+static const char *
+hns3_get_caps_name(uint32_t caps_id)
+{
+ const struct {
+ enum HNS3_CAPS_BITS caps;
+ const char *name;
+ } dev_caps[] = {
+ { HNS3_CAPS_FD_QUEUE_REGION_B, "fd_queue_region" },
+ { HNS3_CAPS_PTP_B, "ptp" },
+ { HNS3_CAPS_PHY_IMP_B, "phy_imp" },
+ { HNS3_CAPS_TQP_TXRX_INDEP_B, "tqp_txrx_indep" },
+ { HNS3_CAPS_HW_PAD_B, "hw_pad" },
+ { HNS3_CAPS_STASH_B, "stash" },
+ { HNS3_CAPS_UDP_TUNNEL_CSUM_B, "udp_tunnel_csum" },
+ { HNS3_CAPS_RAS_IMP_B, "ras_imp" },
+ { HNS3_CAPS_RXD_ADV_LAYOUT_B, "rxd_adv_layout" }
+ };
+ uint32_t i;
+
+ for (i = 0; i < RTE_DIM(dev_caps); i++) {
+ if (dev_caps[i].caps == caps_id)
+ return dev_caps[i].name;
+ }
+
+ return "unknown";
+}
+
+static void
+hns3_mask_capability(struct hns3_hw *hw,
+ struct hns3_query_version_cmd *cmd)
+{
+#define MAX_CAPS_BIT 64
+
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ uint64_t caps_org, caps_new, caps_masked;
+ uint32_t i;
+
+ if (hns->dev_caps_mask == 0)
+ return;
+
+ memcpy(&caps_org, &cmd->caps[0], sizeof(caps_org));
+ caps_org = rte_le_to_cpu_64(caps_org);
+ caps_new = caps_org ^ (caps_org & hns->dev_caps_mask);
+ caps_masked = caps_org ^ caps_new;
+ caps_new = rte_cpu_to_le_64(caps_new);
+ memcpy(&cmd->caps[0], &caps_new, sizeof(caps_new));
+
+ for (i = 0; i < MAX_CAPS_BIT; i++) {
+ if (!(caps_masked & BIT_ULL(i)))
+ continue;
+ hns3_info(hw, "mask capabiliy: id-%u, name-%s.",
+ i, hns3_get_caps_name(i));
+ }
+}
+
+static void
+hns3_parse_capability(struct hns3_hw *hw,
+ struct hns3_query_version_cmd *cmd)
+{
+ uint32_t caps = rte_le_to_cpu_32(cmd->caps[0]);
+
+ if (hns3_get_bit(caps, HNS3_CAPS_FD_QUEUE_REGION_B))
+ hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_FD_QUEUE_REGION_B,
+ 1);
+ if (hns3_get_bit(caps, HNS3_CAPS_PTP_B)) {
+ /*
+ * PTP depends on special packet type reported by hardware which
+ * enabled rxd advanced layout, so if the hardware doesn't
+ * support rxd advanced layout, driver should ignore the PTP
+ * capability.
+ */
+ if (hns3_get_bit(caps, HNS3_CAPS_RXD_ADV_LAYOUT_B))
+ hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_PTP_B, 1);
+ else
+ hns3_warn(hw, "ignore PTP capability due to lack of "
+ "rxd advanced layout capability.");
+ }
+ if (hns3_get_bit(caps, HNS3_CAPS_PHY_IMP_B))
+ hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_COPPER_B, 1);
+ if (hns3_get_bit(caps, HNS3_CAPS_TQP_TXRX_INDEP_B))
+ hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_INDEP_TXRX_B, 1);
+ if (hns3_get_bit(caps, HNS3_CAPS_STASH_B))
+ hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_STASH_B, 1);
+ if (hns3_get_bit(caps, HNS3_CAPS_RXD_ADV_LAYOUT_B))
+ hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_RXD_ADV_LAYOUT_B,
+ 1);
+ if (hns3_get_bit(caps, HNS3_CAPS_UDP_TUNNEL_CSUM_B))
+ hns3_set_bit(hw->capability,
+ HNS3_DEV_SUPPORT_OUTER_UDP_CKSUM_B, 1);
+ if (hns3_get_bit(caps, HNS3_CAPS_RAS_IMP_B))
+ hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_RAS_IMP_B, 1);
+}
+
+static uint32_t
+hns3_build_api_caps(void)
+{
+ uint32_t api_caps = 0;
+
+ hns3_set_bit(api_caps, HNS3_API_CAP_FLEX_RSS_TBL_B, 1);
+
+ return rte_cpu_to_le_32(api_caps);
+}
+
+static int
+hns3_cmd_query_firmware_version_and_capability(struct hns3_hw *hw)