X-Git-Url: https://git.stricted.de/?a=blobdiff_plain;f=drivers%2Fnet%2Fsunlance.c;h=e4c8576454d76eb35ae9ae4f405779c497295186;hb=6aa20a2235535605db6d6d2bd850298b2fe7f31e;hp=ec0413609f36fd6b4bc8175f64e06bd330bb4157;hpb=7a291083225af6e22ffaa46b3d91cfc1a1ccaab4;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c index ec0413609f36..e4c8576454d7 100644 --- a/drivers/net/sunlance.c +++ b/drivers/net/sunlance.c @@ -64,7 +64,7 @@ * David S. Miller (davem@redhat.com) * 2.01: * 11/08/01: Use library crc32 functions (Matt_Domsch@dell.com) - * + * */ #undef DEBUG_DRIVER @@ -209,7 +209,7 @@ struct lance_tx_desc { s16 length; /* Length is 2s complement (negative)! */ u16 misc; }; - + /* The LANCE initialization block, described in databook. */ /* On the Sparc, this block should be on a DMA region */ struct lance_init_block { @@ -222,11 +222,11 @@ struct lance_init_block { u16 rx_len; /* receive len and high addr */ u16 tx_ptr; /* transmit descriptor addr */ u16 tx_len; /* transmit len and high addr */ - + /* The Tx and Rx ring entries must aligned on 8-byte boundaries. */ struct lance_rx_desc brx_ring[RX_RING_SIZE]; struct lance_tx_desc btx_ring[TX_RING_SIZE]; - + u8 tx_buf [TX_RING_SIZE][TX_BUFF_SIZE]; u8 pad[2]; /* align rx_buf for copy_and_sum(). */ u8 rx_buf [RX_RING_SIZE][RX_BUFF_SIZE]; @@ -243,12 +243,12 @@ struct lance_private { void __iomem *dregs; /* DMA controller regs. */ struct lance_init_block __iomem *init_block_iomem; struct lance_init_block *init_block_mem; - + spinlock_t lock; int rx_new, tx_new; int rx_old, tx_old; - + struct net_device_stats stats; struct sbus_dma *ledma; /* If set this points to ledma */ char tpe; /* cable-selection is TPE */ @@ -325,7 +325,7 @@ static void lance_init_ring_dvma(struct net_device *dev) dma_addr_t aib = lp->init_block_dvma; __u32 leptr; int i; - + /* Lock out other processes while setting up hardware */ netif_stop_queue(dev); lp->rx_new = lp->tx_new = 0; @@ -363,12 +363,12 @@ static void lance_init_ring_dvma(struct net_device *dev) } /* Setup the initialization block */ - + /* Setup rx descriptor pointer */ leptr = LANCE_ADDR(aib + libdesc_offset(brx_ring, 0)); ib->rx_len = (LANCE_LOG_RX_BUFFERS << 13) | (leptr >> 16); ib->rx_ptr = leptr; - + /* Setup tx descriptor pointer */ leptr = LANCE_ADDR(aib + libdesc_offset(btx_ring, 0)); ib->tx_len = (LANCE_LOG_TX_BUFFERS << 13) | (leptr >> 16); @@ -381,7 +381,7 @@ static void lance_init_ring_pio(struct net_device *dev) struct lance_init_block __iomem *ib = lp->init_block_iomem; u32 leptr; int i; - + /* Lock out other processes while setting up hardware */ netif_stop_queue(dev); lp->rx_new = lp->tx_new = 0; @@ -422,13 +422,13 @@ static void lance_init_ring_pio(struct net_device *dev) } /* Setup the initialization block */ - + /* Setup rx descriptor pointer */ leptr = libdesc_offset(brx_ring, 0); sbus_writew((LANCE_LOG_RX_BUFFERS << 13) | (leptr >> 16), &ib->rx_len); sbus_writew(leptr, &ib->rx_ptr); - + /* Setup tx descriptor pointer */ leptr = libdesc_offset(btx_ring, 0); sbus_writew((LANCE_LOG_TX_BUFFERS << 13) | (leptr >> 16), @@ -544,7 +544,7 @@ static void lance_rx_dvma(struct net_device *dev) lp->rx_new = RX_NEXT(entry); return; } - + lp->stats.rx_bytes += len; skb->dev = dev; @@ -584,10 +584,10 @@ static void lance_tx_dvma(struct net_device *dev) /* If we hit a packet not owned by us, stop */ if (bits & LE_T1_OWN) break; - + if (bits & LE_T1_ERR) { u16 status = td->misc; - + lp->stats.tx_errors++; if (status & LE_T3_RTY) lp->stats.tx_aborted_errors++; if (status & LE_T3_LCOL) lp->stats.tx_window_errors++; @@ -636,7 +636,7 @@ static void lance_tx_dvma(struct net_device *dev) lp->stats.tx_packets++; } - + j = TX_NEXT(j); } lp->tx_old = j; @@ -718,7 +718,7 @@ static void lance_rx_pio(struct net_device *dev) lp->rx_new = RX_NEXT(entry); return; } - + lp->stats.rx_bytes += len; skb->dev = dev; @@ -756,10 +756,10 @@ static void lance_tx_pio(struct net_device *dev) /* If we hit a packet not owned by us, stop */ if (bits & LE_T1_OWN) break; - + if (bits & LE_T1_ERR) { u16 status = sbus_readw(&td->misc); - + lp->stats.tx_errors++; if (status & LE_T3_RTY) lp->stats.tx_aborted_errors++; if (status & LE_T3_LCOL) lp->stats.tx_window_errors++; @@ -808,7 +808,7 @@ static void lance_tx_pio(struct net_device *dev) lp->stats.tx_packets++; } - + j = TX_NEXT(j); } lp->tx_old = j; @@ -825,27 +825,27 @@ static irqreturn_t lance_interrupt(int irq, void *dev_id, struct pt_regs *regs) struct net_device *dev = (struct net_device *)dev_id; struct lance_private *lp = netdev_priv(dev); int csr0; - + sbus_writew(LE_CSR0, lp->lregs + RAP); csr0 = sbus_readw(lp->lregs + RDP); /* Acknowledge all the interrupt sources ASAP */ sbus_writew(csr0 & (LE_C0_INTR | LE_C0_TINT | LE_C0_RINT), lp->lregs + RDP); - + if ((csr0 & LE_C0_ERR) != 0) { /* Clear the error condition */ sbus_writew((LE_C0_BABL | LE_C0_ERR | LE_C0_MISS | LE_C0_CERR | LE_C0_MERR), lp->lregs + RDP); } - + if (csr0 & LE_C0_RINT) lp->rx(dev); - + if (csr0 & LE_C0_TINT) lp->tx(dev); - + if (csr0 & LE_C0_BABL) lp->stats.tx_errors++; @@ -992,7 +992,7 @@ static int lance_reset(struct net_device *dev) { struct lance_private *lp = netdev_priv(dev); int status; - + STOP_LANCE(lp); /* On the 4m, reset the dma too */ @@ -1169,7 +1169,7 @@ static int lance_start_xmit(struct sk_buff *skb, struct net_device *dev) dev->trans_start = jiffies; dev_kfree_skb(skb); - + return 0; } @@ -1189,7 +1189,7 @@ static void lance_load_multicast(struct net_device *dev) int i; u32 crc; u32 val; - + /* set all multicast bits */ if (dev->flags & IFF_ALLMULTI) val = ~0; @@ -1208,7 +1208,7 @@ static void lance_load_multicast(struct net_device *dev) if (dev->flags & IFF_ALLMULTI) return; - + /* Add addresses */ for (i = 0; i < dev->mc_count; i++) { addrs = dmi->dmi_addr;