nl802154: introduce cca mode enums

This patch adds enums for 802.15.4 specific CCA settings.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 43 insertions, 0 deletions

diff --git a/include/net/nl802154.h b/include/net/nl802154.h
index 6dbd406ca41b..86c1b2f15b57 100644
--- a/include/net/nl802154.h
+++ b/include/net/nl802154.h
@@ -119,4 +119,47 @@ enum nl802154_iftype {
         NL802154_IFTYPE_MAX = NUM_NL802154_IFTYPES - 1
 };
 
+/**
+ * enum nl802154_cca_modes - cca modes
+ *
+ * @__NL802154_CCA_INVALID: cca mode number 0 is reserved
+ * @NL802154_CCA_ENERGY: Energy above threshold
+ * @NL802154_CCA_CARRIER: Carrier sense only
+ * @NL802154_CCA_ENERGY_CARRIER: Carrier sense with energy above threshold
+ * @NL802154_CCA_ALOHA: CCA shall always report an idle medium
+ * @NL802154_CCA_UWB_SHR: UWB preamble sense based on the SHR of a frame
+ * @NL802154_CCA_UWB_MULTIPEXED: UWB preamble sense based on the packet with
+ *      the multiplexed preamble
+ * @__NL802154_CCA_ATTR_AFTER_LAST: Internal
+ * @NL802154_CCA_ATTR_MAX: Maximum CCA attribute number
+ */
+enum nl802154_cca_modes {
+        __NL802154_CCA_INVALID,
+        NL802154_CCA_ENERGY,
+        NL802154_CCA_CARRIER,
+        NL802154_CCA_ENERGY_CARRIER,
+        NL802154_CCA_ALOHA,
+        NL802154_CCA_UWB_SHR,
+        NL802154_CCA_UWB_MULTIPEXED,
+
+        /* keep last */
+        __NL802154_CCA_ATTR_AFTER_LAST,
+        NL802154_CCA_ATTR_MAX = __NL802154_CCA_ATTR_AFTER_LAST - 1
+};
+
+/**
+ * enum nl802154_cca_opts - additional options for cca modes
+ *
+ * @NL802154_CCA_OPT_ENERGY_CARRIER_OR: NL802154_CCA_ENERGY_CARRIER with OR
+ * @NL802154_CCA_OPT_ENERGY_CARRIER_AND: NL802154_CCA_ENERGY_CARRIER with AND
+ */
+enum nl802154_cca_opts {
+        NL802154_CCA_OPT_ENERGY_CARRIER_AND,
+        NL802154_CCA_OPT_ENERGY_CARRIER_OR,
+
+        /* keep last */
+        __NL802154_CCA_OPT_ATTR_AFTER_LAST,
+        NL802154_CCA_OPT_ATTR_MAX = __NL802154_CCA_OPT_ATTR_AFTER_LAST - 1
+};
+
 #endif /* __NL802154_H */