cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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logger_interface.h (4352B)


      1/*
      2 * Copyright 2012-15 Advanced Micro Devices, Inc.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
      5 * copy of this software and associated documentation files (the "Software"),
      6 * to deal in the Software without restriction, including without limitation
      7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8 * and/or sell copies of the Software, and to permit persons to whom the
      9 * Software is furnished to do so, subject to the following conditions:
     10 *
     11 * The above copyright notice and this permission notice shall be included in
     12 * all copies or substantial portions of the Software.
     13 *
     14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 * OTHER DEALINGS IN THE SOFTWARE.
     21 *
     22 * Authors: AMD
     23 *
     24 */
     25
     26#ifndef __DAL_LOGGER_INTERFACE_H__
     27#define __DAL_LOGGER_INTERFACE_H__
     28
     29#include "logger_types.h"
     30
     31struct dc_context;
     32struct dc_link;
     33struct dc_surface_update;
     34struct resource_context;
     35struct dc_state;
     36
     37/*
     38 *
     39 * DAL logger functionality
     40 *
     41 */
     42
     43void pre_surface_trace(
     44		struct dc *dc,
     45		const struct dc_plane_state *const *plane_states,
     46		int surface_count);
     47
     48void update_surface_trace(
     49		struct dc *dc,
     50		const struct dc_surface_update *updates,
     51		int surface_count);
     52
     53void post_surface_trace(struct dc *dc);
     54
     55void context_timing_trace(
     56		struct dc *dc,
     57		struct resource_context *res_ctx);
     58
     59void context_clock_trace(
     60		struct dc *dc,
     61		struct dc_state *context);
     62
     63/* Any function which is empty or have incomplete implementation should be
     64 * marked by this macro.
     65 * Note that the message will be printed exactly once for every function
     66 * it is used in order to avoid repeating of the same message. */
     67
     68#define DAL_LOGGER_NOT_IMPL(fmt, ...) \
     69	do { \
     70		static bool print_not_impl = true; \
     71		if (print_not_impl == true) { \
     72			print_not_impl = false; \
     73			DRM_WARN("DAL_NOT_IMPL: " fmt, ##__VA_ARGS__); \
     74		} \
     75	} while (0)
     76
     77/******************************************************************************
     78 * Convenience macros to save on typing.
     79 *****************************************************************************/
     80
     81#define DC_ERROR(...) \
     82		do { \
     83			(void)(dc_ctx); \
     84			DC_LOG_ERROR(__VA_ARGS__); \
     85		} while (0)
     86
     87#define DC_SYNC_INFO(...) \
     88		do { \
     89			(void)(dc_ctx); \
     90			DC_LOG_SYNC(__VA_ARGS__); \
     91		} while (0)
     92
     93/* Connectivity log format:
     94 * [time stamp]   [drm] [Major_minor] [connector name] message.....
     95 * eg:
     96 * [   26.590965] [drm] [Conn_LKTN]	  [DP-1] HBRx4 pass VS=0, PE=0^
     97 * [   26.881060] [drm] [Conn_Mode]	  [DP-1] {2560x1080, 2784x1111@185580Khz}^
     98 */
     99
    100#define CONN_DATA_DETECT(link, hex_data, hex_len, ...) \
    101		do { \
    102			(void)(link); \
    103			DC_LOG_EVENT_DETECTION(__VA_ARGS__); \
    104		} while (0)
    105
    106#define CONN_DATA_LINK_LOSS(link, hex_data, hex_len, ...) \
    107		do { \
    108			(void)(link); \
    109			DC_LOG_EVENT_LINK_LOSS(__VA_ARGS__); \
    110		} while (0)
    111
    112#define CONN_MSG_LT(link, ...) \
    113		do { \
    114			(void)(link); \
    115			DC_LOG_EVENT_LINK_TRAINING(__VA_ARGS__); \
    116		} while (0)
    117
    118#define CONN_MSG_MODE(link, ...) \
    119		do { \
    120			(void)(link); \
    121			DC_LOG_EVENT_MODE_SET(__VA_ARGS__); \
    122		} while (0)
    123
    124/*
    125 * Display Test Next logging
    126 */
    127#define DTN_INFO_BEGIN() \
    128	dm_dtn_log_begin(dc_ctx, log_ctx)
    129
    130#define DTN_INFO(msg, ...) \
    131	dm_dtn_log_append_v(dc_ctx, log_ctx, msg, ##__VA_ARGS__)
    132
    133#define DTN_INFO_END() \
    134	dm_dtn_log_end(dc_ctx, log_ctx)
    135
    136#define PERFORMANCE_TRACE_START() \
    137	unsigned long long perf_trc_start_stmp = dm_get_timestamp(dc->ctx)
    138
    139#define PERFORMANCE_TRACE_END() \
    140	do { \
    141		unsigned long long perf_trc_end_stmp = dm_get_timestamp(dc->ctx); \
    142		if (dc->debug.performance_trace) { \
    143			DC_LOG_PERF_TRACE("%s duration: %lld ticks\n", __func__, \
    144				perf_trc_end_stmp - perf_trc_start_stmp); \
    145		} \
    146	} while (0)
    147
    148#define DISPLAY_STATS_BEGIN(entry) (void)(entry)
    149
    150#define DISPLAY_STATS(msg, ...) DC_LOG_PERF_TRACE(msg, __VA_ARGS__)
    151
    152#define DISPLAY_STATS_END(entry) (void)(entry)
    153
    154#define LOG_GAMMA_WRITE(msg, ...)
    155
    156#endif /* __DAL_LOGGER_INTERFACE_H__ */