diff options
author | Mitch Williams <mitch.a.williams@intel.com> | 2019-02-08 12:50:41 -0800 |
---|---|---|
committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2019-02-25 08:56:02 -0800 |
commit | f966127a68aa805660c05f2a729997adf93d1937 (patch) | |
tree | 3686f54789c0feb3ff0e9ec7c16dea85954cc0f4 | |
parent | f70b9d5f4426ceee885cd6799fad4f59d33c1ce7 (diff) | |
download | linux-f966127a68aa805660c05f2a729997adf93d1937.tar.bz2 |
ice: use absolute vector ID for VFs
When the PF driver sets up the VF MSI-X vector allocation, it needs to
use the hardware absolute vector ID, not the per-PF vector ID. Without
this change we see (apparent) TX hangs when using VFs on multiple PFs.
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c index 458e179ea863..57155b4a59dc 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c @@ -173,7 +173,8 @@ static void ice_dis_vf_mappings(struct ice_vf *vf) wr32(hw, VPINT_ALLOC(vf->vf_id), 0); wr32(hw, VPINT_ALLOC_PCI(vf->vf_id), 0); - first = vf->first_vector_idx; + first = vf->first_vector_idx + + hw->func_caps.common_cap.msix_vector_first_id; last = first + pf->num_vf_msix - 1; for (v = first; v <= last; v++) { u32 reg; @@ -523,7 +524,8 @@ static void ice_ena_vf_mappings(struct ice_vf *vf) hw = &pf->hw; vsi = pf->vsi[vf->lan_vsi_idx]; - first = vf->first_vector_idx; + first = vf->first_vector_idx + + hw->func_caps.common_cap.msix_vector_first_id; last = (first + pf->num_vf_msix) - 1; abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; |