These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / net / ethernet / hisilicon / hns / hns_enet.h

diff --git a/kernel/drivers/net/ethernet/hisilicon/hns/hns_enet.h b/kernel/drivers/net/ethernet/hisilicon/hns/hns_enet.h
new file mode 100644 (file)
index 0000000..dae0ed1
--- /dev/null
+++ b/kernel/drivers/net/ethernet/hisilicon/hns/hns_enet.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __HNS_ENET_H
+#define __HNS_ENET_H
+
+#include <linux/netdevice.h>
+#include <linux/of_net.h>
+#include <linux/of_mdio.h>
+#include <linux/timer.h>
+#include <linux/workqueue.h>
+
+#include "hnae.h"
+
+enum hns_nic_state {
+       NIC_STATE_TESTING = 0,
+       NIC_STATE_RESETTING,
+       NIC_STATE_REINITING,
+       NIC_STATE_DOWN,
+       NIC_STATE_DISABLED,
+       NIC_STATE_REMOVING,
+       NIC_STATE_SERVICE_INITED,
+       NIC_STATE_SERVICE_SCHED,
+       NIC_STATE2_RESET_REQUESTED,
+       NIC_STATE_MAX
+};
+
+struct hns_nic_ring_data {
+       struct hnae_ring *ring;
+       struct napi_struct napi;
+       int queue_index;
+       int (*poll_one)(struct hns_nic_ring_data *, int, void *);
+       void (*ex_process)(struct hns_nic_ring_data *, struct sk_buff *);
+       void (*fini_process)(struct hns_nic_ring_data *);
+};
+
+struct hns_nic_priv {
+       const char *ae_name;
+       u32 enet_ver;
+       u32 port_id;
+       int phy_mode;
+       int phy_led_val;
+       struct phy_device *phy;
+       struct net_device *netdev;
+       struct device *dev;
+       struct hnae_handle *ae_handle;
+
+       /* the cb for nic to manage the ring buffer, the first half of the
+        * array is for tx_ring and vice versa for the second half
+        */
+       struct hns_nic_ring_data *ring_data;
+
+       /* The most recently read link state */
+       int link;
+       u64 tx_timeout_count;
+
+       unsigned long state;
+
+       struct timer_list service_timer;
+
+       struct work_struct service_task;
+
+       struct notifier_block notifier_block;
+};
+
+#define tx_ring_data(priv, idx) ((priv)->ring_data[idx])
+#define rx_ring_data(priv, idx) \
+       ((priv)->ring_data[(priv)->ae_handle->q_num + (idx)])
+
+void hns_ethtool_set_ops(struct net_device *ndev);
+void hns_nic_net_reset(struct net_device *ndev);
+void hns_nic_net_reinit(struct net_device *netdev);
+int hns_nic_init_phy(struct net_device *ndev, struct hnae_handle *h);
+int hns_nic_net_xmit_hw(struct net_device *ndev,
+                       struct sk_buff *skb,
+                       struct hns_nic_ring_data *ring_data);
+
+#endif /**__HNS_ENET_H */