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net/ice/base: set max number of TCs per port to 4

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On devices with more than 4 ports, the maximum number of TCs per port is
limited to 4.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Leyi Rong <leyi.rong@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
This commit is contained in:
Leyi Rong 2019-06-19 23:18:03 +08:00 committed by Ferruh Yigit
parent 0463655bf6
commit b965268f82
1 changed files with 12 additions and 0 deletions
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12
drivers/net/ice/base/ice_common.c
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@ -2092,6 +2092,18 @@ ice_parse_caps(struct ice_hw *hw, void *buf, u32 cap_count,
break;
}
}
/* Re-calculate capabilities that are dependent on the number of
* physical ports; i.e. some features are not supported or function
* differently on devices with more than 4 ports.
*/
if (caps && (ice_hweight32(caps->valid_functions) > 4)) {
/* Max 4 TCs per port */
caps->maxtc = 4;
ice_debug(hw, ICE_DBG_INIT,
"%s: TC max = %d (based on #ports)\n", prefix,
caps->maxtc);
}
}
/**