diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index bdc424123ee6cf00d510bf837f1f228270e4d8b2..e0339141e956d20634caf27f8e68f6844ebc43c3 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -2180,14 +2180,18 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget, ring->data[idx] = new_data; rxd->rxd1 = (unsigned int)dma_addr; release_desc: + if (MTK_HAS_CAPS(eth->soc->caps, MTK_36BIT_DMA)) { + if (unlikely(dma_addr == DMA_MAPPING_ERROR)) + addr64 = FIELD_GET(RX_DMA_ADDR64_MASK, + rxd->rxd2); + else + addr64 = RX_DMA_PREP_ADDR64(dma_addr); + } + if (MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628)) rxd->rxd2 = RX_DMA_LSO; else - rxd->rxd2 = RX_DMA_PREP_PLEN0(ring->buf_size); - - if (MTK_HAS_CAPS(eth->soc->caps, MTK_36BIT_DMA) && - likely(dma_addr != DMA_MAPPING_ERROR)) - rxd->rxd2 |= RX_DMA_PREP_ADDR64(dma_addr); + rxd->rxd2 = RX_DMA_PREP_PLEN0(ring->buf_size) | addr64; ring->calc_idx = idx; done++;