Riverhead has EVB support similar to EF10 and NIC must allocate
its vAdaptor on init.
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andy Moreton <amoreton@xilinx.com>
---
drivers/common/sfc_efx/base/ef10_impl.h | 5 +++
drivers/common/sfc_efx/base/ef10_nic.c | 10 +++++-
drivers/common/sfc_efx/base/rhead_nic.c | 43 +++++++++++++++++++++++--
3 files changed, 55 insertions(+), 3 deletions(-)
@@ -234,6 +234,11 @@ efx_mcdi_vadaptor_free(
__in efx_nic_t *enp,
__in uint32_t port_id);
+LIBEFX_INTERNAL
+extern __checkReturn efx_rc_t
+ef10_upstream_port_vadaptor_alloc(
+ __in efx_nic_t *enp);
+
LIBEFX_INTERNAL
extern __checkReturn efx_rc_t
ef10_nic_probe(
@@ -2321,7 +2321,11 @@ ef10_nic_reset(
return (rc);
}
-static __checkReturn efx_rc_t
+#endif /* EFX_OPTS_EF10() */
+
+#if EFSYS_OPT_RIVERHEAD || EFX_OPTS_EF10()
+
+ __checkReturn efx_rc_t
ef10_upstream_port_vadaptor_alloc(
__in efx_nic_t *enp)
{
@@ -2373,6 +2377,10 @@ ef10_upstream_port_vadaptor_alloc(
return (rc);
}
+#endif /* EFSYS_OPT_RIVERHEAD || EFX_OPTS_EF10() */
+
+#if EFX_OPTS_EF10()
+
__checkReturn efx_rc_t
ef10_nic_init(
__in efx_nic_t *enp)
@@ -336,6 +336,7 @@ rhead_nic_init(
uint32_t vi_count, vi_base, vi_shift;
uint32_t vi_window_size;
efx_rc_t rc;
+ boolean_t alloc_vadaptor = B_TRUE;
EFSYS_ASSERT(EFX_FAMILY_IS_EF100(enp));
EFSYS_ASSERT3U(edcp->edc_max_piobuf_count, ==, 0);
@@ -387,12 +388,34 @@ rhead_nic_init(
enp->en_arch.ef10.ena_wc_mem_map_offset = 0;
enp->en_arch.ef10.ena_wc_mem_map_size = 0;
- enp->en_vport_id = EVB_PORT_ID_NULL;
-
enp->en_nic_cfg.enc_mcdi_max_payload_length = MCDI_CTL_SDU_LEN_MAX_V2;
+ /*
+ * For SR-IOV use case, vAdaptor is allocated for PF and associated VFs
+ * during NIC initialization when vSwitch is created and vPorts are
+ * allocated. Hence, skip vAdaptor allocation for EVB and update vPort
+ * ID in NIC structure with the one allocated for PF.
+ */
+
+ enp->en_vport_id = EVB_PORT_ID_ASSIGNED;
+#if EFSYS_OPT_EVB
+ if ((enp->en_vswitchp != NULL) && (enp->en_vswitchp->ev_evcp != NULL)) {
+ /* For EVB use vPort allocated on vSwitch */
+ enp->en_vport_id = enp->en_vswitchp->ev_evcp->evc_vport_id;
+ alloc_vadaptor = B_FALSE;
+ }
+#endif
+ if (alloc_vadaptor != B_FALSE) {
+ /* Allocate a vAdaptor attached to our upstream vPort/pPort */
+ if ((rc = ef10_upstream_port_vadaptor_alloc(enp)) != 0)
+ goto fail5;
+ }
+
return (0);
+fail5:
+ EFSYS_PROBE(fail5);
+
fail4:
EFSYS_PROBE(fail4);
@@ -497,6 +520,22 @@ rhead_nic_set_hw_unavailable(
rhead_nic_fini(
__in efx_nic_t *enp)
{
+ boolean_t do_vadaptor_free = B_TRUE;
+
+#if EFSYS_OPT_EVB
+ if (enp->en_vswitchp != NULL) {
+ /*
+ * For SR-IOV the vAdaptor is freed with the vSwitch,
+ * so do not free it here.
+ */
+ do_vadaptor_free = B_FALSE;
+ }
+#endif
+ if (do_vadaptor_free != B_FALSE) {
+ (void) efx_mcdi_vadaptor_free(enp, enp->en_vport_id);
+ enp->en_vport_id = EVB_PORT_ID_NULL;
+ }
+
(void) efx_mcdi_free_vis(enp);
enp->en_arch.ef10.ena_vi_count = 0;
}