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monitor: Print out VHT Operation & VHT Capabilities

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This commit is contained in:
Denis Kenzior 2021-05-21 15:38:58 -05:00
parent 5d9b9de462
commit 0dca744d4b
1 changed files with 103 additions and 0 deletions
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103
monitor/nlmon.c
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@ -1312,6 +1312,59 @@ static void print_ie_ht_operation(unsigned int level, const char *label,
print_ie_mcs(level + 1, "Basic MCS set", &bytes[6], 16);
}
static void print_spatial_stream_map(unsigned int level, const char *label,
const uint8_t *map)
{
static const char *spatial_streams[] = {
"0 - MCS 0-7 supported",
"1 - MCS 0-8 supported",
"2 - MCS 0-9 supported",
"3 - No MCS support",
};
print_attr(level + 1, "%s 1 Streams: %s", label,
spatial_streams[bit_field(map[0], 0, 2)]);
print_attr(level + 1, "%s 2 Streams: %s", label,
spatial_streams[bit_field(map[0], 2, 2)]);
print_attr(level + 1, "%s 3 Streams: %s", label,
spatial_streams[bit_field(map[0], 4, 2)]);
print_attr(level + 1, "%s 4 Streams: %s", label,
spatial_streams[bit_field(map[0], 6, 2)]);
print_attr(level + 1, "%s 5 Streams: %s", label,
spatial_streams[bit_field(map[1], 0, 2)]);
print_attr(level + 1, "%s 6 Streams: %s", label,
spatial_streams[bit_field(map[1], 2, 2)]);
print_attr(level + 1, "%s 7 Streams: %s", label,
spatial_streams[bit_field(map[1], 4, 2)]);
print_attr(level + 1, "%s 8 Streams: %s", label,
spatial_streams[bit_field(map[1], 6, 2)]);
}
static void print_ie_vht_operation(unsigned int level, const char *label,
const void *data, uint16_t size)
{
static const char *channel_width[] = {
"0 - 20 or 40 Mhz channel width",
"1 - 80 Mhz",
"2 - 160 Mhz",
"3 - 80+80 Mhz",
};
uint8_t *bytes = (uint8_t *) data;
if (size < 5) {
print_ie_error(level, label, size, -EINVAL);
return;
}
print_attr(level, "%s:", label);
print_attr(level + 1, "Channel Width %s", bytes[0] > 3 ? "Reserved" :
channel_width[bytes[0]]);
print_attr(level + 1, "Channel Center Frequency 1: %d", bytes[1]);
print_attr(level + 1, "Channel Center Frequency 2: %d", bytes[2]);
print_spatial_stream_map(level + 1, "Basic VHT-MCS", bytes + 3);
}
static const char *extended_capabilities_bitfield[80] = {
[0] = "20/40 BSS coexistence management support",
[1] = "Reserved",
@ -1545,6 +1598,52 @@ static void print_ie_ht_capabilities(unsigned int level,
/* TODO: ASEL Capability field */
}
static void print_ie_vht_capabilities(unsigned int level,
const char *label,
const void *data, uint16_t size)
{
static const char *vht_capabilities_info_bitfield[] = {
[0 ... 1] = "Maximum MPDU Length",
[2 ... 3] = "Supported Channel Width Set",
[4] = "RX LDPC",
[5] = "Short GI for 80 Mhz",
[6] = "Short GI for 160 and 80+80 Mhz",
[7] = "Tx STBC",
[8 ... 10] = "Rx STBC",
[11] = "SU Beamformer Capable",
[12] = "SU Beamformee Capable",
[13 ... 15] = "Beamformee STS Capability",
[16 ... 18] = "Number of Sounding Dimensions",
[19] = "MU Beamformer Capable",
[20] = "MU Beamformee Capable",
[21] = "TXOP PS",
[22] = "+HTC-VHT Capable",
[23 ... 25] = "Maximum A-MPDU Length Exponent",
[26 ... 27] = "VHT Link Adapation Capable",
[28] = "RX Antenna Pattern Consistency",
[29] = "TX Antenna Pattern Consistency",
[30 ... 31] = "Extended NSS BW Support",
};
uint8_t info_mask[] = { 0xf0, 0x18, 0x7b, 0x30 };
print_attr(level, "%s: len %u", label, size);
if (size != 12)
return;
print_ie_bitfield(level + 1, "VHT Capabilities Info", data, info_mask,
4, vht_capabilities_info_bitfield);
print_spatial_stream_map(level + 1, "RxVHT-MCS", data + 4);
print_attr(level + 1, "Rx Highest Supported Long GI Data Rate: %d",
l_get_le16(data + 6) & 0x1f);
print_spatial_stream_map(level + 1, "TxVHT-MCS", data + 8);
print_attr(level + 1, "Tx Highest Supported Long GI Data Rate: %d",
l_get_le16(data + 10) & 0x1f);
if (test_bit(data + 4, 61))
print_attr(level + 1, "VHT Extended NSS BW Capable");
}
static void print_ie_rm_enabled_caps(unsigned int level,
const char *label,
const void *data, uint16_t size)
@ -2072,12 +2171,16 @@ static struct attr_entry ie_entry[] = {
ATTR_CUSTOM, { .function = print_ie_rate } },
{ IE_TYPE_HT_OPERATION, "HT Operation",
ATTR_CUSTOM, { .function = print_ie_ht_operation } },
{ IE_TYPE_VHT_OPERATION, "VHT Operation",
ATTR_CUSTOM, { .function = print_ie_vht_operation } },
{ IE_TYPE_VENDOR_SPECIFIC, "Vendor specific",
ATTR_CUSTOM, { .function = print_ie_vendor } },
{ IE_TYPE_EXTENDED_CAPABILITIES, "Extended Capabilities",
ATTR_CUSTOM, { .function = print_ie_extended_capabilities } },
{ IE_TYPE_HT_CAPABILITIES, "HT Capabilities",
ATTR_CUSTOM, { .function = print_ie_ht_capabilities } },
{ IE_TYPE_VHT_CAPABILITIES, "VHT Capabilities",
ATTR_CUSTOM, { .function = print_ie_vht_capabilities } },
{ IE_TYPE_RM_ENABLED_CAPABILITIES, "RM Enabled Capabilities",
ATTR_CUSTOM, { .function = print_ie_rm_enabled_caps } },
{ IE_TYPE_INTERWORKING, "Interworking",