Since there are channels which have only 10 or 5 MHz bandwidth,
we have to keep track about this information (and be able to
report it via netlink to userspace).
Signed-off-by: Rostislav Lisovy <rostislav.lisovy@xxxxxxxxxxx>
---
include/net/cfg80211.h | 6 ++++++
include/uapi/linux/nl80211.h | 6 ++++++
2 files changed, 12 insertions(+)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index b1f84b0..f5ecd6c 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -109,6 +109,10 @@ enum ieee80211_band {
* channel as the control or any of the secondary channels.
* This may be due to the driver or due to regulatory bandwidth
* restrictions.
+ * @IEEE80211_CHAN_NO_20MHZ: 20 MHz bandwidth is not permitted
+ * on this channel.
+ * @IEEE80211_CHAN_NO_10MHZ: 10 MHz bandwidth is not permitted
+ * on this channel.
*/
enum ieee80211_channel_flags {
IEEE80211_CHAN_DISABLED = 1<<0,
@@ -120,6 +124,8 @@ enum ieee80211_channel_flags {
IEEE80211_CHAN_NO_OFDM = 1<<6,
IEEE80211_CHAN_NO_80MHZ = 1<<7,
IEEE80211_CHAN_NO_160MHZ = 1<<8,
+ IEEE80211_CHAN_NO_20MHZ = 1<<9,
+ IEEE80211_CHAN_NO_10MHZ = 1<<10,
};
#define IEEE80211_CHAN_NO_HT40 \
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 91054fd..0748026 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -2304,6 +2304,10 @@ enum nl80211_band_attr {
* @NL80211_FREQUENCY_ATTR_NO_160MHZ: any 160 MHz (but not 80+80) channel
* using this channel as the primary or any of the secondary channels
* isn't possible
+ * @NL80211_FREQUENCY_ATTR_NO_20MHZ: 20 MHz operation is not allowed
+ * on this channel in current regulatory domain.
+ * @NL80211_FREQUENCY_ATTR_NO_10MHZ: 10 MHz operation is not allowed
+ * on this channel in current regulatory domain.
* @NL80211_FREQUENCY_ATTR_MAX: highest frequency attribute number
* currently defined
* @__NL80211_FREQUENCY_ATTR_AFTER_LAST: internal use
@@ -2322,6 +2326,8 @@ enum nl80211_frequency_attr {
NL80211_FREQUENCY_ATTR_NO_HT40_PLUS,
NL80211_FREQUENCY_ATTR_NO_80MHZ,
NL80211_FREQUENCY_ATTR_NO_160MHZ,
+ NL80211_FREQUENCY_ATTR_NO_20MHZ,
+ NL80211_FREQUENCY_ATTR_NO_10MHZ,
/* keep last */
__NL80211_FREQUENCY_ATTR_AFTER_LAST,
--
1.8.5.1
--
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