[PATCH v2 30/45] common/sfc_efx/base: introduce Medford4 stub for MAC methods
Ivan Malov
ivan.malov at arknetworks.am
Wed Apr 23 17:59:47 CEST 2025
Provide only a small subset of methods for now. Next patches
will augment the file with more, based on newer netport MCDI.
Signed-off-by: Ivan Malov <ivan.malov at arknetworks.am>
Reviewed-by: Andy Moreton <andy.moreton at amd.com>
Reviewed-by: Pieter Jansen Van Vuuren <pieter.jansen-van-vuuren at amd.com>
---
drivers/common/sfc_efx/base/efx_mac.c | 32 +++++++++++-
drivers/common/sfc_efx/base/medford4_impl.h | 12 +++++
drivers/common/sfc_efx/base/medford4_mac.c | 54 +++++++++++++++++++++
drivers/common/sfc_efx/base/meson.build | 1 +
4 files changed, 98 insertions(+), 1 deletion(-)
create mode 100644 drivers/common/sfc_efx/base/medford4_mac.c
diff --git a/drivers/common/sfc_efx/base/efx_mac.c b/drivers/common/sfc_efx/base/efx_mac.c
index a2cbf02b46..dde0e5ab87 100644
--- a/drivers/common/sfc_efx/base/efx_mac.c
+++ b/drivers/common/sfc_efx/base/efx_mac.c
@@ -89,6 +89,31 @@ static const efx_mac_ops_t __efx_mac_rhead_ops = {
};
#endif /* EFSYS_OPT_RIVERHEAD */
+#if EFSYS_OPT_MEDFORD4
+static const efx_mac_ops_t __efx_mac_medford4_ops = {
+ medford4_mac_poll, /* emo_poll */
+ medford4_mac_up, /* emo_up */
+ ef10_mac_addr_set, /* emo_addr_set */
+ ef10_mac_pdu_set, /* emo_pdu_set */
+ ef10_mac_pdu_get, /* emo_pdu_get */
+ ef10_mac_reconfigure, /* emo_reconfigure */
+ ef10_mac_multicast_list_set, /* emo_multicast_list_set */
+ ef10_mac_filter_default_rxq_set, /* emo_filter_default_rxq_set */
+ ef10_mac_filter_default_rxq_clear,
+ /* emo_filter_default_rxq_clear */
+#if EFSYS_OPT_LOOPBACK
+ ef10_mac_loopback_set, /* emo_loopback_set */
+#endif /* EFSYS_OPT_LOOPBACK */
+#if EFSYS_OPT_MAC_STATS
+ ef10_mac_stats_get_mask, /* emo_stats_get_mask */
+ efx_mcdi_mac_stats_clear, /* emo_stats_clear */
+ efx_mcdi_mac_stats_upload, /* emo_stats_upload */
+ efx_mcdi_mac_stats_periodic, /* emo_stats_periodic */
+ ef10_mac_stats_update /* emo_stats_update */
+#endif /* EFSYS_OPT_MAC_STATS */
+};
+#endif /* EFSYS_OPT_MEDFORD4 */
+
__checkReturn efx_rc_t
efx_mac_pdu_set(
__in efx_nic_t *enp,
@@ -271,6 +296,11 @@ efx_mac_drain(
EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
EFSYS_ASSERT(emop != NULL);
+ if (efx_np_supported(enp) != B_FALSE) {
+ /* Only pre-Medford4 boards have supported MAC drain control. */
+ return (0);
+ }
+
if (epp->ep_mac_drain == enabled)
return (0);
@@ -955,7 +985,7 @@ efx_mac_select(
#if EFSYS_OPT_MEDFORD4
case EFX_FAMILY_MEDFORD4:
- emop = &__efx_mac_ef10_ops;
+ emop = &__efx_mac_medford4_ops;
type = EFX_MAC_MEDFORD4;
break;
#endif /* EFSYS_OPT_MEDFORD4 */
diff --git a/drivers/common/sfc_efx/base/medford4_impl.h b/drivers/common/sfc_efx/base/medford4_impl.h
index 795fd45bd4..6aa065c730 100644
--- a/drivers/common/sfc_efx/base/medford4_impl.h
+++ b/drivers/common/sfc_efx/base/medford4_impl.h
@@ -39,6 +39,18 @@ extern __checkReturn efx_rc_t
medford4_phy_reconfigure(
__in efx_nic_t *enp);
+LIBEFX_INTERNAL
+extern __checkReturn efx_rc_t
+medford4_mac_poll(
+ __in efx_nic_t *enp,
+ __out efx_link_mode_t *link_modep);
+
+LIBEFX_INTERNAL
+extern __checkReturn efx_rc_t
+medford4_mac_up(
+ __in efx_nic_t *enp,
+ __out boolean_t *mac_upp);
+
#ifdef __cplusplus
}
#endif
diff --git a/drivers/common/sfc_efx/base/medford4_mac.c b/drivers/common/sfc_efx/base/medford4_mac.c
new file mode 100644
index 0000000000..57ddbecfaa
--- /dev/null
+++ b/drivers/common/sfc_efx/base/medford4_mac.c
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright(c) 2025 Advanced Micro Devices, Inc.
+ */
+#include "efx.h"
+#include "efx_impl.h"
+#include "medford4_impl.h"
+
+#if EFSYS_OPT_MEDFORD4
+ __checkReturn efx_rc_t
+medford4_mac_poll(
+ __in efx_nic_t *enp,
+ __out efx_link_mode_t *link_modep)
+{
+ efx_port_t *epp = &(enp->en_port);
+ ef10_link_state_t els;
+ efx_rc_t rc;
+
+ rc = medford4_phy_get_link(enp, &els);
+ if (rc != 0)
+ goto fail1;
+
+ epp->ep_adv_cap_mask = els.epls.epls_adv_cap_mask;
+ epp->ep_fcntl = els.epls.epls_fcntl;
+
+ *link_modep = els.epls.epls_link_mode;
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+ *link_modep = EFX_LINK_UNKNOWN;
+ return (rc);
+}
+
+ __checkReturn efx_rc_t
+medford4_mac_up(
+ __in efx_nic_t *enp,
+ __out boolean_t *mac_upp)
+{
+ ef10_link_state_t els;
+ efx_rc_t rc;
+
+ rc = medford4_phy_get_link(enp, &els);
+ if (rc != 0)
+ goto fail1;
+
+ *mac_upp = els.els_mac_up;
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+ return (rc);
+}
+#endif /* EFSYS_OPT_MEDFORD4 */
diff --git a/drivers/common/sfc_efx/base/meson.build b/drivers/common/sfc_efx/base/meson.build
index 937e3820a0..f18011e186 100644
--- a/drivers/common/sfc_efx/base/meson.build
+++ b/drivers/common/sfc_efx/base/meson.build
@@ -57,6 +57,7 @@ sources = [
'hunt_nic.c',
'medford_nic.c',
'medford2_nic.c',
+ 'medford4_mac.c',
'medford4_phy.c',
'rhead_ev.c',
'rhead_intr.c',
--
2.39.5
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