X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fef10_tx.c;h=8ca0b55aa733c39c955f0bd32695d4e8af0a1725;hb=096cd34217f50416d5144474cfa619114984cebb;hp=a708b8fde895ae1a16d6f6d065a0682f1de2d1f1;hpb=7fb0fbc8e1bd43274667f1c50c7bcc226c1137b8;p=dpdk.git diff --git a/drivers/net/sfc/base/ef10_tx.c b/drivers/net/sfc/base/ef10_tx.c index a708b8fde8..8ca0b55aa7 100644 --- a/drivers/net/sfc/base/ef10_tx.c +++ b/drivers/net/sfc/base/ef10_tx.c @@ -1,38 +1,14 @@ -/* - * Copyright (c) 2012-2016 Solarflare Communications Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. +/* SPDX-License-Identifier: BSD-3-Clause * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; - * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, - * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation are - * those of the authors and should not be interpreted as representing official - * policies, either expressed or implied, of the FreeBSD Project. + * Copyright (c) 2012-2018 Solarflare Communications Inc. + * All rights reserved. */ #include "efx.h" #include "efx_impl.h" -#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD +#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 #if EFSYS_OPT_QSTATS #define EFX_TX_QSTAT_INCR(_etp, _stat) \ @@ -47,7 +23,7 @@ static __checkReturn efx_rc_t efx_mcdi_init_txq( __in efx_nic_t *enp, - __in uint32_t size, + __in uint32_t ndescs, __in uint32_t target_evq, __in uint32_t label, __in uint32_t instance, @@ -66,12 +42,17 @@ efx_mcdi_init_txq( EFSYS_ASSERT(EFX_TXQ_MAX_BUFS >= EFX_TXQ_NBUFS(enp->en_nic_cfg.enc_txq_max_ndescs)); - npages = EFX_TXQ_NBUFS(size); - if (MC_CMD_INIT_TXQ_IN_LEN(npages) > sizeof (payload)) { + if ((esmp == NULL) || (EFSYS_MEM_SIZE(esmp) < EFX_TXQ_SIZE(ndescs))) { rc = EINVAL; goto fail1; } + npages = EFX_TXQ_NBUFS(ndescs); + if (MC_CMD_INIT_TXQ_IN_LEN(npages) > sizeof (payload)) { + rc = EINVAL; + goto fail2; + } + (void) memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_INIT_TXQ; req.emr_in_buf = payload; @@ -79,7 +60,7 @@ efx_mcdi_init_txq( req.emr_out_buf = payload; req.emr_out_length = MC_CMD_INIT_TXQ_OUT_LEN; - MCDI_IN_SET_DWORD(req, INIT_TXQ_IN_SIZE, size); + MCDI_IN_SET_DWORD(req, INIT_TXQ_IN_SIZE, ndescs); MCDI_IN_SET_DWORD(req, INIT_TXQ_IN_TARGET_EVQ, target_evq); MCDI_IN_SET_DWORD(req, INIT_TXQ_IN_LABEL, label); MCDI_IN_SET_DWORD(req, INIT_TXQ_IN_INSTANCE, instance); @@ -118,11 +99,13 @@ efx_mcdi_init_txq( if (req.emr_rc != 0) { rc = req.emr_rc; - goto fail2; + goto fail3; } return (0); +fail3: + EFSYS_PROBE(fail3); fail2: EFSYS_PROBE(fail2); fail1: @@ -191,7 +174,7 @@ ef10_tx_qcreate( __in unsigned int index, __in unsigned int label, __in efsys_mem_t *esmp, - __in size_t n, + __in size_t ndescs, __in uint32_t id, __in uint16_t flags, __in efx_evq_t *eep, @@ -200,7 +183,7 @@ ef10_tx_qcreate( { efx_nic_cfg_t *encp = &enp->en_nic_cfg; uint16_t inner_csum; - efx_qword_t desc; + efx_desc_t desc; efx_rc_t rc; _NOTE(ARGUNUSED(id)) @@ -212,8 +195,8 @@ ef10_tx_qcreate( goto fail1; } - if ((rc = efx_mcdi_init_txq(enp, n, eep->ee_index, label, index, flags, - esmp)) != 0) + if ((rc = efx_mcdi_init_txq(enp, ndescs, eep->ee_index, label, index, + flags, esmp)) != 0) goto fail2; /* @@ -225,19 +208,9 @@ ef10_tx_qcreate( * a no-op TX option descriptor. See bug29981 for details. */ *addedp = 1; - EFX_POPULATE_QWORD_6(desc, - ESF_DZ_TX_DESC_IS_OPT, 1, - ESF_DZ_TX_OPTION_TYPE, ESE_DZ_TX_OPTION_DESC_CRC_CSUM, - ESF_DZ_TX_OPTION_UDP_TCP_CSUM, - (flags & EFX_TXQ_CKSUM_TCPUDP) ? 1 : 0, - ESF_DZ_TX_OPTION_IP_CSUM, - (flags & EFX_TXQ_CKSUM_IPV4) ? 1 : 0, - ESF_DZ_TX_OPTION_INNER_UDP_TCP_CSUM, - (flags & EFX_TXQ_CKSUM_INNER_TCPUDP) ? 1 : 0, - ESF_DZ_TX_OPTION_INNER_IP_CSUM, - (flags & EFX_TXQ_CKSUM_INNER_IPV4) ? 1 : 0); + ef10_tx_qdesc_checksum_create(etp, flags, &desc); - EFSYS_MEM_WRITEQ(etp->et_esmp, 0, &desc); + EFSYS_MEM_WRITEQ(etp->et_esmp, 0, &desc.ed_eq); ef10_tx_qpush(etp, *addedp, 0); return (0); @@ -433,24 +406,24 @@ fail1: return (rc); } - __checkReturn efx_rc_t + __checkReturn efx_rc_t ef10_tx_qpost( - __in efx_txq_t *etp, - __in_ecount(n) efx_buffer_t *eb, - __in unsigned int n, - __in unsigned int completed, - __inout unsigned int *addedp) + __in efx_txq_t *etp, + __in_ecount(ndescs) efx_buffer_t *eb, + __in unsigned int ndescs, + __in unsigned int completed, + __inout unsigned int *addedp) { unsigned int added = *addedp; unsigned int i; efx_rc_t rc; - if (added - completed + n > EFX_TXQ_LIMIT(etp->et_mask + 1)) { + if (added - completed + ndescs > EFX_TXQ_LIMIT(etp->et_mask + 1)) { rc = ENOSPC; goto fail1; } - for (i = 0; i < n; i++) { + for (i = 0; i < ndescs; i++) { efx_buffer_t *ebp = &eb[i]; efsys_dma_addr_t addr = ebp->eb_addr; size_t size = ebp->eb_size; @@ -535,8 +508,8 @@ ef10_tx_qpush( EFX_DMA_SYNC_QUEUE_FOR_DEVICE(etp->et_esmp, etp->et_mask + 1, wptr, id); EFSYS_PIO_WRITE_BARRIER(); - EFX_BAR_TBL_DOORBELL_WRITEO(enp, ER_DZ_TX_DESC_UPD_REG, - etp->et_index, &oword); + EFX_BAR_VI_DOORBELL_WRITEO(enp, ER_DZ_TX_DESC_UPD_REG, + etp->et_index, &oword); } else { efx_dword_t dword; @@ -551,29 +524,29 @@ ef10_tx_qpush( EFX_DMA_SYNC_QUEUE_FOR_DEVICE(etp->et_esmp, etp->et_mask + 1, wptr, id); EFSYS_PIO_WRITE_BARRIER(); - EFX_BAR_TBL_WRITED2(enp, ER_DZ_TX_DESC_UPD_REG, - etp->et_index, &dword, B_FALSE); + EFX_BAR_VI_WRITED2(enp, ER_DZ_TX_DESC_UPD_REG, + etp->et_index, &dword, B_FALSE); } } - __checkReturn efx_rc_t + __checkReturn efx_rc_t ef10_tx_qdesc_post( - __in efx_txq_t *etp, - __in_ecount(n) efx_desc_t *ed, - __in unsigned int n, - __in unsigned int completed, - __inout unsigned int *addedp) + __in efx_txq_t *etp, + __in_ecount(ndescs) efx_desc_t *ed, + __in unsigned int ndescs, + __in unsigned int completed, + __inout unsigned int *addedp) { unsigned int added = *addedp; unsigned int i; efx_rc_t rc; - if (added - completed + n > EFX_TXQ_LIMIT(etp->et_mask + 1)) { + if (added - completed + ndescs > EFX_TXQ_LIMIT(etp->et_mask + 1)) { rc = ENOSPC; goto fail1; } - for (i = 0; i < n; i++) { + for (i = 0; i < ndescs; i++) { efx_desc_t *edp = &ed[i]; unsigned int id; size_t offset; @@ -585,7 +558,7 @@ ef10_tx_qdesc_post( } EFSYS_PROBE3(tx_desc_post, unsigned int, etp->et_index, - unsigned int, added, unsigned int, n); + unsigned int, added, unsigned int, ndescs); EFX_TX_QSTAT_INCR(etp, TX_POST); @@ -606,6 +579,8 @@ ef10_tx_qdesc_dma_create( __in boolean_t eop, __out efx_desc_t *edp) { + _NOTE(ARGUNUSED(etp)) + /* No limitations on boundary crossing */ EFSYS_ASSERT(size <= etp->et_enp->en_nic_cfg.enc_tx_dma_desc_size_max); @@ -629,6 +604,8 @@ ef10_tx_qdesc_tso_create( __in uint8_t tcp_flags, __out efx_desc_t *edp) { + _NOTE(ARGUNUSED(etp)) + EFSYS_PROBE4(tx_desc_tso_create, unsigned int, etp->et_index, uint16_t, ipv4_id, uint32_t, tcp_seq, uint8_t, tcp_flags); @@ -651,6 +628,8 @@ ef10_tx_qdesc_tso2_create( __out_ecount(count) efx_desc_t *edp, __in int count) { + _NOTE(ARGUNUSED(etp, count)) + EFSYS_PROBE4(tx_desc_tso2_create, unsigned int, etp->et_index, uint16_t, ipv4_id, uint32_t, tcp_seq, uint16_t, tcp_mss); @@ -680,6 +659,8 @@ ef10_tx_qdesc_vlantci_create( __in uint16_t tci, __out efx_desc_t *edp) { + _NOTE(ARGUNUSED(etp)) + EFSYS_PROBE2(tx_desc_vlantci_create, unsigned int, etp->et_index, uint16_t, tci); @@ -691,6 +672,30 @@ ef10_tx_qdesc_vlantci_create( ESF_DZ_TX_VLAN_TAG1, tci); } + void +ef10_tx_qdesc_checksum_create( + __in efx_txq_t *etp, + __in uint16_t flags, + __out efx_desc_t *edp) +{ + _NOTE(ARGUNUSED(etp)); + + EFSYS_PROBE2(tx_desc_checksum_create, unsigned int, etp->et_index, + uint32_t, flags); + + EFX_POPULATE_QWORD_6(edp->ed_eq, + ESF_DZ_TX_DESC_IS_OPT, 1, + ESF_DZ_TX_OPTION_TYPE, ESE_DZ_TX_OPTION_DESC_CRC_CSUM, + ESF_DZ_TX_OPTION_UDP_TCP_CSUM, + (flags & EFX_TXQ_CKSUM_TCPUDP) ? 1 : 0, + ESF_DZ_TX_OPTION_IP_CSUM, + (flags & EFX_TXQ_CKSUM_IPV4) ? 1 : 0, + ESF_DZ_TX_OPTION_INNER_UDP_TCP_CSUM, + (flags & EFX_TXQ_CKSUM_INNER_TCPUDP) ? 1 : 0, + ESF_DZ_TX_OPTION_INNER_IP_CSUM, + (flags & EFX_TXQ_CKSUM_INNER_IPV4) ? 1 : 0); +} + __checkReturn efx_rc_t ef10_tx_qpace( @@ -768,4 +773,4 @@ ef10_tx_qstats_update( #endif /* EFSYS_OPT_QSTATS */ -#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ +#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */