tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2* Copyright (c) 2016 MediaTek Inc.
3* Author: PC Chen <pc.chen@mediatek.com>
4* Tiffany Lin <tiffany.lin@mediatek.com>
5*
6* This program is free software; you can redistribute it and/or modify
7* it under the terms of the GNU General Public License version 2 as
8* published by the Free Software Foundation.
9*
10* This program is distributed in the hope that it will be useful,
11* but WITHOUT ANY WARRANTY; without even the implied warranty of
12* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13* GNU General Public License for more details.
14*/
15
16#ifndef _MTK_VCODEC_UTIL_H_
17#define _MTK_VCODEC_UTIL_H_
18
19#include <linux/types.h>
20#include <linux/dma-direction.h>
21
22struct mtk_vcodec_mem {
23 size_t size;
24 void *va;
25 dma_addr_t dma_addr;
26};
27
28struct mtk_vcodec_ctx;
29struct mtk_vcodec_dev;
30
31extern int mtk_v4l2_dbg_level;
32extern bool mtk_vcodec_dbg;
33
34
35#if defined(DEBUG)
36
37#define mtk_v4l2_debug(level, fmt, args...) \
38 do { \
39 if (mtk_v4l2_dbg_level >= level) \
40 pr_info("[MTK_V4L2] level=%d %s(),%d: " fmt "\n",\
41 level, __func__, __LINE__, ##args); \
42 } while (0)
43
44#define mtk_v4l2_err(fmt, args...) \
45 pr_err("[MTK_V4L2][ERROR] %s:%d: " fmt "\n", __func__, __LINE__, \
46 ##args)
47
48
49#define mtk_v4l2_debug_enter() mtk_v4l2_debug(3, "+")
50#define mtk_v4l2_debug_leave() mtk_v4l2_debug(3, "-")
51
52#define mtk_vcodec_debug(h, fmt, args...) \
53 do { \
54 if (mtk_vcodec_dbg) \
55 pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \
56 ((struct mtk_vcodec_ctx *)h->ctx)->id, \
57 __func__, ##args); \
58 } while (0)
59
60#define mtk_vcodec_err(h, fmt, args...) \
61 pr_err("[MTK_VCODEC][ERROR][%d]: %s() " fmt "\n", \
62 ((struct mtk_vcodec_ctx *)h->ctx)->id, __func__, ##args)
63
64#define mtk_vcodec_debug_enter(h) mtk_vcodec_debug(h, "+")
65#define mtk_vcodec_debug_leave(h) mtk_vcodec_debug(h, "-")
66
67#else
68
69#define mtk_v4l2_debug(level, fmt, args...) {}
70#define mtk_v4l2_err(fmt, args...) {}
71#define mtk_v4l2_debug_enter() {}
72#define mtk_v4l2_debug_leave() {}
73
74#define mtk_vcodec_debug(h, fmt, args...) {}
75#define mtk_vcodec_err(h, fmt, args...) {}
76#define mtk_vcodec_debug_enter(h) {}
77#define mtk_vcodec_debug_leave(h) {}
78
79#endif
80
81void __iomem *mtk_vcodec_get_reg_addr(struct mtk_vcodec_ctx *data,
82 unsigned int reg_idx);
83int mtk_vcodec_mem_alloc(struct mtk_vcodec_ctx *data,
84 struct mtk_vcodec_mem *mem);
85void mtk_vcodec_mem_free(struct mtk_vcodec_ctx *data,
86 struct mtk_vcodec_mem *mem);
87void mtk_vcodec_set_curr_ctx(struct mtk_vcodec_dev *dev,
88 struct mtk_vcodec_ctx *ctx);
89struct mtk_vcodec_ctx *mtk_vcodec_get_curr_ctx(struct mtk_vcodec_dev *dev);
90
91#endif /* _MTK_VCODEC_UTIL_H_ */