fix Ethernet DMA for 636x and 6328 after r33916

SVN-Revision: 33918

diff --git a/target/linux/brcm63xx/patches-3.3/443-MIPS-BCM63XX-enable-enet-for-BCM6345.patch b/target/linux/brcm63xx/patches-3.3/443-MIPS-BCM63XX-enable-enet-for-BCM6345.patch
index a3a846703e3519b0eb543bdb98ff92858c843665..5ffbe7389db7f7c4fdf77ea8184ba460de659ccb 100644 (file)
--- a/target/linux/brcm63xx/patches-3.3/443-MIPS-BCM63XX-enable-enet-for-BCM6345.patch
+++ b/target/linux/brcm63xx/patches-3.3/443-MIPS-BCM63XX-enable-enet-for-BCM6345.patch
@@ -105,6 +105,17 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
        ret = platform_device_register(pdev);
        if (ret)
                return ret;
+@@ -248,6 +303,10 @@ bcm63xx_enetsw_register(const struct bcm
+       else if (BCMCPU_IS_6368())
+               enetsw_pd.num_ports = ENETSW_PORTS_6368;
+ 
++      enetsw_pd.dma_chan_width = ENETDMA_CHAN_WIDTH;
++      enetsw_pd.dma_chan_en_mask = ENETDMAC_CHANCFG_EN_MASK;
++      enetsw_pd.dma_chan_int_mask = ENETDMAC_IR_PKTDONE_MASK;
++
+       ret = platform_device_register(&bcm63xx_enetsw_device);
+       if (ret)
+               return ret;
 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
 +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
 @@ -715,6 +715,8 @@
@@ -536,8 +547,8 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
        /* mask all interrupts and request them */
 -      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG(priv->rx_chan));
 -      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG(priv->tx_chan));
-+      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG, priv->rx_chan);
-+      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG, priv->tx_chan);
++      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->rx_chan);
++      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan);
  
        ret = request_irq(priv->irq_rx, bcm_enet_isr_dma,
                          IRQF_DISABLED, dev->name, dev);
@@ -568,10 +579,10 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
        /* set dma maximum burst len */
        enet_dmac_writel(priv, priv->dma_maxburst,
 -                       ENETDMAC_MAXBURST_REG(priv->rx_chan));
-+                       ENETDMAC_MAXBURST_REG, priv->rx_chan);
++                       ENETDMAC_MAXBURST, priv->rx_chan);
        enet_dmac_writel(priv, priv->dma_maxburst,
 -                       ENETDMAC_MAXBURST_REG(priv->tx_chan));
-+                       ENETDMAC_MAXBURST_REG, priv->tx_chan);
++                       ENETDMAC_MAXBURST, priv->tx_chan);
  
        /* set flow control low/high threshold to 1/3 / 2/3 */
        val = priv->rx_ring_size / 3;
@@ -580,25 +591,25 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
        enet_dma_writel(priv, ENETDMA_CFG_EN_MASK, ENETDMA_CFG_REG);
        enet_dmac_writel(priv, ENETDMAC_CHANCFG_EN_MASK,
 -                       ENETDMAC_CHANCFG_REG(priv->rx_chan));
-+                       ENETDMAC_CHANCFG_REG, priv->rx_chan);
++                       ENETDMAC_CHANCFG, priv->rx_chan);
  
        /* watch "packet transferred" interrupt in rx and tx */
        enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK,
 -                       ENETDMAC_IR_REG(priv->rx_chan));
-+                       ENETDMAC_IR_REG, priv->rx_chan);
++                       ENETDMAC_IR, priv->rx_chan);
        enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK,
 -                       ENETDMAC_IR_REG(priv->tx_chan));
-+                       ENETDMAC_IR_REG, priv->tx_chan);
++                       ENETDMAC_IR, priv->tx_chan);
  
        /* make sure we enable napi before rx interrupt  */
        napi_enable(&priv->napi);
  
        enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK,
 -                       ENETDMAC_IRMASK_REG(priv->rx_chan));
-+                       ENETDMAC_IRMASK_REG, priv->rx_chan);
++                       ENETDMAC_IRMASK, priv->rx_chan);
        enet_dmac_writel(priv, ENETDMAC_IR_PKTDONE_MASK,
 -                       ENETDMAC_IRMASK_REG(priv->tx_chan));
-+                       ENETDMAC_IRMASK_REG, priv->tx_chan);
++                       ENETDMAC_IRMASK, priv->tx_chan);
  
        netif_carrier_on(dev);
        netif_start_queue(dev);
@@ -608,11 +619,21 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
        /* mask all interrupts */
 -      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG(priv->rx_chan));
 -      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG(priv->tx_chan));
-+      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG, priv->rx_chan);
-+      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK_REG, priv->tx_chan);
++      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->rx_chan);
++      enet_dmac_writel(priv, 0, ENETDMAC_IRMASK, priv->tx_chan);
  
        /* disable dma & mac */
        bcm_enet_disable_dma(priv, priv->tx_chan);
+@@ -2757,6 +2793,9 @@ static int __devinit bcm_enetsw_probe(st
+               memcpy(priv->used_ports, pd->used_ports,
+                      sizeof (pd->used_ports));
+               priv->num_ports = pd->num_ports;
++              priv->dma_chan_en_mask = pd->dma_chan_en_mask;
++              priv->dma_chan_int_mask = pd->dma_chan_int_mask;
++              priv->dma_chan_width = pd->dma_chan_width;
+       }
+ 
+       ret = compute_hw_mtu(priv, dev->mtu);
 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.h
 +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
 @@ -367,6 +367,21 @@ struct bcm_enet_priv {
@@ -689,7 +710,23 @@ Signed-off-by: Florian Fainelli <florian@openwrt.org>
  };
  
  /*
-@@ -72,4 +89,66 @@ int __init bcm63xx_enet_register(int uni
+@@ -64,6 +81,15 @@ struct bcm63xx_enetsw_platform_data {
+       char mac_addr[ETH_ALEN];
+       int num_ports;
+       struct bcm63xx_enetsw_port used_ports[ENETSW_MAX_PORT];
++
++      /* DMA channel enable mask */
++      u32 dma_chan_en_mask;
++
++      /* DMA channel interrupt mask */
++      u32 dma_chan_int_mask;
++
++      /* DMA channel register width */
++      unsigned int dma_chan_width;
+ };
+ 
+ int __init bcm63xx_enet_register(int unit,
+@@ -72,4 +98,66 @@ int __init bcm63xx_enet_register(int uni
  int __init
  bcm63xx_enetsw_register(const struct bcm63xx_enetsw_platform_data *pd);