vnic_dev.h (6639B)
1/* 2 * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved. 3 * Copyright 2007 Nuova Systems, Inc. All rights reserved. 4 * 5 * This program is free software; you may redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; version 2 of the License. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 10 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 11 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 12 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 13 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 14 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 15 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 16 * SOFTWARE. 17 * 18 */ 19 20#ifndef _VNIC_DEV_H_ 21#define _VNIC_DEV_H_ 22 23#include "vnic_resource.h" 24#include "vnic_devcmd.h" 25 26#ifndef VNIC_PADDR_TARGET 27#define VNIC_PADDR_TARGET 0x0000000000000000ULL 28#endif 29 30#ifndef readq 31static inline u64 readq(void __iomem *reg) 32{ 33 return (((u64)readl(reg + 0x4UL) << 32) | 34 (u64)readl(reg)); 35} 36 37static inline void writeq(u64 val, void __iomem *reg) 38{ 39 writel(val & 0xffffffff, reg); 40 writel(val >> 32, reg + 0x4UL); 41} 42#endif 43 44#undef pr_fmt 45#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 46 47enum vnic_dev_intr_mode { 48 VNIC_DEV_INTR_MODE_UNKNOWN, 49 VNIC_DEV_INTR_MODE_INTX, 50 VNIC_DEV_INTR_MODE_MSI, 51 VNIC_DEV_INTR_MODE_MSIX, 52}; 53 54struct vnic_dev_bar { 55 void __iomem *vaddr; 56 dma_addr_t bus_addr; 57 unsigned long len; 58}; 59 60struct vnic_dev_ring { 61 void *descs; 62 size_t size; 63 dma_addr_t base_addr; 64 size_t base_align; 65 void *descs_unaligned; 66 size_t size_unaligned; 67 dma_addr_t base_addr_unaligned; 68 unsigned int desc_size; 69 unsigned int desc_count; 70 unsigned int desc_avail; 71}; 72 73enum vnic_proxy_type { 74 PROXY_NONE, 75 PROXY_BY_BDF, 76 PROXY_BY_INDEX, 77}; 78 79struct vnic_res { 80 void __iomem *vaddr; 81 dma_addr_t bus_addr; 82 unsigned int count; 83}; 84 85struct vnic_intr_coal_timer_info { 86 u32 mul; 87 u32 div; 88 u32 max_usec; 89}; 90 91struct vnic_dev { 92 void *priv; 93 struct pci_dev *pdev; 94 struct vnic_res res[RES_TYPE_MAX]; 95 enum vnic_dev_intr_mode intr_mode; 96 struct vnic_devcmd __iomem *devcmd; 97 struct vnic_devcmd_notify *notify; 98 struct vnic_devcmd_notify notify_copy; 99 dma_addr_t notify_pa; 100 u32 notify_sz; 101 dma_addr_t linkstatus_pa; 102 struct vnic_stats *stats; 103 dma_addr_t stats_pa; 104 struct vnic_devcmd_fw_info *fw_info; 105 dma_addr_t fw_info_pa; 106 enum vnic_proxy_type proxy; 107 u32 proxy_index; 108 u64 args[VNIC_DEVCMD_NARGS]; 109 struct vnic_intr_coal_timer_info intr_coal_timer_info; 110 struct devcmd2_controller *devcmd2; 111 int (*devcmd_rtn)(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 112 int wait); 113}; 114 115struct vnic_stats; 116 117void *vnic_dev_priv(struct vnic_dev *vdev); 118unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev, 119 enum vnic_res_type type); 120void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type, 121 unsigned int index); 122void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring); 123int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring, 124 unsigned int desc_count, unsigned int desc_size); 125void vnic_dev_free_desc_ring(struct vnic_dev *vdev, 126 struct vnic_dev_ring *ring); 127int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 128 u64 *a0, u64 *a1, int wait); 129void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index); 130void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev); 131int vnic_dev_fw_info(struct vnic_dev *vdev, 132 struct vnic_devcmd_fw_info **fw_info); 133int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, unsigned int size, 134 void *value); 135int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats); 136int vnic_dev_hang_notify(struct vnic_dev *vdev); 137int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast, 138 int broadcast, int promisc, int allmulti); 139int vnic_dev_add_addr(struct vnic_dev *vdev, const u8 *addr); 140int vnic_dev_del_addr(struct vnic_dev *vdev, const u8 *addr); 141int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 142int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr); 143int vnic_dev_notify_unset(struct vnic_dev *vdev); 144int vnic_dev_link_status(struct vnic_dev *vdev); 145u32 vnic_dev_port_speed(struct vnic_dev *vdev); 146u32 vnic_dev_msg_lvl(struct vnic_dev *vdev); 147u32 vnic_dev_mtu(struct vnic_dev *vdev); 148int vnic_dev_close(struct vnic_dev *vdev); 149int vnic_dev_enable_wait(struct vnic_dev *vdev); 150int vnic_dev_disable(struct vnic_dev *vdev); 151int vnic_dev_open(struct vnic_dev *vdev, int arg); 152int vnic_dev_open_done(struct vnic_dev *vdev, int *done); 153int vnic_dev_init(struct vnic_dev *vdev, int arg); 154int vnic_dev_deinit(struct vnic_dev *vdev); 155void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev); 156int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev); 157int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg); 158int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg); 159int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done); 160int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done); 161void vnic_dev_set_intr_mode(struct vnic_dev *vdev, 162 enum vnic_dev_intr_mode intr_mode); 163enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev); 164u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec); 165u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles); 166u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev); 167void vnic_dev_unregister(struct vnic_dev *vdev); 168int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev, 169 u8 ig_vlan_rewrite_mode); 170struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev, 171 void *priv, struct pci_dev *pdev, struct vnic_dev_bar *bar, 172 unsigned int num_bars); 173struct pci_dev *vnic_dev_get_pdev(struct vnic_dev *vdev); 174int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len); 175int vnic_dev_enable2(struct vnic_dev *vdev, int active); 176int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status); 177int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status); 178int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 179int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry, 180 struct filter *data); 181int vnic_devcmd_init(struct vnic_dev *vdev); 182int vnic_dev_overlay_offload_ctrl(struct vnic_dev *vdev, u8 overlay, u8 config); 183int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, u8 overlay, 184 u16 vxlan_udp_port_number); 185int vnic_dev_get_supported_feature_ver(struct vnic_dev *vdev, u8 feature, 186 u64 *supported_versions, u64 *a1); 187int vnic_dev_capable_rss_hash_type(struct vnic_dev *vdev, u8 *rss_hash_type); 188 189#endif /* _VNIC_DEV_H_ */