Commit 50181fe4 authored by Benjamin Berg's avatar Benjamin Berg Committed by Johannes Berg
Browse files

wifi: ieee80211: add structs for TBTT information access 



The TBTT information can have various lengths with different elements
thare are present. Add definitions for the two types that we are
interested in (i.e. the ones that contain the BSSID).

Signed-off-by: default avatarBenjamin Berg <benjamin.berg@intel.com>
Signed-off-by: default avatarGregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230618214436.2a6f8766a3ec.Ic962e28492212cc8ee1eb602b8f07a4ea172fc4a@changeid


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent eb142608

include/linux/ieee80211.h

+22 −0
Original line number Diff line number Diff line
@@ -4523,6 +4523,28 @@ struct ieee80211_rnr_mld_params { 
#define IEEE80211_RNR_MLD_PARAMS_UPDATES_INCLUDED		0x1000

#define IEEE80211_RNR_MLD_PARAMS_DISABLED_LINK			0x2000



/* Format of the TBTT information element if it has 7, 8 or 9 bytes */

struct ieee80211_tbtt_info_7_8_9 {

	u8 tbtt_offset;

	u8 bssid[ETH_ALEN];



	/* The following element is optional, structure may not grow */

	u8 bss_params;

	u8 psd_20;

} __packed;



/* Format of the TBTT information element if it has >= 11 bytes */

struct ieee80211_tbtt_info_ge_11 {

	u8 tbtt_offset;

	u8 bssid[ETH_ALEN];

	__le32 short_ssid;



	/* The following elements are optional, structure may grow */

	u8 bss_params;

	u8 psd_20;

	struct ieee80211_rnr_mld_params mld_params;

} __packed;



/* multi-link device */

#define IEEE80211_MLD_MAX_NUM_LINKS	15