1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (c) 2016 MediaTek Inc.
4 * Author: PC Chen <pc.chen@mediatek.com>
5 *	Tiffany Lin <tiffany.lin@mediatek.com>
6 */
7 
8 #ifndef _MTK_VCODEC_UTIL_H_
9 #define _MTK_VCODEC_UTIL_H_
10 
11 #include <linux/types.h>
12 #include <linux/dma-direction.h>
13 
14 #define MTK_DBG_VCODEC_STR "[MTK_VCODEC]"
15 #define MTK_DBG_V4L2_STR "[MTK_V4L2]"
16 
17 struct mtk_vcodec_mem {
18 	size_t size;
19 	void *va;
20 	dma_addr_t dma_addr;
21 };
22 
23 struct mtk_vcodec_fb {
24 	size_t size;
25 	dma_addr_t dma_addr;
26 };
27 
28 struct mtk_vcodec_dec_ctx;
29 struct mtk_vcodec_dec_dev;
30 
31 #undef pr_fmt
32 #define pr_fmt(fmt) "%s(),%d: " fmt, __func__, __LINE__
33 
34 #define mtk_v4l2_err(plat_dev, fmt, args...)                            \
35 	dev_err(&(plat_dev)->dev, "[MTK_V4L2][ERROR] " fmt "\n", ##args)
36 
37 #define mtk_vcodec_err(inst_id, plat_dev, fmt, args...)                                 \
38 	dev_err(&(plat_dev)->dev, "[MTK_VCODEC][ERROR][%d]: " fmt "\n", inst_id, ##args)
39 
40 #if defined(CONFIG_DEBUG_FS)
41 extern int mtk_v4l2_dbg_level;
42 extern int mtk_vcodec_dbg;
43 
44 #define mtk_v4l2_debug(plat_dev, level, fmt, args...)                             \
45 	do {                                                                      \
46 		if (mtk_v4l2_dbg_level >= (level))                                \
47 			dev_dbg(&(plat_dev)->dev, "[MTK_V4L2] %s, %d: " fmt "\n", \
48 				 __func__, __LINE__, ##args);                     \
49 	} while (0)
50 
51 #define mtk_vcodec_debug(inst_id, plat_dev, fmt, args...)                               \
52 	do {                                                                            \
53 		if (mtk_vcodec_dbg)                                                     \
54 			dev_dbg(&(plat_dev)->dev, "[MTK_VCODEC][%d]: %s, %d " fmt "\n", \
55 				inst_id, __func__, __LINE__, ##args);                   \
56 	} while (0)
57 #else
58 #define mtk_v4l2_debug(plat_dev, level, fmt, args...)              \
59 	dev_dbg(&(plat_dev)->dev, "[MTK_V4L2]: " fmt "\n", ##args)
60 
61 #define mtk_vcodec_debug(inst_id, plat_dev, fmt, args...)			\
62 	dev_dbg(&(plat_dev)->dev, "[MTK_VCODEC][%d]: " fmt "\n", inst_id, ##args)
63 #endif
64 
65 void __iomem *mtk_vcodec_get_reg_addr(void __iomem **reg_base, unsigned int reg_idx);
66 int mtk_vcodec_write_vdecsys(struct mtk_vcodec_dec_ctx *ctx, unsigned int reg, unsigned int val);
67 int mtk_vcodec_mem_alloc(void *priv, struct mtk_vcodec_mem *mem);
68 void mtk_vcodec_mem_free(void *priv, struct mtk_vcodec_mem *mem);
69 void mtk_vcodec_set_curr_ctx(struct mtk_vcodec_dec_dev *vdec_dev,
70 			     struct mtk_vcodec_dec_ctx *ctx, int hw_idx);
71 struct mtk_vcodec_dec_ctx *mtk_vcodec_get_curr_ctx(struct mtk_vcodec_dec_dev *vdec_dev,
72 						   unsigned int hw_idx);
73 void *mtk_vcodec_get_hw_dev(struct mtk_vcodec_dec_dev *dev, int hw_idx);
74 
75 #endif /* _MTK_VCODEC_UTIL_H_ */
76