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a4d3a6c013
It's what callers expect - pipe_crc_new is the function where we pass a potential failure back to callers. Reviewed-by: Damien Lespiau <damien.lespiau@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
99 lines
2.9 KiB
C
99 lines
2.9 KiB
C
/*
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* Copyright © 2013 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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*/
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#ifndef __IGT_DEBUGFS_H__
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#define __IGT_DEBUGFS_H__
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include "igt_display.h"
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typedef struct {
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char root[128];
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char dri_path[128];
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} igt_debugfs_t;
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int igt_debugfs_init(igt_debugfs_t *debugfs);
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int igt_debugfs_open(igt_debugfs_t *debugfs, const char *filename, int mode);
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FILE *igt_debugfs_fopen(igt_debugfs_t *debugfs, const char *filename,
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const char *mode);
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/*
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* Pipe CRC
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*/
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enum intel_pipe_crc_source {
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INTEL_PIPE_CRC_SOURCE_NONE,
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INTEL_PIPE_CRC_SOURCE_PLANE1,
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INTEL_PIPE_CRC_SOURCE_PLANE2,
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INTEL_PIPE_CRC_SOURCE_PF,
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INTEL_PIPE_CRC_SOURCE_PIPE,
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INTEL_PIPE_CRC_SOURCE_TV,
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INTEL_PIPE_CRC_SOURCE_DP_B,
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INTEL_PIPE_CRC_SOURCE_DP_C,
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INTEL_PIPE_CRC_SOURCE_DP_D,
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INTEL_PIPE_CRC_SOURCE_AUTO,
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INTEL_PIPE_CRC_SOURCE_MAX,
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};
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typedef struct _igt_pipe_crc igt_pipe_crc_t;
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typedef struct {
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uint32_t frame;
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int n_words;
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uint32_t crc[5];
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} igt_crc_t;
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bool igt_crc_is_null(igt_crc_t *crc);
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bool igt_crc_equal(igt_crc_t *a, igt_crc_t *b);
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char *igt_crc_to_string(igt_crc_t *crc);
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void igt_pipe_crc_check(igt_debugfs_t *debugfs);
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igt_pipe_crc_t *
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igt_pipe_crc_new(igt_debugfs_t *debugfs, int drm_fd, enum pipe pipe,
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enum intel_pipe_crc_source source);
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void igt_pipe_crc_free(igt_pipe_crc_t *pipe_crc);
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void igt_pipe_crc_start(igt_pipe_crc_t *pipe_crc);
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void igt_pipe_crc_stop(igt_pipe_crc_t *pipe_crc);
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void igt_pipe_crc_get_crcs(igt_pipe_crc_t *pipe_crc, int n_crcs,
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igt_crc_t **out_crcs);
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/*
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* Drop caches
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*/
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#define DROP_UNBOUND 0x1
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#define DROP_BOUND 0x2
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#define DROP_RETIRE 0x4
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#define DROP_ACTIVE 0x8
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#define DROP_ALL (DROP_UNBOUND | \
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DROP_BOUND | \
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DROP_RETIRE | \
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DROP_ACTIVE)
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void igt_drop_caches_set(uint64_t val);
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#endif /* __IGT_DEBUGFS_H__ */
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