DPDK  22.11.0
rte_devargs.h
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1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2014 6WIND S.A.
3  */
4 
5 #ifndef _RTE_DEVARGS_H_
6 #define _RTE_DEVARGS_H_
7 
19 #ifdef __cplusplus
20 extern "C" {
21 #endif
22 
23 #include <stdio.h>
24 #include <rte_compat.h>
25 #include <rte_dev.h>
26 
27 struct rte_bus;
28 
35 #define RTE_DEVARGS_KEY_BUS "bus"
36 
43 #define RTE_DEVARGS_KEY_CLASS "class"
44 
51 #define RTE_DEVARGS_KEY_DRIVER "driver"
52 
57  RTE_DEVTYPE_ALLOWED,
58  RTE_DEVTYPE_BLOCKED,
59  RTE_DEVTYPE_VIRTUAL,
60 };
61 
72 struct rte_devargs {
80  char name[RTE_DEV_NAME_MAX_LEN];
82  union {
83  const char *args;
84  const char *drv_str;
85  };
86  struct rte_bus *bus;
87  struct rte_class *cls;
88  const char *bus_str;
89  const char *cls_str;
90  char *data;
91 };
92 
125 int
126 rte_devargs_parse(struct rte_devargs *da, const char *dev);
127 
161 int
163  const char *format, ...)
164 __rte_format_printf(2, 0);
165 
172 __rte_experimental
173 void
174 rte_devargs_reset(struct rte_devargs *da);
175 
188 int
189 rte_devargs_insert(struct rte_devargs **da);
190 
204 int rte_devargs_add(enum rte_devtype devtype, const char *devargs_str);
205 
219 int rte_devargs_remove(struct rte_devargs *devargs);
220 
230 unsigned int
231 rte_devargs_type_count(enum rte_devtype devtype);
232 
239 void rte_devargs_dump(FILE *f);
240 
257 struct rte_devargs *
258 rte_devargs_next(const char *busname, const struct rte_devargs *start);
259 
263 #define RTE_EAL_DEVARGS_FOREACH(busname, da) \
264  for (da = rte_devargs_next(busname, NULL); \
265  da != NULL; \
266  da = rte_devargs_next(busname, da)) \
267 
268 #ifdef __cplusplus
269 }
270 #endif
271 
272 #endif /* _RTE_DEVARGS_H_ */
rte_devtype
Definition: rte_devargs.h:56
int rte_devargs_add(enum rte_devtype devtype, const char *devargs_str)
struct rte_bus * bus
Definition: rte_devargs.h:86
const char * args
Definition: rte_devargs.h:83
const char * cls_str
Definition: rte_devargs.h:89
int rte_devargs_parsef(struct rte_devargs *da, const char *format,...) __rte_format_printf(2
struct rte_class * cls
Definition: rte_devargs.h:87
struct rte_devargs * rte_devargs_next(const char *busname, const struct rte_devargs *start)
const char * bus_str
Definition: rte_devargs.h:88
int __rte_experimental void rte_devargs_reset(struct rte_devargs *da)
unsigned int rte_devargs_type_count(enum rte_devtype devtype)
int rte_devargs_insert(struct rte_devargs **da)
void rte_devargs_dump(FILE *f)
char name[RTE_DEV_NAME_MAX_LEN]
Definition: rte_devargs.h:80
rte_dev_policy
Definition: rte_dev.h:61
int rte_devargs_remove(struct rte_devargs *devargs)
#define __rte_format_printf(format_index, first_arg)
Definition: rte_common.h:148
const char * drv_str
Definition: rte_devargs.h:84
#define RTE_STD_C11
Definition: rte_common.h:39
enum rte_dev_policy policy
Definition: rte_devargs.h:78
char * data
Definition: rte_devargs.h:90
RTE_TAILQ_ENTRY(rte_devargs) next
int rte_devargs_parse(struct rte_devargs *da, const char *dev)
enum rte_devtype type
Definition: rte_devargs.h:76