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 <rte_bus_pci.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 u64 readq(void __iomem *reg) 24 { 25 return ((u64)readl((char *)reg + 0x4UL) << 32) | 26 (u64)readl(reg); 27 } 28 29 static inline void writeq(u64 val, void __iomem *reg) 30 { 31 writel(val & 0xffffffff, reg); 32 writel((u32)(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, u8 *name), 80 void (*free_consistent)(void *priv, 81 size_t size, void *vaddr, 82 dma_addr_t dma_handle)); 83 void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type, 84 unsigned int index); 85 dma_addr_t vnic_dev_get_res_bus_addr(struct vnic_dev *vdev, 86 enum vnic_res_type type, unsigned int index); 87 uint8_t vnic_dev_get_res_bar(struct vnic_dev *vdev, 88 enum vnic_res_type type); 89 uint32_t vnic_dev_get_res_offset(struct vnic_dev *vdev, 90 enum vnic_res_type type, unsigned int index); 91 unsigned long vnic_dev_get_res_type_len(struct vnic_dev *vdev, 92 enum vnic_res_type type); 93 unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring, 94 unsigned int desc_count, unsigned int desc_size); 95 void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring); 96 int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring, 97 unsigned int desc_count, unsigned int desc_size, unsigned int socket_id, 98 char *z_name); 99 void vnic_dev_free_desc_ring(struct vnic_dev *vdev, 100 struct vnic_dev_ring *ring); 101 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 102 u64 *a0, u64 *a1, int wait); 103 int vnic_dev_cmd_args(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 104 u64 *args, int nargs, int wait); 105 void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index); 106 void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf); 107 void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev); 108 int vnic_dev_fw_info(struct vnic_dev *vdev, 109 struct vnic_devcmd_fw_info **fw_info); 110 int vnic_dev_capable_adv_filters(struct vnic_dev *vdev); 111 int vnic_dev_capable(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd); 112 int vnic_dev_capable_filter_mode(struct vnic_dev *vdev, u32 *mode, 113 u8 *filter_actions); 114 void vnic_dev_capable_udp_rss_weak(struct vnic_dev *vdev, bool *cfg_chk, 115 bool *weak); 116 int vnic_dev_asic_info(struct vnic_dev *vdev, u16 *asic_type, u16 *asic_rev); 117 int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, size_t size, 118 void *value); 119 int vnic_dev_stats_clear(struct vnic_dev *vdev); 120 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats); 121 int vnic_dev_hang_notify(struct vnic_dev *vdev); 122 int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast, 123 int broadcast, int promisc, int allmulti); 124 int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed, 125 int multicast, int broadcast, int promisc, int allmulti); 126 int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr); 127 int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr); 128 int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 129 int vnic_dev_raise_intr(struct vnic_dev *vdev, u16 intr); 130 int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr); 131 void vnic_dev_set_reset_flag(struct vnic_dev *vdev, int state); 132 int vnic_dev_notify_unset(struct vnic_dev *vdev); 133 int vnic_dev_notify_setcmd(struct vnic_dev *vdev, 134 void *notify_addr, dma_addr_t notify_pa, u16 intr); 135 int vnic_dev_notify_unsetcmd(struct vnic_dev *vdev); 136 int vnic_dev_link_status(struct vnic_dev *vdev); 137 u32 vnic_dev_port_speed(struct vnic_dev *vdev); 138 u32 vnic_dev_msg_lvl(struct vnic_dev *vdev); 139 u32 vnic_dev_mtu(struct vnic_dev *vdev); 140 u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev); 141 u32 vnic_dev_notify_status(struct vnic_dev *vdev); 142 u32 vnic_dev_uif(struct vnic_dev *vdev); 143 int vnic_dev_close(struct vnic_dev *vdev); 144 int vnic_dev_enable(struct vnic_dev *vdev); 145 int vnic_dev_enable_wait(struct vnic_dev *vdev); 146 int vnic_dev_disable(struct vnic_dev *vdev); 147 int vnic_dev_open(struct vnic_dev *vdev, int arg); 148 int vnic_dev_open_done(struct vnic_dev *vdev, int *done); 149 int vnic_dev_init(struct vnic_dev *vdev, int arg); 150 int vnic_dev_init_done(struct vnic_dev *vdev, int *done, int *err); 151 int vnic_dev_init_prov(struct vnic_dev *vdev, u8 *buf, u32 len); 152 int vnic_dev_deinit(struct vnic_dev *vdev); 153 void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev); 154 int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev); 155 int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg); 156 int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done); 157 int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg); 158 int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done); 159 void vnic_dev_set_intr_mode(struct vnic_dev *vdev, 160 enum vnic_dev_intr_mode intr_mode); 161 enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev); 162 u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec); 163 u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles); 164 u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev); 165 void vnic_dev_unregister(struct vnic_dev *vdev); 166 int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev, 167 u8 ig_vlan_rewrite_mode); 168 struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev, 169 void *priv, struct rte_pci_device *pdev, struct vnic_dev_bar *bar, 170 unsigned int num_bars); 171 struct rte_pci_device *vnic_dev_get_pdev(struct vnic_dev *vdev); 172 int vnic_dev_alloc_stats_mem(struct vnic_dev *vdev); 173 int vnic_dev_cmd_init(struct vnic_dev *vdev, int fallback); 174 int vnic_dev_get_size(void); 175 int vnic_dev_int13(struct vnic_dev *vdev, u64 arg, u32 op); 176 int vnic_dev_perbi(struct vnic_dev *vdev, u64 arg, u32 op); 177 u32 vnic_dev_perbi_rebuild_cnt(struct vnic_dev *vdev); 178 int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len); 179 int vnic_dev_enable2(struct vnic_dev *vdev, int active); 180 int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status); 181 int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status); 182 int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 183 int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry, 184 struct filter_v2 *data, struct filter_action_v2 *action_v2); 185 int vnic_dev_overlay_offload_ctrl(struct vnic_dev *vdev, 186 u8 overlay, u8 config); 187 int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, u8 overlay, 188 u16 vxlan_udp_port_number); 189 int vnic_dev_capable_vxlan(struct vnic_dev *vdev); 190 #endif /* _VNIC_DEV_H_ */ 191