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path: root/drivers/net/ethernet/ti/icssg/icssg_common.c
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Diffstat (limited to 'drivers/net/ethernet/ti/icssg/icssg_common.c')
-rw-r--r--drivers/net/ethernet/ti/icssg/icssg_common.c34
1 files changed, 10 insertions, 24 deletions
diff --git a/drivers/net/ethernet/ti/icssg/icssg_common.c b/drivers/net/ethernet/ti/icssg/icssg_common.c
index 5b8fdb882172..57e5f1c88f50 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_common.c
+++ b/drivers/net/ethernet/ti/icssg/icssg_common.c
@@ -98,20 +98,11 @@ void prueth_xmit_free(struct prueth_tx_chn *tx_chn,
{
struct cppi5_host_desc_t *first_desc, *next_desc;
dma_addr_t buf_dma, next_desc_dma;
- struct prueth_swdata *swdata;
- struct page *page;
u32 buf_dma_len;
first_desc = desc;
next_desc = first_desc;
- swdata = cppi5_hdesc_get_swdata(desc);
- if (swdata->type == PRUETH_SWDATA_PAGE) {
- page = swdata->data.page;
- page_pool_recycle_direct(page->pp, swdata->data.page);
- goto free_desc;
- }
-
cppi5_hdesc_get_obuf(first_desc, &buf_dma, &buf_dma_len);
k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &buf_dma);
@@ -135,7 +126,6 @@ void prueth_xmit_free(struct prueth_tx_chn *tx_chn,
k3_cppi_desc_pool_free(tx_chn->desc_pool, next_desc);
}
-free_desc:
k3_cppi_desc_pool_free(tx_chn->desc_pool, first_desc);
}
EXPORT_SYMBOL_GPL(prueth_xmit_free);
@@ -612,13 +602,8 @@ u32 emac_xmit_xdp_frame(struct prueth_emac *emac,
k3_udma_glue_tx_dma_to_cppi5_addr(tx_chn->tx_chn, &buf_dma);
cppi5_hdesc_attach_buf(first_desc, buf_dma, xdpf->len, buf_dma, xdpf->len);
swdata = cppi5_hdesc_get_swdata(first_desc);
- if (page) {
- swdata->type = PRUETH_SWDATA_PAGE;
- swdata->data.page = page;
- } else {
- swdata->type = PRUETH_SWDATA_XDPF;
- swdata->data.xdpf = xdpf;
- }
+ swdata->type = PRUETH_SWDATA_XDPF;
+ swdata->data.xdpf = xdpf;
/* Report BQL before sending the packet */
netif_txq = netdev_get_tx_queue(ndev, tx_chn->id);
@@ -721,9 +706,9 @@ static int emac_rx_packet(struct prueth_emac *emac, u32 flow_id, u32 *xdp_state)
struct page_pool *pool;
struct sk_buff *skb;
struct xdp_buff xdp;
+ int headroom, ret;
u32 *psdata;
void *pa;
- int ret;
*xdp_state = 0;
pool = rx_chn->pg_pool;
@@ -772,22 +757,23 @@ static int emac_rx_packet(struct prueth_emac *emac, u32 flow_id, u32 *xdp_state)
xdp_prepare_buff(&xdp, pa, PRUETH_HEADROOM, pkt_len, false);
*xdp_state = emac_run_xdp(emac, &xdp, page, &pkt_len);
- if (*xdp_state == ICSSG_XDP_PASS)
- skb = xdp_build_skb_from_buff(&xdp);
- else
+ if (*xdp_state != ICSSG_XDP_PASS)
goto requeue;
+ headroom = xdp.data - xdp.data_hard_start;
+ pkt_len = xdp.data_end - xdp.data;
} else {
- /* prepare skb and send to n/w stack */
- skb = napi_build_skb(pa, PAGE_SIZE);
+ headroom = PRUETH_HEADROOM;
}
+ /* prepare skb and send to n/w stack */
+ skb = napi_build_skb(pa, PAGE_SIZE);
if (!skb) {
ndev->stats.rx_dropped++;
page_pool_recycle_direct(pool, page);
goto requeue;
}
- skb_reserve(skb, PRUETH_HEADROOM);
+ skb_reserve(skb, headroom);
skb_put(skb, pkt_len);
skb->dev = ndev;