int enic_get_vnic_config(struct enic *enic) { struct vnic_enet_config *c = &enic->config; int err; err = vnic_dev_get_mac_addr(enic->vdev, enic->mac_addr); if (err) { dev_err(enic_get_dev(enic), "Error getting MAC addr, %d\n", err); return err; } #define GET_CONFIG(m) \ do { \ err = vnic_dev_spec(enic->vdev, \ offsetof(struct vnic_enet_config, m), \ sizeof(c->m), &c->m); \ if (err) { \ dev_err(enic_get_dev(enic), \ "Error getting %s, %d\n", #m, err); \ return err; \ } \ } while (0) GET_CONFIG(flags); GET_CONFIG(wq_desc_count); GET_CONFIG(rq_desc_count); GET_CONFIG(mtu); GET_CONFIG(intr_timer_type); GET_CONFIG(intr_mode); GET_CONFIG(intr_timer_usec); GET_CONFIG(loop_tag); c->wq_desc_count = min_t(u32, ENIC_MAX_WQ_DESCS, max_t(u32, ENIC_MIN_WQ_DESCS, c->wq_desc_count)); c->wq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */ c->rq_desc_count = min_t(u32, ENIC_MAX_RQ_DESCS, max_t(u32, ENIC_MIN_RQ_DESCS, c->rq_desc_count)); c->rq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */ if (c->mtu == 0) c->mtu = 1500; c->mtu = min_t(u16, ENIC_MAX_MTU, max_t(u16, ENIC_MIN_MTU, c->mtu)); c->intr_timer_usec = min_t(u32, c->intr_timer_usec, vnic_dev_get_intr_coal_timer_max(enic->vdev)); dev_info(enic_get_dev(enic), "vNIC MAC addr %pM wq/rq %d/%d mtu %d\n", enic->mac_addr, c->wq_desc_count, c->rq_desc_count, c->mtu); dev_info(enic_get_dev(enic), "vNIC csum tx/rx %s/%s " "tso/lro %s/%s rss %s intr mode %s type %s timer %d usec " "loopback tag 0x%04x\n", ENIC_SETTING(enic, TXCSUM) ? "yes" : "no", ENIC_SETTING(enic, RXCSUM) ? "yes" : "no", ENIC_SETTING(enic, TSO) ? "yes" : "no", ENIC_SETTING(enic, LRO) ? "yes" : "no", ENIC_SETTING(enic, RSS) ? "yes" : "no", c->intr_mode == VENET_INTR_MODE_INTX ? "INTx" : c->intr_mode == VENET_INTR_MODE_MSI ? "MSI" : c->intr_mode == VENET_INTR_MODE_ANY ? "any" : "unknown", c->intr_timer_type == VENET_INTR_TYPE_MIN ? "min" : c->intr_timer_type == VENET_INTR_TYPE_IDLE ? "idle" : "unknown", c->intr_timer_usec, c->loop_tag); return 0; }
int enic_get_vnic_config(struct enic *enic) { struct vnic_enet_config *c = &enic->config; int err; err = vnic_dev_get_mac_addr(enic->vdev, enic->mac_addr); if (err) { dev_err(enic_get_dev(enic), "Error getting MAC addr, %d\n", err); return err; } #define GET_CONFIG(m) \ do { \ err = vnic_dev_spec(enic->vdev, \ offsetof(struct vnic_enet_config, m), \ sizeof(c->m), &c->m); \ if (err) { \ dev_err(enic_get_dev(enic), \ "Error getting %s, %d\n", #m, err); \ return err; \ } \ } while (0) GET_CONFIG(flags); GET_CONFIG(wq_desc_count); GET_CONFIG(rq_desc_count); GET_CONFIG(mtu); GET_CONFIG(intr_timer_type); GET_CONFIG(intr_mode); GET_CONFIG(intr_timer_usec); GET_CONFIG(loop_tag); GET_CONFIG(num_arfs); GET_CONFIG(max_pkt_size); /* max packet size is only defined in newer VIC firmware * and will be 0 for legacy firmware and VICs */ if (c->max_pkt_size > ENIC_DEFAULT_MAX_PKT_SIZE) enic->max_mtu = c->max_pkt_size - (ETHER_HDR_LEN + 4); else enic->max_mtu = ENIC_DEFAULT_MAX_PKT_SIZE - (ETHER_HDR_LEN + 4); if (c->mtu == 0) c->mtu = 1500; enic->rte_dev->data->mtu = min_t(u16, enic->max_mtu, max_t(u16, ENIC_MIN_MTU, c->mtu)); enic->adv_filters = vnic_dev_capable_adv_filters(enic->vdev); dev_info(enic, "Advanced Filters %savailable\n", ((enic->adv_filters) ? "" : "not ")); c->wq_desc_count = min_t(u32, ENIC_MAX_WQ_DESCS, max_t(u32, ENIC_MIN_WQ_DESCS, c->wq_desc_count)); c->wq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */ c->rq_desc_count = min_t(u32, ENIC_MAX_RQ_DESCS, max_t(u32, ENIC_MIN_RQ_DESCS, c->rq_desc_count)); c->rq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */ c->intr_timer_usec = min_t(u32, c->intr_timer_usec, vnic_dev_get_intr_coal_timer_max(enic->vdev)); dev_info(enic_get_dev(enic), "vNIC MAC addr %02x:%02x:%02x:%02x:%02x:%02x " "wq/rq %d/%d mtu %d, max mtu:%d\n", enic->mac_addr[0], enic->mac_addr[1], enic->mac_addr[2], enic->mac_addr[3], enic->mac_addr[4], enic->mac_addr[5], c->wq_desc_count, c->rq_desc_count, enic->rte_dev->data->mtu, enic->max_mtu); dev_info(enic_get_dev(enic), "vNIC csum tx/rx %s/%s " "rss %s intr mode %s type %s timer %d usec " "loopback tag 0x%04x\n", ENIC_SETTING(enic, TXCSUM) ? "yes" : "no", ENIC_SETTING(enic, RXCSUM) ? "yes" : "no", ENIC_SETTING(enic, RSS) ? "yes" : "no", c->intr_mode == VENET_INTR_MODE_INTX ? "INTx" : c->intr_mode == VENET_INTR_MODE_MSI ? "MSI" : c->intr_mode == VENET_INTR_MODE_ANY ? "any" : "unknown", c->intr_timer_type == VENET_INTR_TYPE_MIN ? "min" : c->intr_timer_type == VENET_INTR_TYPE_IDLE ? "idle" : "unknown", c->intr_timer_usec, c->loop_tag); return 0; }