[PATCH v4 3/6] common/sfc_efx/base: skip netport event subscriptions on VFs
Ivan Malov <[email protected]>
| Newsgroups | org.dpdk.dev |
|---|---|
| Message-ID | <[email protected]> |
Subscribing to netport events is not permitted on VFs. Signed-off-by: Ivan Malov <[email protected]> Reviewed-by: Andy Moreton <[email protected]> --- drivers/common/sfc_efx/base/efx_np.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/common/sfc_efx/base/efx_np.c b/drivers/common/sfc_efx/base/efx_np.c index bf0e639704..8853ce07c3 100644 --- a/drivers/common/sfc_efx/base/efx_np.c +++ b/drivers/common/sfc_efx/base/efx_np.c @@ -1009,6 +1009,7 @@ efx_np_set_event_mask( __in efx_np_handle_t nph, __in boolean_t want_linkchange_events) { + const efx_nic_cfg_t *encp = &enp->en_nic_cfg; EFX_MCDI_DECLARE_BUF(payload, MC_CMD_SET_NETPORT_EVENTS_MASK_IN_LEN, MC_CMD_SET_NETPORT_EVENTS_MASK_OUT_LEN); @@ -1016,6 +1017,10 @@ efx_np_set_event_mask( efx_dword_t dword; efx_rc_t rc; + /* VFs do not allow subscription to link change events. */ + if (EFX_PCI_FUNCTION_IS_VF(encp)) + return (0); + req.emr_out_length = MC_CMD_SET_NETPORT_EVENTS_MASK_OUT_LEN; req.emr_in_length = MC_CMD_SET_NETPORT_EVENTS_MASK_IN_LEN; req.emr_cmd = MC_CMD_SET_NETPORT_EVENTS_MASK; @@ -1139,7 +1144,7 @@ efx_np_attach( */ epp->ep_np_prev_fec_ctrl = MC_CMD_FEC_AUTO; - /* Subscribe to link change events. */ + /* Subscribe to link change events; a no-op on VFs. */ rc = efx_np_set_event_mask(enp, epp->ep_np_handle, B_TRUE); if (rc != 0) goto fail6; -- 2.47.3