diff options
| -rw-r--r-- | target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c | 51 |
1 files changed, 16 insertions, 35 deletions
diff --git a/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c b/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c index 3a8b9d1ad9..0a94098231 100644 --- a/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c +++ b/target/linux/bmips/files/drivers/net/ethernet/broadcom/bcm6368-enetsw.c @@ -194,9 +194,6 @@ struct bcm6368_enetsw { /* number of dma desc in tx ring */ int tx_ring_size; - /* maximum dma burst size */ - int dma_maxburst; - /* cpu view of rx dma ring */ struct bcm6368_enetsw_desc *tx_desc_cpu; @@ -220,15 +217,6 @@ struct bcm6368_enetsw { /* platform device reference */ struct platform_device *pdev; - - /* dma channel enable mask */ - u32 dma_chan_en_mask; - - /* dma channel interrupt mask */ - u32 dma_chan_int_mask; - - /* dma channel width */ - unsigned int dma_chan_width; }; static inline void dma_writel(struct bcm6368_enetsw *priv, u32 val, u32 off) @@ -238,19 +226,19 @@ static inline void dma_writel(struct bcm6368_enetsw *priv, u32 val, u32 off) static inline u32 dma_readl(struct bcm6368_enetsw *priv, u32 off, int chan) { - return __raw_readl(priv->dma_chan + off + chan * priv->dma_chan_width); + return __raw_readl(priv->dma_chan + off + chan * DMA_CHAN_WIDTH); } -static inline void dmac_writel(struct bcm6368_enetsw *priv, u32 val, - u32 off, int chan) +static inline void dmac_writel(struct bcm6368_enetsw *priv, u32 val, u32 off, + int chan) { - __raw_writel(val, priv->dma_chan + off + chan * priv->dma_chan_width); + __raw_writel(val, priv->dma_chan + off + chan * DMA_CHAN_WIDTH); } static inline void dmas_writel(struct bcm6368_enetsw *priv, u32 val, u32 off, int chan) { - __raw_writel(val, priv->dma_sram + off + chan * priv->dma_chan_width); + __raw_writel(val, priv->dma_sram + off + chan * DMA_CHAN_WIDTH); } /* @@ -440,7 +428,7 @@ static int bcm6368_enetsw_receive_queue(struct net_device *ndev, int budget) bcm6368_enetsw_refill_rx(ndev, true); /* kick rx dma */ - dmac_writel(priv, priv->dma_chan_en_mask, + dmac_writel(priv, DMAC_CHANCFG_EN_MASK, DMAC_CHANCFG_REG, priv->rx_chan); } @@ -516,9 +504,9 @@ static int bcm6368_enetsw_poll(struct napi_struct *napi, int budget) int rx_work_done; /* ack interrupts */ - dmac_writel(priv, priv->dma_chan_int_mask, + dmac_writel(priv, DMAC_IR_PKTDONE_MASK, DMAC_IR_REG, priv->rx_chan); - dmac_writel(priv, priv->dma_chan_int_mask, + dmac_writel(priv, DMAC_IR_PKTDONE_MASK, DMAC_IR_REG, priv->tx_chan); /* reclaim sent skb */ @@ -538,10 +526,10 @@ static int bcm6368_enetsw_poll(struct napi_struct *napi, int budget) napi_complete_done(napi, rx_work_done); /* restore rx/tx interrupt */ - dmac_writel(priv, priv->dma_chan_int_mask, - DMAC_IRMASK_REG, priv->rx_chan); - dmac_writel(priv, priv->dma_chan_int_mask, - DMAC_IRMASK_REG, priv->tx_chan); + dmac_writel(priv, DMAC_IR_PKTDONE_MASK, + DMAC_IRMASK_REG, priv->rx_chan); + dmac_writel(priv, DMAC_IR_PKTDONE_MASK, + DMAC_IRMASK_REG, priv->tx_chan); return rx_work_done; } @@ -642,7 +630,7 @@ bcm6368_enetsw_start_xmit(struct sk_buff *skb, struct net_device *ndev) netdev_sent_queue(ndev, skb->len); /* kick tx dma */ - dmac_writel(priv, priv->dma_chan_en_mask, DMAC_CHANCFG_REG, + dmac_writel(priv, DMAC_CHANCFG_EN_MASK, DMAC_CHANCFG_REG, priv->tx_chan); /* stop queue if no more desc available */ @@ -781,9 +769,9 @@ static int bcm6368_enetsw_open(struct net_device *ndev) dmas_writel(priv, 0, DMAS_SRAM4_REG, priv->tx_chan); /* set dma maximum burst len */ - dmac_writel(priv, priv->dma_maxburst, + dmac_writel(priv, ENETSW_DMA_MAXBURST, DMAC_MAXBURST_REG, priv->rx_chan); - dmac_writel(priv, priv->dma_maxburst, + dmac_writel(priv, ENETSW_DMA_MAXBURST, DMAC_MAXBURST_REG, priv->tx_chan); /* set flow control low/high threshold to 1/3 / 2/3 */ @@ -999,15 +987,8 @@ static int bcm6368_enetsw_probe(struct platform_device *pdev) priv->rx_ring_size = ENETSW_DEF_RX_DESC; priv->tx_ring_size = ENETSW_DEF_TX_DESC; - - priv->dma_maxburst = ENETSW_DMA_MAXBURST; - priv->copybreak = ENETSW_DEF_CPY_BREAK; - priv->dma_chan_en_mask = DMAC_CHANCFG_EN_MASK; - priv->dma_chan_int_mask = DMAC_IR_PKTDONE_MASK; - priv->dma_chan_width = DMA_CHAN_WIDTH; - of_get_mac_address(node, ndev->dev_addr); if (is_valid_ether_addr(ndev->dev_addr)) { dev_info(dev, "mtd mac %pM\n", ndev->dev_addr); @@ -1017,7 +998,7 @@ static int bcm6368_enetsw_probe(struct platform_device *pdev) } priv->rx_buf_size = ALIGN(ndev->mtu + ENETSW_MTU_OVERHEAD, - priv->dma_maxburst * 4); + ENETSW_DMA_MAXBURST * 4); priv->rx_frag_size = ENETSW_FRAG_SIZE(priv->rx_buf_size); |