Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) #ifndef __PERF_MMAP_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #define __PERF_MMAP_H 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) #include <internal/mmap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) #include <linux/compiler.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #include <linux/refcount.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #include <linux/ring_buffer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #include <stdbool.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <pthread.h> // for cpu_set_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #ifdef HAVE_AIO_SUPPORT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <aio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include "auxtrace.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include "event.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) struct aiocb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) struct mmap_cpu_mask {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	unsigned long *bits;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	size_t nbits;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define MMAP_CPU_MASK_BYTES(m) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	(BITS_TO_LONGS(((struct mmap_cpu_mask *)m)->nbits) * sizeof(unsigned long))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)  * struct mmap - perf's ring buffer mmap details
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)  * @refcnt - e.g. code using PERF_EVENT_IOC_SET_OUTPUT to share this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) struct mmap {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 	struct perf_mmap	core;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	struct auxtrace_mmap auxtrace_mmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #ifdef HAVE_AIO_SUPPORT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 		void		 **data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		struct aiocb	 *cblocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 		struct aiocb	 **aiocb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 		int		 nr_cblocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	} aio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 	struct mmap_cpu_mask	affinity_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 	void		*data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 	int		comp_level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) struct mmap_params {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	struct perf_mmap_param core;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	int nr_cblocks, affinity, flush, comp_level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	struct auxtrace_mmap_params auxtrace_mp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) int mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, int cpu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) void mmap__munmap(struct mmap *map);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) union perf_event *perf_mmap__read_forward(struct mmap *map);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) int perf_mmap__push(struct mmap *md, void *to,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 		    int push(struct mmap *map, void *to, void *buf, size_t size));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) size_t mmap__mmap_len(struct mmap *map);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) void mmap_cpu_mask__scnprintf(struct mmap_cpu_mask *mask, const char *tag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #endif /*__PERF_MMAP_H */