drivers/net/qede/base/ecore_vf.h

   1 /*
   2  * Copyright (c) 2016 QLogic Corporation.
   3  * All rights reserved.
   4  * www.qlogic.com
   5  *
   6  * See LICENSE.qede_pmd for copyright and licensing details.
   7  */
   8
   9 #ifndef __ECORE_VF_H__
  10 #define __ECORE_VF_H__
  11
  12 #include "ecore_status.h"
  13 #include "ecore_vf_api.h"
  14 #include "ecore_l2_api.h"
  15 #include "ecore_vfpf_if.h"
  16
  17 /* This data is held in the ecore_hwfn structure for VFs only. */
  18 struct ecore_vf_iov {
  19         union vfpf_tlvs                 *vf2pf_request;
  20         dma_addr_t                      vf2pf_request_phys;
  21         union pfvf_tlvs                 *pf2vf_reply;
  22         dma_addr_t                      pf2vf_reply_phys;
  23
  24         /* Should be taken whenever the mailbox buffers are accessed */
  25         osal_mutex_t                    mutex;
  26         u8                              *offset;
  27
  28         /* Bulletin Board */
  29         struct ecore_bulletin           bulletin;
  30         struct ecore_bulletin_content   bulletin_shadow;
  31
  32         /* we set aside a copy of the acquire response */
  33         struct pfvf_acquire_resp_tlv    acquire_resp;
  34
  35         /* In case PF originates prior to the fp-hsi version comparison,
  36          * this has to be propagated as it affects the fastpath.
  37          */
  38         bool b_pre_fp_hsi;
  39 };
  40
  41 #ifdef CONFIG_ECORE_SRIOV
  42 /**
  43  * @brief hw preparation for VF
  44  * sends ACQUIRE message
  45  *
  46  * @param p_hwfn
  47  *
  48  * @return enum _ecore_status_t
  49  */
  50 enum _ecore_status_t ecore_vf_hw_prepare(struct ecore_hwfn *p_hwfn);
  51
  52 /**
  53  * @brief VF - start the RX Queue by sending a message to the PF
  54  *
  55  * @param p_hwfn
  56  * @param cid                   - zero based within the VF
  57  * @param rx_queue_id           - zero based within the VF
  58  * @param sb                    - VF status block for this queue
  59  * @param sb_index              - Index within the status block
  60  * @param bd_max_bytes          - maximum number of bytes per bd
  61  * @param bd_chain_phys_addr    - physical address of bd chain
  62  * @param cqe_pbl_addr          - physical address of pbl
  63  * @param cqe_pbl_size          - pbl size
  64  * @param pp_prod               - pointer to the producer to be
  65  *                                used in fasthpath
  66  *
  67  * @return enum _ecore_status_t
  68  */
  69 enum _ecore_status_t ecore_vf_pf_rxq_start(struct ecore_hwfn *p_hwfn,
  70                                            u8 rx_queue_id,
  71                                            u16 sb,
  72                                            u8 sb_index,
  73                                            u16 bd_max_bytes,
  74                                            dma_addr_t bd_chain_phys_addr,
  75                                            dma_addr_t cqe_pbl_addr,
  76                                            u16 cqe_pbl_size,
  77                                            void OSAL_IOMEM **pp_prod);
  78
  79 /**
  80  * @brief VF - start the TX queue by sending a message to the
  81  *        PF.
  82  *
  83  * @param p_hwfn
  84  * @param tx_queue_id           - zero based within the VF
  85  * @param sb                    - status block for this queue
  86  * @param sb_index              - index within the status block
  87  * @param bd_chain_phys_addr    - physical address of tx chain
  88  * @param pp_doorbell           - pointer to address to which to
  89  *                              write the doorbell too..
  90  *
  91  * @return enum _ecore_status_t
  92  */
  93 enum _ecore_status_t ecore_vf_pf_txq_start(struct ecore_hwfn *p_hwfn,
  94                                            u16 tx_queue_id,
  95                                            u16 sb,
  96                                            u8 sb_index,
  97                                            dma_addr_t pbl_addr,
  98                                            u16 pbl_size,
  99                                            void OSAL_IOMEM **pp_doorbell);
 100
 101 /**
 102  * @brief VF - stop the RX queue by sending a message to the PF
 103  *
 104  * @param p_hwfn
 105  * @param rx_qid
 106  * @param cqe_completion
 107  *
 108  * @return enum _ecore_status_t
 109  */
 110 enum _ecore_status_t ecore_vf_pf_rxq_stop(struct ecore_hwfn     *p_hwfn,
 111                                           u16                   rx_qid,
 112                                           bool                  cqe_completion);
 113
 114 /**
 115  * @brief VF - stop the TX queue by sending a message to the PF
 116  *
 117  * @param p_hwfn
 118  * @param tx_qid
 119  *
 120  * @return enum _ecore_status_t
 121  */
 122 enum _ecore_status_t ecore_vf_pf_txq_stop(struct ecore_hwfn     *p_hwfn,
 123                                           u16                   tx_qid);
 124
 125 #ifndef LINUX_REMOVE
 126 /**
 127  * @brief VF - update the RX queue by sending a message to the
 128  *        PF
 129  *
 130  * @param p_hwfn
 131  * @param rx_queue_id
 132  * @param num_rxqs
 133  * @param init_sge_ring
 134  * @param comp_cqe_flg
 135  * @param comp_event_flg
 136  *
 137  * @return enum _ecore_status_t
 138  */
 139 enum _ecore_status_t ecore_vf_pf_rxqs_update(
 140                         struct ecore_hwfn       *p_hwfn,
 141                         u16                     rx_queue_id,
 142                         u8                      num_rxqs,
 143                         u8                      comp_cqe_flg,
 144                         u8                      comp_event_flg);
 145 #endif
 146
 147 /**
 148  * @brief VF - send a vport update command
 149  *
 150  * @param p_hwfn
 151  * @param params
 152  *
 153  * @return enum _ecore_status_t
 154  */
 155 enum _ecore_status_t
 156 ecore_vf_pf_vport_update(struct ecore_hwfn *p_hwfn,
 157                          struct ecore_sp_vport_update_params *p_params);
 158
 159 /**
 160  * @brief VF - send a close message to PF
 161  *
 162  * @param p_hwfn
 163  *
 164  * @return enum _ecore_status
 165  */
 166 enum _ecore_status_t ecore_vf_pf_reset(struct ecore_hwfn *p_hwfn);
 167
 168 /**
 169  * @brief VF - free vf`s memories
 170  *
 171  * @param p_hwfn
 172  *
 173  * @return enum _ecore_status
 174  */
 175 enum _ecore_status_t ecore_vf_pf_release(struct ecore_hwfn *p_hwfn);
 176
 177 /**
 178  * @brief ecore_vf_get_igu_sb_id - Get the IGU SB ID for a given
 179  *        sb_id. For VFs igu sbs don't have to be contiguous
 180  *
 181  * @param p_hwfn
 182  * @param sb_id
 183  *
 184  * @return INLINE u16
 185  */
 186 u16 ecore_vf_get_igu_sb_id(struct ecore_hwfn *p_hwfn,
 187                            u16               sb_id);
 188
 189
 190 /**
 191  * @brief ecore_vf_pf_vport_start - perform vport start for VF.
 192  *
 193  * @param p_hwfn
 194  * @param vport_id
 195  * @param mtu
 196  * @param inner_vlan_removal
 197  * @param tpa_mode
 198  * @param max_buffers_per_cqe,
 199  * @param only_untagged - default behavior regarding vlan acceptance
 200  *
 201  * @return enum _ecore_status
 202  */
 203 enum _ecore_status_t ecore_vf_pf_vport_start(
 204                         struct ecore_hwfn *p_hwfn,
 205                         u8 vport_id,
 206                         u16 mtu,
 207                         u8 inner_vlan_removal,
 208                         enum ecore_tpa_mode tpa_mode,
 209                         u8 max_buffers_per_cqe,
 210                         u8 only_untagged);
 211
 212 /**
 213  * @brief ecore_vf_pf_vport_stop - stop the VF's vport
 214  *
 215  * @param p_hwfn
 216  *
 217  * @return enum _ecore_status
 218  */
 219 enum _ecore_status_t ecore_vf_pf_vport_stop(struct ecore_hwfn *p_hwfn);
 220
 221 enum _ecore_status_t ecore_vf_pf_filter_ucast(
 222                         struct ecore_hwfn *p_hwfn,
 223                         struct ecore_filter_ucast *p_param);
 224
 225 void ecore_vf_pf_filter_mcast(struct ecore_hwfn *p_hwfn,
 226                               struct ecore_filter_mcast *p_filter_cmd);
 227
 228 /**
 229  * @brief ecore_vf_pf_int_cleanup - clean the SB of the VF
 230  *
 231  * @param p_hwfn
 232  *
 233  * @return enum _ecore_status
 234  */
 235 enum _ecore_status_t ecore_vf_pf_int_cleanup(struct ecore_hwfn *p_hwfn);
 236
 237 /**
 238  * @brief - return the link params in a given bulletin board
 239  *
 240  * @param p_hwfn
 241  * @param p_params - pointer to a struct to fill with link params
 242  * @param p_bulletin
 243  */
 244 void __ecore_vf_get_link_params(struct ecore_hwfn *p_hwfn,
 245                                 struct ecore_mcp_link_params *p_params,
 246                                 struct ecore_bulletin_content *p_bulletin);
 247
 248 /**
 249  * @brief - return the link state in a given bulletin board
 250  *
 251  * @param p_hwfn
 252  * @param p_link - pointer to a struct to fill with link state
 253  * @param p_bulletin
 254  */
 255 void __ecore_vf_get_link_state(struct ecore_hwfn *p_hwfn,
 256                                struct ecore_mcp_link_state *p_link,
 257                                struct ecore_bulletin_content *p_bulletin);
 258
 259 /**
 260  * @brief - return the link capabilities in a given bulletin board
 261  *
 262  * @param p_hwfn
 263  * @param p_link - pointer to a struct to fill with link capabilities
 264  * @param p_bulletin
 265  */
 266 void __ecore_vf_get_link_caps(struct ecore_hwfn *p_hwfn,
 267                               struct ecore_mcp_link_capabilities *p_link_caps,
 268                               struct ecore_bulletin_content *p_bulletin);
 269
 270 #endif
 271 #endif /* __ECORE_VF_H__ */