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 <linux/types.h> 12 #include <linux/pci.h> 13 14 #include "qlcnic.h" 15 16 extern const u32 qlcnic_83xx_reg_tbl[]; 17 extern const u32 qlcnic_83xx_ext_reg_tbl[]; 18 19 struct qlcnic_bc_payload { 20 u64 payload[126]; 21 }; 22 23 struct qlcnic_bc_hdr { 24 #if defined(__LITTLE_ENDIAN) 25 u8 version; 26 u8 msg_type:4; 27 u8 rsvd1:3; 28 u8 op_type:1; 29 u8 num_cmds; 30 u8 num_frags; 31 u8 frag_num; 32 u8 cmd_op; 33 u16 seq_id; 34 u64 rsvd3; 35 #elif defined(__BIG_ENDIAN) 36 u8 num_frags; 37 u8 num_cmds; 38 u8 op_type:1; 39 u8 rsvd1:3; 40 u8 msg_type:4; 41 u8 version; 42 u16 seq_id; 43 u8 cmd_op; 44 u8 frag_num; 45 u64 rsvd3; 46 #endif 47 }; 48 49 enum qlcnic_bc_commands { 50 QLCNIC_BC_CMD_CHANNEL_INIT = 0x0, 51 QLCNIC_BC_CMD_CHANNEL_TERM = 0x1, 52 QLCNIC_BC_CMD_GET_ACL = 0x2, 53 QLCNIC_BC_CMD_CFG_GUEST_VLAN = 0x3, 54 }; 55 56 #define QLCNIC_83XX_SRIOV_VF_MAX_MAC 2 57 #define QLC_BC_CMD 1 58 59 struct qlcnic_trans_list { 60 /* Lock for manipulating list */ 61 spinlock_t lock; 62 struct list_head wait_list; 63 int count; 64 }; 65 66 enum qlcnic_trans_state { 67 QLC_INIT = 0, 68 QLC_WAIT_FOR_CHANNEL_FREE, 69 QLC_WAIT_FOR_RESP, 70 QLC_ABORT, 71 QLC_END, 72 }; 73 74 struct qlcnic_bc_trans { 75 u8 func_id; 76 u8 active; 77 u8 curr_rsp_frag; 78 u8 curr_req_frag; 79 u16 cmd_id; 80 u16 req_pay_size; 81 u16 rsp_pay_size; 82 u32 trans_id; 83 enum qlcnic_trans_state trans_state; 84 struct list_head list; 85 struct qlcnic_bc_hdr *req_hdr; 86 struct qlcnic_bc_hdr *rsp_hdr; 87 struct qlcnic_bc_payload *req_pay; 88 struct qlcnic_bc_payload *rsp_pay; 89 struct completion resp_cmpl; 90 struct qlcnic_vf_info *vf; 91 }; 92 93 enum qlcnic_vf_state { 94 QLC_BC_VF_SEND = 0, 95 QLC_BC_VF_RECV, 96 QLC_BC_VF_CHANNEL, 97 QLC_BC_VF_STATE, 98 QLC_BC_VF_FLR, 99 QLC_BC_VF_SOFT_FLR, 100 }; 101 102 enum qlcnic_vlan_mode { 103 QLC_NO_VLAN_MODE = 0, 104 QLC_PVID_MODE, 105 QLC_GUEST_VLAN_MODE, 106 }; 107 108 struct qlcnic_resources { 109 u16 num_tx_mac_filters; 110 u16 num_rx_ucast_mac_filters; 111 u16 num_rx_mcast_mac_filters; 112 113 u16 num_txvlan_keys; 114 115 u16 num_rx_queues; 116 u16 num_tx_queues; 117 118 u16 num_rx_buf_rings; 119 u16 num_rx_status_rings; 120 121 u16 num_destip; 122 u32 num_lro_flows_supported; 123 u16 max_local_ipv6_addrs; 124 u16 max_remote_ipv6_addrs; 125 }; 126 127 struct qlcnic_vport { 128 u16 handle; 129 u16 max_tx_bw; 130 u16 min_tx_bw; 131 u16 pvid; 132 u8 vlan_mode; 133 u8 qos; 134 bool spoofchk; 135 u8 mac[6]; 136 }; 137 138 struct qlcnic_vf_info { 139 u8 pci_func; 140 u16 rx_ctx_id; 141 u16 tx_ctx_id; 142 u16 *sriov_vlans; 143 int num_vlan; 144 unsigned long state; 145 struct completion ch_free_cmpl; 146 struct work_struct trans_work; 147 struct work_struct flr_work; 148 /* It synchronizes commands sent from VF */ 149 struct mutex send_cmd_lock; 150 struct qlcnic_bc_trans *send_cmd; 151 struct qlcnic_bc_trans *flr_trans; 152 struct qlcnic_trans_list rcv_act; 153 struct qlcnic_trans_list rcv_pend; 154 struct qlcnic_adapter *adapter; 155 struct qlcnic_vport *vp; 156 spinlock_t vlan_list_lock; /* Lock for VLAN list */ 157 }; 158 159 struct qlcnic_async_cmd { 160 struct list_head list; 161 struct qlcnic_cmd_args *cmd; 162 }; 163 164 struct qlcnic_back_channel { 165 u16 trans_counter; 166 struct workqueue_struct *bc_trans_wq; 167 struct workqueue_struct *bc_async_wq; 168 struct workqueue_struct *bc_flr_wq; 169 struct qlcnic_adapter *adapter; 170 struct list_head async_cmd_list; 171 struct work_struct vf_async_work; 172 spinlock_t queue_lock; /* async_cmd_list queue lock */ 173 }; 174 175 struct qlcnic_sriov { 176 u16 vp_handle; 177 u8 num_vfs; 178 u8 any_vlan; 179 u8 vlan_mode; 180 u16 num_allowed_vlans; 181 u16 *allowed_vlans; 182 u16 vlan; 183 struct qlcnic_resources ff_max; 184 struct qlcnic_back_channel bc; 185 struct qlcnic_vf_info *vf_info; 186 }; 187 188 int qlcnic_sriov_init(struct qlcnic_adapter *, int); 189 void qlcnic_sriov_cleanup(struct qlcnic_adapter *); 190 void __qlcnic_sriov_cleanup(struct qlcnic_adapter *); 191 void qlcnic_sriov_vf_register_map(struct qlcnic_hardware_context *); 192 int qlcnic_sriov_vf_init(struct qlcnic_adapter *, int); 193 void qlcnic_sriov_vf_set_ops(struct qlcnic_adapter *); 194 int qlcnic_sriov_func_to_index(struct qlcnic_adapter *, u8); 195 void qlcnic_sriov_handle_bc_event(struct qlcnic_adapter *, u32); 196 int qlcnic_sriov_cfg_bc_intr(struct qlcnic_adapter *, u8); 197 void qlcnic_sriov_cleanup_async_list(struct qlcnic_back_channel *); 198 void qlcnic_sriov_cleanup_list(struct qlcnic_trans_list *); 199 int __qlcnic_sriov_add_act_list(struct qlcnic_sriov *, struct qlcnic_vf_info *, 200 struct qlcnic_bc_trans *); 201 int qlcnic_sriov_get_vf_vport_info(struct qlcnic_adapter *, 202 struct qlcnic_info *, u16); 203 int qlcnic_sriov_cfg_vf_guest_vlan(struct qlcnic_adapter *, u16, u8); 204 void qlcnic_sriov_free_vlans(struct qlcnic_adapter *); 205 void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *); 206 bool qlcnic_sriov_check_any_vlan(struct qlcnic_vf_info *); 207 void qlcnic_sriov_del_vlan_id(struct qlcnic_sriov *, 208 struct qlcnic_vf_info *, u16); 209 void qlcnic_sriov_add_vlan_id(struct qlcnic_sriov *, 210 struct qlcnic_vf_info *, u16); 211 212 static inline bool qlcnic_sriov_enable_check(struct qlcnic_adapter *adapter) 213 { 214 return test_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state) ? true : false; 215 } 216 217 #ifdef CONFIG_QLCNIC_SRIOV 218 void qlcnic_sriov_pf_process_bc_cmd(struct qlcnic_adapter *, 219 struct qlcnic_bc_trans *, 220 struct qlcnic_cmd_args *); 221 void qlcnic_sriov_pf_disable(struct qlcnic_adapter *); 222 void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *); 223 int qlcnic_pci_sriov_configure(struct pci_dev *, int); 224 void qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *, u32 *); 225 void qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *, u32 *); 226 void qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *, u32 *); 227 void qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *, u32 *); 228 void qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *, u32 *); 229 void qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *, u32 *); 230 void qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *, u32 *); 231 void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *, struct qlcnic_vf_info *); 232 bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *, 233 struct qlcnic_bc_trans *, 234 struct qlcnic_vf_info *); 235 void qlcnic_sriov_pf_reset(struct qlcnic_adapter *); 236 int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *); 237 int qlcnic_sriov_set_vf_mac(struct net_device *, int, u8 *); 238 int qlcnic_sriov_set_vf_tx_rate(struct net_device *, int, int, int); 239 int qlcnic_sriov_get_vf_config(struct net_device *, int , 240 struct ifla_vf_info *); 241 int qlcnic_sriov_set_vf_vlan(struct net_device *, int, u16, u8, __be16); 242 int qlcnic_sriov_set_vf_spoofchk(struct net_device *, int, bool); 243 #else 244 static inline void qlcnic_sriov_pf_disable(struct qlcnic_adapter *adapter) {} 245 static inline void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *adapter) {} 246 static inline void 247 qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *adapter, 248 u32 *int_id) {} 249 static inline void 250 qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *adapter, 251 u32 *int_id) {} 252 static inline void 253 qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *adapter, 254 u32 *int_id) {} 255 static inline void 256 qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *adapter, 257 u32 *int_id) {} 258 static inline void 259 qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *adapter, u32 *int_id) 260 {} 261 static inline void 262 qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *adapter, u32 *int_id) 263 {} 264 static inline void 265 qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *adapter, u32 *int_id) 266 {} 267 static inline void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *sriov, 268 struct qlcnic_vf_info *vf) {} 269 static inline bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *adapter, 270 struct qlcnic_bc_trans *trans, 271 struct qlcnic_vf_info *vf) 272 { return false; } 273 static inline void qlcnic_sriov_pf_reset(struct qlcnic_adapter *adapter) {} 274 static inline int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *adapter) 275 { return 0; } 276 #endif 277 278 #endif 279