Merge branch 'bnxt_en-bug-fixes'

Michael Chan says:

====================
bnxt_en: bug fixes.

3 bug fixes related to XDP ring accounting in bnxt_setup_tc(), freeing
MSIX vectors when bnxt_re unregisters, and preserving the user-administered
PF MAC address when disabling SRIOV.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2017-08-23 22:42:43 -07:00
commit d0273ef3b4
2 changed files with 31 additions and 12 deletions

View File

@ -4647,7 +4647,6 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp)
pf->port_id = le16_to_cpu(resp->port_id);
bp->dev->dev_port = pf->port_id;
memcpy(pf->mac_addr, resp->mac_address, ETH_ALEN);
memcpy(bp->dev->dev_addr, pf->mac_addr, ETH_ALEN);
pf->max_rsscos_ctxs = le16_to_cpu(resp->max_rsscos_ctx);
pf->max_cp_rings = le16_to_cpu(resp->max_cmpl_rings);
pf->max_tx_rings = le16_to_cpu(resp->max_tx_rings);
@ -4687,16 +4686,6 @@ static int bnxt_hwrm_func_qcaps(struct bnxt *bp)
vf->max_stat_ctxs = le16_to_cpu(resp->max_stat_ctx);
memcpy(vf->mac_addr, resp->mac_address, ETH_ALEN);
mutex_unlock(&bp->hwrm_cmd_lock);
if (is_valid_ether_addr(vf->mac_addr)) {
/* overwrite netdev dev_adr with admin VF MAC */
memcpy(bp->dev->dev_addr, vf->mac_addr, ETH_ALEN);
} else {
eth_hw_addr_random(bp->dev);
rc = bnxt_approve_mac(bp, bp->dev->dev_addr);
}
return rc;
#endif
}
@ -7152,6 +7141,7 @@ int bnxt_setup_mq_tc(struct net_device *dev, u8 tc)
bp->tx_nr_rings = bp->tx_nr_rings_per_tc;
netdev_reset_tc(dev);
}
bp->tx_nr_rings += bp->tx_nr_rings_xdp;
bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) :
bp->tx_nr_rings + bp->rx_nr_rings;
bp->num_stat_ctxs = bp->cp_nr_rings;
@ -7661,6 +7651,28 @@ void bnxt_restore_pf_fw_resources(struct bnxt *bp)
bnxt_subtract_ulp_resources(bp, BNXT_ROCE_ULP);
}
static int bnxt_init_mac_addr(struct bnxt *bp)
{
int rc = 0;
if (BNXT_PF(bp)) {
memcpy(bp->dev->dev_addr, bp->pf.mac_addr, ETH_ALEN);
} else {
#ifdef CONFIG_BNXT_SRIOV
struct bnxt_vf_info *vf = &bp->vf;
if (is_valid_ether_addr(vf->mac_addr)) {
/* overwrite netdev dev_adr with admin VF MAC */
memcpy(bp->dev->dev_addr, vf->mac_addr, ETH_ALEN);
} else {
eth_hw_addr_random(bp->dev);
rc = bnxt_approve_mac(bp, bp->dev->dev_addr);
}
#endif
}
return rc;
}
static void bnxt_parse_log_pcie_link(struct bnxt *bp)
{
enum pcie_link_width width = PCIE_LNK_WIDTH_UNKNOWN;
@ -7789,7 +7801,12 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
rc = -1;
goto init_err_pci_clean;
}
rc = bnxt_init_mac_addr(bp);
if (rc) {
dev_err(&pdev->dev, "Unable to initialize mac address.\n");
rc = -EADDRNOTAVAIL;
goto init_err_pci_clean;
}
rc = bnxt_hwrm_queue_qportcfg(bp);
if (rc) {
netdev_err(bp->dev, "hwrm query qportcfg failure rc: %x\n",

View File

@ -84,6 +84,8 @@ static int bnxt_unregister_dev(struct bnxt_en_dev *edev, int ulp_id)
max_stat_ctxs = bnxt_get_max_func_stat_ctxs(bp);
bnxt_set_max_func_stat_ctxs(bp, max_stat_ctxs + 1);
if (ulp->msix_requested)
edev->en_ops->bnxt_free_msix(edev, ulp_id);
}
if (ulp->max_async_event_id)
bnxt_hwrm_func_rgtr_async_events(bp, NULL, 0);