diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2022-05-20 20:11:31 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-05-22 22:24:32 +0100 |
| commit | e70a5634c1f58a352aea3dbf2a50e98a0cadd68c (patch) | |
| tree | 82bb889986681558b6949303c5970fc4272c643b /drivers/net/ethernet | |
| parent | c4fd06c2bb82c8167e69ca655ea2ed217ec3ca89 (diff) | |
net: ethernet: mtk_eth_soc: rely on txd_size in txd_to_idx
This is a preliminary patch to add mt7986 ethernet support.
Tested-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/mediatek/mtk_eth_soc.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 7c314324f929..1bf5edd9eb44 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -876,9 +876,10 @@ static struct mtk_tx_dma *qdma_to_pdma(struct mtk_tx_ring *ring, return ring->dma_pdma - ring->dma + dma; } -static int txd_to_idx(struct mtk_tx_ring *ring, struct mtk_tx_dma *dma) +static int txd_to_idx(struct mtk_tx_ring *ring, struct mtk_tx_dma *dma, + u32 txd_size) { - return ((void *)dma - (void *)ring->dma) / sizeof(*dma); + return ((void *)dma - (void *)ring->dma) / txd_size; } static void mtk_tx_unmap(struct mtk_eth *eth, struct mtk_tx_buf *tx_buf, @@ -1094,8 +1095,10 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev, !netdev_xmit_more()) mtk_w32(eth, txd->txd2, MTK_QTX_CTX_PTR); } else { - int next_idx = NEXT_DESP_IDX(txd_to_idx(ring, txd), - ring->dma_size); + int next_idx; + + next_idx = NEXT_DESP_IDX(txd_to_idx(ring, txd, soc->txrx.txd_size), + ring->dma_size); mtk_w32(eth, next_idx, MT7628_TX_CTX_IDX0); } |