drivers/media/platform/mtk-vcodec/mtk_vcodec_util.h

   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
  22 struct mtk_vcodec_mem {
  23         size_t size;
  24         void *va;
  25         dma_addr_t dma_addr;
  26 };
  27
  28 struct mtk_vcodec_ctx;
  29 struct mtk_vcodec_dev;
  30
  31 extern int mtk_v4l2_dbg_level;
  32 extern bool mtk_vcodec_dbg;
  33
  34
  35 #define mtk_v4l2_err(fmt, args...)                \
  36         pr_err("[MTK_V4L2][ERROR] %s:%d: " fmt "\n", __func__, __LINE__, \
  37                ##args)
  38
  39 #define mtk_vcodec_err(h, fmt, args...)                                 \
  40         pr_err("[MTK_VCODEC][ERROR][%d]: %s() " fmt "\n",               \
  41                ((struct mtk_vcodec_ctx *)h->ctx)->id, __func__, ##args)
  42
  43
  44 #if defined(DEBUG)
  45
  46 #define mtk_v4l2_debug(level, fmt, args...)                              \
  47         do {                                                             \
  48                 if (mtk_v4l2_dbg_level >= level)                         \
  49                         pr_info("[MTK_V4L2] level=%d %s(),%d: " fmt "\n",\
  50                                 level, __func__, __LINE__, ##args);      \
  51         } while (0)
  52
  53 #define mtk_v4l2_debug_enter()  mtk_v4l2_debug(3, "+")
  54 #define mtk_v4l2_debug_leave()  mtk_v4l2_debug(3, "-")
  55
  56 #define mtk_vcodec_debug(h, fmt, args...)                               \
  57         do {                                                            \
  58                 if (mtk_vcodec_dbg)                                     \
  59                         pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n",     \
  60                                 ((struct mtk_vcodec_ctx *)h->ctx)->id, \
  61                                 __func__, ##args);                      \
  62         } while (0)
  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_debug_enter() {}
  71 #define mtk_v4l2_debug_leave() {}
  72
  73 #define mtk_vcodec_debug(h, fmt, args...) {}
  74 #define mtk_vcodec_debug_enter(h) {}
  75 #define mtk_vcodec_debug_leave(h) {}
  76
  77 #endif
  78
  79 void __iomem *mtk_vcodec_get_reg_addr(struct mtk_vcodec_ctx *data,
  80                                 unsigned int reg_idx);
  81 int mtk_vcodec_mem_alloc(struct mtk_vcodec_ctx *data,
  82                                 struct mtk_vcodec_mem *mem);
  83 void mtk_vcodec_mem_free(struct mtk_vcodec_ctx *data,
  84                                 struct mtk_vcodec_mem *mem);
  85 void mtk_vcodec_set_curr_ctx(struct mtk_vcodec_dev *dev,
  86         struct mtk_vcodec_ctx *ctx);
  87 struct mtk_vcodec_ctx *mtk_vcodec_get_curr_ctx(struct mtk_vcodec_dev *dev);
  88
  89 #endif /* _MTK_VCODEC_UTIL_H_ */