vnic_dev.h

  1/* SPDX-License-Identifier: GPL-2.0-only */
  2/*
  3 * Copyright 2008 Cisco Systems, Inc.  All rights reserved.
  4 * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
  5 */
  6#ifndef _VNIC_DEV_H_
  7#define _VNIC_DEV_H_
  8
  9#include "vnic_resource.h"
 10#include "vnic_devcmd.h"
 11
 12/*
 13 * These defines avoid symbol clash between fnic and enic (Cisco 10G Eth
 14 * Driver) when both are built with CONFIG options =y
 15 */
 16#define vnic_dev_priv fnic_dev_priv
 17#define vnic_dev_get_res_count fnic_dev_get_res_count
 18#define vnic_dev_get_res fnic_dev_get_res
 19#define vnic_dev_desc_ring_size fnic_dev_desc_ring_siz
 20#define vnic_dev_clear_desc_ring fnic_dev_clear_desc_ring
 21#define vnic_dev_alloc_desc_ring fnic_dev_alloc_desc_ring
 22#define vnic_dev_free_desc_ring fnic_dev_free_desc_ring
 23#define vnic_dev_cmd fnic_dev_cmd
 24#define vnic_dev_fw_info fnic_dev_fw_info
 25#define vnic_dev_spec fnic_dev_spec
 26#define vnic_dev_stats_clear fnic_dev_stats_clear
 27#define vnic_dev_cmd_init fnic_dev_cmd_init
 28#define vnic_dev_stats_dump fnic_dev_stats_dump
 29#define vnic_dev_hang_notify fnic_dev_hang_notify
 30#define vnic_dev_packet_filter fnic_dev_packet_filter
 31#define vnic_dev_add_addr fnic_dev_add_addr
 32#define vnic_dev_del_addr fnic_dev_del_addr
 33#define vnic_dev_mac_addr fnic_dev_mac_addr
 34#define vnic_dev_notify_set fnic_dev_notify_set
 35#define vnic_dev_notify_unset fnic_dev_notify_unset
 36#define vnic_dev_link_status fnic_dev_link_status
 37#define vnic_dev_port_speed fnic_dev_port_speed
 38#define vnic_dev_msg_lvl fnic_dev_msg_lvl
 39#define vnic_dev_mtu fnic_dev_mtu
 40#define vnic_dev_link_down_cnt fnic_dev_link_down_cnt
 41#define vnic_dev_close fnic_dev_close
 42#define vnic_dev_enable fnic_dev_enable
 43#define vnic_dev_disable fnic_dev_disable
 44#define vnic_dev_open fnic_dev_open
 45#define vnic_dev_open_done fnic_dev_open_done
 46#define vnic_dev_init fnic_dev_init
 47#define vnic_dev_soft_reset fnic_dev_soft_reset
 48#define vnic_dev_soft_reset_done fnic_dev_soft_reset_done
 49#define vnic_dev_set_intr_mode fnic_dev_set_intr_mode
 50#define vnic_dev_get_intr_mode fnic_dev_get_intr_mode
 51#define vnic_dev_unregister fnic_dev_unregister
 52#define vnic_dev_register fnic_dev_register
 53
 54#ifndef VNIC_PADDR_TARGET
 55#define VNIC_PADDR_TARGET	0x0000000000000000ULL
 56#endif
 57
 58#ifndef readq
 59static inline u64 readq(void __iomem *reg)
 60{
 61	return ((u64)readl(reg + 0x4UL) << 32) | (u64)readl(reg);
 62}
 63
 64static inline void writeq(u64 val, void __iomem *reg)
 65{
 66	writel(val & 0xffffffff, reg);
 67	writel(val >> 32, reg + 0x4UL);
 68}
 69#endif
 70
 71enum vnic_dev_intr_mode {
 72	VNIC_DEV_INTR_MODE_UNKNOWN,
 73	VNIC_DEV_INTR_MODE_INTX,
 74	VNIC_DEV_INTR_MODE_MSI,
 75	VNIC_DEV_INTR_MODE_MSIX,
 76};
 77
 78struct vnic_dev_bar {
 79	void __iomem *vaddr;
 80	dma_addr_t bus_addr;
 81	unsigned long len;
 82};
 83
 84struct vnic_dev_ring {
 85	void *descs;
 86	size_t size;
 87	dma_addr_t base_addr;
 88	size_t base_align;
 89	void *descs_unaligned;
 90	size_t size_unaligned;
 91	dma_addr_t base_addr_unaligned;
 92	unsigned int desc_size;
 93	unsigned int desc_count;
 94	unsigned int desc_avail;
 95};
 96
 97struct vnic_dev;
 98struct vnic_stats;
 99
100void *vnic_dev_priv(struct vnic_dev *vdev);
101unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev,
102				    enum vnic_res_type type);
103void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
104			       unsigned int index);
105unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring,
106				     unsigned int desc_count,
107				     unsigned int desc_size);
108void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
109int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
110			     unsigned int desc_count, unsigned int desc_size);
111void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
112			     struct vnic_dev_ring *ring);
113int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
114		 u64 *a0, u64 *a1, int wait);
115int vnic_dev_fw_info(struct vnic_dev *vdev,
116		     struct vnic_devcmd_fw_info **fw_info);
117int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset,
118		  unsigned int size, void *value);
119int vnic_dev_stats_clear(struct vnic_dev *vdev);
120int vnic_dev_cmd_init(struct vnic_dev *vdev);
121int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
122int vnic_dev_hang_notify(struct vnic_dev *vdev);
123void vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
124			    int broadcast, int promisc, int allmulti);
125void vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr);
126void vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr);
127int vnic_dev_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
128int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
129void vnic_dev_notify_unset(struct vnic_dev *vdev);
130int vnic_dev_link_status(struct vnic_dev *vdev);
131u32 vnic_dev_port_speed(struct vnic_dev *vdev);
132u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
133u32 vnic_dev_mtu(struct vnic_dev *vdev);
134u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev);
135int vnic_dev_close(struct vnic_dev *vdev);
136int vnic_dev_enable(struct vnic_dev *vdev);
137int vnic_dev_disable(struct vnic_dev *vdev);
138int vnic_dev_open(struct vnic_dev *vdev, int arg);
139int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
140int vnic_dev_init(struct vnic_dev *vdev, int arg);
141u16 vnic_dev_set_default_vlan(struct vnic_dev *vdev,
142				u16 new_default_vlan);
143int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg);
144int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done);
145void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
146			    enum vnic_dev_intr_mode intr_mode);
147enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev);
148void vnic_dev_unregister(struct vnic_dev *vdev);
149struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev,
150				   void *priv, struct pci_dev *pdev,
151				   struct vnic_dev_bar *bar);
152
153#endif /* _VNIC_DEV_H_ */