ceph/src/dpdk/drivers/net/enic/base/vnic_dev.h

   1 /*
   2  * Copyright 2008-2010 Cisco Systems, Inc.  All rights reserved.
   3  * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
   4  *
   5  * Copyright (c) 2014, Cisco Systems, Inc.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  * notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  * notice, this list of conditions and the following disclaimer in
  17  * the documentation and/or other materials provided with the
  18  * distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  24  * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  26  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  28  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  30  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31  * POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  */
  34
  35 #ifndef _VNIC_DEV_H_
  36 #define _VNIC_DEV_H_
  37
  38 #include "enic_compat.h"
  39 #include "rte_pci.h"
  40 #include "vnic_resource.h"
  41 #include "vnic_devcmd.h"
  42
  43 #ifndef VNIC_PADDR_TARGET
  44 #define VNIC_PADDR_TARGET       0x0000000000000000ULL
  45 #endif
  46
  47 #ifndef readq
  48 static inline u64 readq(void __iomem *reg)
  49 {
  50         return ((u64)readl((char *)reg + 0x4UL) << 32) |
  51                 (u64)readl(reg);
  52 }
  53
  54 static inline void writeq(u64 val, void __iomem *reg)
  55 {
  56         writel(val & 0xffffffff, reg);
  57         writel((u32)(val >> 32), (char *)reg + 0x4UL);
  58 }
  59 #endif
  60
  61 #undef pr_fmt
  62 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  63
  64 enum vnic_dev_intr_mode {
  65         VNIC_DEV_INTR_MODE_UNKNOWN,
  66         VNIC_DEV_INTR_MODE_INTX,
  67         VNIC_DEV_INTR_MODE_MSI,
  68         VNIC_DEV_INTR_MODE_MSIX,
  69 };
  70
  71 struct vnic_dev_bar {
  72         void __iomem *vaddr;
  73         dma_addr_t bus_addr;
  74         unsigned long len;
  75 };
  76
  77 struct vnic_dev_ring {
  78         void *descs;
  79         size_t size;
  80         dma_addr_t base_addr;
  81         size_t base_align;
  82         void *descs_unaligned;
  83         size_t size_unaligned;
  84         dma_addr_t base_addr_unaligned;
  85         unsigned int desc_size;
  86         unsigned int desc_count;
  87         unsigned int desc_avail;
  88 };
  89
  90 struct vnic_dev_iomap_info {
  91         dma_addr_t bus_addr;
  92         unsigned long len;
  93         void __iomem *vaddr;
  94 };
  95
  96 struct vnic_dev;
  97 struct vnic_stats;
  98
  99 void *vnic_dev_priv(struct vnic_dev *vdev);
 100 unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev,
 101         enum vnic_res_type type);
 102 void vnic_register_cbacks(struct vnic_dev *vdev,
 103         void *(*alloc_consistent)(void *priv, size_t size,
 104                 dma_addr_t *dma_handle, u8 *name),
 105         void (*free_consistent)(void *priv,
 106                 size_t size, void *vaddr,
 107                 dma_addr_t dma_handle));
 108 void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
 109         unsigned int index);
 110 dma_addr_t vnic_dev_get_res_bus_addr(struct vnic_dev *vdev,
 111         enum vnic_res_type type, unsigned int index);
 112 uint8_t vnic_dev_get_res_bar(struct vnic_dev *vdev,
 113         enum vnic_res_type type);
 114 uint32_t vnic_dev_get_res_offset(struct vnic_dev *vdev,
 115         enum vnic_res_type type, unsigned int index);
 116 unsigned long vnic_dev_get_res_type_len(struct vnic_dev *vdev,
 117                                         enum vnic_res_type type);
 118 unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring,
 119         unsigned int desc_count, unsigned int desc_size);
 120 void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
 121 void vnic_set_hdr_split_size(struct vnic_dev *vdev, u16 size);
 122 u16 vnic_get_hdr_split_size(struct vnic_dev *vdev);
 123 int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring,
 124         unsigned int desc_count, unsigned int desc_size, unsigned int socket_id,
 125         char *z_name);
 126 void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
 127         struct vnic_dev_ring *ring);
 128 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
 129         u64 *a0, u64 *a1, int wait);
 130 int vnic_dev_cmd_args(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
 131         u64 *args, int nargs, int wait);
 132 void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index);
 133 void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf);
 134 void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev);
 135 int vnic_dev_fw_info(struct vnic_dev *vdev,
 136         struct vnic_devcmd_fw_info **fw_info);
 137 int vnic_dev_capable_adv_filters(struct vnic_dev *vdev);
 138 int vnic_dev_asic_info(struct vnic_dev *vdev, u16 *asic_type, u16 *asic_rev);
 139 int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, size_t size,
 140         void *value);
 141 int vnic_dev_stats_clear(struct vnic_dev *vdev);
 142 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
 143 int vnic_dev_hang_notify(struct vnic_dev *vdev);
 144 int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
 145         int broadcast, int promisc, int allmulti);
 146 int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed,
 147         int multicast, int broadcast, int promisc, int allmulti);
 148 int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr);
 149 int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr);
 150 int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
 151 int vnic_dev_raise_intr(struct vnic_dev *vdev, u16 intr);
 152 int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr);
 153 void vnic_dev_set_reset_flag(struct vnic_dev *vdev, int state);
 154 int vnic_dev_notify_unset(struct vnic_dev *vdev);
 155 int vnic_dev_notify_setcmd(struct vnic_dev *vdev,
 156         void *notify_addr, dma_addr_t notify_pa, u16 intr);
 157 int vnic_dev_notify_unsetcmd(struct vnic_dev *vdev);
 158 int vnic_dev_link_status(struct vnic_dev *vdev);
 159 u32 vnic_dev_port_speed(struct vnic_dev *vdev);
 160 u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
 161 u32 vnic_dev_mtu(struct vnic_dev *vdev);
 162 u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev);
 163 u32 vnic_dev_notify_status(struct vnic_dev *vdev);
 164 u32 vnic_dev_uif(struct vnic_dev *vdev);
 165 int vnic_dev_close(struct vnic_dev *vdev);
 166 int vnic_dev_enable(struct vnic_dev *vdev);
 167 int vnic_dev_enable_wait(struct vnic_dev *vdev);
 168 int vnic_dev_disable(struct vnic_dev *vdev);
 169 int vnic_dev_open(struct vnic_dev *vdev, int arg);
 170 int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
 171 int vnic_dev_init(struct vnic_dev *vdev, int arg);
 172 int vnic_dev_init_done(struct vnic_dev *vdev, int *done, int *err);
 173 int vnic_dev_init_prov(struct vnic_dev *vdev, u8 *buf, u32 len);
 174 int vnic_dev_deinit(struct vnic_dev *vdev);
 175 void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev);
 176 int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev);
 177 int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg);
 178 int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done);
 179 int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg);
 180 int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done);
 181 void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
 182         enum vnic_dev_intr_mode intr_mode);
 183 enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev);
 184 u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec);
 185 u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles);
 186 u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev);
 187 void vnic_dev_unregister(struct vnic_dev *vdev);
 188 int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev,
 189         u8 ig_vlan_rewrite_mode);
 190 struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev,
 191         void *priv, struct rte_pci_device *pdev, struct vnic_dev_bar *bar,
 192         unsigned int num_bars);
 193 struct rte_pci_device *vnic_dev_get_pdev(struct vnic_dev *vdev);
 194 int vnic_dev_cmd_init(struct vnic_dev *vdev, int fallback);
 195 int vnic_dev_get_size(void);
 196 int vnic_dev_int13(struct vnic_dev *vdev, u64 arg, u32 op);
 197 int vnic_dev_perbi(struct vnic_dev *vdev, u64 arg, u32 op);
 198 u32 vnic_dev_perbi_rebuild_cnt(struct vnic_dev *vdev);
 199 int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len);
 200 int vnic_dev_enable2(struct vnic_dev *vdev, int active);
 201 int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status);
 202 int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status);
 203 int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
 204 int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry,
 205         struct filter_v2 *data);
 206 #ifdef ENIC_VXLAN
 207 int vnic_dev_overlay_offload_enable_disable(struct vnic_dev *vdev,
 208         u8 overlay, u8 config);
 209 int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, u8 overlay,
 210         u16 vxlan_udp_port_number);
 211 #endif
 212 #endif /* _VNIC_DEV_H_ */