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[linux-2.6-omap-h63xx.git] / drivers / net / forcedeth.c

diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index f84c752997a46c92e03133691ab08d61d37c0c27..7667a62ac31f33c822c03f6ad11619d54e91d7ac 100644 (file)
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -712,8 +712,8 @@ static const struct nv_ethtool_str nv_etests_str[] = {
 };
 
 struct register_test {
-       __le32 reg;
-       __le32 mask;
+       __u32 reg;
+       __u32 mask;
 };
 
 static const struct register_test nv_registers_test[] = {
@@ -929,6 +929,16 @@ static int reg_delay(struct net_device *dev, int offset, u32 mask, u32 target,
 #define NV_SETUP_RX_RING 0x01
 #define NV_SETUP_TX_RING 0x02
 
+static inline u32 dma_low(dma_addr_t addr)
+{
+       return addr;
+}
+
+static inline u32 dma_high(dma_addr_t addr)
+{
+       return addr>>31>>1;     /* 0 if 32bit, shift down by 32 if 64bit */
+}
+
 static void setup_hw_rings(struct net_device *dev, int rxtx_flags)
 {
        struct fe_priv *np = get_nvpriv(dev);
@@ -936,19 +946,19 @@ static void setup_hw_rings(struct net_device *dev, int rxtx_flags)
 
        if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) {
                if (rxtx_flags & NV_SETUP_RX_RING) {
-                       writel((u32) cpu_to_le64(np->ring_addr), base + NvRegRxRingPhysAddr);
+                       writel(dma_low(np->ring_addr), base + NvRegRxRingPhysAddr);
                }
                if (rxtx_flags & NV_SETUP_TX_RING) {
-                       writel((u32) cpu_to_le64(np->ring_addr + np->rx_ring_size*sizeof(struct ring_desc)), base + NvRegTxRingPhysAddr);
+                       writel(dma_low(np->ring_addr + np->rx_ring_size*sizeof(struct ring_desc)), base + NvRegTxRingPhysAddr);
                }
        } else {
                if (rxtx_flags & NV_SETUP_RX_RING) {
-                       writel((u32) cpu_to_le64(np->ring_addr), base + NvRegRxRingPhysAddr);
-                       writel((u32) (cpu_to_le64(np->ring_addr) >> 32), base + NvRegRxRingPhysAddrHigh);
+                       writel(dma_low(np->ring_addr), base + NvRegRxRingPhysAddr);
+                       writel(dma_high(np->ring_addr), base + NvRegRxRingPhysAddrHigh);
                }
                if (rxtx_flags & NV_SETUP_TX_RING) {
-                       writel((u32) cpu_to_le64(np->ring_addr + np->rx_ring_size*sizeof(struct ring_desc_ex)), base + NvRegTxRingPhysAddr);
-                       writel((u32) (cpu_to_le64(np->ring_addr + np->rx_ring_size*sizeof(struct ring_desc_ex)) >> 32), base + NvRegTxRingPhysAddrHigh);
+                       writel(dma_low(np->ring_addr + np->rx_ring_size*sizeof(struct ring_desc_ex)), base + NvRegTxRingPhysAddr);
+                       writel(dma_high(np->ring_addr + np->rx_ring_size*sizeof(struct ring_desc_ex)), base + NvRegTxRingPhysAddrHigh);
                }
        }
 }
@@ -1571,8 +1581,8 @@ static int nv_alloc_rx_optimized(struct net_device *dev)
                                                             skb_tailroom(skb),
                                                             PCI_DMA_FROMDEVICE);
                        np->put_rx_ctx->dma_len = skb_tailroom(skb);
-                       np->put_rx.ex->bufhigh = cpu_to_le64(np->put_rx_ctx->dma) >> 32;
-                       np->put_rx.ex->buflow = cpu_to_le64(np->put_rx_ctx->dma) & 0x0FFFFFFFF;
+                       np->put_rx.ex->bufhigh = cpu_to_le32(dma_high(np->put_rx_ctx->dma));
+                       np->put_rx.ex->buflow = cpu_to_le32(dma_low(np->put_rx_ctx->dma));
                        wmb();
                        np->put_rx.ex->flaglen = cpu_to_le32(np->rx_buf_sz | NV_RX2_AVAIL);
                        if (unlikely(np->put_rx.ex++ == np->last_rx.ex))
@@ -1937,8 +1947,8 @@ static int nv_start_xmit_optimized(struct sk_buff *skb, struct net_device *dev)
                np->put_tx_ctx->dma = pci_map_single(np->pci_dev, skb->data + offset, bcnt,
                                                PCI_DMA_TODEVICE);
                np->put_tx_ctx->dma_len = bcnt;
-               put_tx->bufhigh = cpu_to_le64(np->put_tx_ctx->dma) >> 32;
-               put_tx->buflow = cpu_to_le64(np->put_tx_ctx->dma) & 0x0FFFFFFFF;
+               put_tx->bufhigh = cpu_to_le32(dma_high(np->put_tx_ctx->dma));
+               put_tx->buflow = cpu_to_le32(dma_low(np->put_tx_ctx->dma));
                put_tx->flaglen = cpu_to_le32((bcnt-1) | tx_flags);
 
                tx_flags = NV_TX2_VALID;
@@ -1963,8 +1973,8 @@ static int nv_start_xmit_optimized(struct sk_buff *skb, struct net_device *dev)
                        np->put_tx_ctx->dma = pci_map_page(np->pci_dev, frag->page, frag->page_offset+offset, bcnt,
                                                           PCI_DMA_TODEVICE);
                        np->put_tx_ctx->dma_len = bcnt;
-                       put_tx->bufhigh = cpu_to_le64(np->put_tx_ctx->dma) >> 32;
-                       put_tx->buflow = cpu_to_le64(np->put_tx_ctx->dma) & 0x0FFFFFFFF;
+                       put_tx->bufhigh = cpu_to_le32(dma_high(np->put_tx_ctx->dma));
+                       put_tx->buflow = cpu_to_le32(dma_low(np->put_tx_ctx->dma));
                        put_tx->flaglen = cpu_to_le32((bcnt-1) | tx_flags);
 
                        offset += bcnt;
@@ -2680,8 +2690,8 @@ static void nv_set_multicast(struct net_device *dev)
                                walk = dev->mc_list;
                                while (walk != NULL) {
                                        u32 a, b;
-                                       a = le32_to_cpu(*(u32 *) walk->dmi_addr);
-                                       b = le16_to_cpu(*(u16 *) (&walk->dmi_addr[4]));
+                                       a = le32_to_cpu(*(__le32 *) walk->dmi_addr);
+                                       b = le16_to_cpu(*(__le16 *) (&walk->dmi_addr[4]));
                                        alwaysOn[0] &= a;
                                        alwaysOff[0] &= ~a;
                                        alwaysOn[1] &= b;
@@ -4539,8 +4549,8 @@ static int nv_loopback_test(struct net_device *dev)
                np->tx_ring.orig[0].buf = cpu_to_le32(test_dma_addr);
                np->tx_ring.orig[0].flaglen = cpu_to_le32((pkt_len-1) | np->tx_flags | tx_flags_extra);
        } else {
-               np->tx_ring.ex[0].bufhigh = cpu_to_le64(test_dma_addr) >> 32;
-               np->tx_ring.ex[0].buflow = cpu_to_le64(test_dma_addr) & 0x0FFFFFFFF;
+               np->tx_ring.ex[0].bufhigh = cpu_to_le32(dma_high(test_dma_addr));
+               np->tx_ring.ex[0].buflow = cpu_to_le32(dma_low(test_dma_addr));
                np->tx_ring.ex[0].flaglen = cpu_to_le32((pkt_len-1) | np->tx_flags | tx_flags_extra);
        }
        writel(NVREG_TXRXCTL_KICK|np->txrxctl_bits, get_hwbase(dev) + NvRegTxRxControl);