From: Lorenzo Bianconi <lorenzo@kernel.org> To: netdev@vger.kernel.org Cc: nbd@nbd.name, john@phrozen.org, sean.wang@mediatek.com, Mark-MC.Lee@mediatek.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, Sam.Shih@mediatek.com, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, robh@kernel.org Subject: [PATCH net-next 07/14] net: ethernet: mtk_eth_soc: rely on txd_size in txd_to_idx Date: Fri, 6 May 2022 14:30:24 +0200 [thread overview] Message-ID: <e3156f4cd5e53e369125389bc7d61ad402788fbb.1651839494.git.lorenzo@kernel.org> (raw) In-Reply-To: <cover.1651839494.git.lorenzo@kernel.org> 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> --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 11 +++++++---- 1 file 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 5f0082f92cc7..a67b22dbaac7 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -852,9 +852,10 @@ 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, @@ -1070,8 +1071,10 @@ 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); } -- 2.35.1
WARNING: multiple messages have this Message-ID (diff)
From: Lorenzo Bianconi <lorenzo@kernel.org> To: netdev@vger.kernel.org Cc: nbd@nbd.name, john@phrozen.org, sean.wang@mediatek.com, Mark-MC.Lee@mediatek.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, Sam.Shih@mediatek.com, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, robh@kernel.org Subject: [PATCH net-next 07/14] net: ethernet: mtk_eth_soc: rely on txd_size in txd_to_idx Date: Fri, 6 May 2022 14:30:24 +0200 [thread overview] Message-ID: <e3156f4cd5e53e369125389bc7d61ad402788fbb.1651839494.git.lorenzo@kernel.org> (raw) In-Reply-To: <cover.1651839494.git.lorenzo@kernel.org> 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> --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 11 +++++++---- 1 file 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 5f0082f92cc7..a67b22dbaac7 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -852,9 +852,10 @@ 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, @@ -1070,8 +1071,10 @@ 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); } -- 2.35.1 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek
next prev parent reply other threads:[~2022-05-06 12:31 UTC|newest] Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-06 12:30 [PATCH net-next 00/14] introduce mt7986 ethernet support Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 01/14] arm64: dts: mediatek: mt7986: introduce ethernet nodes Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-07 14:05 ` Andrew Lunn 2022-05-07 14:05 ` Andrew Lunn 2022-05-09 16:35 ` Lorenzo Bianconi 2022-05-09 16:35 ` Lorenzo Bianconi 2022-05-09 16:44 ` Andrew Lunn 2022-05-09 16:44 ` Andrew Lunn 2022-05-14 9:49 ` Lorenzo Bianconi 2022-05-14 9:49 ` Lorenzo Bianconi 2022-05-15 13:08 ` Landen Chao 2022-05-15 13:08 ` Landen Chao 2022-05-06 12:30 ` [PATCH net-next 02/14] dt-bindings: net: mediatek,net: add mt7986-eth binding Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 02/14] dt-bindings: net: mediatek, net: " Lorenzo Bianconi 2022-05-10 16:23 ` [PATCH net-next 02/14] dt-bindings: net: mediatek,net: " Rob Herring 2022-05-10 16:23 ` Rob Herring 2022-05-13 10:26 ` Lorenzo Bianconi 2022-05-13 10:26 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 03/14] net: ethernet: mtk_eth_soc: move tx dma desc configuration in mtk_tx_set_dma_desc Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 04/14] net: ethernet: mtk_eth_soc: add txd_size to mtk_soc_data Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 05/14] net: ethernet: mtk_eth_soc: rely on txd_size in mtk_tx_alloc/mtk_tx_clean Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 06/14] net: ethernet: mtk_eth_soc: rely on txd_size in mtk_desc_to_tx_buf Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi [this message] 2022-05-06 12:30 ` [PATCH net-next 07/14] net: ethernet: mtk_eth_soc: rely on txd_size in txd_to_idx Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 08/14] net: ethernet: mtk_eth_soc: add rxd_size to mtk_soc_data Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 09/14] net: ethernet: mtk_eth_soc: rely on txd_size field in mtk_poll_tx/mtk_poll_rx Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 10/14] net: ethernet: mtk_eth_soc: rely on rxd_size field in mtk_rx_alloc/mtk_rx_clean Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 11/14] net: ethernet: mtk_eth_soc: add SRAM soc capability Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 17:41 ` Jakub Kicinski 2022-05-06 17:41 ` Jakub Kicinski 2022-05-06 20:21 ` Lorenzo Bianconi 2022-05-06 20:21 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 12/14] net: ethernet: mtk_eth_soc: introduce device register map Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 13/14] net: ethernet: mtk_eth_soc: introduce MTK_NETSYS_V2 support Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi 2022-05-06 12:30 ` [PATCH net-next 14/14] net: ethernet: mtk_eth_soc: introduce support for mt7986 chipset Lorenzo Bianconi 2022-05-06 12:30 ` Lorenzo Bianconi
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