diff options
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 15 | ||||
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h | 2 |
2 files changed, 8 insertions, 9 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 006ab355a21d..73e242fad000 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -767,7 +767,8 @@ static void *dpaa2_eth_sgt_get(struct dpaa2_eth_priv *priv) int sgt_buf_size; sgt_cache = this_cpu_ptr(priv->sgt_cache); - sgt_buf_size = priv->tx_data_offset + sizeof(struct dpaa2_sg_entry); + sgt_buf_size = priv->tx_data_offset + + DPAA2_ETH_SG_ENTRIES_MAX * sizeof(struct dpaa2_sg_entry); if (sgt_cache->count == 0) sgt_buf = napi_alloc_frag_align(sgt_buf_size, DPAA2_ETH_TX_BUF_ALIGN); @@ -837,7 +838,7 @@ static int dpaa2_eth_build_sg_fd(struct dpaa2_eth_priv *priv, /* Prepare the HW SGT structure */ sgt_buf_size = priv->tx_data_offset + sizeof(struct dpaa2_sg_entry) * num_dma_bufs; - sgt_buf = napi_alloc_frag_align(sgt_buf_size, DPAA2_ETH_TX_BUF_ALIGN); + sgt_buf = dpaa2_eth_sgt_get(priv); if (unlikely(!sgt_buf)) { err = -ENOMEM; goto sgt_buf_alloc_failed; @@ -886,7 +887,7 @@ static int dpaa2_eth_build_sg_fd(struct dpaa2_eth_priv *priv, return 0; dma_map_single_failed: - skb_free_frag(sgt_buf); + dpaa2_eth_sgt_recycle(priv, sgt_buf); sgt_buf_alloc_failed: dma_unmap_sg(dev, scl, num_sg, DMA_BIDIRECTIONAL); dma_map_sg_failed: @@ -1099,12 +1100,8 @@ static void dpaa2_eth_free_tx_fd(struct dpaa2_eth_priv *priv, } /* Free SGT buffer allocated on tx */ - if (fd_format != dpaa2_fd_single) { - if (swa->type == DPAA2_ETH_SWA_SG) - skb_free_frag(buffer_start); - else - dpaa2_eth_sgt_recycle(priv, buffer_start); - } + if (fd_format != dpaa2_fd_single) + dpaa2_eth_sgt_recycle(priv, buffer_start); /* Move on with skb release */ napi_consume_skb(skb, in_napi); diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h index e54e70ebdd05..7f9c6f4dea53 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h @@ -493,6 +493,8 @@ struct dpaa2_eth_trap_data { struct dpaa2_eth_priv *priv; }; +#define DPAA2_ETH_SG_ENTRIES_MAX (PAGE_SIZE / sizeof(struct scatterlist)) + #define DPAA2_ETH_DEFAULT_COPYBREAK 512 /* Driver private data */ |