diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/i40evf/i40evf_main.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index e35e66ffa782..2797548fde0d 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -1412,6 +1412,14 @@ restart_watchdog: schedule_work(&adapter->adminq_task); } +/** + * i40evf_configure_rss - increment to next available tx queue + * @adapter: board private structure + * @j: queue counter + * + * Helper function for RSS programming to increment through available + * queus. Returns the next queue value. + **/ static int next_queue(struct i40evf_adapter *adapter, int j) { j += 1; @@ -1451,10 +1459,14 @@ static void i40evf_configure_rss(struct i40evf_adapter *adapter) /* Populate the LUT with max no. of queues in round robin fashion */ j = adapter->vsi_res->num_queue_pairs; for (i = 0; i <= I40E_VFQF_HLUT_MAX_INDEX; i++) { - lut = next_queue(adapter, j); - lut |= next_queue(adapter, j) << 8; - lut |= next_queue(adapter, j) << 16; - lut |= next_queue(adapter, j) << 24; + j = next_queue(adapter, j); + lut = j; + j = next_queue(adapter, j); + lut |= j << 8; + j = next_queue(adapter, j); + lut |= j << 16; + j = next_queue(adapter, j); + lut |= j << 24; wr32(hw, I40E_VFQF_HLUT(i), lut); } i40e_flush(hw); |