linux/drivers/accel/ivpu/ivpu_fw_log.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2020-2023 Intel Corporation
 */

#include <linux/ctype.h>
#include <linux/highmem.h>
#include <linux/fs.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>

#include "vpu_boot_api.h"
#include "ivpu_drv.h"
#include "ivpu_fw.h"
#include "ivpu_fw_log.h"
#include "ivpu_gem.h"

#define IVPU_FW_LOG_LINE_LENGTH …

unsigned int ivpu_log_level = …;
module_param(ivpu_log_level, uint, 0444);
MODULE_PARM_DESC(…) …;

static int fw_log_ptr(struct ivpu_device *vdev, struct ivpu_bo *bo, u32 *offset,
		      struct vpu_tracing_buffer_header **log_header)
{ … }

static void buffer_print(char *buffer, u32 size, struct drm_printer *p)
{ … }

static void fw_log_print_buffer(struct ivpu_device *vdev, struct vpu_tracing_buffer_header *log,
				const char *prefix, bool only_new_msgs, struct drm_printer *p)
{ … }

void ivpu_fw_log_print(struct ivpu_device *vdev, bool only_new_msgs, struct drm_printer *p)
{ … }

void ivpu_fw_log_clear(struct ivpu_device *vdev)
{ … }