diff options
Diffstat (limited to 'drivers/net/ethernet/mediatek')
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_eth_soc.c | 10 | ||||
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_wed.c | 10 | ||||
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_wed_wo.c | 23 |
3 files changed, 21 insertions, 22 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 3cf6589cfdac..de123350bd46 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -1159,15 +1159,18 @@ static int mtk_init_fq_dma(struct mtk_eth *eth) phy_ring_tail = eth->phy_scratch_ring + soc->txrx.txd_size * (cnt - 1); for (i = 0; i < cnt; i++) { + dma_addr_t addr = dma_addr + i * MTK_QDMA_PAGE_SIZE; struct mtk_tx_dma_v2 *txd; txd = eth->scratch_ring + i * soc->txrx.txd_size; - txd->txd1 = dma_addr + i * MTK_QDMA_PAGE_SIZE; + txd->txd1 = addr; if (i < cnt - 1) txd->txd2 = eth->phy_scratch_ring + (i + 1) * soc->txrx.txd_size; txd->txd3 = TX_DMA_PLEN0(MTK_QDMA_PAGE_SIZE); + if (MTK_HAS_CAPS(soc->caps, MTK_36BIT_DMA)) + txd->txd3 |= TX_DMA_PREP_ADDR64(addr); txd->txd4 = 0; if (mtk_is_netsys_v2_or_greater(eth)) { txd->txd5 = 0; @@ -4758,7 +4761,10 @@ static int mtk_probe(struct platform_device *pdev) } if (MTK_HAS_CAPS(eth->soc->caps, MTK_36BIT_DMA)) { - err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(36)); + err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(36)); + if (!err) + err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); + if (err) { dev_err(&pdev->dev, "Wrong DMA config\n"); return -EINVAL; diff --git a/drivers/net/ethernet/mediatek/mtk_wed.c b/drivers/net/ethernet/mediatek/mtk_wed.c index 9a6744c0d458..c895e265ae0e 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed.c +++ b/drivers/net/ethernet/mediatek/mtk_wed.c @@ -670,7 +670,7 @@ mtk_wed_tx_buffer_alloc(struct mtk_wed_device *dev) void *buf; int s; - page = __dev_alloc_pages(GFP_KERNEL, 0); + page = __dev_alloc_page(GFP_KERNEL); if (!page) return -ENOMEM; @@ -691,10 +691,11 @@ mtk_wed_tx_buffer_alloc(struct mtk_wed_device *dev) for (s = 0; s < MTK_WED_BUF_PER_PAGE; s++) { struct mtk_wdma_desc *desc = desc_ptr; + u32 ctrl; desc->buf0 = cpu_to_le32(buf_phys); if (!mtk_wed_is_v3_or_greater(dev->hw)) { - u32 txd_size, ctrl; + u32 txd_size; txd_size = dev->wlan.init_buf(buf, buf_phys, token++); @@ -708,11 +709,11 @@ mtk_wed_tx_buffer_alloc(struct mtk_wed_device *dev) ctrl |= MTK_WDMA_DESC_CTRL_LAST_SEG0 | FIELD_PREP(MTK_WDMA_DESC_CTRL_LEN1_V2, MTK_WED_BUF_SIZE - txd_size); - desc->ctrl = cpu_to_le32(ctrl); desc->info = 0; } else { - desc->ctrl = cpu_to_le32(token << 16); + ctrl = token << 16 | TX_DMA_PREP_ADDR64(buf_phys); } + desc->ctrl = cpu_to_le32(ctrl); desc_ptr += desc_size; buf += MTK_WED_BUF_SIZE; @@ -811,6 +812,7 @@ mtk_wed_hwrro_buffer_alloc(struct mtk_wed_device *dev) buf_phys = page_phys; for (s = 0; s < MTK_WED_RX_BUF_PER_PAGE; s++) { desc->buf0 = cpu_to_le32(buf_phys); + desc->token = cpu_to_le32(RX_DMA_PREP_ADDR64(buf_phys)); buf_phys += MTK_WED_PAGE_BUF_SIZE; desc++; } diff --git a/drivers/net/ethernet/mediatek/mtk_wed_wo.c b/drivers/net/ethernet/mediatek/mtk_wed_wo.c index 3bd51a3d6650..7063c78bd35f 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_wo.c +++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.c @@ -142,7 +142,8 @@ mtk_wed_wo_queue_refill(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q, dma_addr_t addr; void *buf; - buf = page_frag_alloc(&q->cache, q->buf_size, GFP_ATOMIC); + buf = page_frag_alloc(&q->cache, q->buf_size, + GFP_ATOMIC | GFP_DMA32); if (!buf) break; @@ -285,31 +286,26 @@ mtk_wed_wo_queue_free(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) static void mtk_wed_wo_queue_tx_clean(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) { - struct page *page; int i; for (i = 0; i < q->n_desc; i++) { struct mtk_wed_wo_queue_entry *entry = &q->entry[i]; + if (!entry->buf) + continue; + dma_unmap_single(wo->hw->dev, entry->addr, entry->len, DMA_TO_DEVICE); skb_free_frag(entry->buf); entry->buf = NULL; } - if (!q->cache.va) - return; - - page = virt_to_page(q->cache.va); - __page_frag_cache_drain(page, q->cache.pagecnt_bias); - memset(&q->cache, 0, sizeof(q->cache)); + page_frag_cache_drain(&q->cache); } static void mtk_wed_wo_queue_rx_clean(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) { - struct page *page; - for (;;) { void *buf = mtk_wed_wo_dequeue(wo, q, NULL, true); @@ -319,12 +315,7 @@ mtk_wed_wo_queue_rx_clean(struct mtk_wed_wo *wo, struct mtk_wed_wo_queue *q) skb_free_frag(buf); } - if (!q->cache.va) - return; - - page = virt_to_page(q->cache.va); - __page_frag_cache_drain(page, q->cache.pagecnt_bias); - memset(&q->cache, 0, sizeof(q->cache)); + page_frag_cache_drain(&q->cache); } static void |