1 /* 2 * Header file describing the common timesync functionality 3 * 4 * Provides type definitions and function prototypes used to handle timesync functionality. 5 * 6 * Copyright (C) 2020, Broadcom. 7 * 8 * Unless you and Broadcom execute a separate written software license 9 * agreement governing use of this software, this software is licensed to you 10 * under the terms of the GNU General Public License version 2 (the "GPL"), 11 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 12 * following added to such license: 13 * 14 * As a special exception, the copyright holders of this software give you 15 * permission to link this software with independent modules, and to copy and 16 * distribute the resulting executable under terms of your choice, provided that 17 * you also meet, for each linked independent module, the terms and conditions of 18 * the license of that module. An independent module is a module which is not 19 * derived from this software. The special exception does not apply to any 20 * modifications of the software. 21 * 22 * 23 * <<Broadcom-WL-IPTag/Open:>> 24 * 25 * $Id$: 26 */ 27 28 #ifndef _dhd_timesync_h_ 29 #define _dhd_timesync_h_ 30 31 typedef struct dhd_ts dhd_ts_t; 32 33 /* Linkage, sets "ts" link and updates hdrlen in pub */ 34 extern int dhd_timesync_attach(dhd_pub_t *dhdp); 35 36 /* Linkage, sets "ts" link and updates hdrlen in pub */ 37 extern bool dhd_timesync_watchdog(dhd_pub_t *dhdp); 38 39 /* Unlink, frees allocated timesync memory (including dhd_ts_t) */ 40 extern int dhd_timesync_detach(dhd_pub_t *dhdp); 41 42 /* Check for and handle local prot-specific iovar commands */ 43 extern int dhd_timesync_iovar_op(dhd_ts_t *ts, const char *name, void *params, int plen, 44 void *arg, int len, bool set); 45 46 /* handle host time stamp completion */ 47 extern void dhd_timesync_handle_host_ts_complete(dhd_ts_t *ts, uint16 xt_id, uint16 status); 48 49 /* handle fw time stamp event from firmware */ 50 extern void dhd_timesync_handle_fw_timestamp(dhd_ts_t *ts, uchar *tlv, uint32 tlv_len, 51 uint32 seqnum); 52 53 /* get notified of the ipc rev */ 54 extern void dhd_timesync_notify_ipc_rev(dhd_ts_t *ts, uint32 ipc_rev); 55 56 /* log txs timestamps */ 57 extern void dhd_timesync_log_tx_timestamp(dhd_ts_t *ts, uint16 flowid, uint8 intf, 58 uint32 ts_low, uint32 ts_high, dhd_pkt_parse_t *parse); 59 60 /* log rx cpl timestamps */ 61 extern void dhd_timesync_log_rx_timestamp(dhd_ts_t *ts, uint8 intf, 62 uint32 ts_low, uint32 ts_high, dhd_pkt_parse_t *parse); 63 64 /* dynamically disabling it based on the host driver suspend/resume state */ 65 extern void dhd_timesync_control(dhd_pub_t *dhdp, bool disabled); 66 67 extern void dhd_timesync_debug_info_print(dhd_pub_t *dhdp); 68 #endif /* _dhd_timesync_h_ */ 69