11NG_HT40;
|
|
else
|
|
phymode = MODE_11NG_HT20;
|
|
} else if (ath11k_mac_sta_has_ofdm_only(sta)) {
|
|
phymode = MODE_11G;
|
|
} else {
|
|
phymode = MODE_11B;
|
|
}
|
|
break;
|
|
case NL80211_BAND_5GHZ:
|
|
case NL80211_BAND_6GHZ:
|
|
/* Check HE first */
|
|
if (sta->he_cap.has_he &&
|
|
!ath11k_peer_assoc_h_he_masked(he_mcs_mask)) {
|
|
phymode = ath11k_mac_get_phymode_he(ar, sta);
|
|
} else if (sta->vht_cap.vht_supported &&
|
|
!ath11k_peer_assoc_h_vht_masked(vht_mcs_mask)) {
|
|
phymode = ath11k_mac_get_phymode_vht(ar, sta);
|
|
} else if (sta->ht_cap.ht_supported &&
|
|
!ath11k_peer_assoc_h_ht_masked(ht_mcs_mask)) {
|
|
if (sta->bandwidth >= IEEE80211_STA_RX_BW_40)
|
|
phymode = MODE_11NA_HT40;
|
|
else
|
|
phymode = MODE_11NA_HT20;
|
|
} else {
|
|
phymode = MODE_11A;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac peer %pM phymode %s\n",
|
|
sta->addr, ath11k_wmi_phymode_str(phymode));
|
|
|
|
arg->peer_phymode = phymode;
|
|
WARN_ON(phymode == MODE_UNKNOWN);
|
|
}
|
|
|
|
static void ath11k_peer_assoc_prepare(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct peer_assoc_params *arg,
|
|
bool reassoc)
|
|
{
|
|
struct ath11k_sta *arsta;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
|
|
memset(arg, 0, sizeof(*arg));
|
|
|
|
reinit_completion(&ar->peer_assoc_done);
|
|
|
|
arg->peer_new_assoc = !reassoc;
|
|
ath11k_peer_assoc_h_basic(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_crypto(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_rates(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_phymode(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_ht(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_vht(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_he(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_he_6ghz(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_qos(ar, vif, sta, arg);
|
|
ath11k_peer_assoc_h_smps(sta, arg);
|
|
|
|
arsta->peer_nss = arg->peer_nss;
|
|
|
|
/* TODO: amsdu_disable req? */
|
|
}
|
|
|
|
static int ath11k_setup_peer_smps(struct ath11k *ar, struct ath11k_vif *arvif,
|
|
const u8 *addr,
|
|
const struct ieee80211_sta_ht_cap *ht_cap,
|
|
u16 he_6ghz_capa)
|
|
{
|
|
int smps;
|
|
|
|
if (!ht_cap->ht_supported && !he_6ghz_capa)
|
|
return 0;
|
|
|
|
if (ht_cap->ht_supported) {
|
|
smps = ht_cap->cap & IEEE80211_HT_CAP_SM_PS;
|
|
smps >>= IEEE80211_HT_CAP_SM_PS_SHIFT;
|
|
} else {
|
|
smps = FIELD_GET(IEEE80211_HE_6GHZ_CAP_SM_PS, he_6ghz_capa);
|
|
}
|
|
|
|
if (smps >= ARRAY_SIZE(ath11k_smps_map))
|
|
return -EINVAL;
|
|
|
|
return ath11k_wmi_set_peer_param(ar, addr, arvif->vdev_id,
|
|
WMI_PEER_MIMO_PS_STATE,
|
|
ath11k_smps_map[smps]);
|
|
}
|
|
|
|
static void ath11k_bss_assoc(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_bss_conf *bss_conf)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct peer_assoc_params peer_arg;
|
|
struct ieee80211_sta *ap_sta;
|
|
struct ath11k_peer *peer;
|
|
bool is_auth = false;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %i assoc bssid %pM aid %d\n",
|
|
arvif->vdev_id, arvif->bssid, arvif->aid);
|
|
|
|
rcu_read_lock();
|
|
|
|
ap_sta = ieee80211_find_sta(vif, bss_conf->bssid);
|
|
if (!ap_sta) {
|
|
ath11k_warn(ar->ab, "failed to find station entry for bss %pM vdev %i\n",
|
|
bss_conf->bssid, arvif->vdev_id);
|
|
rcu_read_unlock();
|
|
return;
|
|
}
|
|
|
|
ath11k_peer_assoc_prepare(ar, vif, ap_sta, &peer_arg, false);
|
|
|
|
rcu_read_unlock();
|
|
|
|
peer_arg.is_assoc = true;
|
|
ret = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to run peer assoc for %pM vdev %i: %d\n",
|
|
bss_conf->bssid, arvif->vdev_id, ret);
|
|
return;
|
|
}
|
|
|
|
if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) {
|
|
ath11k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n",
|
|
bss_conf->bssid, arvif->vdev_id);
|
|
return;
|
|
}
|
|
|
|
ret = ath11k_setup_peer_smps(ar, arvif, bss_conf->bssid,
|
|
&ap_sta->ht_cap,
|
|
le16_to_cpu(ap_sta->he_6ghz_capa.capa));
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to setup peer SMPS for vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return;
|
|
}
|
|
|
|
WARN_ON(arvif->is_up);
|
|
|
|
arvif->aid = bss_conf->aid;
|
|
ether_addr_copy(arvif->bssid, bss_conf->bssid);
|
|
|
|
ret = ath11k_wmi_vdev_up(ar, arvif->vdev_id, arvif->aid, arvif->bssid);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set vdev %d up: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return;
|
|
}
|
|
|
|
arvif->is_up = true;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac vdev %d up (associated) bssid %pM aid %d\n",
|
|
arvif->vdev_id, bss_conf->bssid, bss_conf->aid);
|
|
|
|
spin_lock_bh(&ar->ab->base_lock);
|
|
|
|
peer = ath11k_peer_find(ar->ab, arvif->vdev_id, arvif->bssid);
|
|
if (peer && peer->is_authorized)
|
|
is_auth = true;
|
|
|
|
spin_unlock_bh(&ar->ab->base_lock);
|
|
|
|
if (is_auth) {
|
|
ret = ath11k_wmi_set_peer_param(ar, arvif->bssid,
|
|
arvif->vdev_id,
|
|
WMI_PEER_AUTHORIZE,
|
|
1);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Unable to authorize BSS peer: %d\n", ret);
|
|
}
|
|
|
|
ret = ath11k_wmi_send_obss_spr_cmd(ar, arvif->vdev_id,
|
|
&bss_conf->he_obss_pd);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set vdev %i OBSS PD parameters: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
WMI_VDEV_PARAM_DTIM_POLICY,
|
|
WMI_DTIM_POLICY_STICK);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set vdev %d dtim policy: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
ath11k_mac_11d_scan_stop_all(ar->ab);
|
|
}
|
|
|
|
static void ath11k_bss_disassoc(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %i disassoc bssid %pM\n",
|
|
arvif->vdev_id, arvif->bssid);
|
|
|
|
ret = ath11k_wmi_vdev_down(ar, arvif->vdev_id);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to down vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
arvif->is_up = false;
|
|
|
|
cancel_delayed_work_sync(&arvif->connection_loss_work);
|
|
}
|
|
|
|
static u32 ath11k_mac_get_rate_hw_value(int bitrate)
|
|
{
|
|
u32 preamble;
|
|
u16 hw_value;
|
|
int rate;
|
|
size_t i;
|
|
|
|
if (ath11k_mac_bitrate_is_cck(bitrate))
|
|
preamble = WMI_RATE_PREAMBLE_CCK;
|
|
else
|
|
preamble = WMI_RATE_PREAMBLE_OFDM;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(ath11k_legacy_rates); i++) {
|
|
if (ath11k_legacy_rates[i].bitrate != bitrate)
|
|
continue;
|
|
|
|
hw_value = ath11k_legacy_rates[i].hw_value;
|
|
rate = ATH11K_HW_RATE_CODE(hw_value, 0, preamble);
|
|
|
|
return rate;
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
static void ath11k_recalculate_mgmt_rate(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct cfg80211_chan_def *def)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
const struct ieee80211_supported_band *sband;
|
|
u8 basic_rate_idx;
|
|
int hw_rate_code;
|
|
u32 vdev_param;
|
|
u16 bitrate;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
sband = ar->hw->wiphy->bands[def->chan->band];
|
|
basic_rate_idx = ffs(vif->bss_conf.basic_rates) - 1;
|
|
bitrate = sband->bitrates[basic_rate_idx].bitrate;
|
|
|
|
hw_rate_code = ath11k_mac_get_rate_hw_value(bitrate);
|
|
if (hw_rate_code < 0) {
|
|
ath11k_warn(ar->ab, "bitrate not supported %d\n", bitrate);
|
|
return;
|
|
}
|
|
|
|
vdev_param = WMI_VDEV_PARAM_MGMT_RATE;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param,
|
|
hw_rate_code);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set mgmt tx rate %d\n", ret);
|
|
|
|
/* For WCN6855, firmware will clear this param when vdev starts, hence
|
|
* cache it here so that we can reconfigure it once vdev starts.
|
|
*/
|
|
ar->hw_rate_code = hw_rate_code;
|
|
|
|
vdev_param = WMI_VDEV_PARAM_BEACON_RATE;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param,
|
|
hw_rate_code);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set beacon tx rate %d\n", ret);
|
|
}
|
|
|
|
static int ath11k_mac_fils_discovery(struct ath11k_vif *arvif,
|
|
struct ieee80211_bss_conf *info)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
struct sk_buff *tmpl;
|
|
int ret;
|
|
u32 interval;
|
|
bool unsol_bcast_probe_resp_enabled = false;
|
|
|
|
if (info->fils_discovery.max_interval) {
|
|
interval = info->fils_discovery.max_interval;
|
|
|
|
tmpl = ieee80211_get_fils_discovery_tmpl(ar->hw, arvif->vif);
|
|
if (tmpl)
|
|
ret = ath11k_wmi_fils_discovery_tmpl(ar, arvif->vdev_id,
|
|
tmpl);
|
|
} else if (info->unsol_bcast_probe_resp_interval) {
|
|
unsol_bcast_probe_resp_enabled = 1;
|
|
interval = info->unsol_bcast_probe_resp_interval;
|
|
|
|
tmpl = ieee80211_get_unsol_bcast_probe_resp_tmpl(ar->hw,
|
|
arvif->vif);
|
|
if (tmpl)
|
|
ret = ath11k_wmi_probe_resp_tmpl(ar, arvif->vdev_id,
|
|
tmpl);
|
|
} else { /* Disable */
|
|
return ath11k_wmi_fils_discovery(ar, arvif->vdev_id, 0, false);
|
|
}
|
|
|
|
if (!tmpl) {
|
|
ath11k_warn(ar->ab,
|
|
"mac vdev %i failed to retrieve %s template\n",
|
|
arvif->vdev_id, (unsol_bcast_probe_resp_enabled ?
|
|
"unsolicited broadcast probe response" :
|
|
"FILS discovery"));
|
|
return -EPERM;
|
|
}
|
|
kfree_skb(tmpl);
|
|
|
|
if (!ret)
|
|
ret = ath11k_wmi_fils_discovery(ar, arvif->vdev_id, interval,
|
|
unsol_bcast_probe_resp_enabled);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_config_obss_pd(struct ath11k *ar,
|
|
struct ieee80211_he_obss_pd *he_obss_pd)
|
|
{
|
|
u32 bitmap[2], param_id, param_val, pdev_id;
|
|
int ret;
|
|
s8 non_srg_th = 0, srg_th = 0;
|
|
|
|
pdev_id = ar->pdev->pdev_id;
|
|
|
|
/* Set and enable SRG/non-SRG OBSS PD Threshold */
|
|
param_id = WMI_PDEV_PARAM_SET_CMD_OBSS_PD_THRESHOLD;
|
|
if (test_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags)) {
|
|
ret = ath11k_wmi_pdev_set_param(ar, param_id, 0, pdev_id);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to set obss_pd_threshold for pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac obss pd sr_ctrl %x non_srg_thres %u srg_max %u\n",
|
|
he_obss_pd->sr_ctrl, he_obss_pd->non_srg_max_offset,
|
|
he_obss_pd->max_offset);
|
|
|
|
param_val = 0;
|
|
|
|
if (he_obss_pd->sr_ctrl &
|
|
IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED) {
|
|
non_srg_th = ATH11K_OBSS_PD_MAX_THRESHOLD;
|
|
} else {
|
|
if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
|
|
non_srg_th = (ATH11K_OBSS_PD_MAX_THRESHOLD +
|
|
he_obss_pd->non_srg_max_offset);
|
|
else
|
|
non_srg_th = ATH11K_OBSS_PD_NON_SRG_MAX_THRESHOLD;
|
|
|
|
param_val |= ATH11K_OBSS_PD_NON_SRG_EN;
|
|
}
|
|
|
|
if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) {
|
|
srg_th = ATH11K_OBSS_PD_MAX_THRESHOLD + he_obss_pd->max_offset;
|
|
param_val |= ATH11K_OBSS_PD_SRG_EN;
|
|
}
|
|
|
|
if (test_bit(WMI_TLV_SERVICE_SRG_SRP_SPATIAL_REUSE_SUPPORT,
|
|
ar->ab->wmi_ab.svc_map)) {
|
|
param_val |= ATH11K_OBSS_PD_THRESHOLD_IN_DBM;
|
|
param_val |= FIELD_PREP(GENMASK(15, 8), srg_th);
|
|
} else {
|
|
non_srg_th -= ATH11K_DEFAULT_NOISE_FLOOR;
|
|
/* SRG not supported and threshold in dB */
|
|
param_val &= ~(ATH11K_OBSS_PD_SRG_EN |
|
|
ATH11K_OBSS_PD_THRESHOLD_IN_DBM);
|
|
}
|
|
|
|
param_val |= (non_srg_th & GENMASK(7, 0));
|
|
ret = ath11k_wmi_pdev_set_param(ar, param_id, param_val, pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set obss_pd_threshold for pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
/* Enable OBSS PD for all access category */
|
|
param_id = WMI_PDEV_PARAM_SET_CMD_OBSS_PD_PER_AC;
|
|
param_val = 0xf;
|
|
ret = ath11k_wmi_pdev_set_param(ar, param_id, param_val, pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set obss_pd_per_ac for pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
/* Set SR Prohibit */
|
|
param_id = WMI_PDEV_PARAM_ENABLE_SR_PROHIBIT;
|
|
param_val = !!(he_obss_pd->sr_ctrl &
|
|
IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED);
|
|
ret = ath11k_wmi_pdev_set_param(ar, param_id, param_val, pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set sr_prohibit for pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
if (!test_bit(WMI_TLV_SERVICE_SRG_SRP_SPATIAL_REUSE_SUPPORT,
|
|
ar->ab->wmi_ab.svc_map))
|
|
return 0;
|
|
|
|
/* Set SRG BSS Color Bitmap */
|
|
memcpy(bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap));
|
|
ret = ath11k_wmi_pdev_set_srg_bss_color_bitmap(ar, bitmap);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set bss_color_bitmap for pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
/* Set SRG Partial BSSID Bitmap */
|
|
memcpy(bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap));
|
|
ret = ath11k_wmi_pdev_set_srg_patial_bssid_bitmap(ar, bitmap);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set partial_bssid_bitmap for pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
memset(bitmap, 0xff, sizeof(bitmap));
|
|
|
|
/* Enable all BSS Colors for SRG */
|
|
ret = ath11k_wmi_pdev_srg_obss_color_enable_bitmap(ar, bitmap);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set srg_color_en_bitmap pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
/* Enable all patial BSSID mask for SRG */
|
|
ret = ath11k_wmi_pdev_srg_obss_bssid_enable_bitmap(ar, bitmap);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set srg_bssid_en_bitmap pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
/* Enable all BSS Colors for non-SRG */
|
|
ret = ath11k_wmi_pdev_non_srg_obss_color_enable_bitmap(ar, bitmap);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set non_srg_color_en_bitmap pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
/* Enable all patial BSSID mask for non-SRG */
|
|
ret = ath11k_wmi_pdev_non_srg_obss_bssid_enable_bitmap(ar, bitmap);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set non_srg_bssid_en_bitmap pdev: %u\n",
|
|
pdev_id);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_bss_conf *info,
|
|
u32 changed)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct cfg80211_chan_def def;
|
|
u32 param_id, param_value;
|
|
enum nl80211_band band;
|
|
u32 vdev_param;
|
|
int mcast_rate;
|
|
u32 preamble;
|
|
u16 hw_value;
|
|
u16 bitrate;
|
|
int ret = 0;
|
|
u8 rateidx;
|
|
u32 rate;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
if (changed & BSS_CHANGED_BEACON_INT) {
|
|
arvif->beacon_interval = info->beacon_int;
|
|
|
|
param_id = WMI_VDEV_PARAM_BEACON_INTERVAL;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id,
|
|
arvif->beacon_interval);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to set beacon interval for VDEV: %d\n",
|
|
arvif->vdev_id);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"Beacon interval: %d set for VDEV: %d\n",
|
|
arvif->beacon_interval, arvif->vdev_id);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_BEACON) {
|
|
param_id = WMI_PDEV_PARAM_BEACON_TX_MODE;
|
|
param_value = WMI_BEACON_STAGGERED_MODE;
|
|
ret = ath11k_wmi_pdev_set_param(ar, param_id,
|
|
param_value, ar->pdev->pdev_id);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to set beacon mode for VDEV: %d\n",
|
|
arvif->vdev_id);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"Set staggered beacon mode for VDEV: %d\n",
|
|
arvif->vdev_id);
|
|
|
|
if (!arvif->do_not_send_tmpl || !arvif->bcca_zero_sent) {
|
|
ret = ath11k_mac_setup_bcn_tmpl(arvif);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to update bcn template: %d\n",
|
|
ret);
|
|
}
|
|
|
|
if (arvif->bcca_zero_sent)
|
|
arvif->do_not_send_tmpl = true;
|
|
else
|
|
arvif->do_not_send_tmpl = false;
|
|
|
|
if (vif->bss_conf.he_support) {
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
WMI_VDEV_PARAM_BA_MODE,
|
|
WMI_BA_MODE_BUFFER_SIZE_256);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to set BA BUFFER SIZE 256 for vdev: %d\n",
|
|
arvif->vdev_id);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"Set BA BUFFER SIZE 256 for VDEV: %d\n",
|
|
arvif->vdev_id);
|
|
}
|
|
}
|
|
|
|
if (changed & (BSS_CHANGED_BEACON_INFO | BSS_CHANGED_BEACON)) {
|
|
arvif->dtim_period = info->dtim_period;
|
|
|
|
param_id = WMI_VDEV_PARAM_DTIM_PERIOD;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id,
|
|
arvif->dtim_period);
|
|
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to set dtim period for VDEV %d: %i\n",
|
|
arvif->vdev_id, ret);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"DTIM period: %d set for VDEV: %d\n",
|
|
arvif->dtim_period, arvif->vdev_id);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_SSID &&
|
|
vif->type == NL80211_IFTYPE_AP) {
|
|
arvif->u.ap.ssid_len = info->ssid_len;
|
|
if (info->ssid_len)
|
|
memcpy(arvif->u.ap.ssid, info->ssid, info->ssid_len);
|
|
arvif->u.ap.hidden_ssid = info->hidden_ssid;
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_BSSID && !is_zero_ether_addr(info->bssid))
|
|
ether_addr_copy(arvif->bssid, info->bssid);
|
|
|
|
if (changed & BSS_CHANGED_BEACON_ENABLED) {
|
|
ath11k_control_beaconing(arvif, info);
|
|
|
|
if (arvif->is_up && vif->bss_conf.he_support &&
|
|
vif->bss_conf.he_oper.params) {
|
|
param_id = WMI_VDEV_PARAM_HEOPS_0_31;
|
|
param_value = vif->bss_conf.he_oper.params;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"he oper param: %x set for VDEV: %d\n",
|
|
param_value, arvif->vdev_id);
|
|
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to set he oper params %x for VDEV %d: %i\n",
|
|
param_value, arvif->vdev_id, ret);
|
|
}
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_ERP_CTS_PROT) {
|
|
u32 cts_prot;
|
|
|
|
cts_prot = !!(info->use_cts_prot);
|
|
param_id = WMI_VDEV_PARAM_PROTECTION_MODE;
|
|
|
|
if (arvif->is_started) {
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, cts_prot);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to set CTS prot for VDEV: %d\n",
|
|
arvif->vdev_id);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "Set CTS prot: %d for VDEV: %d\n",
|
|
cts_prot, arvif->vdev_id);
|
|
} else {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "defer protection mode setup, vdev is not ready yet\n");
|
|
}
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_ERP_SLOT) {
|
|
u32 slottime;
|
|
|
|
if (info->use_short_slot)
|
|
slottime = WMI_VDEV_SLOT_TIME_SHORT; /* 9us */
|
|
|
|
else
|
|
slottime = WMI_VDEV_SLOT_TIME_LONG; /* 20us */
|
|
|
|
param_id = WMI_VDEV_PARAM_SLOT_TIME;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, slottime);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to set erp slot for VDEV: %d\n",
|
|
arvif->vdev_id);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"Set slottime: %d for VDEV: %d\n",
|
|
slottime, arvif->vdev_id);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_ERP_PREAMBLE) {
|
|
u32 preamble;
|
|
|
|
if (info->use_short_preamble)
|
|
preamble = WMI_VDEV_PREAMBLE_SHORT;
|
|
else
|
|
preamble = WMI_VDEV_PREAMBLE_LONG;
|
|
|
|
param_id = WMI_VDEV_PARAM_PREAMBLE;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, preamble);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to set preamble for VDEV: %d\n",
|
|
arvif->vdev_id);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"Set preamble: %d for VDEV: %d\n",
|
|
preamble, arvif->vdev_id);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_ASSOC) {
|
|
if (info->assoc)
|
|
ath11k_bss_assoc(hw, vif, info);
|
|
else
|
|
ath11k_bss_disassoc(hw, vif);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_TXPOWER) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev_id %i txpower %d\n",
|
|
arvif->vdev_id, info->txpower);
|
|
|
|
arvif->txpower = info->txpower;
|
|
ath11k_mac_txpower_recalc(ar);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_PS &&
|
|
ar->ab->hw_params.supports_sta_ps) {
|
|
arvif->ps = vif->bss_conf.ps;
|
|
|
|
ret = ath11k_mac_config_ps(ar);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to setup ps on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_MCAST_RATE &&
|
|
!ath11k_mac_vif_chan(arvif->vif, &def)) {
|
|
band = def.chan->band;
|
|
mcast_rate = vif->bss_conf.mcast_rate[band];
|
|
|
|
if (mcast_rate > 0)
|
|
rateidx = mcast_rate - 1;
|
|
else
|
|
rateidx = ffs(vif->bss_conf.basic_rates) - 1;
|
|
|
|
if (ar->pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP)
|
|
rateidx += ATH11K_MAC_FIRST_OFDM_RATE_IDX;
|
|
|
|
bitrate = ath11k_legacy_rates[rateidx].bitrate;
|
|
hw_value = ath11k_legacy_rates[rateidx].hw_value;
|
|
|
|
if (ath11k_mac_bitrate_is_cck(bitrate))
|
|
preamble = WMI_RATE_PREAMBLE_CCK;
|
|
else
|
|
preamble = WMI_RATE_PREAMBLE_OFDM;
|
|
|
|
rate = ATH11K_HW_RATE_CODE(hw_value, 0, preamble);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac vdev %d mcast_rate %x\n",
|
|
arvif->vdev_id, rate);
|
|
|
|
vdev_param = WMI_VDEV_PARAM_MCAST_DATA_RATE;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, rate);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to set mcast rate on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
vdev_param = WMI_VDEV_PARAM_BCAST_DATA_RATE;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, rate);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to set bcast rate on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_BASIC_RATES &&
|
|
!ath11k_mac_vif_chan(arvif->vif, &def))
|
|
ath11k_recalculate_mgmt_rate(ar, vif, &def);
|
|
|
|
if (changed & BSS_CHANGED_TWT) {
|
|
if (info->twt_requester || info->twt_responder)
|
|
ath11k_wmi_send_twt_enable_cmd(ar, ar->pdev->pdev_id);
|
|
else
|
|
ath11k_wmi_send_twt_disable_cmd(ar, ar->pdev->pdev_id);
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_HE_OBSS_PD)
|
|
ath11k_mac_config_obss_pd(ar, &info->he_obss_pd);
|
|
|
|
if (changed & BSS_CHANGED_HE_BSS_COLOR) {
|
|
if (vif->type == NL80211_IFTYPE_AP) {
|
|
ret = ath11k_wmi_send_obss_color_collision_cfg_cmd(
|
|
ar, arvif->vdev_id, info->he_bss_color.color,
|
|
ATH11K_BSS_COLOR_COLLISION_DETECTION_AP_PERIOD_MS,
|
|
info->he_bss_color.enabled);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set bss color collision on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
param_id = WMI_VDEV_PARAM_BSS_COLOR;
|
|
if (info->he_bss_color.enabled)
|
|
param_value = info->he_bss_color.color <<
|
|
IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET;
|
|
else
|
|
param_value = IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED;
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id,
|
|
param_value);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to set bss color param on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"bss color param 0x%x set on vdev %i\n",
|
|
param_value, arvif->vdev_id);
|
|
} else if (vif->type == NL80211_IFTYPE_STATION) {
|
|
ret = ath11k_wmi_send_bss_color_change_enable_cmd(ar,
|
|
arvif->vdev_id,
|
|
1);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to enable bss color change on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
ret = ath11k_wmi_send_obss_color_collision_cfg_cmd(
|
|
ar, arvif->vdev_id, 0,
|
|
ATH11K_BSS_COLOR_COLLISION_DETECTION_STA_PERIOD_MS, 1);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set bss color collision on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
}
|
|
}
|
|
|
|
if (changed & BSS_CHANGED_FILS_DISCOVERY ||
|
|
changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP)
|
|
ath11k_mac_fils_discovery(arvif, info);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
void __ath11k_mac_scan_finish(struct ath11k *ar)
|
|
{
|
|
lockdep_assert_held(&ar->data_lock);
|
|
|
|
switch (ar->scan.state) {
|
|
case ATH11K_SCAN_IDLE:
|
|
break;
|
|
case ATH11K_SCAN_RUNNING:
|
|
case ATH11K_SCAN_ABORTING:
|
|
if (ar->scan.is_roc && ar->scan.roc_notify)
|
|
ieee80211_remain_on_channel_expired(ar->hw);
|
|
fallthrough;
|
|
case ATH11K_SCAN_STARTING:
|
|
if (!ar->scan.is_roc) {
|
|
struct cfg80211_scan_info info = {
|
|
.aborted = ((ar->scan.state ==
|
|
ATH11K_SCAN_ABORTING) ||
|
|
(ar->scan.state ==
|
|
ATH11K_SCAN_STARTING)),
|
|
};
|
|
|
|
ieee80211_scan_completed(ar->hw, &info);
|
|
}
|
|
|
|
ar->scan.state = ATH11K_SCAN_IDLE;
|
|
ar->scan_channel = NULL;
|
|
ar->scan.roc_freq = 0;
|
|
cancel_delayed_work(&ar->scan.timeout);
|
|
complete(&ar->scan.completed);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void ath11k_mac_scan_finish(struct ath11k *ar)
|
|
{
|
|
spin_lock_bh(&ar->data_lock);
|
|
__ath11k_mac_scan_finish(ar);
|
|
spin_unlock_bh(&ar->data_lock);
|
|
}
|
|
|
|
static int ath11k_scan_stop(struct ath11k *ar)
|
|
{
|
|
struct scan_cancel_param arg = {
|
|
.req_type = WLAN_SCAN_CANCEL_SINGLE,
|
|
.scan_id = ATH11K_SCAN_ID,
|
|
};
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
/* TODO: Fill other STOP Params */
|
|
arg.pdev_id = ar->pdev->pdev_id;
|
|
|
|
ret = ath11k_wmi_send_scan_stop_cmd(ar, &arg);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to stop wmi scan: %d\n", ret);
|
|
goto out;
|
|
}
|
|
|
|
ret = wait_for_completion_timeout(&ar->scan.completed, 3 * HZ);
|
|
if (ret == 0) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to receive scan abort comple: timed out\n");
|
|
ret = -ETIMEDOUT;
|
|
} else if (ret > 0) {
|
|
ret = 0;
|
|
}
|
|
|
|
out:
|
|
/* Scan state should be updated upon scan completion but in case
|
|
* firmware fails to deliver the event (for whatever reason) it is
|
|
* desired to clean up scan state anyway. Firmware may have just
|
|
* dropped the scan completion event delivery due to transport pipe
|
|
* being overflown with data and/or it can recover on its own before
|
|
* next scan request is submitted.
|
|
*/
|
|
spin_lock_bh(&ar->data_lock);
|
|
if (ar->scan.state != ATH11K_SCAN_IDLE)
|
|
__ath11k_mac_scan_finish(ar);
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void ath11k_scan_abort(struct ath11k *ar)
|
|
{
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
|
|
switch (ar->scan.state) {
|
|
case ATH11K_SCAN_IDLE:
|
|
/* This can happen if timeout worker kicked in and called
|
|
* abortion while scan completion was being processed.
|
|
*/
|
|
break;
|
|
case ATH11K_SCAN_STARTING:
|
|
case ATH11K_SCAN_ABORTING:
|
|
ath11k_warn(ar->ab, "refusing scan abortion due to invalid scan state: %d\n",
|
|
ar->scan.state);
|
|
break;
|
|
case ATH11K_SCAN_RUNNING:
|
|
ar->scan.state = ATH11K_SCAN_ABORTING;
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
ret = ath11k_scan_stop(ar);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to abort scan: %d\n", ret);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
break;
|
|
}
|
|
|
|
spin_unlock_bh(&ar->data_lock);
|
|
}
|
|
|
|
static void ath11k_scan_timeout_work(struct work_struct *work)
|
|
{
|
|
struct ath11k *ar = container_of(work, struct ath11k,
|
|
scan.timeout.work);
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
ath11k_scan_abort(ar);
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static int ath11k_start_scan(struct ath11k *ar,
|
|
struct scan_req_params *arg)
|
|
{
|
|
int ret;
|
|
unsigned long timeout = 1 * HZ;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (ath11k_spectral_get_mode(ar) == ATH11K_SPECTRAL_BACKGROUND)
|
|
ath11k_spectral_reset_buffer(ar);
|
|
|
|
ret = ath11k_wmi_send_scan_start_cmd(ar, arg);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map)) {
|
|
timeout = 5 * HZ;
|
|
|
|
if (ar->supports_6ghz)
|
|
timeout += 5 * HZ;
|
|
}
|
|
|
|
ret = wait_for_completion_timeout(&ar->scan.started, timeout);
|
|
if (ret == 0) {
|
|
ret = ath11k_scan_stop(ar);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to stop scan: %d\n", ret);
|
|
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
/* If we failed to start the scan, return error code at
|
|
* this point. This is probably due to some issue in the
|
|
* firmware, but no need to wedge the driver due to that...
|
|
*/
|
|
spin_lock_bh(&ar->data_lock);
|
|
if (ar->scan.state == ATH11K_SCAN_IDLE) {
|
|
spin_unlock_bh(&ar->data_lock);
|
|
return -EINVAL;
|
|
}
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_op_hw_scan(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_scan_request *hw_req)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct cfg80211_scan_request *req = &hw_req->req;
|
|
struct scan_req_params arg;
|
|
int ret = 0;
|
|
int i;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
switch (ar->scan.state) {
|
|
case ATH11K_SCAN_IDLE:
|
|
reinit_completion(&ar->scan.started);
|
|
reinit_completion(&ar->scan.completed);
|
|
ar->scan.state = ATH11K_SCAN_STARTING;
|
|
ar->scan.is_roc = false;
|
|
ar->scan.vdev_id = arvif->vdev_id;
|
|
ret = 0;
|
|
break;
|
|
case ATH11K_SCAN_STARTING:
|
|
case ATH11K_SCAN_RUNNING:
|
|
case ATH11K_SCAN_ABORTING:
|
|
ret = -EBUSY;
|
|
break;
|
|
}
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
if (ret)
|
|
goto exit;
|
|
|
|
memset(&arg, 0, sizeof(arg));
|
|
ath11k_wmi_start_scan_init(ar, &arg);
|
|
arg.vdev_id = arvif->vdev_id;
|
|
arg.scan_id = ATH11K_SCAN_ID;
|
|
|
|
if (req->ie_len) {
|
|
arg.extraie.ptr = kmemdup(req->ie, req->ie_len, GFP_KERNEL);
|
|
if (!arg.extraie.ptr) {
|
|
ret = -ENOMEM;
|
|
goto exit;
|
|
}
|
|
arg.extraie.len = req->ie_len;
|
|
}
|
|
|
|
if (req->n_ssids) {
|
|
arg.num_ssids = req->n_ssids;
|
|
for (i = 0; i < arg.num_ssids; i++) {
|
|
arg.ssid[i].length = req->ssids[i].ssid_len;
|
|
memcpy(&arg.ssid[i].ssid, req->ssids[i].ssid,
|
|
req->ssids[i].ssid_len);
|
|
}
|
|
} else {
|
|
arg.scan_flags |= WMI_SCAN_FLAG_PASSIVE;
|
|
}
|
|
|
|
if (req->n_channels) {
|
|
arg.num_chan = req->n_channels;
|
|
arg.chan_list = kcalloc(arg.num_chan, sizeof(*arg.chan_list),
|
|
GFP_KERNEL);
|
|
|
|
if (!arg.chan_list) {
|
|
ret = -ENOMEM;
|
|
goto exit;
|
|
}
|
|
|
|
for (i = 0; i < arg.num_chan; i++)
|
|
arg.chan_list[i] = req->channels[i]->center_freq;
|
|
}
|
|
|
|
if (req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
|
|
arg.scan_f_add_spoofed_mac_in_probe = 1;
|
|
ether_addr_copy(arg.mac_addr.addr, req->mac_addr);
|
|
ether_addr_copy(arg.mac_mask.addr, req->mac_addr_mask);
|
|
}
|
|
|
|
ret = ath11k_start_scan(ar, &arg);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to start hw scan: %d\n", ret);
|
|
spin_lock_bh(&ar->data_lock);
|
|
ar->scan.state = ATH11K_SCAN_IDLE;
|
|
spin_unlock_bh(&ar->data_lock);
|
|
}
|
|
|
|
/* Add a 200ms margin to account for event/command processing */
|
|
ieee80211_queue_delayed_work(ar->hw, &ar->scan.timeout,
|
|
msecs_to_jiffies(arg.max_scan_time +
|
|
ATH11K_MAC_SCAN_TIMEOUT_MSECS));
|
|
|
|
exit:
|
|
kfree(arg.chan_list);
|
|
|
|
if (req->ie_len)
|
|
kfree(arg.extraie.ptr);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
if (ar->state_11d == ATH11K_11D_PREPARING)
|
|
ath11k_mac_11d_scan_start(ar, arvif->vdev_id);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void ath11k_mac_op_cancel_hw_scan(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
ath11k_scan_abort(ar);
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
cancel_delayed_work_sync(&ar->scan.timeout);
|
|
}
|
|
|
|
static int ath11k_install_key(struct ath11k_vif *arvif,
|
|
struct ieee80211_key_conf *key,
|
|
enum set_key_cmd cmd,
|
|
const u8 *macaddr, u32 flags)
|
|
{
|
|
int ret;
|
|
struct ath11k *ar = arvif->ar;
|
|
struct wmi_vdev_install_key_arg arg = {
|
|
.vdev_id = arvif->vdev_id,
|
|
.key_idx = key->keyidx,
|
|
.key_len = key->keylen,
|
|
.key_data = key->key,
|
|
.key_flags = flags,
|
|
.macaddr = macaddr,
|
|
};
|
|
|
|
lockdep_assert_held(&arvif->ar->conf_mutex);
|
|
|
|
reinit_completion(&ar->install_key_done);
|
|
|
|
if (test_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags))
|
|
return 0;
|
|
|
|
if (cmd == DISABLE_KEY) {
|
|
arg.key_cipher = WMI_CIPHER_NONE;
|
|
arg.key_data = NULL;
|
|
goto install;
|
|
}
|
|
|
|
switch (key->cipher) {
|
|
case WLAN_CIPHER_SUITE_CCMP:
|
|
arg.key_cipher = WMI_CIPHER_AES_CCM;
|
|
/* TODO: Re-check if flag is valid */
|
|
key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV_MGMT;
|
|
break;
|
|
case WLAN_CIPHER_SUITE_TKIP:
|
|
arg.key_cipher = WMI_CIPHER_TKIP;
|
|
arg.key_txmic_len = 8;
|
|
arg.key_rxmic_len = 8;
|
|
break;
|
|
case WLAN_CIPHER_SUITE_CCMP_256:
|
|
arg.key_cipher = WMI_CIPHER_AES_CCM;
|
|
break;
|
|
case WLAN_CIPHER_SUITE_GCMP:
|
|
case WLAN_CIPHER_SUITE_GCMP_256:
|
|
arg.key_cipher = WMI_CIPHER_AES_GCM;
|
|
break;
|
|
default:
|
|
ath11k_warn(ar->ab, "cipher %d is not supported\n", key->cipher);
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
if (test_bit(ATH11K_FLAG_RAW_MODE, &ar->ab->dev_flags))
|
|
key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV |
|
|
IEEE80211_KEY_FLAG_RESERVE_TAILROOM;
|
|
|
|
install:
|
|
ret = ath11k_wmi_vdev_install_key(arvif->ar, &arg);
|
|
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (!wait_for_completion_timeout(&ar->install_key_done, 1 * HZ))
|
|
return -ETIMEDOUT;
|
|
|
|
return ar->install_key_status ? -EINVAL : 0;
|
|
}
|
|
|
|
static int ath11k_clear_peer_keys(struct ath11k_vif *arvif,
|
|
const u8 *addr)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_peer *peer;
|
|
int first_errno = 0;
|
|
int ret;
|
|
int i;
|
|
u32 flags = 0;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
spin_lock_bh(&ab->base_lock);
|
|
peer = ath11k_peer_find(ab, arvif->vdev_id, addr);
|
|
spin_unlock_bh(&ab->base_lock);
|
|
|
|
if (!peer)
|
|
return -ENOENT;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(peer->keys); i++) {
|
|
if (!peer->keys[i])
|
|
continue;
|
|
|
|
/* key flags are not required to delete the key */
|
|
ret = ath11k_install_key(arvif, peer->keys[i],
|
|
DISABLE_KEY, addr, flags);
|
|
if (ret < 0 && first_errno == 0)
|
|
first_errno = ret;
|
|
|
|
if (ret < 0)
|
|
ath11k_warn(ab, "failed to remove peer key %d: %d\n",
|
|
i, ret);
|
|
|
|
spin_lock_bh(&ab->base_lock);
|
|
peer->keys[i] = NULL;
|
|
spin_unlock_bh(&ab->base_lock);
|
|
}
|
|
|
|
return first_errno;
|
|
}
|
|
|
|
static int ath11k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
|
|
struct ieee80211_vif *vif, struct ieee80211_sta *sta,
|
|
struct ieee80211_key_conf *key)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct ath11k_peer *peer;
|
|
struct ath11k_sta *arsta;
|
|
const u8 *peer_addr;
|
|
int ret = 0;
|
|
u32 flags = 0;
|
|
|
|
/* BIP needs to be done in software */
|
|
if (key->cipher == WLAN_CIPHER_SUITE_AES_CMAC ||
|
|
key->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_128 ||
|
|
key->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_256 ||
|
|
key->cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256)
|
|
return 1;
|
|
|
|
if (test_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags))
|
|
return 1;
|
|
|
|
if (key->keyidx > WMI_MAX_KEY_INDEX)
|
|
return -ENOSPC;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
if (sta)
|
|
peer_addr = sta->addr;
|
|
else if (arvif->vdev_type == WMI_VDEV_TYPE_STA)
|
|
peer_addr = vif->bss_conf.bssid;
|
|
else
|
|
peer_addr = vif->addr;
|
|
|
|
key->hw_key_idx = key->keyidx;
|
|
|
|
/* the peer should not disappear in mid-way (unless FW goes awry) since
|
|
* we already hold conf_mutex. we just make sure its there now.
|
|
*/
|
|
spin_lock_bh(&ab->base_lock);
|
|
peer = ath11k_peer_find(ab, arvif->vdev_id, peer_addr);
|
|
|
|
/* flush the fragments cache during key (re)install to
|
|
* ensure all frags in the new frag list belong to the same key.
|
|
*/
|
|
if (peer && sta && cmd == SET_KEY)
|
|
ath11k_peer_frags_flush(ar, peer);
|
|
spin_unlock_bh(&ab->base_lock);
|
|
|
|
if (!peer) {
|
|
if (cmd == SET_KEY) {
|
|
ath11k_warn(ab, "cannot install key for non-existent peer %pM\n",
|
|
peer_addr);
|
|
ret = -EOPNOTSUPP;
|
|
goto exit;
|
|
} else {
|
|
/* if the peer doesn't exist there is no key to disable
|
|
* anymore
|
|
*/
|
|
goto exit;
|
|
}
|
|
}
|
|
|
|
if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE)
|
|
flags |= WMI_KEY_PAIRWISE;
|
|
else
|
|
flags |= WMI_KEY_GROUP;
|
|
|
|
ret = ath11k_install_key(arvif, key, cmd, peer_addr, flags);
|
|
if (ret) {
|
|
ath11k_warn(ab, "ath11k_install_key failed (%d)\n", ret);
|
|
goto exit;
|
|
}
|
|
|
|
ret = ath11k_dp_peer_rx_pn_replay_config(arvif, peer_addr, cmd, key);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to offload PN replay detection %d\n", ret);
|
|
goto exit;
|
|
}
|
|
|
|
spin_lock_bh(&ab->base_lock);
|
|
peer = ath11k_peer_find(ab, arvif->vdev_id, peer_addr);
|
|
if (peer && cmd == SET_KEY) {
|
|
peer->keys[key->keyidx] = key;
|
|
if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) {
|
|
peer->ucast_keyidx = key->keyidx;
|
|
peer->sec_type = ath11k_dp_tx_get_encrypt_type(key->cipher);
|
|
} else {
|
|
peer->mcast_keyidx = key->keyidx;
|
|
peer->sec_type_grp = ath11k_dp_tx_get_encrypt_type(key->cipher);
|
|
}
|
|
} else if (peer && cmd == DISABLE_KEY) {
|
|
peer->keys[key->keyidx] = NULL;
|
|
if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE)
|
|
peer->ucast_keyidx = 0;
|
|
else
|
|
peer->mcast_keyidx = 0;
|
|
} else if (!peer)
|
|
/* impossible unless FW goes crazy */
|
|
ath11k_warn(ab, "peer %pM disappeared!\n", peer_addr);
|
|
|
|
if (sta) {
|
|
arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
|
|
switch (key->cipher) {
|
|
case WLAN_CIPHER_SUITE_TKIP:
|
|
case WLAN_CIPHER_SUITE_CCMP:
|
|
case WLAN_CIPHER_SUITE_CCMP_256:
|
|
case WLAN_CIPHER_SUITE_GCMP:
|
|
case WLAN_CIPHER_SUITE_GCMP_256:
|
|
if (cmd == SET_KEY)
|
|
arsta->pn_type = HAL_PN_TYPE_WPA;
|
|
else
|
|
arsta->pn_type = HAL_PN_TYPE_NONE;
|
|
break;
|
|
default:
|
|
arsta->pn_type = HAL_PN_TYPE_NONE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
spin_unlock_bh(&ab->base_lock);
|
|
|
|
exit:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_bitrate_mask_num_vht_rates(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
int num_rates = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++)
|
|
num_rates += hweight16(mask->control[band].vht_mcs[i]);
|
|
|
|
return num_rates;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_bitrate_mask_num_he_rates(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
int num_rates = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].he_mcs); i++)
|
|
num_rates += hweight16(mask->control[band].he_mcs[i]);
|
|
|
|
return num_rates;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_set_peer_vht_fixed_rate(struct ath11k_vif *arvif,
|
|
struct ieee80211_sta *sta,
|
|
const struct cfg80211_bitrate_mask *mask,
|
|
enum nl80211_band band)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
u8 vht_rate, nss;
|
|
u32 rate_code;
|
|
int ret, i;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
nss = 0;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) {
|
|
if (hweight16(mask->control[band].vht_mcs[i]) == 1) {
|
|
nss = i + 1;
|
|
vht_rate = ffs(mask->control[band].vht_mcs[i]) - 1;
|
|
}
|
|
}
|
|
|
|
if (!nss) {
|
|
ath11k_warn(ar->ab, "No single VHT Fixed rate found to set for %pM",
|
|
sta->addr);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Avoid updating invalid nss as fixed rate*/
|
|
if (nss > sta->rx_nss)
|
|
return -EINVAL;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"Setting Fixed VHT Rate for peer %pM. Device will not switch to any other selected rates",
|
|
sta->addr);
|
|
|
|
rate_code = ATH11K_HW_RATE_CODE(vht_rate, nss - 1,
|
|
WMI_RATE_PREAMBLE_VHT);
|
|
ret = ath11k_wmi_set_peer_param(ar, sta->addr,
|
|
arvif->vdev_id,
|
|
WMI_PEER_PARAM_FIXED_RATE,
|
|
rate_code);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to update STA %pM Fixed Rate %d: %d\n",
|
|
sta->addr, rate_code, ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_set_peer_he_fixed_rate(struct ath11k_vif *arvif,
|
|
struct ieee80211_sta *sta,
|
|
const struct cfg80211_bitrate_mask *mask,
|
|
enum nl80211_band band)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
u8 he_rate, nss;
|
|
u32 rate_code;
|
|
int ret, i;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
nss = 0;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].he_mcs); i++) {
|
|
if (hweight16(mask->control[band].he_mcs[i]) == 1) {
|
|
nss = i + 1;
|
|
he_rate = ffs(mask->control[band].he_mcs[i]) - 1;
|
|
}
|
|
}
|
|
|
|
if (!nss) {
|
|
ath11k_warn(ar->ab, "No single he fixed rate found to set for %pM",
|
|
sta->addr);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Avoid updating invalid nss as fixed rate */
|
|
if (nss > sta->rx_nss)
|
|
return -EINVAL;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac setting fixed he rate for peer %pM, device will not switch to any other selected rates",
|
|
sta->addr);
|
|
|
|
rate_code = ATH11K_HW_RATE_CODE(he_rate, nss - 1,
|
|
WMI_RATE_PREAMBLE_HE);
|
|
|
|
ret = ath11k_wmi_set_peer_param(ar, sta->addr,
|
|
arvif->vdev_id,
|
|
WMI_PEER_PARAM_FIXED_RATE,
|
|
rate_code);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to update sta %pM fixed rate %d: %d\n",
|
|
sta->addr, rate_code, ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_station_assoc(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
bool reassoc)
|
|
{
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct peer_assoc_params peer_arg;
|
|
int ret = 0;
|
|
struct cfg80211_chan_def def;
|
|
enum nl80211_band band;
|
|
struct cfg80211_bitrate_mask *mask;
|
|
u8 num_vht_rates, num_he_rates;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(vif, &def)))
|
|
return -EPERM;
|
|
|
|
band = def.chan->band;
|
|
mask = &arvif->bitrate_mask;
|
|
|
|
ath11k_peer_assoc_prepare(ar, vif, sta, &peer_arg, reassoc);
|
|
|
|
peer_arg.is_assoc = true;
|
|
ret = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to run peer assoc for STA %pM vdev %i: %d\n",
|
|
sta->addr, arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) {
|
|
ath11k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n",
|
|
sta->addr, arvif->vdev_id);
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
num_vht_rates = ath11k_mac_bitrate_mask_num_vht_rates(ar, band, mask);
|
|
num_he_rates = ath11k_mac_bitrate_mask_num_he_rates(ar, band, mask);
|
|
|
|
/* If single VHT/HE rate is configured (by set_bitrate_mask()),
|
|
* peer_assoc will disable VHT/HE. This is now enabled by a peer specific
|
|
* fixed param.
|
|
* Note that all other rates and NSS will be disabled for this peer.
|
|
*/
|
|
if (sta->vht_cap.vht_supported && num_vht_rates == 1) {
|
|
ret = ath11k_mac_set_peer_vht_fixed_rate(arvif, sta, mask,
|
|
band);
|
|
if (ret)
|
|
return ret;
|
|
} else if (sta->he_cap.has_he && num_he_rates == 1) {
|
|
ret = ath11k_mac_set_peer_he_fixed_rate(arvif, sta, mask,
|
|
band);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
/* Re-assoc is run only to update supported rates for given station. It
|
|
* doesn't make much sense to reconfigure the peer completely.
|
|
*/
|
|
if (reassoc)
|
|
return 0;
|
|
|
|
ret = ath11k_setup_peer_smps(ar, arvif, sta->addr,
|
|
&sta->ht_cap, le16_to_cpu(sta->he_6ghz_capa.capa));
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to setup peer SMPS for vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
|
|
if (!sta->wme) {
|
|
arvif->num_legacy_stations++;
|
|
ret = ath11k_recalc_rtscts_prot(arvif);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
if (sta->wme && sta->uapsd_queues) {
|
|
ret = ath11k_peer_assoc_qos_ap(ar, arvif, sta);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set qos params for STA %pM for vdev %i: %d\n",
|
|
sta->addr, arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_station_disassoc(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
int ret = 0;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (!sta->wme) {
|
|
arvif->num_legacy_stations--;
|
|
ret = ath11k_recalc_rtscts_prot(arvif);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
ret = ath11k_clear_peer_keys(arvif, sta->addr);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to clear all peer keys for vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_sta_rc_update_wk(struct work_struct *wk)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_vif *arvif;
|
|
struct ath11k_sta *arsta;
|
|
struct ieee80211_sta *sta;
|
|
struct cfg80211_chan_def def;
|
|
enum nl80211_band band;
|
|
const u8 *ht_mcs_mask;
|
|
const u16 *vht_mcs_mask;
|
|
const u16 *he_mcs_mask;
|
|
u32 changed, bw, nss, smps;
|
|
int err, num_vht_rates, num_he_rates;
|
|
const struct cfg80211_bitrate_mask *mask;
|
|
struct peer_assoc_params peer_arg;
|
|
|
|
arsta = container_of(wk, struct ath11k_sta, update_wk);
|
|
sta = container_of((void *)arsta, struct ieee80211_sta, drv_priv);
|
|
arvif = arsta->arvif;
|
|
ar = arvif->ar;
|
|
|
|
if (WARN_ON(ath11k_mac_vif_chan(arvif->vif, &def)))
|
|
return;
|
|
|
|
band = def.chan->band;
|
|
ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs;
|
|
vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs;
|
|
he_mcs_mask = arvif->bitrate_mask.control[band].he_mcs;
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
|
|
changed = arsta->changed;
|
|
arsta->changed = 0;
|
|
|
|
bw = arsta->bw;
|
|
nss = arsta->nss;
|
|
smps = arsta->smps;
|
|
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
nss = max_t(u32, 1, nss);
|
|
nss = min(nss, max(max(ath11k_mac_max_ht_nss(ht_mcs_mask),
|
|
ath11k_mac_max_vht_nss(vht_mcs_mask)),
|
|
ath11k_mac_max_he_nss(he_mcs_mask)));
|
|
|
|
if (changed & IEEE80211_RC_BW_CHANGED) {
|
|
/* Send peer assoc command before set peer bandwidth param to
|
|
* avoid the mismatch between the peer phymode and the peer
|
|
* bandwidth.
|
|
*/
|
|
ath11k_peer_assoc_prepare(ar, arvif->vif, sta, &peer_arg, true);
|
|
|
|
peer_arg.is_assoc = false;
|
|
err = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg);
|
|
if (err) {
|
|
ath11k_warn(ar->ab, "failed to send peer assoc for STA %pM vdev %i: %d\n",
|
|
sta->addr, arvif->vdev_id, err);
|
|
} else if (wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) {
|
|
err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id,
|
|
WMI_PEER_CHWIDTH, bw);
|
|
if (err)
|
|
ath11k_warn(ar->ab, "failed to update STA %pM peer bw %d: %d\n",
|
|
sta->addr, bw, err);
|
|
} else {
|
|
ath11k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n",
|
|
sta->addr, arvif->vdev_id);
|
|
}
|
|
}
|
|
|
|
if (changed & IEEE80211_RC_NSS_CHANGED) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac update sta %pM nss %d\n",
|
|
sta->addr, nss);
|
|
|
|
err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id,
|
|
WMI_PEER_NSS, nss);
|
|
if (err)
|
|
ath11k_warn(ar->ab, "failed to update STA %pM nss %d: %d\n",
|
|
sta->addr, nss, err);
|
|
}
|
|
|
|
if (changed & IEEE80211_RC_SMPS_CHANGED) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac update sta %pM smps %d\n",
|
|
sta->addr, smps);
|
|
|
|
err = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id,
|
|
WMI_PEER_MIMO_PS_STATE, smps);
|
|
if (err)
|
|
ath11k_warn(ar->ab, "failed to update STA %pM smps %d: %d\n",
|
|
sta->addr, smps, err);
|
|
}
|
|
|
|
if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) {
|
|
mask = &arvif->bitrate_mask;
|
|
num_vht_rates = ath11k_mac_bitrate_mask_num_vht_rates(ar, band,
|
|
mask);
|
|
num_he_rates = ath11k_mac_bitrate_mask_num_he_rates(ar, band,
|
|
mask);
|
|
|
|
/* Peer_assoc_prepare will reject vht rates in
|
|
* bitrate_mask if its not available in range format and
|
|
* sets vht tx_rateset as unsupported. So multiple VHT MCS
|
|
* setting(eg. MCS 4,5,6) per peer is not supported here.
|
|
* But, Single rate in VHT mask can be set as per-peer
|
|
* fixed rate. But even if any HT rates are configured in
|
|
* the bitrate mask, device will not switch to those rates
|
|
* when per-peer Fixed rate is set.
|
|
* TODO: Check RATEMASK_CMDID to support auto rates selection
|
|
* across HT/VHT and for multiple VHT MCS support.
|
|
*/
|
|
if (sta->vht_cap.vht_supported && num_vht_rates == 1) {
|
|
ath11k_mac_set_peer_vht_fixed_rate(arvif, sta, mask,
|
|
band);
|
|
} else if (sta->he_cap.has_he && num_he_rates == 1) {
|
|
ath11k_mac_set_peer_he_fixed_rate(arvif, sta, mask,
|
|
band);
|
|
} else {
|
|
/* If the peer is non-VHT/HE or no fixed VHT/HE rate
|
|
* is provided in the new bitrate mask we set the
|
|
* other rates using peer_assoc command. Also clear
|
|
* the peer fixed rate settings as it has higher proprity
|
|
* than peer assoc
|
|
*/
|
|
err = ath11k_wmi_set_peer_param(ar, sta->addr,
|
|
arvif->vdev_id,
|
|
WMI_PEER_PARAM_FIXED_RATE,
|
|
WMI_FIXED_RATE_NONE);
|
|
if (err)
|
|
ath11k_warn(ar->ab,
|
|
"failed to disable peer fixed rate for sta %pM: %d\n",
|
|
sta->addr, err);
|
|
|
|
ath11k_peer_assoc_prepare(ar, arvif->vif, sta,
|
|
&peer_arg, true);
|
|
|
|
peer_arg.is_assoc = false;
|
|
err = ath11k_wmi_send_peer_assoc_cmd(ar, &peer_arg);
|
|
if (err)
|
|
ath11k_warn(ar->ab, "failed to run peer assoc for STA %pM vdev %i: %d\n",
|
|
sta->addr, arvif->vdev_id, err);
|
|
|
|
if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ))
|
|
ath11k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n",
|
|
sta->addr, arvif->vdev_id);
|
|
}
|
|
}
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static void ath11k_sta_set_4addr_wk(struct work_struct *wk)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_vif *arvif;
|
|
struct ath11k_sta *arsta;
|
|
struct ieee80211_sta *sta;
|
|
int ret = 0;
|
|
|
|
arsta = container_of(wk, struct ath11k_sta, set_4addr_wk);
|
|
sta = container_of((void *)arsta, struct ieee80211_sta, drv_priv);
|
|
arvif = arsta->arvif;
|
|
ar = arvif->ar;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"setting USE_4ADDR for peer %pM\n", sta->addr);
|
|
|
|
ret = ath11k_wmi_set_peer_param(ar, sta->addr,
|
|
arvif->vdev_id,
|
|
WMI_PEER_USE_4ADDR, 1);
|
|
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set peer %pM 4addr capability: %d\n",
|
|
sta->addr, ret);
|
|
}
|
|
|
|
static int ath11k_mac_inc_num_stations(struct ath11k_vif *arvif,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_STA && !sta->tdls)
|
|
return 0;
|
|
|
|
if (ar->num_stations >= ar->max_num_stations)
|
|
return -ENOBUFS;
|
|
|
|
ar->num_stations++;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_mac_dec_num_stations(struct ath11k_vif *arvif,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_STA && !sta->tdls)
|
|
return;
|
|
|
|
ar->num_stations--;
|
|
}
|
|
|
|
static int ath11k_mac_station_add(struct ath11k *ar,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
struct peer_create_params peer_param;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
ret = ath11k_mac_inc_num_stations(arvif, sta);
|
|
if (ret) {
|
|
ath11k_warn(ab, "refusing to associate station: too many connected already (%d)\n",
|
|
ar->max_num_stations);
|
|
goto exit;
|
|
}
|
|
|
|
arsta->rx_stats = kzalloc(sizeof(*arsta->rx_stats), GFP_KERNEL);
|
|
if (!arsta->rx_stats) {
|
|
ret = -ENOMEM;
|
|
goto dec_num_station;
|
|
}
|
|
|
|
peer_param.vdev_id = arvif->vdev_id;
|
|
peer_param.peer_addr = sta->addr;
|
|
peer_param.peer_type = WMI_PEER_TYPE_DEFAULT;
|
|
|
|
ret = ath11k_peer_create(ar, arvif, sta, &peer_param);
|
|
if (ret) {
|
|
ath11k_warn(ab, "Failed to add peer: %pM for VDEV: %d\n",
|
|
sta->addr, arvif->vdev_id);
|
|
goto free_rx_stats;
|
|
}
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC, "Added peer: %pM for VDEV: %d\n",
|
|
sta->addr, arvif->vdev_id);
|
|
|
|
if (ath11k_debugfs_is_extd_tx_stats_enabled(ar)) {
|
|
arsta->tx_stats = kzalloc(sizeof(*arsta->tx_stats), GFP_KERNEL);
|
|
if (!arsta->tx_stats) {
|
|
ret = -ENOMEM;
|
|
goto free_peer;
|
|
}
|
|
}
|
|
|
|
if (ieee80211_vif_is_mesh(vif)) {
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"setting USE_4ADDR for mesh STA %pM\n", sta->addr);
|
|
ret = ath11k_wmi_set_peer_param(ar, sta->addr,
|
|
arvif->vdev_id,
|
|
WMI_PEER_USE_4ADDR, 1);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to set mesh STA %pM 4addr capability: %d\n",
|
|
sta->addr, ret);
|
|
goto free_tx_stats;
|
|
}
|
|
}
|
|
|
|
ret = ath11k_dp_peer_setup(ar, arvif->vdev_id, sta->addr);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to setup dp for peer %pM on vdev %i (%d)\n",
|
|
sta->addr, arvif->vdev_id, ret);
|
|
goto free_tx_stats;
|
|
}
|
|
|
|
if (ab->hw_params.vdev_start_delay &&
|
|
!arvif->is_started &&
|
|
arvif->vdev_type != WMI_VDEV_TYPE_AP) {
|
|
ret = ath11k_start_vdev_delay(ar->hw, vif);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to delay vdev start: %d\n", ret);
|
|
goto free_tx_stats;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
|
|
free_tx_stats:
|
|
kfree(arsta->tx_stats);
|
|
arsta->tx_stats = NULL;
|
|
free_peer:
|
|
ath11k_peer_delete(ar, arvif->vdev_id, sta->addr);
|
|
free_rx_stats:
|
|
kfree(arsta->rx_stats);
|
|
arsta->rx_stats = NULL;
|
|
dec_num_station:
|
|
ath11k_mac_dec_num_stations(arvif, sta);
|
|
exit:
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_op_sta_state(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
enum ieee80211_sta_state old_state,
|
|
enum ieee80211_sta_state new_state)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
struct ath11k_peer *peer;
|
|
int ret = 0;
|
|
|
|
/* cancel must be done outside the mutex to avoid deadlock */
|
|
if ((old_state == IEEE80211_STA_NONE &&
|
|
new_state == IEEE80211_STA_NOTEXIST)) {
|
|
cancel_work_sync(&arsta->update_wk);
|
|
cancel_work_sync(&arsta->set_4addr_wk);
|
|
}
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
if (old_state == IEEE80211_STA_NOTEXIST &&
|
|
new_state == IEEE80211_STA_NONE) {
|
|
memset(arsta, 0, sizeof(*arsta));
|
|
arsta->arvif = arvif;
|
|
INIT_WORK(&arsta->update_wk, ath11k_sta_rc_update_wk);
|
|
INIT_WORK(&arsta->set_4addr_wk, ath11k_sta_set_4addr_wk);
|
|
|
|
ret = ath11k_mac_station_add(ar, vif, sta);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to add station: %pM for VDEV: %d\n",
|
|
sta->addr, arvif->vdev_id);
|
|
} else if ((old_state == IEEE80211_STA_NONE &&
|
|
new_state == IEEE80211_STA_NOTEXIST)) {
|
|
bool skip_peer_delete = ar->ab->hw_params.vdev_start_delay &&
|
|
vif->type == NL80211_IFTYPE_STATION;
|
|
|
|
ath11k_dp_peer_cleanup(ar, arvif->vdev_id, sta->addr);
|
|
|
|
if (!skip_peer_delete) {
|
|
ret = ath11k_peer_delete(ar, arvif->vdev_id, sta->addr);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"Failed to delete peer: %pM for VDEV: %d\n",
|
|
sta->addr, arvif->vdev_id);
|
|
else
|
|
ath11k_dbg(ar->ab,
|
|
ATH11K_DBG_MAC,
|
|
"Removed peer: %pM for VDEV: %d\n",
|
|
sta->addr, arvif->vdev_id);
|
|
}
|
|
|
|
ath11k_mac_dec_num_stations(arvif, sta);
|
|
spin_lock_bh(&ar->ab->base_lock);
|
|
peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr);
|
|
if (skip_peer_delete && peer) {
|
|
peer->sta = NULL;
|
|
} else if (peer && peer->sta == sta) {
|
|
ath11k_warn(ar->ab, "Found peer entry %pM n vdev %i after it was supposedly removed\n",
|
|
vif->addr, arvif->vdev_id);
|
|
peer->sta = NULL;
|
|
list_del(&peer->list);
|
|
kfree(peer);
|
|
ar->num_peers--;
|
|
}
|
|
spin_unlock_bh(&ar->ab->base_lock);
|
|
|
|
kfree(arsta->tx_stats);
|
|
arsta->tx_stats = NULL;
|
|
|
|
kfree(arsta->rx_stats);
|
|
arsta->rx_stats = NULL;
|
|
} else if (old_state == IEEE80211_STA_AUTH &&
|
|
new_state == IEEE80211_STA_ASSOC &&
|
|
(vif->type == NL80211_IFTYPE_AP ||
|
|
vif->type == NL80211_IFTYPE_MESH_POINT ||
|
|
vif->type == NL80211_IFTYPE_ADHOC)) {
|
|
ret = ath11k_station_assoc(ar, vif, sta, false);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to associate station: %pM\n",
|
|
sta->addr);
|
|
} else if (old_state == IEEE80211_STA_ASSOC &&
|
|
new_state == IEEE80211_STA_AUTHORIZED) {
|
|
spin_lock_bh(&ar->ab->base_lock);
|
|
|
|
peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr);
|
|
if (peer)
|
|
peer->is_authorized = true;
|
|
|
|
spin_unlock_bh(&ar->ab->base_lock);
|
|
|
|
if (vif->type == NL80211_IFTYPE_STATION && arvif->is_up) {
|
|
ret = ath11k_wmi_set_peer_param(ar, sta->addr,
|
|
arvif->vdev_id,
|
|
WMI_PEER_AUTHORIZE,
|
|
1);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Unable to authorize peer %pM vdev %d: %d\n",
|
|
sta->addr, arvif->vdev_id, ret);
|
|
}
|
|
} else if (old_state == IEEE80211_STA_AUTHORIZED &&
|
|
new_state == IEEE80211_STA_ASSOC) {
|
|
spin_lock_bh(&ar->ab->base_lock);
|
|
|
|
peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr);
|
|
if (peer)
|
|
peer->is_authorized = false;
|
|
|
|
spin_unlock_bh(&ar->ab->base_lock);
|
|
} else if (old_state == IEEE80211_STA_ASSOC &&
|
|
new_state == IEEE80211_STA_AUTH &&
|
|
(vif->type == NL80211_IFTYPE_AP ||
|
|
vif->type == NL80211_IFTYPE_MESH_POINT ||
|
|
vif->type == NL80211_IFTYPE_ADHOC)) {
|
|
ret = ath11k_station_disassoc(ar, vif, sta);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "Failed to disassociate station: %pM\n",
|
|
sta->addr);
|
|
}
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
int ret = 0;
|
|
s16 txpwr;
|
|
|
|
if (sta->txpwr.type == NL80211_TX_POWER_AUTOMATIC) {
|
|
txpwr = 0;
|
|
} else {
|
|
txpwr = sta->txpwr.power;
|
|
if (!txpwr)
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (txpwr > ATH11K_TX_POWER_MAX_VAL || txpwr < ATH11K_TX_POWER_MIN_VAL)
|
|
return -EINVAL;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ret = ath11k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id,
|
|
WMI_PEER_USE_FIXED_PWR, txpwr);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set tx power for station ret: %d\n",
|
|
ret);
|
|
goto out;
|
|
}
|
|
|
|
out:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
}
|
|
|
|
static void ath11k_mac_op_sta_set_4addr(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta, bool enabled)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
|
|
if (enabled && !arsta->use_4addr_set) {
|
|
ieee80211_queue_work(ar->hw, &arsta->set_4addr_wk);
|
|
arsta->use_4addr_set = true;
|
|
}
|
|
}
|
|
|
|
static void ath11k_mac_op_sta_rc_update(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
u32 changed)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct ath11k_peer *peer;
|
|
u32 bw, smps;
|
|
|
|
spin_lock_bh(&ar->ab->base_lock);
|
|
|
|
peer = ath11k_peer_find(ar->ab, arvif->vdev_id, sta->addr);
|
|
if (!peer) {
|
|
spin_unlock_bh(&ar->ab->base_lock);
|
|
ath11k_warn(ar->ab, "mac sta rc update failed to find peer %pM on vdev %i\n",
|
|
sta->addr, arvif->vdev_id);
|
|
return;
|
|
}
|
|
|
|
spin_unlock_bh(&ar->ab->base_lock);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac sta rc update for %pM changed %08x bw %d nss %d smps %d\n",
|
|
sta->addr, changed, sta->bandwidth, sta->rx_nss,
|
|
sta->smps_mode);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
|
|
if (changed & IEEE80211_RC_BW_CHANGED) {
|
|
bw = WMI_PEER_CHWIDTH_20MHZ;
|
|
|
|
switch (sta->bandwidth) {
|
|
case IEEE80211_STA_RX_BW_20:
|
|
bw = WMI_PEER_CHWIDTH_20MHZ;
|
|
break;
|
|
case IEEE80211_STA_RX_BW_40:
|
|
bw = WMI_PEER_CHWIDTH_40MHZ;
|
|
break;
|
|
case IEEE80211_STA_RX_BW_80:
|
|
bw = WMI_PEER_CHWIDTH_80MHZ;
|
|
break;
|
|
case IEEE80211_STA_RX_BW_160:
|
|
bw = WMI_PEER_CHWIDTH_160MHZ;
|
|
break;
|
|
default:
|
|
ath11k_warn(ar->ab, "Invalid bandwidth %d in rc update for %pM\n",
|
|
sta->bandwidth, sta->addr);
|
|
bw = WMI_PEER_CHWIDTH_20MHZ;
|
|
break;
|
|
}
|
|
|
|
arsta->bw = bw;
|
|
}
|
|
|
|
if (changed & IEEE80211_RC_NSS_CHANGED)
|
|
arsta->nss = sta->rx_nss;
|
|
|
|
if (changed & IEEE80211_RC_SMPS_CHANGED) {
|
|
smps = WMI_PEER_SMPS_PS_NONE;
|
|
|
|
switch (sta->smps_mode) {
|
|
case IEEE80211_SMPS_AUTOMATIC:
|
|
case IEEE80211_SMPS_OFF:
|
|
smps = WMI_PEER_SMPS_PS_NONE;
|
|
break;
|
|
case IEEE80211_SMPS_STATIC:
|
|
smps = WMI_PEER_SMPS_STATIC;
|
|
break;
|
|
case IEEE80211_SMPS_DYNAMIC:
|
|
smps = WMI_PEER_SMPS_DYNAMIC;
|
|
break;
|
|
default:
|
|
ath11k_warn(ar->ab, "Invalid smps %d in sta rc update for %pM\n",
|
|
sta->smps_mode, sta->addr);
|
|
smps = WMI_PEER_SMPS_PS_NONE;
|
|
break;
|
|
}
|
|
|
|
arsta->smps = smps;
|
|
}
|
|
|
|
arsta->changed |= changed;
|
|
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
ieee80211_queue_work(hw, &arsta->update_wk);
|
|
}
|
|
|
|
static int ath11k_conf_tx_uapsd(struct ath11k *ar, struct ieee80211_vif *vif,
|
|
u16 ac, bool enable)
|
|
{
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
u32 value = 0;
|
|
int ret = 0;
|
|
|
|
if (arvif->vdev_type != WMI_VDEV_TYPE_STA)
|
|
return 0;
|
|
|
|
switch (ac) {
|
|
case IEEE80211_AC_VO:
|
|
value = WMI_STA_PS_UAPSD_AC3_DELIVERY_EN |
|
|
WMI_STA_PS_UAPSD_AC3_TRIGGER_EN;
|
|
break;
|
|
case IEEE80211_AC_VI:
|
|
value = WMI_STA_PS_UAPSD_AC2_DELIVERY_EN |
|
|
WMI_STA_PS_UAPSD_AC2_TRIGGER_EN;
|
|
break;
|
|
case IEEE80211_AC_BE:
|
|
value = WMI_STA_PS_UAPSD_AC1_DELIVERY_EN |
|
|
WMI_STA_PS_UAPSD_AC1_TRIGGER_EN;
|
|
break;
|
|
case IEEE80211_AC_BK:
|
|
value = WMI_STA_PS_UAPSD_AC0_DELIVERY_EN |
|
|
WMI_STA_PS_UAPSD_AC0_TRIGGER_EN;
|
|
break;
|
|
}
|
|
|
|
if (enable)
|
|
arvif->u.sta.uapsd |= value;
|
|
else
|
|
arvif->u.sta.uapsd &= ~value;
|
|
|
|
ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id,
|
|
WMI_STA_PS_PARAM_UAPSD,
|
|
arvif->u.sta.uapsd);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "could not set uapsd params %d\n", ret);
|
|
goto exit;
|
|
}
|
|
|
|
if (arvif->u.sta.uapsd)
|
|
value = WMI_STA_PS_RX_WAKE_POLICY_POLL_UAPSD;
|
|
else
|
|
value = WMI_STA_PS_RX_WAKE_POLICY_WAKE;
|
|
|
|
ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id,
|
|
WMI_STA_PS_PARAM_RX_WAKE_POLICY,
|
|
value);
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "could not set rx wake param %d\n", ret);
|
|
|
|
exit:
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_op_conf_tx(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif, u16 ac,
|
|
const struct ieee80211_tx_queue_params *params)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct wmi_wmm_params_arg *p = NULL;
|
|
int ret;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
switch (ac) {
|
|
case IEEE80211_AC_VO:
|
|
p = &arvif->wmm_params.ac_vo;
|
|
break;
|
|
case IEEE80211_AC_VI:
|
|
p = &arvif->wmm_params.ac_vi;
|
|
break;
|
|
case IEEE80211_AC_BE:
|
|
p = &arvif->wmm_params.ac_be;
|
|
break;
|
|
case IEEE80211_AC_BK:
|
|
p = &arvif->wmm_params.ac_bk;
|
|
break;
|
|
}
|
|
|
|
if (WARN_ON(!p)) {
|
|
ret = -EINVAL;
|
|
goto exit;
|
|
}
|
|
|
|
p->cwmin = params->cw_min;
|
|
p->cwmax = params->cw_max;
|
|
p->aifs = params->aifs;
|
|
p->txop = params->txop;
|
|
|
|
ret = ath11k_wmi_send_wmm_update_cmd_tlv(ar, arvif->vdev_id,
|
|
&arvif->wmm_params);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set wmm params: %d\n", ret);
|
|
goto exit;
|
|
}
|
|
|
|
ret = ath11k_conf_tx_uapsd(ar, vif, ac, params->uapsd);
|
|
|
|
if (ret)
|
|
ath11k_warn(ar->ab, "failed to set sta uapsd: %d\n", ret);
|
|
|
|
exit:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
}
|
|
|
|
static struct ieee80211_sta_ht_cap
|
|
ath11k_create_ht_cap(struct ath11k *ar, u32 ar_ht_cap, u32 rate_cap_rx_chainmask)
|
|
{
|
|
int i;
|
|
struct ieee80211_sta_ht_cap ht_cap = {0};
|
|
u32 ar_vht_cap = ar->pdev->cap.vht_cap;
|
|
|
|
if (!(ar_ht_cap & WMI_HT_CAP_ENABLED))
|
|
return ht_cap;
|
|
|
|
ht_cap.ht_supported = 1;
|
|
ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
|
|
ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
|
|
ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
|
|
ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40;
|
|
ht_cap.cap |= WLAN_HT_CAP_SM_PS_STATIC << IEEE80211_HT_CAP_SM_PS_SHIFT;
|
|
|
|
if (ar_ht_cap & WMI_HT_CAP_HT20_SGI)
|
|
ht_cap.cap |= IEEE80211_HT_CAP_SGI_20;
|
|
|
|
if (ar_ht_cap & WMI_HT_CAP_HT40_SGI)
|
|
ht_cap.cap |= IEEE80211_HT_CAP_SGI_40;
|
|
|
|
if (ar_ht_cap & WMI_HT_CAP_DYNAMIC_SMPS) {
|
|
u32 smps;
|
|
|
|
smps = WLAN_HT_CAP_SM_PS_DYNAMIC;
|
|
smps <<= IEEE80211_HT_CAP_SM_PS_SHIFT;
|
|
|
|
ht_cap.cap |= smps;
|
|
}
|
|
|
|
if (ar_ht_cap & WMI_HT_CAP_TX_STBC)
|
|
ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC;
|
|
|
|
if (ar_ht_cap & WMI_HT_CAP_RX_STBC) {
|
|
u32 stbc;
|
|
|
|
stbc = ar_ht_cap;
|
|
stbc &= WMI_HT_CAP_RX_STBC;
|
|
stbc >>= WMI_HT_CAP_RX_STBC_MASK_SHIFT;
|
|
stbc <<= IEEE80211_HT_CAP_RX_STBC_SHIFT;
|
|
stbc &= IEEE80211_HT_CAP_RX_STBC;
|
|
|
|
ht_cap.cap |= stbc;
|
|
}
|
|
|
|
if (ar_ht_cap & WMI_HT_CAP_RX_LDPC)
|
|
ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING;
|
|
|
|
if (ar_ht_cap & WMI_HT_CAP_L_SIG_TXOP_PROT)
|
|
ht_cap.cap |= IEEE80211_HT_CAP_LSIG_TXOP_PROT;
|
|
|
|
if (ar_vht_cap & WMI_VHT_CAP_MAX_MPDU_LEN_MASK)
|
|
ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU;
|
|
|
|
for (i = 0; i < ar->num_rx_chains; i++) {
|
|
if (rate_cap_rx_chainmask & BIT(i))
|
|
ht_cap.mcs.rx_mask[i] = 0xFF;
|
|
}
|
|
|
|
ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED;
|
|
|
|
return ht_cap;
|
|
}
|
|
|
|
static int ath11k_mac_set_txbf_conf(struct ath11k_vif *arvif)
|
|
{
|
|
u32 value = 0;
|
|
struct ath11k *ar = arvif->ar;
|
|
int nsts;
|
|
int sound_dim;
|
|
u32 vht_cap = ar->pdev->cap.vht_cap;
|
|
u32 vdev_param = WMI_VDEV_PARAM_TXBF;
|
|
|
|
if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)) {
|
|
nsts = vht_cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK;
|
|
nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT;
|
|
value |= SM(nsts, WMI_TXBF_STS_CAP_OFFSET);
|
|
}
|
|
|
|
if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)) {
|
|
sound_dim = vht_cap &
|
|
IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK;
|
|
sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT;
|
|
if (sound_dim > (ar->num_tx_chains - 1))
|
|
sound_dim = ar->num_tx_chains - 1;
|
|
value |= SM(sound_dim, WMI_BF_SOUND_DIM_OFFSET);
|
|
}
|
|
|
|
if (!value)
|
|
return 0;
|
|
|
|
if (vht_cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) {
|
|
value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFER;
|
|
|
|
if ((vht_cap & IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE) &&
|
|
arvif->vdev_type == WMI_VDEV_TYPE_AP)
|
|
value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFER;
|
|
}
|
|
|
|
/* TODO: SUBFEE not validated in HK, disable here until validated? */
|
|
|
|
if (vht_cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE) {
|
|
value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFEE;
|
|
|
|
if ((vht_cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE) &&
|
|
arvif->vdev_type == WMI_VDEV_TYPE_STA)
|
|
value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFEE;
|
|
}
|
|
|
|
return ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, value);
|
|
}
|
|
|
|
static void ath11k_set_vht_txbf_cap(struct ath11k *ar, u32 *vht_cap)
|
|
{
|
|
bool subfer, subfee;
|
|
int sound_dim = 0;
|
|
|
|
subfer = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE));
|
|
subfee = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE));
|
|
|
|
if (ar->num_tx_chains < 2) {
|
|
*vht_cap &= ~(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE);
|
|
subfer = false;
|
|
}
|
|
|
|
/* If SU Beaformer is not set, then disable MU Beamformer Capability */
|
|
if (!subfer)
|
|
*vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
|
|
|
|
/* If SU Beaformee is not set, then disable MU Beamformee Capability */
|
|
if (!subfee)
|
|
*vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
|
|
|
|
sound_dim = (*vht_cap & IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK);
|
|
sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT;
|
|
*vht_cap &= ~IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK;
|
|
|
|
/* TODO: Need to check invalid STS and Sound_dim values set by FW? */
|
|
|
|
/* Enable Sounding Dimension Field only if SU BF is enabled */
|
|
if (subfer) {
|
|
if (sound_dim > (ar->num_tx_chains - 1))
|
|
sound_dim = ar->num_tx_chains - 1;
|
|
|
|
sound_dim <<= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT;
|
|
sound_dim &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK;
|
|
*vht_cap |= sound_dim;
|
|
}
|
|
|
|
/* Use the STS advertised by FW unless SU Beamformee is not supported*/
|
|
if (!subfee)
|
|
*vht_cap &= ~(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK);
|
|
}
|
|
|
|
static struct ieee80211_sta_vht_cap
|
|
ath11k_create_vht_cap(struct ath11k *ar, u32 rate_cap_tx_chainmask,
|
|
u32 rate_cap_rx_chainmask)
|
|
{
|
|
struct ieee80211_sta_vht_cap vht_cap = {0};
|
|
u16 txmcs_map, rxmcs_map;
|
|
int i;
|
|
|
|
vht_cap.vht_supported = 1;
|
|
vht_cap.cap = ar->pdev->cap.vht_cap;
|
|
|
|
if (ar->pdev->cap.nss_ratio_enabled)
|
|
vht_cap.vht_mcs.tx_highest |=
|
|
cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE);
|
|
|
|
ath11k_set_vht_txbf_cap(ar, &vht_cap.cap);
|
|
|
|
rxmcs_map = 0;
|
|
txmcs_map = 0;
|
|
for (i = 0; i < 8; i++) {
|
|
if (i < ar->num_tx_chains && rate_cap_tx_chainmask & BIT(i))
|
|
txmcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2);
|
|
else
|
|
txmcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2);
|
|
|
|
if (i < ar->num_rx_chains && rate_cap_rx_chainmask & BIT(i))
|
|
rxmcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2);
|
|
else
|
|
rxmcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2);
|
|
}
|
|
|
|
if (rate_cap_tx_chainmask <= 1)
|
|
vht_cap.cap &= ~IEEE80211_VHT_CAP_TXSTBC;
|
|
|
|
vht_cap.vht_mcs.rx_mcs_map = cpu_to_le16(rxmcs_map);
|
|
vht_cap.vht_mcs.tx_mcs_map = cpu_to_le16(txmcs_map);
|
|
|
|
return vht_cap;
|
|
}
|
|
|
|
static void ath11k_mac_setup_ht_vht_cap(struct ath11k *ar,
|
|
struct ath11k_pdev_cap *cap,
|
|
u32 *ht_cap_info)
|
|
{
|
|
struct ieee80211_supported_band *band;
|
|
u32 rate_cap_tx_chainmask;
|
|
u32 rate_cap_rx_chainmask;
|
|
u32 ht_cap;
|
|
|
|
rate_cap_tx_chainmask = ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift;
|
|
rate_cap_rx_chainmask = ar->cfg_rx_chainmask >> cap->rx_chain_mask_shift;
|
|
|
|
if (cap->supported_bands & WMI_HOST_WLAN_2G_CAP) {
|
|
band = &ar->mac.sbands[NL80211_BAND_2GHZ];
|
|
ht_cap = cap->band[NL80211_BAND_2GHZ].ht_cap_info;
|
|
if (ht_cap_info)
|
|
*ht_cap_info = ht_cap;
|
|
band->ht_cap = ath11k_create_ht_cap(ar, ht_cap,
|
|
rate_cap_rx_chainmask);
|
|
}
|
|
|
|
if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP &&
|
|
(ar->ab->hw_params.single_pdev_only ||
|
|
!ar->supports_6ghz)) {
|
|
band = &ar->mac.sbands[NL80211_BAND_5GHZ];
|
|
ht_cap = cap->band[NL80211_BAND_5GHZ].ht_cap_info;
|
|
if (ht_cap_info)
|
|
*ht_cap_info = ht_cap;
|
|
band->ht_cap = ath11k_create_ht_cap(ar, ht_cap,
|
|
rate_cap_rx_chainmask);
|
|
band->vht_cap = ath11k_create_vht_cap(ar, rate_cap_tx_chainmask,
|
|
rate_cap_rx_chainmask);
|
|
}
|
|
}
|
|
|
|
static int ath11k_check_chain_mask(struct ath11k *ar, u32 ant, bool is_tx_ant)
|
|
{
|
|
/* TODO: Check the request chainmask against the supported
|
|
* chainmask table which is advertised in extented_service_ready event
|
|
*/
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_gen_ppe_thresh(struct ath11k_ppe_threshold *fw_ppet,
|
|
u8 *he_ppet)
|
|
{
|
|
int nss, ru;
|
|
u8 bit = 7;
|
|
|
|
he_ppet[0] = fw_ppet->numss_m1 & IEEE80211_PPE_THRES_NSS_MASK;
|
|
he_ppet[0] |= (fw_ppet->ru_bit_mask <<
|
|
IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS) &
|
|
IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK;
|
|
for (nss = 0; nss <= fw_ppet->numss_m1; nss++) {
|
|
for (ru = 0; ru < 4; ru++) {
|
|
u8 val;
|
|
int i;
|
|
|
|
if ((fw_ppet->ru_bit_mask & BIT(ru)) == 0)
|
|
continue;
|
|
val = (fw_ppet->ppet16_ppet8_ru3_ru0[nss] >> (ru * 6)) &
|
|
0x3f;
|
|
val = ((val >> 3) & 0x7) | ((val & 0x7) << 3);
|
|
for (i = 5; i >= 0; i--) {
|
|
he_ppet[bit / 8] |=
|
|
((val >> i) & 0x1) << ((bit % 8));
|
|
bit++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_filter_he_cap_mesh(struct ieee80211_he_cap_elem *he_cap_elem)
|
|
{
|
|
u8 m;
|
|
|
|
m = IEEE80211_HE_MAC_CAP0_TWT_RES |
|
|
IEEE80211_HE_MAC_CAP0_TWT_REQ;
|
|
he_cap_elem->mac_cap_info[0] &= ~m;
|
|
|
|
m = IEEE80211_HE_MAC_CAP2_TRS |
|
|
IEEE80211_HE_MAC_CAP2_BCAST_TWT |
|
|
IEEE80211_HE_MAC_CAP2_MU_CASCADING;
|
|
he_cap_elem->mac_cap_info[2] &= ~m;
|
|
|
|
m = IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED |
|
|
IEEE80211_HE_MAC_CAP2_BCAST_TWT |
|
|
IEEE80211_HE_MAC_CAP2_MU_CASCADING;
|
|
he_cap_elem->mac_cap_info[3] &= ~m;
|
|
|
|
m = IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG |
|
|
IEEE80211_HE_MAC_CAP4_BQR;
|
|
he_cap_elem->mac_cap_info[4] &= ~m;
|
|
|
|
m = IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION |
|
|
IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU |
|
|
IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING |
|
|
IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX;
|
|
he_cap_elem->mac_cap_info[5] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
|
|
IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO;
|
|
he_cap_elem->phy_cap_info[2] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU |
|
|
IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK |
|
|
IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK;
|
|
he_cap_elem->phy_cap_info[3] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER;
|
|
he_cap_elem->phy_cap_info[4] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK;
|
|
he_cap_elem->phy_cap_info[5] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU |
|
|
IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB |
|
|
IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
|
|
IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO;
|
|
he_cap_elem->phy_cap_info[6] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP7_PSR_BASED_SR |
|
|
IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
|
|
IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ |
|
|
IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ;
|
|
he_cap_elem->phy_cap_info[7] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI |
|
|
IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
|
|
IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
|
|
IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU;
|
|
he_cap_elem->phy_cap_info[8] &= ~m;
|
|
|
|
m = IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
|
|
IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
|
|
IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
|
|
IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
|
|
IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
|
|
IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
|
|
he_cap_elem->phy_cap_info[9] &= ~m;
|
|
}
|
|
|
|
static __le16 ath11k_mac_setup_he_6ghz_cap(struct ath11k_pdev_cap *pcap,
|
|
struct ath11k_band_cap *bcap)
|
|
{
|
|
u8 val;
|
|
|
|
bcap->he_6ghz_capa = IEEE80211_HT_MPDU_DENSITY_NONE;
|
|
if (bcap->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS)
|
|
bcap->he_6ghz_capa |=
|
|
FIELD_PREP(IEEE80211_HE_6GHZ_CAP_SM_PS,
|
|
WLAN_HT_CAP_SM_PS_DYNAMIC);
|
|
else
|
|
bcap->he_6ghz_capa |=
|
|
FIELD_PREP(IEEE80211_HE_6GHZ_CAP_SM_PS,
|
|
WLAN_HT_CAP_SM_PS_DISABLED);
|
|
val = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
|
|
pcap->vht_cap);
|
|
bcap->he_6ghz_capa |=
|
|
FIELD_PREP(IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP, val);
|
|
val = FIELD_GET(IEEE80211_VHT_CAP_MAX_MPDU_MASK, pcap->vht_cap);
|
|
bcap->he_6ghz_capa |=
|
|
FIELD_PREP(IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN, val);
|
|
if (pcap->vht_cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN)
|
|
bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
|
|
if (pcap->vht_cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN)
|
|
bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS;
|
|
|
|
return cpu_to_le16(bcap->he_6ghz_capa);
|
|
}
|
|
|
|
static int ath11k_mac_copy_he_cap(struct ath11k *ar,
|
|
struct ath11k_pdev_cap *cap,
|
|
struct ieee80211_sband_iftype_data *data,
|
|
int band)
|
|
{
|
|
int i, idx = 0;
|
|
|
|
for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
|
|
struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap;
|
|
struct ath11k_band_cap *band_cap = &cap->band[band];
|
|
struct ieee80211_he_cap_elem *he_cap_elem =
|
|
&he_cap->he_cap_elem;
|
|
|
|
switch (i) {
|
|
case NL80211_IFTYPE_STATION:
|
|
case NL80211_IFTYPE_AP:
|
|
case NL80211_IFTYPE_MESH_POINT:
|
|
break;
|
|
|
|
default:
|
|
continue;
|
|
}
|
|
|
|
data[idx].types_mask = BIT(i);
|
|
he_cap->has_he = true;
|
|
memcpy(he_cap_elem->mac_cap_info, band_cap->he_cap_info,
|
|
sizeof(he_cap_elem->mac_cap_info));
|
|
memcpy(he_cap_elem->phy_cap_info, band_cap->he_cap_phy_info,
|
|
sizeof(he_cap_elem->phy_cap_info));
|
|
|
|
he_cap_elem->mac_cap_info[1] &=
|
|
IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK;
|
|
|
|
he_cap_elem->phy_cap_info[5] &=
|
|
~IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK;
|
|
he_cap_elem->phy_cap_info[5] |= ar->num_tx_chains - 1;
|
|
|
|
switch (i) {
|
|
case NL80211_IFTYPE_AP:
|
|
he_cap_elem->phy_cap_info[3] &=
|
|
~IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK;
|
|
he_cap_elem->phy_cap_info[9] |=
|
|
IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
|
|
break;
|
|
case NL80211_IFTYPE_STATION:
|
|
he_cap_elem->mac_cap_info[0] &=
|
|
~IEEE80211_HE_MAC_CAP0_TWT_RES;
|
|
he_cap_elem->mac_cap_info[0] |=
|
|
IEEE80211_HE_MAC_CAP0_TWT_REQ;
|
|
he_cap_elem->phy_cap_info[9] |=
|
|
IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU;
|
|
break;
|
|
case NL80211_IFTYPE_MESH_POINT:
|
|
ath11k_mac_filter_he_cap_mesh(he_cap_elem);
|
|
break;
|
|
}
|
|
|
|
he_cap->he_mcs_nss_supp.rx_mcs_80 =
|
|
cpu_to_le16(band_cap->he_mcs & 0xffff);
|
|
he_cap->he_mcs_nss_supp.tx_mcs_80 =
|
|
cpu_to_le16(band_cap->he_mcs & 0xffff);
|
|
he_cap->he_mcs_nss_supp.rx_mcs_160 =
|
|
cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff);
|
|
he_cap->he_mcs_nss_supp.tx_mcs_160 =
|
|
cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff);
|
|
he_cap->he_mcs_nss_supp.rx_mcs_80p80 =
|
|
cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff);
|
|
he_cap->he_mcs_nss_supp.tx_mcs_80p80 =
|
|
cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff);
|
|
|
|
memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
|
|
if (he_cap_elem->phy_cap_info[6] &
|
|
IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)
|
|
ath11k_gen_ppe_thresh(&band_cap->he_ppet,
|
|
he_cap->ppe_thres);
|
|
|
|
if (band == NL80211_BAND_6GHZ) {
|
|
data[idx].he_6ghz_capa.capa =
|
|
ath11k_mac_setup_he_6ghz_cap(cap, band_cap);
|
|
}
|
|
idx++;
|
|
}
|
|
|
|
return idx;
|
|
}
|
|
|
|
static void ath11k_mac_setup_he_cap(struct ath11k *ar,
|
|
struct ath11k_pdev_cap *cap)
|
|
{
|
|
struct ieee80211_supported_band *band;
|
|
int count;
|
|
|
|
if (cap->supported_bands & WMI_HOST_WLAN_2G_CAP) {
|
|
count = ath11k_mac_copy_he_cap(ar, cap,
|
|
ar->mac.iftype[NL80211_BAND_2GHZ],
|
|
NL80211_BAND_2GHZ);
|
|
band = &ar->mac.sbands[NL80211_BAND_2GHZ];
|
|
band->iftype_data = ar->mac.iftype[NL80211_BAND_2GHZ];
|
|
band->n_iftype_data = count;
|
|
}
|
|
|
|
if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP) {
|
|
count = ath11k_mac_copy_he_cap(ar, cap,
|
|
ar->mac.iftype[NL80211_BAND_5GHZ],
|
|
NL80211_BAND_5GHZ);
|
|
band = &ar->mac.sbands[NL80211_BAND_5GHZ];
|
|
band->iftype_data = ar->mac.iftype[NL80211_BAND_5GHZ];
|
|
band->n_iftype_data = count;
|
|
}
|
|
|
|
if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP &&
|
|
ar->supports_6ghz) {
|
|
count = ath11k_mac_copy_he_cap(ar, cap,
|
|
ar->mac.iftype[NL80211_BAND_6GHZ],
|
|
NL80211_BAND_6GHZ);
|
|
band = &ar->mac.sbands[NL80211_BAND_6GHZ];
|
|
band->iftype_data = ar->mac.iftype[NL80211_BAND_6GHZ];
|
|
band->n_iftype_data = count;
|
|
}
|
|
}
|
|
|
|
static int __ath11k_set_antenna(struct ath11k *ar, u32 tx_ant, u32 rx_ant)
|
|
{
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (ath11k_check_chain_mask(ar, tx_ant, true))
|
|
return -EINVAL;
|
|
|
|
if (ath11k_check_chain_mask(ar, rx_ant, false))
|
|
return -EINVAL;
|
|
|
|
ar->cfg_tx_chainmask = tx_ant;
|
|
ar->cfg_rx_chainmask = rx_ant;
|
|
|
|
if (ar->state != ATH11K_STATE_ON &&
|
|
ar->state != ATH11K_STATE_RESTARTED)
|
|
return 0;
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_TX_CHAIN_MASK,
|
|
tx_ant, ar->pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set tx-chainmask: %d, req 0x%x\n",
|
|
ret, tx_ant);
|
|
return ret;
|
|
}
|
|
|
|
ar->num_tx_chains = get_num_chains(tx_ant);
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_RX_CHAIN_MASK,
|
|
rx_ant, ar->pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set rx-chainmask: %d, req 0x%x\n",
|
|
ret, rx_ant);
|
|
return ret;
|
|
}
|
|
|
|
ar->num_rx_chains = get_num_chains(rx_ant);
|
|
|
|
/* Reload HT/VHT/HE capability */
|
|
ath11k_mac_setup_ht_vht_cap(ar, &ar->pdev->cap, NULL);
|
|
ath11k_mac_setup_he_cap(ar, &ar->pdev->cap);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_mgmt_over_wmi_tx_drop(struct ath11k *ar, struct sk_buff *skb)
|
|
{
|
|
int num_mgmt;
|
|
|
|
ieee80211_free_txskb(ar->hw, skb);
|
|
|
|
num_mgmt = atomic_dec_if_positive(&ar->num_pending_mgmt_tx);
|
|
|
|
if (num_mgmt < 0)
|
|
WARN_ON_ONCE(1);
|
|
|
|
if (!num_mgmt)
|
|
wake_up(&ar->txmgmt_empty_waitq);
|
|
}
|
|
|
|
static void ath11k_mac_tx_mgmt_free(struct ath11k *ar, int buf_id)
|
|
{
|
|
struct sk_buff *msdu;
|
|
struct ieee80211_tx_info *info;
|
|
|
|
spin_lock_bh(&ar->txmgmt_idr_lock);
|
|
msdu = idr_remove(&ar->txmgmt_idr, buf_id);
|
|
spin_unlock_bh(&ar->txmgmt_idr_lock);
|
|
|
|
if (!msdu)
|
|
return;
|
|
|
|
dma_unmap_single(ar->ab->dev, ATH11K_SKB_CB(msdu)->paddr, msdu->len,
|
|
DMA_TO_DEVICE);
|
|
|
|
info = IEEE80211_SKB_CB(msdu);
|
|
memset(&info->status, 0, sizeof(info->status));
|
|
|
|
ath11k_mgmt_over_wmi_tx_drop(ar, msdu);
|
|
}
|
|
|
|
int ath11k_mac_tx_mgmt_pending_free(int buf_id, void *skb, void *ctx)
|
|
{
|
|
struct ath11k *ar = ctx;
|
|
|
|
ath11k_mac_tx_mgmt_free(ar, buf_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_vif_txmgmt_idr_remove(int buf_id, void *skb, void *ctx)
|
|
{
|
|
struct ieee80211_vif *vif = ctx;
|
|
struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB((struct sk_buff *)skb);
|
|
struct ath11k *ar = skb_cb->ar;
|
|
|
|
if (skb_cb->vif == vif)
|
|
ath11k_mac_tx_mgmt_free(ar, buf_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_mgmt_tx_wmi(struct ath11k *ar, struct ath11k_vif *arvif,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
|
|
struct ieee80211_tx_info *info;
|
|
dma_addr_t paddr;
|
|
int buf_id;
|
|
int ret;
|
|
|
|
ATH11K_SKB_CB(skb)->ar = ar;
|
|
|
|
spin_lock_bh(&ar->txmgmt_idr_lock);
|
|
buf_id = idr_alloc(&ar->txmgmt_idr, skb, 0,
|
|
ATH11K_TX_MGMT_NUM_PENDING_MAX, GFP_ATOMIC);
|
|
spin_unlock_bh(&ar->txmgmt_idr_lock);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac tx mgmt frame, buf id %d\n", buf_id);
|
|
|
|
if (buf_id < 0)
|
|
return -ENOSPC;
|
|
|
|
info = IEEE80211_SKB_CB(skb);
|
|
if (!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP)) {
|
|
if ((ieee80211_is_action(hdr->frame_control) ||
|
|
ieee80211_is_deauth(hdr->frame_control) ||
|
|
ieee80211_is_disassoc(hdr->frame_control)) &&
|
|
ieee80211_has_protected(hdr->frame_control)) {
|
|
skb_put(skb, IEEE80211_CCMP_MIC_LEN);
|
|
}
|
|
}
|
|
|
|
paddr = dma_map_single(ab->dev, skb->data, skb->len, DMA_TO_DEVICE);
|
|
if (dma_mapping_error(ab->dev, paddr)) {
|
|
ath11k_warn(ab, "failed to DMA map mgmt Tx buffer\n");
|
|
ret = -EIO;
|
|
goto err_free_idr;
|
|
}
|
|
|
|
ATH11K_SKB_CB(skb)->paddr = paddr;
|
|
|
|
ret = ath11k_wmi_mgmt_send(ar, arvif->vdev_id, buf_id, skb);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to send mgmt frame: %d\n", ret);
|
|
goto err_unmap_buf;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err_unmap_buf:
|
|
dma_unmap_single(ab->dev, ATH11K_SKB_CB(skb)->paddr,
|
|
skb->len, DMA_TO_DEVICE);
|
|
err_free_idr:
|
|
spin_lock_bh(&ar->txmgmt_idr_lock);
|
|
idr_remove(&ar->txmgmt_idr, buf_id);
|
|
spin_unlock_bh(&ar->txmgmt_idr_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void ath11k_mgmt_over_wmi_tx_purge(struct ath11k *ar)
|
|
{
|
|
struct sk_buff *skb;
|
|
|
|
while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL)
|
|
ath11k_mgmt_over_wmi_tx_drop(ar, skb);
|
|
}
|
|
|
|
static void ath11k_mgmt_over_wmi_tx_work(struct work_struct *work)
|
|
{
|
|
struct ath11k *ar = container_of(work, struct ath11k, wmi_mgmt_tx_work);
|
|
struct ath11k_skb_cb *skb_cb;
|
|
struct ath11k_vif *arvif;
|
|
struct sk_buff *skb;
|
|
int ret;
|
|
|
|
while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL) {
|
|
skb_cb = ATH11K_SKB_CB(skb);
|
|
if (!skb_cb->vif) {
|
|
ath11k_warn(ar->ab, "no vif found for mgmt frame\n");
|
|
ath11k_mgmt_over_wmi_tx_drop(ar, skb);
|
|
continue;
|
|
}
|
|
|
|
arvif = ath11k_vif_to_arvif(skb_cb->vif);
|
|
mutex_lock(&ar->conf_mutex);
|
|
if (ar->allocated_vdev_map & (1LL << arvif->vdev_id)) {
|
|
ret = ath11k_mac_mgmt_tx_wmi(ar, arvif, skb);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to tx mgmt frame, vdev_id %d :%d\n",
|
|
arvif->vdev_id, ret);
|
|
ath11k_mgmt_over_wmi_tx_drop(ar, skb);
|
|
} else {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac tx mgmt frame, vdev_id %d\n",
|
|
arvif->vdev_id);
|
|
}
|
|
} else {
|
|
ath11k_warn(ar->ab,
|
|
"dropping mgmt frame for vdev %d, is_started %d\n",
|
|
arvif->vdev_id,
|
|
arvif->is_started);
|
|
ath11k_mgmt_over_wmi_tx_drop(ar, skb);
|
|
}
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
}
|
|
|
|
static int ath11k_mac_mgmt_tx(struct ath11k *ar, struct sk_buff *skb,
|
|
bool is_prb_rsp)
|
|
{
|
|
struct sk_buff_head *q = &ar->wmi_mgmt_tx_queue;
|
|
|
|
if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags))
|
|
return -ESHUTDOWN;
|
|
|
|
/* Drop probe response packets when the pending management tx
|
|
* count has reached a certain threshold, so as to prioritize
|
|
* other mgmt packets like auth and assoc to be sent on time
|
|
* for establishing successful connections.
|
|
*/
|
|
if (is_prb_rsp &&
|
|
atomic_read(&ar->num_pending_mgmt_tx) > ATH11K_PRB_RSP_DROP_THRESHOLD) {
|
|
ath11k_warn(ar->ab,
|
|
"dropping probe response as pending queue is almost full\n");
|
|
return -ENOSPC;
|
|
}
|
|
|
|
if (skb_queue_len_lockless(q) >= ATH11K_TX_MGMT_NUM_PENDING_MAX) {
|
|
ath11k_warn(ar->ab, "mgmt tx queue is full\n");
|
|
return -ENOSPC;
|
|
}
|
|
|
|
skb_queue_tail(q, skb);
|
|
atomic_inc(&ar->num_pending_mgmt_tx);
|
|
queue_work(ar->ab->workqueue, &ar->wmi_mgmt_tx_work);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ath11k_mac_rfkill_config(struct ath11k *ar)
|
|
{
|
|
struct ath11k_base *ab = ar->ab;
|
|
u32 param;
|
|
int ret;
|
|
|
|
if (ab->hw_params.rfkill_pin == 0)
|
|
return -EOPNOTSUPP;
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"mac rfkill_pin %d rfkill_cfg %d rfkill_on_level %d",
|
|
ab->hw_params.rfkill_pin, ab->hw_params.rfkill_cfg,
|
|
ab->hw_params.rfkill_on_level);
|
|
|
|
param = FIELD_PREP(WMI_RFKILL_CFG_RADIO_LEVEL,
|
|
ab->hw_params.rfkill_on_level) |
|
|
FIELD_PREP(WMI_RFKILL_CFG_GPIO_PIN_NUM,
|
|
ab->hw_params.rfkill_pin) |
|
|
FIELD_PREP(WMI_RFKILL_CFG_PIN_AS_GPIO,
|
|
ab->hw_params.rfkill_cfg);
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_HW_RFKILL_CONFIG,
|
|
param, ar->pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ab,
|
|
"failed to set rfkill config 0x%x: %d\n",
|
|
param, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ath11k_mac_rfkill_enable_radio(struct ath11k *ar, bool enable)
|
|
{
|
|
enum wmi_rfkill_enable_radio param;
|
|
int ret;
|
|
|
|
if (enable)
|
|
param = WMI_RFKILL_ENABLE_RADIO_ON;
|
|
else
|
|
param = WMI_RFKILL_ENABLE_RADIO_OFF;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac %d rfkill enable %d",
|
|
ar->pdev_idx, param);
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_RFKILL_ENABLE,
|
|
param, ar->pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set rfkill enable param %d: %d\n",
|
|
param, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_mac_op_tx(struct ieee80211_hw *hw,
|
|
struct ieee80211_tx_control *control,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB(skb);
|
|
struct ath11k *ar = hw->priv;
|
|
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
struct ieee80211_vif *vif = info->control.vif;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
|
|
struct ieee80211_key_conf *key = info->control.hw_key;
|
|
struct ath11k_sta *arsta = NULL;
|
|
u32 info_flags = info->flags;
|
|
bool is_prb_rsp;
|
|
int ret;
|
|
|
|
memset(skb_cb, 0, sizeof(*skb_cb));
|
|
skb_cb->vif = vif;
|
|
|
|
if (key) {
|
|
skb_cb->cipher = key->cipher;
|
|
skb_cb->flags |= ATH11K_SKB_CIPHER_SET;
|
|
}
|
|
|
|
if (info_flags & IEEE80211_TX_CTL_HW_80211_ENCAP) {
|
|
skb_cb->flags |= ATH11K_SKB_HW_80211_ENCAP;
|
|
} else if (ieee80211_is_mgmt(hdr->frame_control)) {
|
|
is_prb_rsp = ieee80211_is_probe_resp(hdr->frame_control);
|
|
ret = ath11k_mac_mgmt_tx(ar, skb, is_prb_rsp);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to queue management frame %d\n",
|
|
ret);
|
|
ieee80211_free_txskb(ar->hw, skb);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (control->sta)
|
|
arsta = (struct ath11k_sta *)control->sta->drv_priv;
|
|
|
|
ret = ath11k_dp_tx(ar, arvif, arsta, skb);
|
|
if (unlikely(ret)) {
|
|
ath11k_warn(ar->ab, "failed to transmit frame %d\n", ret);
|
|
ieee80211_free_txskb(ar->hw, skb);
|
|
}
|
|
}
|
|
|
|
void ath11k_mac_drain_tx(struct ath11k *ar)
|
|
{
|
|
/* make sure rcu-protected mac80211 tx path itself is drained */
|
|
synchronize_net();
|
|
|
|
cancel_work_sync(&ar->wmi_mgmt_tx_work);
|
|
ath11k_mgmt_over_wmi_tx_purge(ar);
|
|
}
|
|
|
|
static int ath11k_mac_config_mon_status_default(struct ath11k *ar, bool enable)
|
|
{
|
|
struct htt_rx_ring_tlv_filter tlv_filter = {0};
|
|
struct ath11k_base *ab = ar->ab;
|
|
int i, ret = 0;
|
|
u32 ring_id;
|
|
|
|
if (enable) {
|
|
tlv_filter = ath11k_mac_mon_status_filter_default;
|
|
if (ath11k_debugfs_rx_filter(ar))
|
|
tlv_filter.rx_filter = ath11k_debugfs_rx_filter(ar);
|
|
}
|
|
|
|
for (i = 0; i < ab->hw_params.num_rxmda_per_pdev; i++) {
|
|
ring_id = ar->dp.rx_mon_status_refill_ring[i].refill_buf_ring.ring_id;
|
|
ret = ath11k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id,
|
|
ar->dp.mac_id + i,
|
|
HAL_RXDMA_MONITOR_STATUS,
|
|
DP_RX_BUFFER_SIZE,
|
|
&tlv_filter);
|
|
}
|
|
|
|
if (enable && !ar->ab->hw_params.rxdma1_enable)
|
|
mod_timer(&ar->ab->mon_reap_timer, jiffies +
|
|
msecs_to_jiffies(ATH11K_MON_TIMER_INTERVAL));
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_op_start(struct ieee80211_hw *hw)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_pdev *pdev = ar->pdev;
|
|
int ret;
|
|
|
|
ath11k_mac_drain_tx(ar);
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
switch (ar->state) {
|
|
case ATH11K_STATE_OFF:
|
|
ar->state = ATH11K_STATE_ON;
|
|
break;
|
|
case ATH11K_STATE_RESTARTING:
|
|
ar->state = ATH11K_STATE_RESTARTED;
|
|
break;
|
|
case ATH11K_STATE_RESTARTED:
|
|
case ATH11K_STATE_WEDGED:
|
|
case ATH11K_STATE_ON:
|
|
WARN_ON(1);
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_PMF_QOS,
|
|
1, pdev->pdev_id);
|
|
|
|
if (ret) {
|
|
ath11k_err(ar->ab, "failed to enable PMF QOS: (%d\n", ret);
|
|
goto err;
|
|
}
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_DYNAMIC_BW, 1,
|
|
pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_err(ar->ab, "failed to enable dynamic bw: %d\n", ret);
|
|
goto err;
|
|
}
|
|
|
|
if (test_bit(WMI_TLV_SERVICE_SPOOF_MAC_SUPPORT, ar->wmi->wmi_ab->svc_map)) {
|
|
ret = ath11k_wmi_scan_prob_req_oui(ar, ar->mac_addr);
|
|
if (ret) {
|
|
ath11k_err(ab, "failed to set prob req oui: %i\n", ret);
|
|
goto err;
|
|
}
|
|
}
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_ARP_AC_OVERRIDE,
|
|
0, pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_err(ab, "failed to set ac override for ARP: %d\n",
|
|
ret);
|
|
goto err;
|
|
}
|
|
|
|
ret = ath11k_wmi_send_dfs_phyerr_offload_enable_cmd(ar, pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_err(ab, "failed to offload radar detection: %d\n",
|
|
ret);
|
|
goto err;
|
|
}
|
|
|
|
ret = ath11k_dp_tx_htt_h2t_ppdu_stats_req(ar,
|
|
HTT_PPDU_STATS_TAG_DEFAULT);
|
|
if (ret) {
|
|
ath11k_err(ab, "failed to req ppdu stats: %d\n", ret);
|
|
goto err;
|
|
}
|
|
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_MESH_MCAST_ENABLE,
|
|
1, pdev->pdev_id);
|
|
|
|
if (ret) {
|
|
ath11k_err(ar->ab, "failed to enable MESH MCAST ENABLE: (%d\n", ret);
|
|
goto err;
|
|
}
|
|
|
|
__ath11k_set_antenna(ar, ar->cfg_tx_chainmask, ar->cfg_rx_chainmask);
|
|
|
|
/* TODO: Do we need to enable ANI? */
|
|
|
|
ath11k_reg_update_chan_list(ar, false);
|
|
|
|
ar->num_started_vdevs = 0;
|
|
ar->num_created_vdevs = 0;
|
|
ar->num_peers = 0;
|
|
ar->allocated_vdev_map = 0;
|
|
|
|
/* Configure monitor status ring with default rx_filter to get rx status
|
|
* such as rssi, rx_duration.
|
|
*/
|
|
ret = ath11k_mac_config_mon_status_default(ar, true);
|
|
if (ret) {
|
|
ath11k_err(ab, "failed to configure monitor status ring with default rx_filter: (%d)\n",
|
|
ret);
|
|
goto err;
|
|
}
|
|
|
|
/* Configure the hash seed for hash based reo dest ring selection */
|
|
ath11k_wmi_pdev_lro_cfg(ar, ar->pdev->pdev_id);
|
|
|
|
/* allow device to enter IMPS */
|
|
if (ab->hw_params.idle_ps) {
|
|
ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_IDLE_PS_CONFIG,
|
|
1, pdev->pdev_id);
|
|
if (ret) {
|
|
ath11k_err(ab, "failed to enable idle ps: %d\n", ret);
|
|
goto err;
|
|
}
|
|
}
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx],
|
|
&ab->pdevs[ar->pdev_idx]);
|
|
|
|
return 0;
|
|
|
|
err:
|
|
ar->state = ATH11K_STATE_OFF;
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void ath11k_mac_op_stop(struct ieee80211_hw *hw)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct htt_ppdu_stats_info *ppdu_stats, *tmp;
|
|
int ret;
|
|
|
|
ath11k_mac_drain_tx(ar);
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
ret = ath11k_mac_config_mon_status_default(ar, false);
|
|
if (ret)
|
|
ath11k_err(ar->ab, "failed to clear rx_filter for monitor status ring: (%d)\n",
|
|
ret);
|
|
|
|
clear_bit(ATH11K_CAC_RUNNING, &ar->dev_flags);
|
|
ar->state = ATH11K_STATE_OFF;
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
cancel_delayed_work_sync(&ar->scan.timeout);
|
|
cancel_work_sync(&ar->regd_update_work);
|
|
cancel_work_sync(&ar->ab->update_11d_work);
|
|
cancel_work_sync(&ar->ab->rfkill_work);
|
|
|
|
if (ar->state_11d == ATH11K_11D_PREPARING) {
|
|
ar->state_11d = ATH11K_11D_IDLE;
|
|
complete(&ar->completed_11d_scan);
|
|
}
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
list_for_each_entry_safe(ppdu_stats, tmp, &ar->ppdu_stats_info, list) {
|
|
list_del(&ppdu_stats->list);
|
|
kfree(ppdu_stats);
|
|
}
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
rcu_assign_pointer(ar->ab->pdevs_active[ar->pdev_idx], NULL);
|
|
|
|
synchronize_rcu();
|
|
|
|
atomic_set(&ar->num_pending_mgmt_tx, 0);
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_setup_vdev_create_params(struct ath11k_vif *arvif,
|
|
struct vdev_create_params *params)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
struct ath11k_pdev *pdev = ar->pdev;
|
|
|
|
params->if_id = arvif->vdev_id;
|
|
params->type = arvif->vdev_type;
|
|
params->subtype = arvif->vdev_subtype;
|
|
params->pdev_id = pdev->pdev_id;
|
|
|
|
if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) {
|
|
params->chains[NL80211_BAND_2GHZ].tx = ar->num_tx_chains;
|
|
params->chains[NL80211_BAND_2GHZ].rx = ar->num_rx_chains;
|
|
}
|
|
if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) {
|
|
params->chains[NL80211_BAND_5GHZ].tx = ar->num_tx_chains;
|
|
params->chains[NL80211_BAND_5GHZ].rx = ar->num_rx_chains;
|
|
}
|
|
if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP &&
|
|
ar->supports_6ghz) {
|
|
params->chains[NL80211_BAND_6GHZ].tx = ar->num_tx_chains;
|
|
params->chains[NL80211_BAND_6GHZ].rx = ar->num_rx_chains;
|
|
}
|
|
}
|
|
|
|
static u32
|
|
ath11k_mac_prepare_he_mode(struct ath11k_pdev *pdev, u32 viftype)
|
|
{
|
|
struct ath11k_pdev_cap *pdev_cap = &pdev->cap;
|
|
struct ath11k_band_cap *cap_band = NULL;
|
|
u32 *hecap_phy_ptr = NULL;
|
|
u32 hemode = 0;
|
|
|
|
if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP)
|
|
cap_band = &pdev_cap->band[NL80211_BAND_2GHZ];
|
|
else
|
|
cap_band = &pdev_cap->band[NL80211_BAND_5GHZ];
|
|
|
|
hecap_phy_ptr = &cap_band->he_cap_phy_info[0];
|
|
|
|
hemode = FIELD_PREP(HE_MODE_SU_TX_BFEE, HE_SU_BFEE_ENABLE) |
|
|
FIELD_PREP(HE_MODE_SU_TX_BFER, HECAP_PHY_SUBFMR_GET(hecap_phy_ptr)) |
|
|
FIELD_PREP(HE_MODE_UL_MUMIMO, HECAP_PHY_ULMUMIMO_GET(hecap_phy_ptr));
|
|
|
|
/* TODO WDS and other modes */
|
|
if (viftype == NL80211_IFTYPE_AP) {
|
|
hemode |= FIELD_PREP(HE_MODE_MU_TX_BFER,
|
|
HECAP_PHY_MUBFMR_GET(hecap_phy_ptr)) |
|
|
FIELD_PREP(HE_MODE_DL_OFDMA, HE_DL_MUOFDMA_ENABLE) |
|
|
FIELD_PREP(HE_MODE_UL_OFDMA, HE_UL_MUOFDMA_ENABLE);
|
|
} else {
|
|
hemode |= FIELD_PREP(HE_MODE_MU_TX_BFEE, HE_MU_BFEE_ENABLE);
|
|
}
|
|
|
|
return hemode;
|
|
}
|
|
|
|
static int ath11k_set_he_mu_sounding_mode(struct ath11k *ar,
|
|
struct ath11k_vif *arvif)
|
|
{
|
|
u32 param_id, param_value;
|
|
struct ath11k_base *ab = ar->ab;
|
|
int ret = 0;
|
|
|
|
param_id = WMI_VDEV_PARAM_SET_HEMU_MODE;
|
|
param_value = ath11k_mac_prepare_he_mode(ar->pdev, arvif->vif->type);
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to set vdev %d HE MU mode: %d param_value %x\n",
|
|
arvif->vdev_id, ret, param_value);
|
|
return ret;
|
|
}
|
|
param_id = WMI_VDEV_PARAM_SET_HE_SOUNDING_MODE;
|
|
param_value =
|
|
FIELD_PREP(HE_VHT_SOUNDING_MODE, HE_VHT_SOUNDING_MODE_ENABLE) |
|
|
FIELD_PREP(HE_TRIG_NONTRIG_SOUNDING_MODE,
|
|
HE_TRIG_NONTRIG_SOUNDING_MODE_ENABLE);
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to set vdev %d HE MU mode: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static void ath11k_mac_op_update_vif_offload(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
u32 param_id, param_value;
|
|
int ret;
|
|
|
|
param_id = WMI_VDEV_PARAM_TX_ENCAP_TYPE;
|
|
if (ath11k_frame_mode != ATH11K_HW_TXRX_ETHERNET ||
|
|
(vif->type != NL80211_IFTYPE_STATION &&
|
|
vif->type != NL80211_IFTYPE_AP))
|
|
vif->offload_flags &= ~(IEEE80211_OFFLOAD_ENCAP_ENABLED |
|
|
IEEE80211_OFFLOAD_DECAP_ENABLED);
|
|
|
|
if (vif->offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED)
|
|
param_value = ATH11K_HW_TXRX_ETHERNET;
|
|
else if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags))
|
|
param_value = ATH11K_HW_TXRX_RAW;
|
|
else
|
|
param_value = ATH11K_HW_TXRX_NATIVE_WIFI;
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to set vdev %d tx encap mode: %d\n",
|
|
arvif->vdev_id, ret);
|
|
vif->offload_flags &= ~IEEE80211_OFFLOAD_ENCAP_ENABLED;
|
|
}
|
|
|
|
param_id = WMI_VDEV_PARAM_RX_DECAP_TYPE;
|
|
if (vif->offload_flags & IEEE80211_OFFLOAD_DECAP_ENABLED)
|
|
param_value = ATH11K_HW_TXRX_ETHERNET;
|
|
else if (test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags))
|
|
param_value = ATH11K_HW_TXRX_RAW;
|
|
else
|
|
param_value = ATH11K_HW_TXRX_NATIVE_WIFI;
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to set vdev %d rx decap mode: %d\n",
|
|
arvif->vdev_id, ret);
|
|
vif->offload_flags &= ~IEEE80211_OFFLOAD_DECAP_ENABLED;
|
|
}
|
|
}
|
|
|
|
static bool ath11k_mac_vif_ap_active_any(struct ath11k_base *ab)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_pdev *pdev;
|
|
struct ath11k_vif *arvif;
|
|
int i;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = &ab->pdevs[i];
|
|
ar = pdev->ar;
|
|
list_for_each_entry(arvif, &ar->arvifs, list) {
|
|
if (arvif->is_up && arvif->vdev_type == WMI_VDEV_TYPE_AP)
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id)
|
|
{
|
|
struct wmi_11d_scan_start_params param;
|
|
int ret;
|
|
|
|
mutex_lock(&ar->ab->vdev_id_11d_lock);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev id for 11d scan %d\n",
|
|
ar->vdev_id_11d_scan);
|
|
|
|
if (ar->regdom_set_by_user)
|
|
goto fin;
|
|
|
|
if (ar->vdev_id_11d_scan != ATH11K_11D_INVALID_VDEV_ID)
|
|
goto fin;
|
|
|
|
if (!test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map))
|
|
goto fin;
|
|
|
|
if (ath11k_mac_vif_ap_active_any(ar->ab))
|
|
goto fin;
|
|
|
|
param.vdev_id = vdev_id;
|
|
param.start_interval_msec = 0;
|
|
param.scan_period_msec = ATH11K_SCAN_11D_INTERVAL;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac start 11d scan\n");
|
|
|
|
ret = ath11k_wmi_send_11d_scan_start_cmd(ar, ¶m);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to start 11d scan vdev %d ret: %d\n",
|
|
vdev_id, ret);
|
|
} else {
|
|
ar->vdev_id_11d_scan = vdev_id;
|
|
if (ar->state_11d == ATH11K_11D_PREPARING)
|
|
ar->state_11d = ATH11K_11D_RUNNING;
|
|
}
|
|
|
|
fin:
|
|
if (ar->state_11d == ATH11K_11D_PREPARING) {
|
|
ar->state_11d = ATH11K_11D_IDLE;
|
|
complete(&ar->completed_11d_scan);
|
|
}
|
|
|
|
mutex_unlock(&ar->ab->vdev_id_11d_lock);
|
|
}
|
|
|
|
void ath11k_mac_11d_scan_stop(struct ath11k *ar)
|
|
{
|
|
int ret;
|
|
u32 vdev_id;
|
|
|
|
if (!test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map))
|
|
return;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac stop 11d scan\n");
|
|
|
|
mutex_lock(&ar->ab->vdev_id_11d_lock);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac stop 11d vdev id %d\n",
|
|
ar->vdev_id_11d_scan);
|
|
|
|
if (ar->vdev_id_11d_scan != ATH11K_11D_INVALID_VDEV_ID) {
|
|
vdev_id = ar->vdev_id_11d_scan;
|
|
|
|
ret = ath11k_wmi_send_11d_scan_stop_cmd(ar, vdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to stopt 11d scan vdev %d ret: %d\n",
|
|
vdev_id, ret);
|
|
} else {
|
|
ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID;
|
|
ar->state_11d = ATH11K_11D_IDLE;
|
|
complete(&ar->completed_11d_scan);
|
|
}
|
|
}
|
|
mutex_unlock(&ar->ab->vdev_id_11d_lock);
|
|
}
|
|
|
|
void ath11k_mac_11d_scan_stop_all(struct ath11k_base *ab)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_pdev *pdev;
|
|
int i;
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC, "mac stop soc 11d scan\n");
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = &ab->pdevs[i];
|
|
ar = pdev->ar;
|
|
|
|
ath11k_mac_11d_scan_stop(ar);
|
|
}
|
|
}
|
|
|
|
static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct vdev_create_params vdev_param = {0};
|
|
struct peer_create_params peer_param;
|
|
u32 param_id, param_value;
|
|
u16 nss;
|
|
int i;
|
|
int ret, fbret;
|
|
int bit;
|
|
|
|
vif->driver_flags |= IEEE80211_VIF_SUPPORTS_UAPSD;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
if (vif->type == NL80211_IFTYPE_AP &&
|
|
ar->num_peers > (ar->max_num_peers - 1)) {
|
|
ath11k_warn(ab, "failed to create vdev due to insufficient peer entry resource in firmware\n");
|
|
ret = -ENOBUFS;
|
|
goto err;
|
|
}
|
|
|
|
if (ar->num_created_vdevs > (TARGET_NUM_VDEVS(ab) - 1)) {
|
|
ath11k_warn(ab, "failed to create vdev %u, reached max vdev limit %d\n",
|
|
ar->num_created_vdevs, TARGET_NUM_VDEVS(ab));
|
|
ret = -EBUSY;
|
|
goto err;
|
|
}
|
|
|
|
memset(arvif, 0, sizeof(*arvif));
|
|
|
|
arvif->ar = ar;
|
|
arvif->vif = vif;
|
|
|
|
INIT_LIST_HEAD(&arvif->list);
|
|
INIT_DELAYED_WORK(&arvif->connection_loss_work,
|
|
ath11k_mac_vif_sta_connection_loss_work);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(arvif->bitrate_mask.control); i++) {
|
|
arvif->bitrate_mask.control[i].legacy = 0xffffffff;
|
|
arvif->bitrate_mask.control[i].gi = NL80211_TXRATE_FORCE_SGI;
|
|
memset(arvif->bitrate_mask.control[i].ht_mcs, 0xff,
|
|
sizeof(arvif->bitrate_mask.control[i].ht_mcs));
|
|
memset(arvif->bitrate_mask.control[i].vht_mcs, 0xff,
|
|
sizeof(arvif->bitrate_mask.control[i].vht_mcs));
|
|
memset(arvif->bitrate_mask.control[i].he_mcs, 0xff,
|
|
sizeof(arvif->bitrate_mask.control[i].he_mcs));
|
|
}
|
|
|
|
bit = __ffs64(ab->free_vdev_map);
|
|
|
|
arvif->vdev_id = bit;
|
|
arvif->vdev_subtype = WMI_VDEV_SUBTYPE_NONE;
|
|
|
|
switch (vif->type) {
|
|
case NL80211_IFTYPE_UNSPECIFIED:
|
|
case NL80211_IFTYPE_STATION:
|
|
arvif->vdev_type = WMI_VDEV_TYPE_STA;
|
|
break;
|
|
case NL80211_IFTYPE_MESH_POINT:
|
|
arvif->vdev_subtype = WMI_VDEV_SUBTYPE_MESH_11S;
|
|
fallthrough;
|
|
case NL80211_IFTYPE_AP:
|
|
arvif->vdev_type = WMI_VDEV_TYPE_AP;
|
|
break;
|
|
case NL80211_IFTYPE_MONITOR:
|
|
arvif->vdev_type = WMI_VDEV_TYPE_MONITOR;
|
|
ar->monitor_vdev_id = bit;
|
|
break;
|
|
default:
|
|
WARN_ON(1);
|
|
break;
|
|
}
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac add interface id %d type %d subtype %d map %llx\n",
|
|
arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype,
|
|
ab->free_vdev_map);
|
|
|
|
vif->cab_queue = arvif->vdev_id % (ATH11K_HW_MAX_QUEUES - 1);
|
|
for (i = 0; i < ARRAY_SIZE(vif->hw_queue); i++)
|
|
vif->hw_queue[i] = i % (ATH11K_HW_MAX_QUEUES - 1);
|
|
|
|
ath11k_mac_setup_vdev_create_params(arvif, &vdev_param);
|
|
|
|
ret = ath11k_wmi_vdev_create(ar, vif->addr, &vdev_param);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to create WMI vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err;
|
|
}
|
|
|
|
ar->num_created_vdevs++;
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM created, vdev_id %d\n",
|
|
vif->addr, arvif->vdev_id);
|
|
ar->allocated_vdev_map |= 1LL << arvif->vdev_id;
|
|
ab->free_vdev_map &= ~(1LL << arvif->vdev_id);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
list_add(&arvif->list, &ar->arvifs);
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
ath11k_mac_op_update_vif_offload(hw, vif);
|
|
|
|
nss = get_num_chains(ar->cfg_tx_chainmask) ? : 1;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
WMI_VDEV_PARAM_NSS, nss);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to set vdev %d chainmask 0x%x, nss %d :%d\n",
|
|
arvif->vdev_id, ar->cfg_tx_chainmask, nss, ret);
|
|
goto err_vdev_del;
|
|
}
|
|
|
|
switch (arvif->vdev_type) {
|
|
case WMI_VDEV_TYPE_AP:
|
|
peer_param.vdev_id = arvif->vdev_id;
|
|
peer_param.peer_addr = vif->addr;
|
|
peer_param.peer_type = WMI_PEER_TYPE_DEFAULT;
|
|
ret = ath11k_peer_create(ar, arvif, NULL, &peer_param);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to vdev %d create peer for AP: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err_vdev_del;
|
|
}
|
|
|
|
ret = ath11k_mac_set_kickout(arvif);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set vdev %i kickout parameters: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err_peer_del;
|
|
}
|
|
|
|
ath11k_mac_11d_scan_stop_all(ar->ab);
|
|
break;
|
|
case WMI_VDEV_TYPE_STA:
|
|
param_id = WMI_STA_PS_PARAM_RX_WAKE_POLICY;
|
|
param_value = WMI_STA_PS_RX_WAKE_POLICY_WAKE;
|
|
ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set vdev %d RX wake policy: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err_peer_del;
|
|
}
|
|
|
|
param_id = WMI_STA_PS_PARAM_TX_WAKE_THRESHOLD;
|
|
param_value = WMI_STA_PS_TX_WAKE_THRESHOLD_ALWAYS;
|
|
ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set vdev %d TX wake threshold: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err_peer_del;
|
|
}
|
|
|
|
param_id = WMI_STA_PS_PARAM_PSPOLL_COUNT;
|
|
param_value = WMI_STA_PS_PSPOLL_COUNT_NO_MAX;
|
|
ret = ath11k_wmi_set_sta_ps_param(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set vdev %d pspoll count: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err_peer_del;
|
|
}
|
|
|
|
ret = ath11k_wmi_pdev_set_ps_mode(ar, arvif->vdev_id,
|
|
WMI_STA_PS_MODE_DISABLED);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to disable vdev %d ps mode: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err_peer_del;
|
|
}
|
|
|
|
if (test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ab->wmi_ab.svc_map)) {
|
|
reinit_completion(&ar->completed_11d_scan);
|
|
ar->state_11d = ATH11K_11D_PREPARING;
|
|
}
|
|
break;
|
|
case WMI_VDEV_TYPE_MONITOR:
|
|
set_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
arvif->txpower = vif->bss_conf.txpower;
|
|
ret = ath11k_mac_txpower_recalc(ar);
|
|
if (ret)
|
|
goto err_peer_del;
|
|
|
|
param_id = WMI_VDEV_PARAM_RTS_THRESHOLD;
|
|
param_value = ar->hw->wiphy->rts_threshold;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param_id, param_value);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set rts threshold for vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
}
|
|
|
|
ath11k_dp_vdev_tx_attach(ar, arvif);
|
|
|
|
if (vif->type != NL80211_IFTYPE_MONITOR &&
|
|
test_bit(ATH11K_FLAG_MONITOR_CONF_ENABLED, &ar->monitor_flags)) {
|
|
ret = ath11k_mac_monitor_vdev_create(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to create monitor vdev during add interface: %d",
|
|
ret);
|
|
goto err_peer_del;
|
|
}
|
|
}
|
|
|
|
ret = ath11k_debugfs_add_interface(arvif);
|
|
if (ret)
|
|
goto err_peer_del;
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return 0;
|
|
|
|
err_peer_del:
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_AP) {
|
|
reinit_completion(&ar->peer_delete_done);
|
|
|
|
fbret = ath11k_wmi_send_peer_delete_cmd(ar, vif->addr,
|
|
arvif->vdev_id);
|
|
if (fbret) {
|
|
ath11k_warn(ar->ab, "failed to delete peer vdev_id %d addr %pM\n",
|
|
arvif->vdev_id, vif->addr);
|
|
goto err;
|
|
}
|
|
|
|
fbret = ath11k_wait_for_peer_delete_done(ar, arvif->vdev_id,
|
|
vif->addr);
|
|
if (fbret)
|
|
goto err;
|
|
|
|
ar->num_peers--;
|
|
}
|
|
|
|
err_vdev_del:
|
|
ath11k_wmi_vdev_delete(ar, arvif->vdev_id);
|
|
ar->num_created_vdevs--;
|
|
ar->allocated_vdev_map &= ~(1LL << arvif->vdev_id);
|
|
ab->free_vdev_map |= 1LL << arvif->vdev_id;
|
|
spin_lock_bh(&ar->data_lock);
|
|
list_del(&arvif->list);
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
err:
|
|
ath11k_debugfs_remove_interface(arvif);
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_vif_unref(int buf_id, void *skb, void *ctx)
|
|
{
|
|
struct ieee80211_vif *vif = (struct ieee80211_vif *)ctx;
|
|
struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB((struct sk_buff *)skb);
|
|
|
|
if (skb_cb->vif == vif)
|
|
skb_cb->vif = NULL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_mac_op_remove_interface(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
|
|
struct ath11k_base *ab = ar->ab;
|
|
unsigned long time_left;
|
|
int ret;
|
|
int i;
|
|
|
|
cancel_delayed_work_sync(&arvif->connection_loss_work);
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC, "mac remove interface (vdev %d)\n",
|
|
arvif->vdev_id);
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_STA)
|
|
ath11k_mac_11d_scan_stop(ar);
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_AP) {
|
|
ret = ath11k_peer_delete(ar, arvif->vdev_id, vif->addr);
|
|
if (ret)
|
|
ath11k_warn(ab, "failed to submit AP self-peer removal on vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
}
|
|
|
|
reinit_completion(&ar->vdev_delete_done);
|
|
|
|
ret = ath11k_wmi_vdev_delete(ar, arvif->vdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to delete WMI vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err_vdev_del;
|
|
}
|
|
|
|
time_left = wait_for_completion_timeout(&ar->vdev_delete_done,
|
|
ATH11K_VDEV_DELETE_TIMEOUT_HZ);
|
|
if (time_left == 0) {
|
|
ath11k_warn(ab, "Timeout in receiving vdev delete response\n");
|
|
goto err_vdev_del;
|
|
}
|
|
|
|
ab->free_vdev_map |= 1LL << (arvif->vdev_id);
|
|
ar->allocated_vdev_map &= ~(1LL << arvif->vdev_id);
|
|
ar->num_created_vdevs--;
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM deleted, vdev_id %d\n",
|
|
vif->addr, arvif->vdev_id);
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) {
|
|
clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags);
|
|
ar->monitor_vdev_id = -1;
|
|
} else if (test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags) &&
|
|
!test_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags)) {
|
|
ret = ath11k_mac_monitor_vdev_delete(ar);
|
|
if (ret)
|
|
/* continue even if there's an error */
|
|
ath11k_warn(ar->ab, "failed to delete vdev monitor during remove interface: %d",
|
|
ret);
|
|
}
|
|
|
|
err_vdev_del:
|
|
spin_lock_bh(&ar->data_lock);
|
|
list_del(&arvif->list);
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
ath11k_peer_cleanup(ar, arvif->vdev_id);
|
|
|
|
idr_for_each(&ar->txmgmt_idr,
|
|
ath11k_mac_vif_txmgmt_idr_remove, vif);
|
|
|
|
for (i = 0; i < ab->hw_params.max_tx_ring; i++) {
|
|
spin_lock_bh(&ab->dp.tx_ring[i].tx_idr_lock);
|
|
idr_for_each(&ab->dp.tx_ring[i].txbuf_idr,
|
|
ath11k_mac_vif_unref, vif);
|
|
spin_unlock_bh(&ab->dp.tx_ring[i].tx_idr_lock);
|
|
}
|
|
|
|
/* Recalc txpower for remaining vdev */
|
|
ath11k_mac_txpower_recalc(ar);
|
|
|
|
ath11k_debugfs_remove_interface(arvif);
|
|
|
|
/* TODO: recal traffic pause state based on the available vdevs */
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
/* FIXME: Has to be verified. */
|
|
#define SUPPORTED_FILTERS \
|
|
(FIF_ALLMULTI | \
|
|
FIF_CONTROL | \
|
|
FIF_PSPOLL | \
|
|
FIF_OTHER_BSS | \
|
|
FIF_BCN_PRBRESP_PROMISC | \
|
|
FIF_PROBE_REQ | \
|
|
FIF_FCSFAIL)
|
|
|
|
static void ath11k_mac_op_configure_filter(struct ieee80211_hw *hw,
|
|
unsigned int changed_flags,
|
|
unsigned int *total_flags,
|
|
u64 multicast)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
*total_flags &= SUPPORTED_FILTERS;
|
|
ar->filter_flags = *total_flags;
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static int ath11k_mac_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
*tx_ant = ar->cfg_tx_chainmask;
|
|
*rx_ant = ar->cfg_rx_chainmask;
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_op_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
int ret;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
ret = __ath11k_set_antenna(ar, tx_ant, rx_ant);
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_op_ampdu_action(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_ampdu_params *params)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
int ret = -EINVAL;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
switch (params->action) {
|
|
case IEEE80211_AMPDU_RX_START:
|
|
ret = ath11k_dp_rx_ampdu_start(ar, params);
|
|
break;
|
|
case IEEE80211_AMPDU_RX_STOP:
|
|
ret = ath11k_dp_rx_ampdu_stop(ar, params);
|
|
break;
|
|
case IEEE80211_AMPDU_TX_START:
|
|
case IEEE80211_AMPDU_TX_STOP_CONT:
|
|
case IEEE80211_AMPDU_TX_STOP_FLUSH:
|
|
case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT:
|
|
case IEEE80211_AMPDU_TX_OPERATIONAL:
|
|
/* Tx A-MPDU aggregation offloaded to hw/fw so deny mac80211
|
|
* Tx aggregation requests.
|
|
*/
|
|
ret = -EOPNOTSUPP;
|
|
break;
|
|
}
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_op_add_chanctx(struct ieee80211_hw *hw,
|
|
struct ieee80211_chanctx_conf *ctx)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"mac chanctx add freq %u width %d ptr %pK\n",
|
|
ctx->def.chan->center_freq, ctx->def.width, ctx);
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
/* TODO: In case of multiple channel context, populate rx_channel from
|
|
* Rx PPDU desc information.
|
|
*/
|
|
ar->rx_channel = ctx->def.chan;
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath11k_mac_op_remove_chanctx(struct ieee80211_hw *hw,
|
|
struct ieee80211_chanctx_conf *ctx)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"mac chanctx remove freq %u width %d ptr %pK\n",
|
|
ctx->def.chan->center_freq, ctx->def.width, ctx);
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
/* TODO: In case of there is one more channel context left, populate
|
|
* rx_channel with the channel of that remaining channel context.
|
|
*/
|
|
ar->rx_channel = NULL;
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_vdev_start_restart(struct ath11k_vif *arvif,
|
|
struct ieee80211_chanctx_conf *ctx,
|
|
bool restart)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct wmi_vdev_start_req_arg arg = {};
|
|
const struct cfg80211_chan_def *chandef = &ctx->def;
|
|
int he_support = arvif->vif->bss_conf.he_support;
|
|
int ret = 0;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
reinit_completion(&ar->vdev_setup_done);
|
|
|
|
arg.vdev_id = arvif->vdev_id;
|
|
arg.dtim_period = arvif->dtim_period;
|
|
arg.bcn_intval = arvif->beacon_interval;
|
|
|
|
arg.channel.freq = chandef->chan->center_freq;
|
|
arg.channel.band_center_freq1 = chandef->center_freq1;
|
|
arg.channel.band_center_freq2 = chandef->center_freq2;
|
|
arg.channel.mode =
|
|
ath11k_phymodes[chandef->chan->band][chandef->width];
|
|
|
|
arg.channel.min_power = 0;
|
|
arg.channel.max_power = chandef->chan->max_power;
|
|
arg.channel.max_reg_power = chandef->chan->max_reg_power;
|
|
arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain;
|
|
|
|
arg.pref_tx_streams = ar->num_tx_chains;
|
|
arg.pref_rx_streams = ar->num_rx_chains;
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_AP) {
|
|
arg.ssid = arvif->u.ap.ssid;
|
|
arg.ssid_len = arvif->u.ap.ssid_len;
|
|
arg.hidden_ssid = arvif->u.ap.hidden_ssid;
|
|
|
|
/* For now allow DFS for AP mode */
|
|
arg.channel.chan_radar =
|
|
!!(chandef->chan->flags & IEEE80211_CHAN_RADAR);
|
|
|
|
arg.channel.freq2_radar = ctx->radar_enabled;
|
|
|
|
arg.channel.passive = arg.channel.chan_radar;
|
|
|
|
spin_lock_bh(&ab->base_lock);
|
|
arg.regdomain = ar->ab->dfs_region;
|
|
spin_unlock_bh(&ab->base_lock);
|
|
|
|
if (he_support) {
|
|
ret = ath11k_set_he_mu_sounding_mode(ar, arvif);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set he mode vdev %i\n",
|
|
arg.vdev_id);
|
|
return ret;
|
|
}
|
|
}
|
|
}
|
|
|
|
arg.channel.passive |= !!(chandef->chan->flags & IEEE80211_CHAN_NO_IR);
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"mac vdev %d start center_freq %d phymode %s\n",
|
|
arg.vdev_id, arg.channel.freq,
|
|
ath11k_wmi_phymode_str(arg.channel.mode));
|
|
|
|
ret = ath11k_wmi_vdev_start(ar, &arg, restart);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to %s WMI vdev %i\n",
|
|
restart ? "restart" : "start", arg.vdev_id);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_setup_sync(ar);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to synchronize setup for vdev %i %s: %d\n",
|
|
arg.vdev_id, restart ? "restart" : "start", ret);
|
|
return ret;
|
|
}
|
|
|
|
if (!restart)
|
|
ar->num_started_vdevs++;
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC, "vdev %pM started, vdev_id %d\n",
|
|
arvif->vif->addr, arvif->vdev_id);
|
|
|
|
/* Enable CAC Flag in the driver by checking the channel DFS cac time,
|
|
* i.e dfs_cac_ms value which will be valid only for radar channels
|
|
* and state as NL80211_DFS_USABLE which indicates CAC needs to be
|
|
* done before channel usage. This flags is used to drop rx packets.
|
|
* during CAC.
|
|
*/
|
|
/* TODO Set the flag for other interface types as required */
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_AP &&
|
|
chandef->chan->dfs_cac_ms &&
|
|
chandef->chan->dfs_state == NL80211_DFS_USABLE) {
|
|
set_bit(ATH11K_CAC_RUNNING, &ar->dev_flags);
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"CAC Started in chan_freq %d for vdev %d\n",
|
|
arg.channel.freq, arg.vdev_id);
|
|
}
|
|
|
|
ret = ath11k_mac_set_txbf_conf(arvif);
|
|
if (ret)
|
|
ath11k_warn(ab, "failed to set txbf conf for vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_vdev_stop(struct ath11k_vif *arvif)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
reinit_completion(&ar->vdev_setup_done);
|
|
|
|
ret = ath11k_wmi_vdev_stop(ar, arvif->vdev_id);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to stop WMI vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_setup_sync(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to synchronize setup for vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
goto err;
|
|
}
|
|
|
|
WARN_ON(ar->num_started_vdevs == 0);
|
|
|
|
ar->num_started_vdevs--;
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "vdev %pM stopped, vdev_id %d\n",
|
|
arvif->vif->addr, arvif->vdev_id);
|
|
|
|
if (test_bit(ATH11K_CAC_RUNNING, &ar->dev_flags)) {
|
|
clear_bit(ATH11K_CAC_RUNNING, &ar->dev_flags);
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "CAC Stopped for vdev %d\n",
|
|
arvif->vdev_id);
|
|
}
|
|
|
|
return 0;
|
|
err:
|
|
return ret;
|
|
}
|
|
|
|
static int ath11k_mac_vdev_start(struct ath11k_vif *arvif,
|
|
struct ieee80211_chanctx_conf *ctx)
|
|
{
|
|
return ath11k_mac_vdev_start_restart(arvif, ctx, false);
|
|
}
|
|
|
|
static int ath11k_mac_vdev_restart(struct ath11k_vif *arvif,
|
|
struct ieee80211_chanctx_conf *ctx)
|
|
{
|
|
return ath11k_mac_vdev_start_restart(arvif, ctx, true);
|
|
}
|
|
|
|
struct ath11k_mac_change_chanctx_arg {
|
|
struct ieee80211_chanctx_conf *ctx;
|
|
struct ieee80211_vif_chanctx_switch *vifs;
|
|
int n_vifs;
|
|
int next_vif;
|
|
};
|
|
|
|
static void
|
|
ath11k_mac_change_chanctx_cnt_iter(void *data, u8 *mac,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k_mac_change_chanctx_arg *arg = data;
|
|
|
|
if (rcu_access_pointer(vif->chanctx_conf) != arg->ctx)
|
|
return;
|
|
|
|
arg->n_vifs++;
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_change_chanctx_fill_iter(void *data, u8 *mac,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k_mac_change_chanctx_arg *arg = data;
|
|
struct ieee80211_chanctx_conf *ctx;
|
|
|
|
ctx = rcu_access_pointer(vif->chanctx_conf);
|
|
if (ctx != arg->ctx)
|
|
return;
|
|
|
|
if (WARN_ON(arg->next_vif == arg->n_vifs))
|
|
return;
|
|
|
|
arg->vifs[arg->next_vif].vif = vif;
|
|
arg->vifs[arg->next_vif].old_ctx = ctx;
|
|
arg->vifs[arg->next_vif].new_ctx = ctx;
|
|
arg->next_vif++;
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_update_vif_chan(struct ath11k *ar,
|
|
struct ieee80211_vif_chanctx_switch *vifs,
|
|
int n_vifs)
|
|
{
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif;
|
|
int ret;
|
|
int i;
|
|
bool monitor_vif = false;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
/* Associated channel resources of all relevant vdevs
|
|
* should be available for the channel switch now.
|
|
*/
|
|
|
|
/* TODO: Update ar->rx_channel */
|
|
|
|
for (i = 0; i < n_vifs; i++) {
|
|
arvif = (void *)vifs[i].vif->drv_priv;
|
|
|
|
if (WARN_ON(!arvif->is_started))
|
|
continue;
|
|
|
|
/* change_chanctx can be called even before vdev_up from
|
|
* ieee80211_start_ap->ieee80211_vif_use_channel->
|
|
* ieee80211_recalc_radar_chanctx.
|
|
*
|
|
* Firmware expect vdev_restart only if vdev is up.
|
|
* If vdev is down then it expect vdev_stop->vdev_start.
|
|
*/
|
|
if (arvif->is_up) {
|
|
ret = ath11k_mac_vdev_restart(arvif, vifs[i].new_ctx);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to restart vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
continue;
|
|
}
|
|
} else {
|
|
ret = ath11k_mac_vdev_stop(arvif);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to stop vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
continue;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_start(arvif, vifs[i].new_ctx);
|
|
if (ret)
|
|
ath11k_warn(ab, "failed to start vdev %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
continue;
|
|
}
|
|
|
|
ret = ath11k_mac_setup_bcn_tmpl(arvif);
|
|
if (ret)
|
|
ath11k_warn(ab, "failed to update bcn tmpl during csa: %d\n",
|
|
ret);
|
|
|
|
ret = ath11k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid,
|
|
arvif->bssid);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to bring vdev up %d: %d\n",
|
|
arvif->vdev_id, ret);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
/* Restart the internal monitor vdev on new channel */
|
|
if (!monitor_vif &&
|
|
test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags)) {
|
|
ret = ath11k_mac_monitor_stop(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to stop monitor during vif channel update: %d",
|
|
ret);
|
|
return;
|
|
}
|
|
|
|
ret = ath11k_mac_monitor_start(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to start monitor during vif channel update: %d",
|
|
ret);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_update_active_vif_chan(struct ath11k *ar,
|
|
struct ieee80211_chanctx_conf *ctx)
|
|
{
|
|
struct ath11k_mac_change_chanctx_arg arg = { .ctx = ctx };
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
ieee80211_iterate_active_interfaces_atomic(ar->hw,
|
|
IEEE80211_IFACE_ITER_NORMAL,
|
|
ath11k_mac_change_chanctx_cnt_iter,
|
|
&arg);
|
|
if (arg.n_vifs == 0)
|
|
return;
|
|
|
|
arg.vifs = kcalloc(arg.n_vifs, sizeof(arg.vifs[0]), GFP_KERNEL);
|
|
if (!arg.vifs)
|
|
return;
|
|
|
|
ieee80211_iterate_active_interfaces_atomic(ar->hw,
|
|
IEEE80211_IFACE_ITER_NORMAL,
|
|
ath11k_mac_change_chanctx_fill_iter,
|
|
&arg);
|
|
|
|
ath11k_mac_update_vif_chan(ar, arg.vifs, arg.n_vifs);
|
|
|
|
kfree(arg.vifs);
|
|
}
|
|
|
|
static void ath11k_mac_op_change_chanctx(struct ieee80211_hw *hw,
|
|
struct ieee80211_chanctx_conf *ctx,
|
|
u32 changed)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"mac chanctx change freq %u width %d ptr %pK changed %x\n",
|
|
ctx->def.chan->center_freq, ctx->def.width, ctx, changed);
|
|
|
|
/* This shouldn't really happen because channel switching should use
|
|
* switch_vif_chanctx().
|
|
*/
|
|
if (WARN_ON(changed & IEEE80211_CHANCTX_CHANGE_CHANNEL))
|
|
goto unlock;
|
|
|
|
if (changed & IEEE80211_CHANCTX_CHANGE_WIDTH ||
|
|
changed & IEEE80211_CHANCTX_CHANGE_RADAR)
|
|
ath11k_mac_update_active_vif_chan(ar, ctx);
|
|
|
|
/* TODO: Recalc radar detection */
|
|
|
|
unlock:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static int ath11k_start_vdev_delay(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
int ret;
|
|
|
|
if (WARN_ON(arvif->is_started))
|
|
return -EBUSY;
|
|
|
|
ret = ath11k_mac_vdev_start(arvif, &arvif->chanctx);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n",
|
|
arvif->vdev_id, vif->addr,
|
|
arvif->chanctx.def.chan->center_freq, ret);
|
|
return ret;
|
|
}
|
|
|
|
/* Reconfigure hardware rate code since it is cleared by firmware.
|
|
*/
|
|
if (ar->hw_rate_code > 0) {
|
|
u32 vdev_param = WMI_VDEV_PARAM_MGMT_RATE;
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param,
|
|
ar->hw_rate_code);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set mgmt tx rate %d\n", ret);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) {
|
|
ret = ath11k_wmi_vdev_up(ar, arvif->vdev_id, 0, ar->mac_addr);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed put monitor up: %d\n", ret);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
arvif->is_started = true;
|
|
|
|
/* TODO: Setup ps and cts/rts protection */
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_chanctx_conf *ctx)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
int ret;
|
|
struct peer_create_params param;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"mac chanctx assign ptr %pK vdev_id %i\n",
|
|
ctx, arvif->vdev_id);
|
|
|
|
/* for QCA6390 bss peer must be created before vdev_start */
|
|
if (ab->hw_params.vdev_start_delay &&
|
|
arvif->vdev_type != WMI_VDEV_TYPE_AP &&
|
|
arvif->vdev_type != WMI_VDEV_TYPE_MONITOR &&
|
|
!ath11k_peer_find_by_vdev_id(ab, arvif->vdev_id)) {
|
|
memcpy(&arvif->chanctx, ctx, sizeof(*ctx));
|
|
ret = 0;
|
|
goto out;
|
|
}
|
|
|
|
if (WARN_ON(arvif->is_started)) {
|
|
ret = -EBUSY;
|
|
goto out;
|
|
}
|
|
|
|
if (ab->hw_params.vdev_start_delay &&
|
|
arvif->vdev_type != WMI_VDEV_TYPE_AP &&
|
|
arvif->vdev_type != WMI_VDEV_TYPE_MONITOR) {
|
|
param.vdev_id = arvif->vdev_id;
|
|
param.peer_type = WMI_PEER_TYPE_DEFAULT;
|
|
param.peer_addr = ar->mac_addr;
|
|
|
|
ret = ath11k_peer_create(ar, arvif, NULL, ¶m);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to create peer after vdev start delay: %d",
|
|
ret);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) {
|
|
ret = ath11k_mac_monitor_start(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to start monitor during vif channel context assignment: %d",
|
|
ret);
|
|
goto out;
|
|
}
|
|
|
|
arvif->is_started = true;
|
|
goto out;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_start(arvif, ctx);
|
|
if (ret) {
|
|
ath11k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n",
|
|
arvif->vdev_id, vif->addr,
|
|
ctx->def.chan->center_freq, ret);
|
|
goto out;
|
|
}
|
|
|
|
arvif->is_started = true;
|
|
|
|
if (arvif->vdev_type != WMI_VDEV_TYPE_MONITOR &&
|
|
test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags)) {
|
|
ret = ath11k_mac_monitor_start(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to start monitor during vif channel context assignment: %d",
|
|
ret);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
/* TODO: Setup ps and cts/rts protection */
|
|
|
|
ret = 0;
|
|
|
|
out:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_chanctx_conf *ctx)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct ath11k_peer *peer;
|
|
int ret;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ab, ATH11K_DBG_MAC,
|
|
"mac chanctx unassign ptr %pK vdev_id %i\n",
|
|
ctx, arvif->vdev_id);
|
|
|
|
WARN_ON(!arvif->is_started);
|
|
|
|
if (ab->hw_params.vdev_start_delay &&
|
|
arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) {
|
|
spin_lock_bh(&ab->base_lock);
|
|
peer = ath11k_peer_find_by_addr(ab, ar->mac_addr);
|
|
spin_unlock_bh(&ab->base_lock);
|
|
if (peer)
|
|
ath11k_peer_delete(ar, arvif->vdev_id, ar->mac_addr);
|
|
}
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) {
|
|
ret = ath11k_mac_monitor_stop(ar);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to stop monitor during vif channel context unassignment: %d",
|
|
ret);
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return;
|
|
}
|
|
|
|
arvif->is_started = false;
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return;
|
|
}
|
|
|
|
ret = ath11k_mac_vdev_stop(arvif);
|
|
if (ret)
|
|
ath11k_warn(ab, "failed to stop vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
|
|
arvif->is_started = false;
|
|
|
|
if (ab->hw_params.vdev_start_delay &&
|
|
arvif->vdev_type == WMI_VDEV_TYPE_STA) {
|
|
ret = ath11k_peer_delete(ar, arvif->vdev_id, arvif->bssid);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to delete peer %pM for vdev %d: %d\n",
|
|
arvif->bssid, arvif->vdev_id, ret);
|
|
else
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac removed peer %pM vdev %d after vdev stop\n",
|
|
arvif->bssid, arvif->vdev_id);
|
|
}
|
|
|
|
if (ab->hw_params.vdev_start_delay &&
|
|
arvif->vdev_type == WMI_VDEV_TYPE_MONITOR)
|
|
ath11k_wmi_vdev_down(ar, arvif->vdev_id);
|
|
|
|
if (arvif->vdev_type != WMI_VDEV_TYPE_MONITOR &&
|
|
ar->num_started_vdevs == 1 &&
|
|
test_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags)) {
|
|
ret = ath11k_mac_monitor_stop(ar);
|
|
if (ret)
|
|
/* continue even if there's an error */
|
|
ath11k_warn(ar->ab, "failed to stop monitor during vif channel context unassignment: %d",
|
|
ret);
|
|
}
|
|
|
|
if (arvif->vdev_type == WMI_VDEV_TYPE_STA)
|
|
ath11k_mac_11d_scan_start(ar, arvif->vdev_id);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_op_switch_vif_chanctx(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif_chanctx_switch *vifs,
|
|
int n_vifs,
|
|
enum ieee80211_chanctx_switch_mode mode)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac chanctx switch n_vifs %d mode %d\n",
|
|
n_vifs, mode);
|
|
ath11k_mac_update_vif_chan(ar, vifs, n_vifs);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ath11k_set_vdev_param_to_all_vifs(struct ath11k *ar, int param, u32 value)
|
|
{
|
|
struct ath11k_vif *arvif;
|
|
int ret = 0;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
list_for_each_entry(arvif, &ar->arvifs, list) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "setting mac vdev %d param %d value %d\n",
|
|
param, arvif->vdev_id, value);
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
param, value);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set param %d for vdev %d: %d\n",
|
|
param, arvif->vdev_id, ret);
|
|
break;
|
|
}
|
|
}
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
}
|
|
|
|
/* mac80211 stores device specific RTS/Fragmentation threshold value,
|
|
* this is set interface specific to firmware from ath11k driver
|
|
*/
|
|
static int ath11k_mac_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
int param_id = WMI_VDEV_PARAM_RTS_THRESHOLD;
|
|
|
|
return ath11k_set_vdev_param_to_all_vifs(ar, param_id, value);
|
|
}
|
|
|
|
static int ath11k_mac_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value)
|
|
{
|
|
/* Even though there's a WMI vdev param for fragmentation threshold no
|
|
* known firmware actually implements it. Moreover it is not possible to
|
|
* rely frame fragmentation to mac80211 because firmware clears the
|
|
* "more fragments" bit in frame control making it impossible for remote
|
|
* devices to reassemble frames.
|
|
*
|
|
* Hence implement a dummy callback just to say fragmentation isn't
|
|
* supported. This effectively prevents mac80211 from doing frame
|
|
* fragmentation in software.
|
|
*/
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
static void ath11k_mac_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
|
|
u32 queues, bool drop)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
long time_left;
|
|
|
|
if (drop)
|
|
return;
|
|
|
|
time_left = wait_event_timeout(ar->dp.tx_empty_waitq,
|
|
(atomic_read(&ar->dp.num_tx_pending) == 0),
|
|
ATH11K_FLUSH_TIMEOUT);
|
|
if (time_left == 0)
|
|
ath11k_warn(ar->ab, "failed to flush transmit queue %ld\n", time_left);
|
|
|
|
time_left = wait_event_timeout(ar->txmgmt_empty_waitq,
|
|
(atomic_read(&ar->num_pending_mgmt_tx) == 0),
|
|
ATH11K_FLUSH_TIMEOUT);
|
|
if (time_left == 0)
|
|
ath11k_warn(ar->ab, "failed to flush mgmt transmit queue %ld\n",
|
|
time_left);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac mgmt tx flush mgmt pending %d\n",
|
|
atomic_read(&ar->num_pending_mgmt_tx));
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_bitrate_mask_num_ht_rates(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
int num_rates = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++)
|
|
num_rates += hweight16(mask->control[band].ht_mcs[i]);
|
|
|
|
return num_rates;
|
|
}
|
|
|
|
static bool
|
|
ath11k_mac_has_single_legacy_rate(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
int num_rates = 0;
|
|
|
|
num_rates = hweight32(mask->control[band].legacy);
|
|
|
|
if (ath11k_mac_bitrate_mask_num_ht_rates(ar, band, mask))
|
|
return false;
|
|
|
|
if (ath11k_mac_bitrate_mask_num_vht_rates(ar, band, mask))
|
|
return false;
|
|
|
|
if (ath11k_mac_bitrate_mask_num_he_rates(ar, band, mask))
|
|
return false;
|
|
|
|
return num_rates == 1;
|
|
}
|
|
|
|
static __le16
|
|
ath11k_mac_get_tx_mcs_map(const struct ieee80211_sta_he_cap *he_cap)
|
|
{
|
|
if (he_cap->he_cap_elem.phy_cap_info[0] &
|
|
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
|
|
return he_cap->he_mcs_nss_supp.tx_mcs_80p80;
|
|
|
|
if (he_cap->he_cap_elem.phy_cap_info[0] &
|
|
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
|
|
return he_cap->he_mcs_nss_supp.tx_mcs_160;
|
|
|
|
return he_cap->he_mcs_nss_supp.tx_mcs_80;
|
|
}
|
|
|
|
static bool
|
|
ath11k_mac_bitrate_mask_get_single_nss(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask,
|
|
int *nss)
|
|
{
|
|
struct ieee80211_supported_band *sband = &ar->mac.sbands[band];
|
|
u16 vht_mcs_map = le16_to_cpu(sband->vht_cap.vht_mcs.tx_mcs_map);
|
|
u16 he_mcs_map = 0;
|
|
u8 ht_nss_mask = 0;
|
|
u8 vht_nss_mask = 0;
|
|
u8 he_nss_mask = 0;
|
|
int i;
|
|
|
|
/* No need to consider legacy here. Basic rates are always present
|
|
* in bitrate mask
|
|
*/
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) {
|
|
if (mask->control[band].ht_mcs[i] == 0)
|
|
continue;
|
|
else if (mask->control[band].ht_mcs[i] ==
|
|
sband->ht_cap.mcs.rx_mask[i])
|
|
ht_nss_mask |= BIT(i);
|
|
else
|
|
return false;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) {
|
|
if (mask->control[band].vht_mcs[i] == 0)
|
|
continue;
|
|
else if (mask->control[band].vht_mcs[i] ==
|
|
ath11k_mac_get_max_vht_mcs_map(vht_mcs_map, i))
|
|
vht_nss_mask |= BIT(i);
|
|
else
|
|
return false;
|
|
}
|
|
|
|
he_mcs_map = le16_to_cpu(ath11k_mac_get_tx_mcs_map(&sband->iftype_data->he_cap));
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mask->control[band].he_mcs); i++) {
|
|
if (mask->control[band].he_mcs[i] == 0)
|
|
continue;
|
|
|
|
if (mask->control[band].he_mcs[i] ==
|
|
ath11k_mac_get_max_he_mcs_map(he_mcs_map, i))
|
|
he_nss_mask |= BIT(i);
|
|
else
|
|
return false;
|
|
}
|
|
|
|
if (ht_nss_mask != vht_nss_mask || ht_nss_mask != he_nss_mask)
|
|
return false;
|
|
|
|
if (ht_nss_mask == 0)
|
|
return false;
|
|
|
|
if (BIT(fls(ht_nss_mask)) - 1 != ht_nss_mask)
|
|
return false;
|
|
|
|
*nss = fls(ht_nss_mask);
|
|
|
|
return true;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_get_single_legacy_rate(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask,
|
|
u32 *rate, u8 *nss)
|
|
{
|
|
int rate_idx;
|
|
u16 bitrate;
|
|
u8 preamble;
|
|
u8 hw_rate;
|
|
|
|
if (hweight32(mask->control[band].legacy) != 1)
|
|
return -EINVAL;
|
|
|
|
rate_idx = ffs(mask->control[band].legacy) - 1;
|
|
|
|
if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ)
|
|
rate_idx += ATH11K_MAC_FIRST_OFDM_RATE_IDX;
|
|
|
|
hw_rate = ath11k_legacy_rates[rate_idx].hw_value;
|
|
bitrate = ath11k_legacy_rates[rate_idx].bitrate;
|
|
|
|
if (ath11k_mac_bitrate_is_cck(bitrate))
|
|
preamble = WMI_RATE_PREAMBLE_CCK;
|
|
else
|
|
preamble = WMI_RATE_PREAMBLE_OFDM;
|
|
|
|
*nss = 1;
|
|
*rate = ATH11K_HW_RATE_CODE(hw_rate, 0, preamble);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_set_fixed_rate_gi_ltf(struct ath11k_vif *arvif, u8 he_gi, u8 he_ltf)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
int ret;
|
|
|
|
/* 0.8 = 0, 1.6 = 2 and 3.2 = 3. */
|
|
if (he_gi && he_gi != 0xFF)
|
|
he_gi += 1;
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
WMI_VDEV_PARAM_SGI, he_gi);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set he gi %d: %d\n",
|
|
he_gi, ret);
|
|
return ret;
|
|
}
|
|
/* start from 1 */
|
|
if (he_ltf != 0xFF)
|
|
he_ltf += 1;
|
|
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
WMI_VDEV_PARAM_HE_LTF, he_ltf);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set he ltf %d: %d\n",
|
|
he_ltf, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_set_auto_rate_gi_ltf(struct ath11k_vif *arvif, u16 he_gi, u8 he_ltf)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
int ret;
|
|
u32 he_ar_gi_ltf;
|
|
|
|
if (he_gi != 0xFF) {
|
|
switch (he_gi) {
|
|
case NL80211_RATE_INFO_HE_GI_0_8:
|
|
he_gi = WMI_AUTORATE_800NS_GI;
|
|
break;
|
|
case NL80211_RATE_INFO_HE_GI_1_6:
|
|
he_gi = WMI_AUTORATE_1600NS_GI;
|
|
break;
|
|
case NL80211_RATE_INFO_HE_GI_3_2:
|
|
he_gi = WMI_AUTORATE_3200NS_GI;
|
|
break;
|
|
default:
|
|
ath11k_warn(ar->ab, "invalid he gi: %d\n", he_gi);
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
if (he_ltf != 0xFF) {
|
|
switch (he_ltf) {
|
|
case NL80211_RATE_INFO_HE_1XLTF:
|
|
he_ltf = WMI_HE_AUTORATE_LTF_1X;
|
|
break;
|
|
case NL80211_RATE_INFO_HE_2XLTF:
|
|
he_ltf = WMI_HE_AUTORATE_LTF_2X;
|
|
break;
|
|
case NL80211_RATE_INFO_HE_4XLTF:
|
|
he_ltf = WMI_HE_AUTORATE_LTF_4X;
|
|
break;
|
|
default:
|
|
ath11k_warn(ar->ab, "invalid he ltf: %d\n", he_ltf);
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
he_ar_gi_ltf = he_gi | he_ltf;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
WMI_VDEV_PARAM_AUTORATE_MISC_CFG,
|
|
he_ar_gi_ltf);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab,
|
|
"failed to set he autorate gi %u ltf %u: %d\n",
|
|
he_gi, he_ltf, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_set_rate_params(struct ath11k_vif *arvif,
|
|
u32 rate, u8 nss, u8 sgi, u8 ldpc,
|
|
u8 he_gi, u8 he_ltf, bool he_fixed_rate)
|
|
{
|
|
struct ath11k *ar = arvif->ar;
|
|
u32 vdev_param;
|
|
int ret;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac set rate params vdev %i rate 0x%02x nss 0x%02x sgi 0x%02x ldpc 0x%02x he_gi 0x%02x he_ltf 0x%02x he_fixed_rate %d\n",
|
|
arvif->vdev_id, rate, nss, sgi, ldpc, he_gi,
|
|
he_ltf, he_fixed_rate);
|
|
|
|
if (!arvif->vif->bss_conf.he_support) {
|
|
vdev_param = WMI_VDEV_PARAM_FIXED_RATE;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, rate);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set fixed rate param 0x%02x: %d\n",
|
|
rate, ret);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
vdev_param = WMI_VDEV_PARAM_NSS;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, nss);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set nss param %d: %d\n",
|
|
nss, ret);
|
|
return ret;
|
|
}
|
|
|
|
vdev_param = WMI_VDEV_PARAM_LDPC;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, ldpc);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set ldpc param %d: %d\n",
|
|
ldpc, ret);
|
|
return ret;
|
|
}
|
|
|
|
if (arvif->vif->bss_conf.he_support) {
|
|
if (he_fixed_rate) {
|
|
ret = ath11k_mac_set_fixed_rate_gi_ltf(arvif, he_gi,
|
|
he_ltf);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set fixed rate gi ltf: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
} else {
|
|
ret = ath11k_mac_set_auto_rate_gi_ltf(arvif, he_gi,
|
|
he_ltf);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set auto rate gi ltf: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
}
|
|
} else {
|
|
vdev_param = WMI_VDEV_PARAM_SGI;
|
|
ret = ath11k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id,
|
|
vdev_param, sgi);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set sgi param %d: %d\n",
|
|
sgi, ret);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool
|
|
ath11k_mac_vht_mcs_range_present(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
int i;
|
|
u16 vht_mcs;
|
|
|
|
for (i = 0; i < NL80211_VHT_NSS_MAX; i++) {
|
|
vht_mcs = mask->control[band].vht_mcs[i];
|
|
|
|
switch (vht_mcs) {
|
|
case 0:
|
|
case BIT(8) - 1:
|
|
case BIT(9) - 1:
|
|
case BIT(10) - 1:
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
ath11k_mac_he_mcs_range_present(struct ath11k *ar,
|
|
enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
int i;
|
|
u16 he_mcs;
|
|
|
|
for (i = 0; i < NL80211_HE_NSS_MAX; i++) {
|
|
he_mcs = mask->control[band].he_mcs[i];
|
|
|
|
switch (he_mcs) {
|
|
case 0:
|
|
case BIT(8) - 1:
|
|
case BIT(10) - 1:
|
|
case BIT(12) - 1:
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static void ath11k_mac_set_bitrate_mask_iter(void *data,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ath11k_vif *arvif = data;
|
|
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
struct ath11k *ar = arvif->ar;
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
arsta->changed |= IEEE80211_RC_SUPP_RATES_CHANGED;
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
ieee80211_queue_work(ar->hw, &arsta->update_wk);
|
|
}
|
|
|
|
static void ath11k_mac_disable_peer_fixed_rate(void *data,
|
|
struct ieee80211_sta *sta)
|
|
{
|
|
struct ath11k_vif *arvif = data;
|
|
struct ath11k *ar = arvif->ar;
|
|
int ret;
|
|
|
|
ret = ath11k_wmi_set_peer_param(ar, sta->addr,
|
|
arvif->vdev_id,
|
|
WMI_PEER_PARAM_FIXED_RATE,
|
|
WMI_FIXED_RATE_NONE);
|
|
if (ret)
|
|
ath11k_warn(ar->ab,
|
|
"failed to disable peer fixed rate for STA %pM ret %d\n",
|
|
sta->addr, ret);
|
|
}
|
|
|
|
static bool
|
|
ath11k_mac_validate_vht_he_fixed_rate_settings(struct ath11k *ar, enum nl80211_band band,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
bool he_fixed_rate = false, vht_fixed_rate = false;
|
|
struct ath11k_peer *peer, *tmp;
|
|
const u16 *vht_mcs_mask, *he_mcs_mask;
|
|
u8 vht_nss, he_nss;
|
|
bool ret = true;
|
|
|
|
vht_mcs_mask = mask->control[band].vht_mcs;
|
|
he_mcs_mask = mask->control[band].he_mcs;
|
|
|
|
if (ath11k_mac_bitrate_mask_num_vht_rates(ar, band, mask) == 1)
|
|
vht_fixed_rate = true;
|
|
|
|
if (ath11k_mac_bitrate_mask_num_he_rates(ar, band, mask) == 1)
|
|
he_fixed_rate = true;
|
|
|
|
if (!vht_fixed_rate && !he_fixed_rate)
|
|
return true;
|
|
|
|
vht_nss = ath11k_mac_max_vht_nss(vht_mcs_mask);
|
|
he_nss = ath11k_mac_max_he_nss(he_mcs_mask);
|
|
|
|
rcu_read_lock();
|
|
spin_lock_bh(&ar->ab->base_lock);
|
|
list_for_each_entry_safe(peer, tmp, &ar->ab->peers, list) {
|
|
if (peer->sta) {
|
|
if (vht_fixed_rate && (!peer->sta->vht_cap.vht_supported ||
|
|
peer->sta->rx_nss < vht_nss)) {
|
|
ret = false;
|
|
goto out;
|
|
}
|
|
if (he_fixed_rate && (!peer->sta->he_cap.has_he ||
|
|
peer->sta->rx_nss < he_nss)) {
|
|
ret = false;
|
|
goto out;
|
|
}
|
|
}
|
|
}
|
|
|
|
out:
|
|
spin_unlock_bh(&ar->ab->base_lock);
|
|
rcu_read_unlock();
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
ath11k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
const struct cfg80211_bitrate_mask *mask)
|
|
{
|
|
struct ath11k_vif *arvif = (void *)vif->drv_priv;
|
|
struct cfg80211_chan_def def;
|
|
struct ath11k *ar = arvif->ar;
|
|
enum nl80211_band band;
|
|
const u8 *ht_mcs_mask;
|
|
const u16 *vht_mcs_mask;
|
|
const u16 *he_mcs_mask;
|
|
u8 he_ltf = 0;
|
|
u8 he_gi = 0;
|
|
u32 rate;
|
|
u8 nss;
|
|
u8 sgi;
|
|
u8 ldpc;
|
|
int single_nss;
|
|
int ret;
|
|
int num_rates;
|
|
bool he_fixed_rate = false;
|
|
|
|
if (ath11k_mac_vif_chan(vif, &def))
|
|
return -EPERM;
|
|
|
|
band = def.chan->band;
|
|
ht_mcs_mask = mask->control[band].ht_mcs;
|
|
vht_mcs_mask = mask->control[band].vht_mcs;
|
|
he_mcs_mask = mask->control[band].he_mcs;
|
|
ldpc = !!(ar->ht_cap_info & WMI_HT_CAP_LDPC);
|
|
|
|
sgi = mask->control[band].gi;
|
|
if (sgi == NL80211_TXRATE_FORCE_LGI)
|
|
return -EINVAL;
|
|
|
|
he_gi = mask->control[band].he_gi;
|
|
he_ltf = mask->control[band].he_ltf;
|
|
|
|
/* mac80211 doesn't support sending a fixed HT/VHT MCS alone, rather it
|
|
* requires passing atleast one of used basic rates along with them.
|
|
* Fixed rate setting across different preambles(legacy, HT, VHT) is
|
|
* not supported by the FW. Hence use of FIXED_RATE vdev param is not
|
|
* suitable for setting single HT/VHT rates.
|
|
* But, there could be a single basic rate passed from userspace which
|
|
* can be done through the FIXED_RATE param.
|
|
*/
|
|
if (ath11k_mac_has_single_legacy_rate(ar, band, mask)) {
|
|
ret = ath11k_mac_get_single_legacy_rate(ar, band, mask, &rate,
|
|
&nss);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to get single legacy rate for vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
return ret;
|
|
}
|
|
ieee80211_iterate_stations_atomic(ar->hw,
|
|
ath11k_mac_disable_peer_fixed_rate,
|
|
arvif);
|
|
} else if (ath11k_mac_bitrate_mask_get_single_nss(ar, band, mask,
|
|
&single_nss)) {
|
|
rate = WMI_FIXED_RATE_NONE;
|
|
nss = single_nss;
|
|
mutex_lock(&ar->conf_mutex);
|
|
arvif->bitrate_mask = *mask;
|
|
ieee80211_iterate_stations_atomic(ar->hw,
|
|
ath11k_mac_set_bitrate_mask_iter,
|
|
arvif);
|
|
mutex_unlock(&ar->conf_mutex);
|
|
} else {
|
|
rate = WMI_FIXED_RATE_NONE;
|
|
|
|
if (!ath11k_mac_validate_vht_he_fixed_rate_settings(ar, band, mask))
|
|
ath11k_warn(ar->ab,
|
|
"could not update fixed rate settings to all peers due to mcs/nss incompatibility\n");
|
|
nss = min_t(u32, ar->num_tx_chains,
|
|
max(max(ath11k_mac_max_ht_nss(ht_mcs_mask),
|
|
ath11k_mac_max_vht_nss(vht_mcs_mask)),
|
|
ath11k_mac_max_he_nss(he_mcs_mask)));
|
|
|
|
/* If multiple rates across different preambles are given
|
|
* we can reconfigure this info with all peers using PEER_ASSOC
|
|
* command with the below exception cases.
|
|
* - Single VHT Rate : peer_assoc command accommodates only MCS
|
|
* range values i.e 0-7, 0-8, 0-9 for VHT. Though mac80211
|
|
* mandates passing basic rates along with HT/VHT rates, FW
|
|
* doesn't allow switching from VHT to Legacy. Hence instead of
|
|
* setting legacy and VHT rates using RATEMASK_CMD vdev cmd,
|
|
* we could set this VHT rate as peer fixed rate param, which
|
|
* will override FIXED rate and FW rate control algorithm.
|
|
* If single VHT rate is passed along with HT rates, we select
|
|
* the VHT rate as fixed rate for vht peers.
|
|
* - Multiple VHT Rates : When Multiple VHT rates are given,this
|
|
* can be set using RATEMASK CMD which uses FW rate-ctl alg.
|
|
* TODO: Setting multiple VHT MCS and replacing peer_assoc with
|
|
* RATEMASK_CMDID can cover all use cases of setting rates
|
|
* across multiple preambles and rates within same type.
|
|
* But requires more validation of the command at this point.
|
|
*/
|
|
|
|
num_rates = ath11k_mac_bitrate_mask_num_vht_rates(ar, band,
|
|
mask);
|
|
|
|
if (!ath11k_mac_vht_mcs_range_present(ar, band, mask) &&
|
|
num_rates > 1) {
|
|
/* TODO: Handle multiple VHT MCS values setting using
|
|
* RATEMASK CMD
|
|
*/
|
|
ath11k_warn(ar->ab,
|
|
"setting %d mcs values in bitrate mask not supported\n",
|
|
num_rates);
|
|
return -EINVAL;
|
|
}
|
|
|
|
num_rates = ath11k_mac_bitrate_mask_num_he_rates(ar, band,
|
|
mask);
|
|
if (num_rates == 1)
|
|
he_fixed_rate = true;
|
|
|
|
if (!ath11k_mac_he_mcs_range_present(ar, band, mask) &&
|
|
num_rates > 1) {
|
|
ath11k_warn(ar->ab,
|
|
"Setting more than one HE MCS Value in bitrate mask not supported\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
ieee80211_iterate_stations_atomic(ar->hw,
|
|
ath11k_mac_disable_peer_fixed_rate,
|
|
arvif);
|
|
|
|
arvif->bitrate_mask = *mask;
|
|
ieee80211_iterate_stations_atomic(ar->hw,
|
|
ath11k_mac_set_bitrate_mask_iter,
|
|
arvif);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ret = ath11k_mac_set_rate_params(arvif, rate, nss, sgi, ldpc, he_gi,
|
|
he_ltf, he_fixed_rate);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to set rate params on vdev %i: %d\n",
|
|
arvif->vdev_id, ret);
|
|
}
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_op_reconfig_complete(struct ieee80211_hw *hw,
|
|
enum ieee80211_reconfig_type reconfig_type)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
|
|
if (reconfig_type != IEEE80211_RECONFIG_TYPE_RESTART)
|
|
return;
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
if (ar->state == ATH11K_STATE_RESTARTED) {
|
|
ath11k_warn(ar->ab, "pdev %d successfully recovered\n",
|
|
ar->pdev->pdev_id);
|
|
ar->state = ATH11K_STATE_ON;
|
|
ieee80211_wake_queues(ar->hw);
|
|
}
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static void
|
|
ath11k_mac_update_bss_chan_survey(struct ath11k *ar,
|
|
struct ieee80211_channel *channel)
|
|
{
|
|
int ret;
|
|
enum wmi_bss_chan_info_req_type type = WMI_BSS_SURVEY_REQ_TYPE_READ;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
if (!test_bit(WMI_TLV_SERVICE_BSS_CHANNEL_INFO_64, ar->ab->wmi_ab.svc_map) ||
|
|
ar->rx_channel != channel)
|
|
return;
|
|
|
|
if (ar->scan.state != ATH11K_SCAN_IDLE) {
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"ignoring bss chan info req while scanning..\n");
|
|
return;
|
|
}
|
|
|
|
reinit_completion(&ar->bss_survey_done);
|
|
|
|
ret = ath11k_wmi_pdev_bss_chan_info_request(ar, type);
|
|
if (ret) {
|
|
ath11k_warn(ar->ab, "failed to send pdev bss chan info request\n");
|
|
return;
|
|
}
|
|
|
|
ret = wait_for_completion_timeout(&ar->bss_survey_done, 3 * HZ);
|
|
if (ret == 0)
|
|
ath11k_warn(ar->ab, "bss channel survey timed out\n");
|
|
}
|
|
|
|
static int ath11k_mac_op_get_survey(struct ieee80211_hw *hw, int idx,
|
|
struct survey_info *survey)
|
|
{
|
|
struct ath11k *ar = hw->priv;
|
|
struct ieee80211_supported_band *sband;
|
|
struct survey_info *ar_survey;
|
|
int ret = 0;
|
|
|
|
if (idx >= ATH11K_NUM_CHANS)
|
|
return -ENOENT;
|
|
|
|
ar_survey = &ar->survey[idx];
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
sband = hw->wiphy->bands[NL80211_BAND_2GHZ];
|
|
if (sband && idx >= sband->n_channels) {
|
|
idx -= sband->n_channels;
|
|
sband = NULL;
|
|
}
|
|
|
|
if (!sband)
|
|
sband = hw->wiphy->bands[NL80211_BAND_5GHZ];
|
|
if (sband && idx >= sband->n_channels) {
|
|
idx -= sband->n_channels;
|
|
sband = NULL;
|
|
}
|
|
|
|
if (!sband)
|
|
sband = hw->wiphy->bands[NL80211_BAND_6GHZ];
|
|
if (!sband || idx >= sband->n_channels) {
|
|
ret = -ENOENT;
|
|
goto exit;
|
|
}
|
|
|
|
ath11k_mac_update_bss_chan_survey(ar, &sband->channels[idx]);
|
|
|
|
spin_lock_bh(&ar->data_lock);
|
|
memcpy(survey, ar_survey, sizeof(*survey));
|
|
spin_unlock_bh(&ar->data_lock);
|
|
|
|
survey->channel = &sband->channels[idx];
|
|
|
|
if (ar->rx_channel == survey->channel)
|
|
survey->filled |= SURVEY_INFO_IN_USE;
|
|
|
|
exit:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
return ret;
|
|
}
|
|
|
|
static void ath11k_mac_put_chain_rssi(struct station_info *sinfo,
|
|
struct ath11k_sta *arsta,
|
|
char *pre,
|
|
bool clear)
|
|
{
|
|
struct ath11k *ar = arsta->arvif->ar;
|
|
int i;
|
|
s8 rssi;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(sinfo->chain_signal); i++) {
|
|
sinfo->chains &= ~BIT(i);
|
|
rssi = arsta->chain_signal[i];
|
|
if (clear)
|
|
arsta->chain_signal[i] = ATH11K_INVALID_RSSI_FULL;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac sta statistics %s rssi[%d] %d\n", pre, i, rssi);
|
|
|
|
if (rssi != ATH11K_DEFAULT_NOISE_FLOOR &&
|
|
rssi != ATH11K_INVALID_RSSI_FULL &&
|
|
rssi != ATH11K_INVALID_RSSI_EMPTY &&
|
|
rssi != 0) {
|
|
sinfo->chain_signal[i] = rssi;
|
|
sinfo->chains |= BIT(i);
|
|
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CHAIN_SIGNAL);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void ath11k_mac_op_sta_statistics(struct ieee80211_hw *hw,
|
|
struct ieee80211_vif *vif,
|
|
struct ieee80211_sta *sta,
|
|
struct station_info *sinfo)
|
|
{
|
|
struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
|
|
struct ath11k *ar = arsta->arvif->ar;
|
|
s8 signal;
|
|
bool db2dbm = test_bit(WMI_TLV_SERVICE_HW_DB2DBM_CONVERSION_SUPPORT,
|
|
ar->ab->wmi_ab.svc_map);
|
|
|
|
sinfo->rx_duration = arsta->rx_duration;
|
|
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DURATION);
|
|
|
|
sinfo->tx_duration = arsta->tx_duration;
|
|
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_DURATION);
|
|
|
|
if (arsta->txrate.legacy || arsta->txrate.nss) {
|
|
if (arsta->txrate.legacy) {
|
|
sinfo->txrate.legacy = arsta->txrate.legacy;
|
|
} else {
|
|
sinfo->txrate.mcs = arsta->txrate.mcs;
|
|
sinfo->txrate.nss = arsta->txrate.nss;
|
|
sinfo->txrate.bw = arsta->txrate.bw;
|
|
sinfo->txrate.he_gi = arsta->txrate.he_gi;
|
|
sinfo->txrate.he_dcm = arsta->txrate.he_dcm;
|
|
sinfo->txrate.he_ru_alloc = arsta->txrate.he_ru_alloc;
|
|
}
|
|
sinfo->txrate.flags = arsta->txrate.flags;
|
|
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
|
|
}
|
|
|
|
ath11k_mac_put_chain_rssi(sinfo, arsta, "ppdu", false);
|
|
|
|
if (!(sinfo->filled & BIT_ULL(NL80211_STA_INFO_CHAIN_SIGNAL)) &&
|
|
arsta->arvif->vdev_type == WMI_VDEV_TYPE_STA &&
|
|
ar->ab->hw_params.supports_rssi_stats &&
|
|
!ath11k_debugfs_get_fw_stats(ar, ar->pdev->pdev_id, 0,
|
|
WMI_REQUEST_RSSI_PER_CHAIN_STAT)) {
|
|
ath11k_mac_put_chain_rssi(sinfo, arsta, "fw stats", true);
|
|
}
|
|
|
|
signal = arsta->rssi_comb;
|
|
if (!signal &&
|
|
arsta->arvif->vdev_type == WMI_VDEV_TYPE_STA &&
|
|
ar->ab->hw_params.supports_rssi_stats &&
|
|
!(ath11k_debugfs_get_fw_stats(ar, ar->pdev->pdev_id, 0,
|
|
WMI_REQUEST_VDEV_STAT)))
|
|
signal = arsta->rssi_beacon;
|
|
|
|
ath11k_dbg(ar->ab, ATH11K_DBG_MAC,
|
|
"mac sta statistics db2dbm %u rssi comb %d rssi beacon %d\n",
|
|
db2dbm, arsta->rssi_comb, arsta->rssi_beacon);
|
|
|
|
if (signal) {
|
|
sinfo->signal = db2dbm ? signal : signal + ATH11K_DEFAULT_NOISE_FLOOR;
|
|
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
|
|
}
|
|
}
|
|
|
|
static const struct ieee80211_ops ath11k_ops = {
|
|
.tx = ath11k_mac_op_tx,
|
|
.start = ath11k_mac_op_start,
|
|
.stop = ath11k_mac_op_stop,
|
|
.reconfig_complete = ath11k_mac_op_reconfig_complete,
|
|
.add_interface = ath11k_mac_op_add_interface,
|
|
.remove_interface = ath11k_mac_op_remove_interface,
|
|
.update_vif_offload = ath11k_mac_op_update_vif_offload,
|
|
.config = ath11k_mac_op_config,
|
|
.bss_info_changed = ath11k_mac_op_bss_info_changed,
|
|
.configure_filter = ath11k_mac_op_configure_filter,
|
|
.hw_scan = ath11k_mac_op_hw_scan,
|
|
.cancel_hw_scan = ath11k_mac_op_cancel_hw_scan,
|
|
.set_key = ath11k_mac_op_set_key,
|
|
.sta_state = ath11k_mac_op_sta_state,
|
|
.sta_set_4addr = ath11k_mac_op_sta_set_4addr,
|
|
.sta_set_txpwr = ath11k_mac_op_sta_set_txpwr,
|
|
.sta_rc_update = ath11k_mac_op_sta_rc_update,
|
|
.conf_tx = ath11k_mac_op_conf_tx,
|
|
.set_antenna = ath11k_mac_op_set_antenna,
|
|
.get_antenna = ath11k_mac_op_get_antenna,
|
|
.ampdu_action = ath11k_mac_op_ampdu_action,
|
|
.add_chanctx = ath11k_mac_op_add_chanctx,
|
|
.remove_chanctx = ath11k_mac_op_remove_chanctx,
|
|
.change_chanctx = ath11k_mac_op_change_chanctx,
|
|
.assign_vif_chanctx = ath11k_mac_op_assign_vif_chanctx,
|
|
.unassign_vif_chanctx = ath11k_mac_op_unassign_vif_chanctx,
|
|
.switch_vif_chanctx = ath11k_mac_op_switch_vif_chanctx,
|
|
.set_rts_threshold = ath11k_mac_op_set_rts_threshold,
|
|
.set_frag_threshold = ath11k_mac_op_set_frag_threshold,
|
|
.set_bitrate_mask = ath11k_mac_op_set_bitrate_mask,
|
|
.get_survey = ath11k_mac_op_get_survey,
|
|
.flush = ath11k_mac_op_flush,
|
|
.sta_statistics = ath11k_mac_op_sta_statistics,
|
|
CFG80211_TESTMODE_CMD(ath11k_tm_cmd)
|
|
#ifdef CONFIG_ATH11K_DEBUGFS
|
|
.sta_add_debugfs = ath11k_debugfs_sta_op_add,
|
|
#endif
|
|
};
|
|
|
|
static void ath11k_mac_update_ch_list(struct ath11k *ar,
|
|
struct ieee80211_supported_band *band,
|
|
u32 freq_low, u32 freq_high)
|
|
{
|
|
int i;
|
|
|
|
if (!(freq_low && freq_high))
|
|
return;
|
|
|
|
for (i = 0; i < band->n_channels; i++) {
|
|
if (band->channels[i].center_freq < freq_low ||
|
|
band->channels[i].center_freq > freq_high)
|
|
band->channels[i].flags |= IEEE80211_CHAN_DISABLED;
|
|
}
|
|
}
|
|
|
|
static u32 ath11k_get_phy_id(struct ath11k *ar, u32 band)
|
|
{
|
|
struct ath11k_pdev *pdev = ar->pdev;
|
|
struct ath11k_pdev_cap *pdev_cap = &pdev->cap;
|
|
|
|
if (band == WMI_HOST_WLAN_2G_CAP)
|
|
return pdev_cap->band[NL80211_BAND_2GHZ].phy_id;
|
|
|
|
if (band == WMI_HOST_WLAN_5G_CAP)
|
|
return pdev_cap->band[NL80211_BAND_5GHZ].phy_id;
|
|
|
|
ath11k_warn(ar->ab, "unsupported phy cap:%d\n", band);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_setup_channels_rates(struct ath11k *ar,
|
|
u32 supported_bands)
|
|
{
|
|
struct ieee80211_supported_band *band;
|
|
struct ath11k_hal_reg_capabilities_ext *reg_cap, *temp_reg_cap;
|
|
void *channels;
|
|
u32 phy_id;
|
|
|
|
BUILD_BUG_ON((ARRAY_SIZE(ath11k_2ghz_channels) +
|
|
ARRAY_SIZE(ath11k_5ghz_channels) +
|
|
ARRAY_SIZE(ath11k_6ghz_channels)) !=
|
|
ATH11K_NUM_CHANS);
|
|
|
|
reg_cap = &ar->ab->hal_reg_cap[ar->pdev_idx];
|
|
temp_reg_cap = reg_cap;
|
|
|
|
if (supported_bands & WMI_HOST_WLAN_2G_CAP) {
|
|
channels = kmemdup(ath11k_2ghz_channels,
|
|
sizeof(ath11k_2ghz_channels),
|
|
GFP_KERNEL);
|
|
if (!channels)
|
|
return -ENOMEM;
|
|
|
|
band = &ar->mac.sbands[NL80211_BAND_2GHZ];
|
|
band->band = NL80211_BAND_2GHZ;
|
|
band->n_channels = ARRAY_SIZE(ath11k_2ghz_channels);
|
|
band->channels = channels;
|
|
band->n_bitrates = ath11k_g_rates_size;
|
|
band->bitrates = ath11k_g_rates;
|
|
ar->hw->wiphy->bands[NL80211_BAND_2GHZ] = band;
|
|
|
|
if (ar->ab->hw_params.single_pdev_only) {
|
|
phy_id = ath11k_get_phy_id(ar, WMI_HOST_WLAN_2G_CAP);
|
|
temp_reg_cap = &ar->ab->hal_reg_cap[phy_id];
|
|
}
|
|
ath11k_mac_update_ch_list(ar, band,
|
|
temp_reg_cap->low_2ghz_chan,
|
|
temp_reg_cap->high_2ghz_chan);
|
|
}
|
|
|
|
if (supported_bands & WMI_HOST_WLAN_5G_CAP) {
|
|
if (reg_cap->high_5ghz_chan >= ATH11K_MAX_6G_FREQ) {
|
|
channels = kmemdup(ath11k_6ghz_channels,
|
|
sizeof(ath11k_6ghz_channels), GFP_KERNEL);
|
|
if (!channels) {
|
|
kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ar->supports_6ghz = true;
|
|
band = &ar->mac.sbands[NL80211_BAND_6GHZ];
|
|
band->band = NL80211_BAND_6GHZ;
|
|
band->n_channels = ARRAY_SIZE(ath11k_6ghz_channels);
|
|
band->channels = channels;
|
|
band->n_bitrates = ath11k_a_rates_size;
|
|
band->bitrates = ath11k_a_rates;
|
|
ar->hw->wiphy->bands[NL80211_BAND_6GHZ] = band;
|
|
|
|
if (ar->ab->hw_params.single_pdev_only) {
|
|
phy_id = ath11k_get_phy_id(ar, WMI_HOST_WLAN_5G_CAP);
|
|
temp_reg_cap = &ar->ab->hal_reg_cap[phy_id];
|
|
}
|
|
|
|
ath11k_mac_update_ch_list(ar, band,
|
|
temp_reg_cap->low_5ghz_chan,
|
|
temp_reg_cap->high_5ghz_chan);
|
|
}
|
|
|
|
if (reg_cap->low_5ghz_chan < ATH11K_MIN_6G_FREQ) {
|
|
channels = kmemdup(ath11k_5ghz_channels,
|
|
sizeof(ath11k_5ghz_channels),
|
|
GFP_KERNEL);
|
|
if (!channels) {
|
|
kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels);
|
|
kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
band = &ar->mac.sbands[NL80211_BAND_5GHZ];
|
|
band->band = NL80211_BAND_5GHZ;
|
|
band->n_channels = ARRAY_SIZE(ath11k_5ghz_channels);
|
|
band->channels = channels;
|
|
band->n_bitrates = ath11k_a_rates_size;
|
|
band->bitrates = ath11k_a_rates;
|
|
ar->hw->wiphy->bands[NL80211_BAND_5GHZ] = band;
|
|
|
|
if (ar->ab->hw_params.single_pdev_only) {
|
|
phy_id = ath11k_get_phy_id(ar, WMI_HOST_WLAN_5G_CAP);
|
|
temp_reg_cap = &ar->ab->hal_reg_cap[phy_id];
|
|
}
|
|
|
|
ath11k_mac_update_ch_list(ar, band,
|
|
temp_reg_cap->low_5ghz_chan,
|
|
temp_reg_cap->high_5ghz_chan);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath11k_mac_setup_iface_combinations(struct ath11k *ar)
|
|
{
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ieee80211_iface_combination *combinations;
|
|
struct ieee80211_iface_limit *limits;
|
|
int n_limits;
|
|
|
|
combinations = kzalloc(sizeof(*combinations), GFP_KERNEL);
|
|
if (!combinations)
|
|
return -ENOMEM;
|
|
|
|
n_limits = 2;
|
|
|
|
limits = kcalloc(n_limits, sizeof(*limits), GFP_KERNEL);
|
|
if (!limits) {
|
|
kfree(combinations);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
limits[0].max = 1;
|
|
limits[0].types |= BIT(NL80211_IFTYPE_STATION);
|
|
|
|
limits[1].max = 16;
|
|
limits[1].types |= BIT(NL80211_IFTYPE_AP);
|
|
|
|
if (IS_ENABLED(CONFIG_MAC80211_MESH) &&
|
|
ab->hw_params.interface_modes & BIT(NL80211_IFTYPE_MESH_POINT))
|
|
limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT);
|
|
|
|
combinations[0].limits = limits;
|
|
combinations[0].n_limits = n_limits;
|
|
combinations[0].max_interfaces = 16;
|
|
combinations[0].num_different_channels = 1;
|
|
combinations[0].beacon_int_infra_match = true;
|
|
combinations[0].beacon_int_min_gcd = 100;
|
|
combinations[0].radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
|
|
BIT(NL80211_CHAN_WIDTH_20) |
|
|
BIT(NL80211_CHAN_WIDTH_40) |
|
|
BIT(NL80211_CHAN_WIDTH_80) |
|
|
BIT(NL80211_CHAN_WIDTH_80P80) |
|
|
BIT(NL80211_CHAN_WIDTH_160);
|
|
|
|
ar->hw->wiphy->iface_combinations = combinations;
|
|
ar->hw->wiphy->n_iface_combinations = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const u8 ath11k_if_types_ext_capa[] = {
|
|
[0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING,
|
|
[7] = WLAN_EXT_CAPA8_OPMODE_NOTIF,
|
|
};
|
|
|
|
static const u8 ath11k_if_types_ext_capa_sta[] = {
|
|
[0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING,
|
|
[7] = WLAN_EXT_CAPA8_OPMODE_NOTIF,
|
|
[9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT,
|
|
};
|
|
|
|
static const u8 ath11k_if_types_ext_capa_ap[] = {
|
|
[0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING,
|
|
[7] = WLAN_EXT_CAPA8_OPMODE_NOTIF,
|
|
[9] = WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT,
|
|
};
|
|
|
|
static const struct wiphy_iftype_ext_capab ath11k_iftypes_ext_capa[] = {
|
|
{
|
|
.extended_capabilities = ath11k_if_types_ext_capa,
|
|
.extended_capabilities_mask = ath11k_if_types_ext_capa,
|
|
.extended_capabilities_len = sizeof(ath11k_if_types_ext_capa),
|
|
}, {
|
|
.iftype = NL80211_IFTYPE_STATION,
|
|
.extended_capabilities = ath11k_if_types_ext_capa_sta,
|
|
.extended_capabilities_mask = ath11k_if_types_ext_capa_sta,
|
|
.extended_capabilities_len =
|
|
sizeof(ath11k_if_types_ext_capa_sta),
|
|
}, {
|
|
.iftype = NL80211_IFTYPE_AP,
|
|
.extended_capabilities = ath11k_if_types_ext_capa_ap,
|
|
.extended_capabilities_mask = ath11k_if_types_ext_capa_ap,
|
|
.extended_capabilities_len =
|
|
sizeof(ath11k_if_types_ext_capa_ap),
|
|
},
|
|
};
|
|
|
|
static void __ath11k_mac_unregister(struct ath11k *ar)
|
|
{
|
|
cancel_work_sync(&ar->regd_update_work);
|
|
|
|
ieee80211_unregister_hw(ar->hw);
|
|
|
|
idr_for_each(&ar->txmgmt_idr, ath11k_mac_tx_mgmt_pending_free, ar);
|
|
idr_destroy(&ar->txmgmt_idr);
|
|
|
|
kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels);
|
|
kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels);
|
|
kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels);
|
|
|
|
kfree(ar->hw->wiphy->iface_combinations[0].limits);
|
|
kfree(ar->hw->wiphy->iface_combinations);
|
|
|
|
SET_IEEE80211_DEV(ar->hw, NULL);
|
|
}
|
|
|
|
void ath11k_mac_unregister(struct ath11k_base *ab)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_pdev *pdev;
|
|
int i;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = &ab->pdevs[i];
|
|
ar = pdev->ar;
|
|
if (!ar)
|
|
continue;
|
|
|
|
__ath11k_mac_unregister(ar);
|
|
}
|
|
}
|
|
|
|
static int __ath11k_mac_register(struct ath11k *ar)
|
|
{
|
|
struct ath11k_base *ab = ar->ab;
|
|
struct ath11k_pdev_cap *cap = &ar->pdev->cap;
|
|
static const u32 cipher_suites[] = {
|
|
WLAN_CIPHER_SUITE_TKIP,
|
|
WLAN_CIPHER_SUITE_CCMP,
|
|
WLAN_CIPHER_SUITE_AES_CMAC,
|
|
WLAN_CIPHER_SUITE_BIP_CMAC_256,
|
|
WLAN_CIPHER_SUITE_BIP_GMAC_128,
|
|
WLAN_CIPHER_SUITE_BIP_GMAC_256,
|
|
WLAN_CIPHER_SUITE_GCMP,
|
|
WLAN_CIPHER_SUITE_GCMP_256,
|
|
WLAN_CIPHER_SUITE_CCMP_256,
|
|
};
|
|
int ret;
|
|
u32 ht_cap = 0;
|
|
|
|
ath11k_pdev_caps_update(ar);
|
|
|
|
SET_IEEE80211_PERM_ADDR(ar->hw, ar->mac_addr);
|
|
|
|
SET_IEEE80211_DEV(ar->hw, ab->dev);
|
|
|
|
ret = ath11k_mac_setup_channels_rates(ar,
|
|
cap->supported_bands);
|
|
if (ret)
|
|
goto err;
|
|
|
|
ath11k_mac_setup_ht_vht_cap(ar, cap, &ht_cap);
|
|
ath11k_mac_setup_he_cap(ar, cap);
|
|
|
|
ret = ath11k_mac_setup_iface_combinations(ar);
|
|
if (ret) {
|
|
ath11k_err(ar->ab, "failed to setup interface combinations: %d\n", ret);
|
|
goto err_free_channels;
|
|
}
|
|
|
|
ar->hw->wiphy->available_antennas_rx = cap->rx_chain_mask;
|
|
ar->hw->wiphy->available_antennas_tx = cap->tx_chain_mask;
|
|
|
|
ar->hw->wiphy->interface_modes = ab->hw_params.interface_modes;
|
|
|
|
if (ab->hw_params.single_pdev_only && ar->supports_6ghz)
|
|
ieee80211_hw_set(ar->hw, SINGLE_SCAN_ON_ALL_BANDS);
|
|
|
|
ieee80211_hw_set(ar->hw, SIGNAL_DBM);
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_PS);
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_DYNAMIC_PS);
|
|
ieee80211_hw_set(ar->hw, MFP_CAPABLE);
|
|
ieee80211_hw_set(ar->hw, REPORTS_TX_ACK_STATUS);
|
|
ieee80211_hw_set(ar->hw, HAS_RATE_CONTROL);
|
|
ieee80211_hw_set(ar->hw, AP_LINK_PS);
|
|
ieee80211_hw_set(ar->hw, SPECTRUM_MGMT);
|
|
ieee80211_hw_set(ar->hw, CONNECTION_MONITOR);
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_PER_STA_GTK);
|
|
ieee80211_hw_set(ar->hw, WANT_MONITOR_VIF);
|
|
ieee80211_hw_set(ar->hw, CHANCTX_STA_CSA);
|
|
ieee80211_hw_set(ar->hw, QUEUE_CONTROL);
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_TX_FRAG);
|
|
ieee80211_hw_set(ar->hw, REPORTS_LOW_ACK);
|
|
|
|
if (ath11k_frame_mode == ATH11K_HW_TXRX_ETHERNET) {
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_TX_ENCAP_OFFLOAD);
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_RX_DECAP_OFFLOAD);
|
|
}
|
|
|
|
if (cap->nss_ratio_enabled)
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_VHT_EXT_NSS_BW);
|
|
|
|
if ((ht_cap & WMI_HT_CAP_ENABLED) || ar->supports_6ghz) {
|
|
ieee80211_hw_set(ar->hw, AMPDU_AGGREGATION);
|
|
ieee80211_hw_set(ar->hw, TX_AMPDU_SETUP_IN_HW);
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_REORDERING_BUFFER);
|
|
ieee80211_hw_set(ar->hw, SUPPORTS_AMSDU_IN_AMPDU);
|
|
ieee80211_hw_set(ar->hw, USES_RSS);
|
|
}
|
|
|
|
ar->hw->wiphy->features |= NL80211_FEATURE_STATIC_SMPS;
|
|
ar->hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
|
|
|
|
/* TODO: Check if HT capability advertised from firmware is different
|
|
* for each band for a dual band capable radio. It will be tricky to
|
|
* handle it when the ht capability different for each band.
|
|
*/
|
|
if (ht_cap & WMI_HT_CAP_DYNAMIC_SMPS ||
|
|
(ar->supports_6ghz && ab->hw_params.supports_dynamic_smps_6ghz))
|
|
ar->hw->wiphy->features |= NL80211_FEATURE_DYNAMIC_SMPS;
|
|
|
|
ar->hw->wiphy->max_scan_ssids = WLAN_SCAN_PARAMS_MAX_SSID;
|
|
ar->hw->wiphy->max_scan_ie_len = WLAN_SCAN_PARAMS_MAX_IE_LEN;
|
|
|
|
ar->hw->max_listen_interval = ATH11K_MAX_HW_LISTEN_INTERVAL;
|
|
|
|
ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
|
|
ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
|
|
ar->hw->wiphy->max_remain_on_channel_duration = 5000;
|
|
|
|
ar->hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD;
|
|
ar->hw->wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE |
|
|
NL80211_FEATURE_AP_SCAN;
|
|
|
|
ar->max_num_stations = TARGET_NUM_STATIONS(ab);
|
|
ar->max_num_peers = TARGET_NUM_PEERS_PDEV(ab);
|
|
|
|
ar->hw->wiphy->max_ap_assoc_sta = ar->max_num_stations;
|
|
|
|
if (test_bit(WMI_TLV_SERVICE_SPOOF_MAC_SUPPORT, ar->wmi->wmi_ab->svc_map)) {
|
|
ar->hw->wiphy->features |=
|
|
NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
|
|
}
|
|
|
|
ar->hw->queues = ATH11K_HW_MAX_QUEUES;
|
|
ar->hw->wiphy->tx_queue_len = ATH11K_QUEUE_LEN;
|
|
ar->hw->offchannel_tx_hw_queue = ATH11K_HW_MAX_QUEUES - 1;
|
|
ar->hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE;
|
|
|
|
ar->hw->vif_data_size = sizeof(struct ath11k_vif);
|
|
ar->hw->sta_data_size = sizeof(struct ath11k_sta);
|
|
|
|
wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST);
|
|
wiphy_ext_feature_set(ar->hw->wiphy, NL80211_EXT_FEATURE_STA_TX_PWR);
|
|
if (test_bit(WMI_TLV_SERVICE_BSS_COLOR_OFFLOAD, ar->ab->wmi_ab.svc_map))
|
|
wiphy_ext_feature_set(ar->hw->wiphy,
|
|
NL80211_EXT_FEATURE_BSS_COLOR);
|
|
|
|
ar->hw->wiphy->cipher_suites = cipher_suites;
|
|
ar->hw->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
|
|
|
|
ar->hw->wiphy->iftype_ext_capab = ath11k_iftypes_ext_capa;
|
|
ar->hw->wiphy->num_iftype_ext_capab =
|
|
ARRAY_SIZE(ath11k_iftypes_ext_capa);
|
|
|
|
if (ar->supports_6ghz) {
|
|
wiphy_ext_feature_set(ar->hw->wiphy,
|
|
NL80211_EXT_FEATURE_FILS_DISCOVERY);
|
|
wiphy_ext_feature_set(ar->hw->wiphy,
|
|
NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP);
|
|
}
|
|
|
|
ath11k_reg_init(ar);
|
|
|
|
if (!test_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags)) {
|
|
ar->hw->netdev_features = NETIF_F_HW_CSUM;
|
|
ieee80211_hw_set(ar->hw, SW_CRYPTO_CONTROL);
|
|
ieee80211_hw_set(ar->hw, SUPPORT_FAST_XMIT);
|
|
}
|
|
|
|
ret = ieee80211_register_hw(ar->hw);
|
|
if (ret) {
|
|
ath11k_err(ar->ab, "ieee80211 registration failed: %d\n", ret);
|
|
goto err_free_if_combs;
|
|
}
|
|
|
|
if (!ab->hw_params.supports_monitor)
|
|
/* There's a race between calling ieee80211_register_hw()
|
|
* and here where the monitor mode is enabled for a little
|
|
* while. But that time is so short and in practise it make
|
|
* a difference in real life.
|
|
*/
|
|
ar->hw->wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MONITOR);
|
|
|
|
/* Apply the regd received during initialization */
|
|
ret = ath11k_regd_update(ar);
|
|
if (ret) {
|
|
ath11k_err(ar->ab, "ath11k regd update failed: %d\n", ret);
|
|
goto err_unregister_hw;
|
|
}
|
|
|
|
ret = ath11k_debugfs_register(ar);
|
|
if (ret) {
|
|
ath11k_err(ar->ab, "debugfs registration failed: %d\n", ret);
|
|
goto err_unregister_hw;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err_unregister_hw:
|
|
ieee80211_unregister_hw(ar->hw);
|
|
|
|
err_free_if_combs:
|
|
kfree(ar->hw->wiphy->iface_combinations[0].limits);
|
|
kfree(ar->hw->wiphy->iface_combinations);
|
|
|
|
err_free_channels:
|
|
kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels);
|
|
kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels);
|
|
kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels);
|
|
|
|
err:
|
|
SET_IEEE80211_DEV(ar->hw, NULL);
|
|
return ret;
|
|
}
|
|
|
|
int ath11k_mac_register(struct ath11k_base *ab)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_pdev *pdev;
|
|
int i;
|
|
int ret;
|
|
|
|
if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags))
|
|
return 0;
|
|
|
|
/* Initialize channel counters frequency value in hertz */
|
|
ab->cc_freq_hz = IPQ8074_CC_FREQ_HERTZ;
|
|
ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS(ab))) - 1;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = &ab->pdevs[i];
|
|
ar = pdev->ar;
|
|
if (ab->pdevs_macaddr_valid) {
|
|
ether_addr_copy(ar->mac_addr, pdev->mac_addr);
|
|
} else {
|
|
ether_addr_copy(ar->mac_addr, ab->mac_addr);
|
|
ar->mac_addr[4] += i;
|
|
}
|
|
|
|
idr_init(&ar->txmgmt_idr);
|
|
spin_lock_init(&ar->txmgmt_idr_lock);
|
|
|
|
ret = __ath11k_mac_register(ar);
|
|
if (ret)
|
|
goto err_cleanup;
|
|
|
|
init_waitqueue_head(&ar->txmgmt_empty_waitq);
|
|
}
|
|
|
|
return 0;
|
|
|
|
err_cleanup:
|
|
for (i = i - 1; i >= 0; i--) {
|
|
pdev = &ab->pdevs[i];
|
|
ar = pdev->ar;
|
|
__ath11k_mac_unregister(ar);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int ath11k_mac_allocate(struct ath11k_base *ab)
|
|
{
|
|
struct ieee80211_hw *hw;
|
|
struct ath11k *ar;
|
|
struct ath11k_pdev *pdev;
|
|
int ret;
|
|
int i;
|
|
|
|
if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags))
|
|
return 0;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = &ab->pdevs[i];
|
|
hw = ieee80211_alloc_hw(sizeof(struct ath11k), &ath11k_ops);
|
|
if (!hw) {
|
|
ath11k_warn(ab, "failed to allocate mac80211 hw device\n");
|
|
ret = -ENOMEM;
|
|
goto err_free_mac;
|
|
}
|
|
|
|
ar = hw->priv;
|
|
ar->hw = hw;
|
|
ar->ab = ab;
|
|
ar->pdev = pdev;
|
|
ar->pdev_idx = i;
|
|
ar->lmac_id = ath11k_hw_get_mac_from_pdev_id(&ab->hw_params, i);
|
|
|
|
ar->wmi = &ab->wmi_ab.wmi[i];
|
|
/* FIXME wmi[0] is already initialized during attach,
|
|
* Should we do this again?
|
|
*/
|
|
ath11k_wmi_pdev_attach(ab, i);
|
|
|
|
ar->cfg_tx_chainmask = pdev->cap.tx_chain_mask;
|
|
ar->cfg_rx_chainmask = pdev->cap.rx_chain_mask;
|
|
ar->num_tx_chains = get_num_chains(pdev->cap.tx_chain_mask);
|
|
ar->num_rx_chains = get_num_chains(pdev->cap.rx_chain_mask);
|
|
|
|
pdev->ar = ar;
|
|
spin_lock_init(&ar->data_lock);
|
|
INIT_LIST_HEAD(&ar->arvifs);
|
|
INIT_LIST_HEAD(&ar->ppdu_stats_info);
|
|
mutex_init(&ar->conf_mutex);
|
|
init_completion(&ar->vdev_setup_done);
|
|
init_completion(&ar->vdev_delete_done);
|
|
init_completion(&ar->peer_assoc_done);
|
|
init_completion(&ar->peer_delete_done);
|
|
init_completion(&ar->install_key_done);
|
|
init_completion(&ar->bss_survey_done);
|
|
init_completion(&ar->scan.started);
|
|
init_completion(&ar->scan.completed);
|
|
init_completion(&ar->thermal.wmi_sync);
|
|
|
|
INIT_DELAYED_WORK(&ar->scan.timeout, ath11k_scan_timeout_work);
|
|
INIT_WORK(&ar->regd_update_work, ath11k_regd_update_work);
|
|
|
|
INIT_WORK(&ar->wmi_mgmt_tx_work, ath11k_mgmt_over_wmi_tx_work);
|
|
skb_queue_head_init(&ar->wmi_mgmt_tx_queue);
|
|
|
|
clear_bit(ATH11K_FLAG_MONITOR_STARTED, &ar->monitor_flags);
|
|
|
|
ar->monitor_vdev_id = -1;
|
|
clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags);
|
|
ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID;
|
|
init_completion(&ar->completed_11d_scan);
|
|
}
|
|
|
|
return 0;
|
|
|
|
err_free_mac:
|
|
ath11k_mac_destroy(ab);
|
|
|
|
return ret;
|
|
}
|
|
|
|
void ath11k_mac_destroy(struct ath11k_base *ab)
|
|
{
|
|
struct ath11k *ar;
|
|
struct ath11k_pdev *pdev;
|
|
int i;
|
|
|
|
for (i = 0; i < ab->num_radios; i++) {
|
|
pdev = &ab->pdevs[i];
|
|
ar = pdev->ar;
|
|
if (!ar)
|
|
continue;
|
|
|
|
ieee80211_free_hw(ar->hw);
|
|
pdev->ar = NULL;
|
|
}
|
|
}
|