diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2017-04-06 04:02:43 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-07 01:39:45 +0300 |
| commit | c06f73fba15f441ef59dfec21286aaf18b99434b (patch) | |
| tree | fbf4ce2d3d5a2e855132e9ccf9285e551a2e713f /drivers | |
| parent | bd414860440eebc8a7eb54be94c97e6ed09bb402 (diff) | |
| download | linux-c06f73fba15f441ef59dfec21286aaf18b99434b.tar.xz | |
ftgmac100: Move ftgmac100_alloc_rx_page() before its users
Avoids a forward declaration
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/faraday/ftgmac100.c | 59 |
1 files changed, 28 insertions, 31 deletions
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 20fc7c8d1a50..298f6f0da0d2 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -88,9 +88,6 @@ struct ftgmac100 { bool need_mac_restart; }; -static int ftgmac100_alloc_rx_page(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes, gfp_t gfp); - static void ftgmac100_set_rx_ring_base(struct ftgmac100 *priv, dma_addr_t addr) { iowrite32(addr, priv->base + FTGMAC100_OFFSET_RXR_BADR); @@ -401,6 +398,34 @@ static struct page *ftgmac100_rxdes_get_page(struct ftgmac100 *priv, return *ftgmac100_rxdes_page_slot(priv, rxdes); } +static int ftgmac100_alloc_rx_page(struct ftgmac100 *priv, + struct ftgmac100_rxdes *rxdes, gfp_t gfp) +{ + struct net_device *netdev = priv->netdev; + struct page *page; + dma_addr_t map; + + page = alloc_page(gfp); + if (!page) { + if (net_ratelimit()) + netdev_err(netdev, "failed to allocate rx page\n"); + return -ENOMEM; + } + + map = dma_map_page(priv->dev, page, 0, RX_BUF_SIZE, DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(priv->dev, map))) { + if (net_ratelimit()) + netdev_err(netdev, "failed to map rx page\n"); + __free_page(page); + return -ENOMEM; + } + + ftgmac100_rxdes_set_page(priv, rxdes, page); + ftgmac100_rxdes_set_dma_addr(rxdes, map); + ftgmac100_rxdes_set_dma_own(priv, rxdes); + return 0; +} + static int ftgmac100_next_rx_pointer(int pointer) { return (pointer + 1) & (RX_QUEUE_ENTRIES - 1); @@ -793,34 +818,6 @@ static int ftgmac100_xmit(struct ftgmac100 *priv, struct sk_buff *skb, return NETDEV_TX_OK; } -static int ftgmac100_alloc_rx_page(struct ftgmac100 *priv, - struct ftgmac100_rxdes *rxdes, gfp_t gfp) -{ - struct net_device *netdev = priv->netdev; - struct page *page; - dma_addr_t map; - - page = alloc_page(gfp); - if (!page) { - if (net_ratelimit()) - netdev_err(netdev, "failed to allocate rx page\n"); - return -ENOMEM; - } - - map = dma_map_page(priv->dev, page, 0, RX_BUF_SIZE, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(priv->dev, map))) { - if (net_ratelimit()) - netdev_err(netdev, "failed to map rx page\n"); - __free_page(page); - return -ENOMEM; - } - - ftgmac100_rxdes_set_page(priv, rxdes, page); - ftgmac100_rxdes_set_dma_addr(rxdes, map); - ftgmac100_rxdes_set_dma_own(priv, rxdes); - return 0; -} - static void ftgmac100_free_buffers(struct ftgmac100 *priv) { int i; |