| /* |
| * Copyright (c) 2012-2016 The Linux Foundation. All rights reserved. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /** |
| * DOC: qdf_perf |
| * This file provides OS abstraction perf API's. |
| */ |
| |
| #ifndef _QDF_PERF_H |
| #define _QDF_PERF_H |
| |
| /* headers */ |
| #include <i_qdf_perf.h> |
| |
| #ifdef QCA_PERF_PROFILING |
| |
| /* Typedefs */ |
| typedef __qdf_perf_id_t qdf_perf_id_t; |
| |
| typedef int (*proc_read_t)(char *page, char **start, off_t off, int count, |
| int *eof, void *data); |
| typedef int (*proc_write_t)(struct file *file, const char *buf, |
| unsigned long count, void *data); |
| typedef void (*perf_sample_t)(struct qdf_perf_entry *entry, |
| uint8_t done); |
| |
| typedef void (*perf_init_t)(struct qdf_perf_entry *entry, uint32_t def_val); |
| |
| /** |
| * typedef proc_api_tbl_t - contains functions to read, write to proc FS |
| * @proc_read: function pointer to read function |
| * @proc_write: function pointer to write function |
| * @sample: function pointer to sample function |
| * @init: function pointer to init function |
| * @def_val: int contains default value |
| */ |
| typedef struct proc_api_tbl { |
| proc_read_t proc_read; |
| proc_write_t proc_write; |
| perf_sample_t sample; |
| perf_init_t init; |
| uint32_t def_val; |
| } proc_api_tbl_t; |
| |
| proc_api_tbl_t api_tbl[]; |
| |
| /* Macros */ |
| #define INIT_API(name, val) { \ |
| .proc_read = read_##name, \ |
| .proc_write = write_##name, \ |
| .sample = sample_event, \ |
| .init = init_##name, \ |
| .def_val = val, \ |
| } |
| |
| #define PERF_ENTRY(hdl) ((qdf_perf_entry_t *)hdl) |
| |
| #define qdf_perf_init(_parent, _id, _ctr_type) \ |
| __qdf_perf_init((_parent), (_id), (_ctr_type)) |
| |
| #define qdf_perf_destroy(_id) __qdf_perf_destroy((_id)) |
| |
| #define qdf_perf_start(_id) __qdf_perf_start((_id)) |
| |
| #define qdf_perf_end(_id) __qdf_perf_end((_id)) |
| |
| /* Extern declarations */ |
| extern __qdf_perf_id_t |
| __qdf_perf_init(qdf_perf_id_t parent, |
| uint8_t *id_name, |
| qdf_perf_cntr_t type)(__qdf_perf_id_t parent, |
| uint8_t *id_name, |
| uint32_t type); |
| |
| extern bool __qdf_perf_destroy(qdf_perf_id_t id)(__qdf_perf_id_t id); |
| |
| extern void __qdf_perf_start(qdf_perf_id_t id)(__qdf_perf_id_t id); |
| extern void __qdf_perf_end(qdf_perf_id_t id)(__qdf_perf_id_t id); |
| |
| extern int |
| qdf_perfmod_init(void); |
| extern void |
| qdf_perfmod_exit(void); |
| |
| #else /* !QCA_PERF_PROFILING */ |
| |
| #define qdf_perfmod_init() |
| #define qdf_perfmod_exit() |
| #define DECLARE_N_EXPORT_PERF_CNTR(id) |
| #define START_PERF_CNTR(_id, _name) |
| #define END_PERF_CNTR(_id) |
| |
| #endif /* QCA_PERF_PROFILING */ |
| |
| #endif /* end of _QDF_PERF_H */ |