drivers/common/iavf/iavf_osdep.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Intel Corporation
   3  */
   4
   5 #ifndef _IAVF_OSDEP_H_
   6 #define _IAVF_OSDEP_H_
   7
   8 #include <string.h>
   9 #include <stdint.h>
  10 #include <stdbool.h>
  11 #include <stdio.h>
  12 #include <stdarg.h>
  13
  14 #include <rte_common.h>
  15 #include <rte_memcpy.h>
  16 #include <rte_memzone.h>
  17 #include <rte_malloc.h>
  18 #include <rte_byteorder.h>
  19 #include <rte_cycles.h>
  20 #include <rte_spinlock.h>
  21 #include <rte_log.h>
  22 #include <rte_io.h>
  23
  24 #ifndef __INTEL_NET_BASE_OSDEP__
  25 #define __INTEL_NET_BASE_OSDEP__
  26
  27 #define INLINE inline
  28 #define STATIC static
  29
  30 typedef uint8_t         u8;
  31 typedef int8_t          s8;
  32 typedef uint16_t        u16;
  33 typedef int16_t         s16;
  34 typedef uint32_t        u32;
  35 typedef int32_t         s32;
  36 typedef uint64_t        u64;
  37 typedef uint64_t        s64;
  38
  39 #ifndef __le16
  40 #define __le16          uint16_t
  41 #endif
  42 #ifndef __le32
  43 #define __le32          uint32_t
  44 #endif
  45 #ifndef __le64
  46 #define __le64          uint64_t
  47 #endif
  48 #ifndef __be16
  49 #define __be16          uint16_t
  50 #endif
  51 #ifndef __be32
  52 #define __be32          uint32_t
  53 #endif
  54 #ifndef __be64
  55 #define __be64          uint64_t
  56 #endif
  57
  58 #define min(a, b) RTE_MIN(a, b)
  59 #define max(a, b) RTE_MAX(a, b)
  60
  61 #define FIELD_SIZEOF(t, f) RTE_SIZEOF_FIELD(t, f)
  62 #define ARRAY_SIZE(arr) RTE_DIM(arr)
  63
  64 #define CPU_TO_LE16(o) rte_cpu_to_le_16(o)
  65 #define CPU_TO_LE32(s) rte_cpu_to_le_32(s)
  66 #define CPU_TO_LE64(h) rte_cpu_to_le_64(h)
  67 #define LE16_TO_CPU(a) rte_le_to_cpu_16(a)
  68 #define LE32_TO_CPU(c) rte_le_to_cpu_32(c)
  69 #define LE64_TO_CPU(k) rte_le_to_cpu_64(k)
  70
  71 #define CPU_TO_BE16(o) rte_cpu_to_be_16(o)
  72 #define CPU_TO_BE32(o) rte_cpu_to_be_32(o)
  73 #define CPU_TO_BE64(o) rte_cpu_to_be_64(o)
  74
  75 #define NTOHS(a) rte_be_to_cpu_16(a)
  76 #define NTOHL(a) rte_be_to_cpu_32(a)
  77 #define HTONS(a) rte_cpu_to_be_16(a)
  78 #define HTONL(a) rte_cpu_to_be_32(a)
  79
  80 static __rte_always_inline uint32_t
  81 readl(volatile void *addr)
  82 {
  83         return rte_le_to_cpu_32(rte_read32(addr));
  84 }
  85
  86 static __rte_always_inline void
  87 writel(uint32_t value, volatile void *addr)
  88 {
  89         rte_write32(rte_cpu_to_le_32(value), addr);
  90 }
  91
  92 static __rte_always_inline void
  93 writel_relaxed(uint32_t value, volatile void *addr)
  94 {
  95         rte_write32_relaxed(rte_cpu_to_le_32(value), addr);
  96 }
  97
  98 static __rte_always_inline uint64_t
  99 readq(volatile void *addr)
 100 {
 101         return rte_le_to_cpu_64(rte_read64(addr));
 102 }
 103
 104 static __rte_always_inline void
 105 writeq(uint64_t value, volatile void *addr)
 106 {
 107         rte_write64(rte_cpu_to_le_64(value), addr);
 108 }
 109
 110 #define wr32(a, reg, value) writel((value), (a)->hw_addr + (reg))
 111 #define rd32(a, reg)        readl((a)->hw_addr + (reg))
 112 #define wr64(a, reg, value) writeq((value), (a)->hw_addr + (reg))
 113 #define rd64(a, reg)        readq((a)->hw_addr + (reg))
 114
 115 #endif /* __INTEL_NET_BASE_OSDEP__ */
 116
 117 #define iavf_memset(a, b, c, d) memset((a), (b), (c))
 118 #define iavf_memcpy(a, b, c, d) rte_memcpy((a), (b), (c))
 119
 120 #define iavf_usec_delay(x) rte_delay_us_sleep(x)
 121 #define iavf_msec_delay(x) iavf_usec_delay(1000 * (x))
 122
 123 #define IAVF_PCI_REG_WRITE(reg, value)         writel(value, reg)
 124 #define IAVF_PCI_REG_WRITE_RELAXED(reg, value) writel_relaxed(value, reg)
 125
 126 #define IAVF_READ_REG(hw, reg)                 rd32(hw, reg)
 127 #define IAVF_WRITE_REG(hw, reg, value)         wr32(hw, reg, value)
 128
 129 #define IAVF_WRITE_FLUSH(a) IAVF_READ_REG(a, IAVF_VFGEN_RSTAT)
 130
 131 extern int iavf_common_logger;
 132
 133 #define DEBUGOUT(S)          rte_log(RTE_LOG_DEBUG, iavf_common_logger, S)
 134 #define DEBUGOUT2(S, A...)   rte_log(RTE_LOG_DEBUG, iavf_common_logger, S, ##A)
 135 #define DEBUGFUNC(F)         DEBUGOUT(F "\n")
 136
 137 #define iavf_debug(h, m, s, ...)                                \
 138 do {                                                            \
 139         if (((m) & (h)->debug_mask))                            \
 140                 rte_log(RTE_LOG_DEBUG, iavf_common_logger,      \
 141                         "iavf %02x.%x " s,                      \
 142                         (h)->bus.device, (h)->bus.func,         \
 143                                         ##__VA_ARGS__);         \
 144 } while (0)
 145
 146 /* memory allocation tracking */
 147 struct iavf_dma_mem {
 148         void *va;
 149         u64 pa;
 150         u32 size;
 151         const void *zone;
 152 } __attribute__((packed));
 153
 154 struct iavf_virt_mem {
 155         void *va;
 156         u32 size;
 157 } __attribute__((packed));
 158
 159 /* SW spinlock */
 160 struct iavf_spinlock {
 161         rte_spinlock_t spinlock;
 162 };
 163
 164 #define iavf_allocate_dma_mem(h, m, unused, s, a) \
 165                         iavf_allocate_dma_mem_d(h, m, s, a)
 166 #define iavf_free_dma_mem(h, m) iavf_free_dma_mem_d(h, m)
 167
 168 #define iavf_allocate_virt_mem(h, m, s) iavf_allocate_virt_mem_d(h, m, s)
 169 #define iavf_free_virt_mem(h, m) iavf_free_virt_mem_d(h, m)
 170
 171 static inline void
 172 iavf_init_spinlock_d(struct iavf_spinlock *sp)
 173 {
 174         rte_spinlock_init(&sp->spinlock);
 175 }
 176
 177 static inline void
 178 iavf_acquire_spinlock_d(struct iavf_spinlock *sp)
 179 {
 180         rte_spinlock_lock(&sp->spinlock);
 181 }
 182
 183 static inline void
 184 iavf_release_spinlock_d(struct iavf_spinlock *sp)
 185 {
 186         rte_spinlock_unlock(&sp->spinlock);
 187 }
 188
 189 static inline void
 190 iavf_destroy_spinlock_d(__rte_unused struct iavf_spinlock *sp)
 191 {
 192 }
 193
 194 #define iavf_init_spinlock(_sp) iavf_init_spinlock_d(_sp)
 195 #define iavf_acquire_spinlock(_sp) iavf_acquire_spinlock_d(_sp)
 196 #define iavf_release_spinlock(_sp) iavf_release_spinlock_d(_sp)
 197 #define iavf_destroy_spinlock(_sp) iavf_destroy_spinlock_d(_sp)
 198
 199 #endif /* _IAVF_OSDEP_H_ */