diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd_1363/dhd_ip.h')
-rw-r--r-- | drivers/net/wireless/bcmdhd_1363/dhd_ip.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd_1363/dhd_ip.h b/drivers/net/wireless/bcmdhd_1363/dhd_ip.h new file mode 100644 index 000000000000..c794b914ec61 --- /dev/null +++ b/drivers/net/wireless/bcmdhd_1363/dhd_ip.h @@ -0,0 +1,85 @@ +/* + * Header file describing the common ip parser function. + * + * Provides type definitions and function prototypes used to parse ip packet. + * + * 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 + * 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. + * + * + * <<Broadcom-WL-IPTag/Open:>> + * + * $Id: dhd_ip.h 537119 2015-02-25 04:24:14Z $ + */ + +#ifndef _dhd_ip_h_ +#define _dhd_ip_h_ + +#ifdef DHDTCPACK_SUPPRESS +#include <dngl_stats.h> +#include <bcmutils.h> +#include <dhd.h> +#endif /* DHDTCPACK_SUPPRESS */ + +typedef enum pkt_frag +{ + DHD_PKT_FRAG_NONE = 0, + DHD_PKT_FRAG_FIRST, + DHD_PKT_FRAG_CONT, + DHD_PKT_FRAG_LAST +} pkt_frag_t; + +extern pkt_frag_t pkt_frag_info(osl_t *osh, void *p); + +#ifdef DHDTCPACK_SUPPRESS +#define TCPACKSZMIN (ETHER_HDR_LEN + IPV4_MIN_HEADER_LEN + TCP_MIN_HEADER_LEN) +/* Size of MAX possible TCP ACK packet. Extra bytes for IP/TCP option fields */ +#define TCPACKSZMAX (TCPACKSZMIN + 100) + +/* Max number of TCP streams that have own src/dst IP addrs and TCP ports */ +#define TCPACK_INFO_MAXNUM 4 +#define TCPDATA_INFO_MAXNUM 4 +#define TCPDATA_PSH_INFO_MAXNUM (8 * TCPDATA_INFO_MAXNUM) + +#define TCPDATA_INFO_TIMEOUT 5000 /* Remove tcpdata_info if inactive for this time (in ms) */ + +#define DEFAULT_TCPACK_SUPP_RATIO 3 +#ifndef CUSTOM_TCPACK_SUPP_RATIO +#define CUSTOM_TCPACK_SUPP_RATIO DEFAULT_TCPACK_SUPP_RATIO +#endif /* CUSTOM_TCPACK_SUPP_RATIO */ + +#define DEFAULT_TCPACK_DELAY_TIME 10 /* ms */ +#ifndef CUSTOM_TCPACK_DELAY_TIME +#define CUSTOM_TCPACK_DELAY_TIME DEFAULT_TCPACK_DELAY_TIME +#endif /* CUSTOM_TCPACK_DELAY_TIME */ + +extern int dhd_tcpack_suppress_set(dhd_pub_t *dhdp, uint8 on); +extern void dhd_tcpack_info_tbl_clean(dhd_pub_t *dhdp); +extern int dhd_tcpack_check_xmit(dhd_pub_t *dhdp, void *pkt); +extern bool dhd_tcpack_suppress(dhd_pub_t *dhdp, void *pkt); +extern bool dhd_tcpdata_info_get(dhd_pub_t *dhdp, void *pkt); +extern bool dhd_tcpack_hold(dhd_pub_t *dhdp, void *pkt, int ifidx); +/* #define DHDTCPACK_SUP_DBG */ +#if defined(DEBUG_COUNTER) && defined(DHDTCPACK_SUP_DBG) +extern counter_tbl_t tack_tbl; +#endif /* DEBUG_COUNTER && DHDTCPACK_SUP_DBG */ +#endif /* DHDTCPACK_SUPPRESS */ + +#endif /* _dhd_ip_h_ */ |