diff options
author | David S. Miller <davem@davemloft.net> | 2010-10-11 21:30:34 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2010-10-11 21:30:34 +0200 |
commit | d122179a3c0fdc71b88cb9e3605f372b1651a9ff (patch) | |
tree | 63a48b333e7565967b6d7c9e246557bfcb9f225f /drivers/net/r8169.c | |
parent | NET: pch, fix use after free (diff) | |
parent | net: clear heap allocations for privileged ethtool actions (diff) | |
download | linux-d122179a3c0fdc71b88cb9e3605f372b1651a9ff.tar.xz linux-d122179a3c0fdc71b88cb9e3605f372b1651a9ff.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/core/ethtool.c
Diffstat (limited to 'drivers/net/r8169.c')
-rw-r--r-- | drivers/net/r8169.c | 65 |
1 files changed, 35 insertions, 30 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index fe3b7622fba0..bc669a40ae96 100644 --- 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; |