diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_eth_soc.c | 54 |
1 files changed, 24 insertions, 30 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index e1792ccaedc3..8faf8fb1c83a 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -1496,7 +1496,6 @@ static void mtk_handle_status_irq(struct mtk_eth *eth) static int mtk_napi_tx(struct napi_struct *napi, int budget) { struct mtk_eth *eth = container_of(napi, struct mtk_eth, tx_napi); - u32 status, mask; int tx_done = 0; if (MTK_HAS_CAPS(eth->soc->caps, MTK_QDMA)) @@ -1505,21 +1504,19 @@ static int mtk_napi_tx(struct napi_struct *napi, int budget) tx_done = mtk_poll_tx(eth, budget); if (unlikely(netif_msg_intr(eth))) { - status = mtk_r32(eth, eth->tx_int_status_reg); - mask = mtk_r32(eth, eth->tx_int_mask_reg); dev_info(eth->dev, - "done tx %d, intr 0x%08x/0x%x\n", - tx_done, status, mask); + "done tx %d, intr 0x%08x/0x%x\n", tx_done, + mtk_r32(eth, eth->tx_int_status_reg), + mtk_r32(eth, eth->tx_int_mask_reg)); } if (tx_done == budget) return budget; - status = mtk_r32(eth, eth->tx_int_status_reg); - if (status & MTK_TX_DONE_INT) + if (mtk_r32(eth, eth->tx_int_status_reg) & MTK_TX_DONE_INT) return budget; - if (napi_complete(napi)) + if (napi_complete_done(napi, tx_done)) mtk_tx_irq_enable(eth, MTK_TX_DONE_INT); return tx_done; @@ -1528,36 +1525,33 @@ static int mtk_napi_tx(struct napi_struct *napi, int budget) static int mtk_napi_rx(struct napi_struct *napi, int budget) { struct mtk_eth *eth = container_of(napi, struct mtk_eth, rx_napi); - u32 status, mask; - int rx_done = 0; - int remain_budget = budget; + int rx_done_total = 0; mtk_handle_status_irq(eth); -poll_again: - mtk_w32(eth, MTK_RX_DONE_INT, MTK_PDMA_INT_STATUS); - rx_done = mtk_poll_rx(napi, remain_budget, eth); + do { + int rx_done; - if (unlikely(netif_msg_intr(eth))) { - status = mtk_r32(eth, MTK_PDMA_INT_STATUS); - mask = mtk_r32(eth, MTK_PDMA_INT_MASK); - dev_info(eth->dev, - "done rx %d, intr 0x%08x/0x%x\n", - rx_done, status, mask); - } - if (rx_done == remain_budget) - return budget; + mtk_w32(eth, MTK_RX_DONE_INT, MTK_PDMA_INT_STATUS); + rx_done = mtk_poll_rx(napi, budget - rx_done_total, eth); + rx_done_total += rx_done; - status = mtk_r32(eth, MTK_PDMA_INT_STATUS); - if (status & MTK_RX_DONE_INT) { - remain_budget -= rx_done; - goto poll_again; - } + if (unlikely(netif_msg_intr(eth))) { + dev_info(eth->dev, + "done rx %d, intr 0x%08x/0x%x\n", rx_done, + mtk_r32(eth, MTK_PDMA_INT_STATUS), + mtk_r32(eth, MTK_PDMA_INT_MASK)); + } + + if (rx_done_total == budget) + return budget; + + } while (mtk_r32(eth, MTK_PDMA_INT_STATUS) & MTK_RX_DONE_INT); - if (napi_complete(napi)) + if (napi_complete_done(napi, rx_done_total)) mtk_rx_irq_enable(eth, MTK_RX_DONE_INT); - return rx_done + budget - remain_budget; + return rx_done_total; } static int mtk_tx_alloc(struct mtk_eth *eth) |