ethoc: calculate number of buffers in ethoc_probe

This moves the calculation of the number of transmission buffers to
ethoc_probe where it more logically fits with the rest of the memory
allocation code.

Signed-off-by: Jonas Bonn <jonas@southpole.se>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c
index 6ed2df1..68093cf 100644 (file)
--- a/drivers/net/ethoc.c
+++ b/drivers/net/ethoc.c
@@ -658,8 +658,6 @@ static int ethoc_mdio_probe(struct net_device *dev)
 static int ethoc_open(struct net_device *dev)
 {
        struct ethoc *priv = netdev_priv(dev);
-       unsigned int min_tx = 2;
-       unsigned int num_bd;
        int ret;
 
        ret = request_irq(dev->irq, ethoc_interrupt, IRQF_SHARED,
@@ -667,11 +665,6 @@ static int ethoc_open(struct net_device *dev)
        if (ret)
                return ret;
 
-       /* calculate the number of TX/RX buffers, maximum 128 supported */
-       num_bd = min_t(unsigned int,
-               128, (dev->mem_end - dev->mem_start + 1) / ETHOC_BUFSIZ);
-       priv->num_tx = max(min_tx, num_bd / 4);
-       priv->num_rx = num_bd - priv->num_tx;
        ethoc_write(priv, TX_BD_NUM, priv->num_tx);
 
        ethoc_init_ring(priv);
@@ -884,6 +877,7 @@ static int ethoc_probe(struct platform_device *pdev)
        struct resource *mem = NULL;
        struct ethoc *priv = NULL;
        unsigned int phy;
+       int num_bd;
        int ret = 0;
 
        /* allocate networking device */
@@ -978,6 +972,12 @@ static int ethoc_probe(struct platform_device *pdev)
                priv->dma_alloc = buffer_size;
        }
 
+       /* calculate the number of TX/RX buffers, maximum 128 supported */
+       num_bd = min_t(unsigned int,
+               128, (netdev->mem_end - netdev->mem_start + 1) / ETHOC_BUFSIZ);
+       priv->num_tx = max(2, num_bd / 4);
+       priv->num_rx = num_bd - priv->num_tx;
+
        /* Allow the platform setup code to pass in a MAC address. */
        if (pdev->dev.platform_data) {
                struct ethoc_platform_data *pdata =