diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2022-07-22 09:19:36 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-07-25 10:38:57 +0100 |
| commit | 23233e577ef973c2c5d0dd757a0a4605e34ecb57 (patch) | |
| tree | 35da42116b390d86bce1974fd2ae542cab2c8335 /drivers/net/ethernet/mediatek/mtk_eth_soc.h | |
| parent | 502c6f8cedcce7889ccdefeb88ce36b39acd522f (diff) | |
net: ethernet: mtk_eth_soc: rely on page_pool for single page buffers
Rely on page_pool allocator for single page buffers in order to keep
them dma mapped and add skb recycling support.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mediatek/mtk_eth_soc.h')
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_eth_soc.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index 0a632896451a..26c019319055 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -18,6 +18,8 @@ #include <linux/rhashtable.h> #include <linux/dim.h> #include <linux/bitfield.h> +#include <net/page_pool.h> +#include <linux/bpf_trace.h> #include "mtk_ppe.h" #define MTK_QDMA_PAGE_SIZE 2048 @@ -49,6 +51,11 @@ #define MTK_HW_FEATURES_MT7628 (NETIF_F_SG | NETIF_F_RXCSUM) #define NEXT_DESP_IDX(X, Y) (((X) + 1) & ((Y) - 1)) +#define MTK_PP_HEADROOM XDP_PACKET_HEADROOM +#define MTK_PP_PAD (MTK_PP_HEADROOM + \ + SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) +#define MTK_PP_MAX_BUF_SIZE (PAGE_SIZE - MTK_PP_PAD) + #define MTK_QRX_OFFSET 0x10 #define MTK_MAX_RX_RING_NUM 4 @@ -745,6 +752,9 @@ struct mtk_rx_ring { bool calc_idx_update; u16 calc_idx; u32 crx_idx_reg; + /* page_pool */ + struct page_pool *page_pool; + struct xdp_rxq_info xdp_q; }; enum mkt_eth_capabilities { |