Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[net-next-2.6.git] / drivers / net / r8169.c

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index fe3b7622fba05445d265e26ed343e71626e89856..bc669a40ae963a8498e7e52e6856c199cf7b9a73 100644 (file)
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -1217,7 +1217,8 @@ static void rtl8169_update_counters(struct net_device *dev)
        if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0)
                return;
 
-       counters = pci_alloc_consistent(tp->pci_dev, sizeof(*counters), &paddr);
+       counters = dma_alloc_coherent(&tp->pci_dev->dev, sizeof(*counters),
+                                     &paddr, GFP_KERNEL);
        if (!counters)
                return;
 
@@ -1238,7 +1239,8 @@ static void rtl8169_update_counters(struct net_device *dev)
        RTL_W32(CounterAddrLow, 0);
        RTL_W32(CounterAddrHigh, 0);
 
-       pci_free_consistent(tp->pci_dev, sizeof(*counters), counters, paddr);
+       dma_free_coherent(&tp->pci_dev->dev, sizeof(*counters), counters,
+                         paddr);
 }
 
 static void rtl8169_get_ethtool_stats(struct net_device *dev,
@@ -3298,15 +3300,15 @@ static int rtl8169_open(struct net_device *dev)
 
        /*
         * Rx and Tx desscriptors needs 256 bytes alignment.
-        * pci_alloc_consistent provides more.
+        * dma_alloc_coherent provides more.
         */
-       tp->TxDescArray = pci_alloc_consistent(pdev, R8169_TX_RING_BYTES,
-                                              &tp->TxPhyAddr);
+       tp->TxDescArray = dma_alloc_coherent(&pdev->dev, R8169_TX_RING_BYTES,
+                                            &tp->TxPhyAddr, GFP_KERNEL);
        if (!tp->TxDescArray)
                goto err_pm_runtime_put;
 
-       tp->RxDescArray = pci_alloc_consistent(pdev, R8169_RX_RING_BYTES,
-                                              &tp->RxPhyAddr);
+       tp->RxDescArray = dma_alloc_coherent(&pdev->dev, R8169_RX_RING_BYTES,
+                                            &tp->RxPhyAddr, GFP_KERNEL);
        if (!tp->RxDescArray)
                goto err_free_tx_0;
 
@@ -3340,12 +3342,12 @@ out:
 err_release_ring_2:
        rtl8169_rx_clear(tp);
 err_free_rx_1:
-       pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
-                           tp->RxPhyAddr);
+       dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray,
+                         tp->RxPhyAddr);
        tp->RxDescArray = NULL;
 err_free_tx_0:
-       pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
-                           tp->TxPhyAddr);
+       dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray,
+                         tp->TxPhyAddr);
        tp->TxDescArray = NULL;
 err_pm_runtime_put:
        pm_runtime_put_noidle(&pdev->dev);
@@ -3981,7 +3983,7 @@ static void rtl8169_free_rx_skb(struct rtl8169_private *tp,
 {
        struct pci_dev *pdev = tp->pci_dev;
 
-       pci_unmap_single(pdev, le64_to_cpu(desc->addr), tp->rx_buf_sz,
+       dma_unmap_single(&pdev->dev, le64_to_cpu(desc->addr), tp->rx_buf_sz,
                         PCI_DMA_FROMDEVICE);
        dev_kfree_skb(*sk_buff);
        *sk_buff = NULL;
@@ -4006,7 +4008,7 @@ static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping,
 static struct sk_buff *rtl8169_alloc_rx_skb(struct pci_dev *pdev,
                                            struct net_device *dev,
                                            struct RxDesc *desc, int rx_buf_sz,
-                                           unsigned int align)
+                                           unsigned int align, gfp_t gfp)
 {
        struct sk_buff *skb;
        dma_addr_t mapping;
@@ -4014,13 +4016,13 @@ static struct sk_buff *rtl8169_alloc_rx_skb(struct pci_dev *pdev,
 
        pad = align ? align : NET_IP_ALIGN;
 
-       skb = netdev_alloc_skb(dev, rx_buf_sz + pad);
+       skb = __netdev_alloc_skb(dev, rx_buf_sz + pad, gfp);
        if (!skb)
                goto err_out;
 
        skb_reserve(skb, align ? ((pad - 1) & (unsigned long)skb->data) : pad);
 
-       mapping = pci_map_single(pdev, skb->data, rx_buf_sz,
+       mapping = dma_map_single(&pdev->dev, skb->data, rx_buf_sz,
                                 PCI_DMA_FROMDEVICE);
 
        rtl8169_map_to_asic(desc, mapping, rx_buf_sz);
@@ -4045,7 +4047,7 @@ static void rtl8169_rx_clear(struct rtl8169_private *tp)
 }
 
 static u32 rtl8169_rx_fill(struct rtl8169_private *tp, struct net_device *dev,
-                          u32 start, u32 end)
+                          u32 start, u32 end, gfp_t gfp)
 {
        u32 cur;
 
@@ -4060,7 +4062,7 @@ static u32 rtl8169_rx_fill(struct rtl8169_private *tp, struct net_device *dev,
 
                skb = rtl8169_alloc_rx_skb(tp->pci_dev, dev,
                                           tp->RxDescArray + i,
-                                          tp->rx_buf_sz, tp->align);
+                                          tp->rx_buf_sz, tp->align, gfp);
                if (!skb)
                        break;
 
@@ -4088,7 +4090,7 @@ static int rtl8169_init_ring(struct net_device *dev)
        memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info));
        memset(tp->Rx_skbuff, 0x0, NUM_RX_DESC * sizeof(struct sk_buff *));
 
-       if (rtl8169_rx_fill(tp, dev, 0, NUM_RX_DESC) != NUM_RX_DESC)
+       if (rtl8169_rx_fill(tp, dev, 0, NUM_RX_DESC, GFP_KERNEL) != NUM_RX_DESC)
                goto err_out;
 
        rtl8169_mark_as_last_descriptor(tp->RxDescArray + NUM_RX_DESC - 1);
@@ -4105,7 +4107,8 @@ static void rtl8169_unmap_tx_skb(struct pci_dev *pdev, struct ring_info *tx_skb,
 {
        unsigned int len = tx_skb->len;
 
-       pci_unmap_single(pdev, le64_to_cpu(desc->addr), len, PCI_DMA_TODEVICE);
+       dma_unmap_single(&pdev->dev, le64_to_cpu(desc->addr), len,
+                        PCI_DMA_TODEVICE);
        desc->opts1 = 0x00;
        desc->opts2 = 0x00;
        desc->addr = 0x00;
@@ -4249,7 +4252,8 @@ static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb,
                txd = tp->TxDescArray + entry;
                len = frag->size;
                addr = ((void *) page_address(frag->page)) + frag->page_offset;
-               mapping = pci_map_single(tp->pci_dev, addr, len, PCI_DMA_TODEVICE);
+               mapping = dma_map_single(&tp->pci_dev->dev, addr, len,
+                                        PCI_DMA_TODEVICE);
 
                /* anti gcc 2.95.3 bugware (sic) */
                status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC));
@@ -4319,7 +4323,8 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb,
                tp->tx_skb[entry].skb = skb;
        }
 
-       mapping = pci_map_single(tp->pci_dev, skb->data, len, PCI_DMA_TODEVICE);
+       mapping = dma_map_single(&tp->pci_dev->dev, skb->data, len,
+                                PCI_DMA_TODEVICE);
 
        tp->tx_skb[entry].len = len;
        txd->addr = cpu_to_le64(mapping);
@@ -4482,8 +4487,8 @@ static inline bool rtl8169_try_rx_copy(struct sk_buff **sk_buff,
        if (!skb)
                goto out;
 
-       pci_dma_sync_single_for_cpu(tp->pci_dev, addr, pkt_size,
-                                   PCI_DMA_FROMDEVICE);
+       dma_sync_single_for_cpu(&tp->pci_dev->dev, addr, pkt_size,
+                               PCI_DMA_FROMDEVICE);
        skb_copy_from_linear_data(*sk_buff, skb->data, pkt_size);
        *sk_buff = skb;
        done = true;
@@ -4552,11 +4557,11 @@ static int rtl8169_rx_interrupt(struct net_device *dev,
                        }
 
                        if (rtl8169_try_rx_copy(&skb, tp, pkt_size, addr)) {
-                               pci_dma_sync_single_for_device(pdev, addr,
+                               dma_sync_single_for_device(&pdev->dev, addr,
                                        pkt_size, PCI_DMA_FROMDEVICE);
                                rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
                        } else {
-                               pci_unmap_single(pdev, addr, tp->rx_buf_sz,
+                               dma_unmap_single(&pdev->dev, addr, tp->rx_buf_sz,
                                                 PCI_DMA_FROMDEVICE);
                                tp->Rx_skbuff[entry] = NULL;
                        }
@@ -4587,7 +4592,7 @@ static int rtl8169_rx_interrupt(struct net_device *dev,
        count = cur_rx - tp->cur_rx;
        tp->cur_rx = cur_rx;
 
-       delta = rtl8169_rx_fill(tp, dev, tp->dirty_rx, tp->cur_rx);
+       delta = rtl8169_rx_fill(tp, dev, tp->dirty_rx, tp->cur_rx, GFP_ATOMIC);
        if (!delta && count)
                netif_info(tp, intr, dev, "no Rx buffer allocated\n");
        tp->dirty_rx += delta;
@@ -4773,10 +4778,10 @@ static int rtl8169_close(struct net_device *dev)
 
        free_irq(dev->irq, dev);
 
-       pci_free_consistent(pdev, R8169_RX_RING_BYTES, tp->RxDescArray,
-                           tp->RxPhyAddr);
-       pci_free_consistent(pdev, R8169_TX_RING_BYTES, tp->TxDescArray,
-                           tp->TxPhyAddr);
+       dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray,
+                         tp->RxPhyAddr);
+       dma_free_coherent(&pdev->dev, R8169_TX_RING_BYTES, tp->TxDescArray,
+                         tp->TxPhyAddr);
        tp->TxDescArray = NULL;
        tp->RxDescArray = NULL;