diff options
Diffstat (limited to 'drivers/net/tokenring/tms380tr.c')
| -rw-r--r-- | drivers/net/tokenring/tms380tr.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c index 9a543fe2d0e6..2e39bf1f7462 100644 --- a/drivers/net/tokenring/tms380tr.c +++ b/drivers/net/tokenring/tms380tr.c @@ -2333,19 +2333,22 @@ void tmsdev_term(struct net_device *dev) DMA_BIDIRECTIONAL); } -int tmsdev_init(struct net_device *dev, unsigned long dmalimit, - struct device *pdev) +int tmsdev_init(struct net_device *dev, struct device *pdev) { struct net_local *tms_local; memset(dev->priv, 0, sizeof(struct net_local)); tms_local = netdev_priv(dev); init_waitqueue_head(&tms_local->wait_for_tok_int); - tms_local->dmalimit = dmalimit; + if (pdev->dma_mask) + tms_local->dmalimit = *pdev->dma_mask; + else + return -ENOMEM; tms_local->pdev = pdev; tms_local->dmabuffer = dma_map_single(pdev, (void *)tms_local, sizeof(struct net_local), DMA_BIDIRECTIONAL); - if (tms_local->dmabuffer + sizeof(struct net_local) > dmalimit) + if (tms_local->dmabuffer + sizeof(struct net_local) > + tms_local->dmalimit) { printk(KERN_INFO "%s: Memory not accessible for DMA\n", dev->name); |
