cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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vnic_dev.h (6312B)


      1/*
      2 * Copyright 2008 Cisco Systems, Inc.  All rights reserved.
      3 * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
      4 *
      5 * This program is free software; you may redistribute it and/or modify
      6 * it under the terms of the GNU General Public License as published by
      7 * the Free Software Foundation; version 2 of the License.
      8 *
      9 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     10 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     11 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     12 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
     13 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     14 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     15 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     16 * SOFTWARE.
     17 */
     18#ifndef _VNIC_DEV_H_
     19#define _VNIC_DEV_H_
     20
     21#include "vnic_resource.h"
     22#include "vnic_devcmd.h"
     23
     24/*
     25 * These defines avoid symbol clash between fnic and enic (Cisco 10G Eth
     26 * Driver) when both are built with CONFIG options =y
     27 */
     28#define vnic_dev_priv fnic_dev_priv
     29#define vnic_dev_get_res_count fnic_dev_get_res_count
     30#define vnic_dev_get_res fnic_dev_get_res
     31#define vnic_dev_desc_ring_size fnic_dev_desc_ring_siz
     32#define vnic_dev_clear_desc_ring fnic_dev_clear_desc_ring
     33#define vnic_dev_alloc_desc_ring fnic_dev_alloc_desc_ring
     34#define vnic_dev_free_desc_ring fnic_dev_free_desc_ring
     35#define vnic_dev_cmd fnic_dev_cmd
     36#define vnic_dev_fw_info fnic_dev_fw_info
     37#define vnic_dev_spec fnic_dev_spec
     38#define vnic_dev_stats_clear fnic_dev_stats_clear
     39#define vnic_dev_cmd_init fnic_dev_cmd_init
     40#define vnic_dev_stats_dump fnic_dev_stats_dump
     41#define vnic_dev_hang_notify fnic_dev_hang_notify
     42#define vnic_dev_packet_filter fnic_dev_packet_filter
     43#define vnic_dev_add_addr fnic_dev_add_addr
     44#define vnic_dev_del_addr fnic_dev_del_addr
     45#define vnic_dev_mac_addr fnic_dev_mac_addr
     46#define vnic_dev_notify_set fnic_dev_notify_set
     47#define vnic_dev_notify_unset fnic_dev_notify_unset
     48#define vnic_dev_link_status fnic_dev_link_status
     49#define vnic_dev_port_speed fnic_dev_port_speed
     50#define vnic_dev_msg_lvl fnic_dev_msg_lvl
     51#define vnic_dev_mtu fnic_dev_mtu
     52#define vnic_dev_link_down_cnt fnic_dev_link_down_cnt
     53#define vnic_dev_close fnic_dev_close
     54#define vnic_dev_enable fnic_dev_enable
     55#define vnic_dev_disable fnic_dev_disable
     56#define vnic_dev_open fnic_dev_open
     57#define vnic_dev_open_done fnic_dev_open_done
     58#define vnic_dev_init fnic_dev_init
     59#define vnic_dev_soft_reset fnic_dev_soft_reset
     60#define vnic_dev_soft_reset_done fnic_dev_soft_reset_done
     61#define vnic_dev_set_intr_mode fnic_dev_set_intr_mode
     62#define vnic_dev_get_intr_mode fnic_dev_get_intr_mode
     63#define vnic_dev_unregister fnic_dev_unregister
     64#define vnic_dev_register fnic_dev_register
     65
     66#ifndef VNIC_PADDR_TARGET
     67#define VNIC_PADDR_TARGET	0x0000000000000000ULL
     68#endif
     69
     70#ifndef readq
     71static inline u64 readq(void __iomem *reg)
     72{
     73	return ((u64)readl(reg + 0x4UL) << 32) | (u64)readl(reg);
     74}
     75
     76static inline void writeq(u64 val, void __iomem *reg)
     77{
     78	writel(val & 0xffffffff, reg);
     79	writel(val >> 32, reg + 0x4UL);
     80}
     81#endif
     82
     83enum vnic_dev_intr_mode {
     84	VNIC_DEV_INTR_MODE_UNKNOWN,
     85	VNIC_DEV_INTR_MODE_INTX,
     86	VNIC_DEV_INTR_MODE_MSI,
     87	VNIC_DEV_INTR_MODE_MSIX,
     88};
     89
     90struct vnic_dev_bar {
     91	void __iomem *vaddr;
     92	dma_addr_t bus_addr;
     93	unsigned long len;
     94};
     95
     96struct vnic_dev_ring {
     97	void *descs;
     98	size_t size;
     99	dma_addr_t base_addr;
    100	size_t base_align;
    101	void *descs_unaligned;
    102	size_t size_unaligned;
    103	dma_addr_t base_addr_unaligned;
    104	unsigned int desc_size;
    105	unsigned int desc_count;
    106	unsigned int desc_avail;
    107};
    108
    109struct vnic_dev;
    110struct vnic_stats;
    111
    112void *vnic_dev_priv(struct vnic_dev *vdev);
    113unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev,
    114				    enum vnic_res_type type);
    115void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
    116			       unsigned int index);
    117unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring,
    118				     unsigned int desc_count,
    119				     unsigned int desc_size);
    120void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
    121int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
    122			     unsigned int desc_count, unsigned int desc_size);
    123void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
    124			     struct vnic_dev_ring *ring);
    125int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
    126		 u64 *a0, u64 *a1, int wait);
    127int vnic_dev_fw_info(struct vnic_dev *vdev,
    128		     struct vnic_devcmd_fw_info **fw_info);
    129int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset,
    130		  unsigned int size, void *value);
    131int vnic_dev_stats_clear(struct vnic_dev *vdev);
    132int vnic_dev_cmd_init(struct vnic_dev *vdev);
    133int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
    134int vnic_dev_hang_notify(struct vnic_dev *vdev);
    135void vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
    136			    int broadcast, int promisc, int allmulti);
    137void vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr);
    138void vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr);
    139int vnic_dev_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
    140int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
    141void vnic_dev_notify_unset(struct vnic_dev *vdev);
    142int vnic_dev_link_status(struct vnic_dev *vdev);
    143u32 vnic_dev_port_speed(struct vnic_dev *vdev);
    144u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
    145u32 vnic_dev_mtu(struct vnic_dev *vdev);
    146u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev);
    147int vnic_dev_close(struct vnic_dev *vdev);
    148int vnic_dev_enable(struct vnic_dev *vdev);
    149int vnic_dev_disable(struct vnic_dev *vdev);
    150int vnic_dev_open(struct vnic_dev *vdev, int arg);
    151int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
    152int vnic_dev_init(struct vnic_dev *vdev, int arg);
    153u16 vnic_dev_set_default_vlan(struct vnic_dev *vdev,
    154				u16 new_default_vlan);
    155int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg);
    156int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done);
    157void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
    158			    enum vnic_dev_intr_mode intr_mode);
    159enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev);
    160void vnic_dev_unregister(struct vnic_dev *vdev);
    161struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev,
    162				   void *priv, struct pci_dev *pdev,
    163				   struct vnic_dev_bar *bar);
    164
    165#endif /* _VNIC_DEV_H_ */