net: mvneta: mark mapped and tso buffers separately

Mark dma-mapped skbs and TSO buffers separately, so we can use
buf->type to identify their differences.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Russell King (Oracle) 2023-05-10 11:15:48 +01:00 committed by Paolo Abeni
parent fef99e840d
commit b0bd1b07c3

View File

@ -638,6 +638,7 @@ struct mvneta_rx_desc {
#endif
enum mvneta_tx_buf_type {
MVNETA_TYPE_TSO,
MVNETA_TYPE_SKB,
MVNETA_TYPE_XDP_TX,
MVNETA_TYPE_XDP_NDO,
@ -1883,7 +1884,8 @@ static void mvneta_txq_bufs_free(struct mvneta_port *pp,
dma_unmap_single(pp->dev->dev.parent,
tx_desc->buf_phys_addr,
tx_desc->data_size, DMA_TO_DEVICE);
if (buf->type == MVNETA_TYPE_SKB && buf->skb) {
if ((buf->type == MVNETA_TYPE_TSO ||
buf->type == MVNETA_TYPE_SKB) && buf->skb) {
bytes_compl += buf->skb->len;
pkts_compl++;
dev_kfree_skb_any(buf->skb);
@ -2674,7 +2676,7 @@ mvneta_tso_put_hdr(struct sk_buff *skb, struct mvneta_tx_queue *txq)
tx_desc->command |= MVNETA_TXD_F_DESC;
tx_desc->buf_phys_addr = txq->tso_hdrs_phys +
txq->txq_put_index * TSO_HEADER_SIZE;
buf->type = MVNETA_TYPE_SKB;
buf->type = MVNETA_TYPE_TSO;
buf->skb = NULL;
mvneta_txq_inc_put(txq);