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iwd
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unit: add HE tests to test-band 

This tests for all the possible widths selected in 2.4 and 5/6GHz,
as well as some failure tests.
This commit is contained in:
James Prestwood 2022-07-20 15:15:07 -07:00 committed by Denis Kenzior
parent aff5663c0b
commit 890f212af2
1 changed files with 243 additions and 0 deletions
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243
unit/test-band.c
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@ -32,6 +32,8 @@
#include <ell/ell.h>
#include "src/band.h"
#include "src/netdev.h"
#include "src/ie.h"
static struct band *new_band()
{
@ -284,6 +286,228 @@ static void band_test_vht_1(const void *data)
band_free(band);
}
struct he_test_data {
enum band_freq freq;
int32_t rssi;
uint64_t expected_rate;
int expected_return;
/* Own capabilities */
struct band_he_capabilities capabilities;
/* Peer HE Capabilities IE */
uint8_t he_capabilities[31];
};
/* IWD doesn't look at this */
#define HE_MAC_CAPA 0, 0, 0, 0, 0, 0
/* IWD only cares about the width set byte */
#define HE_PHY_CAPA(wset) wset, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
#define MCS7 0
#define MCS9 1
#define MCS11 2
#define MCS_UNSUP 0xff, 0xff
/* A readable macro for defining MCS sets */
#define HE_MCS_SET(mcs, nss) \
(nss >= 1 ? mcs << 0 : 3 << 0) | \
(nss >= 2 ? mcs << 2 : 3 << 2) | \
(nss >= 3 ? mcs << 4 : 3 << 4) | \
(nss >= 4 ? mcs << 6 : 3 << 6), \
(nss >= 5 ? mcs << 0 : 3 << 0) | \
(nss >= 6 ? mcs << 2 : 3 << 2) | \
(nss >= 7 ? mcs << 4 : 3 << 4) | \
(nss >= 8 ? mcs << 6 : 3 << 6)
/* 2.4GHz, 20MHz, MCS 7, NSS 1 */
const struct he_test_data he_test_2_4_20mhz_mcs_7_nss_1 = {
.freq = BAND_FREQ_2_4_GHZ,
.rssi = -20,
.expected_rate = 86000000ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS7, 1), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x00) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
22, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x00), MCS_UNSUP, HE_MCS_SET(MCS7, 1),
},
};
/* 2.4GHz, 40MHz, MCS 7, NSS 1 */
const struct he_test_data he_test_2_4_40mhz_mcs_7_nss_1 = {
.freq = BAND_FREQ_2_4_GHZ,
.rssi = -20,
.expected_rate = 172000000ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS7, 1), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x02) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
22, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x02), MCS_UNSUP, HE_MCS_SET(MCS7, 1),
},
};
/* 5GHz, 20MHz, MCS 7, NSS 1 */
const struct he_test_data he_test_5_20mhz_mcs_7_nss_1 = {
.freq = BAND_FREQ_5_GHZ,
.rssi = -20,
.expected_rate = 86000000ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS7, 1), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x00) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
22, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x00), MCS_UNSUP, HE_MCS_SET(MCS7, 1)
},
};
/* 5GHz, 80MHz, MCS 7, NSS 1 */
const struct he_test_data he_test_5_80mhz_mcs_7_nss_1 = {
.freq = BAND_FREQ_5_GHZ,
.rssi = -20,
.expected_rate = 360300000ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS7, 1), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x04) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
22, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x04), MCS_UNSUP, HE_MCS_SET(MCS7, 1)
},
};
/* 5GHz, 160MHz, MCS 7, NSS 1 */
const struct he_test_data he_test_5_160mhz_mcs_7_nss_1 = {
.freq = BAND_FREQ_5_GHZ,
.rssi = -20,
.expected_rate = 720600000ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS7, 1), MCS_UNSUP,
HE_MCS_SET(MCS7, 1), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x0c) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
26, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x0c), MCS_UNSUP, HE_MCS_SET(MCS7, 1),
MCS_UNSUP, HE_MCS_SET(MCS7, 1)
},
};
/* 5GHz, 160/80+80MHz, MCS 7, NSS 1 */
const struct he_test_data he_test_5_160_80_P_80_mhz_mcs_7_nss_1 = {
.freq = BAND_FREQ_5_GHZ,
.rssi = -20,
.expected_rate = 720600000ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS7, 1), MCS_UNSUP,
HE_MCS_SET(MCS7, 1), MCS_UNSUP,
HE_MCS_SET(MCS7, 1), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x1c) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
30, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x1c), MCS_UNSUP, HE_MCS_SET(MCS7, 1),
MCS_UNSUP, HE_MCS_SET(MCS7, 1),
MCS_UNSUP, HE_MCS_SET(MCS7, 1)
},
};
/* 5GHz, max data rate */
const struct he_test_data he_test_5_max_data_rate = {
.freq = BAND_FREQ_5_GHZ,
.rssi = -20,
.expected_rate = 1201000000ULL * 8ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS11, 8), MCS_UNSUP,
HE_MCS_SET(MCS11, 8), MCS_UNSUP,
HE_MCS_SET(MCS11, 8), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x1c) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
30, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x1c), MCS_UNSUP, HE_MCS_SET(MCS11, 8),
MCS_UNSUP, HE_MCS_SET(MCS11, 8),
MCS_UNSUP, HE_MCS_SET(MCS11, 8)
},
};
const struct he_test_data he_all_mcs_unsupported = {
.freq = BAND_FREQ_5_GHZ,
.rssi = -20,
.expected_rate = 1201000000ULL * 8ULL,
.expected_return = -EBADMSG,
.capabilities = {
.he_mcs_set = { MCS_UNSUP, MCS_UNSUP,
MCS_UNSUP, MCS_UNSUP,
MCS_UNSUP, MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x1c) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
30, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x1c), MCS_UNSUP, MCS_UNSUP,
MCS_UNSUP, MCS_UNSUP,
MCS_UNSUP, MCS_UNSUP
},
};
/* 5GHz, max data rate, low-rssi */
const struct he_test_data he_test_5_low_rssi = {
.freq = BAND_FREQ_5_GHZ,
.rssi = -80, /* Should force 20MHz/MCS0 width to be used */
.expected_rate = 8600000ULL * 8ULL,
.capabilities = {
.he_mcs_set = { HE_MCS_SET(MCS11, 8), MCS_UNSUP,
HE_MCS_SET(MCS11, 8), MCS_UNSUP,
HE_MCS_SET(MCS11, 8), MCS_UNSUP },
.he_phy_capa = { HE_PHY_CAPA(0x1c) },
.iftypes = 1 << NETDEV_IFTYPE_STATION,
},
.he_capabilities = {
30, IE_TYPE_HE_CAPABILITIES - 256, HE_MAC_CAPA,
HE_PHY_CAPA(0x1c), MCS_UNSUP, HE_MCS_SET(MCS11, 8),
MCS_UNSUP, HE_MCS_SET(MCS11, 8),
MCS_UNSUP, HE_MCS_SET(MCS11, 8)
},
};
static void band_test_he(const void *data)
{
const struct he_test_data *he_data = data;
struct band *band;
uint64_t rate = 0;
int ret;
band = new_band();
band->freq = he_data->freq;
band->he_capabilities = l_queue_new();
l_queue_push_tail(band->he_capabilities,
(void*)&(he_data->capabilities));
assert(ie_validate_he_capabilities(he_data->he_capabilities + 2,
he_data->he_capabilities[0]));
ret = band_estimate_he_rx_rate(band, he_data->he_capabilities + 2,
he_data->rssi, &rate);
assert(ret == he_data->expected_return);
if (ret == 0)
assert(rate == he_data->expected_rate);
l_queue_destroy(band->he_capabilities, NULL);
l_free(band);
}
struct oci2freq_data {
unsigned int op;
unsigned int chan;
@ -436,6 +660,25 @@ int main(int argc, char *argv[])
l_test_add("/band/VHT/test1", band_test_vht_1, NULL);
l_test_add("/band/HE/test/2.4GHz/20MHz/MCS7/NSS1", band_test_he,
&he_test_2_4_20mhz_mcs_7_nss_1);
l_test_add("/band/HE/test/2.4GHz/40MHz/MCS7/NSS1", band_test_he,
&he_test_2_4_40mhz_mcs_7_nss_1);
l_test_add("/band/HE/test/5GHz/20MHz/MCS7/NSS1", band_test_he,
&he_test_5_20mhz_mcs_7_nss_1);
l_test_add("/band/HE/test/5GHz/80MHz/MCS7/NSS1", band_test_he,
&he_test_5_80mhz_mcs_7_nss_1);
l_test_add("/band/HE/test/5GHz/160MHz/MCS7/NSS1", band_test_he,
&he_test_5_160mhz_mcs_7_nss_1);
l_test_add("/band/HE/test/5GHz/160/80+80MHz/MCS7/NSS1", band_test_he,
&he_test_5_160_80_P_80_mhz_mcs_7_nss_1);
l_test_add("/band/HE/test/5GHz/max data rate", band_test_he,
&he_test_5_max_data_rate);
l_test_add("/band/HE/test/all MCS unsupported", band_test_he,
&he_all_mcs_unsupported);
l_test_add("/band/HE/test/low RSSI", band_test_he,
&he_test_5_low_rssi);
l_test_add("/band/oci2freq 1", test_oci2freq, &oci2freq_data_1);
l_test_add("/band/oci2freq 2", test_oci2freq, &oci2freq_data_2);
l_test_add("/band/oci2freq 3", test_oci2freq, &oci2freq_data_3);