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path: root/package/iw/patches/110-per_chain_signal_strength.patch
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-rw-r--r--package/iw/patches/110-per_chain_signal_strength.patch71
1 files changed, 71 insertions, 0 deletions
diff --git a/package/iw/patches/110-per_chain_signal_strength.patch b/package/iw/patches/110-per_chain_signal_strength.patch
new file mode 100644
index 000000000..813a7d916
--- /dev/null
+++ b/package/iw/patches/110-per_chain_signal_strength.patch
@@ -0,0 +1,71 @@
+--- a/station.c
++++ b/station.c
+@@ -65,6 +65,33 @@ static void print_sta_bitrate(struct nla
+ }
+ }
+
++static char *get_chain_signal(struct nlattr *attr_list)
++{
++ struct nlattr *attr;
++ static char buf[64];
++ char *cur = buf;
++ int i = 0, rem;
++ const char *prefix;
++
++ if (!attr_list)
++ return "";
++
++ nla_for_each_nested(attr, attr_list, rem) {
++ if (i++ > 0)
++ prefix = ", ";
++ else
++ prefix = "[";
++
++ cur += snprintf(cur, sizeof(buf) - (cur - buf), "%s%d", prefix,
++ (int8_t) nla_get_u8(attr));
++ }
++
++ if (i)
++ snprintf(cur, sizeof(buf) - (cur - buf), "] ");
++
++ return buf;
++}
++
+ static int print_sta_handler(struct nl_msg *msg, void *arg)
+ {
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+@@ -89,7 +116,10 @@ static int print_sta_handler(struct nl_m
+ [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_STA_FLAGS] =
+ { .minlen = sizeof(struct nl80211_sta_flag_update) },
++ [NL80211_STA_INFO_CHAIN_SIGNAL] = { .type = NLA_NESTED },
++ [NL80211_STA_INFO_CHAIN_SIGNAL_AVG] = { .type = NLA_NESTED },
+ };
++ char *chain;
+
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+@@ -136,12 +166,19 @@ static int print_sta_handler(struct nl_m
+ if (sinfo[NL80211_STA_INFO_TX_FAILED])
+ printf("\n\ttx failed:\t%u",
+ nla_get_u32(sinfo[NL80211_STA_INFO_TX_FAILED]));
++
++ chain = get_chain_signal(sinfo[NL80211_STA_INFO_CHAIN_SIGNAL]);
+ if (sinfo[NL80211_STA_INFO_SIGNAL])
+- printf("\n\tsignal: \t%d dBm",
+- (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]));
++ printf("\n\tsignal: \t%d %sdBm",
++ (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]),
++ chain);
++
++ chain = get_chain_signal(sinfo[NL80211_STA_INFO_CHAIN_SIGNAL_AVG]);
+ if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
+- printf("\n\tsignal avg:\t%d dBm",
+- (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]));
++ printf("\n\tsignal avg:\t%d %sdBm",
++ (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]),
++ chain);
++
+ if (sinfo[NL80211_STA_INFO_T_OFFSET])
+ printf("\n\tToffset:\t%lld us",
+ (unsigned long long)nla_get_u64(sinfo[NL80211_STA_INFO_T_OFFSET]));