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 QLCNIC_83XX_SRIOV_VF_MAX_MAC 2 56 #define QLC_BC_CMD 1 57 58 struct qlcnic_trans_list { 59 /* Lock for manipulating list */ 60 spinlock_t lock; 61 struct list_head wait_list; 62 int count; 63 }; 64 65 enum qlcnic_trans_state { 66 QLC_INIT = 0, 67 QLC_WAIT_FOR_CHANNEL_FREE, 68 QLC_WAIT_FOR_RESP, 69 QLC_ABORT, 70 QLC_END, 71 }; 72 73 struct qlcnic_bc_trans { 74 u8 func_id; 75 u8 active; 76 u8 curr_rsp_frag; 77 u8 curr_req_frag; 78 u16 cmd_id; 79 u16 req_pay_size; 80 u16 rsp_pay_size; 81 u32 trans_id; 82 enum qlcnic_trans_state trans_state; 83 struct list_head list; 84 struct qlcnic_bc_hdr *req_hdr; 85 struct qlcnic_bc_hdr *rsp_hdr; 86 struct qlcnic_bc_payload *req_pay; 87 struct qlcnic_bc_payload *rsp_pay; 88 struct completion resp_cmpl; 89 struct qlcnic_vf_info *vf; 90 }; 91 92 enum qlcnic_vf_state { 93 QLC_BC_VF_SEND = 0, 94 QLC_BC_VF_RECV, 95 QLC_BC_VF_CHANNEL, 96 QLC_BC_VF_STATE, 97 QLC_BC_VF_FLR, 98 QLC_BC_VF_SOFT_FLR, 99 }; 100 101 enum qlcnic_vlan_mode { 102 QLC_NO_VLAN_MODE = 0, 103 QLC_PVID_MODE, 104 QLC_GUEST_VLAN_MODE, 105 }; 106 107 struct qlcnic_resources { 108 u16 num_tx_mac_filters; 109 u16 num_rx_ucast_mac_filters; 110 u16 num_rx_mcast_mac_filters; 111 112 u16 num_txvlan_keys; 113 114 u16 num_rx_queues; 115 u16 num_tx_queues; 116 117 u16 num_rx_buf_rings; 118 u16 num_rx_status_rings; 119 120 u16 num_destip; 121 u32 num_lro_flows_supported; 122 u16 max_local_ipv6_addrs; 123 u16 max_remote_ipv6_addrs; 124 }; 125 126 struct qlcnic_vport { 127 u16 handle; 128 u16 max_tx_bw; 129 u16 min_tx_bw; 130 u16 pvid; 131 u8 vlan_mode; 132 u8 qos; 133 bool spoofchk; 134 u8 mac[6]; 135 }; 136 137 struct qlcnic_vf_info { 138 u8 pci_func; 139 u16 rx_ctx_id; 140 u16 tx_ctx_id; 141 u16 *sriov_vlans; 142 int num_vlan; 143 unsigned long state; 144 struct completion ch_free_cmpl; 145 struct work_struct trans_work; 146 struct work_struct flr_work; 147 /* It synchronizes commands sent from VF */ 148 struct mutex send_cmd_lock; 149 struct qlcnic_bc_trans *send_cmd; 150 struct qlcnic_bc_trans *flr_trans; 151 struct qlcnic_trans_list rcv_act; 152 struct qlcnic_trans_list rcv_pend; 153 struct qlcnic_adapter *adapter; 154 struct qlcnic_vport *vp; 155 spinlock_t vlan_list_lock; /* Lock for VLAN list */ 156 }; 157 158 struct qlcnic_async_work_list { 159 struct list_head list; 160 struct work_struct work; 161 void *ptr; 162 struct qlcnic_cmd_args *cmd; 163 }; 164 165 struct qlcnic_back_channel { 166 u16 trans_counter; 167 struct workqueue_struct *bc_trans_wq; 168 struct workqueue_struct *bc_async_wq; 169 struct workqueue_struct *bc_flr_wq; 170 struct list_head async_list; 171 }; 172 173 struct qlcnic_sriov { 174 u16 vp_handle; 175 u8 num_vfs; 176 u8 any_vlan; 177 u8 vlan_mode; 178 u16 num_allowed_vlans; 179 u16 *allowed_vlans; 180 u16 vlan; 181 struct qlcnic_resources ff_max; 182 struct qlcnic_back_channel bc; 183 struct qlcnic_vf_info *vf_info; 184 }; 185 186 int qlcnic_sriov_init(struct qlcnic_adapter *, int); 187 void qlcnic_sriov_cleanup(struct qlcnic_adapter *); 188 void __qlcnic_sriov_cleanup(struct qlcnic_adapter *); 189 void qlcnic_sriov_vf_register_map(struct qlcnic_hardware_context *); 190 int qlcnic_sriov_vf_init(struct qlcnic_adapter *, int); 191 void qlcnic_sriov_vf_set_ops(struct qlcnic_adapter *); 192 int qlcnic_sriov_func_to_index(struct qlcnic_adapter *, u8); 193 void qlcnic_sriov_handle_bc_event(struct qlcnic_adapter *, u32); 194 int qlcnic_sriov_cfg_bc_intr(struct qlcnic_adapter *, u8); 195 void qlcnic_sriov_cleanup_async_list(struct qlcnic_back_channel *); 196 void qlcnic_sriov_cleanup_list(struct qlcnic_trans_list *); 197 int __qlcnic_sriov_add_act_list(struct qlcnic_sriov *, struct qlcnic_vf_info *, 198 struct qlcnic_bc_trans *); 199 int qlcnic_sriov_get_vf_vport_info(struct qlcnic_adapter *, 200 struct qlcnic_info *, u16); 201 int qlcnic_sriov_cfg_vf_guest_vlan(struct qlcnic_adapter *, u16, u8); 202 void qlcnic_sriov_free_vlans(struct qlcnic_adapter *); 203 void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *); 204 bool qlcnic_sriov_check_any_vlan(struct qlcnic_vf_info *); 205 void qlcnic_sriov_del_vlan_id(struct qlcnic_sriov *, 206 struct qlcnic_vf_info *, u16); 207 void qlcnic_sriov_add_vlan_id(struct qlcnic_sriov *, 208 struct qlcnic_vf_info *, u16); 209 210 static inline bool qlcnic_sriov_enable_check(struct qlcnic_adapter *adapter) 211 { 212 return test_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state) ? true : false; 213 } 214 215 #ifdef CONFIG_QLCNIC_SRIOV 216 void qlcnic_sriov_pf_process_bc_cmd(struct qlcnic_adapter *, 217 struct qlcnic_bc_trans *, 218 struct qlcnic_cmd_args *); 219 void qlcnic_sriov_pf_disable(struct qlcnic_adapter *); 220 void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *); 221 int qlcnic_pci_sriov_configure(struct pci_dev *, int); 222 void qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *, u32 *); 223 void qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *, u32 *); 224 void qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *, u32 *); 225 void qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *, u32 *); 226 void qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *, u32 *); 227 void qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *, u32 *); 228 void qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *, u32 *); 229 void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *, struct qlcnic_vf_info *); 230 bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *, 231 struct qlcnic_bc_trans *, 232 struct qlcnic_vf_info *); 233 void qlcnic_sriov_pf_reset(struct qlcnic_adapter *); 234 int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *); 235 int qlcnic_sriov_set_vf_mac(struct net_device *, int, u8 *); 236 int qlcnic_sriov_set_vf_tx_rate(struct net_device *, int, int, int); 237 int qlcnic_sriov_get_vf_config(struct net_device *, int , 238 struct ifla_vf_info *); 239 int qlcnic_sriov_set_vf_vlan(struct net_device *, int, u16, u8); 240 int qlcnic_sriov_set_vf_spoofchk(struct net_device *, int, bool); 241 #else 242 static inline void qlcnic_sriov_pf_disable(struct qlcnic_adapter *adapter) {} 243 static inline void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *adapter) {} 244 static inline void 245 qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *adapter, 246 u32 *int_id) {} 247 static inline void 248 qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *adapter, 249 u32 *int_id) {} 250 static inline void 251 qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *adapter, 252 u32 *int_id) {} 253 static inline void 254 qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *adapter, 255 u32 *int_id) {} 256 static inline void 257 qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *adapter, u32 *int_id) 258 {} 259 static inline void 260 qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *adapter, u32 *int_id) 261 {} 262 static inline void 263 qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *adapter, u32 *int_id) 264 {} 265 static inline void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *sriov, 266 struct qlcnic_vf_info *vf) {} 267 static inline bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *adapter, 268 struct qlcnic_bc_trans *trans, 269 struct qlcnic_vf_info *vf) 270 { return false; } 271 static inline void qlcnic_sriov_pf_reset(struct qlcnic_adapter *adapter) {} 272 static inline int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *adapter) 273 { return 0; } 274 #endif 275 276 #endif 277