[qemu.git] / ebpf / ebpf_rss.h

/*
 * eBPF RSS header
 *
 * Developed by Daynix Computing LTD (http://www.daynix.com)
 *
 * Authors:
 *  Andrew Melnychenko <[email protected]>
 *  Yuri Benditovich <[email protected]>
 *
 * This work is licensed under the terms of the GNU GPL, version 2.  See
 * the COPYING file in the top-level directory.
 */

#ifndef QEMU_EBPF_RSS_H
#define QEMU_EBPF_RSS_H

struct EBPFRSSContext {
    void *obj;
    int program_fd;
    int map_configuration;
    int map_toeplitz_key;
    int map_indirections_table;
};

struct EBPFRSSConfig {
    uint8_t redirect;
    uint8_t populate_hash;
    uint32_t hash_types;
    uint16_t indirections_len;
    uint16_t default_queue;
} __attribute__((packed));

void ebpf_rss_init(struct EBPFRSSContext *ctx);

bool ebpf_rss_is_loaded(struct EBPFRSSContext *ctx);

bool ebpf_rss_load(struct EBPFRSSContext *ctx);

bool ebpf_rss_set_all(struct EBPFRSSContext *ctx, struct EBPFRSSConfig *config,
                      uint16_t *indirections_table, uint8_t *toeplitz_key);

void ebpf_rss_unload(struct EBPFRSSContext *ctx);

#endif /* QEMU_EBPF_RSS_H */
Commit	Line	Data
46627f41 AM	1	/*
	2	* eBPF RSS header
	3	*
	4	* Developed by Daynix Computing LTD (http://www.daynix.com)
	5	*
	6	* Authors:
	7	* Andrew Melnychenko <[email protected]>
	8	* Yuri Benditovich <[email protected]>
	9	*
	10	* This work is licensed under the terms of the GNU GPL, version 2. See
	11	* the COPYING file in the top-level directory.
	12	*/
	13
	14	#ifndef QEMU_EBPF_RSS_H
	15	#define QEMU_EBPF_RSS_H
	16
	17	struct EBPFRSSContext {
	18	void *obj;
	19	int program_fd;
	20	int map_configuration;
	21	int map_toeplitz_key;
	22	int map_indirections_table;
	23	};
	24
	25	struct EBPFRSSConfig {
	26	uint8_t redirect;
	27	uint8_t populate_hash;
	28	uint32_t hash_types;
	29	uint16_t indirections_len;
	30	uint16_t default_queue;
	31	} __attribute__((packed));
	32
	33	void ebpf_rss_init(struct EBPFRSSContext *ctx);
	34
	35	bool ebpf_rss_is_loaded(struct EBPFRSSContext *ctx);
	36
	37	bool ebpf_rss_load(struct EBPFRSSContext *ctx);
	38
	39	bool ebpf_rss_set_all(struct EBPFRSSContext ctx, struct EBPFRSSConfig config,
	40	uint16_t indirections_table, uint8_t toeplitz_key);
	41
	42	void ebpf_rss_unload(struct EBPFRSSContext *ctx);
	43
	44	#endif /* QEMU_EBPF_RSS_H */