linux/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_dbgfs.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2023 MediaTek Inc.
 * Author: Yunfei Dong <[email protected]>
 */

#ifndef __MTK_VCODEC_DBGFS_H__
#define __MTK_VCODEC_DBGFS_H__

struct mtk_vcodec_dec_dev;
struct mtk_vcodec_dec_ctx;

/*
 * enum mtk_vdec_dbgfs_log_index  - used to get different debug information
 */
enum mtk_vdec_dbgfs_log_index { … };

/**
 * struct mtk_vcodec_dbgfs_inst  - debugfs information for each inst
 * @node:       list node for each inst
 * @vcodec_ctx: struct mtk_vcodec_dec_ctx
 * @inst_id:    index of the context that the same with ctx->id
 */
struct mtk_vcodec_dbgfs_inst { … };

/**
 * struct mtk_vcodec_dbgfs  - dbgfs information
 * @dbgfs_head:  list head used to link each instance
 * @vcodec_root: vcodec dbgfs entry
 * @dbgfs_lock:  dbgfs lock used to protect dbgfs_buf
 * @dbgfs_buf:   dbgfs buf used to store dbgfs cmd
 * @buf_size:    buffer size of dbgfs
 * @inst_count:  the count of total instance
 */
struct mtk_vcodec_dbgfs { … };

#if defined(CONFIG_DEBUG_FS)
void mtk_vcodec_dbgfs_create(struct mtk_vcodec_dec_ctx *ctx);
void mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dec_dev *vcodec_dev, int ctx_id);
void mtk_vcodec_dbgfs_init(void *vcodec_dev, bool is_encode);
void mtk_vcodec_dbgfs_deinit(struct mtk_vcodec_dbgfs *dbgfs);
#else
static inline void mtk_vcodec_dbgfs_create(struct mtk_vcodec_dec_ctx *ctx)
{
}

static inline void mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dec_dev *vcodec_dev, int ctx_id)
{
}

static inline void mtk_vcodec_dbgfs_init(void *vcodec_dev, bool is_encode)
{
}

static inline void mtk_vcodec_dbgfs_deinit(struct mtk_vcodec_dbgfs *dbgfs)
{
}
#endif
#endif