diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c | 47 |
1 files changed, 39 insertions, 8 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c index a7641be9094f..dbe8ee7e0e21 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c @@ -2916,6 +2916,39 @@ static const struct net_device_ops cxgb4vf_netdev_ops = { #endif }; +/** + * cxgb4vf_get_port_mask - Get port mask for the VF based on mac + * address stored on the adapter + * @adapter: The adapter + * + * Find the the port mask for the VF based on the index of mac + * address stored in the adapter. If no mac address is stored on + * the adapter for the VF, use the port mask received from the + * firmware. + */ +static unsigned int cxgb4vf_get_port_mask(struct adapter *adapter) +{ + unsigned int naddr = 1, pidx = 0; + unsigned int pmask, rmask = 0; + u8 mac[ETH_ALEN]; + int err; + + pmask = adapter->params.vfres.pmask; + while (pmask) { + if (pmask & 1) { + err = t4vf_get_vf_mac_acl(adapter, pidx, &naddr, mac); + if (!err && !is_zero_ether_addr(mac)) + rmask |= (1 << pidx); + } + pmask >>= 1; + pidx++; + } + if (!rmask) + rmask = adapter->params.vfres.pmask; + + return rmask; +} + /* * "Probe" a device: initialize a device and construct all kernel and driver * state needed to manage the device. This routine is called "init_one" in @@ -2924,13 +2957,12 @@ static const struct net_device_ops cxgb4vf_netdev_ops = { static int cxgb4vf_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { - int pci_using_dac; - int err, pidx; - unsigned int pmask; struct adapter *adapter; - struct port_info *pi; struct net_device *netdev; - unsigned int pf; + struct port_info *pi; + unsigned int pmask; + int pci_using_dac; + int err, pidx; /* * Initialize generic PCI device state. @@ -3073,8 +3105,7 @@ static int cxgb4vf_pci_probe(struct pci_dev *pdev, /* * Allocate our "adapter ports" and stitch everything together. */ - pmask = adapter->params.vfres.pmask; - pf = t4vf_get_pf_from_vf(adapter); + pmask = cxgb4vf_get_port_mask(adapter); for_each_port(adapter, pidx) { int port_id, viid; u8 mac[ETH_ALEN]; @@ -3157,7 +3188,7 @@ static int cxgb4vf_pci_probe(struct pci_dev *pdev, goto err_free_dev; } - err = t4vf_get_vf_mac_acl(adapter, pf, &naddr, mac); + err = t4vf_get_vf_mac_acl(adapter, port_id, &naddr, mac); if (err) { dev_err(&pdev->dev, "unable to determine MAC ACL address, " |