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ice: SW DCB, report correct max TC value

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lldpad is using the value reported in the DCB config for
max_tc as the max allowed number of TCs, not the current
max.  ICE driver was reporting it as current maximum TC.

Change DCB_NL function to report maximum TC allowed by
this device.

Signed-off-by: Dave Ertman <david.m.ertman@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:
Dave Ertman 2020-02-13 13:31:21 -08:00 • committed by Jeff Kirsher
parent 27d9be98ed
commit 31c5f7f3f4
1 changed files with 1 additions and 8 deletions
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9
drivers/net/ethernet/intel/ice/ice_dcb_nl.c
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@ -100,14 +100,7 @@ static int ice_dcbnl_setets(struct net_device *netdev, struct ieee_ets *ets)
goto ets_out;
}
/* max_tc is a 1-8 value count of number of TC's, not a 0-7 value
* for the TC's index number. Add one to value if not zero, and
* for zero set it to the FW's default value
*/
if (max_tc)
max_tc++;
else
max_tc = IEEE_8021QAZ_MAX_TCS;
max_tc = pf->hw.func_caps.common_cap.maxtc;
new_cfg->etscfg.maxtcs = max_tc;