1 /* 2 * Copyright (c) 2014-2016, 2019, 2021 The Linux Foundation. All rights reserved. 3 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for 6 * any purpose with or without fee is hereby granted, provided that the 7 * above copyright notice and this permission notice appear in all 8 * copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 11 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 12 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 13 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 14 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 15 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 16 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17 * PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #if !defined(__I_CDS_PACKET_H) 21 #define __I_CDS_PACKET_H 22 23 /** 24 * DOC: i_cds_packet.h 25 * Connectivity driver services network packet APIs 26 * Network Protocol packet/buffer internal include file 27 */ 28 29 #include "qdf_types.h" 30 31 /** 32 * struct packetmeta - Rx Packet Struct 33 * @frequency: Frequency 34 * @snr: Signal to noise ratio 35 * @rssi: Received signal strength indicator, normalized to -96 dBm as 36 * normal noise floor by adding -96 to snr. All the configured 37 * thresholds in the driver assume that noise floor is -96 dBm. 38 * @timestamp: System timestamp when frame was received. Set to jiffies. 39 * @mpdu_hdr_ptr: Pointer to beginning of 802.11 MPDU 40 * @mpdu_data_ptr: Pointer to beginning of payload 41 * @mpdu_len: Length of 802.11 MPDU 42 * @mpdu_hdr_len: Length of 802.11 MPDU header 43 * @mpdu_data_len: Length of 802.11 MPDU payload 44 * @offloadScanLearn: Bit set to 1 for beacons received during roaming scan 45 * @roamCandidateInd: Bit set to 1 when roaming candidate is found by fw 46 * @scan_src: Source of scan 47 * @dpuFeedback: DPU feedback for frame 48 * @session_id: PE session 49 * @tsf_delta: Delta between tsf in frame and local value of tsf 50 * @rssi_raw: rssi based on actual noise floor in hardware. 51 * @pkt_qdf_buf: Pointer to Packet 52 * 53 * Buffer for the packet received from WMA has pointers to 802.11 54 * frame fields and additional information based on the type of frame. 55 */ 56 struct packetmeta { 57 uint32_t frequency; 58 uint8_t snr; 59 uint32_t rssi; 60 uint32_t timestamp; 61 uint8_t *mpdu_hdr_ptr; 62 uint8_t *mpdu_data_ptr; 63 uint32_t mpdu_len; 64 uint32_t mpdu_hdr_len; 65 uint32_t mpdu_data_len; 66 uint8_t offloadScanLearn:1; 67 uint8_t roamCandidateInd:1; 68 uint8_t scan_src; 69 uint8_t dpuFeedback; 70 uint8_t session_id; 71 uint32_t tsf_delta; 72 uint32_t rssi_raw; 73 void *pkt_qdf_buf; 74 }; 75 76 typedef struct packetmeta t_packetmeta, *tp_packetmeta; 77 78 /* implementation specific cds packet type */ 79 struct cds_pkt_t { 80 /* Packet Meta Information */ 81 t_packetmeta pkt_meta; 82 83 /* Pointer to Packet */ 84 void *pkt_buf; 85 }; 86 87 #endif /* !defined( __I_CDS_PACKET_H ) */ 88