#define ice_pf_to_dev(pf) (&((pf)->pdev->dev))
+enum ice_feature {
+ ICE_F_DSCP,
+ ICE_F_MAX
+};
+
struct ice_txq_meta {
u32 q_teid; /* Tx-scheduler element identifier */
u16 q_id; /* Entry in VSI's txq_map bitmap */
/* used to ratelimit the MDD event logging */
unsigned long last_printed_mdd_jiffies;
DECLARE_BITMAP(malvfs, ICE_MAX_VF_COUNT);
+ DECLARE_BITMAP(features, ICE_F_MAX);
DECLARE_BITMAP(state, ICE_STATE_NBITS);
DECLARE_BITMAP(flags, ICE_PF_FLAGS_NBITS);
unsigned long *avail_txqs; /* bitmap to track PF Tx queue usage */
if (!(pf->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
return -EINVAL;
+ if (!ice_is_feature_supported(pf, ICE_F_DSCP))
+ return -EOPNOTSUPP;
+
if (app->protocol >= ICE_DSCP_NUM_VAL) {
netdev_err(netdev, "DSCP value 0x%04X out of range\n",
app->protocol);
new_cfg->app[j].priority = old_cfg->app[j + 1].priority;
}
- /* if not a DSCP APP TLV, then we are done */
- if (app->selector != IEEE_8021QAZ_APP_SEL_DSCP) {
+ /* if not a DSCP APP TLV or DSCP is not supported, we are done */
+ if (app->selector != IEEE_8021QAZ_APP_SEL_DSCP ||
+ !ice_is_feature_supported(pf, ICE_F_DSCP)) {
ret = ICE_DCB_HW_CHG;
goto delapp_out;
}
return 0;
}
+
+/**
+ * ice_is_feature_supported
+ * @pf: pointer to the struct ice_pf instance
+ * @f: feature enum to be checked
+ *
+ * returns true if feature is supported, false otherwise
+ */
+bool ice_is_feature_supported(struct ice_pf *pf, enum ice_feature f)
+{
+ if (f < 0 || f >= ICE_F_MAX)
+ return false;
+
+ return test_bit(f, pf->features);
+}
+
+/**
+ * ice_set_feature_support
+ * @pf: pointer to the struct ice_pf instance
+ * @f: feature enum to set
+ */
+static void ice_set_feature_support(struct ice_pf *pf, enum ice_feature f)
+{
+ if (f < 0 || f >= ICE_F_MAX)
+ return;
+
+ set_bit(f, pf->features);
+}
+
+/**
+ * ice_init_feature_support
+ * @pf: pointer to the struct ice_pf instance
+ *
+ * called during init to setup supported feature
+ */
+void ice_init_feature_support(struct ice_pf *pf)
+{
+ switch (pf->hw.device_id) {
+ case ICE_DEV_ID_E810C_BACKPLANE:
+ case ICE_DEV_ID_E810C_QSFP:
+ case ICE_DEV_ID_E810C_SFP:
+ ice_set_feature_support(pf, ICE_F_DSCP);
+ break;
+ default:
+ break;
+ }
+}
int ice_set_dflt_vsi(struct ice_sw *sw, struct ice_vsi *vsi);
int ice_clear_dflt_vsi(struct ice_sw *sw);
+bool ice_is_feature_supported(struct ice_pf *pf, enum ice_feature f);
+void ice_init_feature_support(struct ice_pf *pf);
#endif /* !_ICE_LIB_H_ */
goto err_exit_unroll;
}
+ ice_init_feature_support(pf);
+
ice_request_fw(pf);
/* if ice_request_fw fails, ICE_FLAG_ADV_FEATURES bit won't be