1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (c) 2023 MediaTek Inc. 4 * Author: Yunfei Dong <yunfei.dong@mediatek.com> 5 */ 6 7 #ifndef __MTK_VCODEC_DBGFS_H__ 8 #define __MTK_VCODEC_DBGFS_H__ 9 10 struct mtk_vcodec_dec_dev; 11 struct mtk_vcodec_dec_ctx; 12 13 /* 14 * enum mtk_vdec_dbgfs_log_index - used to get different debug information 15 */ 16 enum mtk_vdec_dbgfs_log_index { 17 MTK_VDEC_DBGFS_PICINFO, 18 MTK_VDEC_DBGFS_FORMAT, 19 MTK_VDEC_DBGFS_MAX, 20 }; 21 22 /** 23 * struct mtk_vcodec_dbgfs_inst - debugfs information for each inst 24 * @node: list node for each inst 25 * @vcodec_ctx: struct mtk_vcodec_dec_ctx 26 * @inst_id: index of the context that the same with ctx->id 27 */ 28 struct mtk_vcodec_dbgfs_inst { 29 struct list_head node; 30 struct mtk_vcodec_dec_ctx *vcodec_ctx; 31 int inst_id; 32 }; 33 34 /** 35 * struct mtk_vcodec_dbgfs - dbgfs information 36 * @dbgfs_head: list head used to link each instance 37 * @vcodec_root: vcodec dbgfs entry 38 * @dbgfs_lock: dbgfs lock used to protect dbgfs_buf 39 * @dbgfs_buf: dbgfs buf used to store dbgfs cmd 40 * @buf_size: buffer size of dbgfs 41 * @inst_count: the count of total instance 42 */ 43 struct mtk_vcodec_dbgfs { 44 struct list_head dbgfs_head; 45 struct dentry *vcodec_root; 46 struct mutex dbgfs_lock; 47 char dbgfs_buf[1024]; 48 int buf_size; 49 int inst_count; 50 }; 51 52 #if defined(CONFIG_DEBUG_FS) 53 void mtk_vcodec_dbgfs_create(struct mtk_vcodec_dec_ctx *ctx); 54 void mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dec_dev *vcodec_dev, int ctx_id); 55 void mtk_vcodec_dbgfs_init(void *vcodec_dev, bool is_encode); 56 void mtk_vcodec_dbgfs_deinit(struct mtk_vcodec_dbgfs *dbgfs); 57 #else mtk_vcodec_dbgfs_create(struct mtk_vcodec_dec_ctx * ctx)58static inline void mtk_vcodec_dbgfs_create(struct mtk_vcodec_dec_ctx *ctx) 59 { 60 } 61 mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dec_dev * vcodec_dev,int ctx_id)62static inline void mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dec_dev *vcodec_dev, int ctx_id) 63 { 64 } 65 mtk_vcodec_dbgfs_init(void * vcodec_dev,bool is_encode)66static inline void mtk_vcodec_dbgfs_init(void *vcodec_dev, bool is_encode) 67 { 68 } 69 mtk_vcodec_dbgfs_deinit(struct mtk_vcodec_dbgfs * dbgfs)70static inline void mtk_vcodec_dbgfs_deinit(struct mtk_vcodec_dbgfs *dbgfs) 71 { 72 } 73 #endif 74 #endif 75