rte_devargs.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright 2014 6WIND S.A.
 */
 
#ifndef _RTE_DEVARGS_H_
#define _RTE_DEVARGS_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdio.h>
#include <rte_compat.h>
#include <rte_dev.h>
 
struct rte_bus;
 
#define RTE_DEVARGS_KEY_BUS "bus"
 
#define RTE_DEVARGS_KEY_CLASS "class"
 
#define RTE_DEVARGS_KEY_DRIVER "driver"
 
enum rte_devtype {
    RTE_DEVTYPE_ALLOWED,
    RTE_DEVTYPE_BLOCKED,
    RTE_DEVTYPE_VIRTUAL,
};
 
struct rte_devargs {
    RTE_TAILQ_ENTRY(rte_devargs) next;
    enum rte_devtype type;
    enum rte_dev_policy policy;
    char name[RTE_DEV_NAME_MAX_LEN];
    RTE_STD_C11
    union {
        const char *args; 
        const char *drv_str; 
    };
    struct rte_bus *bus; 
    struct rte_class *cls; 
    const char *bus_str; 
    const char *cls_str; 
    char *data; 
};
 
int
rte_devargs_parse(struct rte_devargs *da, const char *dev);
 
int
rte_devargs_parsef(struct rte_devargs *da,
           const char *format, ...)
__rte_format_printf(2, 0);
 
__rte_experimental
void
rte_devargs_reset(struct rte_devargs *da);
 
int
rte_devargs_insert(struct rte_devargs **da);
 
int rte_devargs_add(enum rte_devtype devtype, const char *devargs_str);
 
int rte_devargs_remove(struct rte_devargs *devargs);
 
unsigned int
rte_devargs_type_count(enum rte_devtype devtype);
 
void rte_devargs_dump(FILE *f);
 
struct rte_devargs *
rte_devargs_next(const char *busname, const struct rte_devargs *start);
 
#define RTE_EAL_DEVARGS_FOREACH(busname, da) \
    for (da = rte_devargs_next(busname, NULL); \
         da != NULL; \
         da = rte_devargs_next(busname, da)) \
 
#ifdef __cplusplus
}
#endif
 
#endif /* _RTE_DEVARGS_H_ */