diff options
author | Greg Bowers <gregory.j.bowers@intel.com> | 2017-06-07 05:43:06 -0400 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-06-20 18:17:10 -0700 |
commit | 68fb13a7677475e5470ef6aba585da5c609ea2cb (patch) | |
tree | 2aa6848ed538d515ca274a2f708bd9532565e8f6 /drivers/net/ethernet/intel | |
parent | 1e99854715c79b3e2ebe09d80006aaff0f5c2335 (diff) | |
download | op-kernel-dev-68fb13a7677475e5470ef6aba585da5c609ea2cb.zip op-kernel-dev-68fb13a7677475e5470ef6aba585da5c609ea2cb.tar.gz |
i40e: Support firmware CEE DCB UP to TC map re-definition
Changes parsing of FW 4.33 AQ command Get CEE DCBX OPER CFG (0x0A07).
Change is required because FW now creates the oper_prio_tc
nibbles reversed from those in the CEE Priority Group sub-TLV.
This change will only apply to FW 4.33 as future FW versions will use a
different function to parse the CEE data.
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>
Diffstat (limited to 'drivers/net/ethernet/intel')
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_dcb.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_dcb.c b/drivers/net/ethernet/intel/i40e/i40e_dcb.c index bf1d67e..55079fe 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_dcb.c +++ b/drivers/net/ethernet/intel/i40e/i40e_dcb.c @@ -620,14 +620,17 @@ static void i40e_cee_to_dcb_v1_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] = 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; } |