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ieee80211: add definition for transmit power envelope element 

IEEE Std 802.11ax™-2021 makes changes to the transmit power envelope
element, adjust the code accordingly.

Signed-off-by: Wen Gong <wgong@codeaurora.org>
Link: https://lore.kernel.org/r/20210820122041.12157-7-wgong@codeaurora.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Wen Gong 2021-08-20 08:20:39 -04:00 committed by Johannes Berg
parent a1ef618254
commit ad31393b98
1 changed files with 39 additions and 1 deletions
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40
include/linux/ieee80211.h
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@ -2338,6 +2338,44 @@ struct ieee80211_he_6ghz_oper {
u8 minrate;
} __packed;
/*
* In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
* it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
* subfield encoding", and two category for each type in "Table E-12-Regulatory
* Info subfield encoding in the United States".
* So it it totally max 8 Transmit Power Envelope element.
*/
#define IEEE80211_TPE_MAX_IE_COUNT 8
/*
* In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
* of "IEEE Std 802.11ax™‐2021", the max power level is 8.
*/
#define IEEE80211_MAX_NUM_PWR_LEVEL 8
#define IEEE80211_TPE_MAX_POWER_COUNT 8
/* transmit power interpretation type of transmit power envelope element */
enum ieee80211_tx_power_intrpt_type {
IEEE80211_TPE_LOCAL_EIRP,
IEEE80211_TPE_LOCAL_EIRP_PSD,
IEEE80211_TPE_REG_CLIENT_EIRP,
IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
};
/**
* struct ieee80211_tx_pwr_env
*
* This structure represents the "Transmit Power Envelope element"
*/
struct ieee80211_tx_pwr_env {
u8 tx_power_info;
s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
} __packed;
#define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
#define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
#define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
/*
* ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
* @he_oper_ie: byte data of the He Operations IE, stating from the byte
@ -2919,7 +2957,7 @@ enum ieee80211_eid {
WLAN_EID_VHT_OPERATION = 192,
WLAN_EID_EXTENDED_BSS_LOAD = 193,
WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
WLAN_EID_TX_POWER_ENVELOPE = 195,
WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
WLAN_EID_AID = 197,
WLAN_EID_QUIET_CHANNEL = 198,