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path: root/drivers/net/ethernet/google/gve/gve_tx.c
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Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_tx.c')
-rw-r--r--drivers/net/ethernet/google/gve/gve_tx.c41
1 files changed, 15 insertions, 26 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_tx.c b/drivers/net/ethernet/google/gve/gve_tx.c
index 4350ebd9c2bd..1b40bf0c811a 100644
--- a/drivers/net/ethernet/google/gve/gve_tx.c
+++ b/drivers/net/ethernet/google/gve/gve_tx.c
@@ -334,27 +334,23 @@ int gve_tx_alloc_rings_gqi(struct gve_priv *priv,
struct gve_tx_alloc_rings_cfg *cfg)
{
struct gve_tx_ring *tx = cfg->tx;
+ int total_queues;
int err = 0;
int i, j;
- if (cfg->start_idx + cfg->num_rings > cfg->qcfg->max_queues) {
+ total_queues = cfg->qcfg->num_queues + cfg->num_xdp_rings;
+ if (total_queues > cfg->qcfg->max_queues) {
netif_err(priv, drv, priv->dev,
"Cannot alloc more than the max num of Tx rings\n");
return -EINVAL;
}
- if (cfg->start_idx == 0) {
- tx = kvcalloc(cfg->qcfg->max_queues, sizeof(struct gve_tx_ring),
- GFP_KERNEL);
- if (!tx)
- return -ENOMEM;
- } else if (!tx) {
- netif_err(priv, drv, priv->dev,
- "Cannot alloc tx rings from a nonzero start idx without tx array\n");
- return -EINVAL;
- }
+ tx = kvcalloc(cfg->qcfg->max_queues, sizeof(struct gve_tx_ring),
+ GFP_KERNEL);
+ if (!tx)
+ return -ENOMEM;
- for (i = cfg->start_idx; i < cfg->start_idx + cfg->num_rings; i++) {
+ for (i = 0; i < total_queues; i++) {
err = gve_tx_alloc_ring_gqi(priv, cfg, &tx[i], i);
if (err) {
netif_err(priv, drv, priv->dev,
@@ -370,8 +366,7 @@ int gve_tx_alloc_rings_gqi(struct gve_priv *priv,
cleanup:
for (j = 0; j < i; j++)
gve_tx_free_ring_gqi(priv, &tx[j], cfg);
- if (cfg->start_idx == 0)
- kvfree(tx);
+ kvfree(tx);
return err;
}
@@ -384,13 +379,11 @@ void gve_tx_free_rings_gqi(struct gve_priv *priv,
if (!tx)
return;
- for (i = cfg->start_idx; i < cfg->start_idx + cfg->num_rings; i++)
+ for (i = 0; i < cfg->qcfg->num_queues + cfg->qcfg->num_xdp_queues; i++)
gve_tx_free_ring_gqi(priv, &tx[i], cfg);
- if (cfg->start_idx == 0) {
- kvfree(tx);
- cfg->tx = NULL;
- }
+ kvfree(tx);
+ cfg->tx = NULL;
}
/* gve_tx_avail - Calculates the number of slots available in the ring
@@ -844,7 +837,7 @@ int gve_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames,
return -ENETDOWN;
qid = gve_xdp_tx_queue_id(priv,
- smp_processor_id() % priv->num_xdp_queues);
+ smp_processor_id() % priv->tx_cfg.num_xdp_queues);
tx = &priv->tx[qid];
@@ -959,13 +952,9 @@ static int gve_xsk_tx(struct gve_priv *priv, struct gve_tx_ring *tx,
spin_lock(&tx->xdp_lock);
while (sent < budget) {
- if (!gve_can_tx(tx, GVE_TX_START_THRESH))
- goto out;
-
- if (!xsk_tx_peek_desc(tx->xsk_pool, &desc)) {
- tx->xdp_xsk_done = tx->xdp_xsk_wakeup;
+ if (!gve_can_tx(tx, GVE_TX_START_THRESH) ||
+ !xsk_tx_peek_desc(tx->xsk_pool, &desc))
goto out;
- }
data = xsk_buff_raw_get_data(tx->xsk_pool, desc.addr);
nsegs = gve_tx_fill_xdp(priv, tx, data, desc.len, NULL, true);