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- /*
- * 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 <athdefs.h> /* A_UINT8 */
- #else
- #include <a_types.h> /* 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 <hw/interface/rx_location_info.h>
- #include <hw/interface/rx_pkt_end.h>
- #include <hw/interface/rx_phy_ppdu_end.h>
- #include <hw/interface/rx_timing_offset.h>
- #include <hw/interface/rx_location_info.h>
- #include <hw/tlv/rx_attention.h>
- #include <hw/tlv/rx_frag_info.h>
- #include <hw/tlv/rx_msdu_start.h>
- #include <hw/tlv/rx_msdu_end.h>
- #include <hw/tlv/rx_mpdu_start.h>
- #include <hw/tlv/rx_mpdu_end.h>
- #include <hw/tlv/rx_ppdu_start.h>
- #include <hw/tlv/rx_ppdu_end.h>
- #else
- /* HW rx descriptor definitions */
- #include <mac_descriptors/rx_attention.h>
- #include <mac_descriptors/rx_frag_info.h>
- #include <mac_descriptors/rx_msdu_start.h>
- #include <mac_descriptors/rx_msdu_end.h>
- #include <mac_descriptors/rx_mpdu_start.h>
- #include <mac_descriptors/rx_mpdu_end.h>
- #include <mac_descriptors/rx_ppdu_start.h>
- #include <mac_descriptors/rx_ppdu_end.h>
- #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_ */
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