/* | |
* Broadcom Dongle Host Driver (DHD), CSI | |
* | |
* Copyright (C) 1999-2018, Broadcom. | |
* | |
* Unless you and Broadcom execute a separate written software license | |
* agreement governing use of this software, this software is licensed to you | |
* under the terms of the GNU General Public License version 2 (the "GPL"), | |
* available at http://www.broadcom.com/licenses/GPLv2.php, with the | |
* following added to such license: | |
* | |
* As a special exception, the copyright holders of this software give you | |
* permission to link this software with independent modules, and to copy and | |
* distribute the resulting executable under terms of your choice, provided that | |
* you also meet, for each linked independent module, the terms and conditions of | |
* the license of that module. An independent module is a module which is not | |
* derived from this software. The special exception does not apply to any | |
* modifications of the software. | |
* | |
* Notwithstanding the above, under no circumstances may you combine this | |
* software in any way with any other Broadcom software provided under a license | |
* other than the GPL, without Broadcom's express prior written consent. | |
* | |
* $Id: dhd_csi.h 558438 2015-05-22 06:05:11Z $ | |
*/ | |
#ifndef __DHD_CSI_H__ | |
#define __DHD_CSI_H__ | |
/* Maxinum csi file dump size */ | |
#define MAX_CSI_FILESZ (32 * 1024) | |
/* Maxinum subcarrier number */ | |
#define MAXINUM_CFR_DATA 256 * 4 | |
#define CSI_DUMP_PATH "/sys/bcm-dhd/csi" | |
#define MAX_EVENT_SIZE 1400 | |
/* maximun csi number stored at dhd */ | |
#define MAX_CSI_NUM 8 | |
typedef struct cfr_dump_header { | |
/* 0 - successful; 1 - Failed */ | |
uint8 status; | |
/* Peer MAC address */ | |
uint8 peer_macaddr[6]; | |
/* Number of Space Time Streams */ | |
uint8 sts; | |
/* Number of RX chain */ | |
uint8 num_rx; | |
/* Number of subcarrier */ | |
uint16 num_carrier; | |
/* Length of the CSI dump */ | |
uint32 cfr_dump_length; | |
/* remain unsend CSI data length */ | |
uint32 remain_length; | |
/* RSSI */ | |
int8 rssi; | |
} __attribute__((packed)) cfr_dump_header_t; | |
typedef struct cfr_dump_data { | |
cfr_dump_header_t header; | |
uint32 data[MAXINUM_CFR_DATA]; | |
} cfr_dump_data_t; | |
typedef struct { | |
struct list_head list; | |
cfr_dump_data_t entry; | |
} cfr_dump_list_t; | |
int dhd_csi_event_handler(dhd_pub_t *dhd, wl_event_msg_t *event, void *event_data); | |
int dhd_csi_init(dhd_pub_t *dhd); | |
int dhd_csi_deinit(dhd_pub_t *dhd); | |
void dhd_csi_clean_list(dhd_pub_t *dhd); | |
int dhd_csi_dump_list(dhd_pub_t *dhd, char *buf); | |
#endif /* __DHD_CSI_H__ */ | |