[PATCH v2 mac80211-next 1/7] mac80211: add twt ie in ieee80211_mgmt structure

Lorenzo Bianconi
2021-08-09T17:29:03Z

Introduce TWT definitions and TWT Information element structure
in ieee80211.h

Tested-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
include/linux/ieee80211.h | 67 +++++++++++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index a6730072d13a..57bcec44c00f 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -1088,6 +1088,53 @@ struct ieee80211_ext {
} u;
} __packed __aligned(2);

+#define IEEE80211_TWT_CONTROL_NDP BIT(0)
+#define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1)
+#define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(2)
+#define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4)
+#define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5)
+
+#define IEEE80211_TWT_REQTYPE_REQUEST BIT(0)
+#define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1)
+#define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4)
+#define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5)
+#define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6)
+#define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7)
+#define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10)
+#define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15)
+
+enum ieee80211_twt_setup_cmd {
+ TWT_SETUP_CMD_REQUEST,
+ TWT_SETUP_CMD_SUGGEST,
+ TWT_SETUP_CMD_DEMAND,
+ TWT_SETUP_CMD_GROUPING,
+ TWT_SETUP_CMD_ACCEPT,
+ TWT_SETUP_CMD_ALTERNATE,
+ TWT_SETUP_CMD_DICTATE,
+ TWT_SETUP_CMD_REJECT,
+};
+
+struct ieee80211_twt_params {
+ u8 control;
+ __le16 req_type;
+ __le64 twt;
+ u8 min_twt_dur;
+ __le16 mantissa;
+ u8 channel;
+} __packed;
+
+struct ieee80211_twt_setup {
+ u8 dialog_token;
+ u8 element_id;
+ u8 length;
+ u8 params[0];
+} __packed;
+
+#define IEEE80211_TWT_IND_SETUP_SIZE \
+ (IEEE80211_MIN_ACTION_SIZE + 1 + \
+ sizeof(struct ieee80211_twt_setup) + \
+ sizeof(struct ieee80211_twt_params))
+
struct ieee80211_mgmt {
__le16 frame_control;
__le16 duration;
@@ -1252,6 +1299,10 @@ struct ieee80211_mgmt {
__le16 toa_error;
u8 variable[0];
} __packed ftm;
+ struct {
+ u8 action_code;
+ u8 variable[0];
+ } __packed s1g;
} u;
} __packed action;
} u;
@@ -2881,6 +2932,7 @@ enum ieee80211_eid {
WLAN_EID_AID_RESPONSE = 211,
WLAN_EID_S1G_BCN_COMPAT = 213,
WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
+ WLAN_EID_S1G_TWT = 216,
WLAN_EID_S1G_CAPABILITIES = 217,
WLAN_EID_VENDOR_SPECIFIC = 221,
WLAN_EID_QOS_PARAMETER = 222,
@@ -2950,6 +3002,7 @@ enum ieee80211_category {
WLAN_CATEGORY_FST = 18,
WLAN_CATEGORY_UNPROT_DMG = 20,
WLAN_CATEGORY_VHT = 21,
+ WLAN_CATEGORY_S1G = 22,
WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
};
@@ -3023,6 +3076,20 @@ enum ieee80211_key_len {
WLAN_KEY_LEN_BIP_GMAC_256 = 32,
};

+enum ieee80211_s1g_actioncode {
+ WLAN_S1G_AID_SWITCH_REQUEST,
+ WLAN_S1G_AID_SWITCH_RESPONSE,
+ WLAN_S1G_SYNC_CONTROL,
+ WLAN_S1G_STA_INFO_ANNOUNCE,
+ WLAN_S1G_EDCA_PARAM_SET,
+ WLAN_S1G_EL_OPERATION,
+ WLAN_S1G_TWT_SETUP,
+ WLAN_S1G_TWT_TEARDOWN,
+ WLAN_S1G_SECT_GROUP_ID_LIST,
+ WLAN_S1G_SECT_ID_FEEDBACK,
+ WLAN_S1G_TWT_INFORMATION = 11,
+};
+
#define IEEE80211_WEP_IV_LEN 4
#define IEEE80211_WEP_ICV_LEN 4
#define IEEE80211_CCMP_HDR_LEN 8
--
2.31.1