@@ -4719,8 +4719,6 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
err = -ENOMEM;
goto out_free_adapter;
}
- t4_write_reg(adapter, SGE_STAT_CFG_A,
- STATSOURCE_T5_V(7) | STATMODE_V(0));
}
setup_memwin(adapter);
@@ -4732,6 +4730,11 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (err)
goto out_unmap_bar;
+ /* configure SGE_STAT_CFG_A to read WC stats */
+ if (!is_t4(adapter->params.chip))
+ t4_write_reg(adapter, SGE_STAT_CFG_A,
+ STATSOURCE_T5_V(7) | STATMODE_V(0));
+
for_each_port(adapter, i) {
struct net_device *netdev;
The write-combining configuration register SGE_STAT_CFG_A needs to be configured after FW initializes the adapter, else FW will reset the configuration Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> --- drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)