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i40e: Support FW CEE DCB UP to TC map nibble swap

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Changes parsing of AQ command Get CEE DCBX OPER CFG (0x0A07). Change is
required because FW creates the oper_prio_tc nibbles reversed from those
in the CEE Priority Group sub-TLV.

Change-ID: I7d9d8641bb430d30e286fc3fac909866ef8a0de8
Signed-off-by: Greg Bowers <gregory.j.bowers@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:
Greg Bowers 2015-08-28 17:55:52 -04:00 committed by Jeff Kirsher
parent 66486cd717
commit 95e5613f75
1 changed files with 8 additions and 5 deletions
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13
drivers/net/ethernet/intel/i40e/i40e_dcb.c
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@ -681,15 +681,18 @@ static void i40e_cee_to_dcb_config(
/* CEE PG data to ETS config */
dcbcfg->etscfg.maxtcs = cee_cfg->oper_num_tc;
/* Note that the FW creates the oper_prio_tc nibbles reversed
* from those in the CEE Priority Group sub-TLV.
*/
for (i = 0; i < 4; i++) {
tc = (u8)((cee_cfg->oper_prio_tc[i] &
I40E_CEE_PGID_PRIO_1_MASK) >>
I40E_CEE_PGID_PRIO_1_SHIFT);
dcbcfg->etscfg.prioritytable[i*2] = tc;
tc = (u8)((cee_cfg->oper_prio_tc[i] &
I40E_CEE_PGID_PRIO_0_MASK) >>
I40E_CEE_PGID_PRIO_0_SHIFT);
dcbcfg->etscfg.prioritytable[i*2 + 1] = tc;
dcbcfg->etscfg.prioritytable[i * 2] = tc;
tc = (u8)((cee_cfg->oper_prio_tc[i] &
I40E_CEE_PGID_PRIO_1_MASK) >>
I40E_CEE_PGID_PRIO_1_SHIFT);
dcbcfg->etscfg.prioritytable[i * 2 + 1] = tc;
}
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++)