1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2017 6WIND S.A.
3 * Copyright 2017 Mellanox Technologies, Ltd
13 #include <rte_common.h>
19 * Compilation workaround for PPC64 when AltiVec is fully enabled, e.g. std=c11.
20 * Otherwise there would be a type conflict between stdbool and altivec.
22 #if defined(__PPC64__) && !defined(__APPLE_ALTIVEC__)
24 /* redefine as in stdbool.h */
28 extern int mlx4_logtype;
33 * When debugging is enabled (NDEBUG not defined), file, line and function
34 * information replace the driver name (MLX4_DRIVER_NAME) in log messages.
37 /** Return the file name part of a path. */
38 static inline const char *
39 pmd_drv_log_basename(const char *s)
49 #define PMD_DRV_LOG(level, ...) \
50 rte_log(RTE_LOG_ ## level, mlx4_logtype, \
51 RTE_FMT("%s:%u: %s(): " RTE_FMT_HEAD(__VA_ARGS__,) "\n", \
52 pmd_drv_log_basename(__FILE__), \
55 RTE_FMT_TAIL(__VA_ARGS__,)))
56 #define DEBUG(...) PMD_DRV_LOG(DEBUG, __VA_ARGS__)
57 #define claim_zero(...) assert((__VA_ARGS__) == 0)
62 * Like assert(), DEBUG() becomes a no-op and claim_zero() does not perform
63 * any check when debugging is disabled.
66 #define PMD_DRV_LOG(level, ...) \
67 rte_log(RTE_LOG_ ## level, mlx4_logtype, \
68 RTE_FMT(MLX4_DRIVER_NAME ": " \
69 RTE_FMT_HEAD(__VA_ARGS__,) "\n", \
70 RTE_FMT_TAIL(__VA_ARGS__,)))
71 #define DEBUG(...) (void)0
72 #define claim_zero(...) (__VA_ARGS__)
76 #define INFO(...) PMD_DRV_LOG(INFO, __VA_ARGS__)
77 #define WARN(...) PMD_DRV_LOG(WARNING, __VA_ARGS__)
78 #define ERROR(...) PMD_DRV_LOG(ERR, __VA_ARGS__)
80 /** Allocate a buffer on the stack and fill it with a printf format string. */
81 #define MKSTR(name, ...) \
82 int mkstr_size_##name = snprintf(NULL, 0, "" __VA_ARGS__); \
83 char name[mkstr_size_##name + 1]; \
85 snprintf(name, sizeof(name), "" __VA_ARGS__)
87 /** Generate a string out of the provided arguments. */
88 #define MLX4_STR(...) # __VA_ARGS__
90 /** Similar to MLX4_STR() with enclosed macros expanded first. */
91 #define MLX4_STR_EXPAND(...) MLX4_STR(__VA_ARGS__)
93 /** Object description used with mlx4_mallocv() and similar functions. */
94 struct mlx4_malloc_vec {
95 size_t align; /**< Alignment constraint (power of 2), 0 if unknown. */
96 size_t size; /**< Object size. */
97 void **addr; /**< Storage for allocation address. */
102 int mlx4_fd_set_non_blocking(int fd);
103 size_t mlx4_mallocv(const char *type, const struct mlx4_malloc_vec *vec,
105 size_t mlx4_zmallocv(const char *type, const struct mlx4_malloc_vec *vec,
107 size_t mlx4_mallocv_socket(const char *type, const struct mlx4_malloc_vec *vec,
108 unsigned int cnt, int socket);
109 size_t mlx4_zmallocv_socket(const char *type, const struct mlx4_malloc_vec *vec,
110 unsigned int cnt, int socket);
112 #endif /* MLX4_UTILS_H_ */