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| author | Michael Brown | 2010-03-23 01:46:23 +0100 |
|---|---|---|
| committer | Michael Brown | 2010-03-23 01:46:35 +0100 |
| commit | 88e436376cbdedee73483a9b57203c60a34316ac (patch) | |
| tree | 4b23f51f32be9190621b44e497ef392510f1fd69 /src/include | |
| parent | [phantom] Update interrupt support to match current firmware (diff) | |
| download | ipxe-88e436376cbdedee73483a9b57203c60a34316ac.tar.gz ipxe-88e436376cbdedee73483a9b57203c60a34316ac.tar.xz ipxe-88e436376cbdedee73483a9b57203c60a34316ac.zip | |
[netdevice] Add netdev_is_open() wrapper function
Signed-off-by: Michael Brown <mcb30@etherboot.org>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/gpxe/netdevice.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/include/gpxe/netdevice.h b/src/include/gpxe/netdevice.h index 858d8e97d..4f469e6b2 100644 --- a/src/include/gpxe/netdevice.h +++ b/src/include/gpxe/netdevice.h @@ -480,6 +480,17 @@ netdev_link_ok ( struct net_device *netdev ) { return ( netdev->link_rc == 0 ); } +/** + * Check whether or not network device is open + * + * @v netdev Network device + * @v is_open Network device is open + */ +static inline __attribute__ (( always_inline )) int +netdev_is_open ( struct net_device *netdev ) { + return ( netdev->state & NETDEV_OPEN ); +} + extern void netdev_link_down ( struct net_device *netdev ); extern int netdev_tx ( struct net_device *netdev, struct io_buffer *iobuf ); extern void netdev_tx_complete_err ( struct net_device *netdev, |