1 /* 2 * Copyright (c) 2017-2018 Cavium, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 * 29 */ 30 31 #ifndef __ECORE_VF_H__ 32 #define __ECORE_VF_H__ 33 34 #include "ecore_status.h" 35 #include "ecore_vf_api.h" 36 #include "ecore_l2_api.h" 37 #include "ecore_vfpf_if.h" 38 39 /* Default number of CIDs [total of both Rx and Tx] to be requested 40 * by default. 41 */ 42 #define ECORE_ETH_VF_DEFAULT_NUM_CIDS (32) 43 44 /* This data is held in the ecore_hwfn structure for VFs only. */ 45 struct ecore_vf_iov { 46 union vfpf_tlvs *vf2pf_request; 47 dma_addr_t vf2pf_request_phys; 48 union pfvf_tlvs *pf2vf_reply; 49 dma_addr_t pf2vf_reply_phys; 50 51 /* Should be taken whenever the mailbox buffers are accessed */ 52 osal_mutex_t mutex; 53 u8 *offset; 54 55 /* Bulletin Board */ 56 struct ecore_bulletin bulletin; 57 struct ecore_bulletin_content bulletin_shadow; 58 59 /* we set aside a copy of the acquire response */ 60 struct pfvf_acquire_resp_tlv acquire_resp; 61 62 /* In case PF originates prior to the fp-hsi version comparison, 63 * this has to be propagated as it affects the fastpath. 64 */ 65 bool b_pre_fp_hsi; 66 67 /* Current day VFs are passing the SBs physical address on vport 68 * start, and as they lack an IGU mapping they need to store the 69 * addresses of previously registered SBs. 70 * Even if we were to change configuration flow, due to backward 71 * compatability [with older PFs] we'd still need to store these. 72 */ 73 struct ecore_sb_info *sbs_info[PFVF_MAX_SBS_PER_VF]; 74 }; 75 76 77 enum _ecore_status_t ecore_set_rxq_coalesce(struct ecore_hwfn *p_hwfn, 78 struct ecore_ptt *p_ptt, 79 u16 coalesce, 80 struct ecore_queue_cid *p_cid); 81 enum _ecore_status_t ecore_set_txq_coalesce(struct ecore_hwfn *p_hwfn, 82 struct ecore_ptt *p_ptt, 83 u16 coalesce, 84 struct ecore_queue_cid *p_cid); 85 /** 86 * @brief VF - Set Rx/Tx coalesce per VF's relative queue. 87 * Coalesce value '0' will omit the configuration. 88 * 89 * @param p_hwfn 90 * @param rx_coal - coalesce value in micro second for rx queue 91 * @param tx_coal - coalesce value in micro second for tx queue 92 * @param queue_cid 93 * 94 **/ 95 enum _ecore_status_t ecore_vf_pf_set_coalesce(struct ecore_hwfn *p_hwfn, 96 u16 rx_coal, u16 tx_coal, 97 struct ecore_queue_cid *p_cid); 98 99 #ifdef CONFIG_ECORE_SRIOV 100 /** 101 * @brief hw preparation for VF 102 * sends ACQUIRE message 103 * 104 * @param p_hwfn 105 * 106 * @return enum _ecore_status_t 107 */ 108 enum _ecore_status_t ecore_vf_hw_prepare(struct ecore_hwfn *p_hwfn); 109 110 /** 111 * @brief VF - start the RX Queue by sending a message to the PF 112 * 113 * @param p_hwfn 114 * @param p_cid - Only relative fields are relevant 115 * @param bd_max_bytes - maximum number of bytes per bd 116 * @param bd_chain_phys_addr - physical address of bd chain 117 * @param cqe_pbl_addr - physical address of pbl 118 * @param cqe_pbl_size - pbl size 119 * @param pp_prod - pointer to the producer to be 120 * used in fasthpath 121 * 122 * @return enum _ecore_status_t 123 */ 124 enum _ecore_status_t ecore_vf_pf_rxq_start(struct ecore_hwfn *p_hwfn, 125 struct ecore_queue_cid *p_cid, 126 u16 bd_max_bytes, 127 dma_addr_t bd_chain_phys_addr, 128 dma_addr_t cqe_pbl_addr, 129 u16 cqe_pbl_size, 130 void OSAL_IOMEM **pp_prod); 131 132 /** 133 * @brief VF - start the TX queue by sending a message to the 134 * PF. 135 * 136 * @param p_hwfn 137 * @param p_cid 138 * @param bd_chain_phys_addr - physical address of tx chain 139 * @param pp_doorbell - pointer to address to which to 140 * write the doorbell too.. 141 * 142 * @return enum _ecore_status_t 143 */ 144 enum _ecore_status_t 145 ecore_vf_pf_txq_start(struct ecore_hwfn *p_hwfn, 146 struct ecore_queue_cid *p_cid, 147 dma_addr_t pbl_addr, u16 pbl_size, 148 void OSAL_IOMEM **pp_doorbell); 149 150 /** 151 * @brief VF - stop the RX queue by sending a message to the PF 152 * 153 * @param p_hwfn 154 * @param p_cid 155 * @param cqe_completion 156 * 157 * @return enum _ecore_status_t 158 */ 159 enum _ecore_status_t ecore_vf_pf_rxq_stop(struct ecore_hwfn *p_hwfn, 160 struct ecore_queue_cid *p_cid, 161 bool cqe_completion); 162 163 /** 164 * @brief VF - stop the TX queue by sending a message to the PF 165 * 166 * @param p_hwfn 167 * @param p_cid 168 * 169 * @return enum _ecore_status_t 170 */ 171 enum _ecore_status_t ecore_vf_pf_txq_stop(struct ecore_hwfn *p_hwfn, 172 struct ecore_queue_cid *p_cid); 173 174 /* TODO - fix all the !SRIOV prototypes */ 175 176 #ifndef LINUX_REMOVE 177 /** 178 * @brief VF - update the RX queue by sending a message to the 179 * PF 180 * 181 * @param p_hwfn 182 * @param pp_cid - list of queue-cids which we want to update 183 * @param num_rxqs 184 * @param comp_cqe_flg 185 * @param comp_event_flg 186 * 187 * @return enum _ecore_status_t 188 */ 189 enum _ecore_status_t ecore_vf_pf_rxqs_update(struct ecore_hwfn *p_hwfn, 190 struct ecore_queue_cid **pp_cid, 191 u8 num_rxqs, 192 u8 comp_cqe_flg, 193 u8 comp_event_flg); 194 #endif 195 196 /** 197 * @brief VF - send a vport update command 198 * 199 * @param p_hwfn 200 * @param params 201 * 202 * @return enum _ecore_status_t 203 */ 204 enum _ecore_status_t ecore_vf_pf_vport_update(struct ecore_hwfn *p_hwfn, 205 struct ecore_sp_vport_update_params *p_params); 206 207 /** 208 * @brief VF - send a close message to PF 209 * 210 * @param p_hwfn 211 * 212 * @return enum _ecore_status 213 */ 214 enum _ecore_status_t ecore_vf_pf_reset(struct ecore_hwfn *p_hwfn); 215 216 /** 217 * @brief VF - free vf`s memories 218 * 219 * @param p_hwfn 220 * 221 * @return enum _ecore_status 222 */ 223 enum _ecore_status_t ecore_vf_pf_release(struct ecore_hwfn *p_hwfn); 224 225 /** 226 * @brief ecore_vf_get_igu_sb_id - Get the IGU SB ID for a given 227 * sb_id. For VFs igu sbs don't have to be contiguous 228 * 229 * @param p_hwfn 230 * @param sb_id 231 * 232 * @return INLINE u16 233 */ 234 u16 ecore_vf_get_igu_sb_id(struct ecore_hwfn *p_hwfn, 235 u16 sb_id); 236 237 /** 238 * @brief Stores [or removes] a configured sb_info. 239 * 240 * @param p_hwfn 241 * @param sb_id - zero-based SB index [for fastpath] 242 * @param sb_info - may be OSAL_NULL [during removal]. 243 */ 244 void ecore_vf_set_sb_info(struct ecore_hwfn *p_hwfn, 245 u16 sb_id, struct ecore_sb_info *p_sb); 246 247 /** 248 * @brief ecore_vf_pf_vport_start - perform vport start for VF. 249 * 250 * @param p_hwfn 251 * @param vport_id 252 * @param mtu 253 * @param inner_vlan_removal 254 * @param tpa_mode 255 * @param max_buffers_per_cqe, 256 * @param only_untagged - default behavior regarding vlan acceptance 257 * 258 * @return enum _ecore_status 259 */ 260 enum _ecore_status_t ecore_vf_pf_vport_start( 261 struct ecore_hwfn *p_hwfn, 262 u8 vport_id, 263 u16 mtu, 264 u8 inner_vlan_removal, 265 enum ecore_tpa_mode tpa_mode, 266 u8 max_buffers_per_cqe, 267 u8 only_untagged); 268 269 /** 270 * @brief ecore_vf_pf_vport_stop - stop the VF's vport 271 * 272 * @param p_hwfn 273 * 274 * @return enum _ecore_status 275 */ 276 enum _ecore_status_t ecore_vf_pf_vport_stop(struct ecore_hwfn *p_hwfn); 277 278 enum _ecore_status_t ecore_vf_pf_filter_ucast( 279 struct ecore_hwfn *p_hwfn, 280 struct ecore_filter_ucast *p_param); 281 282 void ecore_vf_pf_filter_mcast(struct ecore_hwfn *p_hwfn, 283 struct ecore_filter_mcast *p_filter_cmd); 284 285 /** 286 * @brief ecore_vf_pf_int_cleanup - clean the SB of the VF 287 * 288 * @param p_hwfn 289 * 290 * @return enum _ecore_status 291 */ 292 enum _ecore_status_t ecore_vf_pf_int_cleanup(struct ecore_hwfn *p_hwfn); 293 294 /** 295 * @brief - return the link params in a given bulletin board 296 * 297 * @param p_params - pointer to a struct to fill with link params 298 * @param p_bulletin 299 */ 300 void __ecore_vf_get_link_params(struct ecore_mcp_link_params *p_params, 301 struct ecore_bulletin_content *p_bulletin); 302 303 /** 304 * @brief - return the link state in a given bulletin board 305 * 306 * @param p_link - pointer to a struct to fill with link state 307 * @param p_bulletin 308 */ 309 void __ecore_vf_get_link_state(struct ecore_mcp_link_state *p_link, 310 struct ecore_bulletin_content *p_bulletin); 311 312 /** 313 * @brief - return the link capabilities in a given bulletin board 314 * 315 * @param p_link - pointer to a struct to fill with link capabilities 316 * @param p_bulletin 317 */ 318 void __ecore_vf_get_link_caps(struct ecore_mcp_link_capabilities *p_link_caps, 319 struct ecore_bulletin_content *p_bulletin); 320 enum _ecore_status_t 321 ecore_vf_pf_tunnel_param_update(struct ecore_hwfn *p_hwfn, 322 struct ecore_tunnel_info *p_tunn); 323 void ecore_vf_set_vf_start_tunn_update_param(struct ecore_tunnel_info *p_tun); 324 #else 325 static OSAL_INLINE enum _ecore_status_t ecore_vf_hw_prepare(struct ecore_hwfn OSAL_UNUSED *p_hwfn) {return ECORE_INVAL;} 326 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_rxq_start(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_queue_cid OSAL_UNUSED *p_cid, u16 OSAL_UNUSED bd_max_bytes, dma_addr_t OSAL_UNUSED bd_chain_phys_addr, dma_addr_t OSAL_UNUSED cqe_pbl_addr, u16 OSAL_UNUSED cqe_pbl_size, void OSAL_IOMEM OSAL_UNUSED **pp_prod) {return ECORE_INVAL;} 327 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_txq_start(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_queue_cid OSAL_UNUSED *p_cid, dma_addr_t OSAL_UNUSED pbl_addr, u16 OSAL_UNUSED pbl_size, void OSAL_IOMEM OSAL_UNUSED **pp_doorbell) {return ECORE_INVAL;} 328 329 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_rxq_stop(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_queue_cid OSAL_UNUSED *p_cid, bool OSAL_UNUSED cqe_completion) {return ECORE_INVAL;} 330 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_txq_stop(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_queue_cid OSAL_UNUSED *p_cid) {return ECORE_INVAL;} 331 #ifndef LINUX_REMOVE 332 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_rxqs_update(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_queue_cid OSAL_UNUSED **pp_cid, u8 OSAL_UNUSED num_rxqs, u8 OSAL_UNUSED comp_cqe_flg, u8 OSAL_UNUSED comp_event_flg) {return ECORE_INVAL;} 333 #endif 334 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_vport_update(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_sp_vport_update_params OSAL_UNUSED *p_params) {return ECORE_INVAL;} 335 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_reset(struct ecore_hwfn OSAL_UNUSED *p_hwfn) {return ECORE_INVAL;} 336 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_release(struct ecore_hwfn OSAL_UNUSED *p_hwfn) {return ECORE_INVAL;} 337 static OSAL_INLINE u16 ecore_vf_get_igu_sb_id(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED sb_id) {return 0;} 338 static OSAL_INLINE void ecore_vf_set_sb_info(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED sb_id, struct ecore_sb_info OSAL_UNUSED *p_sb) {} 339 340 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_vport_start(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u8 OSAL_UNUSED vport_id, u16 OSAL_UNUSED mtu, u8 OSAL_UNUSED inner_vlan_removal, enum ecore_tpa_mode OSAL_UNUSED tpa_mode, u8 OSAL_UNUSED max_buffers_per_cqe, u8 OSAL_UNUSED only_untagged) {return ECORE_INVAL;} 341 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_vport_stop(struct ecore_hwfn OSAL_UNUSED *p_hwfn) {return ECORE_INVAL;} 342 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_filter_ucast(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_filter_ucast OSAL_UNUSED *p_param) {return ECORE_INVAL;} 343 static OSAL_INLINE void ecore_vf_pf_filter_mcast(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_filter_mcast OSAL_UNUSED *p_filter_cmd) {} 344 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_int_cleanup(struct ecore_hwfn OSAL_UNUSED *p_hwfn) {return ECORE_INVAL;} 345 static OSAL_INLINE void __ecore_vf_get_link_params(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_mcp_link_params OSAL_UNUSED *p_params, struct ecore_bulletin_content OSAL_UNUSED *p_bulletin) {} 346 static OSAL_INLINE void __ecore_vf_get_link_state(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_mcp_link_state OSAL_UNUSED *p_link, struct ecore_bulletin_content OSAL_UNUSED *p_bulletin) {} 347 static OSAL_INLINE void __ecore_vf_get_link_caps(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_mcp_link_capabilities OSAL_UNUSED *p_link_caps, struct ecore_bulletin_content OSAL_UNUSED *p_bulletin) {} 348 static OSAL_INLINE enum _ecore_status_t ecore_vf_pf_tunnel_param_update(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_tunnel_info OSAL_UNUSED *p_tunn) { return ECORE_INVAL; } 349 static OSAL_INLINE void ecore_vf_set_vf_start_tunn_update_param(struct ecore_tunnel_info OSAL_UNUSED *p_tun) { return; } 350 #endif 351 352 #endif /* __ECORE_VF_H__ */ 353