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i40e: Fix channel addition in reset flow

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Fix recreating the channel VSIs during the reset flow to reconfigure
the Tx rings and the queue context associated with the channel VSI.
Also update the next_base_queue for the VSI while rebuilding the
channel VSIs after a reset.

Signed-off-by: Amritha Nambiar <amritha.nambiar@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Amritha Nambiar 2018-01-08 17:27:20 -08:00 committed by Jeff Kirsher
parent e0346f9fcb
commit bbf0bdd41f
1 changed files with 11 additions and 0 deletions
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11
drivers/net/ethernet/intel/i40e/i40e_main.c
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@ -9007,6 +9007,17 @@ static int i40e_rebuild_channels(struct i40e_vsi *vsi)
vsi->uplink_seid);
return ret;
}
/* Reconfigure TX queues using QTX_CTL register */
ret = i40e_channel_config_tx_ring(vsi->back, vsi, ch);
if (ret) {
dev_info(&vsi->back->pdev->dev,
"failed to configure TX rings for channel %u\n",
ch->seid);
return ret;
}
/* update 'next_base_queue' */
vsi->next_base_queue = vsi->next_base_queue +
ch->num_queue_pairs;
if (ch->max_tx_rate) {
u64 credits = ch->max_tx_rate;