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 31 static inline u64 readq(void __iomem *reg) 32 { 33 return (((u64)readl(reg + 0x4UL) << 32) | 34 (u64)readl(reg)); 35 } 36 37 static 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 47 enum 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 54 struct vnic_dev_bar { 55 void __iomem *vaddr; 56 dma_addr_t bus_addr; 57 unsigned long len; 58 }; 59 60 struct 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 73 struct vnic_dev; 74 struct vnic_stats; 75 76 void *vnic_dev_priv(struct vnic_dev *vdev); 77 unsigned int vnic_dev_get_res_count(struct vnic_dev *vdev, 78 enum vnic_res_type type); 79 void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type, 80 unsigned int index); 81 void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring); 82 int vnic_dev_alloc_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring, 83 unsigned int desc_count, unsigned int desc_size); 84 void vnic_dev_free_desc_ring(struct vnic_dev *vdev, 85 struct vnic_dev_ring *ring); 86 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, 87 u64 *a0, u64 *a1, int wait); 88 void vnic_dev_cmd_proxy_by_index_start(struct vnic_dev *vdev, u16 index); 89 void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev); 90 int vnic_dev_fw_info(struct vnic_dev *vdev, 91 struct vnic_devcmd_fw_info **fw_info); 92 int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, unsigned int size, 93 void *value); 94 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats); 95 int vnic_dev_hang_notify(struct vnic_dev *vdev); 96 int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast, 97 int broadcast, int promisc, int allmulti); 98 int vnic_dev_add_addr(struct vnic_dev *vdev, const u8 *addr); 99 int vnic_dev_del_addr(struct vnic_dev *vdev, const u8 *addr); 100 int vnic_dev_get_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 101 int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr); 102 int vnic_dev_notify_unset(struct vnic_dev *vdev); 103 int vnic_dev_link_status(struct vnic_dev *vdev); 104 u32 vnic_dev_port_speed(struct vnic_dev *vdev); 105 u32 vnic_dev_msg_lvl(struct vnic_dev *vdev); 106 u32 vnic_dev_mtu(struct vnic_dev *vdev); 107 int vnic_dev_close(struct vnic_dev *vdev); 108 int vnic_dev_enable_wait(struct vnic_dev *vdev); 109 int vnic_dev_disable(struct vnic_dev *vdev); 110 int vnic_dev_open(struct vnic_dev *vdev, int arg); 111 int vnic_dev_open_done(struct vnic_dev *vdev, int *done); 112 int vnic_dev_init(struct vnic_dev *vdev, int arg); 113 int vnic_dev_deinit(struct vnic_dev *vdev); 114 void vnic_dev_intr_coal_timer_info_default(struct vnic_dev *vdev); 115 int vnic_dev_intr_coal_timer_info(struct vnic_dev *vdev); 116 int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg); 117 int vnic_dev_hang_reset_done(struct vnic_dev *vdev, int *done); 118 void vnic_dev_set_intr_mode(struct vnic_dev *vdev, 119 enum vnic_dev_intr_mode intr_mode); 120 enum vnic_dev_intr_mode vnic_dev_get_intr_mode(struct vnic_dev *vdev); 121 u32 vnic_dev_intr_coal_timer_usec_to_hw(struct vnic_dev *vdev, u32 usec); 122 u32 vnic_dev_intr_coal_timer_hw_to_usec(struct vnic_dev *vdev, u32 hw_cycles); 123 u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev); 124 void vnic_dev_unregister(struct vnic_dev *vdev); 125 int vnic_dev_set_ig_vlan_rewrite_mode(struct vnic_dev *vdev, 126 u8 ig_vlan_rewrite_mode); 127 struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev, 128 void *priv, struct pci_dev *pdev, struct vnic_dev_bar *bar, 129 unsigned int num_bars); 130 struct pci_dev *vnic_dev_get_pdev(struct vnic_dev *vdev); 131 int vnic_dev_init_prov2(struct vnic_dev *vdev, u8 *buf, u32 len); 132 int vnic_dev_enable2(struct vnic_dev *vdev, int active); 133 int vnic_dev_enable2_done(struct vnic_dev *vdev, int *status); 134 int vnic_dev_deinit_done(struct vnic_dev *vdev, int *status); 135 int vnic_dev_set_mac_addr(struct vnic_dev *vdev, u8 *mac_addr); 136 int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry, 137 struct filter *data); 138 139 #endif /* _VNIC_DEV_H_ */ 140