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 <rte_pci.h> 10 #include <rte_bus_pci.h> 11 12 #include "enic_compat.h" 13 #include "vnic_resource.h" 14 #include "vnic_devcmd.h" 15 16 #ifndef VNIC_PADDR_TARGET 17 #define VNIC_PADDR_TARGET 0x0000000000000000ULL 18 #endif 19 20 #ifndef readq 21 static inline u64 readq(void __iomem *reg) 22 { 23 return ((u64)readl((char *)reg + 0x4UL) << 32) | 24 (u64)readl(reg); 25 } 26 27 static inline void writeq(u64 val, void __iomem *reg) 28 { 29 writel(val & 0xffffffff, reg); 30 writel((u32)(val >> 32), (char *)reg + 0x4UL); 31 } 32 #endif 33 34 #undef pr_fmt 35 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 36 37 enum vnic_dev_intr_mode { 38 VNIC_DEV_INTR_MODE_UNKNOWN, 39 VNIC_DEV_INTR_MODE_INTX, 40 VNIC_DEV_INTR_MODE_MSI, 41 VNIC_DEV_INTR_MODE_MSIX, 42 }; 43 44 struct vnic_dev_bar { 45 void __iomem *vaddr; 46 dma_addr_t bus_addr; 47 unsigned long len; 48 }; 49 50 struct vnic_dev_ring { 51 void *descs; 52 size_t size; 53 dma_addr_t base_addr; 54 size_t base_align; 55 void *descs_unaligned; 56 size_t size_unaligned; 57 dma_addr_t base_addr_unaligned; 58 unsigned int desc_size; 59 unsigned int desc_count; 60 unsigned int desc_avail; 61 }; 62 63 struct vnic_dev_iomap_info { 64 dma_addr_t bus_addr; 65 unsigned long len; 66 void __iomem *vaddr; 67 }; 68 69 struct vnic_dev; 70 struct vnic_stats; 71 72 void *vnic_dev_priv(struct vnic_dev *vdev); 73 unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev, 74 enum vnic_res_type type); 75 void vnic_register_cbacks(struct vnic_dev *vdev, 76 void *(*alloc_consistent)(void *priv, size_t size, 77 dma_addr_t *dma_handle, u8 *name), 78 void (*free_consistent)(void *priv, 79 size_t size, void *vaddr, 80 dma_addr_t dma_handle)); 81 void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type, 82 unsigned int index); 83 dma_addr_t vnic_dev_get_res_bus_addr(struct vnic_dev *vdev, 84 enum vnic_res_type type, unsigned int index); 85 uint8_t vnic_dev_get_res_bar(struct vnic_dev *vdev, 86 enum vnic_res_type type); 87 uint32_t vnic_dev_get_res_offset(struct vnic_dev *vdev, 88 enum vnic_res_type type, unsigned int index); 89 unsigned long vnic_dev_get_res_type_len(struct vnic_dev *vdev, 90 enum vnic_res_type type); 91 unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring, 92 unsigned int desc_count, unsigned int desc_size); 93 void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring); 94 int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring, 95 unsigned int desc_count, unsigned int desc_size, unsigned int socket_id, 96 char *z_name); 97 void vnic_dev_free_desc_ring(struct vnic_dev *vdev, 98 struct vnic_dev_ring *ring); 99 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 100 u64 *a0, u64 *a1, int wait); 101 int vnic_dev_cmd_args(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 102 u64 *args, int nargs, int wait); 103 void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index); 104 void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf); 105 void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev); 106 int vnic_dev_fw_info(struct vnic_dev *vdev, 107 struct vnic_devcmd_fw_info **fw_info); 108 int vnic_dev_capable_adv_filters(struct vnic_dev *vdev); 109 int vnic_dev_capable(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd); 110 int vnic_dev_capable_filter_mode(struct vnic_dev *vdev, u32 *mode, 111 u8 *filter_tags); 112 int vnic_dev_asic_info(struct vnic_dev *vdev, u16 *asic_type, u16 *asic_rev); 113 int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, size_t size, 114 void *value); 115 int vnic_dev_stats_clear(struct vnic_dev *vdev); 116 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats); 117 int vnic_dev_hang_notify(struct vnic_dev *vdev); 118 int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast, 119 int broadcast, int promisc, int allmulti); 120 int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed, 121 int multicast, int broadcast, int promisc, int allmulti); 122 int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr); 123 int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr); 124 int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 125 int vnic_dev_raise_intr(struct vnic_dev *vdev, u16 intr); 126 int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr); 127 void vnic_dev_set_reset_flag(struct vnic_dev *vdev, int state); 128 int vnic_dev_notify_unset(struct vnic_dev *vdev); 129 int vnic_dev_notify_setcmd(struct vnic_dev *vdev, 130 void *notify_addr, dma_addr_t notify_pa, u16 intr); 131 int vnic_dev_notify_unsetcmd(struct vnic_dev *vdev); 132 int vnic_dev_link_status(struct vnic_dev *vdev); 133 u32 vnic_dev_port_speed(struct vnic_dev *vdev); 134 u32 vnic_dev_msg_lvl(struct vnic_dev *vdev); 135 u32 vnic_dev_mtu(struct vnic_dev *vdev); 136 u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev); 137 u32 vnic_dev_notify_status(struct vnic_dev *vdev); 138 u32 vnic_dev_uif(struct vnic_dev *vdev); 139 int vnic_dev_close(struct vnic_dev *vdev); 140 int vnic_dev_enable(struct vnic_dev *vdev); 141 int vnic_dev_enable_wait(struct vnic_dev *vdev); 142 int vnic_dev_disable(struct vnic_dev *vdev); 143 int vnic_dev_open(struct vnic_dev *vdev, int arg); 144 int vnic_dev_open_done(struct vnic_dev *vdev, int *done); 145 int vnic_dev_init(struct vnic_dev *vdev, int arg); 146 int vnic_dev_init_done(struct vnic_dev *vdev, int *done, int *err); 147 int vnic_dev_init_prov(struct vnic_dev *vdev, u8 *buf, u32 len); 148 int vnic_dev_deinit(struct vnic_dev *vdev); 149 void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev); 150 int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev); 151 int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg); 152 int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done); 153 int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg); 154 int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done); 155 void vnic_dev_set_intr_mode(struct vnic_dev *vdev, 156 enum vnic_dev_intr_mode intr_mode); 157 enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev); 158 u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec); 159 u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles); 160 u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev); 161 void vnic_dev_unregister(struct vnic_dev *vdev); 162 int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev, 163 u8 ig_vlan_rewrite_mode); 164 struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev, 165 void *priv, struct rte_pci_device *pdev, struct vnic_dev_bar *bar, 166 unsigned int num_bars); 167 struct rte_pci_device *vnic_dev_get_pdev(struct vnic_dev *vdev); 168 int vnic_dev_alloc_stats_mem(struct vnic_dev *vdev); 169 int vnic_dev_cmd_init(struct vnic_dev *vdev, int fallback); 170 int vnic_dev_get_size(void); 171 int vnic_dev_int13(struct vnic_dev *vdev, u64 arg, u32 op); 172 int vnic_dev_perbi(struct vnic_dev *vdev, u64 arg, u32 op); 173 u32 vnic_dev_perbi_rebuild_cnt(struct vnic_dev *vdev); 174 int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len); 175 int vnic_dev_enable2(struct vnic_dev *vdev, int active); 176 int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status); 177 int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status); 178 int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 179 int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry, 180 struct filter_v2 *data, struct filter_action_v2 *action_v2); 181 #ifdef ENIC_VXLAN 182 int vnic_dev_overlay_offload_enable_disable(struct vnic_dev *vdev, 183 u8 overlay, u8 config); 184 int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, u8 overlay, 185 u16 vxlan_udp_port_number); 186 #endif 187 #endif /* _VNIC_DEV_H_ */ 188