1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright 2008-2017 Cisco Systems, Inc. All rights reserved. 3 * Copyright 2007 Nuova Systems, Inc. All rights reserved. 4 */ 5 6 #ifndef _VNIC_DEV_H_ 7 #define _VNIC_DEV_H_ 8 9 #include <stdbool.h> 10 11 #include <rte_pci.h> 12 #include <bus_pci_driver.h> 13 14 #include "enic_compat.h" 15 #include "vnic_resource.h" 16 #include "vnic_devcmd.h" 17 18 #ifndef VNIC_PADDR_TARGET 19 #define VNIC_PADDR_TARGET 0x0000000000000000ULL 20 #endif 21 22 #ifndef readq 23 static inline uint64_t readq(void __iomem *reg) 24 { 25 return ((uint64_t)readl((char *)reg + 0x4UL) << 32) | 26 (uint64_t)readl(reg); 27 } 28 29 static inline void writeq(uint64_t val, void __iomem *reg) 30 { 31 writel(val & 0xffffffff, reg); 32 writel((uint32_t)(val >> 32), (char *)reg + 0x4UL); 33 } 34 #endif 35 36 #undef pr_fmt 37 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 38 39 enum vnic_dev_intr_mode { 40 VNIC_DEV_INTR_MODE_UNKNOWN, 41 VNIC_DEV_INTR_MODE_INTX, 42 VNIC_DEV_INTR_MODE_MSI, 43 VNIC_DEV_INTR_MODE_MSIX, 44 }; 45 46 struct vnic_dev_bar { 47 void __iomem *vaddr; 48 dma_addr_t bus_addr; 49 unsigned long len; 50 }; 51 52 struct vnic_dev_ring { 53 void *descs; 54 size_t size; 55 dma_addr_t base_addr; 56 size_t base_align; 57 void *descs_unaligned; 58 size_t size_unaligned; 59 dma_addr_t base_addr_unaligned; 60 unsigned int desc_size; 61 unsigned int desc_count; 62 unsigned int desc_avail; 63 }; 64 65 struct vnic_dev_iomap_info { 66 dma_addr_t bus_addr; 67 unsigned long len; 68 void __iomem *vaddr; 69 }; 70 71 struct vnic_dev; 72 struct vnic_stats; 73 74 void *vnic_dev_priv(struct vnic_dev *vdev); 75 unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev, 76 enum vnic_res_type type); 77 void vnic_register_cbacks(struct vnic_dev *vdev, 78 void *(*alloc_consistent)(void *priv, size_t size, 79 dma_addr_t *dma_handle, uint8_t *name), 80 void (*free_consistent)(void *priv, 81 size_t size, void *vaddr, 82 dma_addr_t dma_handle)); 83 void vnic_register_lock(struct vnic_dev *vdev, void (*lock)(void *priv), 84 void (*unlock)(void *priv)); 85 void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type, 86 unsigned int index); 87 dma_addr_t vnic_dev_get_res_bus_addr(struct vnic_dev *vdev, 88 enum vnic_res_type type, unsigned int index); 89 uint8_t vnic_dev_get_res_bar(struct vnic_dev *vdev, 90 enum vnic_res_type type); 91 uint32_t vnic_dev_get_res_offset(struct vnic_dev *vdev, 92 enum vnic_res_type type, unsigned int index); 93 unsigned long vnic_dev_get_res_type_len(struct vnic_dev *vdev, 94 enum vnic_res_type type); 95 unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring, 96 unsigned int desc_count, unsigned int desc_size); 97 void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring); 98 int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring, 99 unsigned int desc_count, unsigned int desc_size, unsigned int socket_id, 100 char *z_name); 101 void vnic_dev_free_desc_ring(struct vnic_dev *vdev, 102 struct vnic_dev_ring *ring); 103 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 104 uint64_t *a0, uint64_t *a1, int wait); 105 int vnic_dev_cmd_args(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 106 uint64_t *args, int nargs, int wait); 107 void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, uint16_t index); 108 void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, uint16_t bdf); 109 void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev); 110 int vnic_dev_fw_info(struct vnic_dev *vdev, 111 struct vnic_devcmd_fw_info **fw_info); 112 int vnic_dev_capable_adv_filters(struct vnic_dev *vdev); 113 int vnic_dev_capable(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd); 114 int vnic_dev_capable_filter_mode(struct vnic_dev *vdev, uint32_t *mode, 115 uint8_t *filter_actions); 116 void vnic_dev_capable_udp_rss_weak(struct vnic_dev *vdev, bool *cfg_chk, 117 bool *weak); 118 int vnic_dev_asic_info(struct vnic_dev *vdev, uint16_t *asic_type, 119 uint16_t *asic_rev); 120 int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, size_t size, 121 void *value); 122 int vnic_dev_stats_clear(struct vnic_dev *vdev); 123 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats); 124 int vnic_dev_hang_notify(struct vnic_dev *vdev); 125 int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast, 126 int broadcast, int promisc, int allmulti); 127 int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed, 128 int multicast, int broadcast, int promisc, int allmulti); 129 int vnic_dev_add_addr(struct vnic_dev *vdev, uint8_t *addr); 130 int vnic_dev_del_addr(struct vnic_dev *vdev, uint8_t *addr); 131 int vnic_dev_get_mac_addr(struct vnic_dev *vdev, uint8_t *mac_addr); 132 int vnic_dev_raise_intr(struct vnic_dev *vdev, uint16_t intr); 133 int vnic_dev_notify_set(struct vnic_dev *vdev, uint16_t intr); 134 void vnic_dev_set_reset_flag(struct vnic_dev *vdev, int state); 135 int vnic_dev_notify_unset(struct vnic_dev *vdev); 136 int vnic_dev_notify_setcmd(struct vnic_dev *vdev, 137 void *notify_addr, dma_addr_t notify_pa, uint16_t intr); 138 int vnic_dev_notify_unsetcmd(struct vnic_dev *vdev); 139 int vnic_dev_link_status(struct vnic_dev *vdev); 140 uint32_t vnic_dev_port_speed(struct vnic_dev *vdev); 141 uint32_t vnic_dev_msg_lvl(struct vnic_dev *vdev); 142 uint32_t vnic_dev_mtu(struct vnic_dev *vdev); 143 uint32_t vnic_dev_link_down_cnt(struct vnic_dev *vdev); 144 uint32_t vnic_dev_notify_status(struct vnic_dev *vdev); 145 uint32_t vnic_dev_uif(struct vnic_dev *vdev); 146 int vnic_dev_close(struct vnic_dev *vdev); 147 int vnic_dev_enable(struct vnic_dev *vdev); 148 int vnic_dev_enable_wait(struct vnic_dev *vdev); 149 int vnic_dev_disable(struct vnic_dev *vdev); 150 int vnic_dev_open(struct vnic_dev *vdev, int arg); 151 int vnic_dev_open_done(struct vnic_dev *vdev, int *done); 152 int vnic_dev_init(struct vnic_dev *vdev, int arg); 153 int vnic_dev_init_done(struct vnic_dev *vdev, int *done, int *err); 154 int vnic_dev_init_prov(struct vnic_dev *vdev, uint8_t *buf, uint32_t len); 155 int vnic_dev_deinit(struct vnic_dev *vdev); 156 void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev); 157 int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev); 158 int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg); 159 int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done); 160 int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg); 161 int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done); 162 void vnic_dev_set_intr_mode(struct vnic_dev *vdev, 163 enum vnic_dev_intr_mode intr_mode); 164 enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev); 165 uint32_t vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, 166 uint32_t usec); 167 uint32_t vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, 168 uint32_t hw_cycles); 169 uint32_t vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev); 170 void vnic_dev_unregister(struct vnic_dev *vdev); 171 int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev, 172 uint8_t ig_vlan_rewrite_mode); 173 struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev, 174 void *priv, struct rte_pci_device *pdev, struct vnic_dev_bar *bar, 175 unsigned int num_bars); 176 struct rte_pci_device *vnic_dev_get_pdev(struct vnic_dev *vdev); 177 struct vnic_dev *vnic_vf_rep_register(void *priv, struct vnic_dev *pf_vdev, 178 int vf_id); 179 int vnic_dev_alloc_stats_mem(struct vnic_dev *vdev); 180 int vnic_dev_cmd_init(struct vnic_dev *vdev, int fallback); 181 int vnic_dev_get_size(void); 182 int vnic_dev_int13(struct vnic_dev *vdev, uint64_t arg, uint32_t op); 183 int vnic_dev_perbi(struct vnic_dev *vdev, uint64_t arg, uint32_t op); 184 uint32_t vnic_dev_perbi_rebuild_cnt(struct vnic_dev *vdev); 185 int vnic_dev_init_prov2(struct vnic_dev *vdev, uint8_t *buf, uint32_t len); 186 int vnic_dev_enable2(struct vnic_dev *vdev, int active); 187 int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status); 188 int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status); 189 int vnic_dev_set_mac_addr(struct vnic_dev *vdev, uint8_t *mac_addr); 190 int vnic_dev_classifier(struct vnic_dev *vdev, uint8_t cmd, uint16_t *entry, 191 struct filter_v2 *data, struct filter_action_v2 *action_v2); 192 int vnic_dev_flowman_cmd(struct vnic_dev *vdev, uint64_t *args, int nargs); 193 int vnic_dev_overlay_offload_ctrl(struct vnic_dev *vdev, 194 uint8_t overlay, uint8_t config); 195 int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, uint8_t overlay, 196 uint16_t vxlan_udp_port_number); 197 int vnic_dev_capable_vxlan(struct vnic_dev *vdev); 198 int vnic_dev_capable_geneve(struct vnic_dev *vdev); 199 uint64_t vnic_dev_capable_cq_entry_size(struct vnic_dev *vdev); 200 int vnic_dev_set_cq_entry_size(struct vnic_dev *vdev, uint32_t rq_idx, 201 uint32_t size_flag); 202 int vnic_dev_alloc_sriov_stats_mem(struct vnic_dev *vdev); 203 int vnic_dev_sriov_stats(struct vnic_dev *vdev, struct vnic_sriov_stats **stats); 204 int vnic_dev_enable_admin_qp(struct vnic_dev *vdev, uint32_t enable); 205 206 #endif /* _VNIC_DEV_H_ */ 207