net: ethernet: aquantia: Support for NIC-specific code

Add support for code specific to the Atlantic NIC.

Signed-off-by: Alexander Loktionov <Alexander.Loktionov@aquantia.com>
Signed-off-by: Dmitrii Tarakanov <Dmitrii.Tarakanov@aquantia.com>
Signed-off-by: Pavel Belous <Pavel.Belous@aquantia.com>
Signed-off-by: Dmitry Bezrukov <Dmitry.Bezrukov@aquantia.com>
Signed-off-by: David M. VomLehn <vomlehn@texas.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 108 insertions, 0 deletions

diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
new file mode 100644
index 000000000000..055e2cdb0f6f
--- /dev/null
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
@@ -0,0 +1,108 @@
+/*
+ * aQuantia Corporation Network Driver
+ * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ */
+
+/* File aq_nic.h: Declaration of common code for NIC. */
+
+#ifndef AQ_NIC_H
+#define AQ_NIC_H
+
+#include "aq_common.h"
+#include "aq_rss.h"
+
+struct aq_ring_s;
+struct aq_pci_func_s;
+struct aq_hw_ops;
+
+#define AQ_NIC_FC_OFF    0U
+#define AQ_NIC_FC_TX     1U
+#define AQ_NIC_FC_RX     2U
+#define AQ_NIC_FC_FULL   3U
+#define AQ_NIC_FC_AUTO   4U
+
+#define AQ_NIC_RATE_10G        BIT(0)
+#define AQ_NIC_RATE_5G         BIT(1)
+#define AQ_NIC_RATE_5GSR       BIT(2)
+#define AQ_NIC_RATE_2GS        BIT(3)
+#define AQ_NIC_RATE_1G         BIT(4)
+#define AQ_NIC_RATE_100M       BIT(5)
+
+struct aq_nic_cfg_s {
+	struct aq_hw_caps_s *aq_hw_caps;
+	u64 hw_features;
+	u32 rxds;		/* rx ring size, descriptors # */
+	u32 txds;		/* tx ring size, descriptors # */
+	u32 vecs;		/* vecs==allocated irqs */
+	u32 irq_type;
+	u32 itr;
+	u32 num_rss_queues;
+	u32 mtu;
+	u32 ucp_0x364;
+	u32 flow_control;
+	u32 link_speed_msk;
+	u32 vlan_id;
+	u16 is_mc_list_enabled;
+	u16 mc_list_count;
+	bool is_autoneg;
+	bool is_interrupt_moderation;
+	bool is_polling;
+	bool is_rss;
+	bool is_lro;
+	u8  tcs;
+	struct aq_rss_parameters aq_rss;
+};
+
+#define AQ_NIC_FLAG_STARTED     0x00000004U
+#define AQ_NIC_FLAG_STOPPING    0x00000008U
+#define AQ_NIC_FLAG_RESETTING   0x00000010U
+#define AQ_NIC_FLAG_CLOSING     0x00000020U
+#define AQ_NIC_LINK_DOWN        0x04000000U
+#define AQ_NIC_FLAG_ERR_UNPLUG  0x40000000U
+#define AQ_NIC_FLAG_ERR_HW      0x80000000U
+
+#define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \
+	((_TC_) * AQ_CFG_TCS_MAX + (_VEC_))
+
+struct aq_nic_s *aq_nic_alloc_cold(const struct net_device_ops *ndev_ops,
+				   const struct ethtool_ops *et_ops,
+				   struct device *dev,
+				   struct aq_pci_func_s *aq_pci_func,
+				   unsigned int port,
+				   const struct aq_hw_ops *aq_hw_ops);
+int aq_nic_ndev_init(struct aq_nic_s *self);
+struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev);
+void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
+			struct aq_ring_s *ring);
+struct device *aq_nic_get_dev(struct aq_nic_s *self);
+struct net_device *aq_nic_get_ndev(struct aq_nic_s *self);
+int aq_nic_init(struct aq_nic_s *self);
+int aq_nic_cfg_start(struct aq_nic_s *self);
+int aq_nic_ndev_register(struct aq_nic_s *self);
+void aq_nic_ndev_queue_start(struct aq_nic_s *self, unsigned int idx);
+void aq_nic_ndev_queue_stop(struct aq_nic_s *self, unsigned int idx);
+void aq_nic_ndev_free(struct aq_nic_s *self);
+int aq_nic_start(struct aq_nic_s *self);
+int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb);
+int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p);
+int aq_nic_get_regs_count(struct aq_nic_s *self);
+void aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
+int aq_nic_stop(struct aq_nic_s *self);
+void aq_nic_deinit(struct aq_nic_s *self);
+void aq_nic_free_hot_resources(struct aq_nic_s *self);
+int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu);
+int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev);
+int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags);
+int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev);
+unsigned int aq_nic_get_link_speed(struct aq_nic_s *self);
+void aq_nic_get_link_settings(struct aq_nic_s *self, struct ethtool_cmd *cmd);
+int aq_nic_set_link_settings(struct aq_nic_s *self, struct ethtool_cmd *cmd);
+struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self);
+u32 aq_nic_get_fw_version(struct aq_nic_s *self);
+int aq_nic_change_pm_state(struct aq_nic_s *self, pm_message_t *pm_msg);
+
+#endif /* AQ_NIC_H */