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author | Parikh, Neerav <neerav.parikh@intel.com> | 2015-02-21 06:43:37 +0000 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-02-26 04:54:00 -0800 |
commit | cd238a3ecf2bf7f3d1a155a32b4bddd87dbd3d23 (patch) | |
tree | 22b268e8d4361a8e9e2355a59d80efcdbbb658fc /drivers | |
parent | 7f9ff47683cb7441e6d0496365bcf64738f6d2d4 (diff) | |
download | linux-stable-cd238a3ecf2bf7f3d1a155a32b4bddd87dbd3d23.tar.gz linux-stable-cd238a3ecf2bf7f3d1a155a32b4bddd87dbd3d23.tar.bz2 linux-stable-cd238a3ecf2bf7f3d1a155a32b4bddd87dbd3d23.zip |
i40e: Fix the Tx ring qset handle when DCB reconfigures
When DCB is reconfigured to single TC the driver did not reset the
Tx ring Qset handle to the correct mapping; which caused Tx queue
disable timeouts.
Change-ID: I4da5915ec92a83c281b478d653fae6ef1b72edfe
Signed-off-by: Neerav Parikh <neerav.parikh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_main.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index a926e3bf1d6d..bd4494d727a6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -2689,8 +2689,15 @@ static void i40e_vsi_config_dcb_rings(struct i40e_vsi *vsi) u16 qoffset, qcount; int i, n; - if (!(vsi->back->flags & I40E_FLAG_DCB_ENABLED)) - return; + if (!(vsi->back->flags & I40E_FLAG_DCB_ENABLED)) { + /* Reset the TC information */ + for (i = 0; i < vsi->num_queue_pairs; i++) { + rx_ring = vsi->rx_rings[i]; + tx_ring = vsi->tx_rings[i]; + rx_ring->dcb_tc = 0; + tx_ring->dcb_tc = 0; + } + } for (n = 0; n < I40E_MAX_TRAFFIC_CLASS; n++) { if (!(vsi->tc_config.enabled_tc & (1 << n))) |