diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2020-02-16 22:07:33 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-02-16 20:04:42 -0800 |
| commit | 6c8a8cfd45af0d8f900dcf6bd939519eb3447923 (patch) | |
| tree | 6410dba815b625cfb519d49d5ea48a9f53ce83e6 /drivers/net/ethernet/marvell/mvneta.c | |
| parent | 3d866523d59c48c818d05bfa3b31392d7fbab4d8 (diff) | |
net: mvneta: get rid of xdp_ret in mvneta_swbm_rx_frame
Get rid of xdp_ret in mvneta_swbm_rx_frame routine since now
we can rely on xdp_stats to flush in case of xdp_redirect
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/marvell/mvneta.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/mvneta.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index e4eb2bd097d4..b7045b6a15c2 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -358,10 +358,10 @@ struct mvneta_statistic { #define T_REG_64 64 #define T_SW 1 -#define MVNETA_XDP_PASS BIT(0) -#define MVNETA_XDP_DROPPED BIT(1) -#define MVNETA_XDP_TX BIT(2) -#define MVNETA_XDP_REDIR BIT(3) +#define MVNETA_XDP_PASS 0 +#define MVNETA_XDP_DROPPED BIT(0) +#define MVNETA_XDP_TX BIT(1) +#define MVNETA_XDP_REDIR BIT(2) static const struct mvneta_statistic mvneta_statistics[] = { { 0x3000, T_REG_64, "good_octets_received", }, @@ -2183,13 +2183,14 @@ mvneta_swbm_rx_frame(struct mvneta_port *pp, struct mvneta_rx_queue *rxq, struct xdp_buff *xdp, struct bpf_prog *xdp_prog, - struct page *page, u32 *xdp_ret, + struct page *page, struct mvneta_stats *stats) { unsigned char *data = page_address(page); int data_len = -MVNETA_MH_SIZE, len; struct net_device *dev = pp->dev; enum dma_data_direction dma_dir; + int ret = 0; if (MVNETA_SKB_SIZE(rx_desc->data_size) > PAGE_SIZE) { len = MVNETA_MAX_RX_BUF_SIZE; @@ -2213,14 +2214,9 @@ mvneta_swbm_rx_frame(struct mvneta_port *pp, xdp_set_data_meta_invalid(xdp); if (xdp_prog) { - u32 ret; - ret = mvneta_run_xdp(pp, rxq, xdp_prog, xdp, stats); - if (ret != MVNETA_XDP_PASS) { - rx_desc->buf_phys_addr = 0; - *xdp_ret |= ret; - return ret; - } + if (ret) + goto out; } rxq->skb = build_skb(xdp->data_hard_start, PAGE_SIZE); @@ -2244,9 +2240,11 @@ mvneta_swbm_rx_frame(struct mvneta_port *pp, mvneta_rx_csum(pp, rx_desc->status, rxq->skb); rxq->left_size = rx_desc->data_size - len; + +out: rx_desc->buf_phys_addr = 0; - return 0; + return ret; } static void @@ -2292,7 +2290,6 @@ static int mvneta_rx_swbm(struct napi_struct *napi, struct mvneta_stats ps = {}; struct bpf_prog *xdp_prog; struct xdp_buff xdp_buf; - u32 xdp_ret = 0; /* Get number of received packets */ rx_todo = mvneta_rxq_busy_desc_num_get(pp, rxq); @@ -2325,8 +2322,7 @@ static int mvneta_rx_swbm(struct napi_struct *napi, } err = mvneta_swbm_rx_frame(pp, rx_desc, rxq, &xdp_buf, - xdp_prog, page, &xdp_ret, - &ps); + xdp_prog, page, &ps); if (err) continue; } else { @@ -2364,7 +2360,7 @@ static int mvneta_rx_swbm(struct napi_struct *napi, } rcu_read_unlock(); - if (xdp_ret & MVNETA_XDP_REDIR) + if (ps.xdp_redirect) xdp_do_flush_map(); if (ps.rx_packets) |