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iwinfo: add 802.11ax HE rate information

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This adds 802.11ax HE specific rate information to iwinfo.

Add fields for HE status of a STA as well as DCM and guard interval
fields specific to HE operation.

Signed-off-by: David Bauer <mail@david-bauer.net>
This commit is contained in:
David Bauer 2021-04-17 23:05:16 +02:00
parent cd23727f72
commit c45f0b584b
5 changed files with 58 additions and 4 deletions
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12
api/nl80211.h
View file

@ -2353,6 +2353,13 @@ struct nl80211_sta_flag_update {
* @NL80211_RATE_INFO_5_MHZ_WIDTH: 5 MHz width - note that this is
* a legacy rate and will be reported as the actual bitrate, i.e.
* a quarter of the base (20 MHz) rate
* @NL80211_RATE_INFO_HE_MCS: HE MCS index (u8, 0-11)
* @NL80211_RATE_INFO_HE_NSS: HE NSS value (u8, 1-8)
* @NL80211_RATE_INFO_HE_GI: HE guard interval identifier
* (u8, see &enum nl80211_he_gi)
* @NL80211_RATE_INFO_HE_DCM: HE DCM value (u8, 0/1)
* @NL80211_RATE_INFO_RU_ALLOC: HE RU allocation, if not present then
* non-OFDMA was used (u8, see &enum nl80211_he_ru_alloc)
* @__NL80211_RATE_INFO_AFTER_LAST: internal use
*/
enum nl80211_rate_info {
@ -2369,6 +2376,11 @@ enum nl80211_rate_info {
NL80211_RATE_INFO_160_MHZ_WIDTH,
NL80211_RATE_INFO_10_MHZ_WIDTH,
NL80211_RATE_INFO_5_MHZ_WIDTH,
NL80211_RATE_INFO_HE_MCS,
NL80211_RATE_INFO_HE_NSS,
NL80211_RATE_INFO_HE_GI,
NL80211_RATE_INFO_HE_DCM,
NL80211_RATE_INFO_HE_RU_ALLOC,
/* keep last */
__NL80211_RATE_INFO_AFTER_LAST,

3
include/iwinfo.h
View file

@ -110,6 +110,9 @@ struct iwinfo_rate_entry {
uint8_t is_short_gi:1;
uint8_t is_ht:1;
uint8_t is_vht:1;
uint8_t is_he:1;
uint8_t he_gi;
uint8_t he_dcm;
uint8_t mhz;
uint8_t nss;
};

14
iwinfo_cli.c
View file

@ -322,6 +322,20 @@ static char * format_assocrate(struct iwinfo_rate_entry *r)
l = sizeof(buf) - (p - buf);
}
}
else if (r->is_he)
{
p += snprintf(p, l, ", HE-MCS %d, %dMHz", r->mcs, r->mhz);
l = sizeof(buf) - (p - buf);
p += snprintf(p, l, ", HE-NSS %d", r->nss);
l = sizeof(buf) - (p - buf);
p += snprintf(p, l, ", HE-GI %d", r->he_gi);
l = sizeof(buf) - (p - buf);
p += snprintf(p, l, ", HE-DCM %d", r->he_dcm);
l = sizeof(buf) - (p - buf);
}
}
return buf;

19
iwinfo_lua.c
View file

@ -268,6 +268,9 @@ static void set_rateinfo(lua_State *L, struct iwinfo_rate_entry *r, bool rx)
lua_pushboolean(L, r->is_vht);
lua_setfield(L, -2, rx ? "rx_vht" : "tx_vht");
lua_pushboolean(L, r->is_he);
lua_setfield(L, -2, rx ? "rx_he" : "tx_he");
lua_pushnumber(L, r->mhz);
lua_setfield(L, -2, rx ? "rx_mhz" : "tx_mhz");
@ -282,7 +285,7 @@ static void set_rateinfo(lua_State *L, struct iwinfo_rate_entry *r, bool rx)
lua_pushboolean(L, r->is_short_gi);
lua_setfield(L, -2, rx ? "rx_short_gi" : "tx_short_gi");
}
else if (r->is_vht)
else if (r->is_vht || r->is_he)
{
lua_pushnumber(L, r->mcs);
lua_setfield(L, -2, rx ? "rx_mcs" : "tx_mcs");
@ -290,8 +293,18 @@ static void set_rateinfo(lua_State *L, struct iwinfo_rate_entry *r, bool rx)
lua_pushnumber(L, r->nss);
lua_setfield(L, -2, rx ? "rx_nss" : "tx_nss");
lua_pushboolean(L, r->is_short_gi);
lua_setfield(L, -2, rx ? "rx_short_gi" : "tx_short_gi");
if (r->is_he) {
lua_pushnumber(L, r->he_gi);
lua_setfield(L, -2, rx ? "rx_he_gi" : "tx_he_gi");
lua_pushnumber(L, r->he_dcm);
lua_setfield(L, -2, rx ? "rx_he_dcm" : "tx_he_dcm");
}
if (r->is_vht) {
lua_pushboolean(L, r->is_short_gi);
lua_setfield(L, -2, rx ? "rx_short_gi" : "tx_short_gi");
}
}
}

14
iwinfo_nl80211.c
View file

@ -1869,7 +1869,19 @@ static void nl80211_parse_rateinfo(struct nlattr **ri,
else if (ri[NL80211_RATE_INFO_BITRATE])
re->rate = nla_get_u16(ri[NL80211_RATE_INFO_BITRATE]) * 100;
if (ri[NL80211_RATE_INFO_VHT_MCS])
if (ri[NL80211_RATE_INFO_HE_MCS])
{
re->is_he = 1;
re->mcs = nla_get_u8(ri[NL80211_RATE_INFO_HE_MCS]);
if (ri[NL80211_RATE_INFO_HE_NSS])
re->nss = nla_get_u8(ri[NL80211_RATE_INFO_HE_NSS]);
if (ri[NL80211_RATE_INFO_HE_GI])
re->he_gi = nla_get_u8(ri[NL80211_RATE_INFO_HE_GI]);
if (ri[NL80211_RATE_INFO_HE_DCM])
re->he_dcm = nla_get_u8(ri[NL80211_RATE_INFO_HE_DCM]);
}
else if (ri[NL80211_RATE_INFO_VHT_MCS])
{
re->is_vht = 1;
re->mcs = nla_get_u8(ri[NL80211_RATE_INFO_VHT_MCS]);