3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs/*
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * CDDL HEADER START
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs *
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * The contents of this file are subject to the terms of the
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * Common Development and Distribution License (the "License").
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * You may not use this file except in compliance with the License.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs *
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * or http://www.opensolaris.org/os/licensing.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * See the License for the specific language governing permissions
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * and limitations under the License.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs *
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * When distributing Covered Code, include this CDDL HEADER in each
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * If applicable, add the following below this CDDL HEADER, with the
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * fields enclosed by brackets "[]" replaced with your own identifying
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * information: Portions Copyright [yyyy] [name of copyright owner]
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs *
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * CDDL HEADER END
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs/*
cf6ef8948349f8e11c5d4068f50996f8c0e8926dMichael Speer * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * Use is subject to license terms.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#ifndef _SYS_HXGE_HXGE_TXDMA_H
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define _SYS_HXGE_HXGE_TXDMA_H
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#ifdef __cplusplus
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsextern "C" {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#endif
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
1ed830817782694e7259ee818a2f8eee72233f1eMichael Speer#include <sys/taskq.h>
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#include <hxge_txdma_hw.h>
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#include <hpi_txdma.h>
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define TXDMA_RECLAIM_PENDING_DEFAULT 64
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define TX_FULL_MARK 3
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs/*
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * Transmit load balancing definitions.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define HXGE_TX_LB_TCPUDP 0 /* default policy */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define HXGE_TX_LB_HASH 1 /* from the hint data */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define HXGE_TX_LB_DEST_MAC 2 /* Dest. MAC */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs/*
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * Descriptor ring empty:
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * (1) head index is equal to tail index.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * (2) wrapped around bits are the same.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * Descriptor ring full:
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * (1) head index is equal to tail index.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * (2) wrapped around bits are different.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs *
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define TXDMA_RING_EMPTY(head, head_wrap, tail, tail_wrap) \
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs ((head == tail && head_wrap == tail_wrap) ? B_TRUE : B_FALSE)
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define TXDMA_RING_FULL(head, head_wrap, tail, tail_wrap) \
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs ((head == tail && head_wrap != tail_wrap) ? B_TRUE : B_FALSE)
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#define TXDMA_DESC_NEXT_INDEX(index, entries, wrap_mask) \
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs ((index + entries) & wrap_mask)
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qstypedef struct _tx_msg_t {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_block_mv_t flags; /* DMA, BCOPY, DVMA (?) */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_common_t buf_dma; /* premapped buffer blocks */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_handle_t buf_dma_handle; /* premapped buffer handle */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_handle_t dma_handle; /* DMA handle for normal send */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_handle_t dvma_handle; /* Fast DVMA handle */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_mblk_t tx_message;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_msg_size;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs size_t bytes_used;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs int head;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs int tail;
cf6ef8948349f8e11c5d4068f50996f8c0e8926dMichael Speer int offset_index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs} tx_msg_t, *p_tx_msg_t;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs/*
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * TX Statistics.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qstypedef struct _hxge_tx_ring_stats_t {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t opackets;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t obytes;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t obytes_with_pad;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t oerrors;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_inits;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_no_buf;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t peu_resp_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t pkt_size_hdr_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t runt_pkt_drop_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t pkt_size_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_rng_oflow;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t pref_par_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tdr_pref_cpl_to;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t pkt_cpl_to;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t invalid_sop;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t unexpected_sop;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t count_hdr_size_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t count_runt;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t count_abort;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_starts;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_no_desc;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_dma_bind_fail;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_hdr_pkts;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_ddi_pkts;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_jumbo_pkts;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_max_pend;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tx_marks;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_pref_par_log_t errlog;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs} hxge_tx_ring_stats_t, *p_hxge_tx_ring_stats_t;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qstypedef struct _hxge_tdc_sys_stats {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t reord_tbl_par_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t reord_buf_ded_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t reord_buf_sec_err;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs} hxge_tdc_sys_stats_t, *p_hxge_tdc_sys_stats_t;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qstypedef struct _tx_ring_t {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_common_t tdc_desc;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs struct _hxge_t *hxgep;
1ed830817782694e7259ee818a2f8eee72233f1eMichael Speer mac_ring_handle_t ring_handle;
1ed830817782694e7259ee818a2f8eee72233f1eMichael Speer ddi_taskq_t *taskq;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_tx_msg_t tx_msg_ring;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t tnblocks;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_tdr_cfg_t tx_ring_cfig;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_tdr_kick_t tx_ring_kick;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_tdr_cfg_t tx_cs;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_int_mask_t tx_evmask;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_mbh_t tx_mbox_mbh;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_mbl_t tx_mbox_mbl;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_page_handle_t page_hdl;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_mutex_t lock;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t tdc;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs struct hxge_tdc_cfg *tdc_p;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t tx_ring_size;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t num_chunks;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t tx_wrap_mask;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t rd_index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t wr_index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs boolean_t wr_index_wrap;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t head_index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs boolean_t head_wrap;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_tdr_head_t ring_head;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_tdr_kick_t ring_kick_tail;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs txdma_mailbox_t tx_mbox;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t descs_pending;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs boolean_t queueing;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_mblk_t head;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_mblk_t tail;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_hxge_tx_ring_stats_t tdc_stats;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t dvma_wr_index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t dvma_rd_index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t dvma_pending;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t dvma_available;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint_t dvma_wrap_mask;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_handle_t *dvma_ring;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs mac_resource_handle_t tx_mac_resource_handle;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs} tx_ring_t, *p_tx_ring_t;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs/* Transmit Mailbox */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qstypedef struct _tx_mbox_t {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_mutex_t lock;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t index;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs struct _hxge_t *hxgep;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t tdc;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_common_t tx_mbox;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_mbl_t tx_mbox_l;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs tdc_mbh_t tx_mbox_h;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs} tx_mbox_t, *p_tx_mbox_t;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qstypedef struct _tx_rings_t {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_tx_ring_t *rings;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs boolean_t txdesc_allocated;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t ndmas;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_common_t tdc_dma;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs hxge_os_dma_common_t tdc_mbox;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs} tx_rings_t, *p_tx_rings_t;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qstypedef struct _tx_mbox_areas_t {
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_tx_mbox_t *txmbox_areas_p;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs boolean_t txmbox_allocated;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs} tx_mbox_areas_t, *p_tx_mbox_areas_t;
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs/*
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs * Transmit prototypes.
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs */
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qshxge_status_t hxge_init_txdma_channels(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_uninit_txdma_channels(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_setup_dma_common(p_hxge_dma_common_t, p_hxge_dma_common_t,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint32_t, uint32_t);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qshxge_status_t hxge_reset_txdma_channel(p_hxge_t hxgep, uint16_t channel,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint64_t reg_data);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qshxge_status_t hxge_init_txdma_channel_event_mask(p_hxge_t hxgep,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t channel, tdc_int_mask_t *mask_p);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qshxge_status_t hxge_enable_txdma_channel(p_hxge_t hxgep, uint16_t channel,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_tx_ring_t tx_desc_p, p_tx_mbox_t mbox_p);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsp_mblk_t hxge_tx_pkt_header_reserve(p_mblk_t mp, uint8_t *npads);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs int hxge_tx_pkt_nmblocks(p_mblk_t mp, int *tot_xfer_len_p);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsboolean_t hxge_txdma_reclaim(p_hxge_t hxgep,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_tx_ring_t tx_ring_p, int nmblks);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_fill_tx_hdr(p_mblk_t mp, boolean_t fill_len, boolean_t l4_cksum,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs int pkt_len, uint8_t npads, p_tx_pkt_hdr_all_t pkthdrp);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qshxge_status_t hxge_txdma_hw_mode(p_hxge_t hxgep, boolean_t enable);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_txdma_stop(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_fixup_txdma_rings(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_txdma_hw_kick(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_txdma_fix_channel(p_hxge_t hxgep, uint16_t channel);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_txdma_fixup_channel(p_hxge_t hxgep, p_tx_ring_t ring_p,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t channel);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_txdma_hw_kick_channel(p_hxge_t hxgep, p_tx_ring_t ring_p,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t channel);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_check_tx_hang(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_fixup_hung_txdma_rings(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_txdma_fix_hung_channel(p_hxge_t hxgep, uint16_t channel);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_txdma_fixup_hung_channel(p_hxge_t hxgep, p_tx_ring_t ring_p,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs uint16_t channel);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
1ed830817782694e7259ee818a2f8eee72233f1eMichael Speermblk_t *hxge_tx_ring_send(void *arg, mblk_t *mp);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsvoid hxge_reclaim_rings(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsint hxge_txdma_channel_hung(p_hxge_t hxgep,
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs p_tx_ring_t tx_ring_p, uint16_t channel);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsint hxge_txdma_hung(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qsint hxge_txdma_stop_inj_err(p_hxge_t hxgep, int channel);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qshxge_status_t hxge_txdma_handle_sys_errors(p_hxge_t hxgep);
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#ifdef __cplusplus
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs}
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#endif
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs
3dec9fcdd56adf1b4a563137b4915c8f2d83b881qs#endif /* _SYS_HXGE_HXGE_TXDMA_H */