drivers/raw/ifpga/ifpga_rawdev.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2018 Intel Corporation
   3  */
   4
   5 #ifndef _IFPGA_RAWDEV_H_
   6 #define _IFPGA_RAWDEV_H_
   7
   8 extern int ifpga_rawdev_logtype;
   9
  10 #define IFPGA_RAWDEV_NAME_FMT "IFPGA:%02x:%02x.%x"
  11
  12 #define IFPGA_RAWDEV_PMD_LOG(level, fmt, args...) \
  13         rte_log(RTE_LOG_ ## level, ifpga_rawdev_logtype, "%s(): " fmt "\n", \
  14                                 __func__, ##args)
  15
  16 #define IFPGA_RAWDEV_PMD_FUNC_TRACE() IFPGA_RAWDEV_PMD_LOG(DEBUG, ">>")
  17
  18 #define IFPGA_RAWDEV_PMD_DEBUG(fmt, args...) \
  19         IFPGA_RAWDEV_PMD_LOG(DEBUG, fmt, ## args)
  20 #define IFPGA_RAWDEV_PMD_INFO(fmt, args...) \
  21         IFPGA_RAWDEV_PMD_LOG(INFO, fmt, ## args)
  22 #define IFPGA_RAWDEV_PMD_ERR(fmt, args...) \
  23         IFPGA_RAWDEV_PMD_LOG(ERR, fmt, ## args)
  24 #define IFPGA_RAWDEV_PMD_WARN(fmt, args...) \
  25         IFPGA_RAWDEV_PMD_LOG(WARNING, fmt, ## args)
  26
  27 enum ifpga_rawdev_device_state {
  28         IFPGA_IDLE,
  29         IFPGA_READY,
  30         IFPGA_ERROR
  31 };
  32
  33 /** Set a bit in the uint64 variable */
  34 #define IFPGA_BIT_SET(var, pos) \
  35         ((var) |= ((uint64_t)1 << ((pos))))
  36
  37 /** Reset the bit in the variable */
  38 #define IFPGA_BIT_RESET(var, pos) \
  39         ((var) &= ~((uint64_t)1 << ((pos))))
  40
  41 /** Check the bit is set in the variable */
  42 #define IFPGA_BIT_ISSET(var, pos) \
  43         (((var) & ((uint64_t)1 << ((pos)))) ? 1 : 0)
  44
  45 static inline struct opae_adapter *
  46 ifpga_rawdev_get_priv(const struct rte_rawdev *rawdev)
  47 {
  48         return (struct opae_adapter *)rawdev->dev_private;
  49 }
  50
  51 #define IFPGA_RAWDEV_MSIX_IRQ_NUM 7
  52 #define IFPGA_RAWDEV_NUM 32
  53
  54 struct ifpga_rawdev {
  55         int dev_id;
  56         struct rte_rawdev *rawdev;
  57         int aer_enable;
  58         int intr_fd[IFPGA_RAWDEV_MSIX_IRQ_NUM+1];
  59         uint32_t aer_old[2];
  60         char fvl_bdf[8][16];
  61         char parent_bdf[16];
  62 };
  63
  64 struct ifpga_rawdev *
  65 ifpga_rawdev_get(const struct rte_rawdev *rawdev);
  66
  67 enum ifpga_irq_type {
  68         IFPGA_FME_IRQ = 0,
  69         IFPGA_AFU_IRQ = 1,
  70 };
  71
  72 int
  73 ifpga_register_msix_irq(struct rte_rawdev *dev, int port_id,
  74                 enum ifpga_irq_type type, int vec_start, int count,
  75                 rte_intr_callback_fn handler, const char *name,
  76                 void *arg);
  77 int
  78 ifpga_unregister_msix_irq(enum ifpga_irq_type type,
  79                 int vec_start, rte_intr_callback_fn handler, void *arg);
  80
  81 struct rte_pci_bus *ifpga_get_pci_bus(void);
  82 int ifpga_rawdev_partial_reconfigure(struct rte_rawdev *dev, int port,
  83         const char *file);
  84 void ifpga_rawdev_cleanup(void);
  85
  86 #endif /* _IFPGA_RAWDEV_H_ */