diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 7b72ba9fd0aa..9d71c19f5496 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -6097,6 +6097,43 @@ int bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init) return rc; } +/* rtnl_lock held, open the NIC half way by allocating all resources, but + * NAPI, IRQ, and TX are not enabled. This is mainly used for offline + * self tests. + */ +int bnxt_half_open_nic(struct bnxt *bp) +{ + int rc = 0; + + rc = bnxt_alloc_mem(bp, false); + if (rc) { + netdev_err(bp->dev, "bnxt_alloc_mem err: %x\n", rc); + goto half_open_err; + } + rc = bnxt_init_nic(bp, false); + if (rc) { + netdev_err(bp->dev, "bnxt_init_nic err: %x\n", rc); + goto half_open_err; + } + return 0; + +half_open_err: + bnxt_free_skbs(bp); + bnxt_free_mem(bp, false); + dev_close(bp->dev); + return rc; +} + +/* rtnl_lock held, this call can only be made after a previous successful + * call to bnxt_half_open_nic(). + */ +void bnxt_half_close_nic(struct bnxt *bp) +{ + bnxt_hwrm_resource_free(bp, false, false); + bnxt_free_skbs(bp); + bnxt_free_mem(bp, false); +} + static int bnxt_open(struct net_device *dev) { struct bnxt *bp = netdev_priv(dev); |