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 10/14] net: ethernet: mtk_eth_soc: rely on rxd_size field in mtk_rx_alloc/mtk_rx_clean Date: Fri, 6 May 2022 14:30:27 +0200 [thread overview] Message-ID: <240e43db4160652978ed63590326b19695da348b.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 | 26 ++++++++++++++------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index d431311578e8..1e2fddc2bdcb 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -1728,18 +1728,25 @@ static int mtk_rx_alloc(struct mtk_eth *eth, int ring_no, int rx_flag) return -ENOMEM; for (i = 0; i < rx_dma_size; i++) { + struct mtk_rx_dma *rxd; + dma_addr_t dma_addr = dma_map_single(eth->dma_dev, ring->data[i] + NET_SKB_PAD + eth->ip_align, ring->buf_size, DMA_FROM_DEVICE); if (unlikely(dma_mapping_error(eth->dma_dev, dma_addr))) return -ENOMEM; - ring->dma[i].rxd1 = (unsigned int)dma_addr; + + rxd = (void *)ring->dma + i * eth->soc->txrx.rxd_size; + rxd->rxd1 = (unsigned int)dma_addr; if (MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628)) - ring->dma[i].rxd2 = RX_DMA_LSO; + rxd->rxd2 = RX_DMA_LSO; else - ring->dma[i].rxd2 = RX_DMA_PLEN0(ring->buf_size); + rxd->rxd2 = RX_DMA_PLEN0(ring->buf_size); + + rxd->rxd3 = 0; + rxd->rxd4 = 0; } ring->dma_size = rx_dma_size; ring->calc_idx_update = false; @@ -1764,14 +1771,17 @@ static void mtk_rx_clean(struct mtk_eth *eth, struct mtk_rx_ring *ring) if (ring->data && ring->dma) { for (i = 0; i < ring->dma_size; i++) { + struct mtk_rx_dma *rxd; + if (!ring->data[i]) continue; - if (!ring->dma[i].rxd1) + + rxd = (void *)ring->dma + i * eth->soc->txrx.rxd_size; + if (!rxd->rxd1) continue; - dma_unmap_single(eth->dma_dev, - ring->dma[i].rxd1, - ring->buf_size, - DMA_FROM_DEVICE); + + dma_unmap_single(eth->dma_dev, rxd->rxd1, + ring->buf_size, DMA_FROM_DEVICE); skb_free_frag(ring->data[i]); } kfree(ring->data); -- 2.35.1 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek
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 10/14] net: ethernet: mtk_eth_soc: rely on rxd_size field in mtk_rx_alloc/mtk_rx_clean Date: Fri, 6 May 2022 14:30:27 +0200 [thread overview] Message-ID: <240e43db4160652978ed63590326b19695da348b.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 | 26 ++++++++++++++------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index d431311578e8..1e2fddc2bdcb 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -1728,18 +1728,25 @@ static int mtk_rx_alloc(struct mtk_eth *eth, int ring_no, int rx_flag) return -ENOMEM; for (i = 0; i < rx_dma_size; i++) { + struct mtk_rx_dma *rxd; + dma_addr_t dma_addr = dma_map_single(eth->dma_dev, ring->data[i] + NET_SKB_PAD + eth->ip_align, ring->buf_size, DMA_FROM_DEVICE); if (unlikely(dma_mapping_error(eth->dma_dev, dma_addr))) return -ENOMEM; - ring->dma[i].rxd1 = (unsigned int)dma_addr; + + rxd = (void *)ring->dma + i * eth->soc->txrx.rxd_size; + rxd->rxd1 = (unsigned int)dma_addr; if (MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628)) - ring->dma[i].rxd2 = RX_DMA_LSO; + rxd->rxd2 = RX_DMA_LSO; else - ring->dma[i].rxd2 = RX_DMA_PLEN0(ring->buf_size); + rxd->rxd2 = RX_DMA_PLEN0(ring->buf_size); + + rxd->rxd3 = 0; + rxd->rxd4 = 0; } ring->dma_size = rx_dma_size; ring->calc_idx_update = false; @@ -1764,14 +1771,17 @@ static void mtk_rx_clean(struct mtk_eth *eth, struct mtk_rx_ring *ring) if (ring->data && ring->dma) { for (i = 0; i < ring->dma_size; i++) { + struct mtk_rx_dma *rxd; + if (!ring->data[i]) continue; - if (!ring->dma[i].rxd1) + + rxd = (void *)ring->dma + i * eth->soc->txrx.rxd_size; + if (!rxd->rxd1) continue; - dma_unmap_single(eth->dma_dev, - ring->dma[i].rxd1, - ring->buf_size, - DMA_FROM_DEVICE); + + dma_unmap_single(eth->dma_dev, rxd->rxd1, + ring->buf_size, DMA_FROM_DEVICE); skb_free_frag(ring->data[i]); } kfree(ring->data); -- 2.35.1
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 ` [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 ` 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 ` Lorenzo Bianconi [this message] 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 ` [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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