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path: root/drivers/net/ethernet/sfc/ef10.c
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Diffstat (limited to 'drivers/net/ethernet/sfc/ef10.c')
-rw-r--r--drivers/net/ethernet/sfc/ef10.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index cf366ed2557c..50d535981a35 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -3990,6 +3990,30 @@ static unsigned int ef10_check_caps(const struct efx_nic *efx,
}
}
+static unsigned int efx_ef10_recycle_ring_size(const struct efx_nic *efx)
+{
+ unsigned int ret = EFX_RECYCLE_RING_SIZE_10G;
+
+ /* There is no difference between PFs and VFs. The side is based on
+ * the maximum link speed of a given NIC.
+ */
+ switch (efx->pci_dev->device & 0xfff) {
+ case 0x0903: /* Farmingdale can do up to 10G */
+ break;
+ case 0x0923: /* Greenport can do up to 40G */
+ case 0x0a03: /* Medford can do up to 40G */
+ ret *= 4;
+ break;
+ default: /* Medford2 can do up to 100G */
+ ret *= 10;
+ }
+
+ if (IS_ENABLED(CONFIG_PPC64))
+ ret *= 4;
+
+ return ret;
+}
+
#define EF10_OFFLOAD_FEATURES \
(NETIF_F_IP_CSUM | \
NETIF_F_HW_VLAN_CTAG_FILTER | \
@@ -4106,6 +4130,7 @@ const struct efx_nic_type efx_hunt_a0_vf_nic_type = {
.check_caps = ef10_check_caps,
.print_additional_fwver = efx_ef10_print_additional_fwver,
.sensor_event = efx_mcdi_sensor_event,
+ .rx_recycle_ring_size = efx_ef10_recycle_ring_size,
};
const struct efx_nic_type efx_hunt_a0_nic_type = {
@@ -4243,4 +4268,5 @@ const struct efx_nic_type efx_hunt_a0_nic_type = {
.check_caps = ef10_check_caps,
.print_additional_fwver = efx_ef10_print_additional_fwver,
.sensor_event = efx_mcdi_sensor_event,
+ .rx_recycle_ring_size = efx_ef10_recycle_ring_size,
};