1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* Copyright (c) 2016-2017 Hisilicon Limited. */ 3 4 #ifndef __HCLGEVF_MAIN_H 5 #define __HCLGEVF_MAIN_H 6 #include <linux/fs.h> 7 #include <linux/if_vlan.h> 8 #include <linux/types.h> 9 #include "hclge_mbx.h" 10 #include "hclgevf_cmd.h" 11 #include "hnae3.h" 12 13 #define HCLGEVF_MOD_VERSION "1.0" 14 #define HCLGEVF_DRIVER_NAME "hclgevf" 15 16 #define HCLGEVF_MAX_VLAN_ID 4095 17 #define HCLGEVF_MISC_VECTOR_NUM 0 18 19 #define HCLGEVF_INVALID_VPORT 0xffff 20 #define HCLGEVF_GENERAL_TASK_INTERVAL 5 21 #define HCLGEVF_KEEP_ALIVE_TASK_INTERVAL 2 22 23 /* This number in actual depends upon the total number of VFs 24 * created by physical function. But the maximum number of 25 * possible vector-per-VF is {VFn(1-32), VECTn(32 + 1)}. 26 */ 27 #define HCLGEVF_MAX_VF_VECTOR_NUM (32 + 1) 28 29 #define HCLGEVF_VECTOR_REG_BASE 0x20000 30 #define HCLGEVF_MISC_VECTOR_REG_BASE 0x20400 31 #define HCLGEVF_VECTOR_REG_OFFSET 0x4 32 #define HCLGEVF_VECTOR_VF_OFFSET 0x100000 33 34 /* bar registers for cmdq */ 35 #define HCLGEVF_CMDQ_TX_ADDR_L_REG 0x27000 36 #define HCLGEVF_CMDQ_TX_ADDR_H_REG 0x27004 37 #define HCLGEVF_CMDQ_TX_DEPTH_REG 0x27008 38 #define HCLGEVF_CMDQ_TX_TAIL_REG 0x27010 39 #define HCLGEVF_CMDQ_TX_HEAD_REG 0x27014 40 #define HCLGEVF_CMDQ_RX_ADDR_L_REG 0x27018 41 #define HCLGEVF_CMDQ_RX_ADDR_H_REG 0x2701C 42 #define HCLGEVF_CMDQ_RX_DEPTH_REG 0x27020 43 #define HCLGEVF_CMDQ_RX_TAIL_REG 0x27024 44 #define HCLGEVF_CMDQ_RX_HEAD_REG 0x27028 45 #define HCLGEVF_CMDQ_INTR_SRC_REG 0x27100 46 #define HCLGEVF_CMDQ_INTR_STS_REG 0x27104 47 #define HCLGEVF_CMDQ_INTR_EN_REG 0x27108 48 #define HCLGEVF_CMDQ_INTR_GEN_REG 0x2710C 49 50 /* bar registers for common func */ 51 #define HCLGEVF_GRO_EN_REG 0x28000 52 53 /* bar registers for rcb */ 54 #define HCLGEVF_RING_RX_ADDR_L_REG 0x80000 55 #define HCLGEVF_RING_RX_ADDR_H_REG 0x80004 56 #define HCLGEVF_RING_RX_BD_NUM_REG 0x80008 57 #define HCLGEVF_RING_RX_BD_LENGTH_REG 0x8000C 58 #define HCLGEVF_RING_RX_MERGE_EN_REG 0x80014 59 #define HCLGEVF_RING_RX_TAIL_REG 0x80018 60 #define HCLGEVF_RING_RX_HEAD_REG 0x8001C 61 #define HCLGEVF_RING_RX_FBD_NUM_REG 0x80020 62 #define HCLGEVF_RING_RX_OFFSET_REG 0x80024 63 #define HCLGEVF_RING_RX_FBD_OFFSET_REG 0x80028 64 #define HCLGEVF_RING_RX_STASH_REG 0x80030 65 #define HCLGEVF_RING_RX_BD_ERR_REG 0x80034 66 #define HCLGEVF_RING_TX_ADDR_L_REG 0x80040 67 #define HCLGEVF_RING_TX_ADDR_H_REG 0x80044 68 #define HCLGEVF_RING_TX_BD_NUM_REG 0x80048 69 #define HCLGEVF_RING_TX_PRIORITY_REG 0x8004C 70 #define HCLGEVF_RING_TX_TC_REG 0x80050 71 #define HCLGEVF_RING_TX_MERGE_EN_REG 0x80054 72 #define HCLGEVF_RING_TX_TAIL_REG 0x80058 73 #define HCLGEVF_RING_TX_HEAD_REG 0x8005C 74 #define HCLGEVF_RING_TX_FBD_NUM_REG 0x80060 75 #define HCLGEVF_RING_TX_OFFSET_REG 0x80064 76 #define HCLGEVF_RING_TX_EBD_NUM_REG 0x80068 77 #define HCLGEVF_RING_TX_EBD_OFFSET_REG 0x80070 78 #define HCLGEVF_RING_TX_BD_ERR_REG 0x80074 79 #define HCLGEVF_RING_EN_REG 0x80090 80 81 /* bar registers for tqp interrupt */ 82 #define HCLGEVF_TQP_INTR_CTRL_REG 0x20000 83 #define HCLGEVF_TQP_INTR_GL0_REG 0x20100 84 #define HCLGEVF_TQP_INTR_GL1_REG 0x20200 85 #define HCLGEVF_TQP_INTR_GL2_REG 0x20300 86 #define HCLGEVF_TQP_INTR_RL_REG 0x20900 87 88 /* Vector0 interrupt CMDQ event source register(RW) */ 89 #define HCLGEVF_VECTOR0_CMDQ_SRC_REG 0x27100 90 /* Vector0 interrupt CMDQ event status register(RO) */ 91 #define HCLGEVF_VECTOR0_CMDQ_STAT_REG 0x27104 92 /* CMDQ register bits for RX event(=MBX event) */ 93 #define HCLGEVF_VECTOR0_RX_CMDQ_INT_B 1 94 /* RST register bits for RESET event */ 95 #define HCLGEVF_VECTOR0_RST_INT_B 2 96 97 #define HCLGEVF_TQP_RESET_TRY_TIMES 10 98 /* Reset related Registers */ 99 #define HCLGEVF_RST_ING 0x20C00 100 #define HCLGEVF_FUN_RST_ING_BIT BIT(0) 101 #define HCLGEVF_GLOBAL_RST_ING_BIT BIT(5) 102 #define HCLGEVF_CORE_RST_ING_BIT BIT(6) 103 #define HCLGEVF_IMP_RST_ING_BIT BIT(7) 104 #define HCLGEVF_RST_ING_BITS \ 105 (HCLGEVF_FUN_RST_ING_BIT | HCLGEVF_GLOBAL_RST_ING_BIT | \ 106 HCLGEVF_CORE_RST_ING_BIT | HCLGEVF_IMP_RST_ING_BIT) 107 108 #define HCLGEVF_VF_RST_ING 0x07008 109 #define HCLGEVF_VF_RST_ING_BIT BIT(16) 110 111 #define HCLGEVF_RSS_IND_TBL_SIZE 512 112 #define HCLGEVF_RSS_SET_BITMAP_MSK 0xffff 113 #define HCLGEVF_RSS_KEY_SIZE 40 114 #define HCLGEVF_RSS_HASH_ALGO_TOEPLITZ 0 115 #define HCLGEVF_RSS_HASH_ALGO_SIMPLE 1 116 #define HCLGEVF_RSS_HASH_ALGO_SYMMETRIC 2 117 #define HCLGEVF_RSS_HASH_ALGO_MASK 0xf 118 #define HCLGEVF_RSS_CFG_TBL_NUM \ 119 (HCLGEVF_RSS_IND_TBL_SIZE / HCLGEVF_RSS_CFG_TBL_SIZE) 120 #define HCLGEVF_RSS_INPUT_TUPLE_OTHER GENMASK(3, 0) 121 #define HCLGEVF_RSS_INPUT_TUPLE_SCTP GENMASK(4, 0) 122 #define HCLGEVF_D_PORT_BIT BIT(0) 123 #define HCLGEVF_S_PORT_BIT BIT(1) 124 #define HCLGEVF_D_IP_BIT BIT(2) 125 #define HCLGEVF_S_IP_BIT BIT(3) 126 #define HCLGEVF_V_TAG_BIT BIT(4) 127 128 #define HCLGEVF_STATS_TIMER_INTERVAL 36U 129 130 enum hclgevf_evt_cause { 131 HCLGEVF_VECTOR0_EVENT_RST, 132 HCLGEVF_VECTOR0_EVENT_MBX, 133 HCLGEVF_VECTOR0_EVENT_OTHER, 134 }; 135 136 /* states of hclgevf device & tasks */ 137 enum hclgevf_states { 138 /* device states */ 139 HCLGEVF_STATE_DOWN, 140 HCLGEVF_STATE_DISABLED, 141 HCLGEVF_STATE_IRQ_INITED, 142 HCLGEVF_STATE_REMOVING, 143 HCLGEVF_STATE_NIC_REGISTERED, 144 /* task states */ 145 HCLGEVF_STATE_SERVICE_SCHED, 146 HCLGEVF_STATE_RST_SERVICE_SCHED, 147 HCLGEVF_STATE_RST_HANDLING, 148 HCLGEVF_STATE_MBX_SERVICE_SCHED, 149 HCLGEVF_STATE_MBX_HANDLING, 150 HCLGEVF_STATE_CMD_DISABLE, 151 }; 152 153 struct hclgevf_mac { 154 u8 media_type; 155 u8 module_type; 156 u8 mac_addr[ETH_ALEN]; 157 int link; 158 u8 duplex; 159 u32 speed; 160 u64 supported; 161 u64 advertising; 162 }; 163 164 struct hclgevf_hw { 165 void __iomem *io_base; 166 int num_vec; 167 struct hclgevf_cmq cmq; 168 struct hclgevf_mac mac; 169 void *hdev; /* hchgevf device it is part of */ 170 }; 171 172 /* TQP stats */ 173 struct hlcgevf_tqp_stats { 174 /* query_tqp_tx_queue_statistics ,opcode id: 0x0B03 */ 175 u64 rcb_tx_ring_pktnum_rcd; /* 32bit */ 176 /* query_tqp_rx_queue_statistics ,opcode id: 0x0B13 */ 177 u64 rcb_rx_ring_pktnum_rcd; /* 32bit */ 178 }; 179 180 struct hclgevf_tqp { 181 struct device *dev; /* device for DMA mapping */ 182 struct hnae3_queue q; 183 struct hlcgevf_tqp_stats tqp_stats; 184 u16 index; /* global index in a NIC controller */ 185 186 bool alloced; 187 }; 188 189 struct hclgevf_cfg { 190 u8 vmdq_vport_num; 191 u8 tc_num; 192 u16 tqp_desc_num; 193 u16 rx_buf_len; 194 u8 phy_addr; 195 u8 media_type; 196 u8 mac_addr[ETH_ALEN]; 197 u32 numa_node_map; 198 }; 199 200 struct hclgevf_rss_tuple_cfg { 201 u8 ipv4_tcp_en; 202 u8 ipv4_udp_en; 203 u8 ipv4_sctp_en; 204 u8 ipv4_fragment_en; 205 u8 ipv6_tcp_en; 206 u8 ipv6_udp_en; 207 u8 ipv6_sctp_en; 208 u8 ipv6_fragment_en; 209 }; 210 211 struct hclgevf_rss_cfg { 212 u8 rss_hash_key[HCLGEVF_RSS_KEY_SIZE]; /* user configured hash keys */ 213 u32 hash_algo; 214 u32 rss_size; 215 u8 hw_tc_map; 216 u8 rss_indirection_tbl[HCLGEVF_RSS_IND_TBL_SIZE]; /* shadow table */ 217 struct hclgevf_rss_tuple_cfg rss_tuple_sets; 218 }; 219 220 struct hclgevf_misc_vector { 221 u8 __iomem *addr; 222 int vector_irq; 223 }; 224 225 struct hclgevf_rst_stats { 226 u32 rst_cnt; /* the number of reset */ 227 u32 vf_func_rst_cnt; /* the number of VF function reset */ 228 u32 flr_rst_cnt; /* the number of FLR */ 229 u32 vf_rst_cnt; /* the number of VF reset */ 230 u32 rst_done_cnt; /* the number of reset completed */ 231 u32 hw_rst_done_cnt; /* the number of HW reset completed */ 232 u32 rst_fail_cnt; /* the number of VF reset fail */ 233 }; 234 235 struct hclgevf_dev { 236 struct pci_dev *pdev; 237 struct hnae3_ae_dev *ae_dev; 238 struct hclgevf_hw hw; 239 struct hclgevf_misc_vector misc_vector; 240 struct hclgevf_rss_cfg rss_cfg; 241 unsigned long state; 242 unsigned long flr_state; 243 unsigned long default_reset_request; 244 unsigned long last_reset_time; 245 enum hnae3_reset_type reset_level; 246 unsigned long reset_pending; 247 enum hnae3_reset_type reset_type; 248 249 #define HCLGEVF_RESET_REQUESTED 0 250 #define HCLGEVF_RESET_PENDING 1 251 unsigned long reset_state; /* requested, pending */ 252 struct hclgevf_rst_stats rst_stats; 253 u32 reset_attempts; 254 255 u32 fw_version; 256 u16 num_tqps; /* num task queue pairs of this PF */ 257 258 u16 alloc_rss_size; /* allocated RSS task queue */ 259 u16 rss_size_max; /* HW defined max RSS task queue */ 260 261 u16 num_alloc_vport; /* num vports this driver supports */ 262 u32 numa_node_mask; 263 u16 rx_buf_len; 264 u16 num_tx_desc; /* desc num of per tx queue */ 265 u16 num_rx_desc; /* desc num of per rx queue */ 266 u8 hw_tc_map; 267 u8 has_pf_mac; 268 269 u16 num_msi; 270 u16 num_msi_left; 271 u16 num_msi_used; 272 u16 num_nic_msix; /* Num of nic vectors for this VF */ 273 u16 num_roce_msix; /* Num of roce vectors for this VF */ 274 u16 roce_base_msix_offset; 275 int roce_base_vector; 276 u32 base_msi_vector; 277 u16 *vector_status; 278 int *vector_irq; 279 280 unsigned long vlan_del_fail_bmap[BITS_TO_LONGS(VLAN_N_VID)]; 281 282 bool mbx_event_pending; 283 struct hclgevf_mbx_resp_status mbx_resp; /* mailbox response */ 284 struct hclgevf_mbx_arq_ring arq; /* mailbox async rx queue */ 285 286 struct timer_list service_timer; 287 struct timer_list keep_alive_timer; 288 struct work_struct service_task; 289 struct work_struct keep_alive_task; 290 struct work_struct rst_service_task; 291 struct work_struct mbx_service_task; 292 293 struct hclgevf_tqp *htqp; 294 295 struct hnae3_handle nic; 296 struct hnae3_handle roce; 297 298 struct hnae3_client *nic_client; 299 struct hnae3_client *roce_client; 300 u32 flag; 301 u32 stats_timer; 302 }; 303 304 static inline bool hclgevf_is_reset_pending(struct hclgevf_dev *hdev) 305 { 306 return !!hdev->reset_pending; 307 } 308 309 int hclgevf_send_mbx_msg(struct hclgevf_dev *hdev, u16 code, u16 subcode, 310 const u8 *msg_data, u8 msg_len, bool need_resp, 311 u8 *resp_data, u16 resp_len); 312 void hclgevf_mbx_handler(struct hclgevf_dev *hdev); 313 void hclgevf_mbx_async_handler(struct hclgevf_dev *hdev); 314 315 void hclgevf_update_link_status(struct hclgevf_dev *hdev, int link_state); 316 void hclgevf_update_speed_duplex(struct hclgevf_dev *hdev, u32 speed, 317 u8 duplex); 318 void hclgevf_reset_task_schedule(struct hclgevf_dev *hdev); 319 void hclgevf_mbx_task_schedule(struct hclgevf_dev *hdev); 320 void hclgevf_update_port_base_vlan_info(struct hclgevf_dev *hdev, u16 state, 321 u8 *port_base_vlan_info, u8 data_size); 322 #endif 323