+
+#ifdef HAVE_VERBS_FCS
+ /* By default, FCS (CRC) is stripped by hardware. */
+ if (dev->data->dev_conf.rxmode.hw_strip_crc) {
+ tmpl.crc_present = 0;
+ } else if (priv->hw_fcs_strip) {
+ /* Ask HW/Verbs to leave CRC in place when supported. */
+ attr.wq.flags |= IBV_EXP_CREATE_WQ_FLAG_SCATTER_FCS;
+ attr.wq.comp_mask |= IBV_EXP_CREATE_WQ_FLAGS;
+ tmpl.crc_present = 1;
+ } else {
+ WARN("%p: CRC stripping has been disabled but will still"
+ " be performed by hardware, make sure MLNX_OFED and"
+ " firmware are up to date",
+ (void *)dev);
+ tmpl.crc_present = 0;
+ }
+ DEBUG("%p: CRC stripping is %s, %u bytes will be subtracted from"
+ " incoming frames to hide it",
+ (void *)dev,
+ tmpl.crc_present ? "disabled" : "enabled",
+ tmpl.crc_present << 2);
+#endif /* HAVE_VERBS_FCS */
+