+ return (rc);
+}
+
+ __checkReturn efx_rc_t
+efx_mcdi_entity_reset(
+ __in efx_nic_t *enp)
+{
+ efx_mcdi_req_t req;
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_ENTITY_RESET_IN_LEN,
+ MC_CMD_ENTITY_RESET_OUT_LEN);
+ efx_rc_t rc;
+
+ req.emr_cmd = MC_CMD_ENTITY_RESET;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_ENTITY_RESET_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_ENTITY_RESET_OUT_LEN;
+
+ MCDI_IN_POPULATE_DWORD_1(req, ENTITY_RESET_IN_FLAG,
+ ENTITY_RESET_IN_FUNCTION_RESOURCE_RESET, 1);
+
+ efx_mcdi_execute(enp, &req);
+
+ if (req.emr_rc != 0) {
+ rc = req.emr_rc;
+ goto fail1;
+ }
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+#endif /* EFSYS_OPT_RIVERHEAD || EFX_OPTS_EF10() */
+
+#if EFX_OPTS_EF10()
+
+static __checkReturn efx_rc_t
+ef10_set_workaround_bug26807(
+ __in efx_nic_t *enp)
+{
+ efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
+ uint32_t flags;
+ efx_rc_t rc;
+
+ /*
+ * If the bug26807 workaround is enabled, then firmware has enabled
+ * support for chained multicast filters. Firmware will reset (FLR)
+ * functions which have filters in the hardware filter table when the
+ * workaround is enabled/disabled.
+ *
+ * We must recheck if the workaround is enabled after inserting the
+ * first hardware filter, in case it has been changed since this check.
+ */
+ rc = efx_mcdi_set_workaround(enp, MC_CMD_WORKAROUND_BUG26807,
+ B_TRUE, &flags);
+ if (rc == 0) {
+ encp->enc_bug26807_workaround = B_TRUE;
+ if (flags & (1 << MC_CMD_WORKAROUND_EXT_OUT_FLR_DONE_LBN)) {
+ /*
+ * Other functions had installed filters before the
+ * workaround was enabled, and they have been reset
+ * by firmware.
+ */
+ EFSYS_PROBE(bug26807_workaround_flr_done);
+ /* FIXME: bump MC warm boot count ? */
+ }
+ } else if (rc == EACCES) {
+ /*
+ * Unprivileged functions cannot enable the workaround in older
+ * firmware.
+ */
+ encp->enc_bug26807_workaround = B_FALSE;
+ } else if ((rc == ENOTSUP) || (rc == ENOENT)) {
+ encp->enc_bug26807_workaround = B_FALSE;
+ } else {
+ goto fail1;
+ }
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+static __checkReturn efx_rc_t
+ef10_nic_board_cfg(
+ __in efx_nic_t *enp)
+{
+ const efx_nic_ops_t *enop = enp->en_enop;
+ efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
+ efx_rc_t rc;
+
+ if ((rc = efx_mcdi_nic_board_cfg(enp)) != 0)
+ goto fail1;
+
+ /*
+ * Huntington RXDP firmware inserts a 0 or 14 byte prefix.
+ * We only support the 14 byte prefix here.
+ */
+ if (encp->enc_rx_prefix_size != 14) {
+ rc = ENOTSUP;
+ goto fail2;
+ }
+
+ encp->enc_clk_mult = 1; /* not used for EF10 */
+
+ /* Alignment for WPTR updates */
+ encp->enc_rx_push_align = EF10_RX_WPTR_ALIGN;
+
+ encp->enc_tx_dma_desc_size_max = EFX_MASK32(ESF_DZ_RX_KER_BYTE_CNT);
+ /* No boundary crossing limits */
+ encp->enc_tx_dma_desc_boundary = 0;
+
+ /*
+ * Maximum number of bytes into the frame the TCP header can start for
+ * firmware assisted TSO to work.
+ */
+ encp->enc_tx_tso_tcp_header_offset_limit = EF10_TCP_HEADER_OFFSET_LIMIT;
+
+ /*
+ * Set resource limits for MC_CMD_ALLOC_VIS. Note that we cannot use
+ * MC_CMD_GET_RESOURCE_LIMITS here as that reports the available
+ * resources (allocated to this PCIe function), which is zero until
+ * after we have allocated VIs.
+ */
+ encp->enc_evq_limit = 1024;
+ encp->enc_rxq_limit = EFX_RXQ_LIMIT_TARGET;
+ encp->enc_txq_limit = EFX_TXQ_LIMIT_TARGET;
+
+ encp->enc_buftbl_limit = UINT32_MAX;
+
+ if ((rc = ef10_set_workaround_bug26807(enp)) != 0)
+ goto fail3;
+
+ /* Get remaining controller-specific board config */
+ if ((rc = enop->eno_board_cfg(enp)) != 0)
+ if (rc != EACCES)
+ goto fail4;
+
+ return (0);
+
+fail4:
+ EFSYS_PROBE(fail4);
+fail3:
+ EFSYS_PROBE(fail3);
+fail2:
+ EFSYS_PROBE(fail2);
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+