diff options
Diffstat (limited to 'recipes/ixp425-eth/files/pollcontroller.patch')
| -rw-r--r-- | recipes/ixp425-eth/files/pollcontroller.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/recipes/ixp425-eth/files/pollcontroller.patch b/recipes/ixp425-eth/files/pollcontroller.patch new file mode 100644 index 0000000000..f95db28977 --- /dev/null +++ b/recipes/ixp425-eth/files/pollcontroller.patch @@ -0,0 +1,50 @@ +# Add a poll controller to the interface - required for netconsole +--- ixp425-eth-1.1-r1/ixp425_eth.c.pre-pollcontroller 2005-03-19 14:02:32.883601440 -0800 ++++ ixp425-eth-1.1-r1/ixp425_eth.c 2005-03-19 14:03:25.849549392 -0800 +@@ -273,6 +273,11 @@ + extern void + ixEthTxFrameDoneQMCallback(IxQMgrQId? qId, IxQMgrCallbackId? callbackId); + ++#ifdef CONFIG_NET_POLL_CONTROLLER ++/* poll controller (needed for netconsole et al) */ ++static void ixp425eth_poll_controller(struct net_device *dev); ++#endif ++ + /* Private device data */ + typedef struct { + unsigned int msdu_size; +@@ -2462,6 +2467,10 @@ + ndev->set_multicast_list = dev_set_multicast_list; + ndev->flags |= IFF_MULTICAST; + ++#ifdef CONFIG_NET_POLL_CONTROLLER ++ ndev->poll_controller = ixp425eth_poll_controller; ++#endif ++ + ndev->set_mac_address = dev_set_mac_address; + + memcpy(ndev->dev_addr, &default_mac_addr[priv->port_id].macAddress, +@@ -2491,6 +2500,23 @@ + return res; + } + ++ ++#ifdef CONFIG_NET_POLL_CONTROLLER ++/* ++ * Polling receive - used by netconsole and other diagnostic tools ++ * to allow network i/o with interrupts disabled. ++ * (stolen from 8139too.c by siddy) ++ */ ++static void ixp425eth_poll_controller(struct net_device *dev) ++{ ++ disable_irq(dev->irq); ++ dev_qmgr_os_isr(dev->irq, dev, NULL); ++ enable_irq(dev->irq); ++} ++#endif ++ ++ ++ + static int __devinit npe_eth_init_device(struct device *dev) + { + int res = -ENOMEM; |