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// SPDX-License-Identifier: GPL-2.0-only
/*
* Utilities for mac80211 unit testing
*
* Copyright (C) 2024 Intel Corporation
*/
#include <linux/ieee80211.h>
#include <net/mac80211.h>
#include <kunit/test.h>
#include <kunit/test-bug.h>
#include "util.h"
#define CHAN2G(_freq) { \
.band = NL80211_BAND_2GHZ, \
.center_freq = (_freq), \
.hw_value = (_freq), \
}
static const struct ieee80211_channel channels_2ghz[] = {
CHAN2G(2412), /* Channel 1 */
CHAN2G(2417), /* Channel 2 */
CHAN2G(2422), /* Channel 3 */
CHAN2G(2427), /* Channel 4 */
CHAN2G(2432), /* Channel 5 */
CHAN2G(2437), /* Channel 6 */
CHAN2G(2442), /* Channel 7 */
CHAN2G(2447), /* Channel 8 */
CHAN2G(2452), /* Channel 9 */
CHAN2G(2457), /* Channel 10 */
CHAN2G(2462), /* Channel 11 */
CHAN2G(2467), /* Channel 12 */
CHAN2G(2472), /* Channel 13 */
CHAN2G(2484), /* Channel 14 */
};
#define CHAN5G(_freq) { \
.band = NL80211_BAND_5GHZ, \
.center_freq = (_freq), \
.hw_value = (_freq), \
}
static const struct ieee80211_channel channels_5ghz[] = {
CHAN5G(5180), /* Channel 36 */
CHAN5G(5200), /* Channel 40 */
CHAN5G(5220), /* Channel 44 */
CHAN5G(5240), /* Channel 48 */
};
static const struct ieee80211_rate bitrates[] = {
{ .bitrate = 10 },
{ .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
{ .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
{ .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
{ .bitrate = 60 },
{ .bitrate = 90 },
{ .bitrate = 120 },
{ .bitrate = 180 },
{ .bitrate = 240 },
{ .bitrate = 360 },
{ .bitrate = 480 },
{ .bitrate = 540 }
};
/* Copied from hwsim except that it only supports 4 EHT streams and STA/P2P mode */
static const struct ieee80211_sband_iftype_data sband_capa_5ghz[] = {
{
.types_mask = BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_P2P_CLIENT),
.he_cap = {
.has_he = true,
.he_cap_elem = {
.mac_cap_info[0] =
IEEE80211_HE_MAC_CAP0_HTC_HE,
.mac_cap_info[1] =
IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US |
IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8,
.mac_cap_info[2] =
IEEE80211_HE_MAC_CAP2_BSR |
IEEE80211_HE_MAC_CAP2_MU_CASCADING |
IEEE80211_HE_MAC_CAP2_ACK_EN,
.mac_cap_info[3] =
IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3,
.mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU,
.phy_cap_info[0] =
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G |
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G |
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G,
.phy_cap_info[1] =
IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK |
IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD |
IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS,
.phy_cap_info[2] =
IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ |
IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO,
/* Leave all the other PHY capability bytes
* unset, as DCM, beam forming, RU and PPE
* threshold information are not supported
*/
},
.he_mcs_nss_supp = {
.rx_mcs_80 = cpu_to_le16(0xfffa),
.tx_mcs_80 = cpu_to_le16(0xfffa),
.rx_mcs_160 = cpu_to_le16(0xfffa),
.tx_mcs_160 = cpu_to_le16(0xfffa),
.rx_mcs_80p80 = cpu_to_le16(0xfffa),
.tx_mcs_80p80 = cpu_to_le16(0xfffa),
},
},
.eht_cap = {
.has_eht = true,
.eht_cap_elem = {
.mac_cap_info[0] =
IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS |
IEEE80211_EHT_MAC_CAP0_OM_CONTROL |
IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1,
.phy_cap_info[0] =
IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ |
IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI |
IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO |
IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER |
IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE |
IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK,
.phy_cap_info[1] =
IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK |
IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK,
.phy_cap_info[2] =
IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK |
IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK,
.phy_cap_info[3] =
IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK |
IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK |
IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK |
IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK |
IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK |
IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK |
IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK,
.phy_cap_info[4] =
IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO |
IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP |
IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP |
IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI |
IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK,
.phy_cap_info[5] =
IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK |
IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP |
IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP |
IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT |
IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK |
IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK,
.phy_cap_info[6] =
IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK |
IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK,
.phy_cap_info[7] =
IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW |
IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ |
IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ |
IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ |
IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ,
},
/* For all MCS and bandwidth, set 4 NSS for both Tx and
* Rx
*/
.eht_mcs_nss_supp = {
/*
* As B1 and B2 are set in the supported
* channel width set field in the HE PHY
* capabilities information field include all
* the following MCS/NSS.
*/
.bw._80 = {
.rx_tx_mcs9_max_nss = 0x44,
.rx_tx_mcs11_max_nss = 0x44,
.rx_tx_mcs13_max_nss = 0x44,
},
.bw._160 = {
.rx_tx_mcs9_max_nss = 0x44,
.rx_tx_mcs11_max_nss = 0x44,
.rx_tx_mcs13_max_nss = 0x44,
},
},
/* PPE threshold information is not supported */
},
},
};
int t_sdata_init(struct kunit_resource *resource, void *ctx)
{
struct kunit *test = kunit_get_current_test();
struct t_sdata *t_sdata;
t_sdata = kzalloc(sizeof(*t_sdata), GFP_KERNEL);
KUNIT_ASSERT_NOT_NULL(test, t_sdata);
resource->data = t_sdata;
resource->name = "sdata";
t_sdata->sdata = kzalloc(sizeof(*t_sdata->sdata), GFP_KERNEL);
KUNIT_ASSERT_NOT_NULL(test, t_sdata->sdata);
t_sdata->wiphy = kzalloc(sizeof(*t_sdata->wiphy), GFP_KERNEL);
KUNIT_ASSERT_NOT_NULL(test, t_sdata->wiphy);
strscpy(t_sdata->sdata->name, "kunit");
t_sdata->sdata->local = &t_sdata->local;
t_sdata->sdata->local->hw.wiphy = t_sdata->wiphy;
t_sdata->sdata->wdev.wiphy = t_sdata->wiphy;
t_sdata->sdata->vif.type = NL80211_IFTYPE_STATION;
t_sdata->sdata->deflink.sdata = t_sdata->sdata;
t_sdata->sdata->deflink.link_id = 0;
t_sdata->wiphy->bands[NL80211_BAND_2GHZ] = &t_sdata->band_2ghz;
t_sdata->wiphy->bands[NL80211_BAND_5GHZ] = &t_sdata->band_5ghz;
for (int band = NL80211_BAND_2GHZ; band <= NL80211_BAND_5GHZ; band++) {
struct ieee80211_supported_band *sband;
sband = t_sdata->wiphy->bands[band];
sband->band = band;
sband->bitrates =
kmemdup(bitrates, sizeof(bitrates), GFP_KERNEL);
sband->n_bitrates = ARRAY_SIZE(bitrates);
/* Initialize channels, feel free to add more channels/bands */
switch (band) {
case NL80211_BAND_2GHZ:
sband->channels = kmemdup(channels_2ghz,
sizeof(channels_2ghz),
GFP_KERNEL);
sband->n_channels = ARRAY_SIZE(channels_2ghz);
sband->bitrates = kmemdup(bitrates,
sizeof(bitrates),
GFP_KERNEL);
sband->n_bitrates = ARRAY_SIZE(bitrates);
break;
case NL80211_BAND_5GHZ:
sband->channels = kmemdup(channels_5ghz,
sizeof(channels_5ghz),
GFP_KERNEL);
sband->n_channels = ARRAY_SIZE(channels_5ghz);
sband->bitrates = kmemdup(bitrates,
sizeof(bitrates),
GFP_KERNEL);
sband->n_bitrates = ARRAY_SIZE(bitrates);
sband->vht_cap.vht_supported = true;
sband->vht_cap.cap =
IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 |
IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ |
IEEE80211_VHT_CAP_RXLDPC |
IEEE80211_VHT_CAP_SHORT_GI_80 |
IEEE80211_VHT_CAP_SHORT_GI_160 |
IEEE80211_VHT_CAP_TXSTBC |
IEEE80211_VHT_CAP_RXSTBC_4 |
IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK;
sband->vht_cap.vht_mcs.rx_mcs_map =
cpu_to_le16(IEEE80211_VHT_MCS_SUPPORT_0_9 << 0 |
IEEE80211_VHT_MCS_SUPPORT_0_9 << 2 |
IEEE80211_VHT_MCS_SUPPORT_0_9 << 4 |
IEEE80211_VHT_MCS_SUPPORT_0_9 << 6 |
IEEE80211_VHT_MCS_SUPPORT_0_9 << 8 |
IEEE80211_VHT_MCS_SUPPORT_0_9 << 10 |
IEEE80211_VHT_MCS_SUPPORT_0_9 << 12 |
IEEE80211_VHT_MCS_SUPPORT_0_9 << 14);
sband->vht_cap.vht_mcs.tx_mcs_map =
sband->vht_cap.vht_mcs.rx_mcs_map;
break;
default:
continue;
}
sband->ht_cap.ht_supported = band != NL80211_BAND_6GHZ;
sband->ht_cap.cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_GRN_FLD |
IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_SGI_40 |
IEEE80211_HT_CAP_DSSSCCK40;
sband->ht_cap.ampdu_factor = 0x3;
sband->ht_cap.ampdu_density = 0x6;
memset(&sband->ht_cap.mcs, 0, sizeof(sband->ht_cap.mcs));
sband->ht_cap.mcs.rx_mask[0] = 0xff;
sband->ht_cap.mcs.rx_mask[1] = 0xff;
sband->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
}
ieee80211_set_sband_iftype_data(&t_sdata->band_5ghz, sband_capa_5ghz);
return 0;
}
void t_sdata_exit(struct kunit_resource *resource)
{
struct t_sdata *t_sdata = resource->data;
kfree(t_sdata->band_2ghz.channels);
kfree(t_sdata->band_2ghz.bitrates);
kfree(t_sdata->band_5ghz.channels);
kfree(t_sdata->band_5ghz.bitrates);
kfree(t_sdata->sdata);
kfree(t_sdata->wiphy);
kfree(t_sdata);
}
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