/* * Copyright (c) 2011-2016 The Linux Foundation. All rights reserved. * * Previously licensed under the ISC license by Qualcomm Atheros, Inc. * * * Permission to use, copy, modify, and/or distribute this software for * any purpose with or without fee is hereby granted, provided that the * above copyright notice and this permission notice appear in all * copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. */ /* * This file was originally distributed by Qualcomm Atheros, Inc. * under proprietary terms before Copyright ownership was assigned * to the Linux Foundation. */ #ifndef _WAL_RX_DESC__H_ #define _WAL_RX_DESC__H_ #if defined(ATH_TARGET) #include /* A_UINT8 */ #else #include /* A_UINT8 */ #endif /* * As this header is used by host also, * and host will access target registers by target reg tbl, * so disable direct-reference here for host. * */ #if !defined(ATH_PERF_PWR_OFFLOAD) #if defined(CONFIG_AR900B_SUPPORT) || defined(AR900B) //FIXME_WIFI2 beeliner enbled by default (will be removed once we have target aware HTT) #include #include #include #include #include #include #include #include #include #include #include #include #include #else /* HW rx descriptor definitions */ #include #include #include #include #include #include #include #include #endif /* * This struct defines the basic descriptor information, which is * written by the 11ac HW MAC into the WAL's rx status descriptor * ring. */ struct hw_rx_desc_base { struct rx_attention attention; struct rx_frag_info frag_info; struct rx_mpdu_start mpdu_start; struct rx_msdu_start msdu_start; struct rx_msdu_end msdu_end; struct rx_mpdu_end mpdu_end; struct rx_ppdu_start ppdu_start; struct rx_ppdu_end ppdu_end; }; #endif /* * This struct defines the basic MSDU rx descriptor created by FW. */ struct fw_rx_desc_base { union { struct { A_UINT8 discard : 1, forward : 1, any_err : 1, dup_err : 1, ipa_ind : 1, inspect : 1, extension: 2; }bits; A_UINT8 val; }u; }; #define FW_MSDU_INFO_FIRST_WAKEUP_M 0x40 #define FW_MSDU_INFO_FIRST_WAKEUP_S 6 #define FW_RX_DESC_DISCARD_M 0x1 #define FW_RX_DESC_DISCARD_S 0 #define FW_RX_DESC_FORWARD_M 0x2 #define FW_RX_DESC_FORWARD_S 1 #define FW_RX_DESC_ANY_ERR_M 0x4 #define FW_RX_DESC_ANY_ERR_S 2 #define FW_RX_DESC_DUP_ERR_M 0x8 #define FW_RX_DESC_DUP_ERR_S 3 #define FW_RX_DESC_INSPECT_M 0x20 #define FW_RX_DESC_INSPECT_S 5 #define FW_RX_DESC_EXT_M 0xc0 #define FW_RX_DESC_EXT_S 6 #define FW_RX_DESC_CNT_2_BYTES(_fw_desc_cnt) (_fw_desc_cnt) enum { FW_RX_DESC_EXT_NONE = 0, FW_RX_DESC_EXT_LRO_ONLY, FW_RX_DESC_EXT_LRO_AND_OTHER, FW_RX_DESC_EXT_OTHER }; #define FW_RX_DESC_DISCARD_GET(_var) \ (((_var) & FW_RX_DESC_DISCARD_M) >> FW_RX_DESC_DISCARD_S) #define FW_RX_DESC_DISCARD_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_DESC_DISCARD_S)) #define FW_RX_DESC_FORWARD_GET(_var) \ (((_var) & FW_RX_DESC_FORWARD_M) >> FW_RX_DESC_FORWARD_S) #define FW_RX_DESC_FORWARD_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_DESC_FORWARD_S)) #define FW_RX_DESC_INSPECT_GET(_var) \ (((_var) & FW_RX_DESC_INSPECT_M) >> FW_RX_DESC_INSPECT_S) #define FW_RX_DESC_INSPECT_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_DESC_INSPECT_S)) #define FW_RX_DESC_EXT_GET(_var) \ (((_var) & FW_RX_DESC_EXT_M) >> FW_RX_DESC_EXT_S) #define FW_RX_DESC_EXT_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_DESC_EXT_S)) /* * This struct defines TCP_CHKSUM_OFFLOAD bit fields which are needed by host. */ struct fw_rx_msdu_info { union { /* * The "bits" struct defines the flags in fw_rx_msdu_info used * during regular operation. */ struct { A_UINT8 tcp_udp_chksum_fail : 1, /* for tcp checksum offload use */ ip_chksum_fail : 1, ipv6_proto : 1, tcp_proto : 1, udp_proto : 1, ip_frag : 1, first_wakeup : 1, reserved : 1; } bits; /* * The "mon" struct defines the flags in fw_rx_msdu_info used * during monitor mode. */ struct { A_UINT8 last_frag : 1, reserved : 7; } mon; A_UINT8 val; } u; }; /* regular operation flags */ #define FW_RX_MSDU_INFO_TCP_UDP_CHKSUM_FAIL_M 0x1 #define FW_RX_MSDU_INFO_TCP_UDP_CHKSUM_FAIL_S 0 #define FW_RX_MSDU_INFO_IP_CHKSUM_FAIL_M 0x2 #define FW_RX_MSDU_INFO_IP_CHKSUM_FAIL_S 1 #define FW_RX_MSDU_INFO_IPV6_PROTO_M 0x4 #define FW_RX_MSDU_INFO_IPV6_PROTO_S 2 #define FW_RX_MSDU_INFO_TCP_PROTO_M 0x8 #define FW_RX_MSDU_INFO_TCP_PROTO_S 3 #define FW_RX_MSDU_INFO_UDP_PROTO_M 0x10 #define FW_RX_MSDU_INFO_UDP_PROTO_S 4 #define FW_RX_MSDU_INFO_IP_FRAG_M 0x20 #define FW_RX_MSDU_INFO_IP_FRAG_S 5 #define FW_RX_MSDU_INFO_FIRST_WAKEUP_M 0x40 #define FW_RX_MSDU_INFO_FIRST_WAKEUP_S 6 #define FW_RX_MSDU_INFO_TCP_UDP_CHKSUM_FAIL_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_TCP_UDP_CHKSUM_FAIL_M) >> FW_RX_MSDU_INFO_TCP_UDP_CHKSUM_FAIL_S) #define FW_RX_MSDU_INFO_TCP_UDP_CHKSUM_FAIL_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_TCP_UDP_CHKSUM_FAIL_S)) #define FW_RX_MSDU_INFO_IP_CHKSUM_FAIL_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_IP_CHKSUM_FAIL_M) >> FW_RX_MSDU_INFO_IP_CHKSUM_FAIL_S) #define FW_RX_MSDU_INFO_IP_CHKSUM_FAIL_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_IP_CHKSUM_FAIL_S)) #define FW_RX_MSDU_INFO_IPV6_PROTO_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_IPV6_PROTO_M) >> FW_RX_MSDU_INFO_IPV6_PROTO_S) #define FW_RX_MSDU_INFO_IPV6_PROTO_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_IPV6_PROTO_S)) #define FW_RX_MSDU_INFO_TCP_PROTO_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_TCP_PROTO_M) >> FW_RX_MSDU_INFO_TCP_PROTO_S) #define FW_RX_MSDU_INFO_TCP_PROTO_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_TCP_PROTO_S)) #define FW_RX_MSDU_INFO_UDP_PROTO_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_UDP_PROTO_M) >> FW_RX_MSDU_INFO_UDP_PROTO_S) #define FW_RX_MSDU_INFO_UDP_PROTO_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_UDP_PROTO_S)) #define FW_RX_MSDU_INFO_IP_FRAG_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_IP_FRAG_M) >> FW_RX_MSDU_INFO_IP_FRAG_S) #define FW_RX_MSDU_INFO_IP_FRAG_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_IP_FRAG_S)) #define FW_RX_MSDU_INFO_FIRST_WAKEUP_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_FIRST_WAKEUP_M) >> FW_RX_MSDU_INFO_FIRST_WAKEUP_S) #define FW_RX_MSDU_INFO_FIRST_WAKEUP_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_FIRST_WAKEUP_S)) /* monitor mode flags */ #define FW_RX_MSDU_INFO_MON_LAST_FRAG_M 0x1 #define FW_RX_MSDU_INFO_MON_LAST_FRAG_S 0 #define FW_RX_MSDU_INFO_MON_LAST_FRAG_GET(_var) \ (((_var) & FW_RX_MSDU_INFO_MON_LAST_FRAG_M) >> FW_RX_MSDU_INFO_MON_LAST_FRAG_S) #define FW_RX_MSDU_INFO_MON_LAST_FRAG_SET(_var, _val) \ ((_var) |= ((_val) << FW_RX_MSDU_INFO_MON_LAST_FRAG_S)) #endif /* _WAL_RX_DESC__H_ */