diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 868f4a1d0f724379534791f74127261bba0c9682..67591722c625e56b0f2a5726951b5edaa87b3fcf 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -39,9 +39,9 @@ extern const char ice_drv_ver[]; #define ICE_BAR0 0 #define ICE_DFLT_NUM_DESC 128 -#define ICE_MIN_NUM_DESC 8 -#define ICE_MAX_NUM_DESC 8160 #define ICE_REQ_DESC_MULTIPLE 32 +#define ICE_MIN_NUM_DESC ICE_REQ_DESC_MULTIPLE +#define ICE_MAX_NUM_DESC 8160 #define ICE_DFLT_TRAFFIC_CLASS BIT(0) #define ICE_INT_NAME_STR_LEN (IFNAMSIZ + 16) #define ICE_ETHTOOL_FWVER_LEN 32 diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index c71a9b528d6d558eca4a97a4511e445b00aa5bf1..9d6754f65a1ae2488f2a2fd5db0ab3937fff38ac 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -478,9 +478,11 @@ ice_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) ring->tx_max_pending = ICE_MAX_NUM_DESC; ring->rx_pending = vsi->rx_rings[0]->count; ring->tx_pending = vsi->tx_rings[0]->count; - ring->rx_mini_pending = ICE_MIN_NUM_DESC; + + /* Rx mini and jumbo rings are not supported */ ring->rx_mini_max_pending = 0; ring->rx_jumbo_max_pending = 0; + ring->rx_mini_pending = 0; ring->rx_jumbo_pending = 0; } @@ -498,14 +500,23 @@ ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) ring->tx_pending < ICE_MIN_NUM_DESC || ring->rx_pending > ICE_MAX_NUM_DESC || ring->rx_pending < ICE_MIN_NUM_DESC) { - netdev_err(netdev, "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d]\n", + netdev_err(netdev, "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d] (increment %d)\n", ring->tx_pending, ring->rx_pending, - ICE_MIN_NUM_DESC, ICE_MAX_NUM_DESC); + ICE_MIN_NUM_DESC, ICE_MAX_NUM_DESC, + ICE_REQ_DESC_MULTIPLE); return -EINVAL; } new_tx_cnt = ALIGN(ring->tx_pending, ICE_REQ_DESC_MULTIPLE); + if (new_tx_cnt != ring->tx_pending) + netdev_info(netdev, + "Requested Tx descriptor count rounded up to %d\n", + new_tx_cnt); new_rx_cnt = ALIGN(ring->rx_pending, ICE_REQ_DESC_MULTIPLE); + if (new_rx_cnt != ring->rx_pending) + netdev_info(netdev, + "Requested Rx descriptor count rounded up to %d\n", + new_rx_cnt); /* if nothing to do return success */ if (new_tx_cnt == vsi->tx_rings[0]->count &&