We already have allowable channel bandwidth information at userspace.
Display this information with 'iw list'. Excerpt of iw list command

Frequencies:
        * 5180 MHz [36] (17.0 dBm)
          (10MHZ, 20MHZ, HT40+, VHT80, VHT160)
        * 5200 MHz [40] (17.0 dBm)
          (10MHZ, 20MHZ, HT40-, HT40+, VHT80, VHT160)

Signed-off-by: Ashok Raj Nagarajan <arnag...@qti.qualcomm.com>
---
v2:
        Display channel bw information in separate line (Johannes)
        Updated commit log to reflect above change.
 info.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/info.c b/info.c
index 1df503f..728cb87 100644
--- a/info.c
+++ b/info.c
@@ -189,6 +189,31 @@ next:
                                                printf(")");
                                        printf("\n");
 
+                                       if 
(!tb_freq[NL80211_FREQUENCY_ATTR_DISABLED]) {
+                                               open = 0;
+                                               printf("\t\t\t ");
+                                               if 
(!tb_freq[NL80211_FREQUENCY_ATTR_NO_10MHZ])
+                                                       print_flag("10MHz", 
&open);
+
+                                               if 
(!tb_freq[NL80211_FREQUENCY_ATTR_NO_20MHZ])
+                                                       print_flag("20MHz", 
&open);
+
+                                               if 
(!tb_freq[NL80211_FREQUENCY_ATTR_NO_HT40_MINUS])
+                                                       print_flag("HT40-", 
&open);
+
+                                               if 
(!tb_freq[NL80211_FREQUENCY_ATTR_NO_HT40_PLUS])
+                                                       print_flag("HT40+", 
&open);
+
+                                               if 
(!tb_freq[NL80211_FREQUENCY_ATTR_NO_80MHZ])
+                                                       print_flag("VHT80", 
&open);
+
+                                               if 
(!tb_freq[NL80211_FREQUENCY_ATTR_NO_160MHZ])
+                                                       print_flag("VHT160", 
&open);
+                                               if (open)
+                                                       printf(")");
+                                               printf("\n");
+                                       }
+
                                        if 
(!tb_freq[NL80211_FREQUENCY_ATTR_DISABLED] && 
tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) {
                                                enum nl80211_dfs_state state = 
nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]);
                                                unsigned long time;
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to