common/cnxk: add lower bound check for SSO resources

[dpdk.git] / drivers / net / ice / base / ice_dcb.c

diff --git a/drivers/net/ice/base/ice_dcb.c b/drivers/net/ice/base/ice_dcb.c
index 0aaa5ae..cb6c5ba 100644 (file)
--- a/drivers/net/ice/base/ice_dcb.c
+++ b/drivers/net/ice/base/ice_dcb.c
@@ -735,6 +735,46 @@ ice_aq_get_cee_dcb_cfg(struct ice_hw *hw,
        return ice_aq_send_cmd(hw, &desc, (void *)buff, sizeof(*buff), cd);
 }
 
+/**
+ * ice_aq_set_pfc_mode - Set PFC mode
+ * @hw: pointer to the HW struct
+ * @pfc_mode: value of PFC mode to set
+ * @cd: pointer to command details structure or NULL
+ *
+ * This AQ call configures the PFC mdoe to DSCP-based PFC mode or VLAN
+ * -based PFC (0x0303)
+ */
+enum ice_status
+ice_aq_set_pfc_mode(struct ice_hw *hw, u8 pfc_mode, struct ice_sq_cd *cd)
+{
+       struct ice_aqc_set_query_pfc_mode *cmd;
+       struct ice_aq_desc desc;
+       enum ice_status status;
+
+       if (pfc_mode > ICE_AQC_PFC_DSCP_BASED_PFC)
+               return ICE_ERR_PARAM;
+
+       cmd = &desc.params.set_query_pfc_mode;
+
+       ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_pfc_mode);
+
+       cmd->pfc_mode = pfc_mode;
+
+       status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
+       if (status)
+               return status;
+
+       /* FW will write the PFC mode set back into cmd->pfc_mode, but if DCB is
+        * disabled, FW will write back 0 to cmd->pfc_mode. After the AQ has
+        * been executed, check if cmd->pfc_mode is what was requested. If not,
+        * return an error.
+        */
+       if (cmd->pfc_mode != pfc_mode)
+               return ICE_ERR_NOT_SUPPORTED;
+
+       return ICE_SUCCESS;
+}
+
 /**
  * ice_cee_to_dcb_cfg
  * @cee_cfg: pointer to CEE configuration struct
@@ -1483,7 +1523,8 @@ ice_aq_query_port_ets(struct ice_port_info *pi,
                return ICE_ERR_PARAM;
        cmd = &desc.params.port_ets;
        ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_query_port_ets);
-       cmd->port_teid = pi->root->info.node_teid;
+       if (pi->root)
+               cmd->port_teid = pi->root->info.node_teid;
 
        status = ice_aq_send_cmd(pi->hw, &desc, buf, buf_size, cd);
        return status;