iw: Add support for specifying the 160MHz bandwidth when setting the channel/frequency

[thirdparty/iw.git] / util.c

diff --git a/util.c b/util.c
index 186e05b99bfebc5f35fd9b3c0923bd53bead01c7..0a9083c613a4ee54cd816cf511f06b93e94e42ae 100644 (file)
--- a/util.c
+++ b/util.c
@@ -576,10 +576,10 @@ static int parse_freqs(struct chandef *chandef, int argc, char **argv,
  * user by giving "NOHT" instead.
  *
  * The working specifier if chan is set are:
- *   <channel> [NOHT|HT20|HT40+|HT40-|5MHz|10MHz|80MHz]
+ *   <channel> [NOHT|HT20|HT40+|HT40-|5MHz|10MHz|80MHz|160MHz]
  *
  * And if frequency is set:
- *   <freq> [NOHT|HT20|HT40+|HT40-|5MHz|10MHz|80MHz]
+ *   <freq> [NOHT|HT20|HT40+|HT40-|5MHz|10MHz|80MHz|160MHz]
  *   <control freq> [5|10|20|40|80|80+80|160] [<center1_freq> [<center2_freq>]]
  *
  * If the mode/channel width is not given the NOHT is assumed.
@@ -619,6 +619,10 @@ int parse_freqchan(struct chandef *chandef, bool chan, int argc, char **argv,
                  .width = NL80211_CHAN_WIDTH_80,
                  .freq1_diff = 0,
                  .chantype = -1 },
+               { .name = "160MHz",
+                 .width = NL80211_CHAN_WIDTH_160,
+                 .freq1_diff = 0,
+                 .chantype = -1 },
        };
        const struct chanmode *chanmode_selected = NULL;
        unsigned int freq;
@@ -1233,6 +1237,7 @@ int get_cf1(const struct chanmode *chanmode, unsigned long freq)
 {
        unsigned int cf1 = freq, j;
        unsigned int vht80[] = { 5180, 5260, 5500, 5580, 5660, 5745 };
+       unsigned int vht160[] = { 5180, 5500 };
 
        switch (chanmode->width) {
        case NL80211_CHAN_WIDTH_80:
@@ -1247,6 +1252,18 @@ int get_cf1(const struct chanmode *chanmode, unsigned long freq)
 
                cf1 = vht80[j] + 30;
                break;
+       case NL80211_CHAN_WIDTH_160:
+               /* setup center_freq1 */
+               for (j = 0; j < ARRAY_SIZE(vht160); j++) {
+                       if (freq >= vht160[j] && freq < vht160[j] + 160)
+                               break;
+               }
+
+               if (j == ARRAY_SIZE(vht160))
+                       break;
+
+               cf1 = vht160[j] + 70;
+               break;
        default:
                cf1 = freq + chanmode->freq1_diff;
                break;