diff options
author | Dave Ertman <david.m.ertman@intel.com> | 2021-05-20 09:37:49 -0500 |
---|---|---|
committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2021-05-28 20:11:13 -0700 |
commit | d25a0fc41c1f927bb914e72a03c1898052557406 (patch) | |
tree | 03ce5b0d1828f1282efa540ac58d01fc40360db2 /drivers/net/ethernet/intel/ice/ice_common.c | |
parent | e860fa9b69e1bf077ba4725ee4be7b9443a3682a (diff) |
ice: Initialize RDMA support
Probe the device's capabilities to see if it supports RDMA. If so, allocate
and reserve resources to support its operation; populate structures with
initial values.
Signed-off-by: Dave Ertman <david.m.ertman@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_common.c')
-rw-r--r-- | drivers/net/ethernet/intel/ice/ice_common.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index e93b1e40f627..6d649e5d1a19 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -1062,7 +1062,8 @@ enum ice_status ice_check_reset(struct ice_hw *hw) GLNVM_ULD_POR_DONE_1_M |\ GLNVM_ULD_PCIER_DONE_2_M) - uld_mask = ICE_RESET_DONE_MASK; + uld_mask = ICE_RESET_DONE_MASK | (hw->func_caps.common_cap.rdma ? + GLNVM_ULD_PE_DONE_M : 0); /* Device is Active; check Global Reset processes are done */ for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) { @@ -1938,6 +1939,10 @@ ice_parse_common_caps(struct ice_hw *hw, struct ice_hw_common_caps *caps, ice_debug(hw, ICE_DBG_INIT, "%s: nvm_unified_update = %d\n", prefix, caps->nvm_unified_update); break; + case ICE_AQC_CAPS_RDMA: + caps->rdma = (number == 1); + ice_debug(hw, ICE_DBG_INIT, "%s: rdma = %d\n", prefix, caps->rdma); + break; case ICE_AQC_CAPS_MAX_MTU: caps->max_mtu = number; ice_debug(hw, ICE_DBG_INIT, "%s: max_mtu = %d\n", @@ -1971,6 +1976,16 @@ ice_recalc_port_limited_caps(struct ice_hw *hw, struct ice_hw_common_caps *caps) caps->maxtc = 4; ice_debug(hw, ICE_DBG_INIT, "reducing maxtc to %d (based on #ports)\n", caps->maxtc); + if (caps->rdma) { + ice_debug(hw, ICE_DBG_INIT, "forcing RDMA off\n"); + caps->rdma = 0; + } + + /* print message only when processing device capabilities + * during initialization. + */ + if (caps == &hw->dev_caps.common_cap) + dev_info(ice_hw_to_dev(hw), "RDMA functionality is not available with the current device configuration.\n"); } } |