net/sfc/base: add support to get active FEC type

[dpdk.git] / drivers / net / sfc / base / efx_phy.c

diff --git a/drivers/net/sfc/base/efx_phy.c b/drivers/net/sfc/base/efx_phy.c
index ba2f51c..7c341e4 100644 (file)
--- a/drivers/net/sfc/base/efx_phy.c
+++ b/drivers/net/sfc/base/efx_phy.c
@@ -15,6 +15,7 @@ static const efx_phy_ops_t    __efx_phy_siena_ops = {
        siena_phy_reconfigure,          /* epo_reconfigure */
        siena_phy_verify,               /* epo_verify */
        siena_phy_oui_get,              /* epo_oui_get */
+       NULL,                           /* epo_fec_type_get */
 #if EFSYS_OPT_PHY_STATS
        siena_phy_stats_update,         /* epo_stats_update */
 #endif /* EFSYS_OPT_PHY_STATS */
@@ -34,6 +35,7 @@ static const efx_phy_ops_t    __efx_phy_ef10_ops = {
        ef10_phy_reconfigure,           /* epo_reconfigure */
        ef10_phy_verify,                /* epo_verify */
        ef10_phy_oui_get,               /* epo_oui_get */
+       ef10_phy_fec_type_get,          /* epo_fec_type_get */
 #if EFSYS_OPT_PHY_STATS
        ef10_phy_stats_update,          /* epo_stats_update */
 #endif /* EFSYS_OPT_PHY_STATS */
@@ -190,6 +192,11 @@ efx_phy_adv_cap_get(
        }
 }
 
+#define        EFX_PHY_CAP_FEC_REQ_MASK                        \
+       (1U << EFX_PHY_CAP_BASER_FEC_REQUESTED) |       \
+       (1U << EFX_PHY_CAP_RS_FEC_REQUESTED)    |       \
+       (1U << EFX_PHY_CAP_25G_BASER_FEC_REQUESTED)
+
        __checkReturn   efx_rc_t
 efx_phy_adv_cap_set(
        __in            efx_nic_t *enp,
@@ -203,7 +210,8 @@ efx_phy_adv_cap_set(
        EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
        EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
 
-       if ((mask & ~epp->ep_phy_cap_mask) != 0) {
+       /* Ignore don't care bits of FEC (FEC EFX_PHY_CAP_*_REQUESTED) */
+       if ((mask & ~(epp->ep_phy_cap_mask | EFX_PHY_CAP_FEC_REQ_MASK)) != 0) {
                rc = ENOTSUP;
                goto fail1;
        }
@@ -306,6 +314,35 @@ efx_phy_module_get_info(
 
        return (0);
 
+fail2:
+       EFSYS_PROBE(fail2);
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+       __checkReturn           efx_rc_t
+efx_phy_fec_type_get(
+       __in            efx_nic_t *enp,
+       __out           efx_phy_fec_type_t *typep)
+{
+       efx_port_t *epp = &(enp->en_port);
+       const efx_phy_ops_t *epop = epp->ep_epop;
+       efx_rc_t rc;
+
+       EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
+
+       if (epop->epo_fec_type_get == NULL) {
+               rc = ENOTSUP;
+               goto fail1;
+       }
+
+       if ((rc = epop->epo_fec_type_get(enp, typep)) != 0)
+               goto fail2;
+
+       return (0);
+
 fail2:
        EFSYS_PROBE(fail2);
 fail1: