diff options
Diffstat (limited to 'drivers/ieee1394/eth1394.c')
| -rw-r--r-- | drivers/ieee1394/eth1394.c | 71 |
1 files changed, 31 insertions, 40 deletions
diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c index b4fa754bfd1..f7b47b981fd 100644 --- a/drivers/ieee1394/eth1394.c +++ b/drivers/ieee1394/eth1394.c @@ -208,38 +208,45 @@ static struct hpsb_highlevel eth1394_highlevel = { }; +static int ether1394_recv_init(struct net_device *dev) +{ + struct eth1394_priv *priv = netdev_priv(dev); + + priv->iso = hpsb_iso_recv_init(priv->host, + ETHER1394_ISO_BUF_SIZE, + ETHER1394_GASP_BUFFERS, + priv->broadcast_channel, + HPSB_ISO_DMA_PACKET_PER_BUFFER, + 1, ether1394_iso); + if (priv->iso == NULL) { + ETH1394_PRINT(KERN_ERR, dev->name, + "Could not allocate isochronous receive " + "context for the broadcast channel\n"); + priv->bc_state = ETHER1394_BC_ERROR; + return -EAGAIN; + } + + if (hpsb_iso_recv_start(priv->iso, -1, (1 << 3), -1) < 0) + priv->bc_state = ETHER1394_BC_STOPPED; + else + priv->bc_state = ETHER1394_BC_RUNNING; + return 0; +} + /* This is called after an "ifup" */ -static int ether1394_open (struct net_device *dev) +static int ether1394_open(struct net_device *dev) { struct eth1394_priv *priv = netdev_priv(dev); - int ret = 0; + int ret; /* Something bad happened, don't even try */ if (priv->bc_state == ETHER1394_BC_ERROR) { /* we'll try again */ - priv->iso = hpsb_iso_recv_init(priv->host, - ETHER1394_ISO_BUF_SIZE, - ETHER1394_GASP_BUFFERS, - priv->broadcast_channel, - HPSB_ISO_DMA_PACKET_PER_BUFFER, - 1, ether1394_iso); - if (priv->iso == NULL) { - ETH1394_PRINT(KERN_ERR, dev->name, - "Could not allocate isochronous receive " - "context for the broadcast channel\n"); - priv->bc_state = ETHER1394_BC_ERROR; - ret = -EAGAIN; - } else { - if (hpsb_iso_recv_start(priv->iso, -1, (1 << 3), -1) < 0) - priv->bc_state = ETHER1394_BC_STOPPED; - else - priv->bc_state = ETHER1394_BC_RUNNING; - } + ret = ether1394_recv_init(dev); + if (ret) + return ret; } - if (ret) - return ret; - netif_start_queue (dev); return 0; } @@ -628,23 +635,7 @@ static void ether1394_add_host (struct hpsb_host *host) * be checked when the eth device is opened. */ priv->broadcast_channel = host->csr.broadcast_channel & 0x3f; - priv->iso = hpsb_iso_recv_init(host, - ETHER1394_ISO_BUF_SIZE, - ETHER1394_GASP_BUFFERS, - priv->broadcast_channel, - HPSB_ISO_DMA_PACKET_PER_BUFFER, - 1, ether1394_iso); - if (priv->iso == NULL) { - ETH1394_PRINT(KERN_ERR, dev->name, - "Could not allocate isochronous receive context " - "for the broadcast channel\n"); - priv->bc_state = ETHER1394_BC_ERROR; - } else { - if (hpsb_iso_recv_start(priv->iso, -1, (1 << 3), -1) < 0) - priv->bc_state = ETHER1394_BC_STOPPED; - else - priv->bc_state = ETHER1394_BC_RUNNING; - } + ether1394_recv_init(dev); return; out: if (dev) |