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/*
* Copyright © 2013 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#ifndef __IGT_DEBUGFS_H__
#define __IGT_DEBUGFS_H__
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include "igt_display.h"
typedef struct {
char root[128];
char dri_path[128];
} igt_debugfs_t;
void igt_debugfs_init(igt_debugfs_t *debugfs);
int igt_debugfs_open(igt_debugfs_t *debugfs, const char *filename, int mode);
FILE *igt_debugfs_fopen(igt_debugfs_t *debugfs, const char *filename,
const char *mode);
/*
* Pipe CRC
*/
enum intel_pipe_crc_source {
INTEL_PIPE_CRC_SOURCE_NONE,
INTEL_PIPE_CRC_SOURCE_PLANE1,
INTEL_PIPE_CRC_SOURCE_PLANE2,
INTEL_PIPE_CRC_SOURCE_PF,
INTEL_PIPE_CRC_SOURCE_PIPE,
INTEL_PIPE_CRC_SOURCE_TV,
INTEL_PIPE_CRC_SOURCE_DP_B,
INTEL_PIPE_CRC_SOURCE_DP_C,
INTEL_PIPE_CRC_SOURCE_DP_D,
INTEL_PIPE_CRC_SOURCE_AUTO,
INTEL_PIPE_CRC_SOURCE_MAX,
};
typedef struct _igt_pipe_crc igt_pipe_crc_t;
typedef struct {
uint32_t frame;
int n_words;
uint32_t crc[5];
} igt_crc_t;
bool igt_crc_is_null(igt_crc_t *crc);
bool igt_crc_equal(igt_crc_t *a, igt_crc_t *b);
char *igt_crc_to_string(igt_crc_t *crc);
void igt_pipe_crc_check(igt_debugfs_t *debugfs);
igt_pipe_crc_t *
igt_pipe_crc_new(igt_debugfs_t *debugfs, int drm_fd, enum pipe pipe,
enum intel_pipe_crc_source source);
void igt_pipe_crc_free(igt_pipe_crc_t *pipe_crc);
void igt_pipe_crc_start(igt_pipe_crc_t *pipe_crc);
void igt_pipe_crc_stop(igt_pipe_crc_t *pipe_crc);
void igt_pipe_crc_get_crcs(igt_pipe_crc_t *pipe_crc, int n_crcs,
igt_crc_t **out_crcs);
void igt_pipe_crc_collect_crc(igt_pipe_crc_t *pipe_crc, igt_crc_t *out_crc);
/*
* Drop caches
*/
#define DROP_UNBOUND 0x1
#define DROP_BOUND 0x2
#define DROP_RETIRE 0x4
#define DROP_ACTIVE 0x8
#define DROP_ALL (DROP_UNBOUND | \
DROP_BOUND | \
DROP_RETIRE | \
DROP_ACTIVE)
void igt_drop_caches_set(uint64_t val);
/*
* Prefault control
*/
void igt_disable_prefault(void);
void igt_enable_prefault(void);
#endif /* __IGT_DEBUGFS_H__ */
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