971e53c937
2. Break transmit when IFF_DRV_RUNNING is OFF. 3. set desc_count=0 for default case in switch in ql_rcv_isr() MFC after:5 days
1013 lines
24 KiB
C
1013 lines
24 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2013-2016 Qlogic Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* File: ql_isr.c
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* Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "ql_os.h"
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#include "ql_hw.h"
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#include "ql_def.h"
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#include "ql_inline.h"
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#include "ql_ver.h"
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#include "ql_glbl.h"
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#include "ql_dbg.h"
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static void qla_replenish_normal_rx(qla_host_t *ha, qla_sds_t *sdsp,
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uint32_t r_idx);
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static void
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qla_rcv_error(qla_host_t *ha)
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{
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ha->stop_rcv = 1;
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QL_INITIATE_RECOVERY(ha);
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}
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/*
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* Name: qla_rx_intr
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* Function: Handles normal ethernet frames received
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*/
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static void
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qla_rx_intr(qla_host_t *ha, qla_sgl_rcv_t *sgc, uint32_t sds_idx)
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{
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qla_rx_buf_t *rxb;
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struct mbuf *mp = NULL, *mpf = NULL, *mpl = NULL;
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struct ifnet *ifp = ha->ifp;
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qla_sds_t *sdsp;
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struct ether_vlan_header *eh;
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uint32_t i, rem_len = 0;
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uint32_t r_idx = 0;
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qla_rx_ring_t *rx_ring;
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struct lro_ctrl *lro;
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lro = &ha->hw.sds[sds_idx].lro;
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if (ha->hw.num_rds_rings > 1)
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r_idx = sds_idx;
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ha->hw.rds[r_idx].count++;
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sdsp = &ha->hw.sds[sds_idx];
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rx_ring = &ha->rx_ring[r_idx];
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for (i = 0; i < sgc->num_handles; i++) {
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rxb = &rx_ring->rx_buf[sgc->handle[i] & 0x7FFF];
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QL_ASSERT(ha, (rxb != NULL),
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("%s: [sds_idx]=[%d] rxb != NULL\n", __func__,\
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sds_idx));
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if ((rxb == NULL) || QL_ERR_INJECT(ha, INJCT_RX_RXB_INVAL)) {
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/* log the error */
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device_printf(ha->pci_dev,
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"%s invalid rxb[%d, %d, 0x%04x]\n",
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__func__, sds_idx, i, sgc->handle[i]);
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qla_rcv_error(ha);
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return;
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}
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mp = rxb->m_head;
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if (i == 0)
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mpf = mp;
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QL_ASSERT(ha, (mp != NULL),
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("%s: [sds_idx]=[%d] mp != NULL\n", __func__,\
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sds_idx));
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bus_dmamap_sync(ha->rx_tag, rxb->map, BUS_DMASYNC_POSTREAD);
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rxb->m_head = NULL;
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rxb->next = sdsp->rxb_free;
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sdsp->rxb_free = rxb;
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sdsp->rx_free++;
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if ((mp == NULL) || QL_ERR_INJECT(ha, INJCT_RX_MP_NULL)) {
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/* log the error */
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device_printf(ha->pci_dev,
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"%s mp == NULL [%d, %d, 0x%04x]\n",
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__func__, sds_idx, i, sgc->handle[i]);
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qla_rcv_error(ha);
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return;
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}
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if (i == 0) {
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mpl = mpf = mp;
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mp->m_flags |= M_PKTHDR;
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mp->m_pkthdr.len = sgc->pkt_length;
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mp->m_pkthdr.rcvif = ifp;
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rem_len = mp->m_pkthdr.len;
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} else {
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mp->m_flags &= ~M_PKTHDR;
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mpl->m_next = mp;
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mpl = mp;
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rem_len = rem_len - mp->m_len;
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}
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}
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mpl->m_len = rem_len;
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eh = mtod(mpf, struct ether_vlan_header *);
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if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
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uint32_t *data = (uint32_t *)eh;
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mpf->m_pkthdr.ether_vtag = ntohs(eh->evl_tag);
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mpf->m_flags |= M_VLANTAG;
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*(data + 3) = *(data + 2);
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*(data + 2) = *(data + 1);
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*(data + 1) = *data;
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m_adj(mpf, ETHER_VLAN_ENCAP_LEN);
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}
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if (sgc->chksum_status == Q8_STAT_DESC_STATUS_CHKSUM_OK) {
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mpf->m_pkthdr.csum_flags = CSUM_IP_CHECKED | CSUM_IP_VALID |
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CSUM_DATA_VALID | CSUM_PSEUDO_HDR;
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mpf->m_pkthdr.csum_data = 0xFFFF;
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} else {
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mpf->m_pkthdr.csum_flags = 0;
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}
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if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
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mpf->m_pkthdr.flowid = sgc->rss_hash;
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#if __FreeBSD_version >= 1100000
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M_HASHTYPE_SET(mpf, M_HASHTYPE_OPAQUE_HASH);
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#else
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#if (__FreeBSD_version >= 903511 && __FreeBSD_version < 1100000)
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M_HASHTYPE_SET(mpf, M_HASHTYPE_OPAQUE);
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#else
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M_HASHTYPE_SET(mpf, M_HASHTYPE_NONE);
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#endif
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#endif /* #if __FreeBSD_version >= 1100000 */
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if (ha->hw.enable_soft_lro) {
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#if (__FreeBSD_version >= 1100101)
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tcp_lro_queue_mbuf(lro, mpf);
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#else
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if (tcp_lro_rx(lro, mpf, 0))
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(*ifp->if_input)(ifp, mpf);
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#endif /* #if (__FreeBSD_version >= 1100101) */
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} else {
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(*ifp->if_input)(ifp, mpf);
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}
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if (sdsp->rx_free > ha->std_replenish)
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qla_replenish_normal_rx(ha, sdsp, r_idx);
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return;
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}
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#define QLA_TCP_HDR_SIZE 20
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#define QLA_TCP_TS_OPTION_SIZE 12
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/*
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* Name: qla_lro_intr
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* Function: Handles normal ethernet frames received
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*/
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static int
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qla_lro_intr(qla_host_t *ha, qla_sgl_lro_t *sgc, uint32_t sds_idx)
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{
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qla_rx_buf_t *rxb;
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struct mbuf *mp = NULL, *mpf = NULL, *mpl = NULL;
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struct ifnet *ifp = ha->ifp;
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qla_sds_t *sdsp;
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struct ether_vlan_header *eh;
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uint32_t i, rem_len = 0, pkt_length, iplen;
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struct tcphdr *th;
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struct ip *ip = NULL;
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struct ip6_hdr *ip6 = NULL;
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uint16_t etype;
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uint32_t r_idx = 0;
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qla_rx_ring_t *rx_ring;
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if (ha->hw.num_rds_rings > 1)
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r_idx = sds_idx;
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ha->hw.rds[r_idx].count++;
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rx_ring = &ha->rx_ring[r_idx];
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ha->hw.rds[r_idx].lro_pkt_count++;
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sdsp = &ha->hw.sds[sds_idx];
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pkt_length = sgc->payload_length + sgc->l4_offset;
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if (sgc->flags & Q8_LRO_COMP_TS) {
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pkt_length += QLA_TCP_HDR_SIZE + QLA_TCP_TS_OPTION_SIZE;
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} else {
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pkt_length += QLA_TCP_HDR_SIZE;
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}
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ha->hw.rds[r_idx].lro_bytes += pkt_length;
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for (i = 0; i < sgc->num_handles; i++) {
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rxb = &rx_ring->rx_buf[sgc->handle[i] & 0x7FFF];
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QL_ASSERT(ha, (rxb != NULL),
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("%s: [sds_idx]=[%d] rxb != NULL\n", __func__,\
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sds_idx));
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if ((rxb == NULL) || QL_ERR_INJECT(ha, INJCT_LRO_RXB_INVAL)) {
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/* log the error */
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device_printf(ha->pci_dev,
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"%s invalid rxb[%d, %d, 0x%04x]\n",
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__func__, sds_idx, i, sgc->handle[i]);
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qla_rcv_error(ha);
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return (0);
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}
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mp = rxb->m_head;
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if (i == 0)
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mpf = mp;
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QL_ASSERT(ha, (mp != NULL),
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("%s: [sds_idx]=[%d] mp != NULL\n", __func__,\
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sds_idx));
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bus_dmamap_sync(ha->rx_tag, rxb->map, BUS_DMASYNC_POSTREAD);
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rxb->m_head = NULL;
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rxb->next = sdsp->rxb_free;
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sdsp->rxb_free = rxb;
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sdsp->rx_free++;
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if ((mp == NULL) || QL_ERR_INJECT(ha, INJCT_LRO_MP_NULL)) {
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/* log the error */
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device_printf(ha->pci_dev,
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"%s mp == NULL [%d, %d, 0x%04x]\n",
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__func__, sds_idx, i, sgc->handle[i]);
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qla_rcv_error(ha);
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return (0);
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}
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if (i == 0) {
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mpl = mpf = mp;
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mp->m_flags |= M_PKTHDR;
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mp->m_pkthdr.len = pkt_length;
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mp->m_pkthdr.rcvif = ifp;
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rem_len = mp->m_pkthdr.len;
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} else {
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mp->m_flags &= ~M_PKTHDR;
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mpl->m_next = mp;
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mpl = mp;
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rem_len = rem_len - mp->m_len;
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}
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}
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mpl->m_len = rem_len;
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th = (struct tcphdr *)(mpf->m_data + sgc->l4_offset);
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if (sgc->flags & Q8_LRO_COMP_PUSH_BIT)
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th->th_flags |= TH_PUSH;
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m_adj(mpf, sgc->l2_offset);
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eh = mtod(mpf, struct ether_vlan_header *);
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if (eh->evl_encap_proto == htons(ETHERTYPE_VLAN)) {
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uint32_t *data = (uint32_t *)eh;
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mpf->m_pkthdr.ether_vtag = ntohs(eh->evl_tag);
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mpf->m_flags |= M_VLANTAG;
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*(data + 3) = *(data + 2);
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*(data + 2) = *(data + 1);
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*(data + 1) = *data;
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m_adj(mpf, ETHER_VLAN_ENCAP_LEN);
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etype = ntohs(eh->evl_proto);
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} else {
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etype = ntohs(eh->evl_encap_proto);
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}
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if (etype == ETHERTYPE_IP) {
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ip = (struct ip *)(mpf->m_data + ETHER_HDR_LEN);
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iplen = (ip->ip_hl << 2) + (th->th_off << 2) +
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sgc->payload_length;
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ip->ip_len = htons(iplen);
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ha->ipv4_lro++;
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M_HASHTYPE_SET(mpf, M_HASHTYPE_RSS_TCP_IPV4);
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} else if (etype == ETHERTYPE_IPV6) {
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ip6 = (struct ip6_hdr *)(mpf->m_data + ETHER_HDR_LEN);
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iplen = (th->th_off << 2) + sgc->payload_length;
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ip6->ip6_plen = htons(iplen);
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ha->ipv6_lro++;
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M_HASHTYPE_SET(mpf, M_HASHTYPE_RSS_TCP_IPV6);
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} else {
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m_freem(mpf);
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if (sdsp->rx_free > ha->std_replenish)
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qla_replenish_normal_rx(ha, sdsp, r_idx);
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return 0;
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}
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mpf->m_pkthdr.csum_flags = CSUM_IP_CHECKED | CSUM_IP_VALID |
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CSUM_DATA_VALID | CSUM_PSEUDO_HDR;
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mpf->m_pkthdr.csum_data = 0xFFFF;
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mpf->m_pkthdr.flowid = sgc->rss_hash;
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if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
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(*ifp->if_input)(ifp, mpf);
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if (sdsp->rx_free > ha->std_replenish)
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qla_replenish_normal_rx(ha, sdsp, r_idx);
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return (0);
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}
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static int
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qla_rcv_cont_sds(qla_host_t *ha, uint32_t sds_idx, uint32_t comp_idx,
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uint32_t dcount, uint16_t *handle, uint16_t *nhandles)
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{
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uint32_t i;
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uint16_t num_handles;
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q80_stat_desc_t *sdesc;
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uint32_t opcode;
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*nhandles = 0;
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dcount--;
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for (i = 0; i < dcount; i++) {
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comp_idx = (comp_idx + 1) & (NUM_STATUS_DESCRIPTORS-1);
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sdesc = (q80_stat_desc_t *)
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&ha->hw.sds[sds_idx].sds_ring_base[comp_idx];
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opcode = Q8_STAT_DESC_OPCODE((sdesc->data[1]));
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if (!opcode || QL_ERR_INJECT(ha, INJCT_INV_CONT_OPCODE)) {
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device_printf(ha->pci_dev, "%s: opcode=0 %p %p\n",
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__func__, (void *)sdesc->data[0],
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(void *)sdesc->data[1]);
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return -1;
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}
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num_handles = Q8_SGL_STAT_DESC_NUM_HANDLES((sdesc->data[1]));
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if (!num_handles) {
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device_printf(ha->pci_dev, "%s: opcode=0 %p %p\n",
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__func__, (void *)sdesc->data[0],
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(void *)sdesc->data[1]);
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return -1;
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}
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if (QL_ERR_INJECT(ha, INJCT_NUM_HNDLE_INVALID))
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num_handles = -1;
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switch (num_handles) {
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case 1:
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*handle++ = Q8_SGL_STAT_DESC_HANDLE1((sdesc->data[0]));
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break;
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case 2:
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*handle++ = Q8_SGL_STAT_DESC_HANDLE1((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE2((sdesc->data[0]));
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break;
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case 3:
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*handle++ = Q8_SGL_STAT_DESC_HANDLE1((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE2((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE3((sdesc->data[0]));
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break;
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case 4:
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*handle++ = Q8_SGL_STAT_DESC_HANDLE1((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE2((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE3((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE4((sdesc->data[0]));
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break;
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case 5:
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*handle++ = Q8_SGL_STAT_DESC_HANDLE1((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE2((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE3((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE4((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE5((sdesc->data[1]));
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break;
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case 6:
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*handle++ = Q8_SGL_STAT_DESC_HANDLE1((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE2((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE3((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE4((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE5((sdesc->data[1]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE6((sdesc->data[1]));
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break;
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|
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case 7:
|
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*handle++ = Q8_SGL_STAT_DESC_HANDLE1((sdesc->data[0]));
|
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*handle++ = Q8_SGL_STAT_DESC_HANDLE2((sdesc->data[0]));
|
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*handle++ = Q8_SGL_STAT_DESC_HANDLE3((sdesc->data[0]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE4((sdesc->data[0]));
|
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*handle++ = Q8_SGL_STAT_DESC_HANDLE5((sdesc->data[1]));
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*handle++ = Q8_SGL_STAT_DESC_HANDLE6((sdesc->data[1]));
|
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*handle++ = Q8_SGL_STAT_DESC_HANDLE7((sdesc->data[1]));
|
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break;
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default:
|
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device_printf(ha->pci_dev,
|
|
"%s: invalid num handles %p %p\n",
|
|
__func__, (void *)sdesc->data[0],
|
|
(void *)sdesc->data[1]);
|
|
|
|
QL_ASSERT(ha, (0),\
|
|
("%s: %s [nh, sds, d0, d1]=[%d, %d, %p, %p]\n",
|
|
__func__, "invalid num handles", sds_idx, num_handles,
|
|
(void *)sdesc->data[0],(void *)sdesc->data[1]));
|
|
|
|
qla_rcv_error(ha);
|
|
return 0;
|
|
}
|
|
*nhandles = *nhandles + num_handles;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Name: ql_rcv_isr
|
|
* Function: Main Interrupt Service Routine
|
|
*/
|
|
uint32_t
|
|
ql_rcv_isr(qla_host_t *ha, uint32_t sds_idx, uint32_t count)
|
|
{
|
|
device_t dev;
|
|
qla_hw_t *hw;
|
|
uint32_t comp_idx, c_idx = 0, desc_count = 0, opcode;
|
|
volatile q80_stat_desc_t *sdesc, *sdesc0 = NULL;
|
|
uint32_t ret = 0;
|
|
qla_sgl_comp_t sgc;
|
|
uint16_t nhandles;
|
|
uint32_t sds_replenish_threshold = 0;
|
|
uint32_t r_idx = 0;
|
|
qla_sds_t *sdsp;
|
|
|
|
dev = ha->pci_dev;
|
|
hw = &ha->hw;
|
|
|
|
hw->sds[sds_idx].rcv_active = 1;
|
|
if (ha->stop_rcv) {
|
|
hw->sds[sds_idx].rcv_active = 0;
|
|
return 0;
|
|
}
|
|
|
|
QL_DPRINT2(ha, (dev, "%s: [%d]enter\n", __func__, sds_idx));
|
|
|
|
/*
|
|
* receive interrupts
|
|
*/
|
|
comp_idx = hw->sds[sds_idx].sdsr_next;
|
|
|
|
while (count-- && !ha->stop_rcv) {
|
|
|
|
sdesc = (q80_stat_desc_t *)
|
|
&hw->sds[sds_idx].sds_ring_base[comp_idx];
|
|
|
|
opcode = Q8_STAT_DESC_OPCODE((sdesc->data[1]));
|
|
|
|
if (!opcode)
|
|
break;
|
|
|
|
switch (opcode) {
|
|
|
|
case Q8_STAT_DESC_OPCODE_RCV_PKT:
|
|
|
|
desc_count = 1;
|
|
|
|
bzero(&sgc, sizeof(qla_sgl_comp_t));
|
|
|
|
sgc.rcv.pkt_length =
|
|
Q8_STAT_DESC_TOTAL_LENGTH((sdesc->data[0]));
|
|
sgc.rcv.num_handles = 1;
|
|
sgc.rcv.handle[0] =
|
|
Q8_STAT_DESC_HANDLE((sdesc->data[0]));
|
|
sgc.rcv.chksum_status =
|
|
Q8_STAT_DESC_STATUS((sdesc->data[1]));
|
|
|
|
sgc.rcv.rss_hash =
|
|
Q8_STAT_DESC_RSS_HASH((sdesc->data[0]));
|
|
|
|
if (Q8_STAT_DESC_VLAN((sdesc->data[1]))) {
|
|
sgc.rcv.vlan_tag =
|
|
Q8_STAT_DESC_VLAN_ID((sdesc->data[1]));
|
|
}
|
|
qla_rx_intr(ha, &sgc.rcv, sds_idx);
|
|
break;
|
|
|
|
case Q8_STAT_DESC_OPCODE_SGL_RCV:
|
|
|
|
desc_count =
|
|
Q8_STAT_DESC_COUNT_SGL_RCV((sdesc->data[1]));
|
|
|
|
if (desc_count > 1) {
|
|
c_idx = (comp_idx + desc_count -1) &
|
|
(NUM_STATUS_DESCRIPTORS-1);
|
|
sdesc0 = (q80_stat_desc_t *)
|
|
&hw->sds[sds_idx].sds_ring_base[c_idx];
|
|
|
|
if ((Q8_STAT_DESC_OPCODE((sdesc0->data[1])) !=
|
|
Q8_STAT_DESC_OPCODE_CONT) ||
|
|
QL_ERR_INJECT(ha, INJCT_SGL_RCV_INV_DESC_COUNT)) {
|
|
desc_count = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
bzero(&sgc, sizeof(qla_sgl_comp_t));
|
|
|
|
sgc.rcv.pkt_length =
|
|
Q8_STAT_DESC_TOTAL_LENGTH_SGL_RCV(\
|
|
(sdesc->data[0]));
|
|
sgc.rcv.chksum_status =
|
|
Q8_STAT_DESC_STATUS((sdesc->data[1]));
|
|
|
|
sgc.rcv.rss_hash =
|
|
Q8_STAT_DESC_RSS_HASH((sdesc->data[0]));
|
|
|
|
if (Q8_STAT_DESC_VLAN((sdesc->data[1]))) {
|
|
sgc.rcv.vlan_tag =
|
|
Q8_STAT_DESC_VLAN_ID((sdesc->data[1]));
|
|
}
|
|
|
|
QL_ASSERT(ha, (desc_count <= 2) ,\
|
|
("%s: [sds_idx, data0, data1]="\
|
|
"%d, %p, %p]\n", __func__, sds_idx,\
|
|
(void *)sdesc->data[0],\
|
|
(void *)sdesc->data[1]));
|
|
|
|
sgc.rcv.num_handles = 1;
|
|
sgc.rcv.handle[0] =
|
|
Q8_STAT_DESC_HANDLE((sdesc->data[0]));
|
|
|
|
if (qla_rcv_cont_sds(ha, sds_idx, comp_idx, desc_count,
|
|
&sgc.rcv.handle[1], &nhandles)) {
|
|
device_printf(dev,
|
|
"%s: [sds_idx, dcount, data0, data1]="
|
|
"[%d, %d, 0x%llx, 0x%llx]\n",
|
|
__func__, sds_idx, desc_count,
|
|
(long long unsigned int)sdesc->data[0],
|
|
(long long unsigned int)sdesc->data[1]);
|
|
desc_count = 0;
|
|
break;
|
|
}
|
|
|
|
sgc.rcv.num_handles += nhandles;
|
|
|
|
qla_rx_intr(ha, &sgc.rcv, sds_idx);
|
|
|
|
break;
|
|
|
|
case Q8_STAT_DESC_OPCODE_SGL_LRO:
|
|
|
|
desc_count =
|
|
Q8_STAT_DESC_COUNT_SGL_LRO((sdesc->data[1]));
|
|
|
|
if (desc_count > 1) {
|
|
c_idx = (comp_idx + desc_count -1) &
|
|
(NUM_STATUS_DESCRIPTORS-1);
|
|
sdesc0 = (q80_stat_desc_t *)
|
|
&hw->sds[sds_idx].sds_ring_base[c_idx];
|
|
|
|
if ((Q8_STAT_DESC_OPCODE((sdesc0->data[1])) !=
|
|
Q8_STAT_DESC_OPCODE_CONT) ||
|
|
QL_ERR_INJECT(ha, INJCT_SGL_LRO_INV_DESC_COUNT)) {
|
|
desc_count = 0;
|
|
break;
|
|
}
|
|
}
|
|
bzero(&sgc, sizeof(qla_sgl_comp_t));
|
|
|
|
sgc.lro.payload_length =
|
|
Q8_STAT_DESC_TOTAL_LENGTH_SGL_RCV((sdesc->data[0]));
|
|
|
|
sgc.lro.rss_hash =
|
|
Q8_STAT_DESC_RSS_HASH((sdesc->data[0]));
|
|
|
|
sgc.lro.num_handles = 1;
|
|
sgc.lro.handle[0] =
|
|
Q8_STAT_DESC_HANDLE((sdesc->data[0]));
|
|
|
|
if (Q8_SGL_LRO_STAT_TS((sdesc->data[1])))
|
|
sgc.lro.flags |= Q8_LRO_COMP_TS;
|
|
|
|
if (Q8_SGL_LRO_STAT_PUSH_BIT((sdesc->data[1])))
|
|
sgc.lro.flags |= Q8_LRO_COMP_PUSH_BIT;
|
|
|
|
sgc.lro.l2_offset =
|
|
Q8_SGL_LRO_STAT_L2_OFFSET((sdesc->data[1]));
|
|
sgc.lro.l4_offset =
|
|
Q8_SGL_LRO_STAT_L4_OFFSET((sdesc->data[1]));
|
|
|
|
if (Q8_STAT_DESC_VLAN((sdesc->data[1]))) {
|
|
sgc.lro.vlan_tag =
|
|
Q8_STAT_DESC_VLAN_ID((sdesc->data[1]));
|
|
}
|
|
|
|
QL_ASSERT(ha, (desc_count <= 7) ,\
|
|
("%s: [sds_idx, data0, data1]="\
|
|
"[%d, 0x%llx, 0x%llx]\n",\
|
|
__func__, sds_idx,\
|
|
(long long unsigned int)sdesc->data[0],\
|
|
(long long unsigned int)sdesc->data[1]));
|
|
|
|
if (qla_rcv_cont_sds(ha, sds_idx, comp_idx,
|
|
desc_count, &sgc.lro.handle[1], &nhandles)) {
|
|
device_printf(dev,
|
|
"%s: [sds_idx, data0, data1]="\
|
|
"[%d, 0x%llx, 0x%llx]\n",\
|
|
__func__, sds_idx,\
|
|
(long long unsigned int)sdesc->data[0],\
|
|
(long long unsigned int)sdesc->data[1]);
|
|
|
|
desc_count = 0;
|
|
break;
|
|
}
|
|
|
|
sgc.lro.num_handles += nhandles;
|
|
|
|
if (qla_lro_intr(ha, &sgc.lro, sds_idx)) {
|
|
device_printf(dev,
|
|
"%s: [sds_idx, data0, data1]="\
|
|
"[%d, 0x%llx, 0x%llx]\n",\
|
|
__func__, sds_idx,\
|
|
(long long unsigned int)sdesc->data[0],\
|
|
(long long unsigned int)sdesc->data[1]);
|
|
device_printf(dev,
|
|
"%s: [comp_idx, c_idx, dcount, nhndls]="\
|
|
"[%d, %d, %d, %d]\n",\
|
|
__func__, comp_idx, c_idx, desc_count,
|
|
sgc.lro.num_handles);
|
|
if (desc_count > 1) {
|
|
device_printf(dev,
|
|
"%s: [sds_idx, data0, data1]="\
|
|
"[%d, 0x%llx, 0x%llx]\n",\
|
|
__func__, sds_idx,\
|
|
(long long unsigned int)sdesc0->data[0],\
|
|
(long long unsigned int)sdesc0->data[1]);
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
desc_count = 0;
|
|
device_printf(dev, "%s: default 0x%llx!\n", __func__,
|
|
(long long unsigned int)sdesc->data[0]);
|
|
break;
|
|
}
|
|
|
|
if (desc_count == 0)
|
|
break;
|
|
|
|
sds_replenish_threshold += desc_count;
|
|
|
|
|
|
while (desc_count--) {
|
|
sdesc->data[0] = 0ULL;
|
|
sdesc->data[1] = 0ULL;
|
|
comp_idx = (comp_idx + 1) & (NUM_STATUS_DESCRIPTORS-1);
|
|
sdesc = (q80_stat_desc_t *)
|
|
&hw->sds[sds_idx].sds_ring_base[comp_idx];
|
|
}
|
|
|
|
if (sds_replenish_threshold > ha->hw.sds_cidx_thres) {
|
|
sds_replenish_threshold = 0;
|
|
if (hw->sds[sds_idx].sdsr_next != comp_idx) {
|
|
QL_UPDATE_SDS_CONSUMER_INDEX(ha, sds_idx,\
|
|
comp_idx);
|
|
}
|
|
hw->sds[sds_idx].sdsr_next = comp_idx;
|
|
}
|
|
}
|
|
|
|
if (ha->hw.enable_soft_lro) {
|
|
struct lro_ctrl *lro;
|
|
|
|
lro = &ha->hw.sds[sds_idx].lro;
|
|
|
|
#if (__FreeBSD_version >= 1100101)
|
|
|
|
tcp_lro_flush_all(lro);
|
|
|
|
#else
|
|
struct lro_entry *queued;
|
|
|
|
while ((!SLIST_EMPTY(&lro->lro_active))) {
|
|
queued = SLIST_FIRST(&lro->lro_active);
|
|
SLIST_REMOVE_HEAD(&lro->lro_active, next);
|
|
tcp_lro_flush(lro, queued);
|
|
}
|
|
|
|
#endif /* #if (__FreeBSD_version >= 1100101) */
|
|
|
|
}
|
|
|
|
if (ha->stop_rcv)
|
|
goto ql_rcv_isr_exit;
|
|
|
|
if (hw->sds[sds_idx].sdsr_next != comp_idx) {
|
|
QL_UPDATE_SDS_CONSUMER_INDEX(ha, sds_idx, comp_idx);
|
|
hw->sds[sds_idx].sdsr_next = comp_idx;
|
|
} else {
|
|
if (ha->hw.num_rds_rings > 1)
|
|
r_idx = sds_idx;
|
|
|
|
sdsp = &ha->hw.sds[sds_idx];
|
|
|
|
if (sdsp->rx_free > ha->std_replenish)
|
|
qla_replenish_normal_rx(ha, sdsp, r_idx);
|
|
}
|
|
|
|
sdesc = (q80_stat_desc_t *)&hw->sds[sds_idx].sds_ring_base[comp_idx];
|
|
opcode = Q8_STAT_DESC_OPCODE((sdesc->data[1]));
|
|
|
|
if (opcode)
|
|
ret = -1;
|
|
|
|
ql_rcv_isr_exit:
|
|
hw->sds[sds_idx].rcv_active = 0;
|
|
|
|
return (ret);
|
|
}
|
|
|
|
void
|
|
ql_mbx_isr(void *arg)
|
|
{
|
|
qla_host_t *ha;
|
|
uint32_t data;
|
|
uint32_t prev_link_state;
|
|
|
|
ha = arg;
|
|
|
|
if (ha == NULL) {
|
|
device_printf(ha->pci_dev, "%s: arg == NULL\n", __func__);
|
|
return;
|
|
}
|
|
|
|
data = READ_REG32(ha, Q8_FW_MBOX_CNTRL);
|
|
if ((data & 0x3) != 0x1) {
|
|
WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0);
|
|
return;
|
|
}
|
|
|
|
data = READ_REG32(ha, Q8_FW_MBOX0);
|
|
|
|
if ((data & 0xF000) != 0x8000)
|
|
return;
|
|
|
|
data = data & 0xFFFF;
|
|
|
|
switch (data) {
|
|
|
|
case 0x8001: /* It's an AEN */
|
|
|
|
ha->hw.cable_oui = READ_REG32(ha, (Q8_FW_MBOX0 + 4));
|
|
|
|
data = READ_REG32(ha, (Q8_FW_MBOX0 + 8));
|
|
ha->hw.cable_length = data & 0xFFFF;
|
|
|
|
data = data >> 16;
|
|
ha->hw.link_speed = data & 0xFFF;
|
|
|
|
data = READ_REG32(ha, (Q8_FW_MBOX0 + 12));
|
|
|
|
prev_link_state = ha->hw.link_up;
|
|
|
|
data = (((data & 0xFF) == 0) ? 0 : 1);
|
|
atomic_store_rel_8(&ha->hw.link_up, (uint8_t)data);
|
|
|
|
device_printf(ha->pci_dev,
|
|
"%s: AEN[0x8001] data = 0x%08x, prev_link_state = 0x%08x\n",
|
|
__func__, data, prev_link_state);
|
|
|
|
if (prev_link_state != ha->hw.link_up) {
|
|
if (ha->hw.link_up)
|
|
if_link_state_change(ha->ifp, LINK_STATE_UP);
|
|
else
|
|
if_link_state_change(ha->ifp, LINK_STATE_DOWN);
|
|
}
|
|
|
|
|
|
ha->hw.module_type = ((data >> 8) & 0xFF);
|
|
ha->hw.fduplex = (((data & 0xFF0000) == 0) ? 0 : 1);
|
|
ha->hw.autoneg = (((data & 0xFF000000) == 0) ? 0 : 1);
|
|
|
|
data = READ_REG32(ha, (Q8_FW_MBOX0 + 16));
|
|
ha->hw.loopback_mode = data & 0x03;
|
|
|
|
ha->hw.link_faults = (data >> 3) & 0xFF;
|
|
|
|
break;
|
|
|
|
case 0x8100:
|
|
device_printf(ha->pci_dev, "%s: AEN[0x%08x]\n", __func__, data);
|
|
ha->hw.imd_compl=1;
|
|
break;
|
|
|
|
case 0x8101:
|
|
ha->async_event = 1;
|
|
ha->hw.aen_mb0 = 0x8101;
|
|
ha->hw.aen_mb1 = READ_REG32(ha, (Q8_FW_MBOX0 + 4));
|
|
ha->hw.aen_mb2 = READ_REG32(ha, (Q8_FW_MBOX0 + 8));
|
|
ha->hw.aen_mb3 = READ_REG32(ha, (Q8_FW_MBOX0 + 12));
|
|
ha->hw.aen_mb4 = READ_REG32(ha, (Q8_FW_MBOX0 + 16));
|
|
device_printf(ha->pci_dev, "%s: AEN[0x%08x 0x%08x 0x%08x 0%08x 0x%08x]\n",
|
|
__func__, data, ha->hw.aen_mb1, ha->hw.aen_mb2,
|
|
ha->hw.aen_mb3, ha->hw.aen_mb4);
|
|
break;
|
|
|
|
case 0x8110:
|
|
/* for now just dump the registers */
|
|
{
|
|
uint32_t ombx[5];
|
|
|
|
ombx[0] = READ_REG32(ha, (Q8_FW_MBOX0 + 4));
|
|
ombx[1] = READ_REG32(ha, (Q8_FW_MBOX0 + 8));
|
|
ombx[2] = READ_REG32(ha, (Q8_FW_MBOX0 + 12));
|
|
ombx[3] = READ_REG32(ha, (Q8_FW_MBOX0 + 16));
|
|
ombx[4] = READ_REG32(ha, (Q8_FW_MBOX0 + 20));
|
|
|
|
device_printf(ha->pci_dev, "%s: "
|
|
"0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
|
|
__func__, data, ombx[0], ombx[1], ombx[2],
|
|
ombx[3], ombx[4]);
|
|
}
|
|
|
|
break;
|
|
|
|
case 0x8130:
|
|
/* sfp insertion aen */
|
|
device_printf(ha->pci_dev, "%s: sfp inserted [0x%08x]\n",
|
|
__func__, READ_REG32(ha, (Q8_FW_MBOX0 + 4)));
|
|
break;
|
|
|
|
case 0x8131:
|
|
/* sfp removal aen */
|
|
device_printf(ha->pci_dev, "%s: sfp removed]\n", __func__);
|
|
break;
|
|
|
|
case 0x8140:
|
|
{
|
|
uint32_t ombx[3];
|
|
|
|
ombx[0] = READ_REG32(ha, (Q8_FW_MBOX0 + 4));
|
|
ombx[1] = READ_REG32(ha, (Q8_FW_MBOX0 + 8));
|
|
ombx[2] = READ_REG32(ha, (Q8_FW_MBOX0 + 12));
|
|
|
|
device_printf(ha->pci_dev, "%s: "
|
|
"0x%08x 0x%08x 0x%08x 0x%08x \n",
|
|
__func__, data, ombx[0], ombx[1], ombx[2]);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
device_printf(ha->pci_dev, "%s: AEN[0x%08x]\n", __func__, data);
|
|
break;
|
|
}
|
|
WRITE_REG32(ha, Q8_FW_MBOX_CNTRL, 0x0);
|
|
WRITE_REG32(ha, ha->hw.mbx_intr_mask_offset, 0x0);
|
|
return;
|
|
}
|
|
|
|
|
|
static void
|
|
qla_replenish_normal_rx(qla_host_t *ha, qla_sds_t *sdsp, uint32_t r_idx)
|
|
{
|
|
qla_rx_buf_t *rxb;
|
|
int count = sdsp->rx_free;
|
|
uint32_t rx_next;
|
|
qla_rdesc_t *rdesc;
|
|
|
|
/* we can play with this value via a sysctl */
|
|
uint32_t replenish_thresh = ha->hw.rds_pidx_thres;
|
|
|
|
rdesc = &ha->hw.rds[r_idx];
|
|
|
|
rx_next = rdesc->rx_next;
|
|
|
|
while (count--) {
|
|
rxb = sdsp->rxb_free;
|
|
|
|
if (rxb == NULL)
|
|
break;
|
|
|
|
sdsp->rxb_free = rxb->next;
|
|
sdsp->rx_free--;
|
|
|
|
if (ql_get_mbuf(ha, rxb, NULL) == 0) {
|
|
qla_set_hw_rcv_desc(ha, r_idx, rdesc->rx_in,
|
|
rxb->handle,
|
|
rxb->paddr, (rxb->m_head)->m_pkthdr.len);
|
|
rdesc->rx_in++;
|
|
if (rdesc->rx_in == NUM_RX_DESCRIPTORS)
|
|
rdesc->rx_in = 0;
|
|
rdesc->rx_next++;
|
|
if (rdesc->rx_next == NUM_RX_DESCRIPTORS)
|
|
rdesc->rx_next = 0;
|
|
} else {
|
|
device_printf(ha->pci_dev,
|
|
"%s: qla_get_mbuf [(%d),(%d),(%d)] failed\n",
|
|
__func__, r_idx, rdesc->rx_in, rxb->handle);
|
|
|
|
rxb->m_head = NULL;
|
|
rxb->next = sdsp->rxb_free;
|
|
sdsp->rxb_free = rxb;
|
|
sdsp->rx_free++;
|
|
|
|
break;
|
|
}
|
|
if (replenish_thresh-- == 0) {
|
|
QL_UPDATE_RDS_PRODUCER_INDEX(ha, rdesc->prod_std,
|
|
rdesc->rx_next);
|
|
rx_next = rdesc->rx_next;
|
|
replenish_thresh = ha->hw.rds_pidx_thres;
|
|
}
|
|
}
|
|
|
|
if (rx_next != rdesc->rx_next) {
|
|
QL_UPDATE_RDS_PRODUCER_INDEX(ha, rdesc->prod_std,
|
|
rdesc->rx_next);
|
|
}
|
|
}
|
|
|
|
void
|
|
ql_isr(void *arg)
|
|
{
|
|
qla_ivec_t *ivec = arg;
|
|
qla_host_t *ha ;
|
|
int idx;
|
|
qla_hw_t *hw;
|
|
struct ifnet *ifp;
|
|
qla_tx_fp_t *fp;
|
|
|
|
ha = ivec->ha;
|
|
hw = &ha->hw;
|
|
ifp = ha->ifp;
|
|
|
|
if ((idx = ivec->sds_idx) >= ha->hw.num_sds_rings)
|
|
return;
|
|
|
|
fp = &ha->tx_fp[idx];
|
|
hw->sds[idx].intr_count++;
|
|
|
|
if ((fp->fp_taskqueue != NULL) &&
|
|
(ifp->if_drv_flags & IFF_DRV_RUNNING))
|
|
taskqueue_enqueue(fp->fp_taskqueue, &fp->fp_task);
|
|
|
|
return;
|
|
}
|
|
|