3 files changed, 44 insertions, 6 deletions
diff --git a/include/net/mana/gdma.h b/include/net/mana/gdma.h
index 57df78cfbf82..eaa27483f99b 100644
--- a/include/net/mana/gdma.h
+++ b/include/net/mana/gdma.h
@@ -382,6 +382,10 @@ struct gdma_irq_context {
 	char name[MANA_IRQ_NAME_SZ];
 };
 
+enum gdma_context_flags {
+	GC_PROBE_SUCCEEDED	= 0,
+};
+
 struct gdma_context {
 	struct device		*dev;
 	struct dentry		*mana_pci_debugfs;
@@ -430,6 +434,8 @@ struct gdma_context {
 	u64 pf_cap_flags1;
 
 	struct workqueue_struct *service_wq;
+
+	unsigned long		flags;
 };
 
 static inline bool mana_gd_is_mana(struct gdma_dev *gd)
@@ -486,6 +492,8 @@ struct gdma_wqe {
 #define INLINE_OOB_SMALL_SIZE 8
 #define INLINE_OOB_LARGE_SIZE 24
 
+#define MANA_MAX_TX_WQE_SGL_ENTRIES 30
+
 #define MAX_TX_WQE_SIZE 512
 #define MAX_RX_WQE_SIZE 256
 
@@ -590,6 +598,16 @@ enum {
 
 /* Driver can self reset on FPGA Reconfig EQE notification */
 #define GDMA_DRV_CAP_FLAG_1_HANDLE_RECONFIG_EQE BIT(17)
+#define GDMA_DRV_CAP_FLAG_1_HW_VPORT_LINK_AWARE BIT(6)
+
+/* Driver supports linearizing the skb when num_sge exceeds hardware limit */
+#define GDMA_DRV_CAP_FLAG_1_SKB_LINEARIZE BIT(20)
+
+/* Driver can send HWC periodically to query stats */
+#define GDMA_DRV_CAP_FLAG_1_PERIODIC_STATS_QUERY BIT(21)
+
+/* Driver can handle hardware recovery events during probe */
+#define GDMA_DRV_CAP_FLAG_1_PROBE_RECOVERY BIT(22)
 
 #define GDMA_DRV_CAP_FLAGS1 \
 	(GDMA_DRV_CAP_FLAG_1_EQ_SHARING_MULTI_VPORT | \
@@ -599,7 +617,11 @@ enum {
 	 GDMA_DRV_CAP_FLAG_1_DEV_LIST_HOLES_SUP | \
 	 GDMA_DRV_CAP_FLAG_1_DYNAMIC_IRQ_ALLOC_SUPPORT | \
 	 GDMA_DRV_CAP_FLAG_1_SELF_RESET_ON_EQE | \
-	 GDMA_DRV_CAP_FLAG_1_HANDLE_RECONFIG_EQE)
+	 GDMA_DRV_CAP_FLAG_1_HANDLE_RECONFIG_EQE | \
+	 GDMA_DRV_CAP_FLAG_1_HW_VPORT_LINK_AWARE | \
+	 GDMA_DRV_CAP_FLAG_1_PERIODIC_STATS_QUERY | \
+	 GDMA_DRV_CAP_FLAG_1_SKB_LINEARIZE | \
+	 GDMA_DRV_CAP_FLAG_1_PROBE_RECOVERY)
 
 #define GDMA_DRV_CAP_FLAGS2 0
 
diff --git a/include/net/mana/hw_channel.h b/include/net/mana/hw_channel.h
index 83cf93338eb3..16feb39616c1 100644
--- a/include/net/mana/hw_channel.h
+++ b/include/net/mana/hw_channel.h
@@ -24,6 +24,8 @@
 #define HWC_INIT_DATA_PF_DEST_CQ_ID	11
 
 #define HWC_DATA_CFG_HWC_TIMEOUT 1
+#define HWC_DATA_HW_LINK_CONNECT 2
+#define HWC_DATA_HW_LINK_DISCONNECT 3
 
 #define HW_CHANNEL_WAIT_RESOURCE_TIMEOUT_MS 30000
 
diff --git a/include/net/mana/mana.h b/include/net/mana/mana.h
index 0921485565c0..d7e089c6b694 100644
--- a/include/net/mana/mana.h
+++ b/include/net/mana/mana.h
@@ -375,6 +375,14 @@ struct mana_tx_qp {
 struct mana_ethtool_stats {
 	u64 stop_queue;
 	u64 wake_queue;
+	u64 tx_cqe_err;
+	u64 tx_cqe_unknown_type;
+	u64 tx_linear_pkt_cnt;
+	u64 rx_coalesced_err;
+	u64 rx_cqe_unknown_type;
+};
+
+struct mana_ethtool_hc_stats {
 	u64 hc_rx_discards_no_wqe;
 	u64 hc_rx_err_vport_disabled;
 	u64 hc_rx_bytes;
@@ -402,10 +410,6 @@ struct mana_ethtool_stats {
 	u64 hc_tx_mcast_pkts;
 	u64 hc_tx_mcast_bytes;
 	u64 hc_tx_err_gdma;
-	u64 tx_cqe_err;
-	u64 tx_cqe_unknown_type;
-	u64 rx_coalesced_err;
-	u64 rx_cqe_unknown_type;
 };
 
 struct mana_ethtool_phy_stats {
@@ -473,10 +477,19 @@ struct mana_context {
 	u16 num_ports;
 	u8 bm_hostmode;
 
+	struct mana_ethtool_hc_stats hc_stats;
 	struct mana_eq *eqs;
 	struct dentry *mana_eqs_debugfs;
 
+	/* Workqueue for querying hardware stats */
+	struct delayed_work gf_stats_work;
+	bool hwc_timeout_occurred;
+
 	struct net_device *ports[MAX_PORTS_IN_MANA_DEV];
+
+	/* Link state change work */
+	struct work_struct link_change_work;
+	u32 link_event;
 };
 
 struct mana_port_context {
@@ -573,13 +586,14 @@ u32 mana_run_xdp(struct net_device *ndev, struct mana_rxq *rxq,
 struct bpf_prog *mana_xdp_get(struct mana_port_context *apc);
 void mana_chn_setxdp(struct mana_port_context *apc, struct bpf_prog *prog);
 int mana_bpf(struct net_device *ndev, struct netdev_bpf *bpf);
-void mana_query_gf_stats(struct mana_port_context *apc);
+int mana_query_gf_stats(struct mana_context *ac);
 int mana_query_link_cfg(struct mana_port_context *apc);
 int mana_set_bw_clamp(struct mana_port_context *apc, u32 speed,
 		      int enable_clamping);
 void mana_query_phy_stats(struct mana_port_context *apc);
 int mana_pre_alloc_rxbufs(struct mana_port_context *apc, int mtu, int num_queues);
 void mana_pre_dealloc_rxbufs(struct mana_port_context *apc);
+void mana_unmap_skb(struct sk_buff *skb, struct mana_port_context *apc);
 
 extern const struct ethtool_ops mana_ethtool_ops;
 extern struct dentry *mana_debugfs_root;