drivers/net/bnxt/bnxt.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) Broadcom Limited.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Broadcom Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #ifndef _BNXT_H_
  35 #define _BNXT_H_
  36
  37 #include <inttypes.h>
  38 #include <stdbool.h>
  39 #include <sys/queue.h>
  40
  41 #include <rte_pci.h>
  42 #include <rte_ethdev.h>
  43 #include <rte_memory.h>
  44 #include <rte_lcore.h>
  45 #include <rte_spinlock.h>
  46
  47 #include "bnxt_cpr.h"
  48
  49 #define BNXT_MAX_MTU            9500
  50 #define VLAN_TAG_SIZE           4
  51 #define BNXT_MAX_LED            4
  52
  53 struct bnxt_led_info {
  54         uint8_t      led_id;
  55         uint8_t      led_type;
  56         uint8_t      led_group_id;
  57         uint8_t      unused;
  58         uint16_t  led_state_caps;
  59 #define BNXT_LED_ALT_BLINK_CAP(x)       ((x) &  \
  60         rte_cpu_to_le_16(HWRM_PORT_LED_QCFG_OUTPUT_LED0_STATE_BLINKALT))
  61
  62         uint16_t  led_color_caps;
  63 };
  64
  65 struct bnxt_led_cfg {
  66         uint8_t led_id;
  67         uint8_t led_state;
  68         uint8_t led_color;
  69         uint8_t unused;
  70         uint16_t led_blink_on;
  71         uint16_t led_blink_off;
  72         uint8_t led_group_id;
  73         uint8_t rsvd;
  74 };
  75
  76 #define BNXT_LED_DFLT_ENA                               \
  77         (HWRM_PORT_LED_CFG_INPUT_ENABLES_LED0_ID |             \
  78          HWRM_PORT_LED_CFG_INPUT_ENABLES_LED0_STATE |          \
  79          HWRM_PORT_LED_CFG_INPUT_ENABLES_LED0_BLINK_ON |       \
  80          HWRM_PORT_LED_CFG_INPUT_ENABLES_LED0_BLINK_OFF |      \
  81          HWRM_PORT_LED_CFG_INPUT_ENABLES_LED0_GROUP_ID)
  82
  83 #define BNXT_LED_DFLT_ENA_SHIFT         6
  84
  85 #define BNXT_LED_DFLT_ENABLES(x)                        \
  86         rte_cpu_to_le_32(BNXT_LED_DFLT_ENA << (BNXT_LED_DFLT_ENA_SHIFT * (x)))
  87
  88 enum bnxt_hw_context {
  89         HW_CONTEXT_NONE     = 0,
  90         HW_CONTEXT_IS_RSS   = 1,
  91         HW_CONTEXT_IS_COS   = 2,
  92         HW_CONTEXT_IS_LB    = 3,
  93 };
  94
  95 struct bnxt_vlan_table_entry {
  96         uint16_t                tpid;
  97         uint16_t                vid;
  98 } __attribute__((packed));
  99
 100 struct bnxt_child_vf_info {
 101         void                    *req_buf;
 102         struct bnxt_vlan_table_entry    *vlan_table;
 103         STAILQ_HEAD(, bnxt_filter_info) filter;
 104         uint32_t                func_cfg_flags;
 105         uint32_t                l2_rx_mask;
 106         uint16_t                fid;
 107         uint16_t                max_tx_rate;
 108         uint16_t                dflt_vlan;
 109         uint16_t                vlan_count;
 110         uint8_t                 mac_spoof_en;
 111         uint8_t                 vlan_spoof_en;
 112         bool                    random_mac;
 113         bool                    persist_stats;
 114 };
 115
 116 struct bnxt_pf_info {
 117 #define BNXT_FIRST_PF_FID       1
 118 #define BNXT_MAX_VFS(bp)        (bp->pf.max_vfs)
 119 #define BNXT_FIRST_VF_FID       128
 120 #define BNXT_PF_RINGS_USED(bp)  bnxt_get_num_queues(bp)
 121 #define BNXT_PF_RINGS_AVAIL(bp) (bp->pf.max_cp_rings - BNXT_PF_RINGS_USED(bp))
 122         uint8_t                 port_id;
 123         uint16_t                first_vf_id;
 124         uint16_t                active_vfs;
 125         uint16_t                max_vfs;
 126         uint32_t                func_cfg_flags;
 127         void                    *vf_req_buf;
 128         phys_addr_t             vf_req_buf_dma_addr;
 129         uint32_t                vf_req_fwd[8];
 130         uint16_t                total_vnics;
 131         struct bnxt_child_vf_info       *vf_info;
 132 #define BNXT_EVB_MODE_NONE      0
 133 #define BNXT_EVB_MODE_VEB       1
 134 #define BNXT_EVB_MODE_VEPA      2
 135         uint8_t                 evb_mode;
 136 };
 137
 138 /* Max wait time is 10 * 100ms = 1s */
 139 #define BNXT_LINK_WAIT_CNT      10
 140 #define BNXT_LINK_WAIT_INTERVAL 100
 141 struct bnxt_link_info {
 142         uint32_t                phy_flags;
 143         uint8_t                 mac_type;
 144         uint8_t                 phy_link_status;
 145         uint8_t                 loop_back;
 146         uint8_t                 link_up;
 147         uint8_t                 duplex;
 148         uint8_t                 pause;
 149         uint8_t                 force_pause;
 150         uint8_t                 auto_pause;
 151         uint8_t                 auto_mode;
 152 #define PHY_VER_LEN             3
 153         uint8_t                 phy_ver[PHY_VER_LEN];
 154         uint16_t                link_speed;
 155         uint16_t                support_speeds;
 156         uint16_t                auto_link_speed;
 157         uint16_t                auto_link_speed_mask;
 158         uint32_t                preemphasis;
 159 };
 160
 161 #define BNXT_COS_QUEUE_COUNT    8
 162 struct bnxt_cos_queue_info {
 163         uint8_t id;
 164         uint8_t profile;
 165 };
 166
 167 #define BNXT_HWRM_SHORT_REQ_LEN         sizeof(struct hwrm_short_input)
 168 struct bnxt {
 169         void                            *bar0;
 170
 171         struct rte_eth_dev              *eth_dev;
 172         struct rte_pci_device           *pdev;
 173
 174         uint32_t                flags;
 175 #define BNXT_FLAG_REGISTERED    (1 << 0)
 176 #define BNXT_FLAG_VF            (1 << 1)
 177 #define BNXT_FLAG_PORT_STATS    (1 << 2)
 178 #define BNXT_FLAG_JUMBO         (1 << 3)
 179 #define BNXT_FLAG_SHORT_CMD     (1 << 4)
 180 #define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
 181 #define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
 182 #define BNXT_NPAR_ENABLED(bp)   ((bp)->port_partition_type)
 183 #define BNXT_NPAR_PF(bp)        (BNXT_PF(bp) && BNXT_NPAR_ENABLED(bp))
 184
 185         unsigned int            rx_nr_rings;
 186         unsigned int            rx_cp_nr_rings;
 187         struct bnxt_rx_queue **rx_queues;
 188         const void              *rx_mem_zone;
 189         struct rx_port_stats    *hw_rx_port_stats;
 190         phys_addr_t             hw_rx_port_stats_map;
 191
 192         unsigned int            tx_nr_rings;
 193         unsigned int            tx_cp_nr_rings;
 194         struct bnxt_tx_queue **tx_queues;
 195         const void              *tx_mem_zone;
 196         struct tx_port_stats    *hw_tx_port_stats;
 197         phys_addr_t             hw_tx_port_stats_map;
 198
 199         /* Default completion ring */
 200         struct bnxt_cp_ring_info        *def_cp_ring;
 201         uint32_t                max_ring_grps;
 202         struct bnxt_ring_grp_info       *grp_info;
 203
 204         unsigned int            nr_vnics;
 205
 206         struct bnxt_vnic_info   *vnic_info;
 207         STAILQ_HEAD(, bnxt_vnic_info)   free_vnic_list;
 208
 209         struct bnxt_filter_info *filter_info;
 210         STAILQ_HEAD(, bnxt_filter_info) free_filter_list;
 211
 212         /* VNIC pointer for flow filter (VMDq) pools */
 213 #define MAX_FF_POOLS    ETH_64_POOLS
 214         STAILQ_HEAD(, bnxt_vnic_info)   ff_pool[MAX_FF_POOLS];
 215
 216         struct bnxt_irq         *irq_tbl;
 217
 218 #define MAX_NUM_MAC_ADDR        32
 219         uint8_t                 mac_addr[ETHER_ADDR_LEN];
 220
 221         uint16_t                        hwrm_cmd_seq;
 222         void                            *hwrm_cmd_resp_addr;
 223         phys_addr_t                     hwrm_cmd_resp_dma_addr;
 224         void                            *hwrm_short_cmd_req_addr;
 225         phys_addr_t                     hwrm_short_cmd_req_dma_addr;
 226         rte_spinlock_t                  hwrm_lock;
 227         uint16_t                        max_req_len;
 228         uint16_t                        max_resp_len;
 229
 230         struct bnxt_link_info   link_info;
 231         struct bnxt_cos_queue_info      cos_queue[BNXT_COS_QUEUE_COUNT];
 232
 233         uint16_t                fw_fid;
 234         uint8_t                 dflt_mac_addr[ETHER_ADDR_LEN];
 235         uint16_t                max_rsscos_ctx;
 236         uint16_t                max_cp_rings;
 237         uint16_t                max_tx_rings;
 238         uint16_t                max_rx_rings;
 239         uint16_t                max_l2_ctx;
 240         uint16_t                max_vnics;
 241         uint16_t                max_stat_ctx;
 242         uint16_t                vlan;
 243         struct bnxt_pf_info             pf;
 244         uint8_t                 port_partition_type;
 245         uint8_t                 dev_stopped;
 246         uint8_t                 vxlan_port_cnt;
 247         uint8_t                 geneve_port_cnt;
 248         uint16_t                vxlan_port;
 249         uint16_t                geneve_port;
 250         uint16_t                vxlan_fw_dst_port_id;
 251         uint16_t                geneve_fw_dst_port_id;
 252         uint32_t                fw_ver;
 253         rte_atomic64_t          rx_mbuf_alloc_fail;
 254
 255         struct bnxt_led_info    leds[BNXT_MAX_LED];
 256         uint8_t                 num_leds;
 257 };
 258
 259 int bnxt_link_update_op(struct rte_eth_dev *eth_dev, int wait_to_complete);
 260 int bnxt_rcv_msg_from_vf(struct bnxt *bp, uint16_t vf_id, void *msg);
 261
 262 #define RX_PROD_AGG_BD_TYPE_RX_PROD_AGG         0x6
 263
 264 bool is_bnxt_supported(struct rte_eth_dev *dev);
 265 #endif