LXR linux/drivers/net/enic/vnic

   1/*
   2 * Copyright 2008-2010 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 */
  19
  20#ifndef _VNIC_DEV_H_
  21#define _VNIC_DEV_H_
  22
  23#include "vnic_resource.h"
  24#include "vnic_devcmd.h"
  25
  26#ifndef VNIC_PADDR_TARGET
  27#define VNIC_PADDR_TARGET       0x0000000000000000ULL
  28#endif
  29
  30#ifndef readq
  31static inline u64 readq(void __iomem *reg)
  32{
  33        return (((u64)readl(reg + 0x4UL) << 32) |
  34                (u64)readl(reg));
  35}
  36
  37static inline void writeq(u64 val, void __iomem *reg)
  38{
  39        writel(val & 0xffffffff, reg);
  40        writel(val >> 32, reg + 0x4UL);
  41}
  42#endif
  43
  44#undef pr_fmt
  45#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  46
  47enum vnic_dev_intr_mode {
  48        VNIC_DEV_INTR_MODE_UNKNOWN,
  49        VNIC_DEV_INTR_MODE_INTX,
  50        VNIC_DEV_INTR_MODE_MSI,
  51        VNIC_DEV_INTR_MODE_MSIX,
  52};
  53
  54struct vnic_dev_bar {
  55        void __iomem *vaddr;
  56        dma_addr_t bus_addr;
  57        unsigned long len;
  58};
  59
  60struct vnic_dev_ring {
  61        void *descs;
  62        size_t size;
  63        dma_addr_t base_addr;
  64        size_t base_align;
  65        void *descs_unaligned;
  66        size_t size_unaligned;
  67        dma_addr_t base_addr_unaligned;
  68        unsigned int desc_size;
  69        unsigned int desc_count;
  70        unsigned int desc_avail;
  71};
  72
  73struct vnic_dev;
  74struct vnic_stats;
  75
  76void *vnic_dev_priv(struct vnic_dev *vdev);
  77unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev,
  78        enum vnic_res_type type);
  79void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
  80        unsigned int index);
  81void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
  82int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
  83        unsigned int desc_count, unsigned int desc_size);
  84void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
  85        struct vnic_dev_ring *ring);
  86int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
  87        u64 *a0, u64 *a1, int wait);
  88int vnic_dev_fw_info(struct vnic_dev *vdev,
  89        struct vnic_devcmd_fw_info **fw_info);
  90int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, unsigned int size,
  91        void *value);
  92int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
  93int vnic_dev_hang_notify(struct vnic_dev *vdev);
  94int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
  95        int broadcast, int promisc, int allmulti);
  96int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr);
  97int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr);
  98int vnic_dev_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
  99int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
 100int vnic_dev_notify_unset(struct vnic_dev *vdev);
 101int vnic_dev_link_status(struct vnic_dev *vdev);
 102u32 vnic_dev_port_speed(struct vnic_dev *vdev);
 103u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
 104u32 vnic_dev_mtu(struct vnic_dev *vdev);
 105int vnic_dev_close(struct vnic_dev *vdev);
 106int vnic_dev_enable_wait(struct vnic_dev *vdev);
 107int vnic_dev_disable(struct vnic_dev *vdev);
 108int vnic_dev_open(struct vnic_dev *vdev, int arg);
 109int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
 110int vnic_dev_init(struct vnic_dev *vdev, int arg);
 111int vnic_dev_deinit(struct vnic_dev *vdev);
 112void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev);
 113int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev);
 114int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg);
 115int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done);
 116void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
 117        enum vnic_dev_intr_mode intr_mode);
 118enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev);
 119u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec);
 120u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles);
 121u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev);
 122void vnic_dev_unregister(struct vnic_dev *vdev);
 123int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev,
 124        u8 ig_vlan_rewrite_mode);
 125struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev,
 126        void *priv, struct pci_dev *pdev, struct vnic_dev_bar *bar,
 127        unsigned int num_bars);
 128int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len);
 129int vnic_dev_enable2(struct vnic_dev *vdev, int active);
 130int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status);
 131int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status);
 132
 133#endif /* _VNIC_DEV_H_ */
 134