#if EFX_OPTS_EF10()
-
-static __checkReturn efx_rc_t
-efx_mcdi_init_rxq(
- __in efx_nic_t *enp,
- __in uint32_t ndescs,
- __in efx_evq_t *eep,
- __in uint32_t label,
- __in uint32_t instance,
- __in efsys_mem_t *esmp,
- __in boolean_t disable_scatter,
- __in boolean_t want_inner_classes,
- __in uint32_t buf_size,
- __in uint32_t ps_bufsize,
- __in uint32_t es_bufs_per_desc,
- __in uint32_t es_max_dma_len,
- __in uint32_t es_buf_stride,
- __in uint32_t hol_block_timeout)
-{
- efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
- efx_mcdi_req_t req;
- EFX_MCDI_DECLARE_BUF(payload, MC_CMD_INIT_RXQ_V4_IN_LEN,
- MC_CMD_INIT_RXQ_V4_OUT_LEN);
- int npages = efx_rxq_nbufs(enp, ndescs);
- int i;
- efx_qword_t *dma_addr;
- uint64_t addr;
- efx_rc_t rc;
- uint32_t dma_mode;
- boolean_t want_outer_classes;
- boolean_t no_cont_ev;
-
- EFSYS_ASSERT3U(ndescs, <=, encp->enc_rxq_max_ndescs);
-
- if ((esmp == NULL) ||
- (EFSYS_MEM_SIZE(esmp) < efx_rxq_size(enp, ndescs))) {
- rc = EINVAL;
- goto fail1;
- }
-
- no_cont_ev = (eep->ee_flags & EFX_EVQ_FLAGS_NO_CONT_EV);
- if ((no_cont_ev == B_TRUE) && (disable_scatter == B_FALSE)) {
- /* TODO: Support scatter in NO_CONT_EV mode */
- rc = EINVAL;
- goto fail2;
- }
-
- if (ps_bufsize > 0)
- dma_mode = MC_CMD_INIT_RXQ_EXT_IN_PACKED_STREAM;
- else if (es_bufs_per_desc > 0)
- dma_mode = MC_CMD_INIT_RXQ_V3_IN_EQUAL_STRIDE_SUPER_BUFFER;
- else
- dma_mode = MC_CMD_INIT_RXQ_EXT_IN_SINGLE_PACKET;
-
- if (encp->enc_tunnel_encapsulations_supported != 0 &&
- !want_inner_classes) {
- /*
- * WANT_OUTER_CLASSES can only be specified on hardware which
- * supports tunnel encapsulation offloads, even though it is
- * effectively the behaviour the hardware gives.
- *
- * Also, on hardware which does support such offloads, older
- * firmware rejects the flag if the offloads are not supported
- * by the current firmware variant, which means this may fail if
- * the capabilities are not updated when the firmware variant
- * changes. This is not an issue on newer firmware, as it was
- * changed in bug 69842 (v6.4.2.1007) to permit this flag to be
- * specified on all firmware variants.
- */
- want_outer_classes = B_TRUE;
- } else {
- want_outer_classes = B_FALSE;
- }
-
- req.emr_cmd = MC_CMD_INIT_RXQ;
- req.emr_in_buf = payload;
- req.emr_in_length = MC_CMD_INIT_RXQ_V4_IN_LEN;
- req.emr_out_buf = payload;
- req.emr_out_length = MC_CMD_INIT_RXQ_V4_OUT_LEN;
-
- MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_SIZE, ndescs);
- MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_TARGET_EVQ, eep->ee_index);
- MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_LABEL, label);
- MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_INSTANCE, instance);
- MCDI_IN_POPULATE_DWORD_10(req, INIT_RXQ_EXT_IN_FLAGS,
- INIT_RXQ_EXT_IN_FLAG_BUFF_MODE, 0,
- INIT_RXQ_EXT_IN_FLAG_HDR_SPLIT, 0,
- INIT_RXQ_EXT_IN_FLAG_TIMESTAMP, 0,
- INIT_RXQ_EXT_IN_CRC_MODE, 0,
- INIT_RXQ_EXT_IN_FLAG_PREFIX, 1,
- INIT_RXQ_EXT_IN_FLAG_DISABLE_SCATTER, disable_scatter,
- INIT_RXQ_EXT_IN_DMA_MODE,
- dma_mode,
- INIT_RXQ_EXT_IN_PACKED_STREAM_BUFF_SIZE, ps_bufsize,
- INIT_RXQ_EXT_IN_FLAG_WANT_OUTER_CLASSES, want_outer_classes,
- INIT_RXQ_EXT_IN_FLAG_NO_CONT_EV, no_cont_ev);
- MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_OWNER_ID, 0);
- MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_PORT_ID, enp->en_vport_id);
-
- if (es_bufs_per_desc > 0) {
- MCDI_IN_SET_DWORD(req,
- INIT_RXQ_V3_IN_ES_PACKET_BUFFERS_PER_BUCKET,
- es_bufs_per_desc);
- MCDI_IN_SET_DWORD(req,
- INIT_RXQ_V3_IN_ES_MAX_DMA_LEN, es_max_dma_len);
- MCDI_IN_SET_DWORD(req,
- INIT_RXQ_V3_IN_ES_PACKET_STRIDE, es_buf_stride);
- MCDI_IN_SET_DWORD(req,
- INIT_RXQ_V3_IN_ES_HEAD_OF_LINE_BLOCK_TIMEOUT,
- hol_block_timeout);
- }
-
- if (encp->enc_init_rxq_with_buffer_size)
- MCDI_IN_SET_DWORD(req, INIT_RXQ_V4_IN_BUFFER_SIZE_BYTES,
- buf_size);
-
- dma_addr = MCDI_IN2(req, efx_qword_t, INIT_RXQ_IN_DMA_ADDR);
- addr = EFSYS_MEM_ADDR(esmp);
-
- for (i = 0; i < npages; i++) {
- EFX_POPULATE_QWORD_2(*dma_addr,
- EFX_DWORD_1, (uint32_t)(addr >> 32),
- EFX_DWORD_0, (uint32_t)(addr & 0xffffffff));
-
- dma_addr++;
- addr += EFX_BUF_SIZE;
- }
-
- efx_mcdi_execute(enp, &req);
-
- if (req.emr_rc != 0) {
- rc = req.emr_rc;
- goto fail3;
- }
-
- return (0);
-
-fail3:
- EFSYS_PROBE(fail3);
-fail2:
- EFSYS_PROBE(fail2);
-fail1:
- EFSYS_PROBE1(fail1, efx_rc_t, rc);
-
- return (rc);
-}
-
-static __checkReturn efx_rc_t
-efx_mcdi_fini_rxq(
- __in efx_nic_t *enp,
- __in uint32_t instance)
-{
- efx_mcdi_req_t req;
- EFX_MCDI_DECLARE_BUF(payload, MC_CMD_FINI_RXQ_IN_LEN,
- MC_CMD_FINI_RXQ_OUT_LEN);
- efx_rc_t rc;
-
- req.emr_cmd = MC_CMD_FINI_RXQ;
- req.emr_in_buf = payload;
- req.emr_in_length = MC_CMD_FINI_RXQ_IN_LEN;
- req.emr_out_buf = payload;
- req.emr_out_length = MC_CMD_FINI_RXQ_OUT_LEN;
-
- MCDI_IN_SET_DWORD(req, FINI_RXQ_IN_INSTANCE, instance);
-
- efx_mcdi_execute_quiet(enp, &req);
-
- if (req.emr_rc != 0) {
- rc = req.emr_rc;
- goto fail1;
- }
-
- return (0);
-
-fail1:
- /*
- * EALREADY is not an error, but indicates that the MC has rebooted and
- * that the RXQ has already been destroyed.
- */
- if (rc != EALREADY)
- EFSYS_PROBE1(fail1, efx_rc_t, rc);
-
- return (rc);
-}
-
#if EFSYS_OPT_RX_SCALE
static __checkReturn efx_rc_t
efx_mcdi_rss_context_alloc(
EFX_STATIC_ASSERT(EFX_EV_RX_NLABELS == (1 << ESF_DZ_RX_QLABEL_WIDTH));
EFSYS_ASSERT3U(label, <, EFX_EV_RX_NLABELS);
- EFSYS_ASSERT3U(enp->en_rx_qcount + 1, <, encp->enc_rxq_limit);
if (index >= encp->enc_rxq_limit) {
rc = EINVAL;
ef10_rx_qdestroy(
__in efx_rxq_t *erp)
{
- efx_nic_t *enp = erp->er_enp;
efx_evq_t *eep = erp->er_eep;
unsigned int label = erp->er_label;
ef10_ev_rxlabel_fini(eep, label);
-
- EFSYS_ASSERT(enp->en_rx_qcount != 0);
- --enp->en_rx_qcount;
-
- EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_rxq_t), erp);
}
void
git.droids-corp.org / dpdk.git / blobdiff