diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_guc_log.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_guc_log.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_guc_log.h b/drivers/gpu/drm/xe/xe_guc_log.h new file mode 100644 index 000000000000..98a47ac42b08 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_guc_log.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2022 Intel Corporation + */ + +#ifndef _XE_GUC_LOG_H_ +#define _XE_GUC_LOG_H_ + +#include "xe_guc_log_types.h" +#include "abi/guc_log_abi.h" + +struct drm_printer; +struct xe_device; + +#if IS_ENABLED(CONFIG_DRM_XE_DEBUG_GUC) +#define CRASH_BUFFER_SIZE SZ_1M +#define DEBUG_BUFFER_SIZE SZ_8M +#define CAPTURE_BUFFER_SIZE SZ_2M +#else +#define CRASH_BUFFER_SIZE SZ_16K +#define DEBUG_BUFFER_SIZE SZ_64K +#define CAPTURE_BUFFER_SIZE SZ_1M +#endif +/* + * While we're using plain log level in i915, GuC controls are much more... + * "elaborate"? We have a couple of bits for verbosity, separate bit for actual + * log enabling, and separate bit for default logging - which "conveniently" + * ignores the enable bit. + */ +#define GUC_LOG_LEVEL_DISABLED 0 +#define GUC_LOG_LEVEL_NON_VERBOSE 1 +#define GUC_LOG_LEVEL_IS_ENABLED(x) ((x) > GUC_LOG_LEVEL_DISABLED) +#define GUC_LOG_LEVEL_IS_VERBOSE(x) ((x) > GUC_LOG_LEVEL_NON_VERBOSE) +#define GUC_LOG_LEVEL_TO_VERBOSITY(x) ({ \ + typeof(x) _x = (x); \ + GUC_LOG_LEVEL_IS_VERBOSE(_x) ? _x - 2 : 0; \ +}) +#define GUC_VERBOSITY_TO_LOG_LEVEL(x) ((x) + 2) +#define GUC_LOG_LEVEL_MAX GUC_VERBOSITY_TO_LOG_LEVEL(GUC_LOG_VERBOSITY_MAX) + +int xe_guc_log_init(struct xe_guc_log *log); +void xe_guc_log_print(struct xe_guc_log *log, struct drm_printer *p); +void xe_guc_log_print_dmesg(struct xe_guc_log *log); +struct xe_guc_log_snapshot *xe_guc_log_snapshot_capture(struct xe_guc_log *log, bool atomic); +void xe_guc_log_snapshot_print(struct xe_guc_log_snapshot *snapshot, struct drm_printer *p); +void xe_guc_log_snapshot_free(struct xe_guc_log_snapshot *snapshot); + +static inline u32 +xe_guc_log_get_level(struct xe_guc_log *log) +{ + return log->level; +} + +u32 xe_guc_log_section_size_capture(struct xe_guc_log *log); +u32 xe_guc_get_log_buffer_size(struct xe_guc_log *log, enum guc_log_buffer_type type); +u32 xe_guc_get_log_buffer_offset(struct xe_guc_log *log, enum guc_log_buffer_type type); +bool xe_guc_check_log_buf_overflow(struct xe_guc_log *log, + enum guc_log_buffer_type type, + unsigned int full_cnt); + +#endif |