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bnx2x: Allow ethtool to enable/disable loopback.

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This patch updates the bnx2x_set_features() to handle loopback mode.
When enabled; it sets internal-MAC loopback.

Signed-off-by: Mahesh Bandewar <maheshb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mahesh Bandewar 2011-05-13 15:08:49 +00:00 committed by David S. Miller
parent c5be24ff62
commit 538dd2e397
2 changed files with 19 additions and 0 deletions
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16
drivers/net/bnx2x/bnx2x_cmn.c
View File

@ -2840,15 +2840,31 @@ int bnx2x_set_features(struct net_device *dev, u32 features)
{
struct bnx2x *bp = netdev_priv(dev);
u32 flags = bp->flags;
bool bnx2x_reload = false;
if (features & NETIF_F_LRO)
flags |= TPA_ENABLE_FLAG;
else
flags &= ~TPA_ENABLE_FLAG;
if (features & NETIF_F_LOOPBACK) {
if (bp->link_params.loopback_mode != LOOPBACK_BMAC) {
bp->link_params.loopback_mode = LOOPBACK_BMAC;
bnx2x_reload = true;
}
} else {
if (bp->link_params.loopback_mode != LOOPBACK_NONE) {
bp->link_params.loopback_mode = LOOPBACK_NONE;
bnx2x_reload = true;
}
}
if (flags ^ bp->flags) {
bp->flags = flags;
bnx2x_reload = true;
}
if (bnx2x_reload) {
if (bp->recovery_state == BNX2X_RECOVERY_DONE)
return bnx2x_reload_if_running(dev);
/* else: bnx2x_nic_load() will be called at end of recovery */

3
drivers/net/bnx2x/bnx2x_main.c
View File

@ -9273,6 +9273,9 @@ static int __devinit bnx2x_init_dev(struct pci_dev *pdev,
if (bp->flags & USING_DAC_FLAG)
dev->features |= NETIF_F_HIGHDMA;
/* Add Loopback capability to the device */
dev->hw_features |= NETIF_F_LOOPBACK;
#ifdef BCM_DCBNL
dev->dcbnl_ops = &bnx2x_dcbnl_ops;
#endif