1 /* 2 * QLogic qlcnic NIC Driver 3 * Copyright (c) 2009-2013 QLogic Corporation 4 * 5 * See LICENSE.qlcnic for copyright and licensing details. 6 */ 7 8 #ifndef _QLCNIC_83XX_SRIOV_H_ 9 #define _QLCNIC_83XX_SRIOV_H_ 10 11 #include "qlcnic.h" 12 #include <linux/types.h> 13 #include <linux/pci.h> 14 15 extern const u32 qlcnic_83xx_reg_tbl[]; 16 extern const u32 qlcnic_83xx_ext_reg_tbl[]; 17 18 struct qlcnic_bc_payload { 19 u64 payload[126]; 20 }; 21 22 struct qlcnic_bc_hdr { 23 #if defined(__LITTLE_ENDIAN) 24 u8 version; 25 u8 msg_type:4; 26 u8 rsvd1:3; 27 u8 op_type:1; 28 u8 num_cmds; 29 u8 num_frags; 30 u8 frag_num; 31 u8 cmd_op; 32 u16 seq_id; 33 u64 rsvd3; 34 #elif defined(__BIG_ENDIAN) 35 u8 num_frags; 36 u8 num_cmds; 37 u8 op_type:1; 38 u8 rsvd1:3; 39 u8 msg_type:4; 40 u8 version; 41 u16 seq_id; 42 u8 cmd_op; 43 u8 frag_num; 44 u64 rsvd3; 45 #endif 46 }; 47 48 enum qlcnic_bc_commands { 49 QLCNIC_BC_CMD_CHANNEL_INIT = 0x0, 50 QLCNIC_BC_CMD_CHANNEL_TERM = 0x1, 51 QLCNIC_BC_CMD_GET_ACL = 0x2, 52 QLCNIC_BC_CMD_CFG_GUEST_VLAN = 0x3, 53 }; 54 55 #define QLC_BC_CMD 1 56 57 struct qlcnic_trans_list { 58 /* Lock for manipulating list */ 59 spinlock_t lock; 60 struct list_head wait_list; 61 int count; 62 }; 63 64 enum qlcnic_trans_state { 65 QLC_INIT = 0, 66 QLC_WAIT_FOR_CHANNEL_FREE, 67 QLC_WAIT_FOR_RESP, 68 QLC_ABORT, 69 QLC_END, 70 }; 71 72 struct qlcnic_bc_trans { 73 u8 func_id; 74 u8 active; 75 u8 curr_rsp_frag; 76 u8 curr_req_frag; 77 u16 cmd_id; 78 u16 req_pay_size; 79 u16 rsp_pay_size; 80 u32 trans_id; 81 enum qlcnic_trans_state trans_state; 82 struct list_head list; 83 struct qlcnic_bc_hdr *req_hdr; 84 struct qlcnic_bc_hdr *rsp_hdr; 85 struct qlcnic_bc_payload *req_pay; 86 struct qlcnic_bc_payload *rsp_pay; 87 struct completion resp_cmpl; 88 struct qlcnic_vf_info *vf; 89 }; 90 91 enum qlcnic_vf_state { 92 QLC_BC_VF_SEND = 0, 93 QLC_BC_VF_RECV, 94 QLC_BC_VF_CHANNEL, 95 QLC_BC_VF_STATE, 96 QLC_BC_VF_FLR, 97 QLC_BC_VF_SOFT_FLR, 98 }; 99 100 enum qlcnic_vlan_mode { 101 QLC_NO_VLAN_MODE = 0, 102 QLC_PVID_MODE, 103 QLC_GUEST_VLAN_MODE, 104 }; 105 106 struct qlcnic_resources { 107 u16 num_tx_mac_filters; 108 u16 num_rx_ucast_mac_filters; 109 u16 num_rx_mcast_mac_filters; 110 111 u16 num_txvlan_keys; 112 113 u16 num_rx_queues; 114 u16 num_tx_queues; 115 116 u16 num_rx_buf_rings; 117 u16 num_rx_status_rings; 118 119 u16 num_destip; 120 u32 num_lro_flows_supported; 121 u16 max_local_ipv6_addrs; 122 u16 max_remote_ipv6_addrs; 123 }; 124 125 struct qlcnic_vport { 126 u16 handle; 127 u16 max_tx_bw; 128 u16 min_tx_bw; 129 u16 pvid; 130 u8 vlan_mode; 131 u8 qos; 132 bool spoofchk; 133 u8 mac[6]; 134 }; 135 136 struct qlcnic_vf_info { 137 u8 pci_func; 138 u16 rx_ctx_id; 139 u16 tx_ctx_id; 140 u16 *sriov_vlans; 141 int num_vlan; 142 unsigned long state; 143 struct completion ch_free_cmpl; 144 struct work_struct trans_work; 145 struct work_struct flr_work; 146 /* It synchronizes commands sent from VF */ 147 struct mutex send_cmd_lock; 148 struct qlcnic_bc_trans *send_cmd; 149 struct qlcnic_bc_trans *flr_trans; 150 struct qlcnic_trans_list rcv_act; 151 struct qlcnic_trans_list rcv_pend; 152 struct qlcnic_adapter *adapter; 153 struct qlcnic_vport *vp; 154 struct mutex vlan_list_lock; /* Lock for VLAN list */ 155 }; 156 157 struct qlcnic_async_work_list { 158 struct list_head list; 159 struct work_struct work; 160 void *ptr; 161 }; 162 163 struct qlcnic_back_channel { 164 u16 trans_counter; 165 struct workqueue_struct *bc_trans_wq; 166 struct workqueue_struct *bc_async_wq; 167 struct workqueue_struct *bc_flr_wq; 168 struct list_head async_list; 169 }; 170 171 struct qlcnic_sriov { 172 u16 vp_handle; 173 u8 num_vfs; 174 u8 any_vlan; 175 u8 vlan_mode; 176 u16 num_allowed_vlans; 177 u16 *allowed_vlans; 178 u16 vlan; 179 struct qlcnic_resources ff_max; 180 struct qlcnic_back_channel bc; 181 struct qlcnic_vf_info *vf_info; 182 }; 183 184 int qlcnic_sriov_init(struct qlcnic_adapter *, int); 185 void qlcnic_sriov_cleanup(struct qlcnic_adapter *); 186 void __qlcnic_sriov_cleanup(struct qlcnic_adapter *); 187 void qlcnic_sriov_vf_register_map(struct qlcnic_hardware_context *); 188 int qlcnic_sriov_vf_init(struct qlcnic_adapter *, int); 189 void qlcnic_sriov_vf_set_ops(struct qlcnic_adapter *); 190 int qlcnic_sriov_func_to_index(struct qlcnic_adapter *, u8); 191 void qlcnic_sriov_handle_bc_event(struct qlcnic_adapter *, u32); 192 int qlcnic_sriov_cfg_bc_intr(struct qlcnic_adapter *, u8); 193 void qlcnic_sriov_cleanup_async_list(struct qlcnic_back_channel *); 194 void qlcnic_sriov_cleanup_list(struct qlcnic_trans_list *); 195 int __qlcnic_sriov_add_act_list(struct qlcnic_sriov *, struct qlcnic_vf_info *, 196 struct qlcnic_bc_trans *); 197 int qlcnic_sriov_get_vf_vport_info(struct qlcnic_adapter *, 198 struct qlcnic_info *, u16); 199 int qlcnic_sriov_cfg_vf_guest_vlan(struct qlcnic_adapter *, u16, u8); 200 void qlcnic_sriov_free_vlans(struct qlcnic_adapter *); 201 void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *); 202 bool qlcnic_sriov_check_any_vlan(struct qlcnic_vf_info *); 203 void qlcnic_sriov_del_vlan_id(struct qlcnic_sriov *, 204 struct qlcnic_vf_info *, u16); 205 void qlcnic_sriov_add_vlan_id(struct qlcnic_sriov *, 206 struct qlcnic_vf_info *, u16); 207 208 static inline bool qlcnic_sriov_enable_check(struct qlcnic_adapter *adapter) 209 { 210 return test_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state) ? true : false; 211 } 212 213 #ifdef CONFIG_QLCNIC_SRIOV 214 void qlcnic_sriov_pf_process_bc_cmd(struct qlcnic_adapter *, 215 struct qlcnic_bc_trans *, 216 struct qlcnic_cmd_args *); 217 void qlcnic_sriov_pf_disable(struct qlcnic_adapter *); 218 void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *); 219 int qlcnic_pci_sriov_configure(struct pci_dev *, int); 220 void qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *, u32 *); 221 void qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *, u32 *); 222 void qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *, u32 *); 223 void qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *, u32 *); 224 void qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *, u32 *); 225 void qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *, u32 *); 226 void qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *, u32 *); 227 void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *, struct qlcnic_vf_info *); 228 bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *, 229 struct qlcnic_bc_trans *, 230 struct qlcnic_vf_info *); 231 void qlcnic_sriov_pf_reset(struct qlcnic_adapter *); 232 int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *); 233 int qlcnic_sriov_set_vf_mac(struct net_device *, int, u8 *); 234 int qlcnic_sriov_set_vf_tx_rate(struct net_device *, int, int); 235 int qlcnic_sriov_get_vf_config(struct net_device *, int , 236 struct ifla_vf_info *); 237 int qlcnic_sriov_set_vf_vlan(struct net_device *, int, u16, u8); 238 int qlcnic_sriov_set_vf_spoofchk(struct net_device *, int, bool); 239 #else 240 static inline void qlcnic_sriov_pf_disable(struct qlcnic_adapter *adapter) {} 241 static inline void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *adapter) {} 242 static inline void 243 qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *adapter, 244 u32 *int_id) {} 245 static inline void 246 qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *adapter, 247 u32 *int_id) {} 248 static inline void 249 qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *adapter, 250 u32 *int_id) {} 251 static inline void 252 qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *adapter, 253 u32 *int_id) {} 254 static inline void 255 qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *adapter, u32 *int_id) 256 {} 257 static inline void 258 qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *adapter, u32 *int_id) 259 {} 260 static inline void 261 qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *adapter, u32 *int_id) 262 {} 263 static inline void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *sriov, 264 struct qlcnic_vf_info *vf) {} 265 static inline bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *adapter, 266 struct qlcnic_bc_trans *trans, 267 struct qlcnic_vf_info *vf) 268 { return false; } 269 static inline void qlcnic_sriov_pf_reset(struct qlcnic_adapter *adapter) {} 270 static inline int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *adapter) 271 { return 0; } 272 #endif 273 274 #endif 275