for (i = 0; i < enp->en_arch.ef10.ena_piobuf_count; i++) {
handlep = &enp->en_arch.ef10.ena_piobuf_handle[i];
- efx_mcdi_free_piobuf(enp, *handlep);
+ (void) efx_mcdi_free_piobuf(enp, *handlep);
*handlep = EFX_PIOBUF_HANDLE_INVALID;
}
enp->en_arch.ef10.ena_piobuf_count = 0;
for (i = 0; i < enp->en_arch.ef10.ena_piobuf_count; i++) {
handlep = &enp->en_arch.ef10.ena_piobuf_handle[i];
- efx_mcdi_free_piobuf(enp, *handlep);
+ (void) efx_mcdi_free_piobuf(enp, *handlep);
*handlep = EFX_PIOBUF_HANDLE_INVALID;
}
enp->en_arch.ef10.ena_piobuf_count = 0;
efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
efx_mcdi_req_t req;
uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN,
- MC_CMD_GET_CAPABILITIES_V4_OUT_LEN)];
+ MC_CMD_GET_CAPABILITIES_V5_OUT_LEN)];
efx_rc_t rc;
if ((rc = ef10_mcdi_get_pf_count(enp, &encp->enc_hw_pf_count)) != 0)
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN;
req.emr_out_buf = payload;
- req.emr_out_length = MC_CMD_GET_CAPABILITIES_V4_OUT_LEN;
+ req.emr_out_length = MC_CMD_GET_CAPABILITIES_V5_OUT_LEN;
efx_mcdi_execute_quiet(enp, &req);
}
encp->enc_rx_prefix_size = 14;
+ /* Check if the firmware supports additional RSS modes */
+ if (CAP_FLAGS1(req, ADDITIONAL_RSS_MODES))
+ encp->enc_rx_scale_additional_modes_supported = B_TRUE;
+ else
+ encp->enc_rx_scale_additional_modes_supported = B_FALSE;
+
/* Check if the firmware supports TSO */
if (CAP_FLAGS1(req, TX_TSO))
encp->enc_fw_assisted_tso_enabled = B_TRUE;
encp->enc_fw_assisted_tso_v2_n_contexts = 0;
}
+ /* Check if the firmware supports FATSOv2 encap */
+ if (CAP_FLAGS2(req, TX_TSO_V2_ENCAP))
+ encp->enc_fw_assisted_tso_v2_encap_enabled = B_TRUE;
+ else
+ encp->enc_fw_assisted_tso_v2_encap_enabled = B_FALSE;
+
/* Check if the firmware has vadapter/vport/vswitch support */
if (CAP_FLAGS1(req, EVB))
encp->enc_datapath_cap_evb = B_TRUE;
else
encp->enc_rx_var_packed_stream_supported = B_FALSE;
+ /* Check if the firmware supports equal stride super-buffer mode */
+ if (CAP_FLAGS2(req, EQUAL_STRIDE_SUPER_BUFFER))
+ encp->enc_rx_es_super_buffer_supported = B_TRUE;
+ else
+ encp->enc_rx_es_super_buffer_supported = B_FALSE;
+
+ /* Check if the firmware supports FW subvariant w/o Tx checksumming */
+ if (CAP_FLAGS2(req, FW_SUBVARIANT_NO_TX_CSUM))
+ encp->enc_fw_subvariant_no_tx_csum_supported = B_TRUE;
+ else
+ encp->enc_fw_subvariant_no_tx_csum_supported = B_FALSE;
+
/* Check if the firmware supports set mac with running filters */
if (CAP_FLAGS1(req, VADAPTOR_PERMIT_SET_MAC_WHEN_FILTERS_INSTALLED))
encp->enc_allow_set_mac_with_installed_filters = B_TRUE;
encp->enc_tunnel_config_udp_entries_max = 0;
}
+ /*
+ * Check if firmware reports the VI window mode.
+ * Medford2 has a variable VI window size (8K, 16K or 64K).
+ * Medford and Huntington have a fixed 8K VI window size.
+ */
+ if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V3_OUT_LEN) {
+ uint8_t mode =
+ MCDI_OUT_BYTE(req, GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE);
+
+ switch (mode) {
+ case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_8K:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K;
+ break;
+ case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_16K:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_16K;
+ break;
+ case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_64K:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_64K;
+ break;
+ default:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_INVALID;
+ break;
+ }
+ } else if ((enp->en_family == EFX_FAMILY_HUNTINGTON) ||
+ (enp->en_family == EFX_FAMILY_MEDFORD)) {
+ /* Huntington and Medford have fixed 8K window size */
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K;
+ } else {
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_INVALID;
+ }
+
/* Check if firmware supports extended MAC stats. */
if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V4_OUT_LEN) {
/* Extended stats buffer supported */
else
encp->enc_fec_counters = B_FALSE;
-#undef CAP_FLAGS1
-#undef CAP_FLAGS2
-
- return (0);
+ /* Check if the firmware provides head-of-line blocking counters */
+ if (CAP_FLAGS2(req, RXDP_HLB_IDLE))
+ encp->enc_hlb_counters = B_TRUE;
+ else
+ encp->enc_hlb_counters = B_FALSE;
-fail4:
- EFSYS_PROBE(fail4);
-fail3:
- EFSYS_PROBE(fail3);
-fail2:
- EFSYS_PROBE(fail2);
-fail1:
- EFSYS_PROBE1(fail1, efx_rc_t, rc);
+ if (CAP_FLAGS1(req, RX_RSS_LIMITED)) {
+ /* Only one exclusive RSS context is available per port. */
+ encp->enc_rx_scale_max_exclusive_contexts = 1;
- return (rc);
-}
+ switch (enp->en_family) {
+ case EFX_FAMILY_MEDFORD2:
+ encp->enc_rx_scale_hash_alg_mask =
+ (1U << EFX_RX_HASHALG_TOEPLITZ);
+ break;
- __checkReturn efx_rc_t
-ef10_get_vi_window_shift(
- __in efx_nic_t *enp,
- __out uint32_t *vi_window_shiftp)
-{
- efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN,
- MC_CMD_GET_CAPABILITIES_V3_OUT_LEN)];
- uint32_t mode;
- efx_rc_t rc;
+ case EFX_FAMILY_MEDFORD:
+ case EFX_FAMILY_HUNTINGTON:
+ /*
+ * Packed stream firmware variant maintains a
+ * non-standard algorithm for hash computation.
+ * It implies explicit XORing together
+ * source + destination IP addresses (or last
+ * four bytes in the case of IPv6) and using the
+ * resulting value as the input to a Toeplitz hash.
+ */
+ encp->enc_rx_scale_hash_alg_mask =
+ (1U << EFX_RX_HASHALG_PACKED_STREAM);
+ break;
- (void) memset(payload, 0, sizeof (payload));
- req.emr_cmd = MC_CMD_GET_CAPABILITIES;
- req.emr_in_buf = payload;
- req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN;
- req.emr_out_buf = payload;
- req.emr_out_length = MC_CMD_GET_CAPABILITIES_V3_OUT_LEN;
+ default:
+ rc = EINVAL;
+ goto fail5;
+ }
- efx_mcdi_execute_quiet(enp, &req);
+ /* Port numbers cannot contribute to the hash value */
+ encp->enc_rx_scale_l4_hash_supported = B_FALSE;
+ } else {
+ /*
+ * Maximum number of exclusive RSS contexts.
+ * EF10 hardware supports 64 in total, but 6 are reserved
+ * for shared contexts. They are a global resource so
+ * not all may be available.
+ */
+ encp->enc_rx_scale_max_exclusive_contexts = 64 - 6;
- if (req.emr_rc != 0) {
- rc = req.emr_rc;
- goto fail1;
- }
+ encp->enc_rx_scale_hash_alg_mask =
+ (1U << EFX_RX_HASHALG_TOEPLITZ);
- if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_V3_OUT_LEN) {
- rc = EMSGSIZE;
- goto fail2;
+ /*
+ * It is possible to use port numbers as
+ * the input data for hash computation.
+ */
+ encp->enc_rx_scale_l4_hash_supported = B_TRUE;
}
- mode = MCDI_OUT_BYTE(req, GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE);
-
- switch (mode) {
- case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_8K:
- EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_8K == 8 * 1024);
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_8K;
- break;
+ /* Check if the firmware supports "FLAG" and "MARK" filter actions */
+ if (CAP_FLAGS2(req, FILTER_ACTION_FLAG))
+ encp->enc_filter_action_flag_supported = B_TRUE;
+ else
+ encp->enc_filter_action_flag_supported = B_FALSE;
- case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_16K:
- EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_16K == 16 * 1024);
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_16K;
- break;
+ if (CAP_FLAGS2(req, FILTER_ACTION_MARK))
+ encp->enc_filter_action_mark_supported = B_TRUE;
+ else
+ encp->enc_filter_action_mark_supported = B_FALSE;
- case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_64K:
- EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_64K == 64 * 1024);
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_64K;
- break;
+ /* Get maximum supported value for "MARK" filter action */
+ if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V5_OUT_LEN)
+ encp->enc_filter_action_mark_max = MCDI_OUT_DWORD(req,
+ GET_CAPABILITIES_V5_OUT_FILTER_ACTION_MARK_MAX);
+ else
+ encp->enc_filter_action_mark_max = 0;
- default:
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_INVALID;
- rc = EINVAL;
- goto fail3;
- }
+#undef CAP_FLAGS1
+#undef CAP_FLAGS2
return (0);
+fail5:
+ EFSYS_PROBE(fail5);
+fail4:
+ EFSYS_PROBE(fail4);
fail3:
EFSYS_PROBE(fail3);
fail2:
*/
{
EFX_FAMILY_HUNTINGTON,
- (1 << TLV_PORT_MODE_10G) |
- (1 << TLV_PORT_MODE_10G_10G) |
- (1 << TLV_PORT_MODE_10G_10G_10G_10G),
- 1,
- 1
+ (1U << TLV_PORT_MODE_10G) | /* mode 0 */
+ (1U << TLV_PORT_MODE_10G_10G) | /* mode 2 */
+ (1U << TLV_PORT_MODE_10G_10G_10G_10G), /* mode 4 */
+ 1, /* ports per cage */
+ 1 /* first cage */
+ },
+ /*
+ * Modes which for Huntington identify a chip variant where 2
+ * adjacent port numbers map to each cage.
+ * SFN7x42Q (Monza):
+ * port 0 -> cage 1
+ * port 1 -> cage 1
+ * port 2 -> cage 2
+ * port 3 -> cage 2
+ */
+ {
+ EFX_FAMILY_HUNTINGTON,
+ (1U << TLV_PORT_MODE_40G) | /* mode 1 */
+ (1U << TLV_PORT_MODE_40G_40G) | /* mode 3 */
+ (1U << TLV_PORT_MODE_40G_10G_10G) | /* mode 6 */
+ (1U << TLV_PORT_MODE_10G_10G_40G), /* mode 7 */
+ 2, /* ports per cage */
+ 1 /* first cage */
},
/*
* Modes that on Medford allocate each port number to a separate
*/
{
EFX_FAMILY_MEDFORD,
- (1 << TLV_PORT_MODE_10G) |
- (1 << TLV_PORT_MODE_10G_10G),
- 1,
- 1
+ (1U << TLV_PORT_MODE_10G) | /* mode 0 */
+ (1U << TLV_PORT_MODE_10G_10G), /* mode 2 */
+ 1, /* ports per cage */
+ 1 /* first cage */
},
/*
- * Modes which for Huntington identify a chip variant where 2
- * adjacent port numbers map to each cage.
- * SFN7x42Q (Monza):
+ * Modes that on Medford allocate 2 adjacent port numbers to each
+ * cage.
* port 0 -> cage 1
* port 1 -> cage 1
* port 2 -> cage 2
* port 3 -> cage 2
*/
{
- EFX_FAMILY_HUNTINGTON,
- (1 << TLV_PORT_MODE_40G) |
- (1 << TLV_PORT_MODE_40G_40G) |
- (1 << TLV_PORT_MODE_40G_10G_10G) |
- (1 << TLV_PORT_MODE_10G_10G_40G),
- 2,
- 1
+ EFX_FAMILY_MEDFORD,
+ (1U << TLV_PORT_MODE_40G) | /* mode 1 */
+ (1U << TLV_PORT_MODE_40G_40G) | /* mode 3 */
+ (1U << TLV_PORT_MODE_40G_10G_10G) | /* mode 6 */
+ (1U << TLV_PORT_MODE_10G_10G_40G) | /* mode 7 */
+ /* Do not use 10G_10G_10G_10G_Q1_Q2 (see bug63270) */
+ (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q1_Q2), /* mode 9 */
+ 2, /* ports per cage */
+ 1 /* first cage */
},
/*
- * Modes that on Medford allocate 2 adjacent port numbers to each
- * cage.
+ * Modes that on Medford allocate 4 adjacent port numbers to each
+ * connector, starting on cage 1.
* port 0 -> cage 1
* port 1 -> cage 1
+ * port 2 -> cage 1
+ * port 3 -> cage 1
+ */
+ {
+ EFX_FAMILY_MEDFORD,
+ (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q) | /* mode 5 */
+ /* Do not use 10G_10G_10G_10G_Q1 (see bug63270) */
+ (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q1), /* mode 4 */
+ 4, /* ports per cage */
+ 1 /* first cage */
+ },
+ /*
+ * Modes that on Medford allocate 4 adjacent port numbers to each
+ * connector, starting on cage 2.
+ * port 0 -> cage 2
+ * port 1 -> cage 2
* port 2 -> cage 2
* port 3 -> cage 2
*/
{
EFX_FAMILY_MEDFORD,
- (1 << TLV_PORT_MODE_40G) |
- (1 << TLV_PORT_MODE_40G_40G) |
- (1 << TLV_PORT_MODE_40G_10G_10G) |
- (1 << TLV_PORT_MODE_10G_10G_40G) |
- (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q1_Q2),
- 2,
- 1
+ (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q2), /* mode 8 */
+ 4, /* ports per cage */
+ 2 /* first cage */
},
/*
- * Modes that on Medford allocate 4 adjacent port numbers to each
+ * Modes that on Medford2 allocate each port number to a separate
+ * cage.
+ * port 0 -> cage 1
+ * port 1 -> cage 2
+ * port 2 -> cage 3
+ * port 3 -> cage 4
+ */
+ {
+ EFX_FAMILY_MEDFORD2,
+ (1U << TLV_PORT_MODE_1x1_NA) | /* mode 0 */
+ (1U << TLV_PORT_MODE_1x4_NA) | /* mode 1 */
+ (1U << TLV_PORT_MODE_1x1_1x1) | /* mode 2 */
+ (1U << TLV_PORT_MODE_1x2_NA) | /* mode 10 */
+ (1U << TLV_PORT_MODE_1x2_1x2) | /* mode 12 */
+ (1U << TLV_PORT_MODE_1x4_1x2) | /* mode 15 */
+ (1U << TLV_PORT_MODE_1x2_1x4), /* mode 16 */
+ 1, /* ports per cage */
+ 1 /* first cage */
+ },
+ /*
+ * FIXME: Some port modes are not representable in this mapping:
+ * - TLV_PORT_MODE_1x2_2x1 (mode 17):
+ * port 0 -> cage 1
+ * port 1 -> cage 2
+ * port 2 -> cage 2
+ */
+ /*
+ * Modes that on Medford2 allocate 2 adjacent port numbers to each
+ * cage, starting on cage 1.
+ * port 0 -> cage 1
+ * port 1 -> cage 1
+ * port 2 -> cage 2
+ * port 3 -> cage 2
+ */
+ {
+ EFX_FAMILY_MEDFORD2,
+ (1U << TLV_PORT_MODE_1x4_1x4) | /* mode 3 */
+ (1U << TLV_PORT_MODE_2x1_2x1) | /* mode 4 */
+ (1U << TLV_PORT_MODE_1x4_2x1) | /* mode 6 */
+ (1U << TLV_PORT_MODE_2x1_1x4) | /* mode 7 */
+ (1U << TLV_PORT_MODE_2x2_NA) | /* mode 13 */
+ (1U << TLV_PORT_MODE_2x1_1x2), /* mode 18 */
+ 2, /* ports per cage */
+ 1 /* first cage */
+ },
+ /*
+ * Modes that on Medford2 allocate 2 adjacent port numbers to each
+ * cage, starting on cage 2.
+ * port 0 -> cage 2
+ * port 1 -> cage 2
+ */
+ {
+ EFX_FAMILY_MEDFORD2,
+ (1U << TLV_PORT_MODE_NA_2x2), /* mode 14 */
+ 2, /* ports per cage */
+ 2 /* first cage */
+ },
+ /*
+ * Modes that on Medford2 allocate 4 adjacent port numbers to each
* connector, starting on cage 1.
* port 0 -> cage 1
* port 1 -> cage 1
* port 3 -> cage 1
*/
{
- EFX_FAMILY_MEDFORD,
- (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q) |
- (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q1),
- 4,
- 1,
+ EFX_FAMILY_MEDFORD2,
+ (1U << TLV_PORT_MODE_4x1_NA), /* mode 5 */
+ 4, /* ports per cage */
+ 1 /* first cage */
},
/*
- * Modes that on Medford allocate 4 adjacent port numbers to each
+ * Modes that on Medford2 allocate 4 adjacent port numbers to each
* connector, starting on cage 2.
* port 0 -> cage 2
* port 1 -> cage 2
* port 3 -> cage 2
*/
{
- EFX_FAMILY_MEDFORD,
- (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q2),
- 4,
- 2
+ EFX_FAMILY_MEDFORD2,
+ (1U << TLV_PORT_MODE_NA_4x1) | /* mode 8 */
+ (1U << TLV_PORT_MODE_NA_1x2), /* mode 11 */
+ 4, /* ports per cage */
+ 2 /* first cage */
},
};
ef10_link_state_t els;
efx_port_t *epp = &(enp->en_port);
uint32_t board_type = 0;
+ uint32_t base, nvec;
uint32_t port;
+ uint32_t mask;
uint32_t pf;
uint32_t vf;
uint8_t mac_addr[6] = { 0 };
/* Alignment for WPTR updates */
encp->enc_rx_push_align = EF10_RX_WPTR_ALIGN;
- /*
- * Maximum number of exclusive RSS contexts. EF10 hardware supports 64
- * in total, but 6 are reserved for shared contexts. They are a global
- * resource so not all may be available.
- */
- encp->enc_rx_scale_max_exclusive_contexts = 64 - 6;
-
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;
encp->enc_buftbl_limit = 0xFFFFFFFF;
+ /* Get interrupt vector limits */
+ if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) {
+ if (EFX_PCI_FUNCTION_IS_PF(encp))
+ goto fail9;
+
+ /* Ignore error (cannot query vector limits from a VF). */
+ base = 0;
+ nvec = 1024;
+ }
+ encp->enc_intr_vec_base = base;
+ encp->enc_intr_limit = nvec;
+
+ /*
+ * Get the current privilege mask. Note that this may be modified
+ * dynamically, so this value is informational only. DO NOT use
+ * the privilege mask to check for sufficient privileges, as that
+ * can result in time-of-check/time-of-use bugs.
+ */
+ if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0)
+ goto fail10;
+ encp->enc_privilege_mask = mask;
+
/* Get remaining controller-specific board config */
if ((rc = enop->eno_board_cfg(enp)) != 0)
if (rc != EACCES)
- goto fail9;
+ goto fail11;
return (0);
+fail11:
+ EFSYS_PROBE(fail11);
+fail10:
+ EFSYS_PROBE(fail10);
fail9:
EFSYS_PROBE(fail9);
fail8:
#endif /* EFSYS_OPT_DIAG */
+#if EFSYS_OPT_FW_SUBVARIANT_AWARE
+
+ __checkReturn efx_rc_t
+efx_mcdi_get_nic_global(
+ __in efx_nic_t *enp,
+ __in uint32_t key,
+ __out uint32_t *valuep)
+{
+ efx_mcdi_req_t req;
+ uint8_t payload[MAX(MC_CMD_GET_NIC_GLOBAL_IN_LEN,
+ MC_CMD_GET_NIC_GLOBAL_OUT_LEN)];
+ efx_rc_t rc;
+
+ (void) memset(payload, 0, sizeof (payload));
+ req.emr_cmd = MC_CMD_GET_NIC_GLOBAL;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_GET_NIC_GLOBAL_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_GET_NIC_GLOBAL_OUT_LEN;
+
+ MCDI_IN_SET_DWORD(req, GET_NIC_GLOBAL_IN_KEY, key);
+
+ efx_mcdi_execute(enp, &req);
+
+ if (req.emr_rc != 0) {
+ rc = req.emr_rc;
+ goto fail1;
+ }
+
+ if (req.emr_out_length_used != MC_CMD_GET_NIC_GLOBAL_OUT_LEN) {
+ rc = EMSGSIZE;
+ goto fail2;
+ }
+
+ *valuep = MCDI_OUT_DWORD(req, GET_NIC_GLOBAL_OUT_VALUE);
+
+ return (0);
+
+fail2:
+ EFSYS_PROBE(fail2);
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+ __checkReturn efx_rc_t
+efx_mcdi_set_nic_global(
+ __in efx_nic_t *enp,
+ __in uint32_t key,
+ __in uint32_t value)
+{
+ efx_mcdi_req_t req;
+ uint8_t payload[MC_CMD_SET_NIC_GLOBAL_IN_LEN];
+ efx_rc_t rc;
+
+ (void) memset(payload, 0, sizeof (payload));
+ req.emr_cmd = MC_CMD_SET_NIC_GLOBAL;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_SET_NIC_GLOBAL_IN_LEN;
+ req.emr_out_buf = NULL;
+ req.emr_out_length = 0;
+
+ MCDI_IN_SET_DWORD(req, SET_NIC_GLOBAL_IN_KEY, key);
+ MCDI_IN_SET_DWORD(req, SET_NIC_GLOBAL_IN_VALUE, value);
+
+ 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_FW_SUBVARIANT_AWARE */
#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */