[linux-2.6-block.git] / drivers / net / ethernet / aquantia / atlantic / aq_nic.h

/*
 * 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"
#include "aq_hw.h"

struct aq_ring_s;
struct aq_hw_ops;
struct aq_fw_s;
struct aq_vec_s;

struct aq_nic_cfg_s {
	const struct aq_hw_caps_s *aq_hw_caps;
	u64 features;
	u32 rxds;		/* rx ring size, descriptors # */
	u32 txds;		/* tx ring size, descriptors # */
	u32 vecs;		/* allocated rx/tx vectors */
	u32 link_irq_vec;
	u32 irq_type;
	u32 itr;
	u16 rx_itr;
	u16 tx_itr;
	u32 rxpageorder;
	u32 num_rss_queues;
	u32 mtu;
	u32 flow_control;
	u32 link_speed_msk;
	u32 wol;
	u16 is_mc_list_enabled;
	u16 mc_list_count;
	bool is_autoneg;
	bool is_polling;
	bool is_rss;
	bool is_lro;
	u8  tcs;
	struct aq_rss_parameters aq_rss;
	u32 eee_speeds;
};

#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_WOL_ENABLED	BIT(0)

#define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \
	((_TC_) * AQ_CFG_TCS_MAX + (_VEC_))

struct aq_hw_rx_fl2 {
	struct aq_rx_filter_vlan aq_vlans[AQ_VLAN_MAX_FILTERS];
};

struct aq_hw_rx_fl3l4 {
	u8   active_ipv4;
	u8   active_ipv6:2;
	u8 is_ipv6;
};

struct aq_hw_rx_fltrs_s {
	struct hlist_head     filter_list;
	u16                   active_filters;
	struct aq_hw_rx_fl2   fl2;
	struct aq_hw_rx_fl3l4 fl3l4;
};

struct aq_nic_s {
	atomic_t flags;
	struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX];
	struct aq_ring_s *aq_ring_tx[AQ_CFG_VECS_MAX * AQ_CFG_TCS_MAX];
	struct aq_hw_s *aq_hw;
	struct net_device *ndev;
	unsigned int aq_vecs;
	unsigned int packet_filter;
	unsigned int power_state;
	u8 port;
	const struct aq_hw_ops *aq_hw_ops;
	const struct aq_fw_ops *aq_fw_ops;
	struct aq_nic_cfg_s aq_nic_cfg;
	struct timer_list service_timer;
	struct work_struct service_task;
	struct timer_list polling_timer;
	struct aq_hw_link_status_s link_status;
	struct {
		u32 count;
		u8 ar[AQ_HW_MULTICAST_ADDRESS_MAX][ETH_ALEN];
	} mc_list;
	/* Bitmask of currently assigned vlans from linux */
	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];

	struct pci_dev *pdev;
	unsigned int msix_entry_mask;
	u32 irqvecs;
	/* mutex to serialize FW interface access operations */
	struct mutex fwreq_mutex;
	struct aq_hw_rx_fltrs_s aq_hw_rx_fltrs;
};

static inline struct device *aq_nic_get_dev(struct aq_nic_s *self)
{
	return self->ndev->dev.parent;
}

void 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 net_device *aq_nic_get_ndev(struct aq_nic_s *self);
int aq_nic_init(struct aq_nic_s *self);
void aq_nic_cfg_start(struct aq_nic_s *self);
int aq_nic_ndev_register(struct aq_nic_s *self);
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);
void aq_nic_free_vectors(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_ksettings(struct aq_nic_s *self,
			       struct ethtool_link_ksettings *cmd);
int aq_nic_set_link_ksettings(struct aq_nic_s *self,
			      const struct ethtool_link_ksettings *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);
int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self);
void aq_nic_shutdown(struct aq_nic_s *self);

#endif /* AQ_NIC_H */
Commit	Line	Data
97bde5c4 DV	1	/*
	2	* aQuantia Corporation Network Driver
	3	* Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
	4	*
	5	* This program is free software; you can redistribute it and/or modify it
	6	* under the terms and conditions of the GNU General Public License,
	7	* version 2, as published by the Free Software Foundation.
	8	*/
	9
	10	/* File aq_nic.h: Declaration of common code for NIC. */
	11
	12	#ifndef AQ_NIC_H
	13	#define AQ_NIC_H
	14
	15	#include "aq_common.h"
	16	#include "aq_rss.h"
1a713f87	17	#include "aq_hw.h"
97bde5c4 DV	18
97bde5c4 DV	19	struct aq_ring_s;
97bde5c4	20	struct aq_hw_ops;
db550615 IR	21	struct aq_fw_s;
db550615 IR	22	struct aq_vec_s;
97bde5c4	23
97bde5c4	24	struct aq_nic_cfg_s {
4cbc9f92	25	const struct aq_hw_caps_s *aq_hw_caps;
bbb67a44	26	u64 features;
97bde5c4 DV	27	u32 rxds; /* rx ring size, descriptors # */
97bde5c4 DV	28	u32 txds; /* tx ring size, descriptors # */
3dd3e236 IR	29	u32 vecs; /* allocated rx/tx vectors */
3dd3e236 IR	30	u32 link_irq_vec;
97bde5c4 DV	31	u32 irq_type;
97bde5c4 DV	32	u32 itr;
b82ee71a IR	33	u16 rx_itr;
b82ee71a IR	34	u16 tx_itr;
46f4c29d	35	u32 rxpageorder;
97bde5c4 DV	36	u32 num_rss_queues;
97bde5c4 DV	37	u32 mtu;
97bde5c4 DV	38	u32 flow_control;
97bde5c4 DV	39	u32 link_speed_msk;
0e1a0dde	40	u32 wol;
97bde5c4 DV	41	u16 is_mc_list_enabled;
	42	u16 mc_list_count;
	43	bool is_autoneg;
97bde5c4 DV	44	bool is_polling;
	45	bool is_rss;
	46	bool is_lro;
	47	u8 tcs;
	48	struct aq_rss_parameters aq_rss;
92ab6407	49	u32 eee_speeds;
97bde5c4 DV	50	};
	51
	52	#define AQ_NIC_FLAG_STARTED 0x00000004U
	53	#define AQ_NIC_FLAG_STOPPING 0x00000008U
	54	#define AQ_NIC_FLAG_RESETTING 0x00000010U
	55	#define AQ_NIC_FLAG_CLOSING 0x00000020U
	56	#define AQ_NIC_LINK_DOWN 0x04000000U
	57	#define AQ_NIC_FLAG_ERR_UNPLUG 0x40000000U
	58	#define AQ_NIC_FLAG_ERR_HW 0x80000000U
	59
0e1a0dde YE	60	#define AQ_NIC_WOL_ENABLED BIT(0)
0e1a0dde YE	61
97bde5c4 DV	62	#define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \
	63	((_TC_) * AQ_CFG_TCS_MAX + (_VEC_))
	64
54bcb3d1 DB	65	struct aq_hw_rx_fl2 {
	66	struct aq_rx_filter_vlan aq_vlans[AQ_VLAN_MAX_FILTERS];
	67	};
	68
a6ed6f22 DB	69	struct aq_hw_rx_fl3l4 {
	70	u8 active_ipv4;
	71	u8 active_ipv6:2;
	72	u8 is_ipv6;
	73	};
	74
8d0bcb01 DB	75	struct aq_hw_rx_fltrs_s {
	76	struct hlist_head filter_list;
	77	u16 active_filters;
54bcb3d1	78	struct aq_hw_rx_fl2 fl2;
a6ed6f22	79	struct aq_hw_rx_fl3l4 fl3l4;
8d0bcb01 DB	80	};
8d0bcb01 DB	81
db550615 IR	82	struct aq_nic_s {
	83	atomic_t flags;
	84	struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX];
	85	struct aq_ring_s aq_ring_tx[AQ_CFG_VECS_MAX AQ_CFG_TCS_MAX];
	86	struct aq_hw_s *aq_hw;
	87	struct net_device *ndev;
db550615 IR	88	unsigned int aq_vecs;
	89	unsigned int packet_filter;
	90	unsigned int power_state;
	91	u8 port;
8fcb98f4	92	const struct aq_hw_ops *aq_hw_ops;
0c58c35f	93	const struct aq_fw_ops *aq_fw_ops;
db550615 IR	94	struct aq_nic_cfg_s aq_nic_cfg;
db550615 IR	95	struct timer_list service_timer;
49544935	96	struct work_struct service_task;
db550615 IR	97	struct timer_list polling_timer;
	98	struct aq_hw_link_status_s link_status;
	99	struct {
	100	u32 count;
94b3b542	101	u8 ar[AQ_HW_MULTICAST_ADDRESS_MAX][ETH_ALEN];
db550615	102	} mc_list;
7975d2af DB	103	/* Bitmask of currently assigned vlans from linux */
7975d2af DB	104	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
db550615 IR	105
	106	struct pci_dev *pdev;
	107	unsigned int msix_entry_mask;
a09bd81b	108	u32 irqvecs;
f5dce08a ND	109	/* mutex to serialize FW interface access operations */
f5dce08a ND	110	struct mutex fwreq_mutex;
8d0bcb01	111	struct aq_hw_rx_fltrs_s aq_hw_rx_fltrs;
db550615 IR	112	};
	113
	114	static inline struct device aq_nic_get_dev(struct aq_nic_s self)
	115	{
	116	return self->ndev->dev.parent;
	117	}
	118
23ee07ad	119	void aq_nic_ndev_init(struct aq_nic_s *self);
97bde5c4 DV	120	struct aq_nic_s aq_nic_alloc_hot(struct net_device ndev);
	121	void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
	122	struct aq_ring_s *ring);
97bde5c4 DV	123	struct net_device aq_nic_get_ndev(struct aq_nic_s self);
97bde5c4 DV	124	int aq_nic_init(struct aq_nic_s *self);
23ee07ad	125	void aq_nic_cfg_start(struct aq_nic_s *self);
97bde5c4	126	int aq_nic_ndev_register(struct aq_nic_s *self);
97bde5c4 DV	127	void aq_nic_ndev_free(struct aq_nic_s *self);
	128	int aq_nic_start(struct aq_nic_s *self);
	129	int aq_nic_xmit(struct aq_nic_s self, struct sk_buff skb);
	130	int aq_nic_get_regs(struct aq_nic_s self, struct ethtool_regs regs, void *p);
	131	int aq_nic_get_regs_count(struct aq_nic_s *self);
	132	void aq_nic_get_stats(struct aq_nic_s self, u64 data);
	133	int aq_nic_stop(struct aq_nic_s *self);
	134	void aq_nic_deinit(struct aq_nic_s *self);
	135	void aq_nic_free_hot_resources(struct aq_nic_s *self);
23ee07ad	136	void aq_nic_free_vectors(struct aq_nic_s *self);
97bde5c4 DV	137	int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu);
	138	int aq_nic_set_mac(struct aq_nic_s self, struct net_device ndev);
	139	int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags);
	140	int aq_nic_set_multicast_list(struct aq_nic_s self, struct net_device ndev);
	141	unsigned int aq_nic_get_link_speed(struct aq_nic_s *self);
f8244ab5 PR	142	void aq_nic_get_link_ksettings(struct aq_nic_s *self,
	143	struct ethtool_link_ksettings *cmd);
	144	int aq_nic_set_link_ksettings(struct aq_nic_s *self,
	145	const struct ethtool_link_ksettings *cmd);
97bde5c4 DV	146	struct aq_nic_cfg_s aq_nic_get_cfg(struct aq_nic_s self);
	147	u32 aq_nic_get_fw_version(struct aq_nic_s *self);
	148	int aq_nic_change_pm_state(struct aq_nic_s self, pm_message_t pm_msg);
b82ee71a	149	int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self);
90869ddf	150	void aq_nic_shutdown(struct aq_nic_s *self);
97bde5c4 DV	151
97bde5c4 DV	152	#endif /* AQ_NIC_H */