drivers/net/liquidio/base/lio_23xx_vf.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Cavium, Inc
   3  */
   4
   5 #ifndef _LIO_23XX_VF_H_
   6 #define _LIO_23XX_VF_H_
   7
   8 #include <stdio.h>
   9
  10 #include "lio_struct.h"
  11
  12 static const struct lio_config default_cn23xx_conf      = {
  13         .card_type                              = LIO_23XX,
  14         .card_name                              = LIO_23XX_NAME,
  15         /** IQ attributes */
  16         .iq                                     = {
  17                 .max_iqs                        = CN23XX_CFG_IO_QUEUES,
  18                 .pending_list_size              =
  19                         (CN23XX_MAX_IQ_DESCRIPTORS * CN23XX_CFG_IO_QUEUES),
  20                 .instr_type                     = OCTEON_64BYTE_INSTR,
  21         },
  22
  23         /** OQ attributes */
  24         .oq                                     = {
  25                 .max_oqs                        = CN23XX_CFG_IO_QUEUES,
  26                 .info_ptr                       = OCTEON_OQ_INFOPTR_MODE,
  27                 .refill_threshold               = CN23XX_OQ_REFIL_THRESHOLD,
  28         },
  29
  30         .num_nic_ports                          = CN23XX_DEFAULT_NUM_PORTS,
  31         .num_def_rx_descs                       = CN23XX_MAX_OQ_DESCRIPTORS,
  32         .num_def_tx_descs                       = CN23XX_MAX_IQ_DESCRIPTORS,
  33         .def_rx_buf_size                        = CN23XX_OQ_BUF_SIZE,
  34 };
  35
  36 static inline const struct lio_config *
  37 lio_get_conf(struct lio_device *lio_dev)
  38 {
  39         const struct lio_config *default_lio_conf = NULL;
  40
  41         /* check the LIO Device model & return the corresponding lio
  42          * configuration
  43          */
  44         default_lio_conf = &default_cn23xx_conf;
  45
  46         if (default_lio_conf == NULL) {
  47                 lio_dev_err(lio_dev, "Configuration verification failed\n");
  48                 return NULL;
  49         }
  50
  51         return default_lio_conf;
  52 }
  53
  54 /** Turns off the input and output queues for the device
  55  *  @param lio_dev which device io queues to disable
  56  */
  57 int cn23xx_vf_set_io_queues_off(struct lio_device *lio_dev);
  58
  59 #define CN23XX_VF_BUSY_READING_REG_LOOP_COUNT   100000
  60
  61 void cn23xx_vf_ask_pf_to_do_flr(struct lio_device *lio_dev);
  62
  63 int cn23xx_pfvf_handshake(struct lio_device *lio_dev);
  64
  65 int cn23xx_vf_setup_device(struct lio_device  *lio_dev);
  66
  67 void cn23xx_vf_handle_mbox(struct lio_device *lio_dev);
  68 #endif /* _LIO_23XX_VF_H_  */