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doc(Wi-Fi/Vendor): Update comments for wifi_csi_info_t

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zhangyanjiao 2023-09-07 19:47:33 +08:00 committed by BOT
parent 23148a3138
commit 796f315f6b
1 changed files with 10 additions and 8 deletions
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18
components/esp_wifi/include/esp_wifi_types.h
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@ -449,24 +449,26 @@ typedef struct {
signed rssi:8; /**< Received Signal Strength Indicator(RSSI) of packet. unit: dBm */
unsigned rate:5; /**< PHY rate encoding of the packet. Only valid for non HT(11bg) packet */
unsigned :1; /**< reserved */
unsigned sig_mode:2; /**< 0: non HT(11bg) packet; 1: HT(11n) packet; 3: VHT(11ac) packet */
unsigned sig_mode:2; /**< Protocol of the reveived packet, 0: non HT(11bg) packet; 1: HT(11n) packet; 3: VHT(11ac) packet */
unsigned :16; /**< reserved */
unsigned mcs:7; /**< Modulation Coding Scheme. If is HT(11n) packet, shows the modulation, range from 0 to 76(MSC0 ~ MCS76) */
unsigned cwb:1; /**< Channel Bandwidth of the packet. 0: 20MHz; 1: 40MHz */
unsigned :16; /**< reserved */
unsigned smoothing:1; /**< reserved */
unsigned not_sounding:1; /**< reserved */
unsigned smoothing:1; /**< Set to 1 indicates that channel estimate smoothing is recommended.
Set to 0 indicates that only per-carrierindependent (unsmoothed) channel estimate is recommended. */
unsigned not_sounding:1; /**< Set to 0 indicates that PPDU is a sounding PPDU. Set to 1indicates that the PPDU is not a sounding PPDU.
sounding PPDU is used for channel estimation by the request receiver */
unsigned :1; /**< reserved */
unsigned aggregation:1; /**< Aggregation. 0: MPDU packet; 1: AMPDU packet */
unsigned stbc:2; /**< Space Time Block Code(STBC). 0: non STBC packet; 1: STBC packet */
unsigned fec_coding:1; /**< Flag is set for 11n packets which are LDPC */
unsigned fec_coding:1; /**< Forward Error Correction(FEC). Flag is set for 11n packets which are LDPC */
unsigned sgi:1; /**< Short Guide Interval(SGI). 0: Long GI; 1: Short GI */
#if CONFIG_IDF_TARGET_ESP32
signed noise_floor:8; /**< noise floor of Radio Frequency Module(RF). unit: dBm*/
#elif CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C2
unsigned :8; /**< reserved */
#endif
unsigned ampdu_cnt:8; /**< ampdu cnt */
unsigned ampdu_cnt:8; /**< the number of subframes aggregated in AMPDU */
unsigned channel:4; /**< primary channel on which this packet is received */
unsigned secondary_channel:4; /**< secondary channel on which this packet is received. 0: none; 1: above; 2: below */
unsigned :8; /**< reserved */
@ -571,9 +573,9 @@ typedef struct {
wifi_pkt_rx_ctrl_t rx_ctrl;/**< received packet radio metadata header of the CSI data */
uint8_t mac[6]; /**< source MAC address of the CSI data */
uint8_t dmac[6]; /**< destination MAC address of the CSI data */
bool first_word_invalid; /**< first four bytes of the CSI data is invalid or not */
int8_t *buf; /**< buffer of CSI data */
uint16_t len; /**< length of CSI data */
bool first_word_invalid; /**< first four bytes of the CSI data is invalid or not, true indicates the first four bytes is invalid due to hardware limition */
int8_t *buf; /**< valid buffer of CSI data */
uint16_t len; /**< valid length of CSI data */
} wifi_csi_info_t;
/**