diff options
Diffstat (limited to 'drivers/net/ethernet/lantiq_etop.c')
| -rw-r--r-- | drivers/net/ethernet/lantiq_etop.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c index faea52da8dae..afc810069440 100644 --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c @@ -156,24 +156,21 @@ ltq_etop_poll_rx(struct napi_struct *napi, int budget) { struct ltq_etop_chan *ch = container_of(napi, struct ltq_etop_chan, napi); - int rx = 0; - int complete = 0; + int work_done = 0; - while ((rx < budget) && !complete) { + while (work_done < budget) { struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc]; - if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) == LTQ_DMA_C) { - ltq_etop_hw_receive(ch); - rx++; - } else { - complete = 1; - } + if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) != LTQ_DMA_C) + break; + ltq_etop_hw_receive(ch); + work_done++; } - if (complete || !rx) { - napi_complete(&ch->napi); + if (work_done < budget) { + napi_complete_done(&ch->napi, work_done); ltq_dma_ack_irq(&ch->dma); } - return rx; + return work_done; } static int |