1/* SPDX-License-Identifier: MIT */ 2/* 3 * Copyright �� 2022 Intel Corporation 4 */ 5 6#ifndef _XE_GUC_LOG_H_ 7#define _XE_GUC_LOG_H_ 8 9#include "xe_guc_log_types.h" 10 11struct drm_printer; 12 13#if IS_ENABLED(CONFIG_DRM_XE_LARGE_GUC_BUFFER) 14#define CRASH_BUFFER_SIZE SZ_1M 15#define DEBUG_BUFFER_SIZE SZ_8M 16#define CAPTURE_BUFFER_SIZE SZ_2M 17#else 18#define CRASH_BUFFER_SIZE SZ_8K 19#define DEBUG_BUFFER_SIZE SZ_64K 20#define CAPTURE_BUFFER_SIZE SZ_16K 21#endif 22/* 23 * While we're using plain log level in i915, GuC controls are much more... 24 * "elaborate"? We have a couple of bits for verbosity, separate bit for actual 25 * log enabling, and separate bit for default logging - which "conveniently" 26 * ignores the enable bit. 27 */ 28#define GUC_LOG_LEVEL_DISABLED 0 29#define GUC_LOG_LEVEL_NON_VERBOSE 1 30#define GUC_LOG_LEVEL_IS_ENABLED(x) ((x) > GUC_LOG_LEVEL_DISABLED) 31#define GUC_LOG_LEVEL_IS_VERBOSE(x) ((x) > GUC_LOG_LEVEL_NON_VERBOSE) 32#define GUC_LOG_LEVEL_TO_VERBOSITY(x) ({ \ 33 typeof(x) _x = (x); \ 34 GUC_LOG_LEVEL_IS_VERBOSE(_x) ? _x - 2 : 0; \ 35}) 36#define GUC_VERBOSITY_TO_LOG_LEVEL(x) ((x) + 2) 37#define GUC_LOG_LEVEL_MAX GUC_VERBOSITY_TO_LOG_LEVEL(GUC_LOG_VERBOSITY_MAX) 38 39int xe_guc_log_init(struct xe_guc_log *log); 40void xe_guc_log_print(struct xe_guc_log *log, struct drm_printer *p); 41 42static inline u32 43xe_guc_log_get_level(struct xe_guc_log *log) 44{ 45 return log->level; 46} 47 48#endif 49