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authorNeerav Parikh <neerav.parikh@intel.com>2014-11-12 00:18:41 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2014-11-18 01:09:09 -0800
commit23cd1f095adf110d118ef972914c714176cd48d0 (patch)
treea0bbd796ed8223e882b37531cdcccd93716f3b9d /drivers/net/ethernet/intel/i40e
parente1c4751ee22f5d5f6f6cfcb70614e18e4218892e (diff)
i40e: Update VEB's enabled_tc after reconfiguration
When the port TC configuration changes as a result of DCBx the driver modifies the enabled TCs for the VEBs it manages. But, in the process it did not update the enabled_tc value that it caches on a per VEB basis. So, when the next reconfiguration event occurs where the number of TC value is same as the value cached in enabled_tc for a given VEB; driver does not modify it's TC configuration by calling appropriate AQ command believing it is running with the same configuration as requested. Now, as the VEB is not actually enabled for the TCs that are there any TC configuration command for VSI attached to that VEB with TCs that are not enabled for the VEB fails. This patch fixes this issue. Change-ID: Ife5694469b05494228e0d850429ea1734738cf29 Signed-off-by: Neerav Parikh <neerav.parikh@intel.com> Tested-By: Jack Morgan <jack.morgan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 99b985cb53d5..71ab3277a295 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -8279,6 +8279,7 @@ static int i40e_veb_get_bw_info(struct i40e_veb *veb)
veb->bw_limit = le16_to_cpu(ets_data.port_bw_limit);
veb->bw_max_quanta = ets_data.tc_bw_max;
veb->is_abs_credits = bw_data.absolute_credits_enable;
+ veb->enabled_tc = ets_data.tc_valid_bits;
tc_bw_max = le16_to_cpu(bw_data.tc_bw_max[0]) |
(le16_to_cpu(bw_data.tc_bw_max[1]) << 16);
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {