From cde9070d9970eef1f7ec2360586c802a16230ad8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:50 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux driver
---
kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_rtt.h | 271 ++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 224 insertions(+), 47 deletions(-)
diff --git a/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_rtt.h b/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_rtt.h
index cc5272f..77518f1 100644
--- a/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_rtt.h
+++ b/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_rtt.h
@@ -1,15 +1,16 @@
-/* SPDX-License-Identifier: GPL-2.0 */
/*
* Broadcom Dongle Host Driver (DHD), RTT
*
- * Copyright (C) 1999-2019, Broadcom Corporation
- *
+ * Portions of this code are copyright (c) 2022 Cypress Semiconductor Corporation
+ *
+ * Copyright (C) 1999-2017, Broadcom Corporation
+ *
* 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
@@ -17,30 +18,40 @@
* 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_rtt.h 578013 2015-08-10 05:56:41Z $
+ *
+ * <<Broadcom-WL-IPTag/Open:>>
+ *
+ * $Id$
*/
#ifndef __DHD_RTT_H__
#define __DHD_RTT_H__
#include "dngl_stats.h"
-#define RTT_MAX_TARGET_CNT 50
-#define RTT_MAX_FRAME_CNT 25
-#define RTT_MAX_RETRY_CNT 10
-#define DEFAULT_FTM_CNT 6
-#define DEFAULT_RETRY_CNT 6
+#define RTT_MAX_TARGET_CNT 50
+#define RTT_MAX_FRAME_CNT 25
+#define RTT_MAX_RETRY_CNT 10
+#define DEFAULT_FTM_CNT 6
+#define DEFAULT_RETRY_CNT 6
+#define DEFAULT_FTM_FREQ 5180
+#define DEFAULT_FTM_CNTR_FREQ0 5210
+#define RTT_MAX_GEOFENCE_TARGET_CNT 8
+
#define TARGET_INFO_SIZE(count) (sizeof(rtt_target_info_t) * count)
#define TARGET_TYPE(target) (target->type)
+#define RTT_IS_ENABLED(rtt_status) (rtt_status->status == RTT_ENABLED)
+#define RTT_IS_STOPPED(rtt_status) (rtt_status->status == RTT_STOPPED)
+
#ifndef BIT
#define BIT(x) (1 << (x))
-#endif
+#endif // endif
/* DSSS, CCK and 802.11n rates in [500kbps] units */
#define WL_MAXRATE 108 /* in 500kbps units */
@@ -56,22 +67,25 @@
#define WL_RATE_36M 72 /* in 500kbps units */
#define WL_RATE_48M 96 /* in 500kbps units */
#define WL_RATE_54M 108 /* in 500kbps units */
+#define GET_RTTSTATE(dhd) ((rtt_status_info_t *)dhd->rtt_state)
+/* RTT Retry Timer Interval */
+#define DHD_RTT_RETRY_TIMER_INTERVAL_MS 3000u
+
+#define DHD_RTT_INVALID_TARGET_INDEX -1
enum rtt_role {
RTT_INITIATOR = 0,
RTT_TARGET = 1
};
-
enum rtt_status {
RTT_STOPPED = 0,
RTT_STARTED = 1,
RTT_ENABLED = 2
};
-
typedef int64_t wifi_timestamp; /* In microseconds (us) */
typedef int64_t wifi_timespan;
-typedef int32 wifi_rssi;
+typedef int32 wifi_rssi_rtt;
typedef enum {
RTT_INVALID,
@@ -80,28 +94,35 @@
RTT_AUTO
} rtt_type_t;
+/* RTT peer type */
typedef enum {
- RTT_PEER_STA,
- RTT_PEER_AP,
- RTT_PEER_P2P,
- RTT_PEER_NAN,
- RTT_PEER_INVALID
+ RTT_PEER_AP = 0x1,
+ RTT_PEER_STA = 0x2,
+ RTT_PEER_P2P_GO = 0x3,
+ RTT_PEER_P2P_CLIENT = 0x4,
+ RTT_PEER_NAN = 0x5,
+ RTT_PEER_INVALID = 0x6
} rtt_peer_type_t;
+/* Ranging status */
typedef enum rtt_reason {
- RTT_REASON_SUCCESS,
- RTT_REASON_FAILURE,
- RTT_REASON_FAIL_NO_RSP,
- RTT_REASON_FAIL_INVALID_TS, /* Invalid timestamp */
- RTT_REASON_FAIL_PROTOCOL, /* 11mc protocol failed */
- RTT_REASON_FAIL_REJECTED,
- RTT_REASON_FAIL_NOT_SCHEDULED_YET,
- RTT_REASON_FAIL_SCHEDULE, /* schedule failed */
- RTT_REASON_FAIL_TM_TIMEOUT,
- RTT_REASON_FAIL_AP_ON_DIFF_CHANNEL,
- RTT_REASON_FAIL_NO_CAPABILITY,
- RTT_REASON_FAIL_BUSY_TRY_LATER,
- RTT_REASON_ABORTED
+ RTT_STATUS_SUCCESS = 0,
+ RTT_STATUS_FAILURE = 1, // general failure status
+ RTT_STATUS_FAIL_NO_RSP = 2, // target STA does not respond to request
+ RTT_STATUS_FAIL_REJECTED = 3, // request rejected. Applies to 2-sided RTT only
+ RTT_STATUS_FAIL_NOT_SCHEDULED_YET = 4,
+ RTT_STATUS_FAIL_TM_TIMEOUT = 5, // timing measurement times out
+ RTT_STATUS_FAIL_AP_ON_DIFF_CHANNEL = 6, // Target on different channel, cannot range
+ RTT_STATUS_FAIL_NO_CAPABILITY = 7, // ranging not supported
+ RTT_STATUS_ABORTED = 8, // request aborted for unknown reason
+ RTT_STATUS_FAIL_INVALID_TS = 9, // Invalid T1-T4 timestamp
+ RTT_STATUS_FAIL_PROTOCOL = 10, // 11mc protocol failed
+ RTT_STATUS_FAIL_SCHEDULE = 11, // request could not be scheduled
+ RTT_STATUS_FAIL_BUSY_TRY_LATER = 12, // responder cannot collaborate at time of request
+ RTT_STATUS_INVALID_REQ = 13, // bad request args
+ RTT_STATUS_NO_WIFI = 14, // WiFi not enabled Responder overrides param info
+ // cannot range with new params
+ RTT_STATUS_FAIL_FTM_PARAM_OVERRIDE = 15
} rtt_reason_t;
enum {
@@ -132,6 +153,20 @@
RTT_BW_160 = BIT(5)
};
+enum rtt_rate_bw {
+ RTT_RATE_20M,
+ RTT_RATE_40M,
+ RTT_RATE_80M,
+ RTT_RATE_160M
+};
+
+typedef enum ranging_type {
+ RTT_TYPE_INVALID = 0,
+ RTT_TYPE_LEGACY = 1,
+ RTT_TYPE_NAN_DIRECTED = 2,
+ RTT_TYPE_NAN_GEOFENCE = 3
+} ranging_type_t;
+
#define FTM_MAX_NUM_BURST_EXP 14
#define HAS_11MC_CAP(cap) (cap & RTT_CAP_FTM_WAY)
#define HAS_ONEWAY_CAP(cap) (cap & RTT_CAP_ONE_WAY)
@@ -145,7 +180,7 @@
} wifi_channel_info_t;
typedef struct wifi_rate {
- uint32 preamble :3; /* 0: OFDM, 1: CCK, 2 : HT, 3: VHT, 4..7 reserved */
+ uint32 preamble :3; /* 0: OFDM, 1: CCK, 2 : HT, 3: VHT, 4..7 reserved */
uint32 nss :2; /* 1 : 1x1, 2: 2x2, 3: 3x3, 4: 4x4 */
uint32 bw :3; /* 0: 20Mhz, 1: 40Mhz, 2: 80Mhz, 3: 160Mhz */
/* OFDM/CCK rate code would be as per IEEE std in the unit of 0.5 mb
@@ -158,6 +193,7 @@
typedef struct rtt_target_info {
struct ether_addr addr;
+ struct ether_addr local_addr;
rtt_type_t type; /* rtt_type */
rtt_peer_type_t peer; /* peer type */
wifi_channel_info_t channel; /* channel information */
@@ -192,7 +228,8 @@
* in a single frame
*/
uint32 num_frames_per_burst;
- /* num of frames in each RTT burst
+ /*
+ * num of frames in each RTT burst
* for single side, measurement result num = frame number
* for 2 side RTT, measurement result num = frame number - 1
*/
@@ -212,9 +249,81 @@
* at the end of the burst_duration it requested.
*/
uint32 burst_duration;
+ uint32 burst_timeout;
uint8 preamble; /* 1 - Legacy, 2 - HT, 4 - VHT */
uint8 bw; /* 5, 10, 20, 40, 80, 160 */
} rtt_target_info_t;
+
+typedef struct rtt_goefence_target_info {
+ bool valid;
+ struct ether_addr peer_addr;
+} rtt_geofence_target_info_t;
+
+typedef struct rtt_config_params {
+ int8 rtt_target_cnt;
+ rtt_target_info_t *target_info;
+} rtt_config_params_t;
+
+typedef struct rtt_geofence_cfg {
+ int8 geofence_target_cnt;
+ bool rtt_in_progress;
+ bool role_concurr_state;
+ int8 cur_target_idx;
+ rtt_geofence_target_info_t geofence_target_info[RTT_MAX_GEOFENCE_TARGET_CNT];
+} rtt_geofence_cfg_t;
+
+/*
+ * Keep Adding more reasons
+ * going forward if needed
+ */
+enum rtt_schedule_reason {
+ RTT_SCHED_HOST_TRIGGER = 1, /* On host command for directed RTT */
+ RTT_SCHED_SUB_MATCH = 2, /* on Sub Match for svc with range req */
+ RTT_SCHED_DIR_TRIGGER_FAIL = 3, /* On failure of Directed RTT Trigger */
+ RTT_SCHED_DP_END = 4, /* ON NDP End event from fw */
+ RTT_SCHED_DP_REJECTED = 5, /* On receving reject dp event from fw */
+ RTT_SCHED_RNG_RPT_DIRECTED = 6, /* On Ranging report for directed RTT */
+ RTT_SCHED_RNG_TERM = 7, /* On Range Term Indicator */
+ RTT_SHCED_HOST_DIRECTED_TERM = 8, /* On host terminating directed RTT sessions */
+ RTT_SCHED_RNG_RPT_GEOFENCE = 9, /* On Ranging report for geofence RTT */
+ RTT_SCHED_RTT_RETRY_GEOFENCE = 10 /* On Geofence Retry */
+};
+
+/*
+ * Keep Adding more invalid RTT states
+ * going forward if needed
+ */
+enum rtt_invalid_state {
+ RTT_STATE_VALID = 0, /* RTT state is valid */
+ RTT_STATE_INV_REASON_NDP_EXIST = 1 /* RTT state invalid as ndp exists */
+};
+
+typedef struct rtt_status_info {
+ dhd_pub_t *dhd;
+ int8 status; /* current status for the current entry */
+ int8 txchain; /* current device tx chain */
+ int pm; /* to save current value of pm */
+ int8 pm_restore; /* flag to reset the old value of pm */
+ int8 cur_idx; /* current entry to do RTT */
+ bool all_cancel; /* cancel all request once we got the cancel requet */
+ uint32 flags; /* indicate whether device is configured as initiator or target */
+ struct capability {
+ int32 proto :8;
+ int32 feature :8;
+ int32 preamble :8;
+ int32 bw :8;
+ } rtt_capa; /* rtt capability */
+ struct mutex rtt_mutex;
+ struct mutex geofence_mutex;
+ rtt_config_params_t rtt_config;
+ rtt_geofence_cfg_t geofence_cfg;
+ struct work_struct work;
+ struct list_head noti_fn_list;
+ struct list_head rtt_results_cache; /* store results for RTT */
+ int rtt_sched_reason; /* rtt_schedule_reason: what scheduled RTT */
+ struct delayed_work proxd_timeout; /* Proxd Timeout work */
+ struct delayed_work rtt_retry_timer; /* Timer for retry RTT after all targets done */
+} rtt_status_info_t;
typedef struct rtt_report {
struct ether_addr addr;
@@ -226,8 +335,8 @@
/* in s, 11mc only, only for RTT_REASON_FAIL_BUSY_TRY_LATER, 1- 31s */
uint8 retry_after_duration;
rtt_type_t type; /* rtt type */
- wifi_rssi rssi; /* average rssi in 0.5 dB steps e.g. 143 implies -71.5 dB */
- wifi_rssi rssi_spread; /* rssi spread in 0.5 db steps e.g. 5 implies 2.5 spread */
+ wifi_rssi_rtt rssi; /* average rssi in 0.5 dB steps e.g. 143 implies -71.5 dB */
+ wifi_rssi_rtt rssi_spread; /* rssi spread in 0.5 db steps e.g. 5 implies 2.5 spread */
/*
* 1-sided RTT: TX rate of RTT frame.
* 2-sided RTT: TX rate of initiator's Ack in response to FTM frame.
@@ -250,7 +359,6 @@
bcm_tlv_t *LCI; /* LCI Report */
bcm_tlv_t *LCR; /* Location Civic Report */
} rtt_report_t;
-
#define RTT_REPORT_SIZE (sizeof(rtt_report_t))
/* rtt_results_header to maintain rtt result list per mac address */
@@ -261,12 +369,17 @@
struct list_head list;
struct list_head result_list;
} rtt_results_header_t;
-
+struct rtt_result_detail {
+ uint8 num_ota_meas;
+ uint32 result_flags;
+};
/* rtt_result to link all of rtt_report */
typedef struct rtt_result {
struct list_head list;
struct rtt_report report;
int32 report_len; /* total length of rtt_report */
+ struct rtt_result_detail rtt_detail;
+ int32 detail_len;
} rtt_result_t;
/* RTT Capabilities */
@@ -279,14 +392,13 @@
uint8 bw_support; /* bit mask indicate what BW is supported */
} rtt_capabilities_t;
-typedef struct rtt_config_params {
- int8 rtt_target_cnt;
- rtt_target_info_t *target_info;
-} rtt_config_params_t;
+/* RTT responder information */
+typedef struct wifi_rtt_responder {
+ wifi_channel_info channel; /* channel of responder */
+ uint8 preamble; /* preamble supported by responder */
+} wifi_rtt_responder_t;
typedef void (*dhd_rtt_compl_noti_fn)(void *ctx, void *rtt_data);
-
-#ifdef RTT_SUPPORT
/* Linux wrapper to call common dhd_rtt_set_cfg */
int
dhd_dev_rtt_set_cfg(struct net_device *dev, void *buf);
@@ -304,6 +416,14 @@
int
dhd_dev_rtt_capability(struct net_device *dev, rtt_capabilities_t *capa);
+int
+dhd_dev_rtt_avail_channel(struct net_device *dev, wifi_channel_info *channel_info);
+
+int
+dhd_dev_rtt_enable_responder(struct net_device *dev, wifi_channel_info *channel_info);
+
+int
+dhd_dev_rtt_cancel_responder(struct net_device *dev);
/* export to upper layer */
chanspec_t
dhd_rtt_convert_to_chspec(wifi_channel_info_t channel);
@@ -314,9 +434,48 @@
int
dhd_rtt_set_cfg(dhd_pub_t *dhd, rtt_config_params_t *params);
+void dhd_rtt_set_role_concurrency_state(dhd_pub_t *dhd, bool state);
+
+bool dhd_rtt_get_role_concurrency_state(dhd_pub_t *dhd);
+
+int8 dhd_rtt_get_geofence_target_cnt(dhd_pub_t *dhd);
+
+#ifdef WL_NAN
+void dhd_rtt_set_geofence_rtt_state(dhd_pub_t *dhd, bool state);
+
+bool dhd_rtt_get_geofence_rtt_state(dhd_pub_t *dhd);
+
+rtt_geofence_target_info_t*
+dhd_rtt_get_geofence_target_head(dhd_pub_t *dhd);
+
+rtt_geofence_target_info_t*
+dhd_rtt_get_geofence_current_target(dhd_pub_t *dhd);
+
+rtt_geofence_target_info_t*
+dhd_rtt_get_geofence_target(dhd_pub_t *dhd, struct ether_addr* peer_addr,
+ int8 *index);
+
+int
+dhd_rtt_add_geofence_target(dhd_pub_t *dhd, rtt_geofence_target_info_t *target);
+
+int
+dhd_rtt_remove_geofence_target(dhd_pub_t *dhd, struct ether_addr *peer_addr);
+
+int
+dhd_rtt_delete_geofence_target_list(dhd_pub_t *dhd);
+
+int
+dhd_rtt_delete_nan_session(dhd_pub_t *dhd);
+#endif /* WL_NAN */
+
+uint8
+dhd_rtt_invalid_states(struct net_device *ndev, struct ether_addr *peer_addr);
+
+void
+dhd_rtt_schedule_rtt_work_thread(dhd_pub_t *dhd, int sched_reason);
+
int
dhd_rtt_stop(dhd_pub_t *dhd, struct ether_addr *mac_list, int mac_cnt);
-
int
dhd_rtt_register_noti_callback(dhd_pub_t *dhd, void *ctx, dhd_rtt_compl_noti_fn noti_fn);
@@ -331,9 +490,27 @@
dhd_rtt_capability(dhd_pub_t *dhd, rtt_capabilities_t *capa);
int
+dhd_rtt_avail_channel(dhd_pub_t *dhd, wifi_channel_info *channel_info);
+
+int
+dhd_rtt_enable_responder(dhd_pub_t *dhd, wifi_channel_info *channel_info);
+
+int
+dhd_rtt_cancel_responder(dhd_pub_t *dhd);
+
+int
dhd_rtt_init(dhd_pub_t *dhd);
int
dhd_rtt_deinit(dhd_pub_t *dhd);
-#endif /* RTT_SUPPORT */
+
+#ifdef WL_CFG80211
+int dhd_rtt_handle_nan_rtt_session_end(dhd_pub_t *dhd,
+ struct ether_addr *peer);
+
+void dhd_rtt_move_geofence_cur_target_idx_to_next(dhd_pub_t *dhd);
+
+int8 dhd_rtt_get_geofence_cur_target_idx(dhd_pub_t *dhd);
+#endif /* WL_CFG80211 */
+
#endif /* __DHD_RTT_H__ */
--
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