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path: root/drivers/net/ethernet/intel/ice/ice_ethtool.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_ethtool.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ethtool.c154
1 files changed, 94 insertions, 60 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c
index 0bfe696d8077..1341fde8d53f 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
@@ -1251,7 +1251,7 @@ ice_get_settings_link_up(struct ethtool_link_ksettings *ks,
*/
static void
ice_get_settings_link_down(struct ethtool_link_ksettings *ks,
- struct net_device __always_unused *netdev)
+ struct net_device *netdev)
{
/* link is down and the driver needs to fall back on
* supported PHY types to figure out what info to display
@@ -2255,49 +2255,60 @@ ice_get_rc_coalesce(struct ethtool_coalesce *ec, enum ice_container_type c_type,
}
/**
+ * ice_get_q_coalesce - get a queue's ITR/INTRL (coalesce) settings
+ * @vsi: VSI associated to the queue for getting ITR/INTRL (coalesce) settings
+ * @ec: coalesce settings to program the device with
+ * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index
+ *
+ * Return 0 on success, and negative under the following conditions:
+ * 1. Getting Tx or Rx ITR/INTRL (coalesce) settings failed.
+ * 2. The q_num passed in is not a valid number/index for Tx and Rx rings.
+ */
+static int
+ice_get_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num)
+{
+ if (q_num < vsi->num_rxq && q_num < vsi->num_txq) {
+ if (ice_get_rc_coalesce(ec, ICE_RX_CONTAINER,
+ &vsi->rx_rings[q_num]->q_vector->rx))
+ return -EINVAL;
+ if (ice_get_rc_coalesce(ec, ICE_TX_CONTAINER,
+ &vsi->tx_rings[q_num]->q_vector->tx))
+ return -EINVAL;
+ } else if (q_num < vsi->num_rxq) {
+ if (ice_get_rc_coalesce(ec, ICE_RX_CONTAINER,
+ &vsi->rx_rings[q_num]->q_vector->rx))
+ return -EINVAL;
+ } else if (q_num < vsi->num_txq) {
+ if (ice_get_rc_coalesce(ec, ICE_TX_CONTAINER,
+ &vsi->tx_rings[q_num]->q_vector->tx))
+ return -EINVAL;
+ } else {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/**
* __ice_get_coalesce - get ITR/INTRL values for the device
* @netdev: pointer to the netdev associated with this query
* @ec: ethtool structure to fill with driver's coalesce settings
* @q_num: queue number to get the coalesce settings for
+ *
+ * If the caller passes in a negative q_num then we return coalesce settings
+ * based on queue number 0, else use the actual q_num passed in.
*/
static int
__ice_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec,
int q_num)
{
struct ice_netdev_priv *np = netdev_priv(netdev);
- int tx = -EINVAL, rx = -EINVAL;
struct ice_vsi *vsi = np->vsi;
- if (q_num < 0) {
- rx = ice_get_rc_coalesce(ec, ICE_RX_CONTAINER,
- &vsi->rx_rings[0]->q_vector->rx);
- tx = ice_get_rc_coalesce(ec, ICE_TX_CONTAINER,
- &vsi->tx_rings[0]->q_vector->tx);
-
- goto update_coalesced_frames;
- }
-
- if (q_num < vsi->num_rxq && q_num < vsi->num_txq) {
- rx = ice_get_rc_coalesce(ec, ICE_RX_CONTAINER,
- &vsi->rx_rings[q_num]->q_vector->rx);
- tx = ice_get_rc_coalesce(ec, ICE_TX_CONTAINER,
- &vsi->tx_rings[q_num]->q_vector->tx);
- } else if (q_num < vsi->num_rxq) {
- rx = ice_get_rc_coalesce(ec, ICE_RX_CONTAINER,
- &vsi->rx_rings[q_num]->q_vector->rx);
- } else if (q_num < vsi->num_txq) {
- tx = ice_get_rc_coalesce(ec, ICE_TX_CONTAINER,
- &vsi->tx_rings[q_num]->q_vector->tx);
- } else {
- /* q_num is invalid for both Rx and Tx queues */
- return -EINVAL;
- }
+ if (q_num < 0)
+ q_num = 0;
-update_coalesced_frames:
- /* either q_num is invalid for both Rx and Tx queues or setting coalesce
- * failed completely
- */
- if (tx && rx)
+ if (ice_get_q_coalesce(vsi, ec, q_num))
return -EINVAL;
if (q_num < vsi->num_txq)
@@ -2423,54 +2434,77 @@ ice_set_rc_coalesce(enum ice_container_type c_type, struct ethtool_coalesce *ec,
return 0;
}
+/**
+ * ice_set_q_coalesce - set a queue's ITR/INTRL (coalesce) settings
+ * @vsi: VSI associated to the queue that need updating
+ * @ec: coalesce settings to program the device with
+ * @q_num: update ITR/INTRL (coalesce) settings for this queue number/index
+ *
+ * Return 0 on success, and negative under the following conditions:
+ * 1. Setting Tx or Rx ITR/INTRL (coalesce) settings failed.
+ * 2. The q_num passed in is not a valid number/index for Tx and Rx rings.
+ */
+static int
+ice_set_q_coalesce(struct ice_vsi *vsi, struct ethtool_coalesce *ec, int q_num)
+{
+ if (q_num < vsi->num_rxq && q_num < vsi->num_txq) {
+ if (ice_set_rc_coalesce(ICE_RX_CONTAINER, ec,
+ &vsi->rx_rings[q_num]->q_vector->rx,
+ vsi))
+ return -EINVAL;
+
+ if (ice_set_rc_coalesce(ICE_TX_CONTAINER, ec,
+ &vsi->tx_rings[q_num]->q_vector->tx,
+ vsi))
+ return -EINVAL;
+ } else if (q_num < vsi->num_rxq) {
+ if (ice_set_rc_coalesce(ICE_RX_CONTAINER, ec,
+ &vsi->rx_rings[q_num]->q_vector->rx,
+ vsi))
+ return -EINVAL;
+ } else if (q_num < vsi->num_txq) {
+ if (ice_set_rc_coalesce(ICE_TX_CONTAINER, ec,
+ &vsi->tx_rings[q_num]->q_vector->tx,
+ vsi))
+ return -EINVAL;
+ } else {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/**
+ * __ice_set_coalesce - set ITR/INTRL values for the device
+ * @netdev: pointer to the netdev associated with this query
+ * @ec: ethtool structure to fill with driver's coalesce settings
+ * @q_num: queue number to get the coalesce settings for
+ *
+ * If the caller passes in a negative q_num then we set the coalesce settings
+ * for all Tx/Rx queues, else use the actual q_num passed in.
+ */
static int
__ice_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec,
int q_num)
{
struct ice_netdev_priv *np = netdev_priv(netdev);
- int rx = -EINVAL, tx = -EINVAL;
struct ice_vsi *vsi = np->vsi;
if (q_num < 0) {
int i;
ice_for_each_q_vector(vsi, i) {
- struct ice_q_vector *q_vector = vsi->q_vectors[i];
-
- if (ice_set_rc_coalesce(ICE_RX_CONTAINER, ec,
- &q_vector->rx, vsi) ||
- ice_set_rc_coalesce(ICE_TX_CONTAINER, ec,
- &q_vector->tx, vsi))
+ if (ice_set_q_coalesce(vsi, ec, i))
return -EINVAL;
}
-
goto set_work_lmt;
}
- if (q_num < vsi->num_rxq && q_num < vsi->num_txq) {
- rx = ice_set_rc_coalesce(ICE_RX_CONTAINER, ec,
- &vsi->rx_rings[q_num]->q_vector->rx,
- vsi);
- tx = ice_set_rc_coalesce(ICE_TX_CONTAINER, ec,
- &vsi->tx_rings[q_num]->q_vector->tx,
- vsi);
- } else if (q_num < vsi->num_rxq) {
- rx = ice_set_rc_coalesce(ICE_RX_CONTAINER, ec,
- &vsi->rx_rings[q_num]->q_vector->rx,
- vsi);
- } else if (q_num < vsi->num_txq) {
- tx = ice_set_rc_coalesce(ICE_TX_CONTAINER, ec,
- &vsi->tx_rings[q_num]->q_vector->tx,
- vsi);
- }
-
- /* either q_num is invalid for both Rx and Tx queues or setting coalesce
- * failed completely
- */
- if (rx && tx)
+ if (ice_set_q_coalesce(vsi, ec, q_num))
return -EINVAL;
set_work_lmt:
+
if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq)
vsi->work_lmt = max(ec->tx_max_coalesced_frames_irq,
ec->rx_max_coalesced_frames_irq);
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-19 03:56:27 +0200